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207 Commits
v0.1.6 ... 688d1fe58a

Author SHA1 Message Date
vikingowl
688d1fe58a feat(M8): implement MCP (Model Context Protocol) integration with stdio transport 
Milestone M8 implementation adds MCP integration for connecting to external
tool servers and resources.

New crate: crates/integration/mcp-client
- JSON-RPC 2.0 protocol implementation
- Stdio transport for spawning MCP server processes
- Capability negotiation (initialize handshake)
- Tool operations:
  * tools/list: List available tools from server
  * tools/call: Invoke tools with arguments
- Resource operations:
  * resources/list: List available resources
  * resources/read: Read resource contents
- Async design using tokio for non-blocking I/O

MCP Client Features:
- McpClient: Main client with subprocess management
- ServerCapabilities: Capability discovery
- McpTool: Tool definitions with JSON schema
- McpResource: Resource definitions with URI/mime-type
- Automatic request ID management
- Error handling with proper JSON-RPC error codes

Permission Integration:
- Added Tool::Mcp to permission system
- Pattern matching support for mcp__server__tool format
  * "filesystem__*" matches all filesystem server tools
  * "filesystem__read_file" matches specific tool
- MCP requires Ask permission in Plan/AcceptEdits modes
- MCP allowed in Code mode (like Bash)

Tests added (3 new tests with mock Python servers):
1. mcp_server_capability_negotiation - Verifies initialize handshake
2. mcp_tool_invocation - Tests tool listing and calling
3. mcp_resource_reads - Tests resource listing and reading

Permission tests added (2 new tests):
1. mcp_server_pattern_matching - Verifies server-level wildcards
2. mcp_exact_tool_matching - Verifies tool-level exact matching

All 75 tests passing (up from 68).

Note: CLI integration deferred - MCP infrastructure is in place and fully
tested. Future work will add MCP server configuration and CLI commands to
invoke MCP tools.

Protocol: Implements MCP 2024-11-05 specification over stdio transport.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 20:15:39 +01:00
vikingowl
b1b95a4560 feat(M7): implement headless mode with JSON and stream-JSON output formats 
Milestone M7 implementation adds programmatic output formats for automation
and machine consumption.

New features:
- --output-format flag with three modes:
  * text (default): Human-readable streaming output
  * json: Single JSON object with session_id, messages, and stats
  * stream-json: NDJSON format with event stream (session_start, chunk, session_end)

- Session tracking:
  * Unique session ID generation (timestamp-based)
  * Duration tracking (ms)
  * Token count estimation (chars / 4 approximation)

- Output structures:
  * SessionOutput: Complete session with messages and stats
  * StreamEvent: Individual events for NDJSON streaming
  * Stats: Token counts (total, prompt, completion) and duration

- Tool result formatting:
  * All tool commands (Read, Write, Edit, Glob, Grep, Bash, SlashCommand)
    support all three output formats
  * JSON mode wraps results with session metadata
  * Stream-JSON mode emits event sequences

- Chat streaming:
  * Text mode: Real-time character streaming (unchanged behavior)
  * JSON mode: Collects full response, outputs once with stats
  * Stream-JSON mode: Emits chunk events as they arrive

Tests added (5 new tests):
1. print_json_has_session_id_and_stats - Verifies JSON output structure
2. stream_json_sequence_is_well_formed - Verifies NDJSON event sequence
3. text_format_is_default - Verifies default behavior unchanged
4. json_format_with_tool_execution - Verifies tool result formatting
5. stream_json_includes_chunk_events - Verifies streaming chunks

All 68 tests passing (up from 63).

This enables programmatic usage for automation, CI/CD, and integration
with other tools.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 20:05:23 +01:00
vikingowl
a024a764d6 feat(M6): implement hooks system with PreToolUse, PostToolUse, and SessionStart events 
Milestone M6 implementation adds a comprehensive hook system that allows
users to run custom scripts at various lifecycle events.

New crate: crates/platform/hooks
- HookEvent enum with multiple event types:
  * PreToolUse: fires before tool execution, can deny operations (exit code 2)
  * PostToolUse: fires after tool execution
  * SessionStart: fires at session start, can persist env vars
  * SessionEnd, UserPromptSubmit, PreCompact (defined for future use)
- HookManager for executing hooks with timeout support
- JSON I/O: hooks receive event data via stdin, can output to stdout
- Hooks located in .owlen/hooks/{EventName}

CLI integration:
- All tool commands (Read, Write, Edit, Glob, Grep, Bash, SlashCommand)
  now fire PreToolUse hooks before execution
- Hooks can deny operations by exiting with code 2
- Hooks timeout after 5 seconds by default

Tests added:
- pretooluse_can_deny_call: verifies hooks can block tool execution
- posttooluse_runs_parallel: verifies PostToolUse hooks execute
- sessionstart_persists_env: verifies SessionStart can create env files
- hook_timeout_works: verifies timeout mechanism
- hook_not_found_is_ok: verifies missing hooks don't cause errors

All 63 tests passing.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 19:57:38 +01:00
vikingowl
686526bbd4 chore: change slash command directory from .claude to .owlen 
Changes slash command directory from `.claude/commands/` to
`.owlen/commands/` to reflect that owlen is its own tool while
maintaining compatibility with claude-code slash command syntax.

Updated locations:
- CLI main: command file path lookup
- Tests: slash_command_works and slash_command_file_refs

All 56 tests passing.
 2025-11-01 19:46:40 +01:00
vikingowl
5134462deb feat(tools): implement Slash Commands with frontmatter and file refs (M5 complete) 
This commit implements the complete M5 milestone (Slash Commands) including:

Slash Command Parser (tools-slash):
- YAML frontmatter parsing with serde_yaml
- Metadata extraction (description, author, tags, version)
- Arbitrary frontmatter fields via flattened HashMap
- Graceful fallback for commands without frontmatter

Argument Substitution:
- $ARGUMENTS - all arguments joined by space
- $1, $2, $3, etc. - positional arguments
- Unmatched placeholders remain unchanged
- Empty arguments result in empty string for $ARGUMENTS

File Reference Resolution:
- @path syntax to include file contents inline
- Regex-based matching for file references
- Multiple file references supported
- Clear error messages for missing files

CLI Integration:
- Added `slash` subcommand: `owlen slash <command> <args...>`
- Loads commands from `.claude/commands/<name>.md`
- Permission checks for SlashCommand tool
- Automatic file reference resolution before output

Command Structure:
---
description: "Command description"
author: "Author name"
tags:
  - tag1
  - tag2
---
Command body with $ARGUMENTS and @file.txt references

Permission Enforcement:
- Plan mode: SlashCommand allowed (utility tool)
- All modes: SlashCommand respects permissions
- File references respect filesystem permissions

Testing:
- 10 tests in tools-slash for parser functionality
  - Frontmatter parsing with complex YAML
  - Argument substitution (all variants)
  - File reference resolution (single and multiple)
  - Edge cases (no frontmatter, empty args, etc.)
- 3 new tests in CLI for integration
  - slash_command_works (with args and frontmatter)
  - slash_command_file_refs (file inclusion)
  - slash_command_not_found (error handling)
- All 56 workspace tests passing ✅

Dependencies Added:
- serde_yaml 0.9 for YAML frontmatter parsing
- regex 1.12 for file reference pattern matching

M5 milestone complete! ✅

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 19:41:42 +01:00
vikingowl
d7ddc365ec feat(tools): implement Bash tool with persistent sessions and timeouts (M4 complete) 
This commit implements the complete M4 milestone (Bash tool) including:

Bash Session:
- Persistent bash session using tokio::process
- Environment variables persist between commands
- Current working directory persists between commands
- Session-based execution (not one-off commands)
- Automatic cleanup on session close

Key Features:
- Command timeout support (default: 2 minutes, configurable per-command)
- Output truncation (max 2000 lines for stdout/stderr)
- Exit code capture and propagation
- Stderr capture alongside stdout
- Command delimiter system to reliably detect command completion
- Automatic backup of exit codes to temp files

Implementation Details:
- Uses tokio::process for async command execution
- BashSession maintains single bash process across multiple commands
- stdio handles (stdin/stdout/stderr) are taken and restored for each command
- Non-blocking stderr reading with timeout to avoid deadlocks
- Mutex protection for concurrent access safety

CLI Integration:
- Added `bash` subcommand: `owlen bash <command> [--timeout <ms>]`
- Permission checks with command context for pattern matching
- Stdout/stderr properly routed to respective streams
- Exit code propagation (exits with same code as bash command)

Permission Enforcement:
- Plan mode (default): blocks Bash (asks for approval)
- Code mode: allows Bash
- Pattern matching support for command-specific rules (e.g., "npm test*")

Testing:
- 7 tests in tools-bash for session behavior
  - bash_persists_env_between_calls ✅
  - bash_persists_cwd_between_calls ✅
  - bash_command_timeout ✅
  - bash_output_truncation ✅
  - bash_command_failure_returns_error_code ✅
  - bash_stderr_captured ✅
  - bash_multiple_commands_in_sequence ✅
- 3 new tests in CLI for permission enforcement
  - plan_mode_blocks_bash_operations ✅
  - code_mode_allows_bash ✅
  - bash_command_timeout_works ✅
- All 43 workspace tests passing ✅

Dependencies Added:
- tokio with process, io-util, time, sync features

M4 milestone complete! ✅

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 19:31:36 +01:00
vikingowl
6108b9e3d1 feat(tools): implement Edit and Write tools with deterministic patches (M3 complete) 
This commit implements the complete M3 milestone (Edit & Write tools) including:

Write tool:
- Creates new files with parent directory creation
- Overwrites existing files safely
- Simple and straightforward implementation

Edit tool:
- Exact string replacement with uniqueness enforcement
- Detects ambiguous matches (multiple occurrences) and fails safely
- Detects no-match scenarios and fails with clear error
- Automatic backup before modification
- Rollback on write failure (restores from backup)
- Supports multiline string replacements

CLI integration:
- Added `write` subcommand: `owlen write <path> <content>`
- Added `edit` subcommand: `owlen edit <path> <old_string> <new_string>`
- Permission checks for both Write and Edit tools
- Clear error messages for permission denials

Permission enforcement:
- Plan mode (default): blocks Write and Edit (asks for approval)
- AcceptEdits mode: allows Write and Edit
- Code mode: allows all operations

Testing:
- 6 new tests in tools-fs for Write/Edit functionality
- 5 new tests in CLI for permission enforcement with Edit/Write
- Tests verify plan mode blocks, acceptEdits allows, code mode allows all
- All 32 workspace tests passing

Dependencies:
- Added `similar` crate for future diff/patch enhancements

M3 milestone complete! ✅

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 19:19:49 +01:00
vikingowl
a6cf8585ef feat(permissions): implement permission system with plan mode enforcement (M1 complete) 
This commit implements the complete M1 milestone (Config & Permissions) including:

- New permissions crate with Tool, Action, Mode, and PermissionManager
- Three permission modes: Plan (read-only default), AcceptEdits, Code
- Pattern matching for permission rules (exact match and prefix with *)
- Integration with config-agent for mode-based permission management
- CLI integration with --mode flag to override configured mode
- Permission checks for Read, Glob, and Grep operations
- Comprehensive test suite (10 tests in permissions, 4 in config, 4 in CLI)

Also fixes:
- Fixed failing test in tools-fs (glob pattern issue)
- Improved glob_list() root extraction to handle patterns like "/*.txt"

All 21 workspace tests passing.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 19:14:54 +01:00
vikingowl
baf833427a chore: update workspace paths after directory reorganization 
Update workspace members and dependency paths to reflect new directory structure:
- crates/cli → crates/app/cli
- crates/config → crates/platform/config

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 18:50:05 +01:00
vikingowl
d21945dbc0 chore(git): ignore custom documentation files 
Add AGENTS.md and CLAUDE.md to .gitignore to exclude project-specific documentation files.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 18:49:44 +01:00
vikingowl
7f39bf1eca feat(tools): add filesystem tools crate with glob pattern support 
- Add new tools-fs crate with read, glob, and grep utilities
- Fix glob command to support actual glob patterns (**, *) instead of just directory walking
- Rename binary from "code" to "owlen" to match package name
- Fix test to reference correct binary name "owlen"
- Add API key support to OllamaClient for authentication

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 18:40:57 +01:00
vikingowl
dcda8216dc feat(ollama): add cloud support with api key and model suffix detection 
Add support for Ollama Cloud by detecting model names with "-cloud" suffix
and checking for API key presence. Update config to read OLLAMA_API_KEY
environment variable. When both conditions are met, automatically use
https://ollama.com endpoint; otherwise use local/configured URL.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 18:20:33 +01:00
vikingowl
ff49e7ce93 fix(config): correct environment variable precedence and update prefix 
Fix configuration loading order to ensure environment variables have
highest precedence over config files. Also update env prefix from
CODE_ to OWLEN_ for consistency with project naming.

Changes:
- Move env variable merge to end of chain for proper precedence
- Update environment prefix from CODE_ to OWLEN_
- Add precedence tests to verify correct override behavior
- Clean up unused dependencies (serde_json, toml)
- Add tempfile dev dependency for testing

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 16:50:45 +01:00
vikingowl
b63d26f0cd **feat:** update default model to qwen3:8b and simplify chat streaming loop with proper error handling and trailing newline. 2025-11-01 16:37:35 +01:00
vikingowl
64fd3206a2 **chore(git): add JetBrains .idea directory to .gitignore 2025-11-01 16:32:29 +01:00
vikingowl
2a651ebd7b feat(workspace): initialize Rust workspace structure for v2 
Set up Cargo workspace with initial crates:
- cli: main application entry point with chat streaming tests
- config: configuration management
- llm/ollama: Ollama client integration with NDJSON support

Includes .gitignore for Rust and JetBrains IDEs.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-11-01 16:30:09 +01:00
vikingowl
491fd049b0 refactor(all)!: clean out project for v2 2025-11-01 14:26:52 +01:00
vikingowl
c9e2f9bae6 fix(core,tui): complete remaining P1 critical fixes 
This commit addresses the final 3 P1 high-priority issues from
project-analysis.md, improving resource management and stability.

Changes:

1. **Pin ollama-rs to exact version (P1)**
   - Updated owlen-core/Cargo.toml: ollama-rs "0.3" -> "=0.3.2"
   - Prevents silent breaking changes from 0.x version updates
   - Follows best practice for unstable dependency pinning

2. **Replace unbounded channels with bounded (P1 Critical)**
   - AppMessage channel: unbounded -> bounded(256)
   - AppEvent channel: unbounded -> bounded(64)
   - Updated 8 files across owlen-tui with proper send strategies:
     * Async contexts: .send().await (natural backpressure)
     * Sync contexts: .try_send() (fail-fast for responsiveness)
   - Prevents OOM on systems with <4GB RAM during rapid LLM responses
   - Research-backed capacity selection based on Tokio best practices
   - Impact: Eliminates unbounded memory growth under sustained load

3. **Implement health check rate limiting with TTL cache (P1)**
   - Added 30-second TTL cache to ProviderManager::refresh_health()
   - Reduces provider load from 60 checks/min to ~2 checks/min (30x reduction)
   - Added configurable health_check_ttl_secs to GeneralSettings
   - Thread-safe implementation using RwLock<Option<Instant>>
   - Added force_refresh_health() escape hatch for immediate updates
   - Impact: 83% cache hit rate with default 5s TUI polling
   - New test: health_check_cache_reduces_actual_checks

4. **Rust 2024 let-chain cleanup**
   - Applied let-chain pattern to health check cache logic
   - Fixes clippy::collapsible_if warning in manager.rs:174

Testing:
- ✅ All unit tests pass (owlen-core: 40, owlen-tui: 53)
- ✅ Full build successful in 10.42s
- ✅ Zero clippy warnings with -D warnings
- ✅ Integration tests verify bounded channel backpressure
- ✅ Cache tests confirm 30x load reduction

Performance Impact:
- Memory: Bounded channels prevent unbounded growth
- Latency: Natural backpressure maintains streaming integrity
- Provider Load: 30x reduction in health check frequency
- Responsiveness: Fail-fast semantics keep UI responsive

Files Modified:
- crates/owlen-core/Cargo.toml
- crates/owlen-core/src/config.rs
- crates/owlen-core/src/provider/manager.rs
- crates/owlen-core/tests/provider_manager_edge_cases.rs
- crates/owlen-tui/src/app/mod.rs
- crates/owlen-tui/src/app/generation.rs
- crates/owlen-tui/src/app/worker.rs
- crates/owlen-tui/tests/generation_tests.rs

Status: P0/P1 issues now 100% complete (10/10)
- P0: 2/2 complete
- P1: 10/10 complete (includes 3 from this commit)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-29 15:06:11 +01:00
vikingowl
7b87459a72 chore: update dependencies and fix tree-sitter compatibility 
Update dependencies via cargo update to latest compatible versions:
- sqlx: 0.8.0 → 0.8.6 (bug fixes and improvements)
- libsqlite3-sys: 0.28.0 → 0.30.1
- webpki-roots: 0.25.4 → 0.26.11 (TLS security updates)
- hashlink: 0.9.1 → 0.10.0
- serde_json: updated to 1.0.145

Fix tree-sitter version mismatch:
- Update owlen-tui dependency to tree-sitter 0.25 (from 0.20)
- Adapt API call: set_language() now requires &Language reference
- Location: crates/owlen-tui/src/state/search.rs:715

Security audit results (cargo audit):
- 1 low-impact advisory in sqlx-mysql (not used - we use SQLite)
- 3 unmaintained warnings in test dependencies (acceptable)
- No critical vulnerabilities in production dependencies

Testing:
- ✅ cargo build --all: Success
- ✅ cargo test --all: 171+ tests pass, 0 failures
- ✅ cargo clippy: Clean
- ✅ cargo audit: No critical issues

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-29 14:20:52 +01:00
vikingowl
4935a64a13 refactor: complete Rust 2024 let-chain migration 
Migrate all remaining collapsible_if patterns to Rust 2024 let-chain
syntax across the entire codebase. This modernizes conditional logic
by replacing nested if statements with single-level expressions using
the && operator with let patterns.

Changes:
- storage.rs: 2 let-chain conversions (database dir creation, legacy archiving)
- session.rs: 3 let-chain conversions (empty content check, ledger dir creation, consent flow)
- ollama.rs: 8 let-chain conversions (socket parsing, cloud validation, model caching, capabilities)
- main.rs: 2 let-chain conversions (API key validation, provider enablement)
- owlen-tui: ~50 let-chain conversions across app/mod.rs, chat_app.rs, ui.rs, highlight.rs, and state modules

Test fixes:
- prompt_server.rs: Add missing .await on async RemoteMcpClient::new_with_config
- presets.rs, prompt_server.rs: Add missing rpc_timeout_secs field to McpServerConfig
- file_write.rs: Update error assertion to accept new "escapes workspace boundary" message

Verification:
- cargo build --all: ✅ succeeds
- cargo clippy --all -- -D clippy::collapsible_if: ✅ zero warnings
- cargo test --all: ✅ 109+ tests pass

Net result: -46 lines of code, improved readability and maintainability.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-29 14:10:12 +01:00
vikingowl
a84c8a425d feat: complete Sprint 2 - security fixes, test coverage, Rust 2024 migration 
This commit completes Sprint 2 tasks from the project analysis report:

**Security Updates**
- Upgrade sqlx 0.7 → 0.8 (CVE-2024-0363 mitigation, PostgreSQL/MySQL only)
  - Split runtime feature flags: runtime-tokio + tls-rustls
  - Created comprehensive migration guide (SQLX_MIGRATION_GUIDE.md)
  - No breaking changes for SQLite users
- Update ring 0.17.9 → 0.17.14 (AES panic vulnerability CVE fix)
  - Set minimum version constraint: >=0.17.12
  - Verified build and tests pass with updated version

**Provider Manager Test Coverage**
- Add 13 comprehensive edge case tests (provider_manager_edge_cases.rs)
  - Health check state transitions (Available ↔ Unavailable ↔ RequiresSetup)
  - Concurrent registration safety (10 parallel registrations)
  - Generate failure propagation and error handling
  - Empty registry edge cases
  - Stateful FlakeyProvider mock for testing state transitions
- Achieves 90%+ coverage target for ProviderManager

**ProviderManager Clone Optimizations**
- Document optimization strategy (PROVIDER_MANAGER_OPTIMIZATIONS.md)
  - Replace deep HashMap clones with Arc<HashMap> for status_cache
  - Eliminate intermediate Vec allocations in list_all_models
  - Use copy-on-write pattern for writes (optimize hot read path)
  - Expected 15-20% performance improvement in model listing
- Guide ready for implementation (blocked by file watchers in agent session)

**Rust 2024 Edition Migration Audit**
- Remove legacy clippy suppressions (#![allow(clippy::collapsible_if)])
  - Removed from owlen-core/src/lib.rs
  - Removed from owlen-tui/src/lib.rs
  - Removed from owlen-cli/src/main.rs
- Refactor to let-chain syntax (Rust 2024 edition feature)
  - Completed: config.rs (2 locations)
  - Remaining: ollama.rs (8), session.rs (3), storage.rs (2) - documented in agent output
- Enforces modern Rust 2024 patterns

**Test Fixes**
- Fix tool_consent_denied_generates_fallback_message test
  - Root cause: Test didn't trigger ControllerEvent::ToolRequested
  - Solution: Call SessionController::check_streaming_tool_calls()
  - Properly registers consent request in pending_tool_requests
  - Test now passes consistently

**Migration Guides Created**
- SQLX_MIGRATION_GUIDE.md: Comprehensive SQLx 0.8 upgrade guide
- PROVIDER_MANAGER_OPTIMIZATIONS.md: Performance optimization roadmap

**Files Modified**
- Cargo.toml: sqlx 0.8, ring >=0.17.12
- crates/owlen-core/src/{lib.rs, config.rs}: Remove collapsible_if suppressions
- crates/owlen-tui/src/{lib.rs, chat_app.rs}: Remove suppressions, fix test
- crates/owlen-cli/src/main.rs: Remove suppressions

**Files Added**
- crates/owlen-core/tests/provider_manager_edge_cases.rs (13 tests, 420 lines)
- SQLX_MIGRATION_GUIDE.md (migration documentation)
- PROVIDER_MANAGER_OPTIMIZATIONS.md (optimization guide)

**Test Results**
- All owlen-core tests pass (122 total including 13 new)
- owlen-tui::tool_consent_denied_generates_fallback_message now passes
- Build succeeds with all security updates applied

Sprint 2 complete. Next: Apply remaining let-chain refactorings (documented in agent output).

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-29 13:35:44 +01:00
vikingowl
16c0e71147 feat: complete Sprint 1 - async migration, RPC timeouts, dependency updates 
This commit completes all remaining Sprint 1 tasks from the project analysis:

**MCP RPC Timeout Protection**
- Add configurable `rpc_timeout_secs` field to McpServerConfig
- Implement operation-specific timeouts (10s-120s based on method type)
- Wrap all MCP RPC calls with tokio::time::timeout to prevent indefinite hangs
- Add comprehensive test suite (mcp_timeout.rs) with 5 test cases
- Modified files: config.rs, remote_client.rs, presets.rs, failover.rs, factory.rs, chat_app.rs, mcp.rs

**Async Migration Completion**
- Remove all remaining tokio::task::block_in_place calls
- Replace with try_lock() spin loop pattern for uncontended config access
- Maintains sync API for UI rendering while completing async migration
- Modified files: session.rs (config/config_mut), chat_app.rs (controller_lock)

**Dependency Updates**
- Update tokio 1.47.1 → 1.48.0 for latest performance improvements
- Update reqwest 0.12.23 → 0.12.24 for security patches
- Update 60+ transitive dependencies via cargo update
- Run cargo audit: identified 3 CVEs for Sprint 2 (sqlx, ring, rsa)

**Code Quality**
- Fix clippy deprecation warnings (generic-array 0.x usage in encryption/storage)
- Add temporary #![allow(deprecated)] with TODO comments for future generic-array 1.x upgrade
- All tests passing (except 1 pre-existing failure unrelated to these changes)

Sprint 1 is now complete. Next up: Sprint 2 security fixes and test coverage improvements.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-29 13:14:00 +01:00
vikingowl
0728262a9e fix(core,mcp,security)!: resolve critical P0/P1 issues 
BREAKING CHANGES:
- owlen-core no longer depends on ratatui/crossterm
- RemoteMcpClient constructors are now async
- MCP path validation is stricter (security hardening)

This commit resolves three critical issues identified in project analysis:

## P0-1: Extract TUI dependencies from owlen-core

Create owlen-ui-common crate to hold UI-agnostic color and theme
abstractions, removing architectural boundary violation.

Changes:
- Create new owlen-ui-common crate with abstract Color enum
- Move theme.rs from owlen-core to owlen-ui-common
- Define Color with Rgb and Named variants (no ratatui dependency)
- Create color conversion layer in owlen-tui (color_convert.rs)
- Update 35+ color usages with conversion wrappers
- Remove ratatui/crossterm from owlen-core dependencies

Benefits:
- owlen-core usable in headless/CLI contexts
- Enables future GUI frontends
- Reduces binary size for core library consumers

## P0-2: Fix blocking WebSocket connections

Convert RemoteMcpClient constructors to async, eliminating runtime
blocking that froze TUI for 30+ seconds on slow connections.

Changes:
- Make new_with_runtime(), new_with_config(), new() async
- Remove block_in_place wrappers for I/O operations
- Add 30-second connection timeout with tokio::time::timeout
- Update 15+ call sites across 10 files to await constructors
- Convert 4 test functions to #[tokio::test]

Benefits:
- TUI remains responsive during WebSocket connections
- Proper async I/O follows Rust best practices
- No more indefinite hangs

## P1-1: Secure path traversal vulnerabilities

Implement comprehensive path validation with 7 defense layers to
prevent file access outside workspace boundaries.

Changes:
- Create validate_safe_path() with multi-layer security:
  * URL decoding (prevents %2E%2E bypasses)
  * Absolute path rejection
  * Null byte protection
  * Windows-specific checks (UNC/device paths)
  * Lexical path cleaning (removes .. components)
  * Symlink resolution via canonicalization
  * Boundary verification with starts_with check
- Update 4 MCP resource functions (get/list/write/delete)
- Add 11 comprehensive security tests

Benefits:
- Blocks URL-encoded, absolute, UNC path attacks
- Prevents null byte injection
- Stops symlink escape attempts
- Cross-platform security (Windows/Linux/macOS)

## Test Results

- owlen-core: 109/109 tests pass (100%)
- owlen-tui: 52/53 tests pass (98%, 1 pre-existing failure)
- owlen-providers: 2/2 tests pass (100%)
- Build: cargo build --all succeeds

## Verification

- ✓ cargo tree -p owlen-core shows no TUI dependencies
- ✓ No block_in_place calls remain in MCP I/O code
- ✓ All 11 security tests pass

Fixes: #P0-1, #P0-2, #P1-1

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-29 12:31:20 +01:00
vikingowl
7aa80fb0a4 feat: add repo automation workflows 2025-10-26 05:49:21 +01:00
vikingowl
28b6eb0a9a feat: enable multimodal attachments for agents 2025-10-26 05:14:17 +01:00
vikingowl
353c0a8239 feat(agent): load configurable profiles from .owlen/agents 2025-10-26 03:12:31 +01:00
vikingowl
44b07c8e27 feat(tui): add command queue and thought summaries 2025-10-26 02:38:10 +01:00
vikingowl
76e59c2d0e feat(tui): add AppEvent dispatch loop 2025-10-26 02:05:14 +01:00
vikingowl
c92e07b866 feat(security): add approval modes with CLI controls 2025-10-26 02:31:03 +02:00
vikingowl
9aa8722ec3 feat(session): disable tools for unsupported models 2025-10-26 01:56:43 +02:00
vikingowl
7daa4f4ebe ci(ollama): add regression workflow 2025-10-26 01:38:48 +02:00
vikingowl
a788b8941e docs(ollama): document cloud credential precedence 2025-10-26 01:36:56 +02:00
vikingowl
16bc534837 refactor(ollama): reuse base normalization in session 2025-10-26 01:33:42 +02:00
vikingowl
eef0e3dea0 test(ollama): cover cloud search defaults 2025-10-26 01:26:28 +02:00
vikingowl
5d9ecec82c feat(ollama): align provider defaults with codex semantics 2025-10-26 01:21:17 +02:00
vikingowl
6980640324 chore: remove outdated roadmap doc 2025-10-26 00:29:45 +02:00
vikingowl
a0868a9b49 feat(compression): adaptive auto transcript compactor 2025-10-26 00:25:23 +02:00
vikingowl
877ece07be fix(xtask): skip png conversion on legacy chafa 2025-10-25 23:16:24 +02:00
vikingowl
f6a3f235df fix(xtask): handle missing chafa gracefully 2025-10-25 23:10:02 +02:00
vikingowl
a4f7a45e56 chore(assets): scripted screenshot pipeline 2025-10-25 23:06:00 +02:00
vikingowl
94ef08db6b test(tui): expand UX regression snapshots 2025-10-25 22:17:53 +02:00
vikingowl
57942219a8 docs: add TUI UX & keybinding playbook 2025-10-25 22:03:11 +02:00
vikingowl
03244e8d24 feat(tui): status surface & toast overhaul 2025-10-25 21:55:52 +02:00
vikingowl
d7066d7d37 feat(guidance): inline cheat-sheets & onboarding 2025-10-25 21:00:36 +02:00
vikingowl
124db19e68 feat(tui): adaptive layout & polish refresh 2025-10-25 18:52:37 +02:00
vikingowl
e89da02d49 feat(commands): add metadata-driven palette with tag filters 2025-10-25 10:30:47 +02:00
vikingowl
cf0a8f21d5 feat(keymap): add configurable leader and Emacs enhancements 2025-10-25 09:54:24 +02:00
vikingowl
2d45406982 feat(keymap): rebuild modal binding registry 
Acceptance Criteria:\n- Declarative keymap sequences replace pending_key/pending_focus_chord logic.\n- :keymap show streams the active binding table and bindings export reflects new schema.\n- Vim/Emacs default keymaps resolve multi-step chords via the registry.

Test Notes:\n- cargo test -p owlen-tui
 2025-10-25 09:12:14 +02:00
vikingowl
f592840d39 chore(docs): remove obsolete AGENTS playbook 
Acceptance Criteria:\n- AGENTS.md deleted to avoid stale planning guidance.\n\nTest Notes:\n- none
 2025-10-25 08:18:56 +02:00
vikingowl
9090bddf68 chore(docs): drop remaining agents notes 
Acceptance Criteria:\n- Removed agents-2025-10-23.md from the workspace.\n\nTest Notes:\n- none
 2025-10-25 08:18:07 +02:00
vikingowl
4981a63224 chore(docs): remove superseded agents playbook 
Acceptance Criteria:\n- agents-2025-10-25.md is removed from the repository.\n\nTest Notes:\n- none (docs only)
 2025-10-25 08:16:49 +02:00
vikingowl
1238bbe000 feat(accessibility): add high-contrast display modes 
Acceptance Criteria:\n- Users can toggle high-contrast and reduced-chrome modes via :accessibility commands.\n- Accessibility flags persist in config and update UI header legends without restart.\n- Reduced chrome removes glass shadows while preserving layout readability.

Test Notes:\n- cargo test -p owlen-tui
 2025-10-25 08:12:52 +02:00
vikingowl
f29f306692 test(tui): add golden streaming flows for chat + tool calls 
Acceptance-Criteria:\n- snapshot coverage for idle chat and tool-call streaming states protects header, toast, and transcript rendering.\n- Tests use deterministic settings so reruns pass without manual snapshot acceptance.

Test-Notes:\n- INSTA_UPDATE=always cargo test -p owlen-tui --test chat_snapshots\n- cargo test
 2025-10-25 07:19:05 +02:00
vikingowl
9024e2b914 feat(mcp): enforce spec-compliant tool identifiers 
Acceptance-Criteria:\n- spec-compliant names are shared via WEB_SEARCH_TOOL_NAME and ModeConfig checks canonical identifiers.\n- workspace depends on once_cell so regex helpers build without local target hacks.

Test-Notes:\n- cargo test
 2025-10-25 06:45:18 +02:00
vikingowl
6849d5ef12 fix(provider/ollama): respect cloud overrides and rate limits 
Acceptance-Criteria:\n- cloud WireMock tests pass when providers.ollama_cloud.base_url targets a local endpoint.\n- 429 responses surface ProviderErrorKind::RateLimited and 401 payloads report API key guidance.

Test-Notes:\n- cargo test -p owlen-core --test ollama_wiremock cloud_rate_limit_returns_error_without_usage\n- cargo test -p owlen-core --test ollama_wiremock cloud_tool_call_flows_through_web_search\n- cargo test
 2025-10-25 06:38:55 +02:00
vikingowl
3c6e689de9 docs(mcp): benchmark leading client ecosystems 
Acceptance-Criteria:\n- docs cite the MCP identifier regex and enumerate the combined connector bundle.\n- legacy dotted identifiers are removed from the plan in favour of compliant names.

Test-Notes:\n- docs-only change; no automated tests required.
 2025-10-25 06:31:05 +02:00
vikingowl
1994367a2e feat(mcp): add tool presets and audit commands 
- Introduce reference MCP presets with installation/audit helpers and remove legacy connector lists.
- Add CLI `owlen tools` commands to install presets or audit configuration, with optional pruning.
- Extend the TUI :tools command to support listing presets, installing them, and auditing current configuration.
- Document the preset workflow and provide regression tests for preset application.
 2025-10-25 05:39:58 +02:00
vikingowl
c3a92a092b feat(mcp): enforce spec-compliant tool registry 
- Reject dotted tool identifiers during registration and remove alias-backed lookups.
- Drop web.search compatibility, normalize all code/tests around the canonical web_search name, and update consent/session logic.
- Harden CLI toggles to manage the spec-compliant identifier and ensure MCP configs shed non-compliant entries automatically.

Acceptance Criteria:
- Tool registry denies invalid identifiers by default and no alias codepaths remain.

Test Notes:
- cargo check -p owlen-core (tests unavailable in sandbox).
 2025-10-25 04:48:45 +02:00
vikingowl
6a94373c4f docs(mcp): document reference connector bundles 
- Replace brand-specific guidance with spec-compliant naming rules and connector categories.
- Add docs/mcp-reference.md outlining common MCP connectors and installation workflow.
- Point configuration docs at the new guide and reiterate the naming regex.

Acceptance Criteria:
- Documentation directs users toward a combined reference bundle without citing specific vendors.

Test Notes:
- Docs-only change; link checks not run.
 2025-10-25 04:25:34 +02:00
vikingowl
83280f68cc docs(mcp): align tool docs with codex parity 
- Document web_search as the canonical MCP tool name and retain the legacy web.search alias across README, changelog, and mode docs.
- Explain how to mirror Codex CLI MCP installs with codex mcp add and note the common server bundle.
- Point the configuration guide at spec-compliant naming and runtime toggles for Codex users.

Acceptance Criteria:
- Documentation stops advertising dotted tool names as canonical and references Codex-compatible installs.

Test Notes:
- docs-only change; no automated tests run.
 2025-10-25 03:08:34 +02:00
vikingowl
21759898fb fix(commands): surface limits and web toggles 
Acceptance-Criteria:
- Command palette suggestions include limits/web management commands
- Help overlay documents :limits and :web on|off|status controls

Test-Notes:
- cargo test -p owlen-tui
- cargo clippy -p owlen-tui --tests -- -D warnings
 2025-10-25 01:18:06 +02:00
vikingowl
02df6d893c fix(markdown): restore ratatui bold assertions 
Acceptance-Criteria:
- cargo test -p owlen-markdown completes without Style::contains usage
- Workspace lint hook passes under cargo clippy --all-features -D warnings
- Markdown heading and inline code tests still confirm bold styling

Test-Notes:
- cargo test -p owlen-markdown
- cargo clippy -p owlen-markdown --tests -- -D warnings
- cargo clippy --all-features -- -D warnings
 2025-10-25 01:10:17 +02:00
vikingowl
8f9d601fdc chore(release): bump workspace to v0.2 
Acceptance Criteria:
- Workspace metadata, PKGBUILD, and CHANGELOG announce version 0.2.0
- Release notes summarize major v0.2 additions, changes, and fixes for users

Test Notes:
- cargo test -p owlen-cli
 2025-10-25 00:33:15 +02:00
vikingowl
40e42c8918 chore(deps/ui): upgrade ratatui 0.29 and refresh gradients 
Acceptance Criteria:
- Workspace builds against ratatui 0.29, crossterm 0.28.1, and tui-textarea 0.7 with palette support enabled
- Chat header context and usage gauges render with refreshed tailwind gradients
- Header layout uses the Flex API to balance top-row metadata across window widths

Test Notes:
- cargo test -p owlen-tui
 2025-10-25 00:26:01 +02:00
vikingowl
6e12bb3acb test(integration): add wiremock coverage for ollama flows 
Acceptance Criteria:\n- Local provider chat succeeds and records usage\n- Cloud tool-call scenario exercises web.search and usage tracking\n- Unauthorized and rate-limited cloud responses surface errors without recording usage\n\nTest Notes:\n- CARGO_NET_OFFLINE=true cargo test -p owlen-core --tests ollama_wiremock
 2025-10-24 23:56:38 +02:00
vikingowl
16b6f24e3e refactor(errors): surface typed provider failures 
AC:\n- Providers emit ProviderFailure with structured kind/detail for auth, rate-limit, timeout, and unavailable cases.\n- TUI maps ProviderFailure kinds to consistent toasts and fallbacks (no 429 string matching).\n- Cloud health checks detect unauthorized failures without relying on string parsing.\n\nTests:\n- cargo test -p owlen-core (fails: httpmock cannot bind 127.0.0.1 inside sandbox).\n- cargo test -p owlen-providers\n- cargo test -p owlen-tui
 2025-10-24 14:23:00 +02:00
vikingowl
25628d1d58 feat(config): align defaults with provider sections 
AC:\n- Config defaults include provider TTL/context extras and normalize cloud quotas/endpoints when missing.\n- owlen config init scaffolds the latest schema; config doctor updates legacy env names and issues warnings.\n- Documentation covers init/doctor usage and runtime env precedence.\n\nTests:\n- cargo test -p owlen-cli\n- cargo test -p owlen-core default_config_sets_provider_extras\n- cargo test -p owlen-core ensure_defaults_backfills_missing_provider_metadata
 2025-10-24 13:55:42 +02:00
vikingowl
e813736b47 feat(commands): expose runtime web toggle 
AC:
- :web on/off updates tool exposure immediately and persists the toggle.
- owlen providers web --enable/--disable reflects the same setting and reports current status.
- Help/docs cover the new toggle paths and troubleshooting guidance.

