import { app, BrowserWindow, screen } from 'electron';
import * as path from 'path';
import * as url from 'url';

let win: BrowserWindow;
const args = process.argv.slice(1);
const watch = args.some((val) => val === '--watch');
const dev = args.some((val) => val === '--dev');

if (watch) {
    require('electron-reload')(__dirname, {});
}

function createWindow() {
    const primaryScreenSize = screen.getPrimaryDisplay().workAreaSize;

    // Create the browser window.
    win = new BrowserWindow({
        x: 0,
        y: 0,
        width: primaryScreenSize.width,
        height: primaryScreenSize.height,
    });

    // and load the index.html of the app.
    win.loadURL(url.format({
        protocol: 'file:',
        pathname: path.join(__dirname, '/index.html'),
        slashes: true,
    }));

    // Open the DevTools.
    if (dev) {
        win.webContents.openDevTools();
    }

    // Emitted when the window is closed.
    win.on('closed', () => {
        // Dereference the window object, usually you would store window
        // in an array if your app supports multi windows, this is the time
        // when you should delete the corresponding element.
        win = null;
    });
}

try {
    // 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', () => {
        // 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', () => {
        // 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 (win === null) {
            createWindow();
        }
    });

} catch (e) {
    // Catch Error
    // throw e;
}