public async Task DeleteCategory(Guid categoryId)
{
if (!_permissionService.HasPermissionToChangeCategories())
{
throw new InvalidOperationException("Нет прав доступа для изменения категорий");
}
var category = await _context.Categories.FirstOrDefaultAsync(x => x.Id == categoryId);
var products = await _context.Products.Where(x => x.CategoryId == categoryId).ToArrayAsync();
var productIds = products.Select(x => x.Id);
var bookings = await _context.Bookings.Where(x => productIds.Contains(x.ProductId)).ToArrayAsync();
if (category != null)
{
_context.Remove(category);
_context.RemoveRange(products);
_context.RemoveRange(bookings);
await _context.SaveChangesAsync();
}
}