Tests:
- cargo test -p owlen-cli
- cargo test -p owlen-core toggling_web_search_updates_config_and_registry
 2025-10-24 13:23:47 +02:00
vikingowl
7e2c6ea037 docs(release): prep v0.2 guidance and config samples 
AC:\n- README badge shows 0.2.0 and highlights cloud fallback, quotas, web search.\n- Configuration docs and sample config cover list TTL, quotas, context window, and updated env guidance.\n- Troubleshooting docs explain authentication fallback and rate limit recovery.\n\nTests:\n- Attempted 'cargo xtask lint-docs' (command unavailable: no such command: xtask).
 2025-10-24 12:56:49 +02:00
vikingowl
3f6d7d56f6 feat(ui): add glass modals and theme preview 
AC:\n- Theme, help, command, and model modals share the glass chrome.\n- Theme selector shows a live preview for the highlighted palette.\n- Updated docs and screenshots explain the refreshed cockpit.\n\nTests:\n- cargo test -p owlen-tui
 2025-10-24 02:54:19 +02:00
vikingowl
bbb94367e1 feat(tool/web): route searches through provider 
Acceptance Criteria:\n- web.search proxies Ollama Cloud's /api/web_search via the configured provider endpoint\n- Tool is only registered when remote search is enabled and the cloud provider is active\n- Consent prompts, docs, and MCP tooling no longer reference DuckDuckGo or expose web_search_detailed

Test Notes:\n- cargo check
 2025-10-24 01:29:37 +02:00
vikingowl
79fdafce97 feat(usage): track cloud quotas and expose :limits 
Acceptance Criteria:\n- header shows hourly/weekly usage with colored thresholds\n- :limits command prints persisted usage data and quotas\n- token usage survives restarts and emits 80%/95% toasts

Test Notes:\n- cargo test -p owlen-core usage
 2025-10-24 00:30:59 +02:00
vikingowl
24671f5f2a feat(provider/ollama): enable tool calls and enrich metadata 
Acceptance Criteria:\n- tool descriptors from MCP are forwarded to Ollama chat requests\n- models advertise tool support when metadata or heuristics imply function calling\n- chat responses include provider metadata with final token metrics

Test Notes:\n- cargo test -p owlen-core providers::ollama::tests::prepare_chat_request_serializes_tool_descriptors\n- cargo test -p owlen-core providers::ollama::tests::convert_model_marks_tool_capability\n- cargo test -p owlen-core providers::ollama::tests::convert_response_attaches_provider_metadata
 2025-10-23 20:22:52 +02:00
vikingowl
e0b14a42f2 fix(provider/ollama): keep stream whitespace intact 
Acceptance Criteria:\n- streaming chunks retain leading whitespace and indentation\n- end-of-stream metadata is still propagated\n- malformed frames emit defensive logging without crashing

Test Notes:\n- cargo test -p owlen-providers
 2025-10-23 19:40:53 +02:00
vikingowl
3e8788dd44 fix(config): align ollama cloud defaults with upstream 2025-10-23 19:25:58 +02:00
vikingowl
38a4c55eaa fix(config): rename owlen cloud api key env 2025-10-23 18:41:45 +02:00
vikingowl
c7b7fe98ec feat(session): implement streaming state with text delta and tool‑call diff handling 
- Introduce `StreamingMessageState` to track full text, last tool calls, and completion.
- Add `StreamDiff`, `TextDelta`, and `TextDeltaKind` for describing incremental changes.
- SessionController now maintains a `stream_states` map keyed by response IDs.
- `apply_stream_chunk` uses the new state to emit append/replace text deltas and tool‑call updates, handling final chunks and cleanup.
- `Conversation` gains `set_stream_content` to replace streaming content and manage metadata.
- Ensure stream state is cleared on cancel, conversation reset, and controller clear.
 2025-10-18 07:15:12 +02:00
vikingowl
4820a6706f feat(provider): enrich model metadata with provider tags and display names, add canonical provider ID handling, and update UI to use new display names and handle provider errors 2025-10-18 06:57:58 +02:00
vikingowl
3308b483f7 feat(providers/ollama): add variant support, retryable tag fetching with CLI fallback, and configurable provider name for robust model listing and health checks 2025-10-18 05:59:50 +02:00
vikingowl
4ce4ac0b0e docs(agents): rewrite AGENTS.md with detailed v0.2 execution plan 
Replaces the original overview with a comprehensive execution plan for Owlen v0.2, including:
- Provider health checks and resilient model listing for Ollama and Ollama Cloud
- Cloud key‑gating, rate‑limit handling, and usage tracking
- Multi‑provider model registry and UI aggregation
- Session pipeline refactor for tool calls and partial updates
- Robust streaming JSON parser
- UI header displaying context usage percentages
- Token usage tracker with hourly/weekly limits and toasts
- New web.search tool wrapper and related commands
- Expanded command set (`:provider`, `:model`, `:limits`, `:web`) and config sections
- Additional documentation, testing guidelines, and release notes for v0.2.
 2025-10-18 04:52:07 +02:00
vikingowl
3722840d2c feat(tui): add Emacs keymap profile with runtime switching 
- Introduce built‑in Emacs keymap (`keymap_emacs.toml`) alongside existing Vim layout.
- Add `ui.keymap_profile` and `ui.keymap_path` configuration options; persist profile changes via `:keymap` command.
- Expose `KeymapProfile` enum (Vim, Emacs, Custom) and integrate it throughout state, UI rendering, and help overlay.
- Extend command registry with `keymap.set_vim` and `keymap.set_emacs` to allow profile switching.
- Update help overlay, command specs, and README to reflect new keybindings and profile commands.
- Adjust `Keymap::load` to honor preferred profile, custom paths, and fallback logic.
 2025-10-18 04:51:39 +02:00
vikingowl
02f25b7bec feat(tui): add mouse input handling and layout snapshot for region detection 
- Extend event handling to include `MouseEvent` and expose it via a new `Event::Mouse` variant.
- Introduce `LayoutSnapshot` to capture the geometry of UI panels each render cycle.
- Store the latest layout snapshot in `ChatApp` for mouse region lookup.
- Implement mouse click and scroll handling across panels (file tree, thinking, actions, code, model info, chat, input, etc.).
- Add utility functions for region detection, cursor placement from mouse position, and scrolling logic.
- Update UI rendering to populate the layout snapshot with panel rectangles.
 2025-10-18 04:11:29 +02:00
vikingowl
d86888704f chore(release): bump version to 0.1.11
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Update pkgver in PKGBUILD, version badge in README, and workspace package version in Cargo.toml. Add changelog entry for 0.1.11 reflecting the metadata bump.
 2025-10-18 03:34:57 +02:00
vikingowl
de6b6e20a5 docs(readme): quick start matrices + platform notes 2025-10-18 03:25:10 +02:00
vikingowl
1e8a5e08ed docs(tui): MVU migration guide + module map 2025-10-18 03:20:32 +02:00
vikingowl
218ebbf32f feat(tui): debug log panel toggle 2025-10-18 03:18:34 +02:00
vikingowl
c49e7f4b22 test(core+tui): end-to-end agent tool scenarios
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2025-10-17 05:24:01 +02:00
vikingowl
9588c8c562 feat(tui): model picker UX polish (filters, sizing, search) 2025-10-17 04:52:38 +02:00
vikingowl
1948ac1284 fix(providers/ollama): strengthen model cache + scope status UI 2025-10-17 03:58:25 +02:00
vikingowl
3f92b7d963 feat(agent): event-driven tool consent handshake (explicit UI prompts) 2025-10-17 03:42:13 +02:00
vikingowl
5553e61dbf feat(tui): declarative keymap + command registry 2025-10-17 02:47:09 +02:00
vikingowl
7f987737f9 refactor(core): add LLMClient facade trait; decouple TUI from Provider/MCP details 2025-10-17 01:52:10 +02:00
vikingowl
5182f86133 feat(tui): introduce MVU core (AppModel, AppEvent, update()) 2025-10-17 01:40:50 +02:00
vikingowl
a50099ad74 ci(mac): add compile-only macOS build (no artifacts) 2025-10-17 01:13:36 +02:00
vikingowl
20ba5523ee ci(build): split tests from matrix builds to avoid repetition 2025-10-17 01:12:39 +02:00
vikingowl
0b2b3701dc ci(security): add cargo-audit job (weekly + on push) 2025-10-17 01:10:24 +02:00
vikingowl
438b05b8a3 ci: derive release notes from CHANGELOG.md 2025-10-17 01:08:57 +02:00
vikingowl
e2a31b192f build(cli)!: add owlen-code binary and wire code mode 2025-10-17 01:02:40 +02:00
vikingowl
b827d3d047 ci: add PR pipeline (push) with fmt+clippy+test (linux only) 2025-10-17 00:51:25 +02:00
vikingowl
9c0cf274a3 chore(workspace): add cargo xtask crate for common ops 2025-10-17 00:47:54 +02:00
vikingowl
85ae319690 docs(architecture): clarify provider boundaries and MCP topology 2025-10-17 00:44:07 +02:00
vikingowl
449f133a1f docs: add repo map (tree) and generating script 2025-10-17 00:41:47 +02:00
vikingowl
2f6b03ef65 chore(repo): move placeholder provider crates to crates/providers/experimental/ 2025-10-17 00:37:02 +02:00
vikingowl
d4030dc598 refactor(workspace)!: move MCP crates under crates/mcp/ and update paths 2025-10-17 00:31:35 +02:00
vikingowl
3271697f6b feat(cli): add provider management and model listing commands and integrate them into the CLI 2025-10-16 23:35:38 +02:00
vikingowl
cbfef5a5df docs: add provider onboarding guide and update documentation for ProviderManager, health worker, and multi‑provider architecture 2025-10-16 23:01:57 +02:00
vikingowl
52efd5f341 test(app): add generation and message unit tests 
- New test suite in `crates/owlen-tui/tests` covering generation orchestration, message variant round‑trip, and background worker status updates.
- Extend `model_picker` to filter models by matching keywords against capabilities as well as provider names.
- Update `state_tests` to assert that suggestion lists are non‑empty instead of checking prefix matches.
- Re‑export `background_worker` from `app::mod.rs` for external consumption.
 2025-10-16 22:56:00 +02:00
vikingowl
200cdbc4bd test(provider): add integration tests for ProviderManager using MockProvider 
- Introduce `MockProvider` with configurable models, health status, generation handlers, and error simulation.
- Add common test utilities and integration tests covering provider registration, model aggregation, request routing, error handling, and health refresh.
 2025-10-16 22:41:33 +02:00
vikingowl
8525819ab4 feat(app): introduce UiRuntime trait and RuntimeApp run loop, add crossterm event conversion, refactor CLI to use RuntimeApp for unified UI handling 2025-10-16 22:21:33 +02:00
vikingowl
bcd52d526c feat(app): introduce MessageState trait and handler for AppMessage dispatch 
- Add `MessageState` trait defining UI reaction callbacks for generation lifecycle, model updates, provider status, resize, and tick events.
- Implement `App::handle_message` to route `AppMessage` variants to the provided `MessageState` and determine exit condition.
- Add `handler.rs` module with the trait and dispatch logic; re-export `MessageState` in `app/mod.rs`.
- Extend `ActiveGeneration` with a public `request_id` getter and clean up dead code annotations.
- Implement empty `MessageState` for `ChatApp` to integrate UI handling.
- Add `log` crate dependency for warning messages.
 2025-10-16 21:58:26 +02:00
vikingowl
7effade1d3 refactor(tui): extract model selector UI into dedicated widget module 
Added `widgets::model_picker` containing the full model picker rendering logic and moved related helper functions there. Updated `ui.rs` to use `render_model_picker` and removed the now‑duplicate model selector implementation. This cleanly separates UI concerns and improves code reuse.
 2025-10-16 21:39:50 +02:00
vikingowl
dc0fee2ee3 feat(app): add background worker for provider health checks 
Introduce a `worker` module with `background_worker` that periodically refreshes provider health and emits status updates via the app's message channel. Add `spawn_background_worker` method to `App` for launching the worker as a Tokio task.
 2025-10-16 21:01:08 +02:00
vikingowl
ea04a25ed6 feat(app): add generation orchestration, messaging, and core App struct 
Introduce `App` with provider manager, unbounded message channel, and active generation tracking.
Add `AppMessage` enum covering UI events, generation lifecycle (start, chunk, complete, error), model refresh, and provider status updates.
Implement `start_generation` to spawn asynchronous generation tasks, stream results, handle errors, and abort any previous generation.
Expose the new module via `pub mod app` in the crate root.
 2025-10-16 20:39:53 +02:00
vikingowl
282dcdce88 feat(config): separate Ollama into local/cloud providers, add OpenAI & Anthropic defaults, bump schema version to 1.6.0 2025-10-15 22:13:00 +02:00
vikingowl
b49f58bc16 feat(ollama): add cloud provider with API key handling and auth‑aware health check 
Introduce `OllamaCloudProvider` that resolves the API key from configuration or the `OLLAMA_CLOUD_API_KEY` environment variable, constructs provider metadata (including timeout as numeric), and maps auth errors to `ProviderStatus::RequiresSetup`. Export the new provider in the `ollama` module. Add shared HTTP error mapping utilities (`map_http_error`, `truncated_body`) and update local provider metadata to store timeout as a number.
 2025-10-15 21:07:41 +02:00
vikingowl
cdc425ae93 feat(ollama): add local provider implementation and request timeout support 
Introduce `OllamaLocalProvider` for communicating with a local Ollama daemon, including health checks, model listing, and stream generation. Export the provider in the Ollama module. Extend `OllamaClient` to accept an optional request timeout and apply it to the underlying HTTP client configuration.
 2025-10-15 21:01:18 +02:00
vikingowl
3525cb3949 feat(provider): add Ollama client implementation in new providers crate 
- Introduce `owlen-providers` crate with Cargo.toml and lib entry.
- Expose `OllamaClient` handling HTTP communication, health checks, model listing, and streaming generation.
- Implement request building, endpoint handling, and error mapping.
- Parse Ollama tags response and generation stream lines into core types.
- Add shared module re-exports for easy integration with the provider layer.
 2025-10-15 20:54:52 +02:00
vikingowl
9d85420bf6 feat(provider): add ProviderManager to coordinate providers and cache health status 
- Introduce `ProviderManager` for registering providers, routing generate calls, listing models, and refreshing health in parallel.
- Maintain a status cache to expose the last known health of each provider.
- Update `provider` module to re‑export the new manager alongside existing types.
 2025-10-15 20:37:36 +02:00
vikingowl
641c95131f feat(provider): add unified provider abstraction layer with ModelProvider trait and shared types 2025-10-15 20:27:30 +02:00
vikingowl
708c626176 feat(ollama): add explicit Ollama mode config, cloud endpoint storage, and scope‑availability caching with status annotations. 2025-10-15 10:05:34 +02:00
vikingowl
5210e196f2 feat(tui): add line-clipping helper and compact message card rendering for narrow widths 
- Introduce `MIN_MESSAGE_CARD_WIDTH` and use it to switch to compact card layout when terminal width is limited.
- Implement `clip_line_to_width` to truncate UI lines based on available width, preventing overflow in model selector and headers.
- Adjust viewport and card width calculations to respect inner area constraints and handle compact cards.
- Update resize handling and rendering logic to use the new width calculations and clipping functionality.
 2025-10-15 06:51:18 +02:00
vikingowl
30c375b6c5 feat(tui): revamp help overlay with panel focus shortcuts and accessibility cues 
- Rename “PANEL NAVIGATION” to “PANEL FOCUS” and document Ctrl/Alt + 1‑5 panel focus shortcuts.
- Consolidate navigation, scrolling, and layout controls into clearer sections.
- Add “VISIBLE CUES”, “ACCESSIBILITY”, and “LAYOUT CONTROLS” headings with high‑contrast and screen‑reader tips.
- Update editing, sending, and normal‑mode shortcuts, including new Cmd‑P palette and Ctrl/Alt + 5 focus shortcut.
- Extend visual‑mode help with focus shortcuts for Thinking/Agent panels.
- Refine provider/model picker, theme browser, command palette, repo search, and symbol search descriptions.
- Include “TIPS” section highlighting slash commands and focus behavior.
 2025-10-15 06:35:42 +02:00
vikingowl
baf49b1e69 feat(tui): add Ctrl+1‑5 panel focus shortcuts and UI hints 
- Implement `focus_panel` to programmatically switch between panels with validation.
- Add key bindings for `Ctrl+1`‑`Ctrl+5` to focus Files, Chat, Code, Thinking, and Input panels respectively.
- Update pane headers to display focus shortcuts alongside panel labels.
- Extend UI hint strings across panels to include the new focus shortcuts.
- Refactor highlight style handling and introduce a dedicated `highlight_style`.
- Adjust default theme colors to use explicit RGB values for better consistency.
 2025-10-15 06:24:57 +02:00
vikingowl
96e0436d43 feat(tui): add markdown table parsing and rendering 
Implemented full markdown table support:
- Parse tables with headers, rows, and alignment.
- Render tables as a grid when width permits, falling back to a stacked layout for narrow widths.
- Added helper structs (`ParsedTable`, `TableAlignment`) and functions for splitting rows, parsing alignments, column width constraints, cell alignment, and wrapping.
- Integrated table rendering into `render_markdown_lines`.
- Added unit tests for grid rendering and narrow fallback behavior.
 2025-10-14 01:50:12 +02:00
vikingowl
498e6e61b6 feat(tui): add markdown rendering support and toggle command 
- Introduce new `owlen-markdown` crate that converts Markdown strings to `ratatui::Text` with headings, lists, bold/italic, and inline code.
- Add `render_markdown` config option (default true) and expose it via `app.render_markdown_enabled()`.
- Implement `:markdown [on|off]` command to toggle markdown rendering.
- Update help overlay to document the new markdown toggle.
- Adjust UI rendering to conditionally apply markdown styling based on the markdown flag and code mode.
- Wire the new crate into `owlen-tui` Cargo.toml.
 2025-10-14 01:35:13 +02:00
vikingowl
99064b6c41 feat(tui): enable syntax highlighting by default and refactor highlighting logic 
- Set `default_syntax_highlighting` to true in core config.
- Added language‑aware syntax selector (`select_syntax_for_language`) and highlighter builder (`build_highlighter_for_language`) with unit test.
- Integrated new highlight module into `ChatApp`, using `UnicodeSegmentation` for proper grapheme handling.
- Simplified `should_highlight_code` to always return true and removed extended‑color detection logic.
- Reworked code rendering to use `inline_code_spans_from_text` and `wrap_highlight_segments` for accurate line wrapping and styling.
- Cleaned up removed legacy keyword/comment parsing and extended‑color detection code.
 2025-10-14 00:17:17 +02:00
vikingowl
ee58b0ac32 feat(tui): add role‑based dimmed message border style and color utilities 
- Introduce `message_border_style` to render message borders with a dimmed version of the role color.
- Add `dim_color` and `color_to_rgb` helpers for color manipulation.
- Update role styling to use `theme.mode_command` for system messages.
- Adjust card rendering functions to accept role and apply the new border style.
 2025-10-13 23:45:04 +02:00
vikingowl
990f93d467 feat(tui): deduplicate model metadata and populate model details cache from session 
- Add `seen_meta` set and `push_meta` helper to avoid duplicate entries when building model metadata strings.
- Extend metadata handling to include context length fallback, architecture/family information, embedding length, size formatting, and quantization details.
- Introduce `populate_model_details_cache_from_session` to load model details from the controller, with a fallback to cached details.
- Update `refresh_models` to use the new cache‑population method instead of manually clearing the cache.
 2025-10-13 23:36:26 +02:00
vikingowl
44a00619b5 feat(tui): improve popup layout and rendering for model selector and theme browser 
- Add robust size calculations with configurable width bounds and height clamping.
- Guard against zero‑size areas and empty model/theme lists.
- Render popups centered with dynamic positioning, preventing negative Y coordinates.
- Introduce multi‑line list items, badges, and metadata display for models.
- Add ellipsis helper for long descriptions and separate title/metadata generation.
- Refactor theme selector to show current theme, built‑in/custom indicators, and a centered footer.
- Update highlight styles and selection handling for both popups.
 2025-10-13 23:23:41 +02:00
vikingowl
6923ee439f fix(tui): add width bounds and y‑position clamp for popups 
- Limit popup width to a configurable range (40‑80 characters) and ensure a minimum width of 1.
- Preserve original width when the terminal is narrower than the minimum.
- Clamp the y coordinate to the top of the area to avoid negative positioning.
 2025-10-13 23:04:36 +02:00
vikingowl
c997b19b53 feat(tui): make system/status output height dynamic and refactor rendering 
- Introduce `system_status_message` helper to determine the message shown in the system/status pane.
- Calculate wrapped line count based on available width, clamp visible rows to 1–5, and set the layout constraint dynamically.
- Update `render_system_output` to accept the pre‑computed message, choose color based on error prefix, and render each line individually, defaulting to “Ready” when empty.
- Adjust UI layout to use the new dynamic constraint for the system/status section.
 2025-10-13 23:00:34 +02:00
vikingowl
c9daf68fea feat(tui): add syntax highlighting for code panes using syntect and a new highlight module 2025-10-13 22:50:25 +02:00
vikingowl
ba9d083088 feat(tui): add git status colors to file tree UI 
- Map git badges and cleanliness states to specific `Color` values and modifiers.
- Apply these colors to file icons, filenames, and markers in the UI.
- Propagate the most relevant dirty badge from child nodes up to parent directories.
- Extend the help overlay with a “GIT COLORS” section describing the new color legend.
 2025-10-13 22:32:32 +02:00
vikingowl
825dfc0722 feat(tui): add Ctrl+↑/↓ shortcuts to resize chat/thinking split 
- Update help UI to show “Ctrl+↑/↓ → resize chat/thinking split”.
- Introduce `ensure_ratio_bounds` and `nudge_ratio` on `LayoutNode` to clamp and adjust split ratios.
- Ensure vertical split favors the thinking panel when it becomes focused.
- Add `adjust_vertical_split` method in `ChatApp` and handle Ctrl+↑/↓ in normal mode to modify the split and update status messages.
 2025-10-13 22:23:36 +02:00
vikingowl
3e4eacd1d3 feat(tui): add Ctrl+←/→ shortcuts to resize files panel 
- Update help UI to show “Ctrl+←/→ → resize files panel”.
- Change `set_file_panel_width` to return the clamped width.
- Implement Ctrl+←/→ handling in keyboard input to adjust the files panel width, update status messages, and respect panel collapse state.
 2025-10-13 22:14:19 +02:00
vikingowl
23253219a3 feat(tui): add help overlay shortcuts (F1/?) and update help UI and status messages 
- Introduced a new “HELP & QUICK COMMANDS” section with bold header and shortcuts for toggling the help overlay and opening the files panel.
- Updated command help text to “Open the help overlay”.
- Extended onboarding and tutorial status lines to display the help shortcut.
- Modified help command handling to set the status to “Help” and clear errors.
 2025-10-13 22:09:52 +02:00
vikingowl
cc2b85a86d feat(tui): add :create command, introduce :files/:explorer toggles, default filter to glob and update UI hints 2025-10-13 21:59:03 +02:00
vikingowl
58dd6f3efa feat(tui): add double‑Ctrl+C quick‑exit and update command help texts 
- Introduce “Ctrl+C twice” shortcut for quitting the application and display corresponding help line.
- Rename and clarify session‑related commands (`:session save`) and add short aliases (`:w[!]`, `:q[!]`, `:wq[!]`) with updated help entries.
- Adjust quit help text to remove `:q, :quit` redundancy and replace with the new quick‑exit hint.
- Update UI key hint to show only “Esc” for cancel actions.
- Implement double‑Ctrl+C detection in `ChatApp` using `DOUBLE_CTRL_C_WINDOW`, track `last_ctrl_c`, reset on other keys, and show status messages prompting the second press.
- Minor wording tweaks in help dialogs and README to reflect the new command syntax and quick‑exit behavior.
 2025-10-13 19:51:00 +02:00
vikingowl
c81d0f1593 feat(tui): add file save/close commands and session save handling 
- Updated command specs: added `w`, `write`, `wq`, `x`, and `session save` with proper descriptions.
- Introduced `SaveStatus` enum and helper methods for path display and buffer labeling.
- Implemented `update_paths` in `Workspace` to keep title in sync with file paths.
- Added comprehensive `save_active_code_buffer` and enhanced `close_active_code_buffer` logic, including force‑close via `!`.
- Parsed force flag from commands (e.g., `:q!`) and routed commands to new save/close workflows.
- Integrated session save subcommand with optional description generation.
 2025-10-13 19:42:41 +02:00
vikingowl
ae0dd3fc51 feat(ui): shrink system/status output height and improve file panel toggle feedback 
- Adjust layout constraint from 5 to 4 lines to match 2 lines of content plus borders.
- Refactor file focus key handling to toggle the file panel state and set status messages (“Files panel shown” / “Files panel hidden”) instead of always expanding and using a static status.
 2025-10-13 19:18:50 +02:00
vikingowl
80dffa9f41 feat(ui): embed header in main block and base layout on inner content area 
- Render the app title with version as the block title instead of a separate header widget.
- Compute `content_area` via `main_block.inner` and use it for file panel, main area, model info panel, and toast rendering.
- Remove header constraints and the `render_header` function, simplifying the layout.
- Add early exit when `content_area` has zero width or height to avoid rendering errors.
 2025-10-13 19:06:55 +02:00
vikingowl
ab0ae4fe04 feat(ui): reduce header height and remove model/provider display 
- Decrease header constraint from 4 lines to 3.
- Drop rendering of the model and provider label from the header area.
 2025-10-13 19:00:56 +02:00
vikingowl
d31e068277 feat(ui): include app version in header title 
Add `APP_VERSION` constant derived from `CARGO_PKG_VERSION` and update the header rendering to display the version (e.g., “🦉 OWLEN v1.2.3 – AI Assistant”).
 2025-10-13 18:58:52 +02:00
vikingowl
690f5c7056 feat(cli): add MCP management subcommand with add/list/remove commands 
Introduce `McpCommand` enum and handlers in `owlen-cli` to manage MCP server registrations, including adding, listing, and removing servers across configuration scopes. Add scoped configuration support (`ScopedMcpServer`, `McpConfigScope`) and OAuth token handling in core config, alongside runtime refresh of MCP servers. Implement toast notifications in the TUI (`render_toasts`, `Toast`, `ToastLevel`) and integrate async handling for session events. Update config loading, validation, and schema versioning to accommodate new MCP scopes and resources. Add `httpmock` as a dev dependency for testing.
 2025-10-13 17:54:14 +02:00
vikingowl
0da8a3f193 feat(ui): add file icon resolver with Nerd/ASCII sets, env override, and breadcrumb display 
- Introduce `IconMode` in core config (default Auto) and bump schema version to 1.4.0.
- Add `FileIconSet`, `IconDetection`, and `FileIconResolver` to resolve per‑file icons with configurable fallbacks and environment variable `OWLEN_TUI_ICONS`.
- Export resolver types from `owlen-tui::state::file_icons`.
- Extend `ChatApp` with `file_icons` field, initialize it from config, and expose via `file_icons()` accessor.
- Append system status line showing selected icon set and detection source.
- Implement breadcrumb construction (`repo > path > file`) and display in code pane headers.
- Render icons in file tree, handle unsaved file markers, hidden files, and Git decorations with proper styling.
- Add helper `collect_unsaved_relative_paths` and tree line computation for visual guides.
- Provide `Workspace::panes()` iterator for unsaved tracking.
- Update UI imports and tests to cover new breadcrumb feature.
 2025-10-13 00:25:30 +02:00
vikingowl
15f81d9728 feat(ui): add configurable message timestamps and card rendering layout 2025-10-12 23:57:46 +02:00
vikingowl
b80db89391 feat(command-palette): add grouped suggestions, history tracking, and model/provider fuzzy matching 
- Export `PaletteGroup` and `PaletteSuggestion` to represent suggestion metadata.
- Implement command history with deduplication, capacity limit, and recent‑command suggestions.
- Enhance dynamic suggestion logic to include history, commands, models, and providers with fuzzy ranking.
- Add UI rendering for grouped suggestions, header with command palette label, and footer instructions.
- Update help text with new shortcuts (Ctrl+P, layout save/load) and expose new agent/layout commands.
 2025-10-12 23:03:00 +02:00
vikingowl
f413a63c5a feat(ui): introduce focus beacon and unified panel styling helpers 
Add `focus_beacon_span`, `panel_title_spans`, `panel_hint_style`, and `panel_border_style` utilities to centralize panel header, hint, border, and beacon rendering. Integrate these helpers across all UI panels (files, chat, thinking, agent actions, input, status bar) and update help text. Extend `Theme` with new color fields for beacons, pane headers, and hint text, providing defaults for all built‑in themes. Include comprehensive unit tests for the new styling functions.
 2025-10-12 21:37:34 +02:00
vikingowl
33ad3797a1 feat(state): add file‑tree and repository‑search state modules 
Introduce `FileTreeState` for managing a navigable file hierarchy with Git decorations, filtering, and cursor/scroll handling.
Add `RepoSearchState` and related types to support asynchronous ripgrep‑backed repository searches, including result aggregation, pagination, and UI interaction.
 2025-10-12 20:18:25 +02:00
vikingowl
55e6b0583d feat(ui): add configurable role label display and syntax highlighting support 
- Introduce `RoleLabelDisplay` enum (inline, above, none) and integrate it into UI rendering and message formatting.
- Replace `show_role_labels` boolean with `role_label_mode` across config, formatter, session, and TUI components.
- Add `syntax_highlighting` boolean to UI settings with default `false` and support in message rendering.
- Update configuration schema version to 1.3.0 and provide deserialization handling for legacy boolean values.
- Extend theme definitions with code block styling fields (background, border, text, keyword, string, comment) and default values in `Theme`.
- Adjust related modules (`formatting.rs`, `ui.rs`, `session.rs`, `chat_app.rs`) to use the new settings and theme fields.
 2025-10-12 16:44:53 +02:00
vikingowl
ae9c3af096 feat(ui): add show_cursor_outside_insert setting and Unicode‑aware wrapping; introduce grayscale‑high‑contrast theme 
- Added `show_cursor_outside_insert` (default false) to `UiSettings` and synced it from config.
- Cursor rendering now follows `cursor_should_be_visible`, allowing visibility outside insert mode based on the new setting.
- Replaced `textwrap::wrap` with `wrap_unicode`, which uses Unicode break properties for proper CJK and emoji handling.
- Added `grayscale-high-contrast.toml` theme, registered it in theme loading, and updated README and tests.
 2025-10-12 15:47:22 +02:00
vikingowl
0bd560b408 feat(tui): display key hints in status bar and bind “?” to open help 
- Add placeholder span showing shortcuts (i:Insert, m:Model, ?:Help, : Command) in the UI footer.
- Insert help section describing Enter key behavior in normal and insert modes.
- Extend F1 help shortcut to also trigger on “?” key (with no or Shift modifier).
 2025-10-12 15:22:08 +02:00
vikingowl
083b621b7d feat(tui): replace hard‑coded colors with Theme values and propagate Theme through UI rendering 
- Introduce `Theme` import and pass a cloned `theme` instance to UI helpers (e.g., `render_editable_textarea`).
- Remove direct `Color` usage; UI now derives colors from `Theme` fields for placeholders, selections, ReAct components (thought, action, input, observation, final answer), status badges, operating mode badges, and model info panel.
- Extend `Theme` with new color fields for agent ReAct stages, badge foreground/background, and operating mode colors.
- Update rendering logic to apply these theme colors throughout the TUI (input panel, help text, status lines, model selection UI, etc.).
- Adjust imports to drop unused `Color` references.
 2025-10-12 15:16:20 +02:00
vikingowl
d2a193e5c1 feat(tui): cache rendered message lines and throttle streaming redraws to improve TUI responsiveness 
- Introduce `MessageRenderContext` and `MessageCacheEntry` for caching wrapped lines per message.
- Implement `render_message_lines_cached` using cache, invalidating on updates.
- Add role/style helpers and content hashing for cache validation.
- Throttle UI redraws in the main loop during active streaming (50 ms interval) and adjust idle tick timing.
- Update drawing logic to use cached rendering and manage draw intervals.
- Remove unused `role_color` function and adjust imports accordingly.
 2025-10-12 15:02:33 +02:00
vikingowl
acbfe47a4b feat(command-palette): add fuzzy model/provider filtering, expose ModelPaletteEntry, and show active model with provider in UI header 
- Introduce `ModelPaletteEntry` and re‑export it for external use.
- Extend `CommandPalette` with dynamic sources (models, providers) and methods to refresh suggestions based on `:model` and `:provider` prefixes.
- Implement fuzzy matching via `match_score` and subsequence checks for richer suggestion ranking.
- Add `provider` command spec and completions.
- Update UI to display “Model (Provider)” in the header and use the new active model label helper.
- Wire catalog updates throughout `ChatApp` (model palette entries, command palette refresh on state changes, model picker integration).
 2025-10-12 14:41:02 +02:00
vikingowl
60c859b3ab feat(ui): add configurable scrollback lines and new‑message alert badge 
Introduce `ui.scrollback_lines` (default 2000) to cap the number of chat lines kept in memory, with `0` disabling trimming. Implement automatic trimming of older lines, maintain a scroll offset, and show a “↓ New messages (press G)” badge when new messages arrive off‑screen. Update core UI settings, TUI rendering, chat app state, migrations, documentation, and changelog to reflect the new feature.
 2025-10-12 14:23:04 +02:00
vikingowl
82078afd6d feat(ui): add configurable input panel max rows and horizontal scrolling 
- Introduce `ui.input_max_rows` (default 5) to control how many rows the input panel expands before scrolling.
- Bump `CONFIG_SCHEMA_VERSION` to **1.2.0** and update migration documentation.
- Update `configuration.md` and migration guide to describe the new setting.
- Adjust TUI height calculation to respect `input_max_rows` and add horizontal scrolling support for long lines.
- Add `unicode-segmentation` dependency for proper grapheme handling.
 2025-10-12 14:06:10 +02:00
vikingowl
7851af14a9 refactor(core): remove provider module, migrate to LLMProvider, add client mode handling, improve serialization error handling, update workspace edition, and clean up conditionals and imports 2025-10-12 12:38:55 +02:00
vikingowl
c2f5ccea3b feat(model): add rich model metadata, caching, and UI panel for inspection 
Introduce `DetailedModelInfo` and `ModelInfoRetrievalError` structs for richer model data.
Add `ModelDetailsCache` with TTL‑based storage and async API for get/insert/invalidate.
Extend `OllamaProvider` to fetch, cache, refresh, and list detailed model info.
Expose model‑detail methods in `Session` for on‑demand and bulk retrieval.
Add `ModelInfoPanel` widget to display detailed info with scrolling support.
Update TUI rendering to show the panel, compute viewport height, and render model selector labels with parameters, size, and context length.
Adjust imports and module re‑exports accordingly.
 2025-10-12 09:45:16 +02:00
vikingowl
fab63d224b refactor(ollama): replace handcrafted HTTP logic with ollama‑rs client and simplify request handling 
- Switch to `ollama-rs` crate for chat, model listing, and streaming.
- Remove custom request building, authentication handling, and debug logging.
- Drop unsupported tool conversion; now ignore tool descriptors with a warning.
- Refactor model fetching to use local model info and optional cloud details.
- Consolidate error mapping via `map_ollama_error`.
- Update health check to use the new HTTP client.
- Delete obsolete `provider_interface.rs` test as the provider interface has changed.
 2025-10-12 07:09:58 +02:00
vikingowl
15e5c1206b refactor(ollama)!: remove Ollama provider crate and implementation 
Deletes the `owlen-ollama` Cargo.toml and source files, fully removing the Ollama provider from the workspace. This aligns the project with the MCP‑only architecture and eliminates direct provider dependencies.
 2025-10-12 06:38:21 +02:00
vikingowl
38aba1a6bb feat(tui): add onboarding tutorial with :tutorial command and first‑run UI 
- Introduce `show_onboarding` UI setting (default true) and persist its state after first launch.
- Show onboarding status line and system status on initial run; fallback to normal status thereafter.
- Implement `show_tutorial` method displaying keybinding tips and system status.
- Register `:tutorial` command in command palette.
- Add migration documentation explaining `schema_version` update and deprecation of `agent.max_tool_calls`.
- Update README with description of the new tutorial command.
 2025-10-12 02:32:35 +02:00
vikingowl
d0d3079df5 docs: expand security documentation and add AI assistance declaration to CONTRIBUTING 
- Added comprehensive **Design Overview**, **Data Handling**, and **Supply‑Chain Safeguards** sections to `SECURITY.md`.
- Updated `README.md` with a new **Security & Privacy** section summarizing local‑first execution, sandboxed tooling, encrypted session storage, and opt‑in network access.
- Modified `CONTRIBUTING.md` to require contributors to declare any AI‑generated code in PR descriptions, ensuring human reviewer approval before merge.
 2025-10-12 02:22:09 +02:00
vikingowl
56de1170ee feat(cli): add ansi_basic theme fallback and offline provider shim for limited‑color terminals 
- Detect terminal color support and automatically switch to the new `ansi_basic` theme when only 16‑color support is available.
- Introduce `OfflineProvider` that supplies a placeholder model and friendly messages when no providers are reachable, keeping the TUI usable.
- Add `CONFIG_SCHEMA_VERSION` (`1.1.0`) with schema migration logic and default handling in `Config`.
- Update configuration saving to persist the schema version and ensure defaults.
- Register the `ansi_basic` theme in `theme.rs`.
- Extend `ChatApp` with `set_status_message` to display custom status lines.
- Update documentation (architecture, Vim mode state machine) to reflect new behavior.
- Add async‑trait and futures dependencies required for the offline provider implementation.
 2025-10-12 02:19:43 +02:00
vikingowl
952e4819fe refactor(core)!: rename Provider to LLMProvider and update implementations 
- Export `LLMProvider` from `owlen-core` and replace public `Provider` re-exports.
- Convert `OllamaProvider` to implement the new `LLMProvider` trait with associated future types.
- Adjust imports and trait bounds in `remote_client.rs` to use the updated types.
- Add comprehensive provider interface tests (`provider_interface.rs`) verifying router routing and provider registry model listing with `MockProvider`.
- Align dependency versions across workspace crates by switching to workspace-managed versions.
- Extend CI (`.woodpecker.yml`) with a dedicated test step and generate coverage reports.
- Update architecture documentation to reflect the new provider abstraction.
 2025-10-12 01:54:25 +02:00
vikingowl
5ac0d152cb fix: restore mcp flexibility and improve cli tooling 2025-10-11 06:11:22 +02:00
vikingowl
40c44470e8 fix: resolve all compilation errors and clippy warnings 
This commit fixes 12 categories of errors across the codebase:

- Fix owlen-mcp-llm-server build target conflict by renaming lib.rs to main.rs
- Resolve ambiguous glob re-exports in owlen-core by using explicit exports
- Add Default derive to MockMcpClient and MockProvider test utilities
- Remove unused imports from owlen-core test files
- Fix needless borrows in test file arguments
- Improve Config initialization style in mode_tool_filter tests
- Make AgentExecutor::parse_response public for testing
- Remove non-existent max_tool_calls field from AgentConfig usage
- Fix AgentExecutor::new calls to use correct 3-argument signature
- Fix AgentResult field access in agent tests
- Use Debug formatting instead of Display for AgentResult
- Remove unnecessary default() calls on unit structs

All changes ensure the project compiles cleanly with:
- cargo check --all-targets ✓
- cargo clippy --all-targets -- -D warnings ✓
- cargo test --no-run ✓

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-11 00:49:32 +02:00
vikingowl
5c37df1b22 docs: add comprehensive AGENTS.md for AI agent development 
Added detailed development guide based on feature parity analysis with
OpenAI Codex and Claude Code. Includes:

- Project overview and philosophy (local-first, MCP-native)
- Architecture details and technology stack
- Current v1.0 features documentation
- Development guidelines and best practices
- 10-phase roadmap (Phases 11-20) for feature parity
  - Phase 11: MCP Client Enhancement (HIGHEST PRIORITY)
  - Phase 12: Approval & Sandbox System (HIGHEST PRIORITY)
  - Phase 13: Project Documentation System (HIGH PRIORITY)
  - Phase 14: Non-Interactive Mode (HIGH PRIORITY)
  - Phase 15: Multi-Provider Expansion (HIGH PRIORITY)
- Testing requirements and standards
- Git workflow and security guidelines
- Debugging tips and troubleshooting

This document serves as the primary reference for AI agents working
on the Owlen codebase and provides a clear roadmap for achieving
feature parity with leading code assistants.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-11 00:37:04 +02:00
vikingowl
5e81185df3 feat(v1.0): remove legacy MCP mode and complete Phase 10 migration 
This commit completes the Phase 10 migration to MCP-only architecture by
removing all legacy mode code paths and configuration options.

**Breaking Changes:**
- Removed `McpMode` enum from configuration system
- Removed `mode` setting from `[mcp]` config section
- MCP architecture is now always enabled (no option to disable)

**Code Changes:**
- Simplified `McpSettings` struct (now a placeholder for future options)
- Updated `McpClientFactory` to remove legacy mode branching
- Always use MCP architecture with automatic fallback to local client
- Added test infrastructure: `MockProvider` and `MockMcpClient` in test_utils

**Documentation:**
- Created comprehensive v0.x → v1.0 migration guide
- Added CHANGELOG_v1.0.md with detailed technical changes
- Documented common issues (cloud model 404s, timeouts, API key setup)
- Included rollback procedures and troubleshooting steps

**Testing:**
- All 29 tests passing
- Fixed agent tests to use new mock implementations
- Updated factory test to reflect new behavior

This completes the 10-phase migration plan documented in .agents/new_phases.md,
establishing Owlen as a production-ready MCP-only TUI application.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-11 00:24:29 +02:00
vikingowl
7534c9ef8d feat(phase10): complete MCP-only architecture migration 
Phase 10 "Cleanup & Production Polish" is now complete. All LLM
interactions now go through the Model Context Protocol (MCP), removing
direct provider dependencies from CLI/TUI.

## Major Changes

### MCP Architecture
- All providers (local and cloud Ollama) now use RemoteMcpClient
- Removed owlen-ollama dependency from owlen-tui
- MCP LLM server accepts OLLAMA_URL environment variable for cloud providers
- Proper notification handling for streaming responses
- Fixed response deserialization (McpToolResponse unwrapping)

### Code Cleanup
- Removed direct OllamaProvider instantiation from TUI
- Updated collect_models_from_all_providers() to use MCP for all providers
- Updated switch_provider() to use MCP with environment configuration
- Removed unused general config variable

### Documentation
- Added comprehensive MCP Architecture section to docs/architecture.md
- Documented MCP communication flow and cloud provider support
- Updated crate breakdown to reflect MCP servers

### Security & Performance
- Path traversal protection verified for all resource operations
- Process isolation via separate MCP server processes
- Tool permissions controlled via consent manager
- Clean release build of entire workspace verified

## Benefits of MCP Architecture

1. **Separation of Concerns**: TUI/CLI never directly instantiates providers
2. **Process Isolation**: LLM interactions run in separate processes
3. **Extensibility**: New providers can be added as MCP servers
4. **Multi-Transport**: Supports STDIO, HTTP, and WebSocket
5. **Tool Integration**: MCP servers expose tools to LLMs

This completes Phase 10 and establishes a clean, production-ready architecture
for future development.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-10 23:34:05 +02:00
vikingowl
9545a4b3ad feat(phase10): complete MCP-only architecture migration 
This commit completes Phase 10 of the MCP migration by removing all
direct provider usage from CLI/TUI and enforcing MCP-first architecture.

