fix

server/shopping-cart-confirmation/internal/handler/cartnumberhandler.go

@@ -0,0 +1,55 @@
+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/shopping-cart-confirmation/internal/logic"
+	"fusenapi/server/shopping-cart-confirmation/internal/svc"
+)
+
+func CartNumberHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		// 解析jwtToken
+		claims, err := svcCtx.ParseJwtToken(r)
+		// 如果解析出错，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
+		}
+
+		// 从Token里获取对应的信息
+		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
+		}
+
+		l := logic.NewCartNumberLogic(r.Context(), svcCtx)
+		resp := l.CartNumber(userinfo)
+		// 如果响应不为nil，则使用httpx.OkJsonCtx方法返回JSON响应;
+		// 否则，发送500内部服务器错误的JSON响应并记录错误消息logx.Error。
+		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/shopping-cart-confirmation/internal/handler/routes.go

@@ -22,6 +22,11 @@ func RegisterHandlers(server *rest.Server, serverCtx *svc.ServiceContext) {
 				Path:    "/cart/del",
 				Handler: CartDeleteHandler(serverCtx),
 			},
+			{
+				Method:  http.MethodGet,
+				Path:    "/cart/num",
+				Handler: CartNumberHandler(serverCtx),
+			},
 		},
 	)
 }