vue-cli-plugin-electron-vuetify/generator/template/src/background.js

vue-cli plugin to easily scaffold Vuetify 2.x w/ Electron 9.0

'use strict'

import {
  app,
  protocol,
  BrowserWindow,
  ipcMain,
} from 'electron'
import { autoUpdater } from 'electron-updater'
import { createProtocol } from 'vue-cli-plugin-electron-builder/lib'
import installExtension, { VUEJS_DEVTOOLS } from 'electron-devtools-installer'
const isDevelopment = process.env.NODE_ENV !== 'production'

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

async function createWindow () {
  // Create the browser window.
  let win = new BrowserWindow({
    width: 950,
    height: 650,
    minWidth: 950,
    minHeight: 650,
    frame: false,
    show: !process.env.IS_TEST,
    webPreferences: {
      // Use pluginOptions.nodeIntegration, leave this alone
      // See nklayman.github.io/vue-cli-plugin-electron-builder/guide/security.html#node-integration for more info
      nodeIntegration: process.env.ELECTRON_NODE_INTEGRATION,
    },
  })

  if (process.env.WEBPACK_DEV_SERVER_URL) {
    // Load the url of the dev server if in development mode
    await win.loadURL(process.env.WEBPACK_DEV_SERVER_URL)
    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
  })

  // sets up auto-updater
  win.webContents.once('dom-ready', () => {
    setTimeout(function () {
      autoUpdater.checkForUpdatesAndNotify()
    }, 2000)
  })

  // notify app that theres an update
  autoUpdater.on('update-available', () => {
    win.webContents.send('update_available')
  })

  // notify app that the update is downloaded
  autoUpdater.on('update-downloaded', () => {
    win.webContents.send('update_downloaded')
  })
}

// restarts app
ipcMain.on('restart_app', () => {
  autoUpdater.quitAndInstall()
})

// 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 (process.platform !== 'darwin') {
    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 (BrowserWindow.getAllWindows().length === 0) 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
    try {
      await installExtension(VUEJS_DEVTOOLS)
    } 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()
    })
  }
}