backend moved to separate directory

backend: deleted the old structure

go-backend/internal/utils/response_handler.go

@@ -0,0 +1,50 @@
+package utils
+
+import (
+	"GoMembership/pkg/errors"
+	"GoMembership/pkg/logger"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/go-playground/validator/v10"
+)
+
+func RespondWithError(c *gin.Context, err error, context string, code int, field string, key string) {
+	logger.Error.Printf("Sending %v Error Response(Field: %v Key: %v) %v: %v", code, field, key, context, err.Error())
+	c.JSON(code, gin.H{"errors": []gin.H{{
+		"field": field,
+		"key":   key,
+	}}})
+}
+
+func HandleValidationError(c *gin.Context, err error) {
+	var validationErrors []gin.H
+	logger.Error.Printf("Sending validation error response Error %v", err.Error())
+	if ve, ok := err.(validator.ValidationErrors); ok {
+		for _, e := range ve {
+			validationErrors = append(validationErrors, gin.H{
+				"field": e.Field(),
+				"key":   "server.validation." + e.Tag(),
+			})
+		}
+	} else {
+		validationErrors = append(validationErrors, gin.H{
+			"field": "general",
+			"key":   "server.error.invalid_json",
+		})
+	}
+	c.JSON(http.StatusBadRequest, gin.H{"errors": validationErrors})
+}
+
+func HandleUserUpdateError(c *gin.Context, err error) {
+	switch err {
+	case errors.ErrUserNotFound:
+		RespondWithError(c, err, "Error while updating user", http.StatusNotFound, "user.user", "server.validation.user_not_found")
+	case errors.ErrInvalidUserData:
+		RespondWithError(c, err, "Error while updating user", http.StatusBadRequest, "user.user", "server.validation.invalid_user_data")
+	case errors.ErrSubscriptionNotFound:
+		RespondWithError(c, err, "Error while updating user", http.StatusBadRequest, "subscription", "server.validation.subscription_data")
+	default:
+		RespondWithError(c, err, "Error while updating user", http.StatusInternalServerError, "user.user", "server.error.internal_server_error")
+	}
+}