main.js

import { app, BrowserWindow, protocol } from 'electron';
import path from 'path';
import { fileURLToPath } from 'url';

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

const setupProtocols = () => {
  protocol.registerFileProtocol('app', (request, callback) => {
    const url = request.url.replace('app://', '');
    try {
      return callback(path.join(__dirname, url));
    } catch (error) {
      return callback({ error: -2 /* ENOENT */ });
    }
  });
};

function createWindow() {
    const preloadPath = path.join(__dirname, 'preload.js');
    
    const win = new BrowserWindow({
        width: 1200,
        height: 800,
        webPreferences: {
            nodeIntegration: false,
            contextIsolation: true,
            preload: preloadPath,
            webSecurity: false,
        },
    });
    
    win.loadFile('dist/index.html');
    
    if (process.env.NODE_ENV === 'development') {
        win.webContents.openDevTools();
    }
}

app.whenReady().then(() => {
    setupProtocols();
    createWindow();
});

app.on('window-all-closed', () => {
    if (process.platform !== 'darwin') app.quit();
});

app.on('activate', () => {
    if (BrowserWindow.getAllWindows().length === 0) createWindow();
});