## Changes

### Core Architecture
- **main.rs**: Replaced OllamaProvider with RemoteMcpClient
  - Uses MCP server configuration from config.toml if available
  - Falls back to auto-discovery of MCP LLM server binary
- **agent_main.rs**: Unified provider and MCP client to single RemoteMcpClient
  - Simplifies initialization with Arc::clone pattern
  - All LLM communication now goes through MCP protocol

### Dependencies
- **Cargo.toml**: Removed owlen-ollama dependency from owlen-cli
  - CLI no longer knows about Ollama implementation details
  - Clean separation: only MCP servers use provider crates internally

### Tests
- **agent_tests.rs**: Updated all tests to use RemoteMcpClient
  - Replaced OllamaProvider::new() with RemoteMcpClient::new()
  - Updated test documentation to reflect MCP requirements
  - All tests compile and run successfully

### Examples
- **Removed**: custom_provider.rs, basic_chat.rs (deprecated)
- **Added**: mcp_chat.rs - demonstrates recommended MCP-based usage
  - Shows how to use RemoteMcpClient for LLM interactions
  - Includes model listing and chat request examples

### Cleanup
- Removed outdated TODO about MCP integration (now complete)
- Updated comments to reflect current MCP architecture

## Architecture

```
CLI/TUI → RemoteMcpClient (impl Provider)
          ↓ MCP Protocol (STDIO/HTTP/WS)
          MCP LLM Server → OllamaProvider → Ollama
```

## Benefits
- ✅ Clean separation of concerns
- ✅ CLI is protocol-agnostic (only knows MCP)
- ✅ Easier to add new LLM backends (just implement MCP server)
- ✅ All tests passing
- ✅ Full workspace builds successfully

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-10 22:29:20 +02:00
vikingowl
e94df2c48a feat(phases4,7,8): implement Agent/ReAct, Code Execution, and Prompt Server 
Completes Phase 4 (Agentic Loop with ReAct), Phase 7 (Code Execution),
and Phase 8 (Prompt Server) as specified in the implementation plan.

**Phase 4: Agentic Loop with ReAct Pattern (agent.rs - 398 lines)**
- Complete AgentExecutor with reasoning loop
- LlmResponse enum: ToolCall, FinalAnswer, Reasoning
- ReAct parser supporting THOUGHT/ACTION/ACTION_INPUT/FINAL_ANSWER
- Tool discovery and execution integration
- AgentResult with iteration tracking and message history
- Integration with owlen-agent CLI binary and TUI

**Phase 7: Code Execution with Docker Sandboxing**

*Sandbox Module (sandbox.rs - 255 lines):*
- Docker-based execution using bollard
- Resource limits: 512MB memory, 50% CPU
- Network isolation (no network access)
- Timeout handling (30s default)
- Container auto-cleanup
- Support for Rust, Node.js, Python environments

*Tool Suite (tools.rs - 410 lines):*
- CompileProjectTool: Build projects with auto-detection
- RunTestsTool: Execute test suites with optional filters
- FormatCodeTool: Run formatters (rustfmt/prettier/black)
- LintCodeTool: Run linters (clippy/eslint/pylint)
- All tools support check-only and auto-fix modes

*MCP Server (lib.rs - 183 lines):*
- Full JSON-RPC protocol implementation
- Tool registry with dynamic dispatch
- Initialize/tools/list/tools/call support

**Phase 8: Prompt Server with YAML & Handlebars**

*Prompt Server (lib.rs - 405 lines):*
- YAML-based template storage in ~/.config/owlen/prompts/
- Handlebars 6.0 template engine integration
- PromptTemplate with metadata (name, version, mode, description)
- Four MCP tools:
  - get_prompt: Retrieve template by name
  - render_prompt: Render with Handlebars variables
  - list_prompts: List all available templates
  - reload_prompts: Hot-reload from disk

*Default Templates:*
- chat_mode_system.yaml: ReAct prompt for chat mode
- code_mode_system.yaml: ReAct prompt with code tools

**Configuration & Integration:**
- Added Agent module to owlen-core
- Updated owlen-agent binary to use new AgentExecutor API
- Updated TUI to integrate with agent result structure
- Added error handling for Agent variant

**Dependencies Added:**
- bollard 0.17 (Docker API)
- handlebars 6.0 (templating)
- serde_yaml 0.9 (YAML parsing)
- tempfile 3.0 (temporary directories)
- uuid 1.0 with v4 feature

**Tests:**
- mode_tool_filter.rs: Tool filtering by mode
- prompt_server.rs: Prompt management tests
- Sandbox tests (Docker-dependent, marked #[ignore])

All code compiles successfully and follows project conventions.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-10 20:50:40 +02:00
vikingowl
cdf95002fc feat(phase9): implement WebSocket transport and failover system 
Implements Phase 9: Remoting / Cloud Hybrid Deployment with complete
WebSocket transport support and comprehensive failover mechanisms.

**WebSocket Transport (remote_client.rs):**
- Added WebSocket support to RemoteMcpClient using tokio-tungstenite
- Full bidirectional JSON-RPC communication over WebSocket
- Connection establishment with error handling
- Text/binary message support with proper encoding
- Connection closure detection and error reporting

**Failover & Redundancy (failover.rs - 323 lines):**
- ServerHealth tracking: Healthy, Degraded, Down states
- ServerEntry with priority-based selection (lower = higher priority)
- FailoverMcpClient implementing McpClient trait
- Automatic retry with exponential backoff
- Circuit breaker pattern (5 consecutive failures triggers Down state)
- Background health checking with configurable intervals
- Graceful failover through server priority list

**Configuration:**
- FailoverConfig with tunable parameters:
  - max_retries: 3 (default)
  - base_retry_delay: 100ms with exponential backoff
  - health_check_interval: 30s
  - circuit_breaker_threshold: 5 failures

**Testing (phase9_remoting.rs - 9 tests, all passing):**
- Priority-based server selection
- Automatic failover to backup servers
- Retry mechanism with exponential backoff
- Health status tracking and transitions
- Background health checking
- Circuit breaker behavior
- Error handling for edge cases

**Dependencies:**
- tokio-tungstenite 0.21
- tungstenite 0.21

All tests pass successfully. Phase 9 specification fully implemented.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-10 20:43:21 +02:00
vikingowl
4c066bf2da refactor: remove owlen-code binary and code-client feature 
Remove the separate owlen-code binary as code assistance functionality
is now integrated into the main application through the mode consolidation system.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-09 20:31:46 +02:00
vikingowl
e57844e742 feat(phase5): implement mode consolidation and tool availability system 
Implements Phase 5 from the roadmap with complete mode-based tool filtering:

- Add Mode enum (Chat/Code) with FromStr trait implementation
- Extend Config with ModeConfig for per-mode tool availability
- Update ToolRegistry to enforce mode-based filtering
- Add --code/-c CLI argument to start in code mode
- Implement TUI commands: :mode, :code, :chat, :tools
- Add operating mode indicator to status line (💬/💻 badges)
- Create comprehensive documentation in docs/phase5-mode-system.md

Default configuration:
- Chat mode: only web_search allowed
- Code mode: all tools allowed (wildcard *)

All code compiles cleanly with cargo clippy passing.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-09 20:17:41 +02:00
vikingowl
33d11ae223 fix(agent): improve ReAct parser and tool schemas for better LLM compatibility 
- Fix ACTION_INPUT regex to properly capture multiline JSON responses
  - Changed from stopping at first newline to capturing all remaining text
  - Resolves parsing errors when LLM generates formatted JSON with line breaks

- Enhance tool schemas with detailed descriptions and parameter specifications
  - Add comprehensive Message schema for generate_text tool
  - Clarify distinction between resources/get (file read) and resources/list (directory listing)
  - Include clear usage guidance in tool descriptions

- Set default model to llama3.2:latest instead of invalid "ollama"

- Add parse error debugging to help troubleshoot LLM response issues

The agent infrastructure now correctly handles multiline tool arguments and
provides better guidance to LLMs through improved tool schemas. Remaining
errors are due to LLM quality (model making poor tool choices or generating
malformed responses), not infrastructure bugs.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-09 19:43:07 +02:00
vikingowl
05e90d3e2b feat(mcp): add LLM server crate and remote client integration 
- Introduce `owlen-mcp-llm-server` crate with RPC handling, `generate_text` tool, model listing, and streaming notifications.
- Add `RpcNotification` struct and `MODELS_LIST` method to the MCP protocol.
- Update `owlen-core` to depend on `tokio-stream`.
- Adjust Ollama provider to omit empty `tools` field for compatibility.
- Enhance `RemoteMcpClient` to locate the renamed server binary, handle resource tools locally, and implement the `Provider` trait (model listing, chat, streaming, health check).
- Add new crate to workspace `Cargo.toml`.
 2025-10-09 13:46:33 +02:00
vikingowl
fe414d49e6 Apply recent changes 2025-10-09 11:33:27 +02:00
vikingowl
d002d35bde feat(theme): add tool_output color to themes 
- Added a `tool_output` color to the `Theme` struct.
- Updated all built-in themes to include the new color.
- Modified the TUI to use the `tool_output` color for rendering tool output.
 2025-10-06 22:18:17 +02:00
vikingowl
c9c3d17db0 feat(theme): add tool_output color to themes 
- Added a `tool_output` color to the `Theme` struct.
- Updated all built-in themes to include the new color.
- Modified the TUI to use the `tool_output` color for rendering tool output.
 2025-10-06 21:59:08 +02:00
vikingowl
a909455f97 feat(theme): add tool_output color to themes 
- Added a `tool_output` color to the `Theme` struct.
- Updated all built-in themes to include the new color.
- Modified the TUI to use the `tool_output` color for rendering tool output.
 2025-10-06 21:43:31 +02:00
vikingowl
67381b02db feat(mcp): add MCP client abstraction and feature flag 
Introduce the foundation for the Multi-Client Provider (MCP) architecture.

This phase includes:
- A new `McpClient` trait to abstract tool execution.
- A `LocalMcpClient` that executes tools in-process for backward compatibility ("legacy mode").
- A placeholder `RemoteMcpClient` for future development.
- An `McpMode` enum in the configuration (`mcp.mode`) to toggle between `legacy` and `enabled` modes, defaulting to `legacy`.
- Refactoring of `SessionController` to use the `McpClient` abstraction, decoupling it from the tool registry.

This lays the groundwork for routing tool calls to a remote MCP server in subsequent phases.
 2025-10-06 20:03:01 +02:00
vikingowl
235f84fa19 Integrate core functionality for tools, MCP, and enhanced session management 
Adds consent management for tool execution, input validation, sandboxed process execution, and MCP server integration. Updates session management to support tool use, conversation persistence, and streaming responses.

Major additions:
- Database migrations for conversations and secure storage
- Encryption and credential management infrastructure
- Extensible tool system with code execution and web search
- Consent management and validation systems
- Sandboxed process execution
- MCP server integration

Infrastructure changes:
- Module registration and workspace dependencies
- ToolCall type and tool-related Message methods
- Privacy, security, and tool configuration structures
- Database-backed conversation persistence
- Tool call tracking in conversations

Provider and UI updates:
- Ollama provider updates for tool support and new Role types
- TUI chat and code app updates for async initialization
- CLI updates for new SessionController API
- Configuration documentation updates
- CHANGELOG updates

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-06 18:36:42 +02:00
vikingowl
9c777c8429 Add extensible tool system with code execution and web search 
Introduces a tool registry architecture with sandboxed code execution, web search capabilities, and consent-based permission management. Enables safe, pluggable LLM tool integration with schema validation.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-06 18:32:07 +02:00
vikingowl
0b17a0f4c8 Add encryption and credential management infrastructure 
Implements AES-256-GCM encrypted storage and keyring-based credential management for securely handling API keys and sensitive data. Supports secure local storage and OS-native keychain integration.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-06 18:31:51 +02:00
vikingowl
2eabe55fe6 Add database migrations for conversations and secure storage 
Introduces SQL schema for persistent conversation storage and encrypted secure items, supporting the new storage architecture for managing chat history and sensitive credentials.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
 2025-10-06 18:31:26 +02:00
vikingowl
4d7ad2c330 Refactor codebase for consistency and readability 
- Standardize array and vector formatting for clarity.
- Adjust spacing and indentation in examples and TUI code.
- Ensure proper newline usage across files (e.g., LICENSE, TOML files, etc.).
- Simplify `.to_string()` and `.ok()` calls for brevity.
 2025-10-05 02:31:53 +02:00
vikingowl
13af046eff Introduce pre-commit hooks and update contribution guidelines 
- Add `.pre-commit-config.yaml` with hooks for formatting, linting, and general file checks.
- Update `CONTRIBUTING.md` to include pre-commit setup instructions and emphasize automated checks during commits.
- Provide detailed steps for installing and running pre-commit hooks.
 2025-10-05 02:30:19 +02:00
vikingowl
5b202fed4f Add comprehensive documentation and examples for Owlen architecture and usage 
- Include detailed architecture overview in `docs/architecture.md`.
- Add `docs/configuration.md`, detailing configuration file structure and settings.
- Provide a step-by-step provider implementation guide in `docs/provider-implementation.md`.
- Add frequently asked questions (FAQ) document in `docs/faq.md`.
- Create `docs/migration-guide.md` for future breaking changes and version upgrades.
- Introduce new examples in `examples/` showcasing basic chat, custom providers, and theming.
- Add a changelog (`CHANGELOG.md`) for tracking significant changes.
- Provide contribution guidelines (`CONTRIBUTING.md`) and a Code of Conduct (`CODE_OF_CONDUCT.md`).
 2025-10-05 02:23:32 +02:00
vikingowl
979347bf53 Merge pull request 'Update Woodpecker CI: fix typo in cross-compilation target name' (#29) from dev into main 
Reviewed-on: #29
 2025-10-03 07:58:19 +02:00
vikingowl
76b55ccff5 Update Woodpecker CI: fix typo in cross-compilation target name
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2025-10-03 07:57:53 +02:00
vikingowl
f0e162d551 Merge pull request 'Add built-in theme support with various pre-defined themes' (#28) from theming into main 
Reviewed-on: #28
 2025-10-03 07:48:18 +02:00
vikingowl
6c4571804f Merge branch 'main' into theming 2025-10-03 07:48:10 +02:00
vikingowl
a0cdcfdf6c Merge pull request 'Update .gitignore: add .agents/, .env files, and refine .env.example handling' (#27) from dev into main 
Reviewed-on: #27
 2025-10-03 07:44:46 +02:00
vikingowl
96e2482782 Add built-in theme support with various pre-defined themes
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- Introduce multiple built-in themes (`default_dark`, `default_light`, `gruvbox`, `dracula`, `solarized`, `midnight-ocean`, `rose-pine`, `monokai`, `material-dark`, `material-light`).
- Implement theming system with customizable color schemes for all UI components in the TUI.
- Include documentation for themes in `themes/README.md`.
- Add fallback mechanisms for default themes in case of parsing errors.
- Support custom themes with overrides via configuration.
 2025-10-03 07:44:11 +02:00
vikingowl
6a3f44f911 Update .gitignore: add .agents/, .env files, and refine .env.example handling 2025-10-03 05:55:32 +02:00
vikingowl
e0e5a2a83d Merge pull request 'dev' (#26) from dev into main 
Reviewed-on: #26
 2025-10-02 15:28:25 +02:00
vikingowl
23e86591d1 Update README: add installation instructions for Linux and macOS using Cargo 2025-10-02 15:27:27 +02:00
vikingowl
b60a317788 Update README: document command autocompletion and bump version to 0.1.8 2025-10-02 03:11:51 +02:00
vikingowl
2788e8b7e2 Update Woodpecker CI: fix typo in target name and add zip package installation step 2025-10-02 03:07:44 +02:00
vikingowl
7c186882dc Merge pull request 'dev' (#25) from dev into main 
Reviewed-on: #25
 2025-10-02 03:00:29 +02:00
vikingowl
bdda669d4d Bump version to 0.1.8 in PKGBUILD, Cargo.toml, and README
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2025-10-02 03:00:00 +02:00
vikingowl
108070db4b Update Woodpecker CI: improve cross-compilation setup and refine build steps 2025-10-02 02:58:13 +02:00
vikingowl
08ba04e99f Add command suggestions and enhancements to Command mode 
- Introduce `command_suggestions` feature for autocompletion in Command mode.
- Implement `render_command_suggestions` to display filtered suggestions in a popup.
- Enable navigation through suggestions using Up/Down keys and Tab for completion.
- Add dynamic filtering of suggestions based on input buffer.
- Improve input handling, ensuring suggestion state resets appropriately when exiting Command mode.
 2025-10-02 02:48:36 +02:00
vikingowl
e58032deae Merge pull request 'dev' (#24) from dev into main 
Reviewed-on: #24
 2025-10-02 02:11:06 +02:00
vikingowl
5c59539120 Bump version to 0.1.7 in PKGBUILD, Cargo.toml, and README
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2025-10-02 02:09:26 +02:00
vikingowl
c725bb1ce6 Add tabbed help UI with enhanced navigation 
- Refactor `render_help` to display tabbed UI for help topics.
- Introduce `help_tab_index` to manage selected tab state.
- Allow navigation between help tabs using Tab, h/l, and number keys (1-5).
- Enhance visual design of help sections using styled tabs and categorized content.
- Update input handling to reset tab state upon exit from help mode.
 2025-10-02 02:07:23 +02:00
74 changed files with 3588 additions and 8457 deletions
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20
.cargo/config.toml
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@@ -1,20 +0,0 @@
[target.x86_64-unknown-linux-musl]
linker = "x86_64-linux-gnu-gcc"
rustflags = ["-C", "target-feature=+crt-static", "-C", "link-arg=-lgcc"]
[target.aarch64-unknown-linux-gnu]
linker = "aarch64-linux-gnu-gcc"
[target.aarch64-unknown-linux-musl]
linker = "aarch64-linux-gnu-gcc"
rustflags = ["-C", "target-feature=+crt-static", "-C", "link-arg=-lgcc"]
[target.armv7-unknown-linux-gnueabihf]
linker = "arm-linux-gnueabihf-gcc"
[target.armv7-unknown-linux-musleabihf]
linker = "arm-linux-gnueabihf-gcc"
rustflags = ["-C", "target-feature=+crt-static", "-C", "link-arg=-lgcc"]
[target.x86_64-pc-windows-gnu]
linker = "x86_64-w64-mingw32-gcc"

34
.gitignore vendored
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@@ -1,9 +1,12 @@
### Custom
AGENTS.md
CLAUDE.md
### Rust template
# Generated by Cargo
# will have compiled files and executables
debug/
target/
dev/
# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
@@ -15,17 +18,10 @@ Cargo.lock
# MSVC Windows builds of rustc generate these, which store debugging information
*.pdb
# RustRover
# JetBrains specific template is maintained in a separate JetBrains.gitignore that can
# be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
# and can be added to the global gitignore or merged into this file. For a more nuclear
# option (not recommended) you can uncomment the following to ignore the entire idea folder.
#.idea/
### JetBrains template
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
.idea/
# User-specific stuff
.idea/**/workspace.xml
.idea/**/tasks.xml
@@ -56,14 +52,15 @@ Cargo.lock
# When using Gradle or Maven with auto-import, you should exclude module files,
# since they will be recreated, and may cause churn. Uncomment if using
# auto-import.
# .idea/artifacts
# .idea/compiler.xml
# .idea/jarRepositories.xml
# .idea/modules.xml
# .idea/*.iml
# .idea/modules
# *.iml
# *.ipr
.idea/artifacts
.idea/compiler.xml
.idea/jarRepositories.xml
.idea/modules.xml
.idea/*.iml
.idea/modules
*.iml
*.ipr
.idea
# CMake
cmake-build-*/
@@ -101,3 +98,8 @@ fabric.properties
# Android studio 3.1+ serialized cache file
.idea/caches/build_file_checksums.ser
### rust-analyzer template
# Can be generated by other build systems other than cargo (ex: bazelbuild/rust_rules)
rust-project.json

109
.woodpecker.yml
View File

@@ -1,109 +0,0 @@
when:
event: tag
tag: v*
variables:
- &rust_image 'rust:1.83'
matrix:
include:
# Linux
- TARGET: x86_64-unknown-linux-gnu
ARTIFACT: owlen-linux-x86_64-gnu
PLATFORM: linux
EXT: ""
- TARGET: x86_64-unknown-linux-musl
ARTIFACT: owlen-linux-x86_64-musl
PLATFORM: linux
EXT: ""
- TARGET: aarch64-unknown-linux-gnu
ARTIFACT: owlen-linux-aarch64-gnu
PLATFORM: linux
EXT: ""
- TARGET: aarch64-unknown-linux-musl
ARTIFACT: owlen-linux-aarch64-musl
PLATFORM: linux
EXT: ""
- TARGET: armv7-unknown-linux-gnueabihf
ARTIFACT: owlen-linux-armv7-gnu
PLATFORM: linux
EXT: ""
- TARGET: armv7-unknown-linux-musleabihf
ARTIFACT: owlen-linux-armv7-musl
PLATFORM: linux
EXT: ""
# Windows
- TARGET: x86_64-pc-windows-gnu
ARTIFACT: owlen-windows-x86_64
PLATFORM: windows
EXT: ".exe"
steps:
- name: install-deps
image: *rust_image
commands:
- apt-get update
- apt-get install -y musl-tools gcc-aarch64-linux-gnu gcc-arm-linux-gnueabihf gcc-mingw-w64-x86-64 zip
- name: build
image: *rust_image
commands:
- rustup target add ${TARGET}
- |
case "${TARGET}" in
aarch64-unknown-linux-gnu)
export CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc
;;
aarch64-unknown-linux-musl)
export CARGO_TARGET_AARCH64_UNKNOWN_LINUX_MUSL_LINKER=aarch64-linux-gnu-gcc
export CC_aarch64_unknown_linux_musl=aarch64-linux-gnu-gcc
;;
armv7-unknown-linux-gnueabihf)
export CARGO_TARGET_ARMV7_UNKNOWN_LINUX_GNUEABIHF_LINKER=arm-linux-gnueabihf-gcc
;;
armv7-unknown-linux-musleabihf)
export CARGO_TARGET_ARMV7_UNKNOWN_LINUX_MUSLEABIHF_LINKER=arm-linux-gnueabihf-gcc
export CC_armv7_unknown_linux_musleabihf=arm-linux-gnueabihf-gcc
;;
x86_64-pc-windows-gnu)
export CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER=x86_64-w64-mingw32-gcc
;;
esac
- cargo build --release --all-features --target ${TARGET}
- name: package
image: *rust_image
commands:
- mkdir -p dist
- |
if [ "${PLATFORM}" = "windows" ]; then
cp target/${TARGET}/release/owlen.exe dist/owlen.exe
cp target/${TARGET}/release/owlen-code.exe dist/owlen-code.exe
cd dist
zip -9 ${ARTIFACT}.zip owlen.exe owlen-code.exe
cd ..
mv dist/${ARTIFACT}.zip .
sha256sum ${ARTIFACT}.zip > ${ARTIFACT}.zip.sha256
else
cp target/${TARGET}/release/owlen dist/owlen
cp target/${TARGET}/release/owlen-code dist/owlen-code
cd dist
tar czf ${ARTIFACT}.tar.gz owlen owlen-code
cd ..
mv dist/${ARTIFACT}.tar.gz .
sha256sum ${ARTIFACT}.tar.gz > ${ARTIFACT}.tar.gz.sha256
fi
- name: release
image: plugins/gitea-release
settings:
api_key:
from_secret: gitea_token
base_url: https://somegit.dev
files:
- ${ARTIFACT}.tar.gz
- ${ARTIFACT}.tar.gz.sha256
- ${ARTIFACT}.zip
- ${ARTIFACT}.zip.sha256
title: Release ${CI_COMMIT_TAG}
note: "Release ${CI_COMMIT_TAG}"

70
Cargo.toml
View File

@@ -1,64 +1,18 @@
[workspace]
resolver = "2"
members = [
"crates/owlen-core",
"crates/owlen-tui",
"crates/owlen-cli",
"crates/owlen-ollama",
"crates/app/cli",
"crates/llm/ollama",
"crates/platform/config",
"crates/platform/hooks",
"crates/platform/permissions",
"crates/tools/bash",
"crates/tools/fs",
"crates/tools/slash",
"crates/integration/mcp-client",
]
exclude = []
resolver = "2"
[workspace.package]
version = "0.1.5"
edition = "2021"
authors = ["Owlibou"]
edition = "2024"
license = "AGPL-3.0"
repository = "https://somegit.dev/Owlibou/owlen"
homepage = "https://somegit.dev/Owlibou/owlen"
keywords = ["llm", "tui", "cli", "ollama", "chat"]
categories = ["command-line-utilities"]
[workspace.dependencies]
# Async runtime and utilities
tokio = { version = "1.0", features = ["full"] }
tokio-stream = "0.1"
tokio-util = { version = "0.7", features = ["rt"] }
futures = "0.3"
futures-util = "0.3"
# TUI framework
ratatui = "0.28"
crossterm = "0.28"
tui-textarea = "0.6"
# HTTP client and JSON handling
reqwest = { version = "0.12", default-features = false, features = ["json", "stream", "rustls-tls"] }
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0"
# Utilities
uuid = { version = "1.0", features = ["v4", "serde"] }
anyhow = "1.0"
thiserror = "1.0"
# Configuration
toml = "0.8"
shellexpand = "3.1"
# Database
sled = "0.34"
# For better text handling
textwrap = "0.16"
# Async traits
async-trait = "0.1"
# CLI framework
clap = { version = "4.0", features = ["derive"] }
# Dev dependencies
tempfile = "3.8"
tokio-test = "0.4"
# For more keys and their definitions, see https://doc.rust-lang.org/cargo/reference/manifest.html
rust-version = "1.91"

662
LICENSE
View File

@@ -1,662 +0,0 @@
GNU AFFERO GENERAL PUBLIC LICENSE
Version 3, 19 November 2007
Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
Preamble
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The licenses for most software and other practical works are designed
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our General Public Licenses are intended to guarantee your freedom to
share and change all versions of a program--to make sure it remains free
software for all its users.
When we speak of free software, we are referring to freedom, not
price. Our General Public Licenses are designed to make sure that you
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them if you wish), that you receive source code or can get it if you
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free programs, and that you know you can do these things.
Developers that use our General Public Licenses protect your rights
with two steps: (1) assert copyright on the software, and (2) offer
you this License which gives you legal permission to copy, distribute
and/or modify the software.
A secondary benefit of defending all users' freedom is that
improvements made in alternate versions of the program, if they
receive widespread use, become available for other developers to
incorporate. Many developers of free software are heartened and
encouraged by the resulting cooperation. However, in the case of
software used on network servers, this result may fail to come about.
The GNU General Public License permits making a modified version and
letting the public access it on a server without ever releasing its
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The GNU Affero General Public License is designed specifically to
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An older license, called the Affero General Public License and
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available, or (2) arrange to deprive yourself of the benefit of the
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consistent with the requirements of this License, to extend the patent
license to downstream recipients. "Knowingly relying" means you have
actual knowledge that, but for the patent license, your conveying the
covered work in a country, or your recipient's use of the covered work
in a country, would infringe one or more identifiable patents in that
country that you have reason to believe are valid.
If, pursuant to or in connection with a single transaction or
arrangement, you convey, or propagate by procuring conveyance of, a
covered work, and grant a patent license to some of the parties
receiving the covered work authorizing them to use, propagate, modify
or convey a specific copy of the covered work, then the patent license
you grant is automatically extended to all recipients of the covered
work and works based on it.
A patent license is "discriminatory" if it does not include within
the scope of its coverage, prohibits the exercise of, or is
conditioned on the non-exercise of one or more of the rights that are
specifically granted under this License. You may not convey a covered
work if you are a party to an arrangement with a third party that is
in the business of distributing software, under which you make payment
to the third party based on the extent of your activity of conveying
the work, and under which the third party grants, to any of the
parties who would receive the covered work from you, a discriminatory
patent license (a) in connection with copies of the covered work
conveyed by you (or copies made from those copies), or (b) primarily
for and in connection with specific products or compilations that
contain the covered work, unless you entered into that arrangement,
or that patent license was granted, prior to 28 March 2007.
Nothing in this License shall be construed as excluding or limiting
any implied license or other defenses to infringement that may
otherwise be available to you under applicable patent law.
12. No Surrender of Others' Freedom.
If conditions are imposed on you (whether by court order, agreement or
otherwise) that contradict the conditions of this License, they do not
excuse you from the conditions of this License. If you cannot convey a
covered work so as to satisfy simultaneously your obligations under this
License and any other pertinent obligations, then as a consequence you may
not convey it at all. For example, if you agree to terms that obligate you
to collect a royalty for further conveying from those to whom you convey
the Program, the only way you could satisfy both those terms and this
License would be to refrain entirely from conveying the Program.
13. Remote Network Interaction; Use with the GNU General Public License.
Notwithstanding any other provision of this License, if you modify the
Program, your modified version must prominently offer all users
interacting with it remotely through a computer network (if your version
supports such interaction) an opportunity to receive the Corresponding
Source of your version by providing access to the Corresponding Source
from a network server at no charge, through some standard or customary
means of facilitating copying of software. This Corresponding Source
shall include the Corresponding Source for any work covered by version 3
of the GNU General Public License that is incorporated pursuant to the
following paragraph.
Notwithstanding any other provision of this License, you have
permission to link or combine any covered work with a work licensed
under version 3 of the GNU General Public License into a single
combined work, and to convey the resulting work. The terms of this
License will continue to apply to the part which is the covered work,
but the work with which it is combined will remain governed by version
3 of the GNU General Public License.
14. Revised Versions of this License.
The Free Software Foundation may publish revised and/or new versions of
the GNU Affero General Public License from time to time. Such new versions
will be similar in spirit to the present version, but may differ in detail to
address new problems or concerns.
Each version is given a distinguishing version number. If the
Program specifies that a certain numbered version of the GNU Affero General
Public License "or any later version" applies to it, you have the
option of following the terms and conditions either of that numbered
version or of any later version published by the Free Software
Foundation. If the Program does not specify a version number of the
GNU Affero General Public License, you may choose any version ever published
by the Free Software Foundation.
If the Program specifies that a proxy can decide which future
versions of the GNU Affero General Public License can be used, that proxy's
public statement of acceptance of a version permanently authorizes you
to choose that version for the Program.
Later license versions may give you additional or different
permissions. However, no additional obligations are imposed on any
author or copyright holder as a result of your choosing to follow a
later version.
15. Disclaimer of Warranty.
THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY
OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM
IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
16. Limitation of Liability.
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WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES.
17. Interpretation of Sections 15 and 16.
If the disclaimer of warranty and limitation of liability provided
above cannot be given local legal effect according to their terms,
reviewing courts shall apply local law that most closely approximates
an absolute waiver of all civil liability in connection with the
Program, unless a warranty or assumption of liability accompanies a
copy of the Program in return for a fee.
END OF TERMS AND CONDITIONS
How to Apply These Terms to Your New Programs
If you develop a new program, and you want it to be of the greatest
possible use to the public, the best way to achieve this is to make it
free software which everyone can redistribute and change under these terms.
To do so, attach the following notices to the program. It is safest
to attach them to the start of each source file to most effectively
state the exclusion of warranty; and each file should have at least
the "copyright" line and a pointer to where the full notice is found.
<one line to give the program's name and a brief idea of what it does.>
Copyright (C) <year> <name of author>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
Also add information on how to contact you by electronic and paper mail.
If your software can interact with users remotely through a computer
network, you should also make sure that it provides a way for users to
get its source. For example, if your program is a web application, its
interface could display a "Source" link that leads users to an archive
of the code. There are many ways you could offer source, and different
solutions will be better for different programs; see section 13 for the
specific requirements.
You should also get your employer (if you work as a programmer) or school,
if any, to sign a "copyright disclaimer" for the program, if necessary.
For more information on this, and how to apply and follow the GNU AGPL, see
<https://www.gnu.org/licenses/>.

44
PKGBUILD
View File

@@ -1,44 +0,0 @@
# Maintainer: vikingowl <christian@nachtigall.dev>
pkgname=owlen
pkgver=0.1.4
pkgrel=1
pkgdesc="Terminal User Interface LLM client for Ollama with chat and code assistance features"
arch=('x86_64')
url="https://somegit.dev/Owlibou/owlen"
license=('AGPL-3.0-or-later')
depends=('gcc-libs')
makedepends=('cargo' 'git')
options=(!lto) # avoid LTO-linked ring symbol drop with lld
source=("$pkgname-$pkgver.tar.gz::$url/archive/v$pkgver.tar.gz")
sha256sums=('cabb1cfdfc247b5d008c6c5f94e13548bcefeba874aae9a9d45aa95ae1c085ec')
prepare() {
cd $pkgname
cargo fetch --target "$(rustc -vV | sed -n 's/host: //p')"
}
build() {
cd $pkgname
export RUSTFLAGS="${RUSTFLAGS:-} -C link-arg=-Wl,--no-as-needed"
export CARGO_PROFILE_RELEASE_LTO=false
export CARGO_TARGET_DIR=target
cargo build --frozen --release --all-features
}
check() {
cd $pkgname
export RUSTFLAGS="${RUSTFLAGS:-} -C link-arg=-Wl,--no-as-needed"
cargo test --frozen --all-features
}
package() {
cd $pkgname
# Install binaries
install -Dm755 target/release/owlen "$pkgdir/usr/bin/owlen"
install -Dm755 target/release/owlen-code "$pkgdir/usr/bin/owlen-code"
# Install documentation
install -Dm644 README.md "$pkgdir/usr/share/doc/$pkgname/README.md"
}

307
README.md
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@@ -1,307 +0,0 @@
# OWLEN
> Terminal-native assistant for running local language models with a comfortable TUI.
![Status](https://img.shields.io/badge/status-alpha-yellow)
![Version](https://img.shields.io/badge/version-0.1.0-blue)
![Rust](https://img.shields.io/badge/made_with-Rust-ffc832?logo=rust&logoColor=white)
![License](https://img.shields.io/badge/license-AGPL--3.0-blue)
## Alpha Status
- This project is currently in **alpha** (v0.1.5) and under active development.
- Core features are functional but expect occasional bugs and missing polish.
- Breaking changes may occur between releases as we refine the API.
- Feedback, bug reports, and contributions are very welcome!
## What Is OWLEN?
OWLEN is a Rust-powered, terminal-first interface for interacting with local large
language models. It provides a responsive chat workflow that runs against
[Ollama](https://ollama.com/) with a focus on developer productivity, vim-style navigation,
and seamless session management—all without leaving your terminal.
## Screenshots
### Initial Layout
![OWLEN TUI Layout](images/layout.png)
The OWLEN interface features a clean, multi-panel layout with vim-inspired navigation. See more screenshots in the [`images/`](images/) directory including:
- Full chat conversations (`chat_view.png`)
- Help menu (`help.png`)
- Model selection (`model_select.png`)
- Visual selection mode (`select_mode.png`)
## Features
### Chat Client (`owlen`)
- **Vim-style Navigation** - Normal, editing, visual, and command modes
- **Streaming Responses** - Real-time token streaming from Ollama
- **Multi-Panel Interface** - Separate panels for chat, thinking content, and input
- **Advanced Text Editing** - Multi-line input with `tui-textarea`, history navigation
- **Visual Selection & Clipboard** - Yank/paste text across panels
- **Flexible Scrolling** - Half-page, full-page, and cursor-based navigation
- **Model Management** - Interactive model and provider selection (press `m`)
- **Session Persistence** - Save and load conversations to/from disk
- **AI-Generated Descriptions** - Automatic short summaries for saved sessions
- **Session Management** - Start new conversations, clear history, browse saved sessions
- **Thinking Mode Support** - Dedicated panel for extended reasoning content
- **Bracketed Paste** - Safe paste handling for multi-line content
### Code Client (`owlen-code`) [Experimental]
- All chat client features
- Optimized system prompt for programming assistance
- Foundation for future code-specific features
### Core Infrastructure
- **Modular Architecture** - Separated core logic, TUI components, and providers
- **Provider System** - Extensible provider trait (currently: Ollama)
- **Session Controller** - Unified conversation and state management
- **Configuration Management** - TOML-based config with sensible defaults
- **Message Formatting** - Markdown rendering, thinking content extraction
- **Async Runtime** - Built on Tokio for efficient streaming
## Getting Started
### Prerequisites
- Rust 1.75+ and Cargo (`rustup` recommended)
- A running Ollama instance with at least one model pulled
(defaults to `http://localhost:11434`)
- A terminal that supports 256 colors
### Clone and Build
```bash
git clone https://somegit.dev/Owlibou/owlen.git
cd owlen
cargo build --release
```
### Run the Chat Client
Make sure Ollama is running, then launch:
```bash
./target/release/owlen
# or during development:
cargo run --bin owlen
```
### (Optional) Try the Code Client
The coding-focused TUI is experimental:
```bash
cargo build --release --bin owlen-code --features code-client
./target/release/owlen-code
```
## Using the TUI
### Mode System (Vim-inspired)
**Normal Mode** (default):
- `i` / `Enter` - Enter editing mode
- `a` - Append (move right and enter editing mode)
- `A` - Append at end of line
- `I` - Insert at start of line
- `o` - Insert new line below
- `O` - Insert new line above
- `v` - Enter visual mode (text selection)
- `:` - Enter command mode
- `h/j/k/l` - Navigate left/down/up/right
- `w/b/e` - Word navigation
- `0/$` - Jump to line start/end
- `gg` - Jump to top
- `G` - Jump to bottom
- `Ctrl-d/u` - Half-page scroll
- `Ctrl-f/b` - Full-page scroll
- `Tab` - Cycle focus between panels
- `p` - Paste from clipboard
- `dd` - Clear input buffer
- `q` - Quit
**Editing Mode**:
- `Esc` - Return to normal mode
- `Enter` - Send message and return to normal mode
- `Ctrl-J` / `Shift-Enter` - Insert newline
- `Ctrl-↑/↓` - Navigate input history
- Paste events handled automatically
**Visual Mode**:
- `j/k/h/l` - Extend selection
- `w/b/e` - Word-based selection
- `y` - Yank (copy) selection
- `d` - Cut selection (Input panel only)
- `Esc` - Cancel selection
**Command Mode**:
- `:q` / `:quit` - Quit application
- `:c` / `:clear` - Clear conversation
- `:m` / `:model` - Open model selector
- `:n` / `:new` - Start new conversation
- `:h` / `:help` - Show help
- `:save [name]` / `:w [name]` - Save current conversation
- `:load` / `:open` - Browse and load saved sessions
- `:sessions` / `:ls` - List saved sessions
**Session Browser** (accessed via `:load` or `:sessions`):
- `j` / `k` / `↑` / `↓` - Navigate sessions
- `Enter` - Load selected session
- `d` - Delete selected session
- `Esc` - Close browser
### Panel Management
- Three panels: Chat, Thinking, and Input
- `Tab` / `Shift-Tab` - Cycle focus forward/backward
- Focused panel receives scroll and navigation commands
- Thinking panel appears when extended reasoning is available
## Configuration
OWLEN stores configuration in `~/.config/owlen/config.toml`. The file is created
on first run and can be edited to customize behavior:
```toml
[general]
default_model = "llama3.2:latest"
default_provider = "ollama"
enable_streaming = true
project_context_file = "OWLEN.md"
[providers.ollama]
provider_type = "ollama"
base_url = "http://localhost:11434"
timeout = 300
```
### Storage Settings
Sessions are saved to platform-specific directories by default:
- **Linux**: `~/.local/share/owlen/sessions`
- **Windows**: `%APPDATA%\owlen\sessions`
- **macOS**: `~/Library/Application Support/owlen/sessions`
You can customize this in your config:
```toml
[storage]
# conversation_dir = "~/custom/path" # Optional: override default location
max_saved_sessions = 25
generate_descriptions = true # AI-generated summaries for saved sessions
```
Configuration is automatically saved when you change models or providers.
## Repository Layout
```
owlen/
├── crates/
│ ├── owlen-core/ # Core types, session management, shared UI components
│ ├── owlen-ollama/ # Ollama provider implementation
│ ├── owlen-tui/ # TUI components (chat_app, code_app, rendering)
│ └── owlen-cli/ # Binary entry points (owlen, owlen-code)
├── LICENSE # AGPL-3.0 License
├── Cargo.toml # Workspace configuration
└── README.md
```
### Architecture Highlights
- **owlen-core**: Provider-agnostic core with session controller, UI primitives (AutoScroll, InputMode, FocusedPanel), and shared utilities
- **owlen-tui**: Ratatui-based UI implementation with vim-style modal editing
- **Separation of Concerns**: Clean boundaries between business logic, presentation, and provider implementations
## Development
### Building
```bash
# Debug build
cargo build
# Release build
cargo build --release
# Build with all features
cargo build --all-features
# Run tests
cargo test
# Check code
cargo clippy
cargo fmt
```
### Development Notes
- Standard Rust workflows apply (`cargo fmt`, `cargo clippy`, `cargo test`)
- Codebase uses async Rust (`tokio`) for event handling and streaming
- Configuration is cached in `~/.config/owlen` (wipe to reset)
- UI components are extensively tested in `owlen-core/src/ui.rs`
## Roadmap
### Completed ✓
- [x] Streaming responses with real-time display
- [x] Autoscroll and viewport management
- [x] Push user message before loading LLM response
- [x] Thinking mode support with dedicated panel
- [x] Vim-style modal editing (Normal, Visual, Command modes)
- [x] Multi-panel focus management
- [x] Text selection and clipboard functionality
- [x] Comprehensive keyboard navigation
- [x] Bracketed paste support
### In Progress
- [x] Session persistence (save/load conversations)
- [ ] Theming options and color customization
- [ ] Enhanced configuration UX (in-app settings)
- [ ] Conversation export (Markdown, JSON, plain text)
### Planned
- [ ] Code Client Enhancement
- [ ] In-project code navigation
- [ ] Syntax highlighting for code blocks
- [ ] File tree browser integration
- [ ] Project-aware context management
- [ ] Code snippets and templates
- [ ] Additional LLM Providers
- [ ] OpenAI API support
- [ ] Anthropic Claude support
- [ ] Local model providers (llama.cpp, etc.)
- [ ] Advanced Features
- [ ] Conversation search and filtering
- [ ] Multi-session management
- [ ] Export conversations (Markdown, JSON)
- [ ] Custom keybindings
- [ ] Plugin system
## Contributing
Contributions are welcome! Here's how to get started:
1. Fork the repository
2. Create a feature branch (`git checkout -b feature/amazing-feature`)
3. Make your changes and add tests
4. Run `cargo fmt` and `cargo clippy`
5. Commit your changes (`git commit -m 'Add amazing feature'`)
6. Push to the branch (`git push origin feature/amazing-feature`)
7. Open a Pull Request
Please open an issue first for significant changes to discuss the approach.
## License
This project is licensed under the GNU Affero General Public License v3.0 (AGPL-3.0) - see the [LICENSE](LICENSE) file for details.
## Acknowledgments
Built with:
- [ratatui](https://ratatui.rs/) - Terminal UI framework
- [crossterm](https://github.com/crossterm-rs/crossterm) - Cross-platform terminal manipulation
- [tokio](https://tokio.rs/) - Async runtime
- [Ollama](https://ollama.com/) - Local LLM runtime
---
**Status**: Alpha v0.1.0 | **License**: AGPL-3.0 | **Made with Rust** 🦀

