f

internal/infrastructure/external/haiyuapi/crypto.go

@@ -0,0 +1,24 @@
+package haiyuapi
+
+import (
+	"encoding/json"
+
+	"tyapi-server/internal/shared/crypto"
+)
+
+// EncryptParams 将业务参数序列化为 JSON 后，使用 Access Key（16进制）AES-128-CBC 加密并 Base64 编码
+func EncryptParams(params map[string]interface{}, accessKey string) (string, error) {
+	plainJSON, err := json.Marshal(params)
+	if err != nil {
+		return "", err
+	}
+	return crypto.AesEncrypt(plainJSON, accessKey)
+}
+
+// DecryptData 解密响应 data 字段（IV+密文 Base64）；空字符串视为无数据，返回 {}
+func DecryptData(encrypted, accessKey string) ([]byte, error) {
+	if encrypted == "" {
+		return []byte("{}"), nil
+	}
+	return crypto.AesDecrypt(encrypted, accessKey)
+}