Improve packaging (#328)

* Add gpgui-helper (#326)

* Add packaging

apps/gpgui-helper/src-tauri/src/app.rs

@@ -0,0 +1,56 @@
+use std::sync::Arc;
+
+use gpapi::utils::window::WindowExt;
+use log::info;
+use tauri::Manager;
+
+use crate::updater::{GuiUpdater, Installer, ProgressNotifier};
+
+pub struct App {
+  api_key: Vec<u8>,
+  gui_version: String,
+}
+
+impl App {
+  pub fn new(api_key: Vec<u8>, gui_version: &str) -> Self {
+    Self {
+      api_key,
+      gui_version: gui_version.to_string(),
+    }
+  }
+
+  pub fn run(&self) -> anyhow::Result<()> {
+    let gui_version = self.gui_version.clone();
+    let api_key = self.api_key.clone();
+
+    tauri::Builder::default()
+      .setup(move |app| {
+        let win = app.get_window("main").expect("no main window");
+        win.hide_menu();
+
+        let notifier = ProgressNotifier::new(win.clone());
+        let installer = Installer::new(api_key);
+        let updater = Arc::new(GuiUpdater::new(gui_version, notifier, installer));
+
+        let win_clone = win.clone();
+        app.listen_global("app://update-done", move |_event| {
+          info!("Update done");
+          let _ = win_clone.close();
+        });
+
+        // Listen for the update event
+        win.listen("app://update", move |_event| {
+          let updater = Arc::clone(&updater);
+          tokio::spawn(async move { updater.update().await });
+        });
+
+        // Update the GUI on startup
+        win.trigger("app://update", None);
+
+        Ok(())
+      })
+      .run(tauri::generate_context!())?;
+
+    Ok(())
+  }
+}