/// <summary>
/// Initializes a new instance of the <see cref="Order" /> class.
/// </summary>
/// <param name="orderId">The order identifier.</param>
/// <param name="symbol">The order symbol.</param>
/// <param name="side">The order side.</param>
/// <param name="type">The order type.</param>
/// <param name="quantity">The order quantity.</param>
/// <param name="price">The order price (optional).</param>
/// <param name="timeInForce">The order time in force.</param>
/// <param name="expireTime">The order expire time (optional).</param>
/// <param name="timestamp">The order timestamp.</param>
/// <param name="initId">The order initialization event identifier.</param>
/// <returns>A new order.</returns>
public static Order Create(
OrderId orderId,
Symbol symbol,
OrderSide side,
OrderType type,
Quantity quantity,
Price?price,
TimeInForce timeInForce,
ZonedDateTime?expireTime,
ZonedDateTime timestamp,
Guid initId)
{
Debug.NotDefault(side, nameof(side));
Debug.NotDefault(timestamp, nameof(timestamp));
var initial = new OrderInitialized(
orderId,
symbol,
side,
type,
quantity,
price,
timeInForce,
expireTime,
initId,
timestamp);
return(new Order(initial));
}
public void Apply(OrderInitialized @event)
{
Version++;
Id = @event.OrderId;
ClientId = @event.ClientId;
ProductItems = @event.ProductItems;
Status = OrderStatus.Initialized;
}
private Order(Guid id, Guid clientId, IReadOnlyList <PricedProductItem> productItems, decimal totalPrice)
{
var @event = OrderInitialized.Create(
id,
clientId,
productItems,
totalPrice,
DateTime.UtcNow
);
Enqueue(@event);
Apply(@event);
}
/// <summary>
/// Initializes a new instance of the <see cref="Order"/> class.
/// </summary>
/// <param name="initial">The initial order event.</param>
public Order(OrderInitialized initial)
: base(initial.OrderId, initial)
{
this.orderFiniteStateMachine = OrderFsmFactory.Create();
this.executionIds = new UniqueList <ExecutionId>();
this.Symbol = initial.Symbol;
this.OrderSide = initial.OrderSide;
this.OrderType = initial.OrderType;
this.Quantity = initial.Quantity;
this.FilledQuantity = Quantity.Zero();
this.Price = initial.Price;
this.TimeInForce = initial.TimeInForce;
this.ExpireTime = this.ValidateExpireTime(initial.ExpireTime);
this.IsBuy = this.OrderSide == OrderSide.Buy;
this.IsSell = this.OrderSide == OrderSide.Sell;
this.IsWorking = false;
this.IsCompleted = false;
this.CheckInitialization();
}
internal void CanSerializeAndDeserialize_OrderInitializedEvents()
{
// Arrange
var order = new StubOrderBuilder().BuildMarketOrder();
var initialized = new OrderInitialized(
order.Id,
order.Symbol,
order.OrderSide,
order.OrderType,
order.Quantity,
order.Price,
order.TimeInForce,
order.ExpireTime,
Guid.NewGuid(),
StubZonedDateTime.UnixEpoch());
// Act
var packed = this.serializer.Serialize(initialized);
var unpacked = (OrderInitialized)this.serializer.Deserialize(packed);
// Assert
Assert.Equal(initialized, unpacked);
this.Output.WriteLine(Convert.ToBase64String(packed));
}
private void RaiseOrderInitialized(Order order)
{
OrderInitialized?.Invoke(order);
}
private void Apply(OrderInitialized @event)
{
OrderId = @event.OrderId;
Status = OrderStatus.Started;
}
private void When(OrderInitialized @event)
{
// Do nothing
}
public Task Handle(OrderInitialized @event, CancellationToken cancellationToken)
{
return(commandBus.Send(RequestPayment.Create(@event.OrderId, @event.TotalPrice)));
}