import CryptoJS from 'crypto-js'

export default class crypto {
  /**
   * token加密key 使用@org.springblade.test.CryptoKeyGenerator获取,需和后端配置保持一致
   * @type {string}
   */

  static cryptoKey: string = 'Zc72Ghs63Z2b8jl7PXnr68r7B69xmRLX'
  /**
   * 报文加密key 使用@org.springblade.test.CryptoKeyGenerator获取,需和后端配置保持一致
   * @type {string}
   */
  static aesKey: string = 'OPGbg7HHRiClg4u9euSPXt5Dtwed9qcG'

  /**
   * 本地加密key 使用@org.springblade.test.CryptoKeyGenerator获取,需和后端配置保持一致
   * @type {string}
   */
  static localKey: string = 'LaiJiangKeLiuXingMing_LaoTie6666'

  /**
   * aes 加密方法，同java：AesUtil.encryptToBase64(text, aesKey);
   */
  static encryptAES(data: string, key: string) {
    const dataBytes = CryptoJS.enc.Utf8.parse(data)
    const keyBytes = CryptoJS.enc.Utf8.parse(key)
    const encrypted = CryptoJS.AES.encrypt(dataBytes, keyBytes, {
      iv: keyBytes,
      mode: CryptoJS.mode.CBC,
      padding: CryptoJS.pad.Pkcs7,
    })
    return CryptoJS.enc.Base64.stringify(encrypted.ciphertext)
  }

  /**
   * aes 解密方法，同java：AesUtil.decryptFormBase64ToString(encrypt, aesKey);
   */
  static decryptAES(data: string | CryptoJS.lib.CipherParams, key: string) {
    const keyBytes = CryptoJS.enc.Utf8.parse(key)
    const decrypted = CryptoJS.AES.decrypt(data, keyBytes, {
      iv: keyBytes,
      mode: CryptoJS.mode.CBC,
      padding: CryptoJS.pad.Pkcs7,
    })
    return CryptoJS.enc.Utf8.stringify(decrypted)
  }
}