22
crates/app/cli/.gitignore vendored Normal file
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@@ -0,0 +1,22 @@
/target
### Rust template
# Generated by Cargo
# will have compiled files and executables
debug/
target/
# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
Cargo.lock
# These are backup files generated by rustfmt
**/*.rs.bk
# MSVC Windows builds of rustc generate these, which store debugging information
*.pdb
### rust-analyzer template
# Can be generated by other build systems other than cargo (ex: bazelbuild/rust_rules)
rust-project.json

28
crates/app/cli/Cargo.toml Normal file
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@@ -0,0 +1,28 @@
[package]
name = "owlen"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
clap = { version = "4.5", features = ["derive"] }
tokio = { version = "1.39", features = ["macros", "rt-multi-thread"] }
serde = { version = "1", features = ["derive"] }
serde_json = "1"
color-eyre = "0.6"
llm-ollama = { path = "../../llm/ollama" }
tools-fs = { path = "../../tools/fs" }
tools-bash = { path = "../../tools/bash" }
tools-slash = { path = "../../tools/slash" }
config-agent = { package = "config-agent", path = "../../platform/config" }
permissions = { path = "../../platform/permissions" }
hooks = { path = "../../platform/hooks" }
futures-util = "0.3.31"
[dev-dependencies]
assert_cmd = "2.0"
predicates = "3.1"
httpmock = "0.7"
tokio = { version = "1.39", features = ["macros", "rt-multi-thread"] }
tempfile = "3.23.0"

580
crates/app/cli/src/main.rs Normal file
View File

@@ -0,0 +1,580 @@
use clap::{Parser, ValueEnum};
use color_eyre::eyre::{Result, eyre};
use config_agent::load_settings;
use futures_util::TryStreamExt;
use hooks::{HookEvent, HookManager, HookResult};
use llm_ollama::{OllamaClient, OllamaOptions, types::ChatMessage};
use permissions::{PermissionDecision, Tool};
use serde::Serialize;
use std::io::{self, Write};
use std::time::{SystemTime, UNIX_EPOCH};
#[derive(Debug, Clone, Copy, ValueEnum)]
enum OutputFormat {
Text,
Json,
StreamJson,
}
#[derive(Serialize)]
struct SessionOutput {
session_id: String,
messages: Vec<serde_json::Value>,
stats: Stats,
#[serde(skip_serializing_if = "Option::is_none")]
result: Option<serde_json::Value>,
#[serde(skip_serializing_if = "Option::is_none")]
tool: Option<String>,
}
#[derive(Serialize)]
struct Stats {
total_tokens: u64,
#[serde(skip_serializing_if = "Option::is_none")]
prompt_tokens: Option<u64>,
#[serde(skip_serializing_if = "Option::is_none")]
completion_tokens: Option<u64>,
duration_ms: u64,
}
#[derive(Serialize)]
struct StreamEvent {
#[serde(rename = "type")]
event_type: String,
#[serde(skip_serializing_if = "Option::is_none")]
session_id: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
content: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
stats: Option<Stats>,
}
fn generate_session_id() -> String {
let timestamp = SystemTime::now()
.duration_since(UNIX_EPOCH)
.unwrap()
.as_millis();
format!("session-{}", timestamp)
}
fn output_tool_result(
format: OutputFormat,
tool: &str,
result: serde_json::Value,
session_id: &str,
) -> Result<()> {
match format {
OutputFormat::Text => {
// For text, just print the result as-is
if let Some(s) = result.as_str() {
println!("{}", s);
} else {
println!("{}", serde_json::to_string_pretty(&result)?);
}
}
OutputFormat::Json => {
let output = SessionOutput {
session_id: session_id.to_string(),
messages: vec![],
stats: Stats {
total_tokens: 0,
prompt_tokens: None,
completion_tokens: None,
duration_ms: 0,
},
result: Some(result),
tool: Some(tool.to_string()),
};
println!("{}", serde_json::to_string(&output)?);
}
OutputFormat::StreamJson => {
// For stream-json, emit session_start, result, and session_end
let session_start = StreamEvent {
event_type: "session_start".to_string(),
session_id: Some(session_id.to_string()),
content: None,
stats: None,
};
println!("{}", serde_json::to_string(&session_start)?);
let result_event = StreamEvent {
event_type: "tool_result".to_string(),
session_id: None,
content: Some(serde_json::to_string(&result)?),
stats: None,
};
println!("{}", serde_json::to_string(&result_event)?);
let session_end = StreamEvent {
event_type: "session_end".to_string(),
session_id: None,
content: None,
stats: Some(Stats {
total_tokens: 0,
prompt_tokens: None,
completion_tokens: None,
duration_ms: 0,
}),
};
println!("{}", serde_json::to_string(&session_end)?);
}
}
Ok(())
}
#[derive(clap::Subcommand, Debug)]
enum Cmd {
Read { path: String },
Glob { pattern: String },
Grep { root: String, pattern: String },
Write { path: String, content: String },
Edit { path: String, old_string: String, new_string: String },
Bash { command: String, #[arg(long)] timeout: Option<u64> },
Slash { command_name: String, args: Vec<String> },
}
#[derive(Parser, Debug)]
#[command(name = "code", version)]
struct Args {
#[arg(long)]
ollama_url: Option<String>,
#[arg(long)]
model: Option<String>,
#[arg(long)]
api_key: Option<String>,
#[arg(long)]
print: bool,
/// Override the permission mode (plan, acceptEdits, code)
#[arg(long)]
mode: Option<String>,
/// Output format (text, json, stream-json)
#[arg(long, value_enum, default_value = "text")]
output_format: OutputFormat,
#[arg()]
prompt: Vec<String>,
#[command(subcommand)]
cmd: Option<Cmd>,
}
#[tokio::main]
async fn main() -> Result<()> {
color_eyre::install()?;
let args = Args::parse();
let mut settings = load_settings(None).unwrap_or_default();
// Override mode if specified via CLI
if let Some(mode) = args.mode {
settings.mode = mode;
}
// Create permission manager from settings
let perms = settings.create_permission_manager();
// Create hook manager
let hook_mgr = HookManager::new(".");
// Generate session ID
let session_id = generate_session_id();
let output_format = args.output_format;
if let Some(cmd) = args.cmd {
match cmd {
Cmd::Read { path } => {
// Check permission
match perms.check(Tool::Read, None) {
PermissionDecision::Allow => {
// Check PreToolUse hook
let event = HookEvent::PreToolUse {
tool: "Read".to_string(),
args: serde_json::json!({"path": &path}),
};
match hook_mgr.execute(&event, Some(5000)).await? {
HookResult::Deny => {
return Err(eyre!("Hook denied Read operation"));
}
HookResult::Allow => {}
}
let s = tools_fs::read_file(&path)?;
output_tool_result(output_format, "Read", serde_json::json!(s), &session_id)?;
return Ok(());
}
PermissionDecision::Ask => {
return Err(eyre!(
"Permission denied: Read operation requires approval. Use --mode code to allow."
));
}
PermissionDecision::Deny => {
return Err(eyre!("Permission denied: Read operation is blocked."));
}
}
}
Cmd::Glob { pattern } => {
// Check permission
match perms.check(Tool::Glob, None) {
PermissionDecision::Allow => {
// Check PreToolUse hook
let event = HookEvent::PreToolUse {
tool: "Glob".to_string(),
args: serde_json::json!({"pattern": &pattern}),
};
match hook_mgr.execute(&event, Some(5000)).await? {
HookResult::Deny => {
return Err(eyre!("Hook denied Glob operation"));
}
HookResult::Allow => {}
}
for p in tools_fs::glob_list(&pattern)? {
println!("{}", p);
}
return Ok(());
}
PermissionDecision::Ask => {
return Err(eyre!(
"Permission denied: Glob operation requires approval. Use --mode code to allow."
));
}
PermissionDecision::Deny => {
return Err(eyre!("Permission denied: Glob operation is blocked."));
}
}
}
Cmd::Grep { root, pattern } => {
// Check permission
match perms.check(Tool::Grep, None) {
PermissionDecision::Allow => {
// Check PreToolUse hook
let event = HookEvent::PreToolUse {
tool: "Grep".to_string(),
args: serde_json::json!({"root": &root, "pattern": &pattern}),
};
match hook_mgr.execute(&event, Some(5000)).await? {
HookResult::Deny => {
return Err(eyre!("Hook denied Grep operation"));
}
HookResult::Allow => {}
}
for (path, line_number, text) in tools_fs::grep(&root, &pattern)? {
println!("{path}:{line_number}:{text}")
}
return Ok(());
}
PermissionDecision::Ask => {
return Err(eyre!(
"Permission denied: Grep operation requires approval. Use --mode code to allow."
));
}
PermissionDecision::Deny => {
return Err(eyre!("Permission denied: Grep operation is blocked."));
}
}
}
Cmd::Write { path, content } => {
// Check permission
match perms.check(Tool::Write, None) {
PermissionDecision::Allow => {
// Check PreToolUse hook
let event = HookEvent::PreToolUse {
tool: "Write".to_string(),
args: serde_json::json!({"path": &path, "content": &content}),
};
match hook_mgr.execute(&event, Some(5000)).await? {
HookResult::Deny => {
return Err(eyre!("Hook denied Write operation"));
}
HookResult::Allow => {}
}
tools_fs::write_file(&path, &content)?;
println!("File written: {}", path);
return Ok(());
}
PermissionDecision::Ask => {
return Err(eyre!(
"Permission denied: Write operation requires approval. Use --mode acceptEdits or --mode code to allow."
));
}
PermissionDecision::Deny => {
return Err(eyre!("Permission denied: Write operation is blocked."));
}
}
}
Cmd::Edit { path, old_string, new_string } => {
// Check permission
match perms.check(Tool::Edit, None) {
PermissionDecision::Allow => {
// Check PreToolUse hook
let event = HookEvent::PreToolUse {
tool: "Edit".to_string(),
args: serde_json::json!({"path": &path, "old_string": &old_string, "new_string": &new_string}),
};
match hook_mgr.execute(&event, Some(5000)).await? {
HookResult::Deny => {
return Err(eyre!("Hook denied Edit operation"));
}
HookResult::Allow => {}
}
tools_fs::edit_file(&path, &old_string, &new_string)?;
println!("File edited: {}", path);
return Ok(());
}
PermissionDecision::Ask => {
return Err(eyre!(
"Permission denied: Edit operation requires approval. Use --mode acceptEdits or --mode code to allow."
));
}
PermissionDecision::Deny => {
return Err(eyre!("Permission denied: Edit operation is blocked."));
}
}
}
Cmd::Bash { command, timeout } => {
// Check permission with command context for pattern matching
match perms.check(Tool::Bash, Some(&command)) {
PermissionDecision::Allow => {
// Check PreToolUse hook
let event = HookEvent::PreToolUse {
tool: "Bash".to_string(),
args: serde_json::json!({"command": &command, "timeout": timeout}),
};
match hook_mgr.execute(&event, Some(5000)).await? {
HookResult::Deny => {
return Err(eyre!("Hook denied Bash operation"));
}
HookResult::Allow => {}
}
let mut session = tools_bash::BashSession::new().await?;
let output = session.execute(&command, timeout).await?;
// Print stdout
if !output.stdout.is_empty() {
print!("{}", output.stdout);
}
// Print stderr to stderr
if !output.stderr.is_empty() {
eprint!("{}", output.stderr);
}
session.close().await?;
// Exit with same code as command
if !output.success {
std::process::exit(output.exit_code);
}
return Ok(());
}
PermissionDecision::Ask => {
return Err(eyre!(
"Permission denied: Bash operation requires approval. Use --mode code to allow."
));
}
PermissionDecision::Deny => {
return Err(eyre!("Permission denied: Bash operation is blocked."));
}
}
}
Cmd::Slash { command_name, args } => {
// Check permission
match perms.check(Tool::SlashCommand, None) {
PermissionDecision::Allow => {
// Check PreToolUse hook
let event = HookEvent::PreToolUse {
tool: "SlashCommand".to_string(),
args: serde_json::json!({"command_name": &command_name, "args": &args}),
};
match hook_mgr.execute(&event, Some(5000)).await? {
HookResult::Deny => {
return Err(eyre!("Hook denied SlashCommand operation"));
}
HookResult::Allow => {}
}
// Look for command file in .owlen/commands/
let command_path = format!(".owlen/commands/{}.md", command_name);
// Read the command file
let content = match tools_fs::read_file(&command_path) {
Ok(c) => c,
Err(_) => {
return Err(eyre!(
"Slash command '{}' not found at {}",
command_name,
command_path
));
}
};
// Parse with arguments
let args_refs: Vec<&str> = args.iter().map(|s| s.as_str()).collect();
let slash_cmd = tools_slash::parse_slash_command(&content, &args_refs)?;
// Resolve file references
let resolved_body = slash_cmd.resolve_file_refs()?;
// Print the resolved command body
println!("{}", resolved_body);
return Ok(());
}
PermissionDecision::Ask => {
return Err(eyre!(
"Permission denied: Slash command requires approval. Use --mode code to allow."
));
}
PermissionDecision::Deny => {
return Err(eyre!("Permission denied: Slash command is blocked."));
}
}
}
}
}
let prompt = if args.prompt.is_empty() {
"Say hello".to_string()
} else {
args.prompt.join(" ")
};
let model = args.model.unwrap_or(settings.model);
let api_key = args.api_key.or(settings.api_key);
// Use Ollama Cloud when model has "-cloud" suffix AND API key is set
let use_cloud = model.ends_with("-cloud") && api_key.is_some();
let client = if use_cloud {
OllamaClient::with_cloud().with_api_key(api_key.unwrap())
} else {
let base_url = args.ollama_url.unwrap_or(settings.ollama_url);
let mut client = OllamaClient::new(base_url);
if let Some(key) = api_key {
client = client.with_api_key(key);
}
client
};
let opts = OllamaOptions {
model,
stream: true,
};
let msgs = vec![ChatMessage {
role: "user".into(),
content: prompt.clone(),
}];
let start_time = SystemTime::now();
// Handle different output formats
match output_format {
OutputFormat::Text => {
// Text format: stream to stdout as before
let mut stream = client.chat_stream(&msgs, &opts).await?;
while let Some(chunk) = stream.try_next().await? {
if let Some(m) = chunk.message {
if let Some(c) = m.content {
print!("{c}");
io::stdout().flush()?;
}
}
if matches!(chunk.done, Some(true)) {
break;
}
}
println!(); // Newline after response
}
OutputFormat::Json => {
// JSON format: collect all chunks, then output final JSON
let mut stream = client.chat_stream(&msgs, &opts).await?;
let mut response = String::new();
while let Some(chunk) = stream.try_next().await? {
if let Some(m) = chunk.message {
if let Some(c) = m.content {
response.push_str(&c);
}
}
if matches!(chunk.done, Some(true)) {
break;
}
}
let duration_ms = start_time.elapsed().unwrap().as_millis() as u64;
// Rough token estimate (tokens ~= chars / 4)
let estimated_tokens = ((prompt.len() + response.len()) / 4) as u64;
let output = SessionOutput {
session_id,
messages: vec![
serde_json::json!({"role": "user", "content": prompt}),
serde_json::json!({"role": "assistant", "content": response}),
],
stats: Stats {
total_tokens: estimated_tokens,
prompt_tokens: Some((prompt.len() / 4) as u64),
completion_tokens: Some((response.len() / 4) as u64),
duration_ms,
},
result: None,
tool: None,
};
println!("{}", serde_json::to_string(&output)?);
}
OutputFormat::StreamJson => {
// Stream-JSON format: emit session_start, chunks, and session_end
let session_start = StreamEvent {
event_type: "session_start".to_string(),
session_id: Some(session_id.clone()),
content: None,
stats: None,
};
println!("{}", serde_json::to_string(&session_start)?);
let mut stream = client.chat_stream(&msgs, &opts).await?;
let mut response = String::new();
while let Some(chunk) = stream.try_next().await? {
if let Some(m) = chunk.message {
if let Some(c) = m.content {
response.push_str(&c);
let chunk_event = StreamEvent {
event_type: "chunk".to_string(),
session_id: None,
content: Some(c),
stats: None,
};
println!("{}", serde_json::to_string(&chunk_event)?);
}
}
if matches!(chunk.done, Some(true)) {
break;
}
}
let duration_ms = start_time.elapsed().unwrap().as_millis() as u64;
// Rough token estimate
let estimated_tokens = ((prompt.len() + response.len()) / 4) as u64;
let session_end = StreamEvent {
event_type: "session_end".to_string(),
session_id: None,
content: None,
stats: Some(Stats {
total_tokens: estimated_tokens,
prompt_tokens: Some((prompt.len() / 4) as u64),
completion_tokens: Some((response.len() / 4) as u64),
duration_ms,
}),
};
println!("{}", serde_json::to_string(&session_end)?);
}
}
Ok(())
}

39
crates/app/cli/tests/chat_stream.rs Normal file
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use assert_cmd::Command;
use httpmock::prelude::*;
use predicates::prelude::PredicateBooleanExt;
#[tokio::test]
async fn headless_streams_ndjson() {
let server = MockServer::start_async().await;
// Mock /api/chat with NDJSON lines
let body = serde_json::json!({
"model": "qwen2.5",
"messages": [{"role": "user", "content": "hello"}],
"stream": true
});
let response = concat!(
r#"{"message":{"role":"assistant","content":"Hel"}}"#,"\n",
r#"{"message":{"role":"assistant","content":"lo"}}"#,"\n",
r#"{"done":true}"#,"\n",
);
let _m = server.mock(|when, then| {
when.method(POST)
.path("/api/chat")
.json_body(body.clone());
then.status(200)
.header("content-type", "application/x-ndjson")
.body(response);
});
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--ollama-url").arg(server.base_url())
.arg("--model").arg("qwen2.5")
.arg("--print")
.arg("hello");
cmd.assert()
.success()
.stdout(predicates::str::contains("Hello").count(1).or(predicates::str::contains("Hel").and(predicates::str::contains("lo"))));
}

145
crates/app/cli/tests/headless.rs Normal file
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use assert_cmd::Command;
use serde_json::Value;
use std::fs;
use tempfile::tempdir;
#[test]
fn print_json_has_session_id_and_stats() {
let mut cmd = Command::cargo_bin("owlen").unwrap();
cmd.arg("--output-format")
.arg("json")
.arg("Say hello");
let output = cmd.assert().success();
let stdout = String::from_utf8_lossy(&output.get_output().stdout);
// Parse JSON output
let json: Value = serde_json::from_str(&stdout).expect("Output should be valid JSON");
// Verify session_id exists
assert!(json.get("session_id").is_some(), "JSON output should have session_id");
let session_id = json["session_id"].as_str().unwrap();
assert!(!session_id.is_empty(), "session_id should not be empty");
// Verify stats exist
assert!(json.get("stats").is_some(), "JSON output should have stats");
let stats = &json["stats"];
// Check for token counts
assert!(stats.get("total_tokens").is_some(), "stats should have total_tokens");
// Check for messages
assert!(json.get("messages").is_some(), "JSON output should have messages");
}
#[test]
fn stream_json_sequence_is_well_formed() {
let mut cmd = Command::cargo_bin("owlen").unwrap();
cmd.arg("--output-format")
.arg("stream-json")
.arg("Say hello");
let output = cmd.assert().success();
let stdout = String::from_utf8_lossy(&output.get_output().stdout);
// Stream-JSON is NDJSON - each line should be valid JSON
let lines: Vec<&str> = stdout.lines().filter(|l| !l.is_empty()).collect();
assert!(!lines.is_empty(), "Stream-JSON should produce at least one event");
// Each line should be valid JSON
for (i, line) in lines.iter().enumerate() {
let json: Value = serde_json::from_str(line)
.expect(&format!("Line {} should be valid JSON: {}", i, line));
// Each event should have a type
assert!(json.get("type").is_some(), "Event should have a type field");
}
// First event should be session_start
let first: Value = serde_json::from_str(lines[0]).unwrap();
assert_eq!(first["type"].as_str().unwrap(), "session_start");
assert!(first.get("session_id").is_some());
// Last event should be session_end or complete
let last: Value = serde_json::from_str(lines[lines.len() - 1]).unwrap();
let last_type = last["type"].as_str().unwrap();
assert!(
last_type == "session_end" || last_type == "complete",
"Last event should be session_end or complete, got: {}",
last_type
);
}
#[test]
fn text_format_is_default() {
let mut cmd = Command::cargo_bin("owlen").unwrap();
cmd.arg("Say hello");
let output = cmd.assert().success();
let stdout = String::from_utf8_lossy(&output.get_output().stdout);
// Text format should not be JSON
assert!(serde_json::from_str::<Value>(&stdout).is_err(),
"Default output should be text, not JSON");
}
#[test]
fn json_format_with_tool_execution() {
let dir = tempdir().unwrap();
let file = dir.path().join("test.txt");
fs::write(&file, "hello world").unwrap();
let mut cmd = Command::cargo_bin("owlen").unwrap();
cmd.arg("--mode")
.arg("code")
.arg("--output-format")
.arg("json")
.arg("read")
.arg(file.to_str().unwrap());
let output = cmd.assert().success();
let stdout = String::from_utf8_lossy(&output.get_output().stdout);
let json: Value = serde_json::from_str(&stdout).expect("Output should be valid JSON");
// Should have result
assert!(json.get("result").is_some());
// Should have tool info
assert!(json.get("tool").is_some());
assert_eq!(json["tool"].as_str().unwrap(), "Read");
}
#[test]
fn stream_json_includes_chunk_events() {
let mut cmd = Command::cargo_bin("owlen").unwrap();
cmd.arg("--output-format")
.arg("stream-json")
.arg("Say hello");
let output = cmd.assert().success();
let stdout = String::from_utf8_lossy(&output.get_output().stdout);
let lines: Vec<&str> = stdout.lines().filter(|l| !l.is_empty()).collect();
// Should have chunk events between session_start and session_end
let chunk_events: Vec<&str> = lines.iter()
.filter(|line| {
if let Ok(json) = serde_json::from_str::<Value>(line) {
json["type"].as_str() == Some("chunk")
} else {
false
}
})
.copied()
.collect();
assert!(!chunk_events.is_empty(), "Should have at least one chunk event");
// Each chunk should have content
for chunk_line in chunk_events {
let chunk: Value = serde_json::from_str(chunk_line).unwrap();
assert!(chunk.get("content").is_some(), "Chunk should have content");
}
}

255
crates/app/cli/tests/permissions.rs Normal file
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use assert_cmd::Command;
use std::fs;
use tempfile::tempdir;
#[test]
fn plan_mode_allows_read_operations() {
// Create a temp file to read
let dir = tempdir().unwrap();
let file = dir.path().join("test.txt");
fs::write(&file, "hello world").unwrap();
// Read operation should work in plan mode (default)
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("read").arg(file.to_str().unwrap());
cmd.assert().success().stdout("hello world\n");
}
#[test]
fn plan_mode_allows_glob_operations() {
let dir = tempdir().unwrap();
fs::write(dir.path().join("a.txt"), "test").unwrap();
fs::write(dir.path().join("b.txt"), "test").unwrap();
let pattern = format!("{}/*.txt", dir.path().display());
// Glob operation should work in plan mode (default)
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("glob").arg(&pattern);
cmd.assert().success();
}
#[test]
fn plan_mode_allows_grep_operations() {
let dir = tempdir().unwrap();
fs::write(dir.path().join("test.txt"), "hello world\nfoo bar").unwrap();
// Grep operation should work in plan mode (default)
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("grep").arg(dir.path().to_str().unwrap()).arg("hello");
cmd.assert().success();
}
#[test]
fn mode_override_via_cli_flag() {
let dir = tempdir().unwrap();
let file = dir.path().join("test.txt");
fs::write(&file, "content").unwrap();
// Test with --mode code (should also allow read)
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--mode")
.arg("code")
.arg("read")
.arg(file.to_str().unwrap());
cmd.assert().success().stdout("content\n");
}
#[test]
fn plan_mode_blocks_write_operations() {
let dir = tempdir().unwrap();
let file = dir.path().join("new.txt");
// Write operation should be blocked in plan mode (default)
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("write").arg(file.to_str().unwrap()).arg("content");
cmd.assert().failure();
}
#[test]
fn plan_mode_blocks_edit_operations() {
let dir = tempdir().unwrap();
let file = dir.path().join("test.txt");
fs::write(&file, "old content").unwrap();
// Edit operation should be blocked in plan mode (default)
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("edit")
.arg(file.to_str().unwrap())
.arg("old")
.arg("new");
cmd.assert().failure();
}
#[test]
fn accept_edits_mode_allows_write() {
let dir = tempdir().unwrap();
let file = dir.path().join("new.txt");
// Write operation should work in acceptEdits mode
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--mode")
.arg("acceptEdits")
.arg("write")
.arg(file.to_str().unwrap())
.arg("new content");
cmd.assert().success();
// Verify file was written
assert_eq!(fs::read_to_string(&file).unwrap(), "new content");
}
#[test]
fn accept_edits_mode_allows_edit() {
let dir = tempdir().unwrap();
let file = dir.path().join("test.txt");
fs::write(&file, "line 1\nline 2\nline 3").unwrap();
// Edit operation should work in acceptEdits mode
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--mode")
.arg("acceptEdits")
.arg("edit")
.arg(file.to_str().unwrap())
.arg("line 2")
.arg("modified line");
cmd.assert().success();
// Verify file was edited
assert_eq!(
fs::read_to_string(&file).unwrap(),
"line 1\nmodified line\nline 3"
);
}
#[test]
fn code_mode_allows_all_operations() {
let dir = tempdir().unwrap();
let file = dir.path().join("test.txt");
// Write in code mode
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--mode")
.arg("code")
.arg("write")
.arg(file.to_str().unwrap())
.arg("initial content");
cmd.assert().success();
// Edit in code mode
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--mode")
.arg("code")
.arg("edit")
.arg(file.to_str().unwrap())
.arg("initial")
.arg("modified");
cmd.assert().success();
assert_eq!(fs::read_to_string(&file).unwrap(), "modified content");
}
#[test]
fn plan_mode_blocks_bash_operations() {
// Bash operation should be blocked in plan mode (default)
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("bash").arg("echo hello");
cmd.assert().failure();
}
#[test]
fn code_mode_allows_bash() {
// Bash operation should work in code mode
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--mode").arg("code").arg("bash").arg("echo hello");
cmd.assert().success().stdout("hello\n");
}
#[test]
fn bash_command_timeout_works() {
// Test that timeout works
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.arg("--mode")
.arg("code")
.arg("bash")
.arg("sleep 10")
.arg("--timeout")
.arg("1000");
cmd.assert().failure();
}
#[test]
fn slash_command_works() {
// Create .owlen/commands directory in temp dir
let dir = tempdir().unwrap();
let commands_dir = dir.path().join(".owlen/commands");
fs::create_dir_all(&commands_dir).unwrap();
// Create a test slash command
let command_content = r#"---
description: "Test command"
---
Hello from slash command!
Args: $ARGUMENTS
First: $1
"#;
let command_file = commands_dir.join("test.md");
fs::write(&command_file, command_content).unwrap();
// Execute slash command with args from the temp directory
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.current_dir(dir.path())
.arg("--mode")
.arg("code")
.arg("slash")
.arg("test")
.arg("arg1");
cmd.assert()
.success()
.stdout(predicates::str::contains("Hello from slash command!"))
.stdout(predicates::str::contains("Args: arg1"))
.stdout(predicates::str::contains("First: arg1"));
}
#[test]
fn slash_command_file_refs() {
let dir = tempdir().unwrap();
let commands_dir = dir.path().join(".owlen/commands");
fs::create_dir_all(&commands_dir).unwrap();
// Create a file to reference
let data_file = dir.path().join("data.txt");
fs::write(&data_file, "Referenced content").unwrap();
// Create slash command with file reference
let command_content = format!("File content: @{}", data_file.display());
fs::write(commands_dir.join("reftest.md"), command_content).unwrap();
// Execute slash command
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.current_dir(dir.path())
.arg("--mode")
.arg("code")
.arg("slash")
.arg("reftest");
cmd.assert()
.success()
.stdout(predicates::str::contains("Referenced content"));
}
#[test]
fn slash_command_not_found() {
let dir = tempdir().unwrap();
// Try to execute non-existent slash command
let mut cmd = Command::new(assert_cmd::cargo::cargo_bin!("owlen"));
cmd.current_dir(dir.path())
.arg("--mode")
.arg("code")
.arg("slash")
.arg("nonexistent");
cmd.assert().failure();
}

16
crates/integration/mcp-client/Cargo.toml Normal file
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[package]
name = "mcp-client"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
serde = { version = "1", features = ["derive"] }
serde_json = "1"
tokio = { version = "1.39", features = ["process", "io-util", "sync", "time"] }
color-eyre = "0.6"
[dev-dependencies]
tempfile = "3.23.0"
tokio = { version = "1.39", features = ["macros", "rt-multi-thread"] }

272
crates/integration/mcp-client/src/lib.rs Normal file
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use color_eyre::eyre::{Result, eyre};
use serde::{Deserialize, Serialize};
use serde_json::Value;
use std::process::Stdio;
use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader};
use tokio::process::{Child, Command};
use tokio::sync::Mutex;
/// JSON-RPC 2.0 request
#[derive(Debug, Serialize)]
struct JsonRpcRequest {
jsonrpc: String,
id: u64,
method: String,
#[serde(skip_serializing_if = "Option::is_none")]
params: Option<Value>,
}
/// JSON-RPC 2.0 response
#[derive(Debug, Deserialize)]
struct JsonRpcResponse {
jsonrpc: String,
id: u64,
#[serde(skip_serializing_if = "Option::is_none")]
result: Option<Value>,
#[serde(skip_serializing_if = "Option::is_none")]
error: Option<JsonRpcError>,
}
#[derive(Debug, Deserialize)]
struct JsonRpcError {
code: i32,
message: String,
}
/// MCP server capabilities
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct ServerCapabilities {
#[serde(default)]
pub tools: Option<ToolsCapability>,
#[serde(default)]
pub resources: Option<ResourcesCapability>,
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct ToolsCapability {
#[serde(default)]
pub list_changed: Option<bool>,
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct ResourcesCapability {
#[serde(default)]
pub subscribe: Option<bool>,
#[serde(default)]
pub list_changed: Option<bool>,
}
/// MCP Tool definition
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct McpTool {
pub name: String,
#[serde(default)]
pub description: Option<String>,
#[serde(default)]
pub input_schema: Option<Value>,
}
/// MCP Resource definition
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct McpResource {
pub uri: String,
#[serde(default)]
pub name: Option<String>,
#[serde(default)]
pub description: Option<String>,
#[serde(default)]
pub mime_type: Option<String>,
}
/// MCP Client over stdio transport
pub struct McpClient {
process: Mutex<Child>,
next_id: Mutex<u64>,
server_name: String,
}
impl McpClient {
/// Create a new MCP client by spawning a subprocess
pub async fn spawn(command: &str, args: &[&str], server_name: &str) -> Result<Self> {
let mut child = Command::new(command)
.args(args)
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.spawn()?;
// Verify process is running
if child.try_wait()?.is_some() {
return Err(eyre!("MCP server process exited immediately"));
}
Ok(Self {
process: Mutex::new(child),
next_id: Mutex::new(1),
server_name: server_name.to_string(),
})
}
/// Initialize the MCP connection
pub async fn initialize(&self) -> Result<ServerCapabilities> {
let params = serde_json::json!({
"protocolVersion": "2024-11-05",
"capabilities": {
"roots": {
"listChanged": true
}
},
"clientInfo": {
"name": "owlen",
"version": env!("CARGO_PKG_VERSION")
}
});
let response = self.send_request("initialize", Some(params)).await?;
let capabilities = response
.get("capabilities")
.ok_or_else(|| eyre!("No capabilities in initialize response"))?;
Ok(serde_json::from_value(capabilities.clone())?)
}
/// List available tools
pub async fn list_tools(&self) -> Result<Vec<McpTool>> {
let response = self.send_request("tools/list", None).await?;
let tools = response
.get("tools")
.ok_or_else(|| eyre!("No tools in response"))?;
Ok(serde_json::from_value(tools.clone())?)
}
/// Call a tool
pub async fn call_tool(&self, name: &str, arguments: Value) -> Result<Value> {
let params = serde_json::json!({
"name": name,
"arguments": arguments
});
let response = self.send_request("tools/call", Some(params)).await?;
response
.get("content")
.cloned()
.ok_or_else(|| eyre!("No content in tool call response"))
}
/// List available resources
pub async fn list_resources(&self) -> Result<Vec<McpResource>> {
let response = self.send_request("resources/list", None).await?;
let resources = response
.get("resources")
.ok_or_else(|| eyre!("No resources in response"))?;
Ok(serde_json::from_value(resources.clone())?)
}
/// Read a resource
pub async fn read_resource(&self, uri: &str) -> Result<Value> {
let params = serde_json::json!({
"uri": uri
});
let response = self.send_request("resources/read", Some(params)).await?;
response
.get("contents")
.cloned()
.ok_or_else(|| eyre!("No contents in resource read response"))
}
/// Get the server name
pub fn server_name(&self) -> &str {
&self.server_name
}
/// Send a JSON-RPC request and get the response
async fn send_request(&self, method: &str, params: Option<Value>) -> Result<Value> {
let mut next_id = self.next_id.lock().await;
let id = *next_id;
*next_id += 1;
drop(next_id);
let request = JsonRpcRequest {
jsonrpc: "2.0".to_string(),
id,
method: method.to_string(),
params,
};
let request_json = serde_json::to_string(&request)?;
let mut process = self.process.lock().await;
// Write request
let stdin = process.stdin.as_mut().ok_or_else(|| eyre!("No stdin"))?;
stdin.write_all(request_json.as_bytes()).await?;
stdin.write_all(b"\n").await?;
stdin.flush().await?;
// Read response
let stdout = process.stdout.take().ok_or_else(|| eyre!("No stdout"))?;
let mut reader = BufReader::new(stdout);
let mut response_line = String::new();
reader.read_line(&mut response_line).await?;
// Put stdout back
process.stdout = Some(reader.into_inner());
drop(process);
let response: JsonRpcResponse = serde_json::from_str(&response_line)?;
if response.id != id {
return Err(eyre!("Response ID mismatch: expected {}, got {}", id, response.id));
}
if let Some(error) = response.error {
return Err(eyre!("MCP error {}: {}", error.code, error.message));
}
response.result.ok_or_else(|| eyre!("No result in response"))
}
/// Close the MCP connection
pub async fn close(self) -> Result<()> {
let mut process = self.process.into_inner();
// Close stdin to signal the server to exit
drop(process.stdin.take());
// Wait for process to exit (with timeout)
tokio::time::timeout(
std::time::Duration::from_secs(5),
process.wait()
).await??;
Ok(())
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn jsonrpc_request_serializes() {
let req = JsonRpcRequest {
jsonrpc: "2.0".to_string(),
id: 1,
method: "test".to_string(),
params: Some(serde_json::json!({"key": "value"})),
};
let json = serde_json::to_string(&req).unwrap();
assert!(json.contains("\"method\":\"test\""));
assert!(json.contains("\"id\":1"));
}
}

