public IActionResult DeleteCategoryFromStore(DeleteCategoryFromStoreViewModel deleteCategoryFromStoreViewModel)
    {
        var store = _storeRepository.GetOne(deleteCategoryFromStoreViewModel.StoreId);

        if (store == null)
        {
            return(View("StoreNotFound", deleteCategoryFromStoreViewModel.StoreId));               //StoreNotFound
        }
        var categoryToDelFromStore = _categoryRepository.GetOne(deleteCategoryFromStoreViewModel.CategoryId);

        if (categoryToDelFromStore == null)
        {
            return(View("CategoryNotFound", deleteCategoryFromStoreViewModel.CategoryId)); //CategoryNotFound
        }
        var productsInCatToDel = store.Categories.First(e => e.Id.Equals(categoryToDelFromStore.Id)).Products;

        if (productsInCatToDel.Count != 0)
        {
            var productsToDel = productsInCatToDel.ToList();
            productsToDel.AddRange(productsToDel);
            foreach (var product in productsToDel)
            {
                //you should not delete category
                _productRepository.DeleteOne(product.Id);
            }
        }

        var catToDel = new Category(categoryToDelFromStore.Id, categoryToDelFromStore.Name); //?

        _categoryRepository.DeleteCategoryFromStore(catToDel, store.Id);
        return(RedirectToAction(IndexAction, DefaultController));
    }
    public IActionResult DeleteCategoryFromStore(Guid?storeId, Guid?categoryId)
    {
        if (storeId == null || categoryId == null)
        {
            return(RedirectToAction(IndexAction, DefaultController));
        }

        var store = _storeRepository.GetOne(storeId.Value);

        if (store == null)
        {
            return(View("StoreNotFound", storeId.Value));
        }

        var categoryToDel = _categoryRepository.GetOne(categoryId.Value);

        if (categoryToDel == null)
        {
            return(View("CategoryNotFound", categoryId.Value));                       //CategoryNotFound
        }
        var delCategoryViewModel = new DeleteCategoryFromStoreViewModel {
            StoreId = store.Id, Category = categoryToDel
        };

        return(View(delCategoryViewModel));
    }