/// <summary>
/// Locations don't want to allow orders to occur if their stocks don't have enough product
/// The purpose of this function is to ensure that the stocks have enough books to place an order.
/// </summary>
/// <param name="newOrder"></param>
/// <param name="message"></param>
/// <returns></returns>
public bool AttemptOrderAtLocation(Order newOrder, out string message)
{
string response = "";
int attempted = 0;
// We check each orderline that exists to get the isbns that were in the order
foreach (OrderLine ol in newOrder.Purchase)
{
// Check each one if the book is even in the library and if there is enough
if (CheckStockForOrderAttempt(Book.Library.Find(b => b.ISBN.Contains(ol.BookISBN)), ol.Quantity, out response))
{
response = "\n" + response;
attempted++;
}
}
message = response;
// Just a double check that the amount books checked equal to the books that were attempted to place
if (newOrder.Purchase.Count == attempted)
{
foreach (OrderLine ol in newOrder.Purchase)
{
// Since we made it this far we can assume that the stocks exist for the books we want to purchase so we adjust the stocks
Inventory.Find(b => b.Book.ISBN == ol.BookISBN).AdjustStock(ol.Quantity);
}
// We also add this order to this locations order history
OrderHistory.Add(newOrder);
return(true);
}
return(false);
}
public async void LoadOrderHistoryAsync(int passengerId)
{
HttpClient client = new HttpClient();
var json = await client.GetStringAsync(new Uri($"http://localhost:60177/api/Order/passengers/{passengerId}/orderHistory"));
var orders = JsonConvert.DeserializeObject <List <Order> >(json);
foreach (Order order in orders)
{
OrderViewModel orderViewModel = new OrderViewModel(order);
OrderHistory.Add(orderViewModel);
}
}
public void SetOrderHistory(Order order)
{
OrderHistory.Add(order);
}