/// <summary>
/// </summary>
/// <param name="dto"></param>
/// <param name="game"></param>
/// <param name="user"></param>
/// <returns></returns>
public Order CreateOrder(OpenOrderInfo dto, Game game, string user)
{
if (dto == null)
{
throw new ArgumentNullException(nameof(dto));
}
if (game == null)
{
throw new ArgumentNullException(nameof(game));
}
if (user == null)
{
throw new ArgumentNullException(nameof(user));
}
_logger.LogDebug("创建订单");
try
{
ValidateOpenOrderRule(dto, game, user);
_notify.OnCreating(dto);
var openPrice = GetOpenPrice(dto, game, user);
var order = CreateOrder(dto, user);
order.Open(openPrice, game);
_orderContext.UncloseOrders.Add(order);
_orderStore.Add(order);
_notify.OnCreated(order);
return(order);
}
catch (Exception ex)
{
throw new OrderCreatingException("建仓失败", ex);
}
}
/// <summary>
/// </summary>
/// <param name="openOrderInfo"></param>
/// <param name="game"></param>
/// <param name="user"></param>
/// <returns></returns>
private Quotation GetOpenPrice(OpenOrderInfo openOrderInfo, Game game, string user)
{
if (game == null)
{
throw new ArgumentNullException(nameof(game));
}
var openPricePolicies = _pricePolicyStore.GetOpenPricePolicies(user);
Quotation openPrice;
foreach (var policy in openPricePolicies)
{
if (policy.TryGetPrice(_qutationContext, openOrderInfo, game, out openPrice))
{
return(openPrice);
}
}
if (DefaultOpenOpenPricePolicy.TryGetPrice(_qutationContext, openOrderInfo, game, out openPrice))
{
return(openPrice);
}
throw new OrderException("暂时无报价，请联系管理员.");
}
/// <summary>
/// </summary>
/// <param name="dto"></param>
/// <param name="game"></param>
/// <param name="user"></param>
private void ValidateOpenOrderRule(OpenOrderInfo dto, Game game, string user)
{
var openOrderPolicies = _orderPolicyStore.GetOpenOrderPolicies(user);
foreach (var policy in openOrderPolicies)
{
if (!policy.IsPass(dto, game, user, _orderContext))
{
throw new OrderCreatingException(policy.Message);
}
}
}
/// <summary>
/// </summary>
/// <param name="dto"></param>
/// <param name="user"></param>
/// <param name="game"></param>
/// <returns></returns>
private Order CreateOrder(OpenOrderInfo dto, string user)
{
if (dto == null)
{
throw new ArgumentNullException(nameof(dto));
}
if (user == null)
{
throw new ArgumentNullException(nameof(user));
}
var order = new Order(dto.Volume, dto.Direction, user)
{
Id = _orderIdGenerator.Next()
};
order.OpenInfo.ClientPostTime = dto.ClientPostTime;
return(order);
}