claux 20260402.0.2

Terminal AI coding assistant with tool execution
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use anyhow::Result;
use async_trait::async_trait;
use serde::Deserialize;
use serde_json::{Value, json};

use super::{Tool, ToolOutput};

pub struct WriteTool;

#[derive(Deserialize)]
struct Params {
    file_path: String,
    content: String,
}

#[async_trait]
impl Tool for WriteTool {
    fn name(&self) -> &str {
        "Write"
    }

    fn description(&self) -> &str {
        "Write content to a file. Creates parent directories if needed."
    }

    fn input_schema(&self) -> Value {
        json!({
            "type": "object",
            "properties": {
                "file_path": {
                    "type": "string",
                    "description": "Absolute path to the file to write"
                },
                "content": {
                    "type": "string",
                    "description": "Content to write to the file"
                }
            },
            "required": ["file_path", "content"]
        })
    }

    fn is_read_only(&self) -> bool {
        false
    }

    fn summarize(&self, input: &Value) -> String {
        input["file_path"].as_str().unwrap_or("?").to_string()
    }

    async fn execute(&self, input: Value) -> Result<ToolOutput> {
        let params: Params = serde_json::from_value(input)?;
        let path = crate::tools::read::expand_tilde(&params.file_path);

        // Create parent directories
        if let Some(parent) = path.parent() {
            std::fs::create_dir_all(parent)?;
        }

        std::fs::write(&path, &params.content)?;

        Ok(ToolOutput {
            content: format!("Successfully wrote to {}", params.file_path),
            is_error: false,
        })
    }
}