const fs = require('fs');
const crypto = require('crypto');

const passPath = 'HKEY_CURRENT_USER\\SOFTWARE\\HwaSmart';
const passValue   = 'BDAuthorization';

function cryptMD5(GUID) {
  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);
}

fs.readFile('./MachineGuid.txt', 'utf-8', (err, data) => {
  if (err) {
    if (err.code === 'ENOENT') {
      console.error('file not exist');
      return;
    }
    console.error(err, 'open');
    return;
  }
  fs.readFile('./KeyWord.txt', 'utf-8', (error, key) => {
    if (error) {
      if (error.code === 'ENOENT') {
        console.error('file not exist');
        return;
      }
      console.error(error, 'open');
      return;
    }
    console.log(key)
  fs.writeFile('./BDAuthorization.bat', 
  `@echo off

If Not "%~1"=="H" (
  mshta vbscript:"<script language=vbs>Set UAC=CreateObject(""Shell.Application""):UAC.ShellExecute ""%~s0"", ""H"", """", ""runas"", 1:window,close</script>"
)

reg add ${passPath} /v ${passValue} /t REG_SZ /d ${cryptMD5(data + key)} /f

exit`,
 (e) => {
    if(e){
        console.log(`创建失败：${e}`);
    }
    console.log(`创建成功！`);
  });
  fs.writeFile('./MachineGuid.txt', '', (ero) => {
    if(ero){
        console.log(`创建失败：${ero}`);
    }
    console.log(`创建成功！`);
  });
  });
});