use anyhow::Result;
use serde_json::Value;
use std::collections::HashMap;
use super::common;
use crate::executors::types::Skill;
#[derive(Debug)]
pub struct ReadFileSkill;
#[async_trait::async_trait]
impl Skill for ReadFileSkill {
fn name(&self) -> &str {
"file_read"
}
fn description(&self) -> &str {
"Read content from a file. Parameters: path (required) - file path to read"
}
async fn execute(&self, parameters: &HashMap<String, Value>) -> Result<String> {
let path = parameters
.get("path")
.and_then(|v| v.as_str())
.ok_or_else(|| anyhow::anyhow!("Missing 'path' parameter"))?;
let validated_path = common::validate_path(path, None)?;
if !common::file_exists(&validated_path.to_string_lossy()) {
anyhow::bail!("File not found: {}", path);
}
let content = common::read_file_content(&validated_path.to_string_lossy())?;
let max_size = parameters
.get("max_size")
.and_then(|v| v.as_u64())
.unwrap_or(1024 * 1024); if content.len() > max_size as usize {
Ok(format!(
"File too large ({} bytes). Showing first {} bytes:\n{}",
content.len(),
max_size,
&content[..max_size as usize]
))
} else {
Ok(content)
}
}
fn validate(&self, parameters: &HashMap<String, Value>) -> Result<()> {
parameters
.get("path")
.and_then(|v| v.as_str())
.ok_or_else(|| anyhow::anyhow!("Missing required parameter: path"))?;
Ok(())
}
}