import path from 'path';
import {
  app, protocol, BrowserWindow, Menu, MenuItemConstructorOptions,
} from 'electron';
import { createProtocol } from 'vue-cli-plugin-electron-builder/lib';

const isDevelopment = process.env.NODE_ENV !== 'production';
const isMac = process.platform === 'darwin';

// 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 win: BrowserWindow | null;

// Set app menu
const menuTemplate = [
  ...(isMac ? [{
    label: app.getName(),
    submenu: [
      { role: 'about' },
      { type: 'separator' },
      { role: 'services' },
      { type: 'separator' },
      { role: 'hide' },
      { role: 'hideothers' },
      { role: 'unhide' },
      { type: 'separator' },
      { role: 'quit' },
    ],
  }] : []),
] as MenuItemConstructorOptions[];
const menu = Menu.buildFromTemplate(menuTemplate);
Menu.setApplicationMenu(menu);

// Scheme must be registered before the app is ready
protocol.registerSchemesAsPrivileged([{ scheme: 'app', privileges: { secure: true, standard: true } }]);

function createWindow() {
  // Create the browser window.
  win = new BrowserWindow({
    width: 1280,
    height: 720,
    minWidth: 480,
    minHeight: 50,
    title: 'fontvuer',
    icon: path.join(__dirname, 'icon.png'),
    webPreferences: {
      nodeIntegration: true,
    },
  });
  win.setMenuBarVisibility(false);
  win.removeMenu();
  win.setMenu(null);

  if (process.env.WEBPACK_DEV_SERVER_URL) {
    // Load the url of the dev server if in development mode
    win.loadURL(process.env.WEBPACK_DEV_SERVER_URL as string);
    if (!process.env.IS_TEST) win.webContents.openDevTools();
  } else {
    createProtocol('app');
    // Load the index.html when not in development
    win.loadURL('app://./index.html');
  }

  win.on('closed', () => {
    win = null;
  });
}

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

app.on('activate', () => {
  // On macOS 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();
  }
});

// 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', async () => {
  if (isDevelopment && !process.env.IS_TEST) {
    // Install Vue Devtools
    // Devtools extensions are broken in Electron 6.0.0 and greater
    // See https://github.com/nklayman/vue-cli-plugin-electron-builder/issues/378 for more info
    // Electron will not launch with Devtools extensions installed on Windows 10 with dark mode
    // If you are not using Windows 10 dark mode, you may uncomment these lines
    // In addition, if the linked issue is closed,
    // you can upgrade electron and uncomment these lines
    // try {
    //   await installVueDevtools()
    // } catch (e) {
    //   console.error('Vue Devtools failed to install:', e.toString())
    // }

  }
  createWindow();
});

// Exit cleanly on request from parent process in development mode.
if (isDevelopment) {
  if (process.platform === 'win32') {
    process.on('message', (data) => {
      if (data === 'graceful-exit') {
        app.quit();
      }
    });
  } else {
    process.on('SIGTERM', () => {
      app.quit();
    });
  }
}
