const electron = require('electron');
//const fs = require('fs');

const app = electron.app;
const BrowserWindow = electron.BrowserWindow;

const path = require('path');
const url = require('url');

// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
let mainWindow;

function createWindow () {
    // Create the browser window.
    //const {width, height} = electron.screen.getPrimaryDisplay().workAreaSize;
    const width = 1400;
    const height = 800;
    mainWindow = new BrowserWindow({width, height, webPreferences: {
        nodeIntegration: true,
        contextIsolation: false,
    }});

    // Load index.html
    mainWindow.loadURL(url.format({
        pathname: path.join(__dirname, './index.html'),
        protocol: 'file:',
        slashes: true
    }));    

    // Open the DevTools.
    //mainWindow.webContents.openDevTools();

    // Emitted when the window is closed.
    mainWindow.on('closed', function () {
        mainWindow = null;
    });
}

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', createWindow);

// Quit when all windows are closed.
app.on('window-all-closed', function () {
    // On OS X it is common for applications and their menu bar
    // to stay active until the user quits explicitly with Cmd + Q
    if (process.platform !== 'darwin') {
        app.quit();
    }
});

app.on('activate', function () {
    // On OS X it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (mainWindow === null) {
        createWindow();
    }
});