vikingowl
d002d35bde
- 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.
102 lines
3.2 KiB
Rust
102 lines
3.2 KiB
Rust
use crate::types::Message;
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/// Formats messages for display across different clients.
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#[derive(Debug, Clone)]
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pub struct MessageFormatter {
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wrap_width: usize,
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show_role_labels: bool,
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preserve_empty_lines: bool,
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}
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impl MessageFormatter {
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/// Create a new formatter
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pub fn new(wrap_width: usize, show_role_labels: bool) -> Self {
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Self {
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wrap_width: wrap_width.max(20),
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show_role_labels,
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preserve_empty_lines: false,
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}
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}
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/// Override whether empty lines should be preserved
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pub fn with_preserve_empty(mut self, preserve: bool) -> Self {
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self.preserve_empty_lines = preserve;
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self
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}
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/// Update the wrap width
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pub fn set_wrap_width(&mut self, width: usize) {
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self.wrap_width = width.max(20);
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}
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/// Whether role labels should be shown alongside messages
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pub fn show_role_labels(&self) -> bool {
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self.show_role_labels
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}
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pub fn format_message(&self, message: &Message) -> Vec<String> {
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message
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.content
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.trim()
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.lines()
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.map(|s| s.to_string())
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.collect()
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}
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/// Extract thinking content from <think> tags, returning (content_without_think, thinking_content)
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/// This handles both complete and incomplete (streaming) think tags.
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pub fn extract_thinking(&self, content: &str) -> (String, Option<String>) {
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let mut result = String::new();
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let mut thinking = String::new();
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let mut current_pos = 0;
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while let Some(start_pos) = content[current_pos..].find("<think>") {
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let abs_start = current_pos + start_pos;
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// Add content before <think> tag to result
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result.push_str(&content[current_pos..abs_start]);
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// Find closing tag
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if let Some(end_pos) = content[abs_start..].find("</think>") {
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let abs_end = abs_start + end_pos;
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let think_content = &content[abs_start + 7..abs_end]; // 7 = len("<think>")
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if !thinking.is_empty() {
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thinking.push_str("\n\n");
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}
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thinking.push_str(think_content.trim());
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current_pos = abs_end + 8; // 8 = len("</think>")
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} else {
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// Unclosed tag - this is streaming content
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// Extract everything after <think> as thinking content
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let think_content = &content[abs_start + 7..]; // 7 = len("<think>")
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if !thinking.is_empty() {
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thinking.push_str("\n\n");
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}
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thinking.push_str(think_content);
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current_pos = content.len();
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break;
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}
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}
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// Add remaining content
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result.push_str(&content[current_pos..]);
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let thinking_result = if thinking.is_empty() {
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None
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} else {
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Some(thinking)
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};
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// If the result is empty but we have thinking content, show a placeholder
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if result.trim().is_empty() && thinking_result.is_some() {
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result.push_str("[Thinking...]");
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}
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(result, thinking_result)
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}
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}
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