public void ExecuteOrder(int id, float stockValue)
{
using (StockServiceModelContainer database = new StockServiceModelContainer())
{
StockOrder order = database.StockOrders.Find(id);
if (order == null)
{
throw new FaultException <OrderNotFoundFault>(new OrderNotFoundFault(id));
}
try
{
order.StockValue = stockValue;
order.ExecutionDate = DateTime.UtcNow.ToString();
database.SaveChanges();
}
catch (Exception e)
{
throw new FaultException <StockServiceFault>(new StockServiceFault(e.Message));
}
StockServiceContracts.StockOrder updatedOrder = StockService.ToContractStockOrder(order);
this.FireOnOrderStatusChange(updatedOrder);
}
}
private void FireOnOrderStatusChange(StockServiceContracts.StockOrder updatedOrder)
{
if (this.OnOrderStatusChangeCallbacks.ContainsKey(updatedOrder.Id))
{
HashSet <IStockServiceCallback> callbacks = this.OnOrderStatusChangeCallbacks[updatedOrder.Id];
if (callbacks != null)
{
List <IStockServiceCallback> callbacksToRemove = new List <IStockServiceCallback>();
foreach (IStockServiceCallback callback in callbacks)
{
try
{
callback.OnOrderStatusChange(updatedOrder);
}
catch (Exception e)
{
Console.WriteLine("Could not access a callback: " + e.Message + ".");
Console.WriteLine("Removing it to avoid more errors...");
callbacksToRemove.Add(callback);
}
}
foreach (IStockServiceCallback failingCallback in callbacksToRemove)
{
callbacks.Remove(failingCallback);
}
}
}
}
public StockServiceContracts.StockOrder OrderStock(string company, int quantity, StockServiceContracts.StockOrder.OrderType type, string email)
{
Console.WriteLine("Received request!");
using (StockServiceModelContainer database = new StockServiceModelContainer())
{
database.Database.Connection.Open();
StockOrder toAdd = new StockOrder()
{
Company = company,
Quantity = quantity,
Email = email,
RequestDate = DateTime.UtcNow.ToString(),
Type = this.GetOrderTypeFromEnum(type, database)
};
Console.WriteLine("Created Order!");
try
{
toAdd = database.StockOrders.Add(toAdd);
database.SaveChanges();
}
catch (Exception e)
{
throw new FaultException <StockServiceFault>(new StockServiceFault(e.Message));
}
StockServiceContracts.StockOrder createdOrder = StockService.ToContractStockOrder(toAdd);
this.FireOnNewOrder(createdOrder);
return(createdOrder);
}
}
private void FireOnNewOrder(StockServiceContracts.StockOrder order)
{
List <IStockServiceCallback> callbacksToRemove = new List <IStockServiceCallback>();
foreach (IStockServiceCallback callback in this.OnNewOrderCallbacks)
{
try
{
callback.OnNewOrder(order);
} catch (Exception e)
{
Console.WriteLine("Could not access a callback: " + e.Message + ".");
Console.WriteLine("Removing it to avoid more errors...");
callbacksToRemove.Add(callback);
}
}
foreach (IStockServiceCallback failingCallback in callbacksToRemove)
{
this.OnNewOrderCallbacks.Remove(failingCallback);
}
}