import { ipcMain, app, screen, globalShortcut, BrowserWindow, dialog } from 'electron'
import { join } from "path";
const config = require('./config')
import './load-serialport'
import { keyword } from './KeyWord'

const child_process = require('child_process')
const crypto = require('crypto')

function queryPass(passPath: string, passValue: string) {
  return new Promise(function (resolve, reject) {
      try {
          child_process.exec(`reg query ${passPath} /v ${passValue}`, (error: Error, stdout: string, stderr: string) => {
            if (error) {
                reject(error)
                return
            }
            resolve({stdout, stderr})
          }); 
      } catch (error) {
          reject(error)
      }
  })
}

function queryKey(keyPath: string, keyValue: string) {
  return new Promise(function (resolve, reject) {
      try {
          child_process.exec(`reg query ${keyPath} /v ${keyValue}`, (error: Error, stdout: string, stderr: string) => {
            if (error) {
              reject(error)
              return
            }
            resolve({stdout, stderr})
          })
      } catch (error) {
          reject(error)
      }
  })
}

function cryptMD5(GUID: string) {
  let md5 = crypto.createHash('md5')
  let ciphertext = md5.update(GUID).digest('hex')
  return ciphertext.slice(0,8)+'-'+ciphertext.slice(8,12)+'-'+ciphertext.slice(12,16)+'-'+ciphertext.slice(16,20)+'-'+ciphertext.slice(20,32)
}

const passPath = 'HKEY_CURRENT_USER\\SOFTWARE\\HwaSmart'
const passValue   = 'BDAuthorization'
const keyPath = 'HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Cryptography'
const keyValue   = 'MachineGuid'

async function checkLaunchEnv() {
  try {
    const passResult: any = await queryPass(passPath, passValue)
    const keyResult: any = await queryKey(keyPath, keyValue)
    if(cryptMD5(keyResult.stdout.slice(83,119) + keyword) == passResult.stdout.slice(72,108)){
      return true
    }else{
      return false
    }
    // 成功
    // 查询到 有这个app启动项
  } catch (error) {
      // 没有查询到该app启动项目
      return false
  }
}

var windows:Array<BrowserWindow> = [];

function createWindow(page: string, display: any) {
  const win = new BrowserWindow({
    fullscreen: true,
    frame: false,
    x: display.bounds.x,
    y: display.bounds.y,
    webPreferences: {
      nodeIntegration: true,
      preload: join(__dirname, 'preload.js')
    }
  })

  ipcMain.on("APP_MOUNTED", (event) => {
    const { sender } = event
    if (page == 'satellite-data-monitor-platform') {
      let depth = config.get('depth')
      let secondary = config.get('secondary')
      sender.send('deep', [depth, secondary])
    }
  })

  if (process.env.NODE_ENV === 'development') {
    win.loadURL(`http://localhost:3000/${page}.html`)
    win.webContents.openDevTools()
  } else {
    win.loadFile(`dist/render/${page}.html`)
  }

  windows.push(win);
  return win;
}

const sleep = (timeout:number) => {
  return new Promise((resolve?:any)=>{
    setTimeout(()=>{
      resolve();
    }, timeout)
  })
}

async function launch() {
  const displays = screen.getAllDisplays()
  if (displays.length !== 4) {
      createWindow('satellite-data-monitor-platform', displays[0])
      await sleep(100);
      createWindow('satellite-info-monitor-platform', displays[0])
      await sleep(200);
      createWindow('satellite-signal-monitor-platform', displays[0])
      await sleep(300);
      createWindow('satellite-state-monitor-platform', displays[0])
  } else {
    createWindow('satellite-data-monitor-platform', displays[0])
    await sleep(200);
    createWindow('satellite-info-monitor-platform', displays[1])
    await sleep(400);
    createWindow('satellite-signal-monitor-platform', displays[2])
    await sleep(600);
    createWindow('satellite-state-monitor-platform', displays[3])
  }

  // 屏蔽 F11 进入/退出全屏功能
  globalShortcut.register('F11', () => { return })
}

ipcMain.on('CLOSE', (event) => {
  const res = dialog.showMessageBox({
    type: 'warning',
    title: '警告',
    message: '确定要关闭软件吗?',
    detail: '关闭软件',
    cancelId: 1, // 按esc默认点击索引按钮
    defaultId: 0, // 默认高亮的按钮下标
    buttons: ['确认', '取消'], // 按钮按索引从右往左排序
  })
  
  res.then((data)=>{
    if(data.response == 0){
      windows.forEach((key:BrowserWindow) => {
        key.close();
      });
      windows = [];
    }else{
      console.log('not close software')
    }
  })
})

async function main() {
  // 异步代码
  const checkReault: any = await checkLaunchEnv()
  console.log('env right:', checkReault)
  
  // 异步代码执行完毕后执行的代码
  if (checkReault) {
    launch()
  } else {
    dialog.showErrorBox('系统提示', '软件启动出错，请联系售后技术支持人员')
    process.exit(1)
  }
}

app.whenReady().then(main)

app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit()
  }
})

app.on('activate', () => {
  if (BrowserWindow.getAllWindows().length === 0) {
    launch()
  }
})