Add Surat Keluar

internal/repository/master_repository.go

@@ -356,6 +356,26 @@ func (r *DepartmentRepository) GetChildren(ctx context.Context, parentPath strin
 	return departments, nil
 }
 
+func (r *DepartmentRepository) GetAllDescendants(ctx context.Context, parentID uuid.UUID) ([]entities.Department, error) {
+	db := DBFromContext(ctx, r.db)
+	
+	// First get the parent department to get its path
+	var parent entities.Department
+	if err := db.WithContext(ctx).First(&parent, "id = ?", parentID).Error; err != nil {
+		return nil, err
+	}
+	
+	var departments []entities.Department
+	// Get all descendants using ltree
+	if err := db.WithContext(ctx).
+		Where("path <@ ? AND path != ?", parent.Path, parent.Path).
+		Order("path ASC").
+		Find(&departments).Error; err != nil {
+		return nil, err
+	}
+	return departments, nil
+}
+
 func (r *DepartmentRepository) UpdateChildrenPaths(ctx context.Context, oldPath, newPath string) error {
 	db := DBFromContext(ctx, r.db)
 	// Use raw SQL for ltree path update