public async Task <ActionResult <bool> > Put(ItemAmountChangeRequest request)
{
try
{
return(Ok(await service.ChangeCount(await users.GetByUsername(User.Identity.Name), request)));
}
catch (Exception)
{
return(NotFound($"User \'{User.Identity.Name}\' or item with ID {request.Id} could not be found!"));
}
}
/// <inheritdoc />
public async Task <int> PlaceOrder(string username, OrderDTO orderdto)
{
// Throw out invalid data first
if (orderdto == null || !orderdto.IsValid())
{
throw new ArgumentException("Order could not be found");
}
var user = await users.SingleAsync(s => s.Name == username);
// Create new order object
var order = new Order
{
User = user,
OrderTime = DateTime.Now
};
// Create list of order items from dto
var orderitems = orderdto.Items.Select(s =>
new OrderItem
{
Order = order,
Item = items.SingleOrDefault(t => t.Id == s.Id),
Amount = s.Amount
})
.ToList();
// And get total price
var totalPrice = orderitems.Select(s => (s.Amount * s.Item.Price)).Sum();
// Balance check
if (!user.HasBalance(totalPrice))
{
return(0);
}
var hasBev = orderitems.Any(s => s.Item.Type == ItemType.Beverage);
var hasFood = orderitems.Any(s => s.Item.Type == ItemType.Food);
// Set status to none if none are present
order.StatusBeverage = (hasBev ? OrderStatus.Pending : OrderStatus.None);
order.StatusFood = (hasFood ? OrderStatus.Pending : OrderStatus.None);
order.Items = orderitems;
var log = new Dictionary <Item, int>();
// Go over all items and change their count
foreach (var item in orderdto.Items)
{
var dbItem = await items.SingleAsync(s => s.Id == item.Id);
try
{
//temp.Amount -= item.Amount;
if (await itemService.ChangeCount(user, new ItemAmountChangeRequest {
Id = dbItem.Id, Amount = -item.Amount
})) //Should it fail, the item is rejected. This will be notified to the catering. This will not affect the Users balance.
{
log.Add(dbItem, -item.Amount);
}
else
{
RevertUser(user, dbItem.Count * dbItem.Price);//Refunds the failed item. It will not show up in the history.
}
}
catch (Exception)
{
throw;
}
items.Update(dbItem);//Updated Item
}
var result = await orders.AddAsync(order);//Order added
await context.SaveChangesAsync();
await userService.ChangeBalance(user.Name, -totalPrice, true);
return(result.Entity.Id);
}