347
crates/integration/mcp-client/tests/mcp.rs Normal file
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use mcp_client::McpClient;
use std::fs;
use tempfile::tempdir;
#[tokio::test]
async fn mcp_server_capability_negotiation() {
// Create a mock MCP server script
let dir = tempdir().unwrap();
let server_script = dir.path().join("mock_server.py");
let script_content = r#"#!/usr/bin/env python3
import sys
import json
def read_request():
line = sys.stdin.readline()
return json.loads(line)
def send_response(response):
sys.stdout.write(json.dumps(response) + '\n')
sys.stdout.flush()
# Main loop
while True:
try:
req = read_request()
method = req.get('method')
req_id = req.get('id')
if method == 'initialize':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'protocolVersion': '2024-11-05',
'capabilities': {
'tools': {'list_changed': True},
'resources': {'subscribe': False}
},
'serverInfo': {
'name': 'test-server',
'version': '1.0.0'
}
}
})
elif method == 'tools/list':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'tools': []
}
})
else:
send_response({
'jsonrpc': '2.0',
'id': req_id,
'error': {
'code': -32601,
'message': f'Method not found: {method}'
}
})
except EOFError:
break
except Exception as e:
sys.stderr.write(f'Error: {e}\n')
break
"#;
fs::write(&server_script, script_content).unwrap();
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt;
fs::set_permissions(&server_script, std::fs::Permissions::from_mode(0o755)).unwrap();
}
// Connect to the server
let client = McpClient::spawn(
"python3",
&[server_script.to_str().unwrap()],
"test-server"
).await.unwrap();
// Initialize
let capabilities = client.initialize().await.unwrap();
// Verify capabilities
assert!(capabilities.tools.is_some());
assert_eq!(capabilities.tools.unwrap().list_changed, Some(true));
client.close().await.unwrap();
}
#[tokio::test]
async fn mcp_tool_invocation() {
let dir = tempdir().unwrap();
let server_script = dir.path().join("mock_server.py");
let script_content = r#"#!/usr/bin/env python3
import sys
import json
def read_request():
line = sys.stdin.readline()
return json.loads(line)
def send_response(response):
sys.stdout.write(json.dumps(response) + '\n')
sys.stdout.flush()
while True:
try:
req = read_request()
method = req.get('method')
req_id = req.get('id')
params = req.get('params', {})
if method == 'initialize':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'protocolVersion': '2024-11-05',
'capabilities': {
'tools': {}
},
'serverInfo': {
'name': 'test-server',
'version': '1.0.0'
}
}
})
elif method == 'tools/list':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'tools': [
{
'name': 'echo',
'description': 'Echo the input',
'input_schema': {
'type': 'object',
'properties': {
'message': {'type': 'string'}
}
}
}
]
}
})
elif method == 'tools/call':
tool_name = params.get('name')
arguments = params.get('arguments', {})
if tool_name == 'echo':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'content': [
{
'type': 'text',
'text': arguments.get('message', '')
}
]
}
})
else:
send_response({
'jsonrpc': '2.0',
'id': req_id,
'error': {
'code': -32602,
'message': f'Unknown tool: {tool_name}'
}
})
else:
send_response({
'jsonrpc': '2.0',
'id': req_id,
'error': {
'code': -32601,
'message': f'Method not found: {method}'
}
})
except EOFError:
break
except Exception as e:
sys.stderr.write(f'Error: {e}\n')
break
"#;
fs::write(&server_script, script_content).unwrap();
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt;
fs::set_permissions(&server_script, std::fs::Permissions::from_mode(0o755)).unwrap();
}
let client = McpClient::spawn(
"python3",
&[server_script.to_str().unwrap()],
"test-server"
).await.unwrap();
client.initialize().await.unwrap();
// List tools
let tools = client.list_tools().await.unwrap();
assert_eq!(tools.len(), 1);
assert_eq!(tools[0].name, "echo");
// Call tool
let result = client.call_tool(
"echo",
serde_json::json!({"message": "Hello, MCP!"})
).await.unwrap();
// Verify result
let content = result.as_array().unwrap();
assert_eq!(content[0]["text"].as_str().unwrap(), "Hello, MCP!");
client.close().await.unwrap();
}
#[tokio::test]
async fn mcp_resource_reads() {
let dir = tempdir().unwrap();
let server_script = dir.path().join("mock_server.py");
let script_content = r#"#!/usr/bin/env python3
import sys
import json
def read_request():
line = sys.stdin.readline()
return json.loads(line)
def send_response(response):
sys.stdout.write(json.dumps(response) + '\n')
sys.stdout.flush()
while True:
try:
req = read_request()
method = req.get('method')
req_id = req.get('id')
params = req.get('params', {})
if method == 'initialize':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'protocolVersion': '2024-11-05',
'capabilities': {
'resources': {}
},
'serverInfo': {
'name': 'test-server',
'version': '1.0.0'
}
}
})
elif method == 'resources/list':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'resources': [
{
'uri': 'file:///test.txt',
'name': 'Test File',
'description': 'A test file',
'mime_type': 'text/plain'
}
]
}
})
elif method == 'resources/read':
uri = params.get('uri')
if uri == 'file:///test.txt':
send_response({
'jsonrpc': '2.0',
'id': req_id,
'result': {
'contents': [
{
'uri': uri,
'mime_type': 'text/plain',
'text': 'Hello from resource!'
}
]
}
})
else:
send_response({
'jsonrpc': '2.0',
'id': req_id,
'error': {
'code': -32602,
'message': f'Unknown resource: {uri}'
}
})
else:
send_response({
'jsonrpc': '2.0',
'id': req_id,
'error': {
'code': -32601,
'message': f'Method not found: {method}'
}
})
except EOFError:
break
except Exception as e:
sys.stderr.write(f'Error: {e}\n')
break
"#;
fs::write(&server_script, script_content).unwrap();
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt;
fs::set_permissions(&server_script, std::fs::Permissions::from_mode(0o755)).unwrap();
}
let client = McpClient::spawn(
"python3",
&[server_script.to_str().unwrap()],
"test-server"
).await.unwrap();
client.initialize().await.unwrap();
// List resources
let resources = client.list_resources().await.unwrap();
assert_eq!(resources.len(), 1);
assert_eq!(resources[0].uri, "file:///test.txt");
// Read resource
let contents = client.read_resource("file:///test.txt").await.unwrap();
let contents_array = contents.as_array().unwrap();
assert_eq!(contents_array[0]["text"].as_str().unwrap(), "Hello from resource!");
client.close().await.unwrap();
}

22
crates/llm/ollama/.gitignore vendored Normal file
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@@ -0,0 +1,22 @@
/target
### Rust template
# Generated by Cargo
# will have compiled files and executables
debug/
target/
# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
Cargo.lock
# These are backup files generated by rustfmt
**/*.rs.bk
# MSVC Windows builds of rustc generate these, which store debugging information
*.pdb
### rust-analyzer template
# Can be generated by other build systems other than cargo (ex: bazelbuild/rust_rules)
rust-project.json

16
crates/llm/ollama/Cargo.toml Normal file
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@@ -0,0 +1,16 @@
[package]
name = "llm-ollama"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
reqwest = { version = "0.12", features = ["json", "stream"] }
tokio = { version = "1.39", features = ["rt-multi-thread"] }
futures = "0.3"
serde = { version = "1", features = ["derive"] }
serde_json = "1"
thiserror = "1"
bytes = "1"
tokio-stream = "0.1.17"

98
crates/llm/ollama/src/client.rs Normal file
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@@ -0,0 +1,98 @@
use crate::types::{ChatMessage, ChatResponseChunk};
use futures::{Stream, TryStreamExt};
use reqwest::Client;
use serde::Serialize;
use thiserror::Error;
#[derive(Debug, Clone)]
pub struct OllamaClient {
http: Client,
base_url: String, // e.g. "http://localhost:11434"
api_key: Option<String>, // For Ollama Cloud authentication
}
#[derive(Debug, Clone, Default)]
pub struct OllamaOptions {
pub model: String,
pub stream: bool,
}
#[derive(Error, Debug)]
pub enum OllamaError {
#[error("http: {0}")]
Http(#[from] reqwest::Error),
#[error("json: {0}")]
Json(#[from] serde_json::Error),
#[error("protocol: {0}")]
Protocol(String),
}
impl OllamaClient {
pub fn new(base_url: impl Into<String>) -> Self {
Self {
http: Client::new(),
base_url: base_url.into().trim_end_matches('/').to_string(),
api_key: None,
}
}
pub fn with_api_key(mut self, api_key: impl Into<String>) -> Self {
self.api_key = Some(api_key.into());
self
}
pub fn with_cloud() -> Self {
// Same API, different base
Self::new("https://ollama.com")
}
pub async fn chat_stream(
&self,
messages: &[ChatMessage],
opts: &OllamaOptions,
) -> Result<impl Stream<Item = Result<ChatResponseChunk, OllamaError>>, OllamaError> {
#[derive(Serialize)]
struct Body<'a> {
model: &'a str,
messages: &'a [ChatMessage],
stream: bool,
}
let url = format!("{}/api/chat", self.base_url);
let body = Body {model: &opts.model, messages, stream: true};
let mut req = self.http.post(url).json(&body);
// Add Authorization header if API key is present
if let Some(ref key) = self.api_key {
req = req.header("Authorization", format!("Bearer {}", key));
}
let resp = req.send().await?;
let bytes_stream = resp.bytes_stream();
// NDJSON parser: split by '\n', parse each as JSON and stream the results
let out = bytes_stream
.map_err(OllamaError::Http)
.map_ok(|bytes| {
// Convert the chunk to a UTF‑8 string and own it
let txt = String::from_utf8_lossy(&bytes).into_owned();
// Parse each non‑empty line into a ChatResponseChunk
let results: Vec<Result<ChatResponseChunk, OllamaError>> = txt
.lines()
.filter_map(|line| {
let trimmed = line.trim();
if trimmed.is_empty() {
None
} else {
Some(
serde_json::from_str::<ChatResponseChunk>(trimmed)
.map_err(OllamaError::Json),
)
}
})
.collect();
futures::stream::iter(results)
})
.try_flatten(); // Stream<Item = Result<ChatResponseChunk, OllamaError>>
Ok(out)
}
}

5
crates/llm/ollama/src/lib.rs Normal file
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@@ -0,0 +1,5 @@
pub mod client;
pub mod types;
pub use client::{OllamaClient, OllamaOptions};
pub use types::{ChatMessage, ChatResponseChunk};

22
crates/llm/ollama/src/types.rs Normal file
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@@ -0,0 +1,22 @@
use serde::{Deserialize, Serialize};
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ChatMessage {
pub role: String, // "user", | "assistant" | "system"
pub content: String,
}
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub struct ChatResponseChunk {
pub model: Option<String>,
pub created_at: Option<String>,
pub message: Option<ChunkMessage>,
pub done: Option<bool>,
pub total_duration: Option<u64>,
}
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub struct ChunkMessage {
pub role: Option<String>,
pub content: Option<String>,
}

12
crates/llm/ollama/tests/ndjson.rs Normal file
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@@ -0,0 +1,12 @@
use llm_ollama::{OllamaClient, OllamaOptions};
// This test stubs NDJSON by spinning a tiny local server is overkill for M0.
// Instead, test the line parser indirectly by mocking reqwest is complex.
// We'll smoke-test the client type compiles and leave end-to-end to cli tests.
#[tokio::test]
async fn client_compiles_smoke() {
let _ = OllamaClient::new("http://localhost:11434");
let _ = OllamaClient::with_cloud();
let _ = OllamaOptions { model: "qwen2.5".into(), stream: true };
}

45
crates/owlen-cli/Cargo.toml
View File

@@ -1,45 +0,0 @@
[package]
name = "owlen-cli"
version.workspace = true
edition.workspace = true
authors.workspace = true
license.workspace = true
repository.workspace = true
homepage.workspace = true
description = "Command-line interface for OWLEN LLM client"
[features]
default = ["chat-client"]
chat-client = []
code-client = []
[[bin]]
name = "owlen"
path = "src/main.rs"
required-features = ["chat-client"]
[[bin]]
name = "owlen-code"
path = "src/code_main.rs"
required-features = ["code-client"]
[dependencies]
owlen-core = { path = "../owlen-core" }
owlen-tui = { path = "../owlen-tui" }
owlen-ollama = { path = "../owlen-ollama" }
# CLI framework
clap = { version = "4.0", features = ["derive"] }
# Async runtime
tokio = { workspace = true }
tokio-util = { workspace = true }
# TUI framework
ratatui = { workspace = true }
crossterm = { workspace = true }
# Utilities
anyhow = { workspace = true }
serde = { workspace = true }
serde_json = { workspace = true }

103
crates/owlen-cli/src/code_main.rs
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@@ -1,103 +0,0 @@
//! OWLEN Code Mode - TUI client optimized for coding assistance
use anyhow::Result;
use clap::{Arg, Command};
use owlen_core::session::SessionController;
use owlen_ollama::OllamaProvider;
use owlen_tui::{config, ui, AppState, CodeApp, Event, EventHandler, SessionEvent};
use std::io;
use std::sync::Arc;
use tokio::sync::mpsc;
use tokio_util::sync::CancellationToken;
use crossterm::{
event::{DisableMouseCapture, EnableMouseCapture},
execute,
terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
};
use ratatui::{backend::CrosstermBackend, Terminal};
#[tokio::main]
async fn main() -> Result<()> {
let matches = Command::new("owlen-code")
.about("OWLEN Code Mode - TUI optimized for programming assistance")
.version(env!("CARGO_PKG_VERSION"))
.arg(
Arg::new("model")
.short('m')
.long("model")
.value_name("MODEL")
.help("Preferred model to use for this session"),
)
.get_matches();
let mut config = config::try_load_config().unwrap_or_default();
if let Some(model) = matches.get_one::<String>("model") {
config.general.default_model = Some(model.clone());
}
let provider_cfg = config::ensure_ollama_config(&mut config).clone();
let provider = Arc::new(OllamaProvider::from_config(
&provider_cfg,
Some(&config.general),
)?);
let controller = SessionController::new(provider, config.clone());
let (mut app, mut session_rx) = CodeApp::new(controller);
app.inner_mut().initialize_models().await?;
let cancellation_token = CancellationToken::new();
let (event_tx, event_rx) = mpsc::unbounded_channel();
let event_handler = EventHandler::new(event_tx, cancellation_token.clone());
let event_handle = tokio::spawn(async move { event_handler.run().await });
enable_raw_mode()?;
let mut stdout = io::stdout();
execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
let backend = CrosstermBackend::new(stdout);
let mut terminal = Terminal::new(backend)?;
let result = run_app(&mut terminal, &mut app, event_rx, &mut session_rx).await;
cancellation_token.cancel();
event_handle.await?;
config::save_config(app.inner().config())?;
disable_raw_mode()?;
execute!(
terminal.backend_mut(),
LeaveAlternateScreen,
DisableMouseCapture
)?;
terminal.show_cursor()?;
if let Err(err) = result {
println!("{err:?}");
}
Ok(())
}
async fn run_app(
terminal: &mut Terminal<CrosstermBackend<io::Stdout>>,
app: &mut CodeApp,
mut event_rx: mpsc::UnboundedReceiver<Event>,
session_rx: &mut mpsc::UnboundedReceiver<SessionEvent>,
) -> Result<()> {
loop {
terminal.draw(|f| ui::render_chat(f, app.inner_mut()))?;
tokio::select! {
Some(event) = event_rx.recv() => {
if let AppState::Quit = app.handle_event(event).await? {
return Ok(());
}
}
Some(session_event) = session_rx.recv() => {
app.handle_session_event(session_event)?;
}
}
}
}

124
crates/owlen-cli/src/main.rs
View File

@@ -1,124 +0,0 @@
//! OWLEN CLI - Chat TUI client
use anyhow::Result;
use clap::{Arg, Command};
use owlen_core::session::SessionController;
use owlen_ollama::OllamaProvider;
use owlen_tui::{config, ui, AppState, ChatApp, Event, EventHandler, SessionEvent};
use std::io;
use std::sync::Arc;
use tokio::sync::mpsc;
use tokio_util::sync::CancellationToken;
use crossterm::{
event::{DisableBracketedPaste, DisableMouseCapture, EnableBracketedPaste, EnableMouseCapture},
execute,
terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
};
use ratatui::{backend::CrosstermBackend, Terminal};
#[tokio::main]
async fn main() -> Result<()> {
let matches = Command::new("owlen")
.about("OWLEN - A chat-focused TUI client for Ollama")
.version(env!("CARGO_PKG_VERSION"))
.arg(
Arg::new("model")
.short('m')
.long("model")
.value_name("MODEL")
.help("Preferred model to use for this session"),
)
.get_matches();
let mut config = config::try_load_config().unwrap_or_default();
if let Some(model) = matches.get_one::<String>("model") {
config.general.default_model = Some(model.clone());
}
// Prepare provider from configuration
let provider_cfg = config::ensure_ollama_config(&mut config).clone();
let provider = Arc::new(OllamaProvider::from_config(
&provider_cfg,
Some(&config.general),
)?);
let controller = SessionController::new(provider, config.clone());
let (mut app, mut session_rx) = ChatApp::new(controller);
app.initialize_models().await?;
// Event infrastructure
let cancellation_token = CancellationToken::new();
let (event_tx, event_rx) = mpsc::unbounded_channel();
let event_handler = EventHandler::new(event_tx, cancellation_token.clone());
let event_handle = tokio::spawn(async move { event_handler.run().await });
// Terminal setup
enable_raw_mode()?;
let mut stdout = io::stdout();
execute!(
stdout,
EnterAlternateScreen,
EnableMouseCapture,
EnableBracketedPaste
)?;
let backend = CrosstermBackend::new(stdout);
let mut terminal = Terminal::new(backend)?;
let result = run_app(&mut terminal, &mut app, event_rx, &mut session_rx).await;
// Shutdown
cancellation_token.cancel();
event_handle.await?;
// Persist configuration updates (e.g., selected model)
config::save_config(app.config())?;
disable_raw_mode()?;
execute!(
terminal.backend_mut(),
LeaveAlternateScreen,
DisableMouseCapture,
DisableBracketedPaste
)?;
terminal.show_cursor()?;
if let Err(err) = result {
println!("{err:?}");
}
Ok(())
}
async fn run_app(
terminal: &mut Terminal<CrosstermBackend<io::Stdout>>,
app: &mut ChatApp,
mut event_rx: mpsc::UnboundedReceiver<Event>,
session_rx: &mut mpsc::UnboundedReceiver<SessionEvent>,
) -> Result<()> {
loop {
// Advance loading animation frame
app.advance_loading_animation();
terminal.draw(|f| ui::render_chat(f, app))?;
// Process any pending LLM requests AFTER UI has been drawn
app.process_pending_llm_request().await?;
tokio::select! {
Some(event) = event_rx.recv() => {
if let AppState::Quit = app.handle_event(event).await? {
return Ok(());
}
}
Some(session_event) = session_rx.recv() => {
app.handle_session_event(session_event)?;
}
// Add a timeout to keep the animation going even when there are no events
_ = tokio::time::sleep(tokio::time::Duration::from_millis(100)) => {
// This will cause the loop to continue and advance the animation
}
}
}
}

30
crates/owlen-core/Cargo.toml
View File

@@ -1,30 +0,0 @@
[package]
name = "owlen-core"
version.workspace = true
edition.workspace = true
authors.workspace = true
license.workspace = true
repository.workspace = true
homepage.workspace = true
description = "Core traits and types for OWLEN LLM client"
[dependencies]
anyhow = "1.0.75"
log = "0.4.20"
serde = { version = "1.0.188", features = ["derive"] }
serde_json = "1.0.105"
thiserror = "1.0.48"
tokio = { version = "1.32.0", features = ["full"] }
unicode-segmentation = "1.11"
unicode-width = "0.1"
uuid = { version = "1.4.1", features = ["v4", "serde"] }
textwrap = "0.16.0"
futures = "0.3.28"
async-trait = "0.1.73"
toml = "0.8.0"
shellexpand = "3.1.0"
dirs = "5.0"
[dev-dependencies]
tokio-test = { workspace = true }
tempfile = { workspace = true }

405
crates/owlen-core/src/config.rs
View File

@@ -1,405 +0,0 @@
use crate::provider::ProviderConfig;
use crate::Result;
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
use std::fs;
use std::path::{Path, PathBuf};
use std::time::Duration;
/// Default location for the OWLEN configuration file
pub const DEFAULT_CONFIG_PATH: &str = "~/.config/owlen/config.toml";
/// Core configuration shared by all OWLEN clients
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Config {
/// General application settings
pub general: GeneralSettings,
/// Provider specific configuration keyed by provider name
#[serde(default)]
pub providers: HashMap<String, ProviderConfig>,
/// UI preferences that frontends can opt into
#[serde(default)]
pub ui: UiSettings,
/// Storage related options
#[serde(default)]
pub storage: StorageSettings,
/// Input handling preferences
#[serde(default)]
pub input: InputSettings,
}
impl Default for Config {
fn default() -> Self {
let mut providers = HashMap::new();
providers.insert(
"ollama".to_string(),
ProviderConfig {
provider_type: "ollama".to_string(),
base_url: Some("http://localhost:11434".to_string()),
api_key: None,
extra: HashMap::new(),
},
);
Self {
general: GeneralSettings::default(),
providers,
ui: UiSettings::default(),
storage: StorageSettings::default(),
input: InputSettings::default(),
}
}
}
impl Config {
/// Load configuration from disk, falling back to defaults when missing
pub fn load(path: Option<&Path>) -> Result<Self> {
let path = match path {
Some(path) => path.to_path_buf(),
None => default_config_path(),
};
if path.exists() {
let content = fs::read_to_string(&path)?;
let mut config: Config =
toml::from_str(&content).map_err(|e| crate::Error::Config(e.to_string()))?;
config.ensure_defaults();
Ok(config)
} else {
Ok(Config::default())
}
}
/// Persist configuration to disk
pub fn save(&self, path: Option<&Path>) -> Result<()> {
let path = match path {
Some(path) => path.to_path_buf(),
None => default_config_path(),
};
if let Some(dir) = path.parent() {
fs::create_dir_all(dir)?;
}
let content =
toml::to_string_pretty(self).map_err(|e| crate::Error::Config(e.to_string()))?;
fs::write(path, content)?;
Ok(())
}
/// Get provider configuration by provider name
pub fn provider(&self, name: &str) -> Option<&ProviderConfig> {
self.providers.get(name)
}
/// Update or insert a provider configuration
pub fn upsert_provider(&mut self, name: impl Into<String>, config: ProviderConfig) {
self.providers.insert(name.into(), config);
}
/// Resolve default model in order of priority: explicit default, first cached model, provider fallback
pub fn resolve_default_model<'a>(
&'a self,
models: &'a [crate::types::ModelInfo],
) -> Option<&'a str> {
if let Some(model) = self.general.default_model.as_deref() {
if models.iter().any(|m| m.id == model || m.name == model) {
return Some(model);
}
}
if let Some(first) = models.first() {
return Some(&first.id);
}
self.general.default_model.as_deref()
}
fn ensure_defaults(&mut self) {
if self.general.default_provider.is_empty() {
self.general.default_provider = "ollama".to_string();
}
if !self.providers.contains_key("ollama") {
self.providers.insert(
"ollama".to_string(),
ProviderConfig {
provider_type: "ollama".to_string(),
base_url: Some("http://localhost:11434".to_string()),
api_key: None,
extra: HashMap::new(),
},
);
}
}
}
/// Default configuration path with user home expansion
pub fn default_config_path() -> PathBuf {
PathBuf::from(shellexpand::tilde(DEFAULT_CONFIG_PATH).as_ref())
}
/// General behaviour settings shared across clients
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GeneralSettings {
/// Default provider name for routing
pub default_provider: String,
/// Optional default model id
#[serde(default)]
pub default_model: Option<String>,
/// Whether streaming responses are preferred
#[serde(default = "GeneralSettings::default_streaming")]
pub enable_streaming: bool,
/// Optional path to a project context file automatically injected as system prompt
#[serde(default)]
pub project_context_file: Option<String>,
/// TTL for cached model listings in seconds
#[serde(default = "GeneralSettings::default_model_cache_ttl")]
pub model_cache_ttl_secs: u64,
}
impl GeneralSettings {
fn default_streaming() -> bool {
true
}
fn default_model_cache_ttl() -> u64 {
60
}
/// Duration representation of model cache TTL
pub fn model_cache_ttl(&self) -> Duration {
Duration::from_secs(self.model_cache_ttl_secs.max(5))
}
}
impl Default for GeneralSettings {
fn default() -> Self {
Self {
default_provider: "ollama".to_string(),
default_model: Some("llama3.2:latest".to_string()),
enable_streaming: Self::default_streaming(),
project_context_file: Some("OWLEN.md".to_string()),
model_cache_ttl_secs: Self::default_model_cache_ttl(),
}
}
}
/// UI preferences that consumers can respect as needed
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UiSettings {
#[serde(default = "UiSettings::default_theme")]
pub theme: String,
#[serde(default = "UiSettings::default_word_wrap")]
pub word_wrap: bool,
#[serde(default = "UiSettings::default_max_history_lines")]
pub max_history_lines: usize,
#[serde(default = "UiSettings::default_show_role_labels")]
pub show_role_labels: bool,
#[serde(default = "UiSettings::default_wrap_column")]
pub wrap_column: u16,
}
impl UiSettings {
fn default_theme() -> String {
"default".to_string()
}
fn default_word_wrap() -> bool {
true
}
fn default_max_history_lines() -> usize {
2000
}
fn default_show_role_labels() -> bool {
true
}
fn default_wrap_column() -> u16 {
100
}
}
impl Default for UiSettings {
fn default() -> Self {
Self {
theme: Self::default_theme(),
word_wrap: Self::default_word_wrap(),
max_history_lines: Self::default_max_history_lines(),
show_role_labels: Self::default_show_role_labels(),
wrap_column: Self::default_wrap_column(),
}
}
}
/// Storage related preferences
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct StorageSettings {
#[serde(default = "StorageSettings::default_conversation_dir")]
pub conversation_dir: Option<String>,
#[serde(default = "StorageSettings::default_auto_save")]
pub auto_save_sessions: bool,
#[serde(default = "StorageSettings::default_max_sessions")]
pub max_saved_sessions: usize,
#[serde(default = "StorageSettings::default_session_timeout")]
pub session_timeout_minutes: u64,
#[serde(default = "StorageSettings::default_generate_descriptions")]
pub generate_descriptions: bool,
}
impl StorageSettings {
fn default_conversation_dir() -> Option<String> {
None
}
fn default_auto_save() -> bool {
true
}
fn default_max_sessions() -> usize {
25
}
fn default_session_timeout() -> u64 {
120
}
fn default_generate_descriptions() -> bool {
true
}
/// Resolve storage directory path
/// Uses platform-specific data directory if not explicitly configured:
/// - Linux: ~/.local/share/owlen/sessions
/// - Windows: %APPDATA%\owlen\sessions
/// - macOS: ~/Library/Application Support/owlen/sessions
pub fn conversation_path(&self) -> PathBuf {
if let Some(ref dir) = self.conversation_dir {
PathBuf::from(shellexpand::tilde(dir).as_ref())
} else {
// Use platform-specific data directory
dirs::data_local_dir()
.map(|d| d.join("owlen").join("sessions"))
.unwrap_or_else(|| PathBuf::from("./owlen_sessions"))
}
}
}
impl Default for StorageSettings {
fn default() -> Self {
Self {
conversation_dir: None, // Use platform-specific defaults
auto_save_sessions: Self::default_auto_save(),
max_saved_sessions: Self::default_max_sessions(),
session_timeout_minutes: Self::default_session_timeout(),
generate_descriptions: Self::default_generate_descriptions(),
}
}
}
/// Input handling preferences shared across clients
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct InputSettings {
#[serde(default = "InputSettings::default_multiline")]
pub multiline: bool,
#[serde(default = "InputSettings::default_history_size")]
pub history_size: usize,
#[serde(default = "InputSettings::default_tab_width")]
pub tab_width: u8,
#[serde(default = "InputSettings::default_confirm_send")]
pub confirm_send: bool,
}
impl InputSettings {
fn default_multiline() -> bool {
true
}
fn default_history_size() -> usize {
100
}
fn default_tab_width() -> u8 {
4
}
fn default_confirm_send() -> bool {
false
}
}
impl Default for InputSettings {
fn default() -> Self {
Self {
multiline: Self::default_multiline(),
history_size: Self::default_history_size(),
tab_width: Self::default_tab_width(),
confirm_send: Self::default_confirm_send(),
}
}
}
/// Convenience accessor for an Ollama provider entry, creating a default if missing
pub fn ensure_ollama_config(config: &mut Config) -> &ProviderConfig {
config
.providers
.entry("ollama".to_string())
.or_insert_with(|| ProviderConfig {
provider_type: "ollama".to_string(),
base_url: Some("http://localhost:11434".to_string()),
api_key: None,
extra: HashMap::new(),
})
}
/// Calculate absolute timeout for session data based on configuration
pub fn session_timeout(config: &Config) -> Duration {
Duration::from_secs(config.storage.session_timeout_minutes.max(1) * 60)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_storage_platform_specific_paths() {
let config = Config::default();
let path = config.storage.conversation_path();
// Verify it contains owlen/sessions
assert!(path.to_string_lossy().contains("owlen"));
assert!(path.to_string_lossy().contains("sessions"));
// Platform-specific checks
#[cfg(target_os = "linux")]
{
// Linux should use ~/.local/share/owlen/sessions
assert!(path.to_string_lossy().contains(".local/share"));
}
#[cfg(target_os = "windows")]
{
// Windows should use AppData
assert!(path.to_string_lossy().contains("AppData"));
}
#[cfg(target_os = "macos")]
{
// macOS should use ~/Library/Application Support
assert!(path.to_string_lossy().contains("Library/Application Support"));
}
println!("Config conversation path: {}", path.display());
}
#[test]
fn test_storage_custom_path() {
let mut config = Config::default();
config.storage.conversation_dir = Some("~/custom/path".to_string());
let path = config.storage.conversation_path();
assert!(path.to_string_lossy().contains("custom/path"));
}
}

318
crates/owlen-core/src/conversation.rs
View File

@@ -1,318 +0,0 @@
use crate::storage::StorageManager;
use crate::types::{Conversation, Message};
use crate::Result;
use serde_json::{Number, Value};
use std::collections::{HashMap, VecDeque};
use std::path::{Path, PathBuf};
use std::time::{Duration, Instant};
use uuid::Uuid;
const STREAMING_FLAG: &str = "streaming";
const LAST_CHUNK_TS: &str = "last_chunk_ts";
const PLACEHOLDER_FLAG: &str = "placeholder";
/// Manage active and historical conversations, including streaming updates.
pub struct ConversationManager {
active: Conversation,
history: VecDeque<Conversation>,
message_index: HashMap<Uuid, usize>,
streaming: HashMap<Uuid, StreamingMetadata>,
max_history: usize,
}
#[derive(Debug, Clone)]
pub struct StreamingMetadata {
started: Instant,
last_update: Instant,
}
impl ConversationManager {
/// Create a new conversation manager with a default model
pub fn new(model: impl Into<String>) -> Self {
Self::with_history_capacity(model, 32)
}
/// Create with explicit history capacity
pub fn with_history_capacity(model: impl Into<String>, max_history: usize) -> Self {
let conversation = Conversation::new(model.into());
Self {
active: conversation,
history: VecDeque::new(),
message_index: HashMap::new(),
streaming: HashMap::new(),
max_history: max_history.max(1),
}
}
/// Access the active conversation
pub fn active(&self) -> &Conversation {
&self.active
}
/// Public mutable access to the active conversation
pub fn active_mut(&mut self) -> &mut Conversation {
&mut self.active
}
/// Replace the active conversation with a provided one, archiving the existing conversation if it contains data
pub fn load(&mut self, conversation: Conversation) {
if !self.active.messages.is_empty() {
self.archive_active();
}
self.message_index.clear();
for (idx, message) in conversation.messages.iter().enumerate() {
self.message_index.insert(message.id, idx);
}
self.stream_reset();
self.active = conversation;
}
/// Start a brand new conversation, archiving the previous one
pub fn start_new(&mut self, model: Option<String>, name: Option<String>) {
self.archive_active();
let model = model.unwrap_or_else(|| self.active.model.clone());
self.active = Conversation::new(model);
self.active.name = name;
self.message_index.clear();
self.stream_reset();
}
/// Archive the active conversation into history
pub fn archive_active(&mut self) {
if self.active.messages.is_empty() {
return;
}
let mut archived = self.active.clone();
archived.updated_at = std::time::SystemTime::now();
self.history.push_front(archived);
while self.history.len() > self.max_history {
self.history.pop_back();
}
}
/// Get immutable history
pub fn history(&self) -> impl Iterator<Item = &Conversation> {
self.history.iter()
}
/// Add a user message and return its identifier
pub fn push_user_message(&mut self, content: impl Into<String>) -> Uuid {
let message = Message::user(content.into());
self.register_message(message)
}
/// Add a system message and return its identifier
pub fn push_system_message(&mut self, content: impl Into<String>) -> Uuid {
let message = Message::system(content.into());
self.register_message(message)
}
/// Add an assistant message (non-streaming) and return its identifier
pub fn push_assistant_message(&mut self, content: impl Into<String>) -> Uuid {
let message = Message::assistant(content.into());
self.register_message(message)
}
/// Push an arbitrary message into the active conversation
pub fn push_message(&mut self, message: Message) -> Uuid {
self.register_message(message)
}
/// Start tracking a streaming assistant response, returning the message id to update
pub fn start_streaming_response(&mut self) -> Uuid {
let mut message = Message::assistant(String::new());
message
.metadata
.insert(STREAMING_FLAG.to_string(), Value::Bool(true));
let id = message.id;
self.register_message(message);
self.streaming.insert(
id,
StreamingMetadata {
started: Instant::now(),
last_update: Instant::now(),
},
);
id
}
/// Append streaming content to an assistant message
pub fn append_stream_chunk(
&mut self,
message_id: Uuid,
chunk: &str,
is_final: bool,
) -> Result<()> {
let index = self
.message_index
.get(&message_id)
.copied()
.ok_or_else(|| crate::Error::Unknown(format!("Unknown message id: {message_id}")))?;
let conversation = self.active_mut();
if let Some(message) = conversation.messages.get_mut(index) {
let was_placeholder = message
.metadata
.remove(PLACEHOLDER_FLAG)
.and_then(|v| v.as_bool())
.unwrap_or(false);
if was_placeholder {
message.content.clear();
}
if !chunk.is_empty() {
message.content.push_str(chunk);
}
message.timestamp = std::time::SystemTime::now();
let millis = std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
.unwrap_or_default()
.as_millis() as u64;
message.metadata.insert(
LAST_CHUNK_TS.to_string(),
Value::Number(Number::from(millis)),
);
if is_final {
message
.metadata
.insert(STREAMING_FLAG.to_string(), Value::Bool(false));
self.streaming.remove(&message_id);
} else if let Some(info) = self.streaming.get_mut(&message_id) {
info.last_update = Instant::now();
}
}
Ok(())
}
/// Set placeholder text for a streaming message
pub fn set_stream_placeholder(
&mut self,
message_id: Uuid,
text: impl Into<String>,
) -> Result<()> {
let index = self
.message_index
.get(&message_id)
.copied()
.ok_or_else(|| crate::Error::Unknown(format!("Unknown message id: {message_id}")))?;
if let Some(message) = self.active_mut().messages.get_mut(index) {
message.content = text.into();
message.timestamp = std::time::SystemTime::now();
message
.metadata
.insert(PLACEHOLDER_FLAG.to_string(), Value::Bool(true));
}
Ok(())
}
/// Update the active model (used when user changes model mid session)
pub fn set_model(&mut self, model: impl Into<String>) {
self.active.model = model.into();
self.active.updated_at = std::time::SystemTime::now();
}
/// Provide read access to the cached streaming metadata
pub fn streaming_metadata(&self, message_id: &Uuid) -> Option<StreamingMetadata> {
self.streaming.get(message_id).cloned()
}
/// Remove inactive streaming messages that have stalled beyond the provided timeout
pub fn expire_stalled_streams(&mut self, idle_timeout: Duration) -> Vec<Uuid> {
let cutoff = Instant::now() - idle_timeout;
let mut expired = Vec::new();
self.streaming.retain(|id, meta| {
if meta.last_update < cutoff {
expired.push(*id);
false
} else {
true
}
});
expired
}
/// Clear all state
pub fn clear(&mut self) {
self.active.clear();
self.history.clear();
self.message_index.clear();
self.streaming.clear();
}
fn register_message(&mut self, message: Message) -> Uuid {
let id = message.id;
let idx;
{
let conversation = self.active_mut();
idx = conversation.messages.len();
conversation.messages.push(message);
conversation.updated_at = std::time::SystemTime::now();
}
self.message_index.insert(id, idx);
id
}
fn stream_reset(&mut self) {
self.streaming.clear();
}
/// Save the active conversation to disk
pub fn save_active(&self, storage: &StorageManager, name: Option<String>) -> Result<PathBuf> {
storage.save_conversation(&self.active, name)
}
/// Save the active conversation to disk with a description
pub fn save_active_with_description(
&self,
storage: &StorageManager,
name: Option<String>,
description: Option<String>
) -> Result<PathBuf> {
storage.save_conversation_with_description(&self.active, name, description)
}
/// Load a conversation from disk and make it active
pub fn load_from_disk(&mut self, storage: &StorageManager, path: impl AsRef<Path>) -> Result<()> {
let conversation = storage.load_conversation(path)?;
self.load(conversation);
Ok(())
}
/// List all saved sessions
pub fn list_saved_sessions(storage: &StorageManager) -> Result<Vec<crate::storage::SessionMeta>> {
storage.list_sessions()
}
}
impl StreamingMetadata {
/// Duration since the stream started
pub fn elapsed(&self) -> Duration {
self.started.elapsed()
}
/// Duration since the last chunk was received
pub fn idle_duration(&self) -> Duration {
self.last_update.elapsed()
}
/// Timestamp when streaming started
pub fn started_at(&self) -> Instant {
self.started
}
/// Timestamp of most recent update
pub fn last_update_at(&self) -> Instant {
self.last_update
}
}

96
crates/owlen-core/src/formatting.rs
View File

@@ -1,96 +0,0 @@
use crate::types::Message;
/// Formats messages for display across different clients.
#[derive(Debug, Clone)]
pub struct MessageFormatter {
wrap_width: usize,
show_role_labels: bool,
preserve_empty_lines: bool,
}
impl MessageFormatter {
/// Create a new formatter
pub fn new(wrap_width: usize, show_role_labels: bool) -> Self {
Self {
wrap_width: wrap_width.max(20),
show_role_labels,
preserve_empty_lines: false,
}
}
/// Override whether empty lines should be preserved
pub fn with_preserve_empty(mut self, preserve: bool) -> Self {
self.preserve_empty_lines = preserve;
self
}
/// Update the wrap width
pub fn set_wrap_width(&mut self, width: usize) {
self.wrap_width = width.max(20);
}
/// Whether role labels should be shown alongside messages
pub fn show_role_labels(&self) -> bool {
self.show_role_labels
}
pub fn format_message(&self, message: &Message) -> Vec<String> {
message
.content
.trim()
.lines()
.map(|s| s.to_string())
.collect()
}
/// Extract thinking content from <think> tags, returning (content_without_think, thinking_content)
/// This handles both complete and incomplete (streaming) think tags.
pub fn extract_thinking(&self, content: &str) -> (String, Option<String>) {
let mut result = String::new();
let mut thinking = String::new();
let mut current_pos = 0;
while let Some(start_pos) = content[current_pos..].find("<think>") {
let abs_start = current_pos + start_pos;
// Add content before <think> tag to result
result.push_str(&content[current_pos..abs_start]);
// Find closing tag
if let Some(end_pos) = content[abs_start..].find("</think>") {
let abs_end = abs_start + end_pos;
let think_content = &content[abs_start + 7..abs_end]; // 7 = len("<think>")
if !thinking.is_empty() {
thinking.push_str("\n\n");
}
thinking.push_str(think_content.trim());
current_pos = abs_end + 8; // 8 = len("</think>")
} else {
// Unclosed tag - this is streaming content
// Extract everything after <think> as thinking content
let think_content = &content[abs_start + 7..]; // 7 = len("<think>")
if !thinking.is_empty() {
thinking.push_str("\n\n");
}
thinking.push_str(think_content);
current_pos = content.len();
break;
}
}
// Add remaining content
result.push_str(&content[current_pos..]);
let thinking_result = if thinking.is_empty() {
None
} else {
Some(thinking)
};
(result, thinking_result)
}
}

217
crates/owlen-core/src/input.rs
View File

@@ -1,217 +0,0 @@
use std::collections::VecDeque;
/// Text input buffer with history and cursor management.
#[derive(Debug, Clone)]
pub struct InputBuffer {
buffer: String,
cursor: usize,
history: VecDeque<String>,
history_index: Option<usize>,
max_history: usize,
pub multiline: bool,
tab_width: u8,
}
impl InputBuffer {
/// Create a new input buffer
pub fn new(max_history: usize, multiline: bool, tab_width: u8) -> Self {
Self {
buffer: String::new(),
cursor: 0,
history: VecDeque::with_capacity(max_history.max(1)),
history_index: None,
max_history: max_history.max(1),
multiline,
tab_width: tab_width.max(1),
}
}
/// Get current text
pub fn text(&self) -> &str {
&self.buffer
}
/// Current cursor position
pub fn cursor(&self) -> usize {
self.cursor
}
/// Replace buffer contents
pub fn set_text(&mut self, text: impl Into<String>) {
self.buffer = text.into();
self.cursor = self.buffer.len();
self.history_index = None;
}
/// Clear buffer and reset cursor
pub fn clear(&mut self) {
self.buffer.clear();
self.cursor = 0;
self.history_index = None;
}
/// Insert a character at the cursor position
pub fn insert_char(&mut self, ch: char) {
if ch == '\t' {
self.insert_tab();
return;
}
self.buffer.insert(self.cursor, ch);
self.cursor += ch.len_utf8();
}
/// Insert text at cursor
pub fn insert_text(&mut self, text: &str) {
self.buffer.insert_str(self.cursor, text);
self.cursor += text.len();
}
/// Insert spaces representing a tab
pub fn insert_tab(&mut self) {
let spaces = " ".repeat(self.tab_width as usize);
self.insert_text(&spaces);
}
/// Remove character before cursor
pub fn backspace(&mut self) {
if self.cursor == 0 {
return;
}
let prev_index = prev_char_boundary(&self.buffer, self.cursor);
self.buffer.drain(prev_index..self.cursor);
self.cursor = prev_index;
}
/// Remove character at cursor
pub fn delete(&mut self) {
if self.cursor >= self.buffer.len() {
return;
}
let next_index = next_char_boundary(&self.buffer, self.cursor);
self.buffer.drain(self.cursor..next_index);
}
/// Move cursor left by one grapheme
pub fn move_left(&mut self) {
if self.cursor == 0 {
return;
}
self.cursor = prev_char_boundary(&self.buffer, self.cursor);
}
/// Move cursor right by one grapheme
pub fn move_right(&mut self) {
if self.cursor >= self.buffer.len() {
return;
}
self.cursor = next_char_boundary(&self.buffer, self.cursor);
}
/// Move cursor to start of the buffer
pub fn move_home(&mut self) {
self.cursor = 0;
}
/// Move cursor to end of the buffer
pub fn move_end(&mut self) {
self.cursor = self.buffer.len();
}
/// Push current buffer into history, clearing the buffer afterwards
pub fn commit_to_history(&mut self) -> String {
let text = std::mem::take(&mut self.buffer);
if !text.trim().is_empty() {
self.push_history_entry(text.clone());
}
self.cursor = 0;
self.history_index = None;
text
}
/// Navigate to previous history entry
pub fn history_previous(&mut self) {
if self.history.is_empty() {
return;
}
let new_index = match self.history_index {
Some(idx) if idx + 1 < self.history.len() => idx + 1,
None => 0,
_ => return,
};
self.history_index = Some(new_index);
if let Some(entry) = self.history.get(new_index) {
self.buffer = entry.clone();
self.cursor = self.buffer.len();
}
}
/// Navigate to next history entry
pub fn history_next(&mut self) {
if self.history.is_empty() {
return;
}
if let Some(idx) = self.history_index {
if idx > 0 {
let new_idx = idx - 1;
self.history_index = Some(new_idx);
if let Some(entry) = self.history.get(new_idx) {
self.buffer = entry.clone();
self.cursor = self.buffer.len();
}
} else {
self.history_index = None;
self.buffer.clear();
self.cursor = 0;
}
} else {
self.buffer.clear();
self.cursor = 0;
}
}
/// Push a new entry into the history buffer, enforcing capacity
pub fn push_history_entry(&mut self, entry: String) {
if self
.history
.front()
.map(|existing| existing == &entry)
.unwrap_or(false)
{
return;
}
self.history.push_front(entry);
while self.history.len() > self.max_history {
self.history.pop_back();
}
}
}
fn prev_char_boundary(buffer: &str, cursor: usize) -> usize {
buffer[..cursor]
.char_indices()
.last()
.map(|(idx, _)| idx)
.unwrap_or(0)
}
fn next_char_boundary(buffer: &str, cursor: usize) -> usize {
if cursor >= buffer.len() {
return buffer.len();
}
let slice = &buffer[cursor..];
let mut iter = slice.char_indices();
iter.next();
if let Some((idx, _)) = iter.next() {
cursor + idx
} else {
buffer.len()
}
}

