chrome-extension/packages/shell-chrome/assets/js/background.js

chrome.contextMenus.create({
  id: 'bitdance',
  title: '学生助手'
})

// chrome.contextMenus.onClicked.addListener(function (info) {
//     alert('当前菜单信息:'+ JSON.stringify(info))
// })

// 打印消息日志
chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
  console.log("request", request, "path", sender.url.replace(sender.origin, ""), "sender", sender, "sendResponse", sendResponse);

  console.log(`进入 assets\js\background.js 中的onMessage Listener`)

  // 抛给下一个Listener
  sendResponse();

  console.log(`离开 assets\js\background.js 中的onMessage Listener`)

  return true;

  /**
   * refer:
   * https://stackoverflow.com/questions/4924125/can-chrome-extension-background-pages-have-multiple-listeners
   * https://developer.chrome.com/extensions/runtime#event-onMessage
   * https://blog.csdn.net/lamp_yang_3533/article/details/100174074
   */
})


//refer: https://github.com/GoogleChrome/chrome-extensions-samples/blob/main/mv2-archive/api/notifications/background.js
function showNotification() {
  var time = /(..)(:..)/.exec(new Date());     // The prettyprinted time.
  var hour = time[1] % 12 || 12;               // The prettyprinted hour.
  var period = time[1] < 12 ? 'a.m.' : 'p.m.'; // The period of the day.
  new Notification(hour + time[2] + ' ' + period, {
    icon: '48.png',
    body: 'Time to make the toast.'
  });
}

chrome.contextMenus.create({
  id: 'bitdance-advanced-search-notification',
  title: 'Notification',
  parentId: 'bitdance',
  onclick: function (info) {
    showNotification()
  }
})

function tranBit(){
  console.log("开始插入翻译页面")
    
  chrome.tabs.query({ active: true, currentWindow: true }, (tabs) => {
  console.log(tabs)
  chrome.tabs.executeScript(tabs[0].id, { file:'./assets/js/translate/tran.js', runAt: 'document_start' })
  chrome.tabs.insertCSS(tabs[0].id, { file:'./assets/css/tran.css', runAt: 'document_start' })
  })
}