package serializer // Response 基础序列化器 type Response struct { Code int `json:"code"` Data interface{} `json:"data"` Msg string `json:"msg"` Error string `json:"error"` } // DataList 基础列表结构 type DataList struct { Items interface{} `json:"items"` Total uint `json:"total"` } // TrackedErrorResponse 有追踪信息的错误响应 type TrackedErrorResponse struct { Response TrackID string `json:"track_id"` } // BuildListResponse 列表构建器 func BuildListResponse(items interface{}, total uint) Response { return Response{ Data: DataList{ Items: items, Total: total, }, } }