chore: finalize electron desktop migration

packages/desktop/src/main.ts

@@ -0,0 +1,180 @@
+import path from "node:path";
+import { existsSync } from "node:fs";
+import { app, BrowserWindow, nativeImage } from "electron";
+import { registerDaemonManager } from "./daemon/daemon-manager.js";
+import { parseCliPassthroughArgsFromArgv, runCliPassthroughCommand } from "./daemon/runtime-paths.js";
+import { closeAllTransportSessions } from "./daemon/local-transport.js";
+import { registerWindowManager, setupWindowResizeEvents, setupDragDropPrevention } from "./window/window-manager.js";
+import { registerDialogHandlers } from "./features/dialogs.js";
+import { registerNotificationHandlers, ensureNotificationCenterRegistration } from "./features/notifications.js";
+import { registerOpenerHandlers } from "./features/opener.js";
+import { setupApplicationMenu } from "./features/menu.js";
+
+const DEV_SERVER_URL = process.env.EXPO_DEV_URL ?? "http://localhost:8081";
+app.setName("Paseo");
+
+// ---------------------------------------------------------------------------
+// Window creation
+// ---------------------------------------------------------------------------
+
+function getPreloadPath(): string {
+  return path.join(__dirname, "preload.js");
+}
+
+function getProductionEntryPath(): string {
+  if (app.isPackaged) {
+    return path.join(process.resourcesPath, "app-dist", "index.html");
+  }
+
+  return path.resolve(__dirname, "../../app/dist/index.html");
+}
+
+function getWindowIconPath(): string | null {
+  const candidates = app.isPackaged
+    ? process.platform === "win32"
+        ? [path.join(process.resourcesPath, "icon.ico"), path.join(process.resourcesPath, "icon.png")]
+        : [path.join(process.resourcesPath, "icon.png")]
+    : process.platform === "darwin"
+      ? [path.resolve(__dirname, "../assets/icon.png")]
+      : process.platform === "win32"
+        ? [path.resolve(__dirname, "../assets/icon.ico"), path.resolve(__dirname, "../assets/icon.png")]
+        : [path.resolve(__dirname, "../assets/icon.png")];
+
+  return candidates.find((candidate) => existsSync(candidate)) ?? null;
+}
+
+function applyAppIcon(): void {
+  if (process.platform !== "darwin") {
+    return;
+  }
+
+  const iconPath = path.resolve(__dirname, "../assets/icon.png");
+  if (!existsSync(iconPath)) {
+    return;
+  }
+
+  const icon = nativeImage.createFromPath(iconPath);
+  if (icon.isEmpty()) {
+    return;
+  }
+
+  app.dock?.setIcon(icon);
+}
+
+async function createMainWindow(): Promise<void> {
+  const isMac = process.platform === "darwin";
+  const iconPath = getWindowIconPath();
+
+  const mainWindow = new BrowserWindow({
+    width: 1200,
+    height: 800,
+    show: false,
+    ...(iconPath ? { icon: iconPath } : {}),
+    titleBarStyle: isMac ? "hidden" : "default",
+    trafficLightPosition: isMac ? { x: 16, y: 20 } : undefined,
+    webPreferences: {
+      preload: getPreloadPath(),
+      contextIsolation: true,
+      nodeIntegration: false,
+    },
+  });
+
+  setupWindowResizeEvents(mainWindow);
+  setupDragDropPrevention(mainWindow);
+
+  mainWindow.once("ready-to-show", () => {
+    mainWindow.show();
+  });
+
+  if (!app.isPackaged) {
+    await mainWindow.loadURL(DEV_SERVER_URL);
+    mainWindow.webContents.openDevTools({ mode: "detach" });
+    return;
+  }
+
+  await mainWindow.loadFile(getProductionEntryPath());
+}
+
+// ---------------------------------------------------------------------------
+// App lifecycle
+// ---------------------------------------------------------------------------
+
+function setupSingleInstanceLock(): boolean {
+  const gotLock = app.requestSingleInstanceLock();
+  if (!gotLock) {
+    app.quit();
+    return false;
+  }
+
+  app.on("second-instance", () => {
+    const win = BrowserWindow.getAllWindows()[0];
+    if (win) {
+      win.show();
+      if (win.isMinimized()) win.restore();
+      win.focus();
+    }
+  });
+
+  return true;
+}
+
+async function runCliPassthroughIfRequested(): Promise<boolean> {
+  const cliArgs = parseCliPassthroughArgsFromArgv(process.argv);
+  if (!cliArgs) {
+    return false;
+  }
+
+  try {
+    const exitCode = runCliPassthroughCommand(cliArgs);
+    process.exit(exitCode);
+  } catch (error) {
+    const message = error instanceof Error ? error.stack ?? error.message : String(error);
+    process.stderr.write(`${message}\n`);
+    process.exit(1);
+  }
+
+  return true;
+}
+
+async function bootstrap(): Promise<void> {
+  if (await runCliPassthroughIfRequested()) {
+    return;
+  }
+
+  if (!setupSingleInstanceLock()) {
+    return;
+  }
+
+  await app.whenReady();
+  applyAppIcon();
+  setupApplicationMenu();
+  ensureNotificationCenterRegistration();
+  registerDaemonManager();
+  registerWindowManager();
+  registerDialogHandlers();
+  registerNotificationHandlers();
+  registerOpenerHandlers();
+  await createMainWindow();
+
+  app.on("activate", async () => {
+    if (BrowserWindow.getAllWindows().length === 0) {
+      await createMainWindow();
+    }
+  });
+}
+
+void bootstrap().catch((error) => {
+  const message = error instanceof Error ? error.stack ?? error.message : String(error);
+  process.stderr.write(`${message}\n`);
+  process.exit(1);
+});
+
+app.on("before-quit", () => {
+  closeAllTransportSessions();
+});
+
+app.on("window-all-closed", () => {
+  if (process.platform !== "darwin") {
+    app.quit();
+  }
+});