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src/utils/crypto.js

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+import CryptoJS from 'crypto-js'
+
+/** 与 tyc-webview-v2 `utils/crypto.js` 一致：AES-CBC，IV 前置后 Base64 */
+export function aesEncrypt(plainText, hexKey) {
+  const key = CryptoJS.enc.Hex.parse(hexKey)
+  const iv = generateRandomIV()
+  const encrypted = CryptoJS.AES.encrypt(plainText, key, {
+    iv,
+    padding: CryptoJS.pad.Pkcs7,
+    mode: CryptoJS.mode.CBC,
+  })
+  const ivAndCipherText = iv.concat(encrypted.ciphertext)
+  return CryptoJS.enc.Base64.stringify(ivAndCipherText)
+}
+
+function generateRandomIV() {
+  const iv = []
+  for (let i = 0; i < 16; i++)
+    iv.push(Math.floor(Math.random() * 256))
+  return CryptoJS.enc.Hex.parse(iv.map(b => b.toString(16).padStart(2, '0')).join(''))
+}
+
+/** 与 H5 `InquireForm.vue` 中 `aesEncrypt(..., key)` 使用的密钥一致 */
+export const QUERY_PAYLOAD_AES_HEX_KEY = 'ff83609b2b24fc73196aac3d3dfb874f'