implement actor terminal ui

core/actor/examples/terminal_ui_main.rs

@@ -0,0 +1,146 @@
+//! Simplified main function for Baobab Actor TUI
+//! 
+//! This binary provides a clean entry point for the actor monitoring and job dispatch interface.
+
+use anyhow::{Result, Context};
+use baobab_actor::terminal_ui::{App, setup_and_run_tui};
+use clap::Parser;
+use log::{info, warn, error};
+use std::path::PathBuf;
+use std::process::{Child, Command};
+use tokio::signal;
+
+#[derive(Parser)]
+#[command(name = "baobab-actor-tui")]
+#[command(about = "Terminal UI for Baobab Actor - Monitor and dispatch jobs to a single actor")]
+struct Args {
+    /// Actor ID to monitor
+    #[arg(short, long)]
+    id: String,
+
+    /// Path to actor binary
+    #[arg(short, long)]
+    path: PathBuf,
+
+    /// Directory containing example .rhai scripts
+    #[arg(short, long)]
+    example_dir: Option<PathBuf>,
+
+    /// Redis URL for job queue
+    #[arg(short, long, default_value = "redis://localhost:6379")]
+    redis_url: String,
+
+    /// Enable verbose logging
+    #[arg(short, long)]
+    verbose: bool,
+}
+
+/// Initialize logging based on verbosity level
+fn init_logging(verbose: bool) {
+    if verbose {
+        env_logger::Builder::from_default_env()
+            .filter_level(log::LevelFilter::Debug)
+            .init();
+    } else {
+        env_logger::Builder::from_default_env()
+            .filter_level(log::LevelFilter::Info)
+            .init();
+    }
+}
+
+/// Create and configure the TUI application
+fn create_app(args: &Args) -> Result<App> {
+    App::new(
+        args.id.clone(),
+        args.path.clone(),
+        args.redis_url.clone(),
+        args.example_dir.clone(),
+    )
+}
+
+/// Spawn the actor binary as a background process
+fn spawn_actor_process(args: &Args) -> Result<Child> {
+    info!("🎬 Spawning actor process: {}", args.path.display());
+    
+    let mut cmd = Command::new(&args.path);
+    
+    // Redirect stdout and stderr to null to prevent logs from interfering with TUI
+    cmd.stdout(std::process::Stdio::null())
+       .stderr(std::process::Stdio::null());
+    
+    // Spawn the process
+    let child = cmd
+        .spawn()
+        .with_context(|| format!("Failed to spawn actor process: {}", args.path.display()))?;
+    
+    info!("✅ Actor process spawned with PID: {}", child.id());
+    Ok(child)
+}
+
+/// Cleanup function to terminate actor process
+fn cleanup_actor_process(mut actor_process: Child) {
+    info!("🧹 Cleaning up actor process...");
+    
+    match actor_process.try_wait() {
+        Ok(Some(status)) => {
+            info!("Actor process already exited with status: {}", status);
+        }
+        Ok(None) => {
+            info!("Terminating actor process...");
+            if let Err(e) = actor_process.kill() {
+                error!("Failed to kill actor process: {}", e);
+            } else {
+                match actor_process.wait() {
+                    Ok(status) => info!("Actor process terminated with status: {}", status),
+                    Err(e) => error!("Failed to wait for actor process: {}", e),
+                }
+            }
+        }
+        Err(e) => {
+            error!("Failed to check actor process status: {}", e);
+        }
+    }
+}
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    let args = Args::parse();
+    
+    // Initialize logging
+    init_logging(args.verbose);
+    
+    info!("🚀 Starting Baobab Actor TUI...");
+    info!("Actor ID: {}", args.id);
+    info!("Actor Path: {}", args.path.display());
+    info!("Redis URL: {}", args.redis_url);
+    
+    if let Some(ref example_dir) = args.example_dir {
+        info!("Example Directory: {}", example_dir.display());
+    }
+    
+    // Spawn the actor process first
+    let actor_process = spawn_actor_process(&args)?;
+    
+    // Give the actor a moment to start up
+    tokio::time::sleep(tokio::time::Duration::from_millis(500)).await;
+    
+    // Create app and run TUI
+    let app = create_app(&args)?;
+    
+    // Set up signal handling for graceful shutdown
+    let result = tokio::select! {
+        tui_result = setup_and_run_tui(app) => {
+            info!("TUI exited");
+            tui_result
+        }
+        _ = signal::ctrl_c() => {
+            info!("Received Ctrl+C, shutting down...");
+            Ok(())
+        }
+    };
+    
+    // Clean up the actor process
+    cleanup_actor_process(actor_process);
+    
+    result
+}