public async Task <Cart> GetCartAsync(string userName)
{
Ensure.String.IsNotNullOrWhiteSpace(userName, nameof(userName));
var cartSpec = new CartWithItemsSpecification(userName);
return((await ListAsync(cartSpec)).FirstOrDefault());
}
public async Task RemoveItem(int cartId, int cartItemId)
{
var spec = new CartWithItemsSpecification(cartId);
var cart = (await _cartRepository.GetAsync(spec)).FirstOrDefault();
cart.RemoveItem(cartItemId);
await _cartRepository.UpdateAsync(cart);
}
public void MatchesNoCartIfIdNotPresent()
{
int badId = -1;
var spec = new CartWithItemsSpecification(badId);
Assert.False(GetTestCartCollection()
.AsQueryable()
.Any(spec.Criteria));
}
public void MatchesCartWithGivenBuyerId()
{
var spec = new CartWithItemsSpecification(_testBuyerId);
var result = GetTestCartCollection()
.AsQueryable()
.FirstOrDefault(spec.Criteria);
Assert.NotNull(result);
Assert.Equal(_testBuyerId, result.BuyerId);
}
public async Task <CartViewModel> GetOrCreateCartForUser(string userName)
{
var cartSpec = new CartWithItemsSpecification(userName);
var cart = (await ListAsync(cartSpec)).FirstOrDefault();
if (cart == null)
{
return(await CreateCartForUser(userName));
}
return(CreateViewModelFromCart(cart));
}
public async Task TransferCartAsync(string anonymousId, string userName)
{
Ensure.String.IsNotNullOrWhiteSpace(anonymousId, nameof(anonymousId));
Ensure.String.IsNotNullOrWhiteSpace(userName, nameof(userName));
var cartSpec = new CartWithItemsSpecification(anonymousId);
var cart = (await ListAsync(cartSpec)).FirstOrDefault();
if (cart == null)
{
return;
}
cart.TransferCart(userName);
await UpdateAsync(cart);
}
public async Task <int> GetCartItemCountAsync(string userName)
{
Ensure.String.IsNotNullOrWhiteSpace(userName, nameof(userName));
var cartSpec = new CartWithItemsSpecification(userName);
var cart = (await ListAsync(cartSpec)).FirstOrDefault();
if (cart == null)
{
return(0);
}
int count = cart.Items.Sum(i => i.Quantity);
return(count);
}
public async Task <Result <UserCartViewModel> > Handle(GetUserCartQuery request, CancellationToken cancellationToken)
{
var specification = new CartWithItemsSpecification(request.userId);
var userCart = (await _cartRepository.ListAsync(specification)).FirstOrDefault();
if (userCart == null)
{
var message = new List <string> {
""
};
return(Result <UserCartViewModel> .Failure(message));
}
var data = await CreateViewModelFromCart(userCart);
return(Result <UserCartViewModel> .Success(data));
}
public async Task <Cart> GetByUserNameAsync(string userName)
{
var spec = new CartWithItemsSpecification(userName);
return((await GetAsync(spec)).FirstOrDefault());
}
