public async Task <IActionResult> AddProduct(
[FromServices] Func <AddProductItemToShoppingCart, CancellationToken, ValueTask> handle,
[FromRoute] Guid id,
[FromBody] AddProductRequest?request,
CancellationToken ct
)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
var command = AddProductItemToShoppingCart.From(
id,
ProductItem.From(
request.ProductItem?.ProductId,
request.ProductItem?.Quantity
),
request.Version
);
await handle(command, ct);
return(Ok());
}
public static IServiceCollection AddShoppingCartsModule(this IServiceCollection services) =>
services
.For <ShoppingCart>(
ShoppingCart.Default,
ShoppingCart.When,
builder => builder
.AddOn <InitializeShoppingCart>(
InitializeShoppingCart.Handle,
command => ShoppingCart.MapToStreamId(command.ShoppingCartId)
)
.UpdateOn <AddProductItemToShoppingCart>(
sp =>
(command, shoppingCart) =>
AddProductItemToShoppingCart.Handle(
sp.GetRequiredService <IProductPriceCalculator>(),
command,
shoppingCart
),
command => ShoppingCart.MapToStreamId(command.ShoppingCartId),
command => command.Version
)
.UpdateOn <RemoveProductItemFromShoppingCart>(
RemoveProductItemFromShoppingCart.Handle,
command => ShoppingCart.MapToStreamId(command.ShoppingCartId),
command => command.Version
)
.UpdateOn <ConfirmShoppingCart>(
ConfirmShoppingCart.Handle,
command => ShoppingCart.MapToStreamId(command.ShoppingCartId),
command => command.Version
)
)
.For <ShoppingCartDetails, ECommerceDbContext>(
builder => builder
.AddOn <ShoppingCartInitialized>(ShoppingCartDetailsProjection.Handle)
.UpdateOn <ProductItemAddedToShoppingCart>(
e => e.ShoppingCartId,
ShoppingCartDetailsProjection.Handle,
(entry, ct) => entry.Collection(x => x.ProductItems).LoadAsync(ct)
)
.UpdateOn <ProductItemRemovedFromShoppingCart>(
e => e.ShoppingCartId,
ShoppingCartDetailsProjection.Handle,
(entry, ct) => entry.Collection(x => x.ProductItems).LoadAsync(ct)
)
.UpdateOn <ShoppingCartConfirmed>(
e => e.ShoppingCartId,
ShoppingCartDetailsProjection.Handle
)
.QueryWith <GetCartById>(GetCartById.Handle)
)
.For <ShoppingCartShortInfo, ECommerceDbContext>(
builder => builder
.AddOn <ShoppingCartInitialized>(ShoppingCartShortInfoProjection.Handle)
.UpdateOn <ProductItemAddedToShoppingCart>(
e => e.ShoppingCartId,
ShoppingCartShortInfoProjection.Handle
)
.UpdateOn <ProductItemRemovedFromShoppingCart>(
e => e.ShoppingCartId,
ShoppingCartShortInfoProjection.Handle
)
.UpdateOn <ShoppingCartConfirmed>(
e => e.ShoppingCartId,
ShoppingCartShortInfoProjection.Handle
)
.QueryWith <GetCarts>(GetCarts.Handle)
);
