fix

server/product/internal/handler/getsizebypidhandler.go

@@ -0,0 +1,78 @@
+package handler
+
+import (
+	"errors"
+	"net/http"
+
+	"github.com/zeromicro/go-zero/core/logx"
+	"github.com/zeromicro/go-zero/rest/httpx"
+
+	"fusenapi/utils/auth"
+	"fusenapi/utils/basic"
+
+	"fusenapi/server/product/internal/logic"
+	"fusenapi/server/product/internal/svc"
+	"fusenapi/server/product/internal/types"
+)
+
+func GetSizeByPidHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+
+		var (
+			// 定义错误变量
+			err error
+			// 定义用户信息变量
+			userinfo *auth.UserInfo
+		)
+		// 解析JWT token,并对空用户进行判断
+		claims, err := svcCtx.ParseJwtToken(r)
+		// 如果解析JWT token出错,则返回未授权的JSON响应并记录错误消息
+		if err != nil {
+			httpx.OkJsonCtx(r.Context(), w, &basic.Response{
+				Code:    401,            // 返回401状态码,表示未授权
+				Message: "unauthorized", // 返回未授权信息
+			})
+			logx.Info("unauthorized:", err.Error()) // 记录错误日志
+			return
+		}
+
+		if claims != nil {
+			// 从token中获取对应的用户信息
+			userinfo, err = auth.GetUserInfoFormMapClaims(claims)
+			// 如果获取用户信息出错,则返回未授权的JSON响应并记录错误消息
+			if err != nil {
+				httpx.OkJsonCtx(r.Context(), w, &basic.Response{
+					Code:    401,
+					Message: "unauthorized",
+				})
+				logx.Info("unauthorized:", err.Error())
+				return
+			}
+		} else {
+			// 如果claims为nil,则认为用户身份为白板用户
+			userinfo = &auth.UserInfo{UserId: 0, GuestId: 0}
+		}
+
+		var req types.GetSizeByPidReq
+		// 如果端点有请求结构体，则使用httpx.Parse方法从HTTP请求体中解析请求数据
+		if err := httpx.Parse(r, &req); err != nil {
+			httpx.OkJsonCtx(r.Context(), w, &basic.Response{
+				Code:    510,
+				Message: "parameter error",
+			})
+			logx.Info(err)
+			return
+		}
+		// 创建一个业务逻辑层实例
+		l := logic.NewGetSizeByPidLogic(r.Context(), svcCtx)
+		resp := l.GetSizeByPid(&req, userinfo)
+		// 如果响应不为nil，则使用httpx.OkJsonCtx方法返回JSON响应;
+		if resp != nil {
+			httpx.OkJsonCtx(r.Context(), w, resp)
+		} else {
+			err := errors.New("server logic is error, resp must not be nil")
+			httpx.ErrorCtx(r.Context(), w, err)
+			logx.Error(err)
+		}
+	}
+}

server/product/internal/handler/routes.go

@@ -77,6 +77,11 @@ func RegisterHandlers(server *rest.Server, serverCtx *svc.ServiceContext) {
 				Path:    "/api/product/get_price_by_pid",
 				Handler: GetPriceByPidHandler(serverCtx),
 			},
+			{
+				Method:  http.MethodGet,
+				Path:    "/api/product/get_size_by_pid",
+				Handler: GetSizeByPidHandler(serverCtx),
+			},
 		},
 	)
 }