public async Task <OrderDto> Handle(GetOrderByIdQuery query, CancellationToken cancellationToken)
{
var order = await _dbContext.Orders
.AsNoTracking()
.Include(x => x.Items).ThenInclude(x => x.Product)
.FirstOrDefaultAsync(x => x.Id == query.Id);
if (order == null)
{
throw new EntityNotFoundException();
}
var dto = _mapper.Map <OrderDto>(order);
var totalWeight = order.Items.Sum(x => x.Product.Weight);
var deliveryCost = _deliveryService.CalculateDeliveryCost(totalWeight);
dto.Total = order.GetTotal() + deliveryCost;
return(dto);
}
public double CalculateDeliveryCost(CartHelper.CartExamples cartExample, int quantity1, int quantity2, int quantity3)
{
Cart cart = CartHelper.GetCart(cartExample, quantity1, quantity2, quantity3);
return(_deliveryService.CalculateDeliveryCost(cart));
}
