fix

backend-old/pkg/response/response.go

@@ -0,0 +1,165 @@
+package response
+
+import (
+	"net/http"
+	"time"
+)
+
+// Response 统一响应结构
+type Response struct {
+	Success bool        `json:"success"`
+	Code    int         `json:"code"`
+	Message string      `json:"message"`
+	Data    interface{} `json:"data,omitempty"`
+	Meta    *Meta       `json:"meta,omitempty"`
+}
+
+// Meta 元数据
+type Meta struct {
+	Timestamp string `json:"timestamp"`
+	RequestID string `json:"request_id,omitempty"`
+}
+
+// PaginatedResponse 分页响应
+type PaginatedResponse struct {
+	Success    bool        `json:"success"`
+	Code       int         `json:"code"`
+	Message    string      `json:"message"`
+	Data       interface{} `json:"data"`
+	Pagination *Pagination `json:"pagination"`
+	Meta       *Meta       `json:"meta,omitempty"`
+}
+
+// Pagination 分页信息
+type Pagination struct {
+	Page       int   `json:"page"`
+	Limit      int   `json:"limit"`
+	Total      int64 `json:"total"`
+	TotalPages int   `json:"total_pages"`
+	HasNext    bool  `json:"has_next"`
+	HasPrev    bool  `json:"has_prev"`
+}
+
+// Success 成功响应
+func Success(data interface{}) *Response {
+	return &Response{
+		Success: true,
+		Code:    http.StatusOK,
+		Message: "Success",
+		Data:    data,
+		Meta: &Meta{
+			Timestamp: time.Now().Format(time.RFC3339),
+		},
+	}
+}
+
+// Error 错误响应
+func Error(code int, message string) *Response {
+	return &Response{
+		Success: false,
+		Code:    code,
+		Message: message,
+		Meta: &Meta{
+			Timestamp: time.Now().Format(time.RFC3339),
+		},
+	}
+}
+
+// Created 创建成功响应
+func Created(data interface{}) *Response {
+	return &Response{
+		Success: true,
+		Code:    http.StatusCreated,
+		Message: "Created successfully",
+		Data:    data,
+		Meta: &Meta{
+			Timestamp: time.Now().Format(time.RFC3339),
+		},
+	}
+}
+
+// Updated 更新成功响应
+func Updated(data interface{}) *Response {
+	return &Response{
+		Success: true,
+		Code:    http.StatusOK,
+		Message: "Updated successfully",
+		Data:    data,
+		Meta: &Meta{
+			Timestamp: time.Now().Format(time.RFC3339),
+		},
+	}
+}
+
+// Deleted 删除成功响应
+func Deleted() *Response {
+	return &Response{
+		Success: true,
+		Code:    http.StatusOK,
+		Message: "Deleted successfully",
+		Meta: &Meta{
+			Timestamp: time.Now().Format(time.RFC3339),
+		},
+	}
+}
+
+// Paginated 分页响应
+func Paginated(data interface{}, page, limit int, total int64) *PaginatedResponse {
+	totalPages := int((total + int64(limit) - 1) / int64(limit))
+	
+	return &PaginatedResponse{
+		Success: true,
+		Code:    http.StatusOK,
+		Message: "Success",
+		Data:    data,
+		Pagination: &Pagination{
+			Page:       page,
+			Limit:      limit,
+			Total:      total,
+			TotalPages: totalPages,
+			HasNext:    page < totalPages,
+			HasPrev:    page > 1,
+		},
+		Meta: &Meta{
+			Timestamp: time.Now().Format(time.RFC3339),
+		},
+	}
+}
+
+// BadRequest 400错误
+func BadRequest(message string) *Response {
+	return Error(http.StatusBadRequest, message)
+}
+
+// Unauthorized 401错误
+func Unauthorized(message string) *Response {
+	return Error(http.StatusUnauthorized, message)
+}
+
+// Forbidden 403错误
+func Forbidden(message string) *Response {
+	return Error(http.StatusForbidden, message)
+}
+
+// NotFound 404错误
+func NotFound(message string) *Response {
+	return Error(http.StatusNotFound, message)
+}
+
+// InternalServerError 500错误
+func InternalServerError(message string) *Response {
+	return Error(http.StatusInternalServerError, message)
+}
+
+// ValidationError 验证错误
+func ValidationError(errors map[string]string) *Response {
+	return &Response{
+		Success: false,
+		Code:    http.StatusUnprocessableEntity,
+		Message: "Validation failed",
+		Data:    errors,
+		Meta: &Meta{
+			Timestamp: time.Now().Format(time.RFC3339),
+		},
+	}
+}