// AES
import CryptoJS from 'crypto-js'
import JSEncrypt from 'jsencrypt'
import {
  generateRandomObj,
  rsaPassWord
} from './encrypt.js'
// 私钥
// const privateKey = "MIICdQIBADANBgkqhkiG9w0BAQEFAASCAl8wggJbAgEAAoGBAJkOgs/FrhpXs3QzdhiQ9eFdK7HECPNPadhecJA5SU2kEx+FlRnbA7Z9/Tqg9RYV4zuuxp3cYp9fa8AywRzVIHYLCokt39bUYIsEVJQdh4KRr1usl/x8Wv24GjcnuDlsLnwAgSsqNcVM/4XhtaeqyrmNMEbT7YqxJjBGJNamwSfXAgMBAAECgYADkiQZJtqGAM/OATlbH16tMFhJoHI5AvxMMP/dTYjZR9+uV5Z/8O0oP849pO2y4zXW+Z/mpPKkFzzTUhvRSWOldBFOmjktPdCBA8NuyFT3+dlew202pEbjDxdnTjb+GTNnli0cHoILsJGoqEeCCddNbtlidv0kFQWubbgfuSNf2QJBAOHmb9v36hnmcH3eLEo2wy7bEE30q+UoUGzAlLw2Tv/APh82NV6VVB11duYDeifAE0wJFtImp9zEDrVcmiN5PNMCQQCtc1kwdP15Dfj+miTkmjKbsona3+m06XQ0VbeUelQ07VtAG9zpkaza7c8JEA15cOcxHECFG5f2E4f3KBl543ZtAkBBtj6jxiIbFqVyd8Z6cCOm5aKAisPWDTwX5o1dko64ZruraKFtuhKV3y2PC0PlfEIgxCQXTZdW6NE+gIl1+DZxAkAsC3iAh5S+IsAx1u67ZjSnuOSsweNU31t01rdxasbrUcK0Ot8UKLveNDk4sezaA8ORgv0XT/R8tmT2bCZb/1jZAkBUqgcdO5b9YM9wumvKIDHhKuIobrRYlIhSfh36Iaor0VO9a+Xl0c5lwmZmZDyZHE/mfhuVkjdifOwEeORnWPs7";
// const privateKey = uni.getStorageSync('aes_private_key')

export function decryptedData (msg, data) {
  // 变换key:将当月位数字符串去除，然后倒序
  const monthIndex = new Date().getMonth() + 1
  const msgStr = msg.slice(0, monthIndex) + msg.slice(monthIndex + 1)
  const reverseMsgStr = msgStr.split('').reverse().join('')
  const str1 = data.replace(/\s/g, '')
  // 解密并返回结果
  return (
    JSON.parse(
      CryptoJS.AES.decrypt({
        ciphertext: CryptoJS.enc.Base64.parse(str1)
      },
      CryptoJS.enc.Utf8.parse(reverseMsgStr), {
        mode: CryptoJS.mode.ECB,
        padding: CryptoJS.pad.Pkcs7,
        iv: CryptoJS.enc.Utf8.parse('AES/CBC/PKCS5Padding')
      }
      ).toString(CryptoJS.enc.Utf8)
    ) || {}
  )
}

// 对数据加密
export function encryptData (data) {
  const str = CryptoJS.AES.encrypt(
    JSON.stringify(data),
    CryptoJS.enc.Utf8.parse(generateRandomObj), {
      mode: CryptoJS.mode.ECB,
      padding: CryptoJS.pad.Pkcs7,
      iv: CryptoJS.enc.Utf8.parse('AES/CBC/PKCS5Padding')
    }
  ).toString()
  return {
    data: str,
    ivKey: rsaPassWord
  }
}