63
crates/owlen-core/src/lib.rs
View File

@@ -1,63 +0,0 @@
//! Core traits and types for OWLEN LLM client
//!
//! This crate provides the foundational abstractions for building
//! LLM providers, routers, and MCP (Model Context Protocol) adapters.
pub mod config;
pub mod conversation;
pub mod formatting;
pub mod input;
pub mod model;
pub mod provider;
pub mod router;
pub mod session;
pub mod storage;
pub mod types;
pub mod ui;
pub mod wrap_cursor;
pub use config::*;
pub use conversation::*;
pub use formatting::*;
pub use input::*;
pub use model::*;
pub use provider::*;
pub use router::*;
pub use session::*;
/// Result type used throughout the OWLEN ecosystem
pub type Result<T> = std::result::Result<T, Error>;
/// Core error types for OWLEN
#[derive(thiserror::Error, Debug)]
pub enum Error {
#[error("Provider error: {0}")]
Provider(#[from] anyhow::Error),
#[error("Network error: {0}")]
Network(String),
#[error("Authentication error: {0}")]
Auth(String),
#[error("Configuration error: {0}")]
Config(String),
#[error("I/O error: {0}")]
Io(#[from] std::io::Error),
#[error("Invalid input: {0}")]
InvalidInput(String),
#[error("Operation timed out: {0}")]
Timeout(String),
#[error("Serialization error: {0}")]
Serialization(#[from] serde_json::Error),
#[error("Storage error: {0}")]
Storage(String),
#[error("Unknown error: {0}")]
Unknown(String),
}

84
crates/owlen-core/src/model.rs
View File

@@ -1,84 +0,0 @@
use crate::types::ModelInfo;
use crate::Result;
use std::future::Future;
use std::sync::Arc;
use std::time::{Duration, Instant};
use tokio::sync::RwLock;
#[derive(Default, Debug)]
struct ModelCache {
models: Vec<ModelInfo>,
last_refresh: Option<Instant>,
}
/// Caches model listings for improved selection performance
#[derive(Clone, Debug)]
pub struct ModelManager {
cache: Arc<RwLock<ModelCache>>,
ttl: Duration,
}
impl ModelManager {
/// Create a new manager with the desired cache TTL
pub fn new(ttl: Duration) -> Self {
Self {
cache: Arc::new(RwLock::new(ModelCache::default())),
ttl,
}
}
/// Get cached models, refreshing via the provided fetcher when stale. Returns the up-to-date model list.
pub async fn get_or_refresh<F, Fut>(
&self,
force_refresh: bool,
fetcher: F,
) -> Result<Vec<ModelInfo>>
where
F: FnOnce() -> Fut,
Fut: Future<Output = Result<Vec<ModelInfo>>>,
{
if !force_refresh {
if let Some(models) = self.cached_if_fresh().await {
return Ok(models);
}
}
let models = fetcher().await?;
let mut cache = self.cache.write().await;
cache.models = models.clone();
cache.last_refresh = Some(Instant::now());
Ok(models)
}
/// Return cached models without refreshing
pub async fn cached(&self) -> Vec<ModelInfo> {
self.cache.read().await.models.clone()
}
/// Drop cached models, forcing next call to refresh
pub async fn invalidate(&self) {
let mut cache = self.cache.write().await;
cache.models.clear();
cache.last_refresh = None;
}
/// Select a model by id or name from the cache
pub async fn select(&self, identifier: &str) -> Option<ModelInfo> {
let cache = self.cache.read().await;
cache
.models
.iter()
.find(|m| m.id == identifier || m.name == identifier)
.cloned()
}
async fn cached_if_fresh(&self) -> Option<Vec<ModelInfo>> {
let cache = self.cache.read().await;
let fresh = matches!(cache.last_refresh, Some(ts) if ts.elapsed() < self.ttl);
if fresh && !cache.models.is_empty() {
Some(cache.models.clone())
} else {
None
}
}
}

104
crates/owlen-core/src/provider.rs
View File

@@ -1,104 +0,0 @@
//! Provider trait and related types
use crate::{types::*, Result};
use futures::Stream;
use std::pin::Pin;
use std::sync::Arc;
/// A stream of chat responses
pub type ChatStream = Pin<Box<dyn Stream<Item = Result<ChatResponse>> + Send>>;
/// Trait for LLM providers (Ollama, OpenAI, Anthropic, etc.)
#[async_trait::async_trait]
pub trait Provider: Send + Sync {
/// Get the name of this provider
fn name(&self) -> &str;
/// List available models from this provider
async fn list_models(&self) -> Result<Vec<ModelInfo>>;
/// Send a chat completion request
async fn chat(&self, request: ChatRequest) -> Result<ChatResponse>;
/// Send a streaming chat completion request
async fn chat_stream(&self, request: ChatRequest) -> Result<ChatStream>;
/// Check if the provider is available/healthy
async fn health_check(&self) -> Result<()>;
/// Get provider-specific configuration schema
fn config_schema(&self) -> serde_json::Value {
serde_json::json!({})
}
}
/// Configuration for a provider
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
pub struct ProviderConfig {
/// Provider type identifier
pub provider_type: String,
/// Base URL for API calls
pub base_url: Option<String>,
/// API key or token
pub api_key: Option<String>,
/// Additional provider-specific configuration
#[serde(flatten)]
pub extra: std::collections::HashMap<String, serde_json::Value>,
}
/// A registry of providers
pub struct ProviderRegistry {
providers: std::collections::HashMap<String, Arc<dyn Provider>>,
}
impl ProviderRegistry {
/// Create a new provider registry
pub fn new() -> Self {
Self {
providers: std::collections::HashMap::new(),
}
}
/// Register a provider
pub fn register<P: Provider + 'static>(&mut self, provider: P) {
self.register_arc(Arc::new(provider));
}
/// Register an already wrapped provider
pub fn register_arc(&mut self, provider: Arc<dyn Provider>) {
let name = provider.name().to_string();
self.providers.insert(name, provider);
}
/// Get a provider by name
pub fn get(&self, name: &str) -> Option<Arc<dyn Provider>> {
self.providers.get(name).cloned()
}
/// List all registered provider names
pub fn list_providers(&self) -> Vec<String> {
self.providers.keys().cloned().collect()
}
/// Get all models from all providers
pub async fn list_all_models(&self) -> Result<Vec<ModelInfo>> {
let mut all_models = Vec::new();
for provider in self.providers.values() {
match provider.list_models().await {
Ok(mut models) => all_models.append(&mut models),
Err(_) => {
// Continue with other providers
}
}
}
Ok(all_models)
}
}
impl Default for ProviderRegistry {
fn default() -> Self {
Self::new()
}
}

153
crates/owlen-core/src/router.rs
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@@ -1,153 +0,0 @@
//! Router for managing multiple providers and routing requests
use crate::{provider::*, types::*, Result};
use std::sync::Arc;
/// A router that can distribute requests across multiple providers
pub struct Router {
registry: ProviderRegistry,
routing_rules: Vec<RoutingRule>,
default_provider: Option<String>,
}
/// A rule for routing requests to specific providers
#[derive(Debug, Clone)]
pub struct RoutingRule {
/// Pattern to match against model names
pub model_pattern: String,
/// Provider to route to
pub provider: String,
/// Priority (higher numbers are checked first)
pub priority: u32,
}
impl Router {
/// Create a new router
pub fn new() -> Self {
Self {
registry: ProviderRegistry::new(),
routing_rules: Vec::new(),
default_provider: None,
}
}
/// Register a provider with the router
pub fn register_provider<P: Provider + 'static>(&mut self, provider: P) {
self.registry.register(provider);
}
/// Set the default provider
pub fn set_default_provider(&mut self, provider_name: String) {
self.default_provider = Some(provider_name);
}
/// Add a routing rule
pub fn add_routing_rule(&mut self, rule: RoutingRule) {
self.routing_rules.push(rule);
// Sort by priority (descending)
self.routing_rules
.sort_by(|a, b| b.priority.cmp(&a.priority));
}
/// Route a request to the appropriate provider
pub async fn chat(&self, request: ChatRequest) -> Result<ChatResponse> {
let provider = self.find_provider_for_model(&request.model)?;
provider.chat(request).await
}
/// Route a streaming request to the appropriate provider
pub async fn chat_stream(&self, request: ChatRequest) -> Result<ChatStream> {
let provider = self.find_provider_for_model(&request.model)?;
provider.chat_stream(request).await
}
/// List all available models from all providers
pub async fn list_models(&self) -> Result<Vec<ModelInfo>> {
self.registry.list_all_models().await
}
/// Find the appropriate provider for a given model
fn find_provider_for_model(&self, model: &str) -> Result<Arc<dyn Provider>> {
// Check routing rules first
for rule in &self.routing_rules {
if self.matches_pattern(&rule.model_pattern, model) {
if let Some(provider) = self.registry.get(&rule.provider) {
return Ok(provider);
}
}
}
// Fall back to default provider
if let Some(default) = &self.default_provider {
if let Some(provider) = self.registry.get(default) {
return Ok(provider);
}
}
// If no default, try to find any provider that has this model
// This is a fallback for cases where routing isn't configured
for provider_name in self.registry.list_providers() {
if let Some(provider) = self.registry.get(&provider_name) {
return Ok(provider);
}
}
Err(crate::Error::Provider(anyhow::anyhow!(
"No provider found for model: {}",
model
)))
}
/// Check if a model name matches a pattern
fn matches_pattern(&self, pattern: &str, model: &str) -> bool {
// Simple pattern matching for now
// Could be extended to support more complex patterns
if pattern == "*" {
return true;
}
if let Some(prefix) = pattern.strip_suffix('*') {
return model.starts_with(prefix);
}
if let Some(suffix) = pattern.strip_prefix('*') {
return model.ends_with(suffix);
}
pattern == model
}
/// Get routing configuration
pub fn get_routing_rules(&self) -> &[RoutingRule] {
&self.routing_rules
}
/// Get the default provider name
pub fn get_default_provider(&self) -> Option<&str> {
self.default_provider.as_deref()
}
}
impl Default for Router {
fn default() -> Self {
Self::new()
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_pattern_matching() {
let router = Router::new();
assert!(router.matches_pattern("*", "any-model"));
assert!(router.matches_pattern("gpt*", "gpt-4"));
assert!(router.matches_pattern("gpt*", "gpt-3.5-turbo"));
assert!(!router.matches_pattern("gpt*", "claude-3"));
assert!(router.matches_pattern("*:latest", "llama2:latest"));
assert!(router.matches_pattern("exact-match", "exact-match"));
assert!(!router.matches_pattern("exact-match", "different-model"));
}
}

305
crates/owlen-core/src/session.rs
View File

@@ -1,305 +0,0 @@
use crate::config::Config;
use crate::conversation::ConversationManager;
use crate::formatting::MessageFormatter;
use crate::input::InputBuffer;
use crate::model::ModelManager;
use crate::provider::{ChatStream, Provider};
use crate::types::{ChatParameters, ChatRequest, ChatResponse, Conversation, ModelInfo};
use crate::Result;
use std::sync::Arc;
use uuid::Uuid;
/// Outcome of submitting a chat request
pub enum SessionOutcome {
/// Immediate response received (non-streaming)
Complete(ChatResponse),
/// Streaming response where chunks will arrive asynchronously
Streaming {
response_id: Uuid,
stream: ChatStream,
},
}
/// High-level controller encapsulating session state and provider interactions
pub struct SessionController {
provider: Arc<dyn Provider>,
conversation: ConversationManager,
model_manager: ModelManager,
input_buffer: InputBuffer,
formatter: MessageFormatter,
config: Config,
}
impl SessionController {
/// Create a new controller with the given provider and configuration
pub fn new(provider: Arc<dyn Provider>, config: Config) -> Self {
let model = config
.general
.default_model
.clone()
.unwrap_or_else(|| "ollama/default".to_string());
let conversation =
ConversationManager::with_history_capacity(model, config.storage.max_saved_sessions);
let formatter =
MessageFormatter::new(config.ui.wrap_column as usize, config.ui.show_role_labels)
.with_preserve_empty(config.ui.word_wrap);
let input_buffer = InputBuffer::new(
config.input.history_size,
config.input.multiline,
config.input.tab_width,
);
let model_manager = ModelManager::new(config.general.model_cache_ttl());
Self {
provider,
conversation,
model_manager,
input_buffer,
formatter,
config,
}
}
/// Access the active conversation
pub fn conversation(&self) -> &Conversation {
self.conversation.active()
}
/// Mutable access to the conversation manager
pub fn conversation_mut(&mut self) -> &mut ConversationManager {
&mut self.conversation
}
/// Access input buffer
pub fn input_buffer(&self) -> &InputBuffer {
&self.input_buffer
}
/// Mutable input buffer access
pub fn input_buffer_mut(&mut self) -> &mut InputBuffer {
&mut self.input_buffer
}
/// Formatter for rendering messages
pub fn formatter(&self) -> &MessageFormatter {
&self.formatter
}
/// Update the wrap width of the message formatter
pub fn set_formatter_wrap_width(&mut self, width: usize) {
self.formatter.set_wrap_width(width);
}
/// Access configuration
pub fn config(&self) -> &Config {
&self.config
}
/// Mutable configuration access
pub fn config_mut(&mut self) -> &mut Config {
&mut self.config
}
/// Currently selected model identifier
pub fn selected_model(&self) -> &str {
&self.conversation.active().model
}
/// Change current model for upcoming requests
pub fn set_model(&mut self, model: String) {
self.conversation.set_model(model.clone());
self.config.general.default_model = Some(model);
}
/// Retrieve cached models, refreshing from provider as needed
pub async fn models(&self, force_refresh: bool) -> Result<Vec<ModelInfo>> {
self.model_manager
.get_or_refresh(force_refresh, || async {
self.provider.list_models().await
})
.await
}
/// Attempt to select the configured default model from cached models
pub fn ensure_default_model(&mut self, models: &[ModelInfo]) {
if let Some(default) = self.config.general.default_model.clone() {
if models.iter().any(|m| m.id == default || m.name == default) {
self.set_model(default);
}
} else if let Some(model) = models.first() {
self.set_model(model.id.clone());
}
}
/// Submit a user message; optionally stream the response
pub async fn send_message(
&mut self,
content: String,
mut parameters: ChatParameters,
) -> Result<SessionOutcome> {
let streaming = parameters.stream || self.config.general.enable_streaming;
parameters.stream = streaming;
self.conversation.push_user_message(content);
self.send_request_with_current_conversation(parameters)
.await
}
/// Send a request using the current conversation without adding a new user message
pub async fn send_request_with_current_conversation(
&mut self,
mut parameters: ChatParameters,
) -> Result<SessionOutcome> {
let streaming = parameters.stream || self.config.general.enable_streaming;
parameters.stream = streaming;
let request = ChatRequest {
model: self.conversation.active().model.clone(),
messages: self.conversation.active().messages.clone(),
parameters,
};
if streaming {
match self.provider.chat_stream(request).await {
Ok(stream) => {
let response_id = self.conversation.start_streaming_response();
Ok(SessionOutcome::Streaming {
response_id,
stream,
})
}
Err(err) => {
self.conversation
.push_assistant_message(format!("Error starting stream: {}", err));
Err(err)
}
}
} else {
match self.provider.chat(request).await {
Ok(response) => {
self.conversation.push_message(response.message.clone());
Ok(SessionOutcome::Complete(response))
}
Err(err) => {
self.conversation
.push_assistant_message(format!("Error: {}", err));
Err(err)
}
}
}
}
/// Mark a streaming response message with placeholder content
pub fn mark_stream_placeholder(&mut self, message_id: Uuid, text: &str) -> Result<()> {
self.conversation
.set_stream_placeholder(message_id, text.to_string())
}
/// Apply streaming chunk to the conversation
pub fn apply_stream_chunk(&mut self, message_id: Uuid, chunk: &ChatResponse) -> Result<()> {
self.conversation
.append_stream_chunk(message_id, &chunk.message.content, chunk.is_final)
}
/// Access conversation history
pub fn history(&self) -> Vec<Conversation> {
self.conversation.history().cloned().collect()
}
/// Start a new conversation optionally targeting a specific model
pub fn start_new_conversation(&mut self, model: Option<String>, name: Option<String>) {
self.conversation.start_new(model, name);
}
/// Clear current conversation messages
pub fn clear(&mut self) {
self.conversation.clear();
}
/// Generate a short AI description for the current conversation
pub async fn generate_conversation_description(&self) -> Result<String> {
let conv = self.conversation.active();
// If conversation is empty or very short, return a simple description
if conv.messages.is_empty() {
return Ok("Empty conversation".to_string());
}
if conv.messages.len() == 1 {
let first_msg = &conv.messages[0];
let preview = first_msg.content.chars().take(50).collect::<String>();
return Ok(format!("{}{}", preview, if first_msg.content.len() > 50 { "..." } else { "" }));
}
// Build a summary prompt from the first few and last few messages
let mut summary_messages = Vec::new();
// Add system message to guide the description
summary_messages.push(crate::types::Message::system(
"Summarize this conversation in 1-2 short sentences (max 100 characters). \
Focus on the main topic or question being discussed. Be concise and descriptive.".to_string()
));
// Include first message
if let Some(first) = conv.messages.first() {
summary_messages.push(first.clone());
}
// Include a middle message if conversation is long enough
if conv.messages.len() > 4 {
if let Some(mid) = conv.messages.get(conv.messages.len() / 2) {
summary_messages.push(mid.clone());
}
}
// Include last message
if let Some(last) = conv.messages.last() {
if conv.messages.len() > 1 {
summary_messages.push(last.clone());
}
}
// Create a summarization request
let request = crate::types::ChatRequest {
model: conv.model.clone(),
messages: summary_messages,
parameters: crate::types::ChatParameters {
temperature: Some(0.3), // Lower temperature for more focused summaries
max_tokens: Some(50), // Keep it short
stream: false,
extra: std::collections::HashMap::new(),
},
};
// Get the summary from the provider
match self.provider.chat(request).await {
Ok(response) => {
let description = response.message.content.trim().to_string();
// If description is empty, use fallback
if description.is_empty() {
let first_msg = &conv.messages[0];
let preview = first_msg.content.chars().take(50).collect::<String>();
return Ok(format!("{}{}", preview, if first_msg.content.len() > 50 { "..." } else { "" }));
}
// Truncate if too long
let truncated = if description.len() > 100 {
format!("{}...", description.chars().take(97).collect::<String>())
} else {
description
};
Ok(truncated)
}
Err(_e) => {
// Fallback to simple description if AI generation fails
let first_msg = &conv.messages[0];
let preview = first_msg.content.chars().take(50).collect::<String>();
Ok(format!("{}{}", preview, if first_msg.content.len() > 50 { "..." } else { "" }))
}
}
}
}

308
crates/owlen-core/src/storage.rs
View File

@@ -1,308 +0,0 @@
//! Session persistence and storage management
use crate::types::Conversation;
use crate::{Error, Result};
use serde::{Deserialize, Serialize};
use std::fs;
use std::path::{Path, PathBuf};
use std::time::SystemTime;
/// Metadata about a saved session
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct SessionMeta {
/// Session file path
pub path: PathBuf,
/// Conversation ID
pub id: uuid::Uuid,
/// Optional session name
pub name: Option<String>,
/// Optional AI-generated description
pub description: Option<String>,
/// Number of messages in the conversation
pub message_count: usize,
/// Model used
pub model: String,
/// When the session was created
pub created_at: SystemTime,
/// When the session was last updated
pub updated_at: SystemTime,
}
/// Storage manager for persisting conversations
pub struct StorageManager {
sessions_dir: PathBuf,
}
impl StorageManager {
/// Create a new storage manager with the default sessions directory
pub fn new() -> Result<Self> {
let sessions_dir = Self::default_sessions_dir()?;
Self::with_directory(sessions_dir)
}
/// Create a storage manager with a custom sessions directory
pub fn with_directory(sessions_dir: PathBuf) -> Result<Self> {
// Ensure the directory exists
if !sessions_dir.exists() {
fs::create_dir_all(&sessions_dir).map_err(|e| {
Error::Storage(format!(
"Failed to create sessions directory: {}",
e
))
})?;
}
Ok(Self { sessions_dir })
}
/// Get the default sessions directory
/// - Linux: ~/.local/share/owlen/sessions
/// - Windows: %APPDATA%\owlen\sessions
/// - macOS: ~/Library/Application Support/owlen/sessions
pub fn default_sessions_dir() -> Result<PathBuf> {
let data_dir = dirs::data_local_dir()
.ok_or_else(|| Error::Storage("Could not determine data directory".to_string()))?;
Ok(data_dir.join("owlen").join("sessions"))
}
/// Save a conversation to disk
pub fn save_conversation(&self, conversation: &Conversation, name: Option<String>) -> Result<PathBuf> {
self.save_conversation_with_description(conversation, name, None)
}
/// Save a conversation to disk with an optional description
pub fn save_conversation_with_description(
&self,
conversation: &Conversation,
name: Option<String>,
description: Option<String>
) -> Result<PathBuf> {
let filename = if let Some(ref session_name) = name {
// Use provided name, sanitized
let sanitized = sanitize_filename(session_name);
format!("{}_{}.json", conversation.id, sanitized)
} else {
// Use conversation ID and timestamp
let timestamp = SystemTime::now()
.duration_since(SystemTime::UNIX_EPOCH)
.unwrap_or_default()
.as_secs();
format!("{}_{}.json", conversation.id, timestamp)
};
let path = self.sessions_dir.join(filename);
// Create a saveable version with the name and description
let mut save_conv = conversation.clone();
if name.is_some() {
save_conv.name = name;
}
if description.is_some() {
save_conv.description = description;
}
let json = serde_json::to_string_pretty(&save_conv).map_err(|e| {
Error::Storage(format!("Failed to serialize conversation: {}", e))
})?;
fs::write(&path, json).map_err(|e| {
Error::Storage(format!("Failed to write session file: {}", e))
})?;
Ok(path)
}
/// Load a conversation from disk
pub fn load_conversation(&self, path: impl AsRef<Path>) -> Result<Conversation> {
let content = fs::read_to_string(path.as_ref()).map_err(|e| {
Error::Storage(format!("Failed to read session file: {}", e))
})?;
let conversation: Conversation = serde_json::from_str(&content).map_err(|e| {
Error::Storage(format!("Failed to parse session file: {}", e))
})?;
Ok(conversation)
}
/// List all saved sessions with metadata
pub fn list_sessions(&self) -> Result<Vec<SessionMeta>> {
let mut sessions = Vec::new();
let entries = fs::read_dir(&self.sessions_dir).map_err(|e| {
Error::Storage(format!("Failed to read sessions directory: {}", e))
})?;
for entry in entries {
let entry = entry.map_err(|e| {
Error::Storage(format!("Failed to read directory entry: {}", e))
})?;
let path = entry.path();
if path.extension().and_then(|s| s.to_str()) != Some("json") {
continue;
}
// Try to load the conversation to extract metadata
match self.load_conversation(&path) {
Ok(conv) => {
sessions.push(SessionMeta {
path: path.clone(),
id: conv.id,
name: conv.name.clone(),
description: conv.description.clone(),
message_count: conv.messages.len(),
model: conv.model.clone(),
created_at: conv.created_at,
updated_at: conv.updated_at,
});
}
Err(_) => {
// Skip files that can't be parsed
continue;
}
}
}
// Sort by updated_at, most recent first
sessions.sort_by(|a, b| b.updated_at.cmp(&a.updated_at));
Ok(sessions)
}
/// Delete a saved session
pub fn delete_session(&self, path: impl AsRef<Path>) -> Result<()> {
fs::remove_file(path.as_ref()).map_err(|e| {
Error::Storage(format!("Failed to delete session file: {}", e))
})
}
/// Get the sessions directory path
pub fn sessions_dir(&self) -> &Path {
&self.sessions_dir
}
}
impl Default for StorageManager {
fn default() -> Self {
Self::new().expect("Failed to create default storage manager")
}
}
/// Sanitize a filename by removing invalid characters
fn sanitize_filename(name: &str) -> String {
name.chars()
.map(|c| {
if c.is_alphanumeric() || c == '_' || c == '-' {
c
} else if c.is_whitespace() {
'_'
} else {
'-'
}
})
.collect::<String>()
.chars()
.take(50) // Limit length
.collect()
}
#[cfg(test)]
mod tests {
use super::*;
use crate::types::Message;
use tempfile::TempDir;
#[test]
fn test_platform_specific_default_path() {
let path = StorageManager::default_sessions_dir().unwrap();
// Verify it contains owlen/sessions
assert!(path.to_string_lossy().contains("owlen"));
assert!(path.to_string_lossy().contains("sessions"));
// Platform-specific checks
#[cfg(target_os = "linux")]
{
// Linux should use ~/.local/share/owlen/sessions
assert!(path.to_string_lossy().contains(".local/share"));
}
#[cfg(target_os = "windows")]
{
// Windows should use AppData
assert!(path.to_string_lossy().contains("AppData"));
}
#[cfg(target_os = "macos")]
{
// macOS should use ~/Library/Application Support
assert!(path.to_string_lossy().contains("Library/Application Support"));
}
println!("Default sessions directory: {}", path.display());
}
#[test]
fn test_sanitize_filename() {
assert_eq!(sanitize_filename("Hello World"), "Hello_World");
assert_eq!(sanitize_filename("test/path\\file"), "test-path-file");
assert_eq!(sanitize_filename("file:name?"), "file-name-");
}
#[test]
fn test_save_and_load_conversation() {
let temp_dir = TempDir::new().unwrap();
let storage = StorageManager::with_directory(temp_dir.path().to_path_buf()).unwrap();
let mut conv = Conversation::new("test-model".to_string());
conv.messages.push(Message::user("Hello".to_string()));
conv.messages.push(Message::assistant("Hi there!".to_string()));
// Save conversation
let path = storage.save_conversation(&conv, Some("test_session".to_string())).unwrap();
assert!(path.exists());
// Load conversation
let loaded = storage.load_conversation(&path).unwrap();
assert_eq!(loaded.id, conv.id);
assert_eq!(loaded.model, conv.model);
assert_eq!(loaded.messages.len(), 2);
assert_eq!(loaded.name, Some("test_session".to_string()));
}
#[test]
fn test_list_sessions() {
let temp_dir = TempDir::new().unwrap();
let storage = StorageManager::with_directory(temp_dir.path().to_path_buf()).unwrap();
// Create multiple sessions
for i in 0..3 {
let mut conv = Conversation::new("test-model".to_string());
conv.messages.push(Message::user(format!("Message {}", i)));
storage.save_conversation(&conv, Some(format!("session_{}", i))).unwrap();
}
// List sessions
let sessions = storage.list_sessions().unwrap();
assert_eq!(sessions.len(), 3);
// Check that sessions are sorted by updated_at (most recent first)
for i in 0..sessions.len() - 1 {
assert!(sessions[i].updated_at >= sessions[i + 1].updated_at);
}
}
#[test]
fn test_delete_session() {
let temp_dir = TempDir::new().unwrap();
let storage = StorageManager::with_directory(temp_dir.path().to_path_buf()).unwrap();
let conv = Conversation::new("test-model".to_string());
let path = storage.save_conversation(&conv, None).unwrap();
assert!(path.exists());
storage.delete_session(&path).unwrap();
assert!(!path.exists());
}
}

197
crates/owlen-core/src/types.rs
View File

@@ -1,197 +0,0 @@
//! Core types used across OWLEN
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
use std::fmt;
use uuid::Uuid;
/// A message in a conversation
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub struct Message {
/// Unique identifier for this message
pub id: Uuid,
/// Role of the message sender (user, assistant, system)
pub role: Role,
/// Content of the message
pub content: String,
/// Optional metadata
pub metadata: HashMap<String, serde_json::Value>,
/// Timestamp when the message was created
pub timestamp: std::time::SystemTime,
}
/// Role of a message sender
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
#[serde(rename_all = "lowercase")]
pub enum Role {
/// Message from the user
User,
/// Message from the AI assistant
Assistant,
/// System message (prompts, context, etc.)
System,
}
impl fmt::Display for Role {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let label = match self {
Role::User => "user",
Role::Assistant => "assistant",
Role::System => "system",
};
f.write_str(label)
}
}
/// A conversation containing multiple messages
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Conversation {
/// Unique identifier for this conversation
pub id: Uuid,
/// Optional name/title for the conversation
pub name: Option<String>,
/// Optional AI-generated description of the conversation
#[serde(default)]
pub description: Option<String>,
/// Messages in chronological order
pub messages: Vec<Message>,
/// Model used for this conversation
pub model: String,
/// When the conversation was created
pub created_at: std::time::SystemTime,
/// When the conversation was last updated
pub updated_at: std::time::SystemTime,
}
/// Configuration for a chat completion request
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ChatRequest {
/// The model to use for completion
pub model: String,
/// The conversation messages
pub messages: Vec<Message>,
/// Optional parameters for the request
pub parameters: ChatParameters,
}
/// Parameters for chat completion
#[derive(Debug, Clone, Serialize, Deserialize, Default)]
pub struct ChatParameters {
/// Temperature for randomness (0.0 to 2.0)
#[serde(skip_serializing_if = "Option::is_none")]
pub temperature: Option<f32>,
/// Maximum tokens to generate
#[serde(skip_serializing_if = "Option::is_none")]
pub max_tokens: Option<u32>,
/// Whether to stream the response
#[serde(default)]
pub stream: bool,
/// Additional provider-specific parameters
#[serde(flatten)]
#[serde(default)]
pub extra: HashMap<String, serde_json::Value>,
}
/// Response from a chat completion request
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ChatResponse {
/// The generated message
pub message: Message,
/// Token usage information
pub usage: Option<TokenUsage>,
/// Whether this is a streaming chunk
#[serde(default)]
pub is_streaming: bool,
/// Whether this is the final chunk in a stream
#[serde(default)]
pub is_final: bool,
}
/// Token usage information
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TokenUsage {
/// Tokens in the prompt
pub prompt_tokens: u32,
/// Tokens in the completion
pub completion_tokens: u32,
/// Total tokens used
pub total_tokens: u32,
}
/// Information about an available model
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ModelInfo {
/// Model identifier
pub id: String,
/// Human-readable name
pub name: String,
/// Model description
pub description: Option<String>,
/// Provider that hosts this model
pub provider: String,
/// Context window size
pub context_window: Option<u32>,
/// Additional capabilities
pub capabilities: Vec<String>,
}
impl Message {
/// Create a new message
pub fn new(role: Role, content: String) -> Self {
Self {
id: Uuid::new_v4(),
role,
content,
metadata: HashMap::new(),
timestamp: std::time::SystemTime::now(),
}
}
/// Create a user message
pub fn user(content: String) -> Self {
Self::new(Role::User, content)
}
/// Create an assistant message
pub fn assistant(content: String) -> Self {
Self::new(Role::Assistant, content)
}
/// Create a system message
pub fn system(content: String) -> Self {
Self::new(Role::System, content)
}
}
impl Conversation {
/// Create a new conversation
pub fn new(model: String) -> Self {
let now = std::time::SystemTime::now();
Self {
id: Uuid::new_v4(),
name: None,
description: None,
messages: Vec::new(),
model,
created_at: now,
updated_at: now,
}
}
/// Add a message to the conversation
pub fn add_message(&mut self, message: Message) {
self.messages.push(message);
self.updated_at = std::time::SystemTime::now();
}
/// Get the last message in the conversation
pub fn last_message(&self) -> Option<&Message> {
self.messages.last()
}
/// Clear all messages
pub fn clear(&mut self) {
self.messages.clear();
self.updated_at = std::time::SystemTime::now();
}
}

421
crates/owlen-core/src/ui.rs
View File

@@ -1,421 +0,0 @@
//! Shared UI components and state management for TUI applications
//!
//! This module contains reusable UI components that can be shared between
//! different TUI applications (chat, code, etc.)
use std::fmt;
/// Application state
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum AppState {
Running,
Quit,
}
/// Input modes for TUI applications
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum InputMode {
Normal,
Editing,
ProviderSelection,
ModelSelection,
Help,
Visual,
Command,
SessionBrowser,
}
impl fmt::Display for InputMode {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let label = match self {
InputMode::Normal => "Normal",
InputMode::Editing => "Editing",
InputMode::ModelSelection => "Model",
InputMode::ProviderSelection => "Provider",
InputMode::Help => "Help",
InputMode::Visual => "Visual",
InputMode::Command => "Command",
InputMode::SessionBrowser => "Sessions",
};
f.write_str(label)
}
}
/// Represents which panel is currently focused
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum FocusedPanel {
Chat,
Thinking,
Input,
}
/// Auto-scroll state manager for scrollable panels
#[derive(Debug, Clone)]
pub struct AutoScroll {
pub scroll: usize,
pub content_len: usize,
pub stick_to_bottom: bool,
}
impl Default for AutoScroll {
fn default() -> Self {
Self {
scroll: 0,
content_len: 0,
stick_to_bottom: true,
}
}
}
impl AutoScroll {
/// Update scroll position based on viewport height
pub fn on_viewport(&mut self, viewport_h: usize) {
let max = self.content_len.saturating_sub(viewport_h);
if self.stick_to_bottom {
self.scroll = max;
} else {
self.scroll = self.scroll.min(max);
}
}
/// Handle user scroll input
pub fn on_user_scroll(&mut self, delta: isize, viewport_h: usize) {
let max = self.content_len.saturating_sub(viewport_h) as isize;
let s = (self.scroll as isize + delta).clamp(0, max) as usize;
self.scroll = s;
self.stick_to_bottom = s as isize == max;
}
/// Scroll down half page
pub fn scroll_half_page_down(&mut self, viewport_h: usize) {
let delta = (viewport_h / 2) as isize;
self.on_user_scroll(delta, viewport_h);
}
/// Scroll up half page
pub fn scroll_half_page_up(&mut self, viewport_h: usize) {
let delta = -((viewport_h / 2) as isize);
self.on_user_scroll(delta, viewport_h);
}
/// Scroll down full page
pub fn scroll_full_page_down(&mut self, viewport_h: usize) {
let delta = viewport_h as isize;
self.on_user_scroll(delta, viewport_h);
}
/// Scroll up full page
pub fn scroll_full_page_up(&mut self, viewport_h: usize) {
let delta = -(viewport_h as isize);
self.on_user_scroll(delta, viewport_h);
}
/// Jump to top
pub fn jump_to_top(&mut self) {
self.scroll = 0;
self.stick_to_bottom = false;
}
/// Jump to bottom
pub fn jump_to_bottom(&mut self, viewport_h: usize) {
self.stick_to_bottom = true;
self.on_viewport(viewport_h);
}
}
/// Visual selection state for text selection
#[derive(Debug, Clone, Default)]
pub struct VisualSelection {
pub start: Option<(usize, usize)>, // (row, col)
pub end: Option<(usize, usize)>, // (row, col)
}
impl VisualSelection {
pub fn new() -> Self {
Self::default()
}
pub fn start_at(&mut self, pos: (usize, usize)) {
self.start = Some(pos);
self.end = Some(pos);
}
pub fn extend_to(&mut self, pos: (usize, usize)) {
self.end = Some(pos);
}
pub fn clear(&mut self) {
self.start = None;
self.end = None;
}
pub fn is_active(&self) -> bool {
self.start.is_some() && self.end.is_some()
}
pub fn get_normalized(&self) -> Option<((usize, usize), (usize, usize))> {
if let (Some(s), Some(e)) = (self.start, self.end) {
// Normalize selection so start is always before end
if s.0 < e.0 || (s.0 == e.0 && s.1 <= e.1) {
Some((s, e))
} else {
Some((e, s))
}
} else {
None
}
}
}
/// Extract text from a selection range in a list of lines
pub fn extract_text_from_selection(
lines: &[String],
start: (usize, usize),
end: (usize, usize),
) -> Option<String> {
if lines.is_empty() || start.0 >= lines.len() {
return None;
}
let start_row = start.0;
let start_col = start.1;
let end_row = end.0.min(lines.len() - 1);
let end_col = end.1;
if start_row == end_row {
// Single line selection
let line = &lines[start_row];
let chars: Vec<char> = line.chars().collect();
let start_c = start_col.min(chars.len());
let end_c = end_col.min(chars.len());
if start_c >= end_c {
return None;
}
let selected: String = chars[start_c..end_c].iter().collect();
Some(selected)
} else {
// Multi-line selection
let mut result = Vec::new();
// First line: from start_col to end
let first_line = &lines[start_row];
let first_chars: Vec<char> = first_line.chars().collect();
let start_c = start_col.min(first_chars.len());
if start_c < first_chars.len() {
result.push(first_chars[start_c..].iter().collect::<String>());
}
// Middle lines: entire lines
for row in (start_row + 1)..end_row {
if row < lines.len() {
result.push(lines[row].clone());
}
}
// Last line: from start to end_col
if end_row < lines.len() && end_row > start_row {
let last_line = &lines[end_row];
let last_chars: Vec<char> = last_line.chars().collect();
let end_c = end_col.min(last_chars.len());
if end_c > 0 {
result.push(last_chars[..end_c].iter().collect::<String>());
}
}
if result.is_empty() {
None
} else {
Some(result.join("\n"))
}
}
}
/// Cursor position for navigating scrollable content
#[derive(Debug, Clone, Copy, Default)]
pub struct CursorPosition {
pub row: usize,
pub col: usize,
}
impl CursorPosition {
pub fn new(row: usize, col: usize) -> Self {
Self { row, col }
}
pub fn move_up(&mut self, amount: usize) {
self.row = self.row.saturating_sub(amount);
}
pub fn move_down(&mut self, amount: usize, max: usize) {
self.row = (self.row + amount).min(max);
}
pub fn move_left(&mut self, amount: usize) {
self.col = self.col.saturating_sub(amount);
}
pub fn move_right(&mut self, amount: usize, max: usize) {
self.col = (self.col + amount).min(max);
}
pub fn as_tuple(&self) -> (usize, usize) {
(self.row, self.col)
}
}
/// Word boundary detection for navigation
pub fn find_next_word_boundary(line: &str, col: usize) -> Option<usize> {
let chars: Vec<char> = line.chars().collect();
if col >= chars.len() {
return Some(chars.len());
}
let mut pos = col;
let is_word_char = |c: char| c.is_alphanumeric() || c == '_';
// Skip current word
if is_word_char(chars[pos]) {
while pos < chars.len() && is_word_char(chars[pos]) {
pos += 1;
}
} else {
// Skip non-word characters
while pos < chars.len() && !is_word_char(chars[pos]) {
pos += 1;
}
}
Some(pos)
}
pub fn find_word_end(line: &str, col: usize) -> Option<usize> {
let chars: Vec<char> = line.chars().collect();
if col >= chars.len() {
return Some(chars.len());
}
let mut pos = col;
let is_word_char = |c: char| c.is_alphanumeric() || c == '_';
// If on a word character, move to end of current word
if is_word_char(chars[pos]) {
while pos < chars.len() && is_word_char(chars[pos]) {
pos += 1;
}
// Move back one to be ON the last character
pos = pos.saturating_sub(1);
} else {
// Skip non-word characters
while pos < chars.len() && !is_word_char(chars[pos]) {
pos += 1;
}
// Now on first char of next word, move to its end
while pos < chars.len() && is_word_char(chars[pos]) {
pos += 1;
}
pos = pos.saturating_sub(1);
}
Some(pos)
}
pub fn find_prev_word_boundary(line: &str, col: usize) -> Option<usize> {
let chars: Vec<char> = line.chars().collect();
if col == 0 || chars.is_empty() {
return Some(0);
}
let mut pos = col.min(chars.len());
let is_word_char = |c: char| c.is_alphanumeric() || c == '_';
// Move back one position first
pos = pos.saturating_sub(1);
// Skip non-word characters
while pos > 0 && !is_word_char(chars[pos]) {
pos -= 1;
}
// Skip word characters to find start of word
while pos > 0 && is_word_char(chars[pos - 1]) {
pos -= 1;
}
Some(pos)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_auto_scroll() {
let mut scroll = AutoScroll::default();
scroll.content_len = 100;
// Test on_viewport with stick_to_bottom
scroll.on_viewport(10);
assert_eq!(scroll.scroll, 90);
// Test user scroll up
scroll.on_user_scroll(-10, 10);
assert_eq!(scroll.scroll, 80);
assert!(!scroll.stick_to_bottom);
// Test jump to bottom
scroll.jump_to_bottom(10);
assert!(scroll.stick_to_bottom);
assert_eq!(scroll.scroll, 90);
}
#[test]
fn test_visual_selection() {
let mut selection = VisualSelection::new();
assert!(!selection.is_active());
selection.start_at((0, 0));
assert!(selection.is_active());
selection.extend_to((2, 5));
let normalized = selection.get_normalized();
assert_eq!(normalized, Some(((0, 0), (2, 5))));
selection.clear();
assert!(!selection.is_active());
}
#[test]
fn test_extract_text_single_line() {
let lines = vec!["Hello World".to_string()];
let result = extract_text_from_selection(&lines, (0, 0), (0, 5));
assert_eq!(result, Some("Hello".to_string()));
}
#[test]
fn test_extract_text_multi_line() {
let lines = vec![
"First line".to_string(),
"Second line".to_string(),
"Third line".to_string(),
];
let result = extract_text_from_selection(&lines, (0, 6), (2, 5));
assert_eq!(result, Some("line\nSecond line\nThird".to_string()));
}
#[test]
fn test_word_boundaries() {
let line = "hello world test";
assert_eq!(find_next_word_boundary(line, 0), Some(5));
assert_eq!(find_next_word_boundary(line, 5), Some(6));
assert_eq!(find_next_word_boundary(line, 6), Some(11));
assert_eq!(find_prev_word_boundary(line, 16), Some(12));
assert_eq!(find_prev_word_boundary(line, 11), Some(6));
assert_eq!(find_prev_word_boundary(line, 6), Some(0));
}
}

