// AES 
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import CryptoJS from 'crypto-js' 
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import JSEncrypt from 'jsencrypt' 
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import { 
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  generateRandomObj, 
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  rsaPassWord 
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} from './encrypt.js' 
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// 私钥 
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// const privateKey = "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"; 
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// const privateKey = uni.getStorageSync('aes_private_key') 
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export function decryptedData (msg, data) { 
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  // 变换key:将当月位数字符串去除,然后倒序 
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  const monthIndex = new Date().getMonth() + 1 
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  const msgStr = msg.slice(0, monthIndex) + msg.slice(monthIndex + 1) 
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  const reverseMsgStr = msgStr.split('').reverse().join('') 
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  const str1 = data.replace(/\s/g, '') 
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  // 解密并返回结果 
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  return ( 
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    JSON.parse( 
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      CryptoJS.AES.decrypt({ 
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        ciphertext: CryptoJS.enc.Base64.parse(str1) 
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      }, 
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      CryptoJS.enc.Utf8.parse(reverseMsgStr), { 
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        mode: CryptoJS.mode.ECB, 
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        padding: CryptoJS.pad.Pkcs7, 
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        iv: CryptoJS.enc.Utf8.parse('AES/CBC/PKCS5Padding') 
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      } 
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      ).toString(CryptoJS.enc.Utf8) 
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    ) || {} 
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  ) 
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} 
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// 对数据加密 
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export function encryptData (data) { 
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  const str = CryptoJS.AES.encrypt( 
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    JSON.stringify(data), 
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    CryptoJS.enc.Utf8.parse(generateRandomObj), { 
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      mode: CryptoJS.mode.ECB, 
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      padding: CryptoJS.pad.Pkcs7, 
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      iv: CryptoJS.enc.Utf8.parse('AES/CBC/PKCS5Padding') 
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    } 
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  ).toString() 
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  return { 
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    data: str, 
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    ivKey: rsaPassWord 
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  } 
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} 
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