public Task <ApiModels.OrderPost> PostOrder(ApiModels.OrderPost orderPost)
{
return(Task.Run(() =>
{
var id = Guid.NewGuid();
int ticketNum;
DatabaseModels.OrderItems orderItems;
DatabaseModels.OrderDiscount orderDiscount;
lock (ticketNumberLock)
{
if (ticketNumber > 99)
{
ticketNumber = 1;
}
ticketNum = ticketNumber;
ticketNumber++;
}
DatabaseModels.Order order = _orderRepository.Insert(new DatabaseModels.Order(id, orderPost.CashierId, DatabaseModels.OrderStatus.Preparing, orderPost.CreatedAt, orderPost.Price, ticketNum));
foreach (var product in orderPost.Products)
{
double price = _productRepository.GetProductPrice(product.Id);
orderItems = _orderItemsRepository.Insert(new DatabaseModels.OrderItems(id, product.Id, product.Count, price));
}
foreach (var discount in orderPost.Discounts)
{
if (discount != null)
{
bool isAvailable = _discountRepository.GetDiscountStatus(discount.Id);
if (isAvailable)
{
orderDiscount = _orderDiscountRepository.Insert(new DatabaseModels.OrderDiscount(id, discount.Id, discount.Count));
}
else
{
throw new Exception(); //TODO: Use more descriptive exception
}
}
}
DatabaseModels.Cashier cashier = _cashierRepository.Get(orderPost.CashierId);
cashier.Bilans += orderPost.Price;
cashier = _cashierRepository.Update(cashier);
var orderProductsItems = _productRepository.GetOrderProducts(order);
var orderPrice = _productRepository.GetOrderProductPrices(order).Sum();
var orderDiscounts = _orderDiscountRepository.GetOrderDiscounts(order);
List <ApiModels.DiscountBasic> discountBasics = new List <ApiModels.DiscountBasic>();
List <ApiModels.Product> orderProducts = new List <ApiModels.Product>();
foreach (var e in orderDiscounts)
{
discountBasics.Add(new ApiModels.DiscountBasic(e.DiscountId, e.Quantity));
}
foreach (var e in orderProductsItems)
{
orderProducts.Add(new ApiModels.Product(e.id, e.name, e.quantity));
}
return new ApiModels.OrderPost(cashier.Id, orderPrice, orderProducts, discountBasics, order.CreatedAt);
}));
}
private async Task <Option <Unit, Error> > CashierShouldntExist(Guid cashierId) =>
(await _cashierRepository
.Get(cashierId))
.SomeWhen(c => !c.HasValue, Error.Conflict($"Cashier {cashierId} already exists."))
.Map(_ => Unit.Value);
private Task <Option <Cashier, Error> > CashierShouldExist(Guid cashierId) =>
_cashierRepository
.Get(cashierId)
.WithException(Error.NotFound($"No cashier with id {cashierId} was found."));