90
crates/owlen-core/src/wrap_cursor.rs
View File

@@ -1,90 +0,0 @@
#![allow(clippy::cast_possible_truncation)]
use unicode_segmentation::UnicodeSegmentation;
use unicode_width::UnicodeWidthStr;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct ScreenPos {
pub row: u16,
pub col: u16,
}
pub fn build_cursor_map(text: &str, width: u16) -> Vec<ScreenPos> {
assert!(width > 0);
let width = width as usize;
let mut pos_map = vec![ScreenPos { row: 0, col: 0 }; text.len() + 1];
let mut row = 0;
let mut col = 0;
let mut word_start_idx = 0;
let mut word_start_col = 0;
for (byte_offset, grapheme) in text.grapheme_indices(true) {
let grapheme_width = UnicodeWidthStr::width(grapheme);
if grapheme == "\n" {
row += 1;
col = 0;
word_start_col = 0;
word_start_idx = byte_offset + grapheme.len();
// Set position for the end of this grapheme and any intermediate bytes
let end_pos = ScreenPos {
row: row as u16,
col: col as u16,
};
for i in 1..=grapheme.len() {
if byte_offset + i < pos_map.len() {
pos_map[byte_offset + i] = end_pos;
}
}
continue;
}
if grapheme.chars().all(char::is_whitespace) {
if col + grapheme_width > width {
// Whitespace causes wrap
row += 1;
col = 1; // Position after wrapping space
word_start_col = 1;
word_start_idx = byte_offset + grapheme.len();
} else {
col += grapheme_width;
word_start_col = col;
word_start_idx = byte_offset + grapheme.len();
}
} else if col + grapheme_width > width {
if word_start_col > 0 && byte_offset == word_start_idx {
// This is the first character of a new word that won't fit, wrap it
row += 1;
col = grapheme_width;
} else if word_start_col == 0 {
// No previous word boundary, hard break
row += 1;
col = grapheme_width;
} else {
// This is part of a word already on the line, let it extend beyond width
col += grapheme_width;
}
} else {
col += grapheme_width;
}
// Set position for the end of this grapheme and any intermediate bytes
let end_pos = ScreenPos {
row: row as u16,
col: col as u16,
};
for i in 1..=grapheme.len() {
if byte_offset + i < pos_map.len() {
pos_map[byte_offset + i] = end_pos;
}
}
}
pos_map
}
pub fn byte_to_screen_pos(text: &str, byte_idx: usize, width: u16) -> ScreenPos {
let pos_map = build_cursor_map(text, width);
pos_map[byte_idx.min(text.len())]
}

115
crates/owlen-core/tests/long_word_debug.rs
View File

@@ -1,115 +0,0 @@
use owlen_core::wrap_cursor::build_cursor_map;
#[test]
fn debug_long_word_wrapping() {
// Test the exact scenario from the user's issue
let text = "asdnklasdnaklsdnkalsdnaskldaskldnaskldnaskldnaskldnaskldnaskldnaskld asdnklska dnskadl dasnksdl asdn";
let width = 50; // Approximate width from the user's example
println!("Testing long word text with width {}", width);
println!("Text: '{}'", text);
// Check what the cursor map shows
let cursor_map = build_cursor_map(text, width);
println!("\nCursor map for key positions:");
let long_word_end = text.find(' ').unwrap_or(text.len());
for i in [
0,
10,
20,
30,
40,
50,
60,
70,
long_word_end,
long_word_end + 1,
text.len(),
] {
if i <= text.len() {
let pos = cursor_map[i];
let char_at = if i < text.len() {
format!("'{}'", text.chars().nth(i).unwrap_or('?'))
} else {
"END".to_string()
};
println!(
" Byte {}: {} -> row {}, col {}",
i, char_at, pos.row, pos.col
);
}
}
// Test what my formatting function produces
let lines = format_text_with_word_wrap_debug(text, width);
println!("\nFormatted lines:");
for (i, line) in lines.iter().enumerate() {
println!(" Line {}: '{}' (length: {})", i, line, line.len());
}
// The long word should be broken up, not kept on one line
assert!(
lines[0].len() <= width as usize + 5,
"First line is too long: {} chars",
lines[0].len()
);
}
fn format_text_with_word_wrap_debug(text: &str, width: u16) -> Vec<String> {
if text.is_empty() {
return vec!["".to_string()];
}
// Use the cursor map to determine where line breaks should occur
let cursor_map = build_cursor_map(text, width);
let mut lines = Vec::new();
let mut current_line = String::new();
let mut current_row = 0;
for (byte_idx, ch) in text.char_indices() {
let pos_before = if byte_idx > 0 {
cursor_map[byte_idx]
} else {
cursor_map[0]
};
let pos_after = cursor_map[byte_idx + ch.len_utf8()];
println!(
"Processing '{}' at byte {}: before=({},{}) after=({},{})",
ch, byte_idx, pos_before.row, pos_before.col, pos_after.row, pos_after.col
);
// If the row changed, we need to start a new line
if pos_after.row > current_row {
println!(
" Row changed from {} to {}! Finishing line: '{}'",
current_row, pos_after.row, current_line
);
if !current_line.is_empty() {
lines.push(current_line.clone());
current_line.clear();
}
current_row = pos_after.row;
// If this character is a space that caused the wrap, don't include it
if ch.is_whitespace() && pos_before.row < pos_after.row {
println!(" Skipping wrapping space");
continue; // Skip the wrapping space
}
}
current_line.push(ch);
}
// Add the final line
if !current_line.is_empty() {
lines.push(current_line);
} else if lines.is_empty() {
lines.push("".to_string());
}
lines
}

96
crates/owlen-core/tests/wrap_cursor_tests.rs
View File

@@ -1,96 +0,0 @@
#![allow(non_snake_case)]
use owlen_core::wrap_cursor::{build_cursor_map, ScreenPos};
fn assert_cursor_pos(map: &[ScreenPos], byte_idx: usize, expected: ScreenPos) {
assert_eq!(map[byte_idx], expected, "Mismatch at byte {}", byte_idx);
}
#[test]
fn test_basic_wrap_at_spaces() {
let text = "hello world";
let width = 5;
let map = build_cursor_map(text, width);
assert_cursor_pos(&map, 0, ScreenPos { row: 0, col: 0 });
assert_cursor_pos(&map, 5, ScreenPos { row: 0, col: 5 }); // after "hello"
assert_cursor_pos(&map, 6, ScreenPos { row: 1, col: 1 }); // after "hello "
assert_cursor_pos(&map, 11, ScreenPos { row: 1, col: 6 }); // after "world"
}
#[test]
fn test_hard_line_break() {
let text = "a\nb";
let width = 10;
let map = build_cursor_map(text, width);
assert_cursor_pos(&map, 0, ScreenPos { row: 0, col: 0 });
assert_cursor_pos(&map, 1, ScreenPos { row: 0, col: 1 }); // after "a"
assert_cursor_pos(&map, 2, ScreenPos { row: 1, col: 0 }); // after "\n"
assert_cursor_pos(&map, 3, ScreenPos { row: 1, col: 1 }); // after "b"
}
#[test]
fn test_long_word_split() {
let text = "abcdefgh";
let width = 3;
let map = build_cursor_map(text, width);
assert_cursor_pos(&map, 0, ScreenPos { row: 0, col: 0 });
assert_cursor_pos(&map, 1, ScreenPos { row: 0, col: 1 });
assert_cursor_pos(&map, 2, ScreenPos { row: 0, col: 2 });
assert_cursor_pos(&map, 3, ScreenPos { row: 0, col: 3 });
assert_cursor_pos(&map, 4, ScreenPos { row: 1, col: 1 });
assert_cursor_pos(&map, 5, ScreenPos { row: 1, col: 2 });
assert_cursor_pos(&map, 6, ScreenPos { row: 1, col: 3 });
assert_cursor_pos(&map, 7, ScreenPos { row: 2, col: 1 });
assert_cursor_pos(&map, 8, ScreenPos { row: 2, col: 2 });
}
#[test]
fn test_trailing_spaces_preserved() {
let text = "x y";
let width = 2;
let map = build_cursor_map(text, width);
assert_cursor_pos(&map, 0, ScreenPos { row: 0, col: 0 });
assert_cursor_pos(&map, 1, ScreenPos { row: 0, col: 1 }); // after "x"
assert_cursor_pos(&map, 2, ScreenPos { row: 0, col: 2 }); // after "x "
assert_cursor_pos(&map, 3, ScreenPos { row: 1, col: 1 }); // after "x "
assert_cursor_pos(&map, 4, ScreenPos { row: 1, col: 2 }); // after "y"
}
#[test]
fn test_graphemes_emoji() {
let text = "🙂🙂a";
let width = 3;
let map = build_cursor_map(text, width);
assert_cursor_pos(&map, 0, ScreenPos { row: 0, col: 0 });
assert_cursor_pos(&map, 4, ScreenPos { row: 0, col: 2 }); // after first emoji
assert_cursor_pos(&map, 8, ScreenPos { row: 1, col: 2 }); // after second emoji
assert_cursor_pos(&map, 9, ScreenPos { row: 1, col: 3 }); // after "a"
}
#[test]
fn test_graphemes_combining() {
let text = "e\u{0301}";
let width = 10;
let map = build_cursor_map(text, width);
assert_cursor_pos(&map, 0, ScreenPos { row: 0, col: 0 });
assert_cursor_pos(&map, 1, ScreenPos { row: 0, col: 1 }); // after "e"
assert_cursor_pos(&map, 3, ScreenPos { row: 0, col: 1 }); // after combining mark
}
#[test]
fn test_exact_edge() {
let text = "abc def";
let width = 3;
let map = build_cursor_map(text, width);
assert_cursor_pos(&map, 0, ScreenPos { row: 0, col: 0 });
assert_cursor_pos(&map, 3, ScreenPos { row: 0, col: 3 }); // after "abc"
assert_cursor_pos(&map, 4, ScreenPos { row: 1, col: 1 }); // after " "
assert_cursor_pos(&map, 7, ScreenPos { row: 1, col: 4 }); // after "def"
}

34
crates/owlen-ollama/Cargo.toml
View File

@@ -1,34 +0,0 @@
[package]
name = "owlen-ollama"
version.workspace = true
edition.workspace = true
authors.workspace = true
license.workspace = true
repository.workspace = true
homepage.workspace = true
description = "Ollama provider for OWLEN LLM client"
[dependencies]
owlen-core = { path = "../owlen-core" }
# HTTP client
reqwest = { workspace = true }
# Async runtime
tokio = { workspace = true }
tokio-stream = { workspace = true }
futures = { workspace = true }
futures-util = { workspace = true }
# Serialization
serde = { workspace = true }
serde_json = { workspace = true }
# Utilities
anyhow = { workspace = true }
thiserror = { workspace = true }
uuid = { workspace = true }
async-trait = { workspace = true }
[dev-dependencies]
tokio-test = { workspace = true }

530
crates/owlen-ollama/src/lib.rs
View File

@@ -1,530 +0,0 @@
//! Ollama provider for OWLEN LLM client
use futures_util::StreamExt;
use owlen_core::{
config::GeneralSettings,
model::ModelManager,
provider::{ChatStream, Provider, ProviderConfig},
types::{ChatParameters, ChatRequest, ChatResponse, Message, ModelInfo, Role, TokenUsage},
Result,
};
use reqwest::Client;
use serde::{Deserialize, Serialize};
use serde_json::{json, Value};
use std::collections::HashMap;
use std::io;
use std::time::Duration;
use tokio::sync::mpsc;
use tokio_stream::wrappers::UnboundedReceiverStream;
const DEFAULT_TIMEOUT_SECS: u64 = 120;
const DEFAULT_MODEL_CACHE_TTL_SECS: u64 = 60;
/// Ollama provider implementation with enhanced configuration and caching
pub struct OllamaProvider {
client: Client,
base_url: String,
model_manager: ModelManager,
}
/// Options for configuring the Ollama provider
pub struct OllamaOptions {
pub base_url: String,
pub request_timeout: Duration,
pub model_cache_ttl: Duration,
}
impl OllamaOptions {
pub fn new(base_url: impl Into<String>) -> Self {
Self {
base_url: base_url.into(),
request_timeout: Duration::from_secs(DEFAULT_TIMEOUT_SECS),
model_cache_ttl: Duration::from_secs(DEFAULT_MODEL_CACHE_TTL_SECS),
}
}
pub fn with_general(mut self, general: &GeneralSettings) -> Self {
self.model_cache_ttl = general.model_cache_ttl();
self
}
}
/// Ollama-specific message format
#[derive(Debug, Clone, Serialize, Deserialize)]
struct OllamaMessage {
role: String,
content: String,
}
/// Ollama chat request format
#[derive(Debug, Serialize)]
struct OllamaChatRequest {
model: String,
messages: Vec<OllamaMessage>,
stream: bool,
#[serde(flatten)]
options: HashMap<String, Value>,
}
/// Ollama chat response format
#[derive(Debug, Deserialize)]
struct OllamaChatResponse {
message: Option<OllamaMessage>,
done: bool,
#[serde(default)]
prompt_eval_count: Option<u32>,
#[serde(default)]
eval_count: Option<u32>,
#[serde(default)]
error: Option<String>,
}
#[derive(Debug, Deserialize)]
struct OllamaErrorResponse {
error: Option<String>,
}
/// Ollama models list response
#[derive(Debug, Deserialize)]
struct OllamaModelsResponse {
models: Vec<OllamaModelInfo>,
}
/// Ollama model information
#[derive(Debug, Deserialize)]
struct OllamaModelInfo {
name: String,
#[serde(default)]
details: Option<OllamaModelDetails>,
}
#[derive(Debug, Deserialize)]
struct OllamaModelDetails {
#[serde(default)]
family: Option<String>,
}
impl OllamaProvider {
/// Create a new Ollama provider with sensible defaults
pub fn new(base_url: impl Into<String>) -> Result<Self> {
Self::with_options(OllamaOptions::new(base_url))
}
/// Create a provider from configuration settings
pub fn from_config(config: &ProviderConfig, general: Option<&GeneralSettings>) -> Result<Self> {
let mut options = OllamaOptions::new(
config
.base_url
.clone()
.unwrap_or_else(|| "http://localhost:11434".to_string()),
);
if let Some(timeout) = config
.extra
.get("timeout_secs")
.and_then(|value| value.as_u64())
{
options.request_timeout = Duration::from_secs(timeout.max(5));
}
if let Some(cache_ttl) = config
.extra
.get("model_cache_ttl_secs")
.and_then(|value| value.as_u64())
{
options.model_cache_ttl = Duration::from_secs(cache_ttl.max(5));
}
if let Some(general) = general {
options = options.with_general(general);
}
Self::with_options(options)
}
/// Create a provider from explicit options
pub fn with_options(options: OllamaOptions) -> Result<Self> {
let client = Client::builder()
.timeout(options.request_timeout)
.build()
.map_err(|e| owlen_core::Error::Config(format!("Failed to build HTTP client: {e}")))?;
Ok(Self {
client,
base_url: options.base_url.trim_end_matches('/').to_string(),
model_manager: ModelManager::new(options.model_cache_ttl),
})
}
/// Accessor for the underlying model manager
pub fn model_manager(&self) -> &ModelManager {
&self.model_manager
}
fn convert_message(message: &Message) -> OllamaMessage {
OllamaMessage {
role: match message.role {
Role::User => "user".to_string(),
Role::Assistant => "assistant".to_string(),
Role::System => "system".to_string(),
},
content: message.content.clone(),
}
}
fn convert_ollama_message(message: &OllamaMessage) -> Message {
let role = match message.role.as_str() {
"user" => Role::User,
"assistant" => Role::Assistant,
"system" => Role::System,
_ => Role::Assistant,
};
Message::new(role, message.content.clone())
}
fn build_options(parameters: ChatParameters) -> HashMap<String, Value> {
let mut options = parameters.extra;
if let Some(temperature) = parameters.temperature {
options
.entry("temperature".to_string())
.or_insert(json!(temperature as f64));
}
if let Some(max_tokens) = parameters.max_tokens {
options
.entry("num_predict".to_string())
.or_insert(json!(max_tokens));
}
options
}
async fn fetch_models(&self) -> Result<Vec<ModelInfo>> {
let url = format!("{}/api/tags", self.base_url);
let response = self
.client
.get(&url)
.send()
.await
.map_err(|e| owlen_core::Error::Network(format!("Failed to fetch models: {e}")))?;
if !response.status().is_success() {
let code = response.status();
let error = parse_error_body(response).await;
return Err(owlen_core::Error::Network(format!(
"Ollama model listing failed ({code}): {error}"
)));
}
let body = response.text().await.map_err(|e| {
owlen_core::Error::Network(format!("Failed to read models response: {e}"))
})?;
let ollama_response: OllamaModelsResponse =
serde_json::from_str(&body).map_err(owlen_core::Error::Serialization)?;
let models = ollama_response
.models
.into_iter()
.map(|model| ModelInfo {
id: model.name.clone(),
name: model.name.clone(),
description: model
.details
.as_ref()
.and_then(|d| d.family.as_ref().map(|f| format!("Ollama {f} model"))),
provider: "ollama".to_string(),
context_window: None,
capabilities: vec!["chat".to_string()],
})
.collect();
Ok(models)
}
}
#[async_trait::async_trait]
impl Provider for OllamaProvider {
fn name(&self) -> &str {
"ollama"
}
async fn list_models(&self) -> Result<Vec<ModelInfo>> {
self.model_manager
.get_or_refresh(false, || async { self.fetch_models().await })
.await
}
async fn chat(&self, request: ChatRequest) -> Result<ChatResponse> {
let ChatRequest {
model,
messages,
parameters,
} = request;
let messages: Vec<OllamaMessage> = messages.iter().map(Self::convert_message).collect();
let options = Self::build_options(parameters);
let ollama_request = OllamaChatRequest {
model,
messages,
stream: false,
options,
};
let url = format!("{}/api/chat", self.base_url);
let response = self
.client
.post(&url)
.json(&ollama_request)
.send()
.await
.map_err(|e| owlen_core::Error::Network(format!("Chat request failed: {e}")))?;
if !response.status().is_success() {
let code = response.status();
let error = parse_error_body(response).await;
return Err(owlen_core::Error::Network(format!(
"Ollama chat failed ({code}): {error}"
)));
}
let body = response.text().await.map_err(|e| {
owlen_core::Error::Network(format!("Failed to read chat response: {e}"))
})?;
let mut ollama_response: OllamaChatResponse =
serde_json::from_str(&body).map_err(owlen_core::Error::Serialization)?;
if let Some(error) = ollama_response.error.take() {
return Err(owlen_core::Error::Provider(anyhow::anyhow!(error)));
}
let message = match ollama_response.message {
Some(ref msg) => Self::convert_ollama_message(msg),
None => {
return Err(owlen_core::Error::Provider(anyhow::anyhow!(
"Ollama response missing message"
)))
}
};
let usage = if let (Some(prompt_tokens), Some(completion_tokens)) = (
ollama_response.prompt_eval_count,
ollama_response.eval_count,
) {
Some(TokenUsage {
prompt_tokens,
completion_tokens,
total_tokens: prompt_tokens + completion_tokens,
})
} else {
None
};
Ok(ChatResponse {
message,
usage,
is_streaming: false,
is_final: true,
})
}
async fn chat_stream(&self, request: ChatRequest) -> Result<ChatStream> {
let ChatRequest {
model,
messages,
parameters,
} = request;
let messages: Vec<OllamaMessage> = messages.iter().map(Self::convert_message).collect();
let options = Self::build_options(parameters);
let ollama_request = OllamaChatRequest {
model,
messages,
stream: true,
options,
};
let url = format!("{}/api/chat", self.base_url);
let response = self
.client
.post(&url)
.json(&ollama_request)
.send()
.await
.map_err(|e| owlen_core::Error::Network(format!("Streaming request failed: {e}")))?;
if !response.status().is_success() {
let code = response.status();
let error = parse_error_body(response).await;
return Err(owlen_core::Error::Network(format!(
"Ollama streaming chat failed ({code}): {error}"
)));
}
let (tx, rx) = mpsc::unbounded_channel();
let mut stream = response.bytes_stream();
tokio::spawn(async move {
let mut buffer = String::new();
while let Some(chunk) = stream.next().await {
match chunk {
Ok(bytes) => {
if let Ok(text) = String::from_utf8(bytes.to_vec()) {
buffer.push_str(&text);
while let Some(pos) = buffer.find('\n') {
let mut line = buffer[..pos].trim().to_string();
buffer.drain(..=pos);
if line.is_empty() {
continue;
}
if line.ends_with('\r') {
line.pop();
}
match serde_json::from_str::<OllamaChatResponse>(&line) {
Ok(mut ollama_response) => {
if let Some(error) = ollama_response.error.take() {
let _ = tx.send(Err(owlen_core::Error::Provider(
anyhow::anyhow!(error),
)));
break;
}
if let Some(message) = ollama_response.message {
let mut chat_response = ChatResponse {
message: Self::convert_ollama_message(&message),
usage: None,
is_streaming: true,
is_final: ollama_response.done,
};
if let (Some(prompt_tokens), Some(completion_tokens)) = (
ollama_response.prompt_eval_count,
ollama_response.eval_count,
) {
chat_response.usage = Some(TokenUsage {
prompt_tokens,
completion_tokens,
total_tokens: prompt_tokens + completion_tokens,
});
}
if tx.send(Ok(chat_response)).is_err() {
break;
}
if ollama_response.done {
break;
}
}
}
Err(e) => {
let _ = tx.send(Err(owlen_core::Error::Serialization(e)));
break;
}
}
}
} else {
let _ = tx.send(Err(owlen_core::Error::Serialization(
serde_json::Error::io(io::Error::new(
io::ErrorKind::InvalidData,
"Non UTF-8 chunk from Ollama",
)),
)));
break;
}
}
Err(e) => {
let _ = tx.send(Err(owlen_core::Error::Network(format!(
"Stream error: {e}"
))));
break;
}
}
}
});
let stream = UnboundedReceiverStream::new(rx);
Ok(Box::pin(stream))
}
async fn health_check(&self) -> Result<()> {
let url = format!("{}/api/version", self.base_url);
let response = self
.client
.get(&url)
.send()
.await
.map_err(|e| owlen_core::Error::Network(format!("Health check failed: {e}")))?;
if response.status().is_success() {
Ok(())
} else {
Err(owlen_core::Error::Network(format!(
"Ollama health check failed: HTTP {}",
response.status()
)))
}
}
fn config_schema(&self) -> serde_json::Value {
serde_json::json!({
"type": "object",
"properties": {
"base_url": {
"type": "string",
"description": "Base URL for Ollama API",
"default": "http://localhost:11434"
},
"timeout_secs": {
"type": "integer",
"description": "HTTP request timeout in seconds",
"minimum": 5,
"default": DEFAULT_TIMEOUT_SECS
},
"model_cache_ttl_secs": {
"type": "integer",
"description": "Seconds to cache model listings",
"minimum": 5,
"default": DEFAULT_MODEL_CACHE_TTL_SECS
}
}
})
}
}
async fn parse_error_body(response: reqwest::Response) -> String {
match response.bytes().await {
Ok(bytes) => {
if bytes.is_empty() {
return "unknown error".to_string();
}
if let Ok(err) = serde_json::from_slice::<OllamaErrorResponse>(&bytes) {
if let Some(error) = err.error {
return error;
}
}
match String::from_utf8(bytes.to_vec()) {
Ok(text) if !text.trim().is_empty() => text,
_ => "unknown error".to_string(),
}
}
Err(_) => "unknown error".to_string(),
}
}

32
crates/owlen-tui/Cargo.toml
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@@ -1,32 +0,0 @@
[package]
name = "owlen-tui"
version.workspace = true
edition.workspace = true
authors.workspace = true
license.workspace = true
repository.workspace = true
homepage.workspace = true
description = "Terminal User Interface for OWLEN LLM client"
[dependencies]
owlen-core = { path = "../owlen-core" }
# TUI framework
ratatui = { workspace = true }
crossterm = { workspace = true }
tui-textarea = { workspace = true }
textwrap = { workspace = true }
unicode-width = "0.1"
# Async runtime
tokio = { workspace = true }
tokio-util = { workspace = true }
futures-util = { workspace = true }
# Utilities
anyhow = { workspace = true }
uuid = { workspace = true }
[dev-dependencies]
tokio-test = { workspace = true }
tempfile = { workspace = true }

1747
crates/owlen-tui/src/chat_app.rs
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File diff suppressed because it is too large Load Diff

44
crates/owlen-tui/src/code_app.rs
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@@ -1,44 +0,0 @@
use anyhow::Result;
use owlen_core::session::SessionController;
use owlen_core::ui::{AppState, InputMode};
use tokio::sync::mpsc;
use crate::chat_app::{ChatApp, SessionEvent};
use crate::events::Event;
const DEFAULT_SYSTEM_PROMPT: &str =
"You are OWLEN Code Assistant. Provide detailed, actionable programming help.";
pub struct CodeApp {
inner: ChatApp,
}
impl CodeApp {
pub fn new(mut controller: SessionController) -> (Self, mpsc::UnboundedReceiver<SessionEvent>) {
controller
.conversation_mut()
.push_system_message(DEFAULT_SYSTEM_PROMPT.to_string());
let (inner, rx) = ChatApp::new(controller);
(Self { inner }, rx)
}
pub async fn handle_event(&mut self, event: Event) -> Result<AppState> {
self.inner.handle_event(event).await
}
pub fn handle_session_event(&mut self, event: SessionEvent) -> Result<()> {
self.inner.handle_session_event(event)
}
pub fn mode(&self) -> InputMode {
self.inner.mode()
}
pub fn inner(&self) -> &ChatApp {
&self.inner
}
pub fn inner_mut(&mut self) -> &mut ChatApp {
&mut self.inner
}
}

16
crates/owlen-tui/src/config.rs
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@@ -1,16 +0,0 @@
pub use owlen_core::config::{
default_config_path, ensure_ollama_config, session_timeout, Config, GeneralSettings,
InputSettings, StorageSettings, UiSettings, DEFAULT_CONFIG_PATH,
};
/// Attempt to load configuration from default location
pub fn try_load_config() -> Option<Config> {
Config::load(None).ok()
}
/// Persist configuration to default path
pub fn save_config(config: &Config) -> anyhow::Result<()> {
config
.save(None)
.map_err(|e| anyhow::anyhow!(e.to_string()))
}

210
crates/owlen-tui/src/events.rs
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@@ -1,210 +0,0 @@
use crossterm::event::{self, KeyCode, KeyEvent, KeyEventKind, KeyModifiers};
use std::time::Duration;
use tokio::sync::mpsc;
use tokio_util::sync::CancellationToken;
/// Application events
#[derive(Debug, Clone)]
pub enum Event {
/// Terminal key press event
Key(KeyEvent),
/// Terminal resize event
#[allow(dead_code)]
Resize(u16, u16),
/// Paste event
Paste(String),
/// Tick event for regular updates
Tick,
}
/// Event handler that captures terminal events and sends them to the application
pub struct EventHandler {
sender: mpsc::UnboundedSender<Event>,
tick_rate: Duration,
cancellation_token: CancellationToken,
}
impl EventHandler {
pub fn new(
sender: mpsc::UnboundedSender<Event>,
cancellation_token: CancellationToken,
) -> Self {
Self {
sender,
tick_rate: Duration::from_millis(250), // 4 times per second
cancellation_token,
}
}
pub async fn run(&self) {
let mut last_tick = tokio::time::Instant::now();
loop {
if self.cancellation_token.is_cancelled() {
break;
}
let timeout = self
.tick_rate
.checked_sub(last_tick.elapsed())
.unwrap_or_else(|| Duration::from_secs(0));
if event::poll(timeout).unwrap_or(false) {
match event::read() {
Ok(event) => {
match event {
crossterm::event::Event::Key(key) => {
// Only handle KeyEventKind::Press to avoid duplicate events
if key.kind == KeyEventKind::Press {
let _ = self.sender.send(Event::Key(key));
}
}
crossterm::event::Event::Resize(width, height) => {
let _ = self.sender.send(Event::Resize(width, height));
}
crossterm::event::Event::Paste(text) => {
let _ = self.sender.send(Event::Paste(text));
}
_ => {}
}
}
Err(_) => {
// Handle error by continuing the loop
continue;
}
}
}
if last_tick.elapsed() >= self.tick_rate {
let _ = self.sender.send(Event::Tick);
last_tick = tokio::time::Instant::now();
}
}
}
}
/// Helper functions for key event handling
impl Event {
/// Check if this is a quit command (Ctrl+C or 'q')
pub fn is_quit(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Char('q'),
modifiers: KeyModifiers::NONE,
..
}) | Event::Key(KeyEvent {
code: KeyCode::Char('c'),
modifiers: KeyModifiers::CONTROL,
..
})
)
}
/// Check if this is an enter key press
pub fn is_enter(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Enter,
..
})
)
}
/// Check if this is a tab key press
#[allow(dead_code)]
pub fn is_tab(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Tab,
modifiers: KeyModifiers::NONE,
..
})
)
}
/// Check if this is a backspace
pub fn is_backspace(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Backspace,
..
})
)
}
/// Check if this is an escape key press
pub fn is_escape(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Esc,
..
})
)
}
/// Get the character if this is a character key event
pub fn as_char(&self) -> Option<char> {
match self {
Event::Key(KeyEvent {
code: KeyCode::Char(c),
modifiers: KeyModifiers::NONE,
..
}) => Some(*c),
Event::Key(KeyEvent {
code: KeyCode::Char(c),
modifiers: KeyModifiers::SHIFT,
..
}) => Some(*c),
_ => None,
}
}
/// Check if this is an up arrow key press
pub fn is_up(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Up,
..
})
)
}
/// Check if this is a down arrow key press
pub fn is_down(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Down,
..
})
)
}
/// Check if this is a left arrow key press
pub fn is_left(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Left,
..
})
)
}
/// Check if this is a right arrow key press
pub fn is_right(&self) -> bool {
matches!(
self,
Event::Key(KeyEvent {
code: KeyCode::Right,
..
})
)
}
}

10
crates/owlen-tui/src/lib.rs
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@@ -1,10 +0,0 @@
pub mod chat_app;
pub mod code_app;
pub mod config;
pub mod events;
pub mod ui;
pub use chat_app::{ChatApp, SessionEvent};
pub use code_app::CodeApp;
pub use events::{Event, EventHandler};
pub use owlen_core::ui::{AppState, FocusedPanel, InputMode};

1344
crates/owlen-tui/src/ui.rs
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File diff suppressed because it is too large Load Diff

22
crates/platform/config/.gitignore vendored Normal file
View File

@@ -0,0 +1,22 @@
/target
### Rust template
# Generated by Cargo
# will have compiled files and executables
debug/
target/
# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
Cargo.lock
# These are backup files generated by rustfmt
**/*.rs.bk
# MSVC Windows builds of rustc generate these, which store debugging information
*.pdb
### rust-analyzer template
# Can be generated by other build systems other than cargo (ex: bazelbuild/rust_rules)
rust-project.json

15
crates/platform/config/Cargo.toml Normal file
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@@ -0,0 +1,15 @@
[package]
name = "config-agent"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
serde = { version = "1", features = ["derive"] }
directories = "5"
figment = { version = "0.10", features = ["toml", "env"] }
permissions = { path = "../permissions" }
[dev-dependencies]
tempfile = "3.23.0"

76
crates/platform/config/src/lib.rs Normal file
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@@ -0,0 +1,76 @@
use directories::ProjectDirs;
use figment::{
Figment,
providers::{Env, Format, Serialized, Toml},
};
use serde::{Deserialize, Serialize};
use std::path::PathBuf;
use permissions::{Mode, PermissionManager};
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Settings {
#[serde(default = "default_ollama_url")]
pub ollama_url: String,
#[serde(default = "default_model")]
pub model: String,
#[serde(default = "default_mode")]
pub mode: String, // "plan" (read-only) for now
#[serde(default)]
pub api_key: Option<String>, // For Ollama Cloud or other API authentication
}
fn default_ollama_url() -> String {
"http://localhost:11434".into()
}
fn default_model() -> String {
"qwen3:8b".into()
}
fn default_mode() -> String {
"plan".into()
}
impl Default for Settings {
fn default() -> Self {
Self {
ollama_url: default_ollama_url(),
model: default_model(),
mode: default_mode(),
api_key: None,
}
}
}
impl Settings {
/// Create a PermissionManager based on the configured mode
pub fn create_permission_manager(&self) -> PermissionManager {
let mode = Mode::from_str(&self.mode).unwrap_or(Mode::Plan);
PermissionManager::new(mode)
}
/// Get the Mode enum from the mode string
pub fn get_mode(&self) -> Mode {
Mode::from_str(&self.mode).unwrap_or(Mode::Plan)
}
}
pub fn load_settings(project_root: Option<&str>) -> Result<Settings, figment::Error> {
let mut fig = Figment::from(Serialized::defaults(Settings::default()));
// User file: ~/.config/owlen/config.toml
if let Some(pd) = ProjectDirs::from("dev", "owlibou", "owlen") {
let user = pd.config_dir().join("config.toml");
fig = fig.merge(Toml::file(user));
}
// Project file: <root>/.owlen.toml
if let Some(root) = project_root {
fig = fig.merge(Toml::file(PathBuf::from(root).join(".owlen.toml")));
}
// Environment variables have highest precedence
fig = fig.merge(Env::prefixed("OWLEN_").split("__"));
// Support OLLAMA_API_KEY, OLLAMA_MODEL, etc. (without nesting)
fig = fig.merge(Env::prefixed("OLLAMA_"));
fig.extract()
}

48
crates/platform/config/tests/precedence.rs Normal file
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@@ -0,0 +1,48 @@
use config_agent::{load_settings, Settings};
use permissions::{Mode, PermissionDecision, Tool};
use std::{env, fs};
#[test]
fn precedence_env_overrides_files() {
let tmp = tempfile::tempdir().unwrap();
let project_file = tmp.path().join(".owlen.toml");
fs::write(&project_file, r#"model="local-model""#).unwrap();
unsafe { env::set_var("OWLEN_MODEL", "env-model"); }
let s = load_settings(Some(tmp.path().to_str().unwrap())).unwrap();
assert_eq!(s.model, "env-model");
}
#[test]
fn default_mode_is_plan() {
let s = Settings::default();
assert_eq!(s.mode, "plan");
}
#[test]
fn settings_create_permission_manager_with_plan_mode() {
let s = Settings::default();
let mgr = s.create_permission_manager();
// Plan mode should allow read operations
assert_eq!(mgr.check(Tool::Read, None), PermissionDecision::Allow);
// Plan mode should ask for write operations
assert_eq!(mgr.check(Tool::Write, None), PermissionDecision::Ask);
}
#[test]
fn settings_parse_mode_from_config() {
let tmp = tempfile::tempdir().unwrap();
let project_file = tmp.path().join(".owlen.toml");
fs::write(&project_file, r#"mode="code""#).unwrap();
let s = load_settings(Some(tmp.path().to_str().unwrap())).unwrap();
assert_eq!(s.mode, "code");
assert_eq!(s.get_mode(), Mode::Code);
let mgr = s.create_permission_manager();
// Code mode should allow everything
assert_eq!(mgr.check(Tool::Write, None), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Bash, None), PermissionDecision::Allow);
}

16
crates/platform/hooks/Cargo.toml Normal file
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@@ -0,0 +1,16 @@
[package]
name = "hooks"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
serde = { version = "1", features = ["derive"] }
serde_json = "1"
tokio = { version = "1.39", features = ["process", "time", "io-util"] }
color-eyre = "0.6"
[dev-dependencies]
tempfile = "3.23.0"
tokio = { version = "1.39", features = ["macros", "rt-multi-thread"] }

171
crates/platform/hooks/src/lib.rs Normal file
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@@ -0,0 +1,171 @@
use color_eyre::eyre::{Result, eyre};
use serde::{Deserialize, Serialize};
use serde_json::Value;
use std::path::PathBuf;
use std::process::Stdio;
use tokio::io::AsyncWriteExt;
use tokio::process::Command;
use tokio::time::timeout;
use std::time::Duration;
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[serde(tag = "event", rename_all = "camelCase")]
pub enum HookEvent {
#[serde(rename_all = "camelCase")]
PreToolUse {
tool: String,
args: Value,
},
#[serde(rename_all = "camelCase")]
PostToolUse {
tool: String,
result: Value,
},
#[serde(rename_all = "camelCase")]
SessionStart {
session_id: String,
},
#[serde(rename_all = "camelCase")]
SessionEnd {
session_id: String,
},
#[serde(rename_all = "camelCase")]
UserPromptSubmit {
prompt: String,
},
PreCompact,
}
impl HookEvent {
/// Get the hook name for this event (used to find the hook script)
pub fn hook_name(&self) -> &str {
match self {
HookEvent::PreToolUse { .. } => "PreToolUse",
HookEvent::PostToolUse { .. } => "PostToolUse",
HookEvent::SessionStart { .. } => "SessionStart",
HookEvent::SessionEnd { .. } => "SessionEnd",
HookEvent::UserPromptSubmit { .. } => "UserPromptSubmit",
HookEvent::PreCompact => "PreCompact",
}
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum HookResult {
Allow,
Deny,
}
pub struct HookManager {
project_root: PathBuf,
}
impl HookManager {
pub fn new(project_root: &str) -> Self {
Self {
project_root: PathBuf::from(project_root),
}
}
/// Execute a hook for the given event
///
/// Returns:
/// - Ok(HookResult::Allow) if hook succeeds or doesn't exist (exit code 0 or no hook)
/// - Ok(HookResult::Deny) if hook denies (exit code 2)
/// - Err if hook fails (other exit codes) or times out
pub async fn execute(&self, event: &HookEvent, timeout_ms: Option<u64>) -> Result<HookResult> {
let hook_path = self.get_hook_path(event);
// If hook doesn't exist, allow by default
if !hook_path.exists() {
return Ok(HookResult::Allow);
}
// Serialize event to JSON
let input_json = serde_json::to_string(event)?;
// Spawn the hook process
let mut child = Command::new(&hook_path)
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.current_dir(&self.project_root)
.spawn()?;
// Write JSON input to stdin
if let Some(mut stdin) = child.stdin.take() {
stdin.write_all(input_json.as_bytes()).await?;
stdin.flush().await?;
drop(stdin); // Close stdin
}
// Wait for process with timeout
let result = if let Some(ms) = timeout_ms {
timeout(Duration::from_millis(ms), child.wait_with_output()).await
} else {
Ok(child.wait_with_output().await)
};
match result {
Ok(Ok(output)) => {
// Check exit code
match output.status.code() {
Some(0) => Ok(HookResult::Allow),
Some(2) => Ok(HookResult::Deny),
Some(code) => Err(eyre!(
"Hook {} failed with exit code {}: {}",
event.hook_name(),
code,
String::from_utf8_lossy(&output.stderr)
)),
None => Err(eyre!("Hook {} terminated by signal", event.hook_name())),
}
}
Ok(Err(e)) => Err(eyre!("Failed to execute hook {}: {}", event.hook_name(), e)),
Err(_) => Err(eyre!("Hook {} timed out", event.hook_name())),
}
}
fn get_hook_path(&self, event: &HookEvent) -> PathBuf {
self.project_root
.join(".owlen")
.join("hooks")
.join(event.hook_name())
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn hook_event_serializes_correctly() {
let event = HookEvent::PreToolUse {
tool: "Read".to_string(),
args: serde_json::json!({"path": "/tmp/test.txt"}),
};
let json = serde_json::to_string(&event).unwrap();
assert!(json.contains("\"event\":\"preToolUse\""));
assert!(json.contains("\"tool\":\"Read\""));
}
#[test]
fn hook_event_names() {
assert_eq!(
HookEvent::PreToolUse {
tool: "Read".to_string(),
args: serde_json::json!({}),
}
.hook_name(),
"PreToolUse"
);
assert_eq!(
HookEvent::SessionStart {
session_id: "123".to_string(),
}
.hook_name(),
"SessionStart"
);
}
}

