public async Task Consume(ConsumeContext <LoggedInEvent> context)
{
ValidateContext(context);
var sessionBasket = await basketRedisService.GetBasket(context.Message.SessionId);
var userBasket = await basketRedisService.GetBasket(context.Message.UserId);
MergeProducts(sessionBasket, userBasket);
await basketRedisService.SaveBasket(context.Message.UserId, userBasket);
}
private async Task RemoveProductAndDecreaseBasketTotalPrice(UserBasketDto basket, RemoveProductCommand request)
{
var productToRemove = basket.Products.Where(x => x.Id == request.ProductId).FirstOrDefault();
if (productToRemove == null)
{
return;
}
basket.Products.Remove(productToRemove);
basket.TotalPrice -= (productToRemove.Price * productToRemove.Quantity);
await basketRedisService.SaveBasket(request.UserId, basket);
}
private async Task AddProductToBasketAndIncreaseBasketTotalPrice(BasketProduct basketProduct,
UserBasketDto basket, AddProductCommand request)
{
if (basketProduct != null)
{
basketProduct.Quantity += request.Product.Quantity;
}
else
{
basket.Products.Add(request.Product);
}
basket.TotalPrice += (request.Product.Price * request.Product.Quantity);
await basketRedisService.SaveBasket(request.UserId, basket);
}
private async Task ChangeProductQuantityAndBasketTotalPrice(BasketProduct basketProduct, UserBasketDto basket,
ChangeProductQuantityCommand request)
{
switch (request.ChangeQuantityAction)
{
case ChangeQuantityAction.Plus:
basketProduct.Quantity++;
basket.TotalPrice += basketProduct.Price;
break;
case ChangeQuantityAction.Minus:
basketProduct.Quantity--;
basket.TotalPrice -= basketProduct.Price;
break;
default:
break;
}
RemoveProductIfQuantityIsLessOrEqualZero(basketProduct, basket);
await basketRedisService.SaveBasket(request.UserId, basket);
}