// Modules to control application life and create native browser window
const { app, BrowserWindow } = require('electron')
const path = require('path')


// const myChildProccess = require('child_process')
// myChildProccess.spawn('D:\\Notepad++\\notepad++.exe')

function createWindow() {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    // autoHideMenuBar: true,//可以使用户在打开软件时隐藏菜单栏，但是如果用户按下alt按键，菜单栏又会弹出来
    webPreferences: {
      //解决electron require未定义,以下两项
      //是否注入nodeapi
      nodeIntegration: true,//nodeIntegration设为false页面就不能使用nodejs和Electron APIs
      contextIsolation: false,
      //渲染进程是否启用remote模块
      enableRemoteModule: true,//在渲染进程中使用主进程中的模块方法时，可以使用Electron Remote解决在渲染和主进程间的通讯,这么看 remote 模块可以说是非常好用啦，渲染进程就不用显式通过 ipcRenderer / ipcMain 与主进程通信。除此之外，可以通过 remote.getGlobal 获取主进程中 的全局变量, 通过 remote.process 拿到主进程的 process 对象信息
      preload: path.join(__dirname, './preload.js')
    }
  })

  // and load the index.html of the app.
  mainWindow.loadFile('index.html')

  // Open the DevTools.
  mainWindow.webContents.openDevTools()
}

// 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.whenReady().then(() => {
  createWindow()

  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 (BrowserWindow.getAllWindows().length === 0) createWindow()
  })
})
app.on('window-all-closed', function () {
  if (process.platform !== 'darwin') app.quit()
})
console.log("start");
//监听消息，关闭子进程
const ipcMain = require('electron').ipcMain;
// 打开一个子进程
const childProcess = require('child_process');
var mySpawn = [];
// 收到消息打开进程
ipcMain.on('open-child-now', (e, msg) => {
  console.log('打开进程 --》 mainProcessGet: ' + msg);
  var spawn = childProcess.spawn(msg);
  mySpawn[mySpawn.length] = spawn;
  e.sender.send('cs-reply', '打开进程：' + msg);
})

ipcMain.on('kill-child-now', (e, msg) => {
  console.log('关闭进程 --》 mainProcessGet: ' + msg);
  e.sender.send('cs-reply', '正在关闭所有打开的应用');
  //收到消息，关闭所有进程
  for (i = 0; i < mySpawn.length; i++) {
    mySpawn[i].kill();
  }
  mySpawn = [];
})

// const edge = require('edge-js')
const edge = require('electron-edge-js')
var invoker = edge.func({
  assemblyFile: path.resolve("./static/dll/dllDemo.dll"),//找到对应的dll文件
  typeName: "dllDemo.Test",// C#中class的名字就是StartUp
  // typeName: "RexLibray.Util.StringUtil",// C#中class的名字就是StartUp
  methodName: "Add"// 导出dll的方法名

})


invoker(12,function (err, result) {
  if (err) throw err;
  console.log(result + "");
})

const ffi = require('ffi-napi')
let cpplib = path.resolve('./static/dll/C++DLL.dll')
let cppDll = ffi.Library(cpplib, {
  Add: ['float', ['float', 'float']],
  Hello: ['String', []]
})
console.log(cppDll.Add(1, 2));
console.log(cppDll.Hello());