feat: initial Tauri desktop shell for BatchTube v1.0

src-tauri/src/lib.rs

@@ -0,0 +1,8 @@
+#[cfg_attr(mobile, tauri::mobile_entry_point)]
+pub fn run() {
+    tauri::Builder::default()
+        .plugin(tauri_plugin_shell::init())
+        .invoke_handler(tauri::generate_handler![])
+        .run(tauri::generate_context!())
+        .expect("error while running tauri application");
+}

src-tauri/src/main.rs

@@ -0,0 +1,73 @@
+// Prevents additional console window on Windows in release
+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+
+use std::sync::Mutex;
+use tauri::{Manager, State};
+use tauri_plugin_shell::ShellExt;
+
+struct ServerProcess(Mutex<Option<tauri_plugin_shell::process::CommandChild>>);
+
+#[tauri::command]
+async fn get_server_status() -> String {
+    match reqwest::get("http://localhost:8765/api/health").await {
+        Ok(resp) if resp.status().is_success() => "ready".to_string(),
+        _ => "starting".to_string(),
+    }
+}
+
+fn main() {
+    tauri::Builder::default()
+        .plugin(tauri_plugin_shell::init())
+        .setup(|app| {
+            let handle = app.handle().clone();
+
+            // Spawn the Python backend sidecar
+            let sidecar_command = app.shell().sidecar("batchtube-server").unwrap();
+            let (mut _rx, child) = sidecar_command
+                .spawn()
+                .expect("Failed to spawn BatchTube server");
+
+            // Store process handle for cleanup
+            app.manage(ServerProcess(Mutex::new(Some(child))));
+
+            // Wait for server to be ready, then show window
+            tauri::async_runtime::spawn(async move {
+                let mut attempts = 0;
+                loop {
+                    tokio::time::sleep(tokio::time::Duration::from_millis(500)).await;
+                    if let Ok(resp) = reqwest::get("http://localhost:8765/api/health").await {
+                        if resp.status().is_success() {
+                            // Server ready — show the main window
+                            if let Some(window) = handle.get_webview_window("main") {
+                                window.show().unwrap();
+                                window.set_focus().unwrap();
+                            }
+                            break;
+                        }
+                    }
+                    attempts += 1;
+                    if attempts > 30 {
+                        eprintln!("BatchTube server failed to start after 15 seconds");
+                        break;
+                    }
+                }
+            });
+
+            Ok(())
+        })
+        .on_window_event(|window, event| {
+            if let tauri::WindowEvent::CloseRequested { .. } = event {
+                // Kill the backend server on window close
+                if let Some(server) = window.app_handle().try_state::<ServerProcess>() {
+                    if let Ok(mut guard) = server.0.lock() {
+                        if let Some(child) = guard.take() {
+                            let _ = child.kill();
+                        }
+                    }
+                }
+            }
+        })
+        .invoke_handler(tauri::generate_handler![get_server_status])
+        .run(tauri::generate_context!())
+        .expect("error while running BatchTube");
+}