use super::{McpToolCall, McpToolDescriptor, McpToolResponse};
use crate::{Error, Result};
use async_trait::async_trait;

/// Trait for a client that can interact with an MCP server
#[async_trait]
pub trait McpClient: Send + Sync {
    /// List the tools available on the server
    async fn list_tools(&self) -> Result<Vec<McpToolDescriptor>>;

    /// Call a tool on the server
    async fn call_tool(&self, call: McpToolCall) -> Result<McpToolResponse>;
}

/// Placeholder for a client that connects to a remote MCP server.
pub struct RemoteMcpClient;

#[async_trait]
impl McpClient for RemoteMcpClient {
    async fn list_tools(&self) -> Result<Vec<McpToolDescriptor>> {
        // TODO: Implement remote call
        Err(Error::NotImplemented(
            "Remote MCP client is not implemented".to_string(),
        ))
    }

    async fn call_tool(&self, _call: McpToolCall) -> Result<McpToolResponse> {
        // TODO: Implement remote call
        Err(Error::NotImplemented(
            "Remote MCP client is not implemented".to_string(),
        ))
    }
}