public ActionResult DeleteStatsExample([DataSourceRequest] DataSourceRequest request, StatsExampleModel model)
{
try
{
if(model != null)
{
using(var ctx = new DataModelContext())
{
var example = ctx.StatsExamples.Include("StatsType").Include("Orders").Single(e => e.Id == model.Id);
example.Deleted = true;
var lastOrder = example.Orders.OrderBy(o => o.Index).LastOrDefault();
if(lastOrder != null && !lastOrder.ClosePrice.HasValue)
{
using(var client = new OrderServiceClient())
{
var response = client.GetPrice(new GetPriceDataContractRequest {SymbolId = example.StatsType.TypeId});
if(!string.IsNullOrEmpty(response.Error))
{
LogManager.GetCurrentClassLogger().Error(response.Error);
}
var price = response.Price;
if(price.HasValue)
{
var typeConfig = ((TransactionTypesConfigSection)ConfigurationManager.GetSection("TransactionTypesConfig")).Types.Cast<TypeElementConfig>().ToList().Single(tc => tc.Id == example.StatsType.TypeId);
lastOrder.ClosePrice = lastOrder.OrderType == OrderTypes.Buy ?
Math.Round(price.Value - Settings.Default.Spread * typeConfig.SpreadTickValue, HomeController.GetDecimalDigits(typeConfig.SpreadTickValue))
: Math.Round(price.Value + Settings.Default.Spread * typeConfig.SpreadTickValue, HomeController.GetDecimalDigits(typeConfig.SpreadTickValue));
lastOrder.Pips = Convert.ToInt32(Math.Round((lastOrder.OrderType == OrderTypes.Buy ? (lastOrder.ClosePrice.Value - lastOrder.OpenPrice) : (lastOrder.OpenPrice - lastOrder.ClosePrice.Value)) / typeConfig.SpreadTickValue, 0));
// Log
var log = OrderLog.CreateLog(lastOrder, OrderLogTypes.Close);
ctx.OrderLogs.Add(log);
}
}
}
//
ctx.SaveChanges();
}
}
} catch(Exception ex)
{
LogManager.GetCurrentClassLogger().Error(ex);
}
//
return this.Json(new[] {model}.ToDataSourceResult(request, this.ModelState));
}
public JsonResult GetPrice(string id, long exampleId, int openOrdersFlags, int closeOrdersFlags)
{
using(var ctx = new DataModelContext())
{
using(var client = new OrderServiceClient())
{
var orders = ctx.Orders.Where(o => o.StatsExampleId == exampleId).OrderