andrew
6596c13d4d
Introduces an About tab in the settings page displaying app, runtime, and system diagnostics. Adds IPC and preload bridge for about info, clipboard copy functionality, and external navigation for GitHub and Help links. Updates site-history.json with relevant links.
473 lines
15 KiB
JavaScript
473 lines
15 KiB
JavaScript
const { app, BrowserWindow, ipcMain, session, screen, shell } = require('electron');
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const fs = require('fs');
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const path = require('path');
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const os = require('os');
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const PerformanceMonitor = require('./performance-monitor');
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const GPUFallback = require('./gpu-fallback');
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const GPUConfig = require('./gpu-config');
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// Initialize performance monitoring and GPU management
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const perfMonitor = new PerformanceMonitor();
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const gpuFallback = new GPUFallback();
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const gpuConfig = new GPUConfig();
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// Configure GPU settings before app is ready
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gpuConfig.configure();
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// Set a custom application name
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app.setName('Nebula');
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// Setup GPU crash handling
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gpuFallback.setupCrashHandling();
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// --- clear any prior registrations to prevent duplicate‐handler errors ---
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ipcMain.removeHandler('window-minimize');
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ipcMain.removeHandler('window-maximize');
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ipcMain.removeHandler('window-close');
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function createWindow(startUrl) {
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// Get the available screen size
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const { width, height } = screen.getPrimaryDisplay().workAreaSize;
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// Ensure nativeWindowOpen is disabled
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let windowOptions = {
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width,
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height,
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resizable: true,
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webPreferences: {
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preload: path.join(__dirname, 'preload.js'),
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nodeIntegration: false, // Security & performance improvement
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contextIsolation: true,
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webviewTag: true,
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enableRemoteModule: false, // Deprecated and slow
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nodeIntegrationInSubFrames: false, // Security & performance
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nativeWindowOpen: false,
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spellcheck: false, // Disable if not needed
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webSecurity: true,
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allowRunningInsecureContent: false,
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experimentalFeatures: false,
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offscreen: false, // Ensure on-screen rendering for GPU
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enableWebSQL: false, // Disable deprecated features
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plugins: false, // Disable plugins that might interfere with GPU
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// OAuth compatibility settings
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partition: 'persist:main',
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sandbox: false // Allow full browser capabilities for OAuth
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},
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fullscreen: false,
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autoHideMenuBar: true,
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icon: process.platform === 'darwin'
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? path.join(__dirname, 'assets/images/Logos/Nebula-Favicon.icns')
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: path.join(__dirname, 'assets/images/Logos/Nebula-favicon.png'),
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title: 'Nebula',
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};
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if (process.platform === 'darwin') {
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Object.assign(windowOptions, {
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frame: true,
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titleBarStyle: 'hidden',
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trafficLightPosition: { x: 15, y: 20 },
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backgroundColor: '#00000000',
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transparent: true,
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});
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} else if (process.platform === 'win32') {
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Object.assign(windowOptions, {
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frame: true, // Use default Windows title bar.
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// removed titleBarOverlay to restore native Windows controls.
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});
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} else {
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windowOptions.frame = true;
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}
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const win = new BrowserWindow(windowOptions);
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// Handle window.open() calls – load URL in this window
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win.webContents.setWindowOpenHandler(({ url }) => {
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win.loadURL(url);
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return { action: 'deny' };
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});
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// Intercept direct navigations (e.g., user clicks a link) – load URL in this window
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win.webContents.on('will-navigate', (event, url) => {
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event.preventDefault(); // Prevent navigation in the current window
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win.loadURL(url);
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});
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// Intercept legacy new-window events – load URL in this window
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win.webContents.on('new-window', (event, url) => {
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event.preventDefault(); // Prevent new Electron window
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win.loadURL(url);
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});
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// ensure all embedded <webview> tags behave predictably without heavy injections
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win.webContents.on('did-attach-webview', (event, webContents) => {
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// Let the renderer/webview handle navigation; avoid extra JS injection that can stall
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webContents.setWindowOpenHandler(({ url }) => {
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webContents.loadURL(url);
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return { action: 'deny' };
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});
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});
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win.loadFile('renderer/index.html');
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// if caller passed in a URL, forward it to the renderer after load
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if (startUrl) {
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win.webContents.once('did-finish-load', () => {
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win.webContents.send('open-url', startUrl);
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});
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}
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// Set default zoom to 100%
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const zoomFactor = 1.0;
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const loadStartTime = Date.now();
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win.webContents.on('did-finish-load', () => {
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win.webContents.setZoomFactor(zoomFactor);
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// Track load time for performance monitoring
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const loadTime = Date.now() - loadStartTime;
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perfMonitor.trackLoadTime(win.webContents.getURL(), loadTime);
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});
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// Renderer manages history; no main-process recording here
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}
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// This method will be called when Electron has finished initialization
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app.whenReady().then(async () => {
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// Check GPU status and handle errors
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const gpuStatus = await gpuConfig.checkGPUStatus();
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console.log('GPU Configuration Results:');
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console.log('- GPU Status:', gpuStatus);
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console.log('- Recommendations:', gpuConfig.getRecommendations());
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// Handle GPU process crashes
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app.on('gpu-process-crashed', (event, killed) => {
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console.warn('GPU process crashed, killed:', killed);
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if (!killed) {
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console.log('Attempting to recover GPU process...');
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}
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});
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// Optimize session settings for performance and OAuth compatibility
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const ses = session.defaultSession;
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try {
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// Configure session for OAuth compatibility (Google, etc.)
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ses.setPermissionRequestHandler((webContents, permission, callback) => {
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// Allow necessary permissions for OAuth flows
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if (['notifications', 'geolocation', 'camera', 'microphone'].includes(permission)) {
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callback(false); // Deny by default for privacy
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} else {
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callback(true); // Allow others like storage access
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}
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});
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// Configure user agent for better compatibility
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ses.setUserAgent('Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 Nebula/1.0.0');
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// Configure cookies for OAuth compatibility
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ses.cookies.on('changed', (event, cookie, cause, removed) => {
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// Log cookie changes for debugging OAuth issues
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if (cookie.domain.includes('google') || cookie.domain.includes('accounts')) {
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console.log(`Cookie ${removed ? 'removed' : 'added'}: ${cookie.name} for ${cookie.domain}`);
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}
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});
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// Enable request/response caching
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ses.webRequest.onBeforeSendHeaders((details, callback) => {
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// Add headers for better OAuth compatibility
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details.requestHeaders['Cache-Control'] = 'max-age=3600';
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// Ensure we accept third-party cookies for OAuth flows
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details.requestHeaders['Accept'] = 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8';
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// Add referrer policy for OAuth compatibility
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if (details.url.includes('accounts.google.com') || details.url.includes('oauth')) {
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details.requestHeaders['Referrer-Policy'] = 'strict-origin-when-cross-origin';
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}
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callback({ requestHeaders: details.requestHeaders });
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});
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// Skip preload registration as it's handled in window options
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console.log('Session configured successfully for OAuth compatibility');
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} catch (err) {
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console.error('Session setup error:', err);
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}
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// Start performance monitoring
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perfMonitor.start();
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createWindow();
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if (process.platform === 'darwin') {
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// Set macOS dock icon using an icns file for proper display.
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app.dock.setIcon(path.join(__dirname, 'assets/images/Logos/Nebula-Icon.icns'));
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}
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app.on('activate', () => {
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if (BrowserWindow.getAllWindows().length === 0) createWindow();
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});
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});
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// Quit when all windows are closed.
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app.on('window-all-closed', () => {
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if (process.platform !== 'darwin') app.quit();
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});
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// ipcMain handlers
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// --- window control handlers (only registered once now)
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ipcMain.handle('window-minimize', event => {
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BrowserWindow.fromWebContents(event.sender).minimize();
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});
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ipcMain.handle('window-maximize', event => {
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const w = BrowserWindow.fromWebContents(event.sender);
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w.isMaximized() ? w.unmaximize() : w.maximize();
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});
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ipcMain.handle('window-close', event => {
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BrowserWindow.fromWebContents(event.sender).close();
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});
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// Add site and search history IPC handlers
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// Site history is now handled via localStorage in the renderer
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// But keep these handlers for compatibility and potential future use
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ipcMain.handle('load-site-history', async () => {
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const filePath = path.join(__dirname, 'site-history.json');
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try {
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const data = await fs.promises.readFile(filePath, 'utf-8');
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return JSON.parse(data);
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} catch (err) {
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return [];
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}
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});
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ipcMain.handle('save-site-history', async (event, history) => {
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const filePath = path.join(__dirname, 'site-history.json');
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try {
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await fs.promises.writeFile(filePath, JSON.stringify(history, null, 2));
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return true;
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} catch (err) {
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return false;
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}
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});
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ipcMain.handle('clear-site-history', async () => {
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const filePath = path.join(__dirname, 'site-history.json');
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try {
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await fs.promises.writeFile(filePath, JSON.stringify([], null, 2));
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return true;
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} catch (err) {
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return false;
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}
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});
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ipcMain.handle('load-search-history', async () => {
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const filePath = path.join(__dirname, 'search-history.json');
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try {
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const data = await fs.promises.readFile(filePath, 'utf-8');
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return JSON.parse(data);
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} catch (err) {
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return [];
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}
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});
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ipcMain.handle('save-search-history', async (event, history) => {
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const filePath = path.join(__dirname, 'search-history.json');
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try {
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await fs.promises.writeFile(filePath, JSON.stringify(history, null, 2));
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return true;
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} catch (err) {
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return false;
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}
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});
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// debug: log default‐homepage changes from renderer
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ipcMain.on('homepage-changed', (event, url) => {
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console.log('[MAIN] homepage-changed →', url);
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});
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// Bookmark management
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ipcMain.handle('load-bookmarks', async () => {
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try {
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const bookmarksPath = path.join(__dirname, 'bookmarks.json');
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try {
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await fs.promises.access(bookmarksPath);
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} catch {
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console.log('No bookmarks file found, starting with empty array');
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return [];
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}
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const data = await fs.promises.readFile(bookmarksPath, 'utf8');
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const bookmarks = JSON.parse(data);
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console.log(`Loaded ${bookmarks.length} bookmarks from file`);
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return bookmarks;
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} catch (error) {
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console.error('Error loading bookmarks:', error);
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// Try to create a backup if the file is corrupted
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const bookmarksPath = path.join(__dirname, 'bookmarks.json');
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const backupPath = path.join(__dirname, `bookmarks.backup.${Date.now()}.json`);
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try {
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await fs.promises.copyFile(bookmarksPath, backupPath);
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console.log(`Corrupted bookmarks file backed up to: ${backupPath}`);
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} catch (backupError) {
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console.error('Failed to create backup:', backupError);
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}
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return [];
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}
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});
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ipcMain.handle('save-bookmarks', async (event, bookmarks) => {
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try {
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const bookmarksPath = path.join(__dirname, 'bookmarks.json');
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try {
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await fs.promises.access(bookmarksPath);
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const backupPath = path.join(__dirname, 'bookmarks.backup.json');
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await fs.promises.copyFile(bookmarksPath, backupPath);
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} catch {}
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await fs.promises.writeFile(bookmarksPath, JSON.stringify(bookmarks, null, 2));
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console.log(`Saved ${bookmarks.length} bookmarks to file`);
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return true;
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} catch (error) {
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console.error('Error saving bookmarks:', error);
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return false;
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}
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});
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ipcMain.handle('clear-browser-data', async () => {
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try {
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const ses = session.defaultSession;
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// Clear cookies
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await ses.clearStorageData({ storages: ['cookies'] });
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// Clear local storage and other storage data
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await ses.clearStorageData({ storages: ['localstorage', 'indexdb', 'filesystem', 'websql'] });
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// Clear cache
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await ses.clearCache();
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// Clear HTTP authentication cache
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await ses.clearAuthCache();
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// Clear all cookies explicitly to ensure logged-in accounts are logged out
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const cookies = await ses.cookies.get({});
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for (const cookie of cookies) {
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await ses.cookies.remove(cookie.url, cookie.name);
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}
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return true; // Indicate success
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} catch (error) {
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console.error('Failed to clear browser data:', error);
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return false; // Indicate failure
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}
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});
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ipcMain.handle('get-zoom-factor', event => {
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const wc = BrowserWindow.fromWebContents(event.sender).webContents;
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return wc.getZoomFactor();
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});
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ipcMain.handle('zoom-in', event => {
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const wc = BrowserWindow.fromWebContents(event.sender).webContents;
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const current = wc.getZoomFactor();
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const z = Math.min(current + 0.1, 3);
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wc.setZoomFactor(z);
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return z;
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});
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ipcMain.handle('zoom-out', event => {
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const wc = BrowserWindow.fromWebContents(event.sender).webContents;
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const current = wc.getZoomFactor();
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const z = Math.max(current - 0.1, 0.25);
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wc.setZoomFactor(z);
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return z;
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});
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// allow renderer to pop a tab into its own window
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ipcMain.handle('open-tab-in-new-window', (event, url) => {
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createWindow(url);
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});
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ipcMain.handle('save-site-history-entry', async (event, url) => {
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const filePath = path.join(__dirname, 'site-history.json');
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try {
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let data = [];
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try {
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const raw = await fs.promises.readFile(filePath, 'utf8');
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data = JSON.parse(raw);
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} catch {}
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// Remove if already exists to avoid duplicates
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data = data.filter(item => item !== url);
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// Add to beginning and clamp size
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data.unshift(url);
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if (data.length > 100) data = data.slice(0, 100);
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await fs.promises.writeFile(filePath, JSON.stringify(data, null, 2));
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return true;
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} catch (err) {
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console.error('[MAIN] Error saving site history entry:', err);
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return false;
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}
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});
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// Add performance monitoring IPC handlers
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ipcMain.handle('get-performance-report', () => {
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return perfMonitor.getReport();
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});
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ipcMain.handle('force-gc', () => {
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perfMonitor.forceGC();
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return true;
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});
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// GPU diagnostics handler
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ipcMain.handle('get-gpu-info', async () => {
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try {
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const gpuStatus = await gpuConfig.checkGPUStatus();
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const fallbackStatus = gpuFallback.getStatus();
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const recommendations = gpuConfig.getRecommendations();
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return {
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...gpuStatus,
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fallbackStatus: fallbackStatus,
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recommendations: recommendations,
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isOptimized: gpuStatus.isSupported && !fallbackStatus.fallbackLevel
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};
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} catch (err) {
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console.error('Error getting GPU info:', err);
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return { error: err.message, isSupported: false };
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}
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});
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// Force GPU fallback handler
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ipcMain.handle('apply-gpu-fallback', (event, level) => {
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try {
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gpuFallback.applyFallback(level);
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return { success: true, level: level };
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} catch (err) {
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console.error('Error applying GPU fallback:', err);
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return { error: err.message };
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}
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});
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// About/info handler
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ipcMain.handle('get-about-info', () => {
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try {
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return {
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appName: app.getName(),
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appVersion: app.getVersion(),
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isPackaged: app.isPackaged,
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appPath: app.getAppPath(),
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userDataPath: app.getPath('userData'),
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electronVersion: process.versions.electron,
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chromeVersion: process.versions.chrome,
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nodeVersion: process.versions.node,
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v8Version: process.versions.v8,
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platform: process.platform,
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arch: process.arch,
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osType: os.type(),
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osRelease: os.release(),
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cpu: os.cpus()?.[0]?.model || 'Unknown CPU',
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totalMemGB: Math.round((os.totalmem() / (1024 ** 3)) * 10) / 10,
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};
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} catch (err) {
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console.error('Error building about info:', err);
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return { error: err.message };
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}
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});
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