FIX[BE]: name duplicate flock,projectflock category change,menerapkan dto seperti warehouse di projectflock

internal/modules/master/flocks/services/flock.service.go

@@ -2,6 +2,8 @@ package service
 
 import (
 	"errors"
+	"fmt"
+	"strings"
 
 	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
 	repository "gitlab.com/mbugroup/lti-api.git/internal/modules/master/flocks/repositories"
@@ -79,8 +81,22 @@ func (s *flockService) CreateOne(c *fiber.Ctx, req *validation.Create) (*entity.
 		return nil, err
 	}
 
+	name := strings.TrimSpace(req.Name)
+	if name == "" {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "Name is required")
+	}
+
+	exists, err := s.Repository.NameExists(c.Context(), name, nil)
+	if err != nil {
+		s.Log.Errorf("Failed to check flock name: %+v", err)
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to check flock name")
+	}
+	if exists {
+		return nil, fiber.NewError(fiber.StatusConflict, fmt.Sprintf("Flock with name %s already exists", name))
+	}
+
 	createBody := &entity.Flock{
-		Name:      req.Name,
+		Name:      name,
 		CreatedBy: 1,
 	}
 
@@ -100,7 +116,20 @@ func (s flockService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint) (
 	updateBody := make(map[string]any)
 
 	if req.Name != nil {
-		updateBody["name"] = *req.Name
+		name := strings.TrimSpace(*req.Name)
+		if name == "" {
+			return nil, fiber.NewError(fiber.StatusBadRequest, "Name cannot be empty")
+		}
+
+		exists, err := s.Repository.NameExists(c.Context(), name, &id)
+		if err != nil {
+			s.Log.Errorf("Failed to check flock name: %+v", err)
+			return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to check flock name")
+		}
+		if exists {
+			return nil, fiber.NewError(fiber.StatusConflict, fmt.Sprintf("Flock with name %s already exists", name))
+		}
+		updateBody["name"] = name
 	}
 
 	if len(updateBody) == 0 {