import { app, screen, globalShortcut, BrowserWindow, ipcMain, dialog } from 'electron'
import { join } from "path"
import config from './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
  }
}

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) {
const URl_REGEX      = /[a-zA-z]+:\/\/[^\s]*/
const DEFAULT_OPTION = {
  fullscreen: true,
  frame: false,
  webPreferences: {
    nodeIntegration: true,
    preload: join(__dirname, 'preload.js')
  }
}

const launch = () => {
  const extend_tdt_window = config.get('extend_tdt_window')
  const displays = screen.getAllDisplays()
  
  const { option, url } = getMonitorWindowArguments(displays[0])
  createWindow(option, url)

  if (extend_tdt_window) {
    const { option, url } = getTDTWindowArguments(displays[displays.length - 1])
    createWindow(option, url)
  }
}

const getMonitorWindowArguments = (display: any) => {
  const option = getOption(display)
  const url = process.env.NODE_ENV === 'development' ? 'http://localhost:3000/' : 'dist/render/index.html'
  
  return { option, url }
}
const getTDTWindowArguments = (display: any) => {
  const option = getOption(display)
  const url = 'http://gd.map.hwasmart.com/'
  
  return { option, url }
}

const getOption = (display: any) => {
  const origin = getDisplayOrigin(display)
  const option = Object.assign({}, DEFAULT_OPTION, origin)
  return option
}

const getDisplayOrigin = (display: any) => {
  const origin = !display ? {x: 0, y: 0} : {x: display.bounds.x, y: display.bounds.y}
  return origin
}

function createWindow(option: any, url: any) {
  const win = new BrowserWindow(option)

  if (URl_REGEX.test(url)) {
    win.loadURL(url)
  } else {
    win.loadFile(url)
  }

  const isWindows = process.platform === 'win32';
  let needsFocusFix = false;
  let triggeringProgrammaticBlur = false;

  //弹出警报窗口后 input获取不到焦点
  win.on('blur', (event: any) => {
    if(!triggeringProgrammaticBlur) {
      needsFocusFix = true;
    }
  })

  win.on('focus', (event: any) => {
    if(isWindows && needsFocusFix) {
      needsFocusFix = false;
      triggeringProgrammaticBlur = true;
      //弹出弹窗后重新聚焦导致windows任务栏显示，重新隐藏底部windows任务栏
      win.minimize();   //最小化函数
      win.restore();    //取消最小化函数（从最小化窗口还原函数）
      setTimeout(function () {
        win.blur();       //失去焦点函数
        win.focus();      //获取焦点函数
        setTimeout(function () {
          triggeringProgrammaticBlur = false;
        }, 100);
      }, 100);
    }
  })
  
  if(process.env.NODE_ENV === 'development') win.webContents.openDevTools()

  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){
        win.close()
      }else{
        console.log('not close software')
      }
    })
  })
}

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

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

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

main()