use anyhow::Result;
use serde_json::{Value, json};
use std::collections::HashMap;
use super::common::get_service_env;
use crate::{
DriverCallback, DriverCategory, DriverContext, types::{Driver, DriverParameter}
};
#[derive(Debug)]
pub struct ServiceEnvDriver;
#[async_trait::async_trait]
impl Driver for ServiceEnvDriver {
fn name(&self) -> &str {
"service_env"
}
fn description(&self) -> &str {
"View service environment variables"
}
fn usage_hint(&self) -> &str {
"Use this skill to see the environment variables available to a service."
}
fn parameters(&self) -> Vec<DriverParameter> {
vec![DriverParameter {
name: "service_name".to_string(),
param_type: "string".to_string(),
description: "Name of the service".to_string(),
required: true,
default: None,
example: Some(Value::String("nginx".to_string())),
enum_values: None,
}]
}
fn example_call(&self) -> Value {
json!({
"action": "service_env",
"parameters": {
"service_name": "nginx"
}
})
}
fn example_output(&self) -> String {
"Service nginx environment variables:\nPATH=/usr/local/bin:/usr/bin\nUSER=www-data"
.to_string()
}
fn category(&self) -> DriverCategory {
DriverCategory::OperatingSystemServices
}
async fn execute(
&self,
parameters: &HashMap<String, Value>,
callback: Option<&dyn DriverCallback>,
context: Option<&DriverContext>,
) -> Result<String> {
let service_name = parameters
.get("service_name")
.and_then(|v| v.as_str())
.ok_or_else(|| anyhow::anyhow!("Missing 'service_name' parameter"))?;
let env = get_service_env(service_name)?;
if env.is_empty() {
return Ok(format!(
"No environment variables found for service {}",
service_name
));
}
let mut result = format!("Service {} environment variables:\n", service_name);
for (key, value) in env {
result.push_str(&format!("{}={}\n", key, value));
}
Ok(result)
}
}