initial commit

gateway/internal/handler/loginhandler.go

@@ -0,0 +1,51 @@
+package handler
+
+import (
+	"net/http"
+
+	"godemo/gateway/internal/logic"
+	"godemo/gateway/internal/svc"
+	"godemo/gateway/internal/types"
+
+	"github.com/zeromicro/go-zero/rest/httpx"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+func loginHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		var req types.LoginReq
+		if err := httpx.Parse(r, &req); err != nil {
+			httpx.ErrorCtx(r.Context(), w, err)
+			return
+		}
+
+		l := logic.NewLoginLogic(r.Context(), svcCtx)
+		resp, err := l.Login(&req)
+
+		if err != nil {
+			if s, ok := status.FromError(err); ok {
+				// 判断 gRPC 错误码，并自定义 HTTP 返回
+				var code int
+				switch s.Code() {
+				case codes.NotFound:
+					code = http.StatusNotFound
+				case codes.InvalidArgument:
+					code = http.StatusBadRequest
+				default:
+					code = http.StatusInternalServerError
+				}
+
+				// 自定义 JSON 错误格式
+				httpx.WriteJson(w, code, map[string]interface{}{
+					"code":    code,
+					"message": s.Message(),
+				})
+			} else {
+				httpx.ErrorCtx(r.Context(), w, err)
+			}
+		} else {
+			httpx.OkJsonCtx(r.Context(), w, resp)
+		}
+	}
+}