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main.js
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main.js
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// Modules to control application life and create native browser window
const {app, BrowserWindow, ipcMain} = require('electron');
const { autoUpdater } = require ("electron-updater");
const path = require('path');
const uploadUrl = "http://localhost:8000/download/";
const express = require('express') //express模块搭建服务
const bodyParser = require('body-parser') //body-parser模块用来解析post数据
//开启express服务
const apps = express()
//使用bodyParser
apps.use(bodyParser.urlencoded({ extended: false })) ////解析post数据
//自动为dist目录中的文件设置路由
// apps.set('_nuxt', __dirname + '/dist/_nuxt');
apps.use(express.static(__dirname + '/dist'))
// router.get('/',(req,res)=>{
// res.render('main/index',{})
// })
// apps.use(express.static(process.cwd() + '/dist'));
apps.listen(3000,()=>{
console.log('3000端口成功运行');
})
// 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.
mainWindow = new BrowserWindow({
width: 800,
height: 600,
// autoHideMenuBar: true,
useContentSize: true,
webPreferences: {
nodeIntegration: true
// preload: path.join(__dirname, '/dist/_nuxt')
}
})
// and load the index.html of the app.
// mainWindow.loadFile('index.html')
// mainWindow.loadFile('localhost:3000/')
mainWindow.loadURL("http://localhost:3000/")
mainWindow.focus();
// Open the DevTools.
// mainWindow.webContents.openDevTools()
// Emitted when the window is closed.
mainWindow.on('closed', function () {
// Dereference the window object, usually you would store windows
// in an array if your app supports multi windows, this is the time
// when you should delete the corresponding element.
mainWindow = null
})
//检测更新
updateHandle();
}
// 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 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', function () {
// 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 (mainWindow === null) createWindow()
})
// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.
//检测更新
function updateHandle() {
console.log("检测更新中。。。"+ uploadUrl);
let message = {
error: '检查更新出错',
checking: '正在检查更新……',
updateAva: '检测到新版本,正在下载……',
updateNotAva: '现在使用的就是最新版本,不用更新',
};
const os = require('os');
autoUpdater.setFeedURL(uploadUrl);
console.log("0000000000000")
// setTimeout(()=>{
// console.log("延迟触发更新")
// autoUpdater.checkForUpdates();
// },3000)
autoUpdater.on('error', function (error) {
console.log(message.error)
//sendUpdateMessage(message.error)
});
autoUpdater.on('checking-for-update', function () {
mainWindow.webContents.send('checking_for', "正在检测更新...")
console.log("正在检测更新...")
//sendUpdateMessage(message.checking)
});
//当发现一个可用更新的时候触发,更新包下载会自动开始
autoUpdater.on('update-available', function (info) {
mainWindow.webContents.send('update_available')
autoUpdater.downloadUpdate().then((path)=>{
console.log('download path', path)
}).catch((e)=>{
console.log(e)
})
});
//当没有可用更新的时候触发
autoUpdater.on('update-not-available', function (info) {
console.log("当前没有可用更新")
// sendUpdateMessage(message.updateNotAva)
});
// 更新下载进度事件
autoUpdater.on('download-progress', function (progressObj) {
console.log(progressObj)
mainWindow.webContents.send('downloadProgress', progressObj)
})
//安装包下载完成
autoUpdater.on('update-downloaded', function (event, releaseNotes, releaseName, releaseDate, updateUrl, quitAndUpdate) {
console.log("666666666666")
mainWindow.webContents.send('update_downloaded')
ipcMain.on('isUpdateNow', (e, arg) =>{
console.log(arguments);
console.log("开始更新");
//退出并安装
autoUpdater.quitAndInstall();
});
});
//html页面加载后触发此更新
ipcMain.on("checkForUpdate",()=>{
//执行自动更新检查
autoUpdater.checkForUpdates();
})
//获取当前版本
ipcMain.on('app_version', (event) => {
event.sender.send('app_version', { version: app.getVersion() });
});
}
// 通过main进程发送事件给renderer进程,提示更新信息
// function sendUpdateMessage(text) {
// mainWindow.webContents.send('message', text)
// }