add api update periode flock/project flock kandang

internal/modules/production/project_flocks/services/projectflock.service.go

@@ -51,6 +51,7 @@ type ProjectflockService interface {
 	GetProjectPeriods(ctx *fiber.Ctx, projectIDs []uint) (map[uint]int, error)
 	Approval(ctx *fiber.Ctx, req *validation.Approve) ([]entity.ProjectFlock, error)
 	Resubmit(ctx *fiber.Ctx, req *validation.Resubmit, id uint) (*entity.ProjectFlock, error)
+	UpdateOne(ctx *fiber.Ctx, req *validation.Update, id uint) (*entity.ProjectFlock, error)
 	EnsureProjectFlockApproved(ctx context.Context, projectFlockID uint) error
 }
 
@@ -1273,6 +1274,52 @@ func (s projectflockService) Resubmit(c *fiber.Ctx, req *validation.Resubmit, id
 	return s.getOneEntityOnly(c, id)
 }
 
+// UpdateOne updates mutable fields of a project flock.
+// Currently only the `period` is updatable; the value is applied to every
+// project_flock_kandang pivot row belonging to the project flock so it stays
+// consistent with how periods are provisioned in CreateOne/Resubmit.
+func (s projectflockService) UpdateOne(c *fiber.Ctx, req *validation.Update, id uint) (*entity.ProjectFlock, error) {
+	if err := s.Validate.Struct(req); err != nil {
+		return nil, err
+	}
+
+	if req.Period == nil {
+		return nil, fiber.NewError(fiber.StatusBadRequest, "period is required")
+	}
+
+	existing, err := s.Repository.GetByID(c.Context(), id, nil)
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, fiber.NewError(fiber.StatusNotFound, "Projectflock not found")
+	}
+	if err != nil {
+		s.Log.Errorf("Failed to fetch projectflock %d before update: %+v", id, err)
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to fetch project flock")
+	}
+
+	err = s.Repository.DB().WithContext(c.Context()).Transaction(func(dbTransaction *gorm.DB) error {
+		affected, err := s.pivotRepoWithTx(dbTransaction).UpdatePeriodByProjectFlockID(c.Context(), existing.Id, *req.Period)
+		if err != nil {
+			return err
+		}
+		if affected == 0 {
+			return fiber.NewError(fiber.StatusBadRequest, "Project flock tidak memiliki kandang yang dapat diperbarui periodenya")
+		}
+		return nil
+	})
+	if err != nil {
+		if fiberErr, ok := err.(*fiber.Error); ok {
+			return nil, fiberErr
+		}
+		if errors.Is(err, gorm.ErrDuplicatedKey) {
+			return nil, fiber.NewError(fiber.StatusConflict, "Project flock period already exists")
+		}
+		s.Log.Errorf("Failed to update projectflock %d period: %+v", id, err)
+		return nil, fiber.NewError(fiber.StatusInternalServerError, "Failed to update project flock")
+	}
+
+	return s.getOneEntityOnly(c, id)
+}
+
 func (s projectflockService) UpsertProjectBudget(ctx context.Context, dbTransaction *gorm.DB, projectFlockID uint, budgets []validation.ProjectBudget) error {
 
 	if len(budgets) == 0 {