public void UpdateStats(Trade trade, bool skipCollectionLoad = false)
{
var tradeEntry = Context.Entry(trade);
if (!skipCollectionLoad && //used to bypass annoyances w/ automated testing
tradeEntry.State != EntityState.Added &&
tradeEntry.State != EntityState.Detached) //trade entry state check, otherwise the load is meaningless and will cause a crash
{
tradeEntry.Collection(x => x.Orders).Load();
tradeEntry.Collection(x => x.CashTransactions).Load();
tradeEntry.Collection(x => x.FXTransactions).Load();
}
DateTime openDate = DetermineStartingDate(trade, Context);
//Dates
trade.DateOpened = openDate;
if (trade.Open)
{
trade.DateClosed = null;
}
else
{
SetClosingDate(trade);
}
TradeTracker tracker = TradeSim.SimulateTrade(trade, Context, Datasourcer, _optionsCapitalUsageMultiplier);
tracker.SetTradeStats(trade);
}
public TradeViewModel(Trade trade, IDataSourcer dataSourcer, IDBContext context) : base(null)
{
context.Trades
.Where(x => x.ID == trade.ID)
.Include(x => x.Strategy)
.Include(x => x.Orders)
.Include("Orders.Instrument")
.Include("Orders.Currency")
.Include(x => x.CashTransactions)
.Include("CashTransactions.Instrument")
.Include("CashTransactions.Currency")
.Include(x => x.FXTransactions)
.Include("FXTransactions.FunctionalCurrency")
.Include("FXTransactions.FXCurrency")
.Load();
Trade = trade;
Tracker = TradeSim.SimulateTrade(trade, context, dataSourcer, Properties.Settings.Default.optionsCapitalUsageMultiplier);
}
/// <summary>
/// Simulate the trade and update its stats. Does not save to db.
/// </summary>
/// <param name="trade"></param>
/// <returns></returns>
public async Task UpdateStats(Trade trade)
{
DateTime openDate = DetermineStartingDate(trade);
//Dates
trade.DateOpened = openDate;
if (trade.Open)
{
trade.DateClosed = null;
}
else
{
SetClosingDate(trade);
}
TradeTracker tracker = await TradeSim.SimulateTrade(trade, _contextFactory, _dataSourcer, _settings.OptionsCapitalUsageMultiplier);
tracker.SetTradeStats(trade);
}