enh: Add Check For Updates button

src/constants.ts

@@ -4,6 +4,7 @@ export const IPC_CHANNELS = {
   RENDERER_READY: 'renderer-ready',
   RESTART_APP: 'restart-app',
   REINSTALL: 'reinstall',
+  CHECK_FOR_UPDATES: 'check-for-updates',
   LOG_MESSAGE: 'log-message',
   OPEN_DIALOG: 'open-dialog',
   DOWNLOAD_PROGRESS: 'download-progress',
@@ -31,6 +32,7 @@ export const IPC_CHANNELS = {
   SHOW_DIRECTORY_PICKER: 'show-directory-picker',
   INSTALL_COMFYUI: 'install-comfyui',
   SHOW_CONTEXT_MENU: 'show-context-menu',
+  GET_OS_PLATFORM: 'get-os-platform',
 } as const;
 
 export enum ProgressStatus {

src/main-process/appWindow.ts

@@ -1,4 +1,16 @@
-import { BrowserWindow, screen, app, shell, ipcMain, Tray, Menu, dialog, MenuItem, type Point } from 'electron';
+import {
+  BrowserWindow,
+  screen,
+  app,
+  shell,
+  ipcMain,
+  Tray,
+  Menu,
+  dialog,
+  MenuItem,
+  type Point,
+  ipcRenderer,
+} from 'electron';
 import path from 'node:path';
 import Store from 'electron-store';
 import { AppWindowSettings } from '../store';
@@ -7,12 +19,13 @@ import { IPC_CHANNELS, ProgressStatus, ServerArgs } from '../constants';
 import { getAppResourcesPath } from '../install/resourcePaths';
 import { DesktopConfig } from '../store/desktopConfig';
 import type { ElectronContextMenuOptions } from '../preload';
+import { EventEmitter } from 'node:stream';
 
 /**
  * Creates a single application window that displays the renderer and encapsulates all the logic for sending messages to the renderer.
  * Closes the application when the window is closed.
  */
-export class AppWindow {
+export class AppWindow extends EventEmitter {
   private window: BrowserWindow;
   /** Volatile store containing window config - saves window state between launches. */
   private store: Store<AppWindowSettings>;
@@ -24,6 +37,7 @@ export class AppWindow {
   private editMenu?: Menu;
 
   public constructor() {
+    super();
     const installed = DesktopConfig.store.get('installState') === 'installed';
     const primaryDisplay = screen.getPrimaryDisplay();
     const { width, height } = installed ? primaryDisplay.workAreaSize : { width: 1024, height: 768 };
@@ -259,6 +273,17 @@ export class AppWindow {
     }
 
     const contextMenu = Menu.buildFromTemplate([
+      ...(process.platform === 'darwin'
+        ? [
+            {
+              label: 'Check for Updates',
+              click: () => {
+                this.emit(IPC_CHANNELS.CHECK_FOR_UPDATES);
+              },
+            },
+          ]
+        : []),
+
       {
         label: 'Show Comfy Window',
         click: () => {

src/main-process/comfyDesktopApp.ts

@@ -1,14 +1,15 @@
 import { app, dialog, ipcMain, type Point } from 'electron';
 import log from 'electron-log/main';
 import * as Sentry from '@sentry/electron/main';
-import { graphics } from 'systeminformation';
+import { graphics, osInfo } from 'systeminformation';
 import todesktop from '@todesktop/runtime';
 import { IPC_CHANNELS, ProgressStatus, ServerArgs } from '../constants';
 import { ComfySettings } from '../config/comfySettings';
 import { AppWindow } from './appWindow';
 import { ComfyServer } from './comfyServer';
 import { ComfyServerConfig } from '../config/comfyServerConfig';
 import fs from 'fs';
+import os from 'os';
 import { InstallOptions, type ElectronContextMenuOptions } from '../preload';
 import path from 'path';
 import { ansiCodes, getModelsDirectory, validateHardware } from '../utils';
@@ -28,7 +29,9 @@ export class ComfyDesktopApp {
     public basePath: string,
     public comfySettings: ComfySettings,
     public appWindow: AppWindow
-  ) {}
+  ) {
+    appWindow.addListener(IPC_CHANNELS.CHECK_FOR_UPDATES, this.checkForUpdates);
+  }
 
   get pythonInstallPath() {
     return app.isPackaged ? this.basePath : path.join(app.getAppPath(), 'assets');
@@ -91,6 +94,20 @@ export class ComfyDesktopApp {
     }
   }
 
+  async checkForUpdates(): Promise<void> {
+    log.info('Checking for updates ...');
+
+    try {
+      const result = await todesktop.autoUpdater?.checkForUpdates();
+      if (result?.updateInfo) {
+        log.info('Update found:', result.updateInfo.version);
+        todesktop.autoUpdater?.restartAndInstall();
+      }
+    } catch (e) {
+      log.error('Update check failed:', e);
+    }
+  }
+
   registerIPCHandlers(): void {
     ipcMain.on(IPC_CHANNELS.SHOW_CONTEXT_MENU, (_event, options?: ElectronContextMenuOptions) => {
       this.appWindow.showSystemContextMenu(options);
@@ -120,6 +137,8 @@ export class ComfyDesktopApp {
       log.info('Reinstalling...');
       this.reinstall();
     });
+    ipcMain.handle(IPC_CHANNELS.CHECK_FOR_UPDATES, () => this.checkForUpdates());
+    ipcMain.handle(IPC_CHANNELS.GET_OS_PLATFORM, () => Promise.resolve(os.platform()));
     ipcMain.handle(IPC_CHANNELS.SEND_ERROR_TO_SENTRY, async (_event, { error, extras }): Promise<string | null> => {
       try {
         return Sentry.captureMessage(error, {

src/preload.ts

@@ -71,6 +71,12 @@ const electronAPI = {
   reinstall: () => {
     return ipcRenderer.invoke(IPC_CHANNELS.REINSTALL);
   },
+  checkForUpdates: () => {
+    return ipcRenderer.invoke(IPC_CHANNELS.CHECK_FOR_UPDATES);
+  },
+  getOsPlatform: (): Promise<string> => {
+    return ipcRenderer.invoke(IPC_CHANNELS.GET_OS_PLATFORM);
+  },
   openDialog: (options: Electron.OpenDialogOptions) => {
     return ipcRenderer.invoke(IPC_CHANNELS.OPEN_DIALOG, options);
   },