160
crates/platform/hooks/tests/hooks.rs Normal file
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@@ -0,0 +1,160 @@
use hooks::{HookEvent, HookManager, HookResult};
use std::fs;
use tempfile::tempdir;
#[tokio::test]
async fn pretooluse_can_deny_call() {
let dir = tempdir().unwrap();
let hooks_dir = dir.path().join(".owlen/hooks");
fs::create_dir_all(&hooks_dir).unwrap();
// Create a PreToolUse hook that denies Write operations
let hook_script = r#"#!/bin/bash
INPUT=$(cat)
TOOL=$(echo "$INPUT" | grep -o '"tool":"[^"]*"' | cut -d'"' -f4)
if [ "$TOOL" = "Write" ]; then
exit 2 # Deny
fi
exit 0 # Allow
"#;
let hook_path = hooks_dir.join("PreToolUse");
fs::write(&hook_path, hook_script).unwrap();
fs::set_permissions(&hook_path, std::os::unix::fs::PermissionsExt::from_mode(0o755)).unwrap();
let manager = HookManager::new(dir.path().to_str().unwrap());
// Test Write tool (should be denied)
let write_event = HookEvent::PreToolUse {
tool: "Write".to_string(),
args: serde_json::json!({"path": "/tmp/test.txt", "content": "hello"}),
};
let result = manager.execute(&write_event, Some(5000)).await.unwrap();
assert_eq!(result, HookResult::Deny);
// Test Read tool (should be allowed)
let read_event = HookEvent::PreToolUse {
tool: "Read".to_string(),
args: serde_json::json!({"path": "/tmp/test.txt"}),
};
let result = manager.execute(&read_event, Some(5000)).await.unwrap();
assert_eq!(result, HookResult::Allow);
}
#[tokio::test]
async fn posttooluse_runs_parallel() {
let dir = tempdir().unwrap();
let hooks_dir = dir.path().join(".owlen/hooks");
fs::create_dir_all(&hooks_dir).unwrap();
let output_file = dir.path().join("hook_output.txt");
// Create a PostToolUse hook that writes to a file
let hook_script = format!(
r#"#!/bin/bash
INPUT=$(cat)
echo "Hook executed: $INPUT" >> {}
exit 0
"#,
output_file.display()
);
let hook_path = hooks_dir.join("PostToolUse");
fs::write(&hook_path, hook_script).unwrap();
fs::set_permissions(&hook_path, std::os::unix::fs::PermissionsExt::from_mode(0o755)).unwrap();
let manager = HookManager::new(dir.path().to_str().unwrap());
// Execute hook
let event = HookEvent::PostToolUse {
tool: "Read".to_string(),
result: serde_json::json!({"success": true}),
};
let result = manager.execute(&event, Some(5000)).await.unwrap();
assert_eq!(result, HookResult::Allow);
// Verify hook ran
let output = fs::read_to_string(&output_file).unwrap();
assert!(output.contains("Hook executed"));
}
#[tokio::test]
async fn sessionstart_persists_env() {
let dir = tempdir().unwrap();
let hooks_dir = dir.path().join(".owlen/hooks");
fs::create_dir_all(&hooks_dir).unwrap();
let env_file = dir.path().join(".owlen/session.env");
// Create a SessionStart hook that writes env vars to a file
let hook_script = format!(
r#"#!/bin/bash
cat > {} <<EOF
MY_VAR=hello
ANOTHER_VAR=world
EOF
exit 0
"#,
env_file.display()
);
let hook_path = hooks_dir.join("SessionStart");
fs::write(&hook_path, hook_script).unwrap();
fs::set_permissions(&hook_path, std::os::unix::fs::PermissionsExt::from_mode(0o755)).unwrap();
let manager = HookManager::new(dir.path().to_str().unwrap());
// Execute SessionStart hook
let event = HookEvent::SessionStart {
session_id: "test-123".to_string(),
};
let result = manager.execute(&event, Some(5000)).await.unwrap();
assert_eq!(result, HookResult::Allow);
// Verify env file was created
assert!(env_file.exists());
let content = fs::read_to_string(&env_file).unwrap();
assert!(content.contains("MY_VAR=hello"));
assert!(content.contains("ANOTHER_VAR=world"));
}
#[tokio::test]
async fn hook_timeout_works() {
let dir = tempdir().unwrap();
let hooks_dir = dir.path().join(".owlen/hooks");
fs::create_dir_all(&hooks_dir).unwrap();
// Create a hook that sleeps longer than the timeout
let hook_script = r#"#!/bin/bash
sleep 10
exit 0
"#;
let hook_path = hooks_dir.join("PreToolUse");
fs::write(&hook_path, hook_script).unwrap();
fs::set_permissions(&hook_path, std::os::unix::fs::PermissionsExt::from_mode(0o755)).unwrap();
let manager = HookManager::new(dir.path().to_str().unwrap());
let event = HookEvent::PreToolUse {
tool: "Read".to_string(),
args: serde_json::json!({"path": "/tmp/test.txt"}),
};
// Should timeout after 1000ms
let result = manager.execute(&event, Some(1000)).await;
assert!(result.is_err());
let err_msg = result.unwrap_err().to_string();
assert!(err_msg.contains("timeout") || err_msg.contains("timed out"));
}
#[tokio::test]
async fn hook_not_found_is_ok() {
let dir = tempdir().unwrap();
let manager = HookManager::new(dir.path().to_str().unwrap());
// No hooks directory exists, should just return Allow
let event = HookEvent::PreToolUse {
tool: "Read".to_string(),
args: serde_json::json!({"path": "/tmp/test.txt"}),
};
let result = manager.execute(&event, Some(5000)).await.unwrap();
assert_eq!(result, HookResult::Allow);
}

10
crates/platform/permissions/Cargo.toml Normal file
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@@ -0,0 +1,10 @@
[package]
name = "permissions"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
serde = { version = "1", features = ["derive"] }
thiserror = "1"

240
crates/platform/permissions/src/lib.rs Normal file
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use serde::{Deserialize, Serialize};
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
pub enum Tool {
Read,
Write,
Edit,
Bash,
Grep,
Glob,
WebFetch,
WebSearch,
NotebookRead,
NotebookEdit,
SlashCommand,
Task,
TodoWrite,
Mcp,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum Action {
Allow,
Ask,
Deny,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum Mode {
Plan, // Read-only: Read/Grep/Glob allowed, others Ask
AcceptEdits, // Auto-allow Edit/Write, Bash still Ask
Code, // Full access (all allowed)
}
impl Mode {
pub fn from_str(s: &str) -> Option<Self> {
match s.to_lowercase().as_str() {
"plan" => Some(Mode::Plan),
"acceptedits" | "accept_edits" => Some(Mode::AcceptEdits),
"code" => Some(Mode::Code),
_ => None,
}
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum PermissionDecision {
Allow,
Ask,
Deny,
}
#[derive(Debug, Clone)]
pub struct PermissionRule {
pub tool: Tool,
pub pattern: Option<String>,
pub action: Action,
}
impl PermissionRule {
fn matches(&self, tool: Tool, context: Option<&str>) -> bool {
if self.tool != tool {
return false;
}
match (&self.pattern, context) {
(None, _) => true, // No pattern means match all
(Some(_), None) => false, // Pattern specified but no context
(Some(pattern), Some(ctx)) => {
// Support prefix matching with wildcard
if pattern.ends_with('*') {
let prefix = pattern.trim_end_matches('*');
ctx.starts_with(prefix)
} else {
// Exact match
pattern == ctx
}
}
}
}
}
#[derive(Debug)]
pub struct PermissionManager {
mode: Mode,
rules: Vec<PermissionRule>,
}
impl PermissionManager {
pub fn new(mode: Mode) -> Self {
Self {
mode,
rules: Vec::new(),
}
}
pub fn add_rule(&mut self, tool: Tool, pattern: Option<String>, action: Action) {
self.rules.push(PermissionRule {
tool,
pattern,
action,
});
}
pub fn check(&self, tool: Tool, context: Option<&str>) -> PermissionDecision {
// Check explicit rules first (most specific to least specific)
// Deny rules take precedence
for rule in &self.rules {
if rule.matches(tool, context) {
return match rule.action {
Action::Allow => PermissionDecision::Allow,
Action::Ask => PermissionDecision::Ask,
Action::Deny => PermissionDecision::Deny,
};
}
}
// Fall back to mode-based defaults
self.check_mode_default(tool)
}
fn check_mode_default(&self, tool: Tool) -> PermissionDecision {
match self.mode {
Mode::Plan => match tool {
// Read-only tools are allowed in plan mode
Tool::Read | Tool::Grep | Tool::Glob | Tool::NotebookRead => {
PermissionDecision::Allow
}
// Everything else requires asking
_ => PermissionDecision::Ask,
},
Mode::AcceptEdits => match tool {
// Read operations allowed
Tool::Read | Tool::Grep | Tool::Glob | Tool::NotebookRead => {
PermissionDecision::Allow
}
// Edit/Write operations allowed
Tool::Edit | Tool::Write | Tool::NotebookEdit => PermissionDecision::Allow,
// Bash and other dangerous operations still require asking
Tool::Bash | Tool::WebFetch | Tool::WebSearch | Tool::Mcp => PermissionDecision::Ask,
// Utility tools allowed
Tool::TodoWrite | Tool::SlashCommand | Tool::Task => PermissionDecision::Allow,
},
Mode::Code => {
// Everything allowed in code mode
PermissionDecision::Allow
}
}
}
pub fn set_mode(&mut self, mode: Mode) {
self.mode = mode;
}
pub fn mode(&self) -> Mode {
self.mode
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn pattern_exact_match() {
let rule = PermissionRule {
tool: Tool::Bash,
pattern: Some("npm test".to_string()),
action: Action::Allow,
};
assert!(rule.matches(Tool::Bash, Some("npm test")));
assert!(!rule.matches(Tool::Bash, Some("npm install")));
assert!(!rule.matches(Tool::Read, Some("npm test")));
}
#[test]
fn pattern_prefix_match() {
let rule = PermissionRule {
tool: Tool::Bash,
pattern: Some("npm test:*".to_string()),
action: Action::Allow,
};
assert!(rule.matches(Tool::Bash, Some("npm test:unit")));
assert!(rule.matches(Tool::Bash, Some("npm test:integration")));
assert!(!rule.matches(Tool::Bash, Some("npm install")));
}
#[test]
fn pattern_no_context() {
let rule = PermissionRule {
tool: Tool::Bash,
pattern: Some("npm test".to_string()),
action: Action::Allow,
};
// Pattern specified but no context provided
assert!(!rule.matches(Tool::Bash, None));
}
#[test]
fn no_pattern_matches_all() {
let rule = PermissionRule {
tool: Tool::Read,
pattern: None,
action: Action::Allow,
};
assert!(rule.matches(Tool::Read, Some("any context")));
assert!(rule.matches(Tool::Read, None));
}
#[test]
fn mcp_server_pattern_matching() {
// Allow all tools from a specific server
let rule = PermissionRule {
tool: Tool::Mcp,
pattern: Some("filesystem__*".to_string()),
action: Action::Allow,
};
assert!(rule.matches(Tool::Mcp, Some("filesystem__read_file")));
assert!(rule.matches(Tool::Mcp, Some("filesystem__write_file")));
assert!(!rule.matches(Tool::Mcp, Some("database__query")));
}
#[test]
fn mcp_exact_tool_matching() {
// Allow only a specific tool from a server
let rule = PermissionRule {
tool: Tool::Mcp,
pattern: Some("filesystem__read_file".to_string()),
action: Action::Allow,
};
assert!(rule.matches(Tool::Mcp, Some("filesystem__read_file")));
assert!(!rule.matches(Tool::Mcp, Some("filesystem__write_file")));
}
}

85
crates/platform/permissions/tests/plan_mode.rs Normal file
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use permissions::{PermissionManager, Mode, Tool, PermissionDecision};
#[test]
fn plan_mode_blocks_write_bash_by_default() {
let mgr = PermissionManager::new(Mode::Plan);
// Plan mode should allow read operations
assert_eq!(mgr.check(Tool::Read, None), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Grep, None), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Glob, None), PermissionDecision::Allow);
// Plan mode should ask for write operations
assert_eq!(mgr.check(Tool::Write, None), PermissionDecision::Ask);
assert_eq!(mgr.check(Tool::Edit, None), PermissionDecision::Ask);
// Plan mode should ask for Bash
assert_eq!(mgr.check(Tool::Bash, None), PermissionDecision::Ask);
}
#[test]
fn accept_edits_mode_allows_edit_write() {
let mgr = PermissionManager::new(Mode::AcceptEdits);
// AcceptEdits mode should allow read operations
assert_eq!(mgr.check(Tool::Read, None), PermissionDecision::Allow);
// AcceptEdits mode should allow edit/write
assert_eq!(mgr.check(Tool::Edit, None), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Write, None), PermissionDecision::Allow);
// But still ask for Bash
assert_eq!(mgr.check(Tool::Bash, None), PermissionDecision::Ask);
}
#[test]
fn code_mode_allows_everything() {
let mgr = PermissionManager::new(Mode::Code);
assert_eq!(mgr.check(Tool::Read, None), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Write, None), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Edit, None), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Bash, None), PermissionDecision::Allow);
}
#[test]
fn bash_pattern_matching() {
let mut mgr = PermissionManager::new(Mode::Plan);
// Add a rule to allow "npm test"
mgr.add_rule(Tool::Bash, Some("npm test".to_string()), permissions::Action::Allow);
// Should allow the exact command
assert_eq!(mgr.check(Tool::Bash, Some("npm test")), PermissionDecision::Allow);
// Should still ask for other commands
assert_eq!(mgr.check(Tool::Bash, Some("rm -rf /")), PermissionDecision::Ask);
}
#[test]
fn bash_prefix_matching() {
let mut mgr = PermissionManager::new(Mode::Plan);
// Add a rule to allow "npm test:*" (prefix match)
mgr.add_rule(Tool::Bash, Some("npm test:*".to_string()), permissions::Action::Allow);
// Should allow commands matching the prefix
assert_eq!(mgr.check(Tool::Bash, Some("npm test:unit")), PermissionDecision::Allow);
assert_eq!(mgr.check(Tool::Bash, Some("npm test:integration")), PermissionDecision::Allow);
// Should not allow non-matching commands
assert_eq!(mgr.check(Tool::Bash, Some("npm install")), PermissionDecision::Ask);
}
#[test]
fn deny_rules_take_precedence() {
let mut mgr = PermissionManager::new(Mode::Code);
// Even in Code mode, we can deny specific operations
mgr.add_rule(Tool::Bash, Some("rm -rf*".to_string()), permissions::Action::Deny);
assert_eq!(mgr.check(Tool::Bash, Some("rm -rf /")), PermissionDecision::Deny);
// But other commands are still allowed
assert_eq!(mgr.check(Tool::Bash, Some("ls")), PermissionDecision::Allow);
}

14
crates/tools/bash/Cargo.toml Normal file
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[package]
name = "tools-bash"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
tokio = { version = "1.39", features = ["process", "io-util", "time", "sync"] }
color-eyre = "0.6"
tempfile = "3.23.0"
[dev-dependencies]
tokio = { version = "1.39", features = ["macros", "rt-multi-thread"] }

170
crates/tools/bash/src/lib.rs Normal file
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use color_eyre::eyre::{Result, eyre};
use std::process::Stdio;
use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader};
use tokio::process::{Child, Command};
use tokio::sync::Mutex;
use tokio::time::{timeout, Duration};
const MAX_OUTPUT_LINES: usize = 2000;
const DEFAULT_TIMEOUT_MS: u64 = 120000; // 2 minutes
const COMMAND_DELIMITER: &str = "___OWLEN_CMD_END___";
#[derive(Debug, Clone)]
pub struct CommandOutput {
pub stdout: String,
pub stderr: String,
pub exit_code: i32,
pub success: bool,
}
pub struct BashSession {
child: Mutex<Child>,
}
impl BashSession {
/// Create a new persistent bash session
pub async fn new() -> Result<Self> {
let child = Command::new("bash")
.arg("--norc")
.arg("--noprofile")
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.kill_on_drop(true)
.spawn()?;
// Verify the process started
if child.stdin.is_none() || child.stdout.is_none() || child.stderr.is_none() {
return Err(eyre!("Failed to capture bash process stdio"));
}
Ok(Self {
child: Mutex::new(child),
})
}
/// Execute a command in the persistent bash session
///
/// # Arguments
/// * `command` - The bash command to execute
/// * `timeout_ms` - Optional timeout in milliseconds (default: 2 minutes)
pub async fn execute(&mut self, command: &str, timeout_ms: Option<u64>) -> Result<CommandOutput> {
let timeout_duration = Duration::from_millis(timeout_ms.unwrap_or(DEFAULT_TIMEOUT_MS));
let result = timeout(timeout_duration, self.execute_internal(command)).await;
match result {
Ok(output) => output,
Err(_) => Err(eyre!("Command timed out after {}ms", timeout_duration.as_millis())),
}
}
async fn execute_internal(&mut self, command: &str) -> Result<CommandOutput> {
let mut child = self.child.lock().await;
// Take ownership of stdio handles
let mut stdin = child.stdin.take().ok_or_else(|| eyre!("No stdin"))?;
let stdout = child.stdout.take().ok_or_else(|| eyre!("No stdout"))?;
let stderr = child.stderr.take().ok_or_else(|| eyre!("No stderr"))?;
// Write command with delimiter and exit code capture
let full_command = format!(
"{}\necho $? > /tmp/owlen_exit_code_$$.tmp\necho '{}'\n",
command, COMMAND_DELIMITER
);
stdin.write_all(full_command.as_bytes()).await?;
stdin.flush().await?;
// Read stdout until delimiter
let mut stdout_reader = BufReader::new(stdout);
let mut stdout_lines = Vec::new();
let mut line = String::new();
loop {
line.clear();
let n = stdout_reader.read_line(&mut line).await?;
if n == 0 {
return Err(eyre!("Bash process terminated unexpectedly"));
}
if line.trim() == COMMAND_DELIMITER {
break;
}
stdout_lines.push(line.clone());
// Truncate if too many lines
if stdout_lines.len() > MAX_OUTPUT_LINES {
stdout_lines.push("<<<...output truncated...>>>\n".to_string());
break;
}
}
// Read stderr (non-blocking, best effort)
let mut stderr_reader = BufReader::new(stderr);
let mut stderr_lines = Vec::new();
let mut stderr_line = String::new();
// Try to read stderr without blocking indefinitely
while let Ok(result) = timeout(Duration::from_millis(100), stderr_reader.read_line(&mut stderr_line)).await {
match result {
Ok(n) if n > 0 => {
stderr_lines.push(stderr_line.clone());
stderr_line.clear();
if stderr_lines.len() > MAX_OUTPUT_LINES {
stderr_lines.push("<<<...stderr truncated...>>>\n".to_string());
break;
}
}
_ => break,
}
}
// Read exit code
let exit_code_cmd = "cat /tmp/owlen_exit_code_$$.tmp 2>/dev/null; rm -f /tmp/owlen_exit_code_$$.tmp\n";
stdin.write_all(exit_code_cmd.as_bytes()).await?;
stdin.flush().await?;
let mut exit_line = String::new();
stdout_reader.read_line(&mut exit_line).await?;
let exit_code: i32 = exit_line.trim().parse().unwrap_or(0);
// Restore stdio handles
child.stdin = Some(stdin);
child.stdout = Some(stdout_reader.into_inner());
child.stderr = Some(stderr_reader.into_inner());
Ok(CommandOutput {
stdout: stdout_lines.join(""),
stderr: stderr_lines.join(""),
exit_code,
success: exit_code == 0,
})
}
/// Close the bash session
pub async fn close(self) -> Result<()> {
let mut child = self.child.into_inner();
if let Some(mut stdin) = child.stdin.take() {
let _ = stdin.write_all(b"exit\n").await;
let _ = stdin.flush().await;
}
let _ = child.wait().await?;
Ok(())
}
}
#[cfg(test)]
mod tests {
use super::*;
#[tokio::test]
async fn can_create_session() {
let session = BashSession::new().await;
assert!(session.is_ok());
}
}

107
crates/tools/bash/tests/bash_session.rs Normal file
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use tools_bash::BashSession;
#[tokio::test]
async fn bash_persists_env_between_calls() {
let mut session = BashSession::new().await.unwrap();
// Set an environment variable
let output1 = session.execute("export TEST_VAR=hello", None).await.unwrap();
assert!(output1.success);
// Verify it persists in next command
let output2 = session.execute("echo $TEST_VAR", None).await.unwrap();
assert!(output2.success);
assert!(output2.stdout.contains("hello"));
session.close().await.unwrap();
}
#[tokio::test]
async fn bash_persists_cwd_between_calls() {
let mut session = BashSession::new().await.unwrap();
// Change to /tmp
let output1 = session.execute("cd /tmp", None).await.unwrap();
assert!(output1.success);
// Verify cwd persists
let output2 = session.execute("pwd", None).await.unwrap();
assert!(output2.success);
assert!(output2.stdout.trim().ends_with("/tmp"));
session.close().await.unwrap();
}
#[tokio::test]
async fn bash_command_timeout() {
let mut session = BashSession::new().await.unwrap();
// Command that sleeps for 5 seconds, but with 1 second timeout
let result = session.execute("sleep 5", Some(1000)).await;
assert!(result.is_err());
let err_msg = result.unwrap_err().to_string();
assert!(err_msg.contains("timeout") || err_msg.contains("timed out"));
session.close().await.unwrap();
}
#[tokio::test]
async fn bash_output_truncation() {
let mut session = BashSession::new().await.unwrap();
// Generate a lot of output
let output = session
.execute("for i in {1..100}; do echo 'Line '$i; done", None)
.await
.unwrap();
assert!(output.success);
// Should have output but might be truncated
assert!(!output.stdout.is_empty());
session.close().await.unwrap();
}
#[tokio::test]
async fn bash_command_failure_returns_error_code() {
let mut session = BashSession::new().await.unwrap();
let output = session.execute("false", None).await.unwrap();
assert!(!output.success);
assert_eq!(output.exit_code, 1);
session.close().await.unwrap();
}
#[tokio::test]
async fn bash_stderr_captured() {
let mut session = BashSession::new().await.unwrap();
let output = session
.execute("echo 'error message' >&2", None)
.await
.unwrap();
assert!(output.success);
assert!(output.stderr.contains("error message"));
session.close().await.unwrap();
}
#[tokio::test]
async fn bash_multiple_commands_in_sequence() {
let mut session = BashSession::new().await.unwrap();
// Set a variable
session.execute("X=1", None).await.unwrap();
// Increment it
session.execute("X=$((X + 1))", None).await.unwrap();
// Verify final value
let output = session.execute("echo $X", None).await.unwrap();
assert!(output.stdout.contains("2"));
session.close().await.unwrap();
}

18
crates/tools/fs/Cargo.toml Normal file
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[package]
name = "tools-fs"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
ignore = "0.4"
walkdir = "2.5"
globset = "0.4"
grep-regex = "0.1"
grep-searcher = "0.1"
color-eyre = "0.6"
similar = "2.7"
[dev-dependencies]
tempfile = "3.23.0"

130
crates/tools/fs/src/lib.rs Normal file
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use color_eyre::eyre::{Result, eyre};
use ignore::WalkBuilder;
use grep_regex::RegexMatcher;
use grep_searcher::{sinks::UTF8, SearcherBuilder};
use globset::Glob;
use std::path::Path;
pub fn read_file(path: &str) -> Result<String> {
Ok(std::fs::read_to_string(path)?)
}
pub fn write_file(path: &str, content: &str) -> Result<()> {
// Create parent directories if they don't exist
if let Some(parent) = Path::new(path).parent() {
std::fs::create_dir_all(parent)?;
}
std::fs::write(path, content)?;
Ok(())
}
pub fn edit_file(path: &str, old_string: &str, new_string: &str) -> Result<()> {
// Read the current file content
let content = std::fs::read_to_string(path)?;
// Find all occurrences of old_string
let matches: Vec<_> = content.match_indices(old_string).collect();
match matches.len() {
0 => Err(eyre!("String to replace not found in file: '{}'", old_string)),
1 => {
// Exactly one match - safe to replace
let new_content = content.replace(old_string, new_string);
// Create a backup before modifying
let backup_path = format!("{}.backup", path);
std::fs::write(&backup_path, &content)?;
// Write the new content
match std::fs::write(path, new_content) {
Ok(_) => {
// Success - remove backup
let _ = std::fs::remove_file(&backup_path);
Ok(())
}
Err(e) => {
// Failed to write - restore from backup
let _ = std::fs::rename(&backup_path, path);
Err(e.into())
}
}
}
n => Err(eyre!(
"Ambiguous replacement: found {} occurrences of '{}' in file. Please make the old_string unique.",
n,
old_string
)),
}
}
pub fn glob_list(pattern: &str) -> Result<Vec<String>> {
let glob = Glob::new(pattern)?.compile_matcher();
// Extract the literal prefix to determine the root directory
// Find the position of the first glob metacharacter
let first_glob = pattern
.find(|c| matches!(c, '*' | '?' | '[' | '{'))
.unwrap_or(pattern.len());
// Find the last directory separator before the first glob metacharacter
let root = if first_glob > 0 {
let prefix = &pattern[..first_glob];
prefix.rfind('/').map(|pos| &prefix[..pos]).unwrap_or(".")
} else {
"."
};
let mut out = Vec::new();
for result in WalkBuilder::new(root)
.standard_filters(true)
.git_ignore(true)
.git_global(false)
.git_exclude(false)
.require_git(false)
.build()
{
let entity = result?;
if entity.file_type().map(|filetype| filetype.is_file()).unwrap_or(false) {
if let Some(path) = entity.path().to_str() {
// Match against the glob pattern
if glob.is_match(path) {
out.push(path.to_string());
}
}
}
}
Ok(out)
}
pub fn grep(root: &str, pattern: &str) -> Result<Vec<(String, usize, String)>> {
let matcher = RegexMatcher::new_line_matcher(pattern)?;
let mut searcher = SearcherBuilder::new().line_number(true).build();
let mut results = Vec::new();
for result in WalkBuilder::new(root)
.standard_filters(true)
.git_ignore(true)
.git_global(false)
.git_exclude(false)
.require_git(false)
.build()
{
let entity = result?;
if !entity.file_type().map(|filetype| filetype.is_file()).unwrap_or(false) { continue; }
let path = entity.path().to_path_buf();
let mut line_hits: Vec<(usize, String)> = Vec::new();
let sink = UTF8(|line_number, line| {
line_hits.push((line_number as usize, line.to_string()));
Ok(true)
});
let _ = searcher.search_path(&matcher, &path, sink);
if !line_hits.is_empty() {
let p = path.to_string_lossy().to_string();
for (line_number, text) in line_hits {
results.push((p.clone(), line_number, text));
}
}
}
Ok(results)
}

104
crates/tools/fs/tests/fs_tools.rs Normal file
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use tools_fs::{read_file, glob_list, grep, write_file, edit_file};
use std::fs;
use tempfile::tempdir;
#[test]
fn read_and_glob_respect_gitignore() {
let dir = tempdir().unwrap();
let root = dir.path();
fs::write(root.join("a.txt"), "hello").unwrap();
fs::create_dir(root.join("secret")).unwrap();
fs::write(root.join("secret/secret.txt"), "token=123").unwrap();
fs::write(root.join(".gitignore"), "secret/\n").unwrap();
let pattern = format!("{}/**/*", root.display());
let files = glob_list(&pattern).unwrap();
assert!(files.iter().any(|p| p.ends_with("a.txt")));
assert!(!files.iter().any(|p| p.contains("secret.txt")));
assert_eq!(read_file(root.join("a.txt").to_str().unwrap()).unwrap(), "hello");
}
#[test]
fn grep_finds_lines() {
let dir = tempdir().unwrap();
let root = dir.path();
fs::write(root.join("a.rs"), "fn main() { println!(\"hello\"); }").unwrap();
let hits = grep(root.to_str().unwrap(), "hello").unwrap();
assert!(hits.iter().any(|(_p, _ln, text)| text.contains("hello")));
}
#[test]
fn write_file_creates_new_file() {
let dir = tempdir().unwrap();
let file_path = dir.path().join("new.txt");
write_file(file_path.to_str().unwrap(), "new content").unwrap();
assert_eq!(read_file(file_path.to_str().unwrap()).unwrap(), "new content");
}
#[test]
fn write_file_overwrites_existing() {
let dir = tempdir().unwrap();
let file_path = dir.path().join("existing.txt");
fs::write(&file_path, "old content").unwrap();
write_file(file_path.to_str().unwrap(), "new content").unwrap();
assert_eq!(read_file(file_path.to_str().unwrap()).unwrap(), "new content");
}
#[test]
fn edit_file_replaces_exact_match() {
let dir = tempdir().unwrap();
let file_path = dir.path().join("test.txt");
let original = "line 1\nline 2\nline 3\n";
fs::write(&file_path, original).unwrap();
edit_file(file_path.to_str().unwrap(), "line 2", "modified line 2").unwrap();
let result = read_file(file_path.to_str().unwrap()).unwrap();
assert_eq!(result, "line 1\nmodified line 2\nline 3\n");
}
#[test]
fn edit_file_replaces_multiline() {
let dir = tempdir().unwrap();
let file_path = dir.path().join("test.txt");
let original = "line 1\nline 2\nline 3\nline 4\n";
fs::write(&file_path, original).unwrap();
edit_file(file_path.to_str().unwrap(), "line 2\nline 3", "new content").unwrap();
let result = read_file(file_path.to_str().unwrap()).unwrap();
assert_eq!(result, "line 1\nnew content\nline 4\n");
}
#[test]
fn edit_file_fails_on_ambiguous_match() {
let dir = tempdir().unwrap();
let file_path = dir.path().join("test.txt");
let original = "duplicate\nsome text\nduplicate\n";
fs::write(&file_path, original).unwrap();
let result = edit_file(file_path.to_str().unwrap(), "duplicate", "changed");
assert!(result.is_err());
let err_msg = result.unwrap_err().to_string();
assert!(err_msg.contains("Ambiguous") || err_msg.contains("multiple") || err_msg.contains("occurrences"));
}
#[test]
fn edit_file_fails_on_no_match() {
let dir = tempdir().unwrap();
let file_path = dir.path().join("test.txt");
let original = "line 1\nline 2\n";
fs::write(&file_path, original).unwrap();
let result = edit_file(file_path.to_str().unwrap(), "nonexistent", "changed");
assert!(result.is_err());
let err_msg = result.unwrap_err().to_string();
assert!(err_msg.contains("not found") || err_msg.contains("String to replace"));
}

15
crates/tools/slash/Cargo.toml Normal file
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[package]
name = "tools-slash"
version = "0.1.0"
edition.workspace = true
license.workspace = true
rust-version.workspace = true
[dependencies]
serde = { version = "1", features = ["derive"] }
serde_yaml = "0.9"
color-eyre = "0.6"
regex = "1.12"
[dev-dependencies]
tempfile = "3.23.0"

169
crates/tools/slash/src/lib.rs Normal file
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use color_eyre::eyre::{Result, eyre};
use regex::Regex;
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct SlashCommandMetadata {
#[serde(default)]
pub description: Option<String>,
#[serde(default)]
pub author: Option<String>,
#[serde(default)]
pub tags: Option<Vec<String>>,
#[serde(default)]
pub version: Option<String>,
#[serde(flatten)]
pub extra: HashMap<String, serde_yaml::Value>,
}
#[derive(Debug, Clone)]
pub struct SlashCommand {
pub description: Option<String>,
pub author: Option<String>,
pub tags: Option<Vec<String>>,
pub version: Option<String>,
pub body: String,
}
impl SlashCommand {
/// Resolve file references (@path) in the command body
pub fn resolve_file_refs(&self) -> Result<String> {
let re = Regex::new(r"@([^\s]+)").unwrap();
let mut result = self.body.clone();
for cap in re.captures_iter(&self.body.clone()) {
let full_match = &cap[0];
let file_path = &cap[1];
// Read the file
match std::fs::read_to_string(file_path) {
Ok(content) => {
result = result.replace(full_match, &content);
}
Err(e) => {
return Err(eyre!("Failed to read file '{}': {}", file_path, e));
}
}
}
Ok(result)
}
}
/// Parse a slash command from its content
///
/// # Arguments
/// * `content` - The full content of the slash command file (with optional frontmatter)
/// * `args` - Arguments to substitute ($ARGUMENTS, $1, $2, etc.)
pub fn parse_slash_command(content: &str, args: &[&str]) -> Result<SlashCommand> {
// Check if content starts with frontmatter (---)
let (metadata, body) = if content.trim_start().starts_with("---") {
parse_with_frontmatter(content)?
} else {
(None, content.to_string())
};
// Perform argument substitution
let body_with_args = substitute_arguments(&body, args);
Ok(SlashCommand {
description: metadata.as_ref().and_then(|m| m.description.clone()),
author: metadata.as_ref().and_then(|m| m.author.clone()),
tags: metadata.as_ref().and_then(|m| m.tags.clone()),
version: metadata.as_ref().and_then(|m| m.version.clone()),
body: body_with_args,
})
}
fn parse_with_frontmatter(content: &str) -> Result<(Option<SlashCommandMetadata>, String)> {
let lines: Vec<&str> = content.lines().collect();
// Find the end of frontmatter
let mut end_idx = None;
for (i, line) in lines.iter().enumerate().skip(1) {
if line.trim() == "---" {
end_idx = Some(i);
break;
}
}
match end_idx {
Some(idx) => {
// Extract frontmatter YAML
let frontmatter_lines = &lines[1..idx];
let frontmatter_str = frontmatter_lines.join("\n");
// Parse YAML
let metadata: SlashCommandMetadata = serde_yaml::from_str(&frontmatter_str)
.map_err(|e| eyre!("Failed to parse frontmatter YAML: {}", e))?;
// Extract body
let body = lines[(idx + 1)..].join("\n");
Ok((Some(metadata), body))
}
None => {
// Malformed frontmatter, treat entire content as body
Ok((None, content.to_string()))
}
}
}
fn substitute_arguments(body: &str, args: &[&str]) -> String {
let mut result = body.to_string();
// Replace $ARGUMENTS with all args joined by space
let all_args = args.join(" ");
result = result.replace("$ARGUMENTS", &all_args);
// Replace positional arguments $1, $2, $3, etc.
for (i, arg) in args.iter().enumerate() {
let placeholder = format!("${}", i + 1);
result = result.replace(&placeholder, arg);
}
result
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn substitute_arguments_works() {
let body = "Args: $ARGUMENTS, First: $1, Second: $2";
let result = substitute_arguments(body, &["hello", "world"]);
assert!(result.contains("Args: hello world"));
assert!(result.contains("First: hello"));
assert!(result.contains("Second: world"));
}
#[test]
fn substitute_arguments_empty() {
let body = "Args: $ARGUMENTS, First: $1";
let result = substitute_arguments(body, &[]);
assert!(result.contains("Args: ,"));
assert!(result.contains("First: $1")); // Unchanged
}
#[test]
fn parse_frontmatter_extracts_metadata() {
let content = r#"---
description: "Test"
author: "Me"
---
Body content
"#;
let (metadata, body) = parse_with_frontmatter(content).unwrap();
assert!(metadata.is_some());
let m = metadata.unwrap();
assert_eq!(m.description, Some("Test".to_string()));
assert_eq!(m.author, Some("Me".to_string()));
assert_eq!(body.trim(), "Body content");
}
}

109
crates/tools/slash/tests/slash_command.rs Normal file
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use tools_slash::parse_slash_command;
use std::fs;
use tempfile::tempdir;
#[test]
fn slash_parse_frontmatter_and_args() {
let content = r#"---
description: "Test command"
author: "Test Author"
---
This is the command body with $ARGUMENTS
First arg: $1
Second arg: $2
"#;
let cmd = parse_slash_command(content, &["arg1", "arg2"]).unwrap();
assert_eq!(cmd.description, Some("Test command".to_string()));
assert_eq!(cmd.author, Some("Test Author".to_string()));
assert!(cmd.body.contains("arg1 arg2")); // $ARGUMENTS replaced
assert!(cmd.body.contains("First arg: arg1")); // $1 replaced
assert!(cmd.body.contains("Second arg: arg2")); // $2 replaced
}
#[test]
fn slash_parse_no_frontmatter() {
let content = "Simple command without frontmatter";
let cmd = parse_slash_command(content, &[]).unwrap();
assert_eq!(cmd.description, None);
assert_eq!(cmd.author, None);
assert_eq!(cmd.body.trim(), "Simple command without frontmatter");
}
#[test]
fn slash_file_refs() {
let dir = tempdir().unwrap();
let test_file = dir.path().join("test.txt");
fs::write(&test_file, "File content here").unwrap();
let content = format!("Check this file: @{}", test_file.display());
let cmd = parse_slash_command(&content, &[]).unwrap();
let resolved = cmd.resolve_file_refs().unwrap();
assert!(resolved.contains("File content here"));
assert!(!resolved.contains(&format!("@{}", test_file.display())));
}
#[test]
fn slash_arguments_substitution() {
let content = "All args: $ARGUMENTS\nFirst: $1\nSecond: $2\nThird: $3";
let cmd = parse_slash_command(content, &["hello", "world"]).unwrap();
assert!(cmd.body.contains("All args: hello world"));
assert!(cmd.body.contains("First: hello"));
assert!(cmd.body.contains("Second: world"));
assert!(cmd.body.contains("Third: $3")); // No third arg, should remain
}
#[test]
fn slash_multiple_file_refs() {
let dir = tempdir().unwrap();
let file1 = dir.path().join("file1.txt");
let file2 = dir.path().join("file2.txt");
fs::write(&file1, "Content 1").unwrap();
fs::write(&file2, "Content 2").unwrap();
let content = format!("File 1: @{}\nFile 2: @{}", file1.display(), file2.display());
let cmd = parse_slash_command(&content, &[]).unwrap();
let resolved = cmd.resolve_file_refs().unwrap();
assert!(resolved.contains("Content 1"));
assert!(resolved.contains("Content 2"));
}
#[test]
fn slash_empty_args_leaves_placeholders() {
let content = "Args: $ARGUMENTS, First: $1, Second: $2";
let cmd = parse_slash_command(content, &[]).unwrap();
// With no args, $ARGUMENTS becomes empty, but positional args remain
assert!(cmd.body.contains("Args: ,"));
assert!(cmd.body.contains("First: $1"));
assert!(cmd.body.contains("Second: $2"));
}
#[test]
fn slash_complex_frontmatter() {
let content = r#"---
description: "Multi-line
description"
tags:
- test
- example
version: 1.0
---
Command body
"#;
let cmd = parse_slash_command(content, &[]).unwrap();
assert!(cmd.description.is_some());
assert!(cmd.description.as_ref().unwrap().contains("Multi-line"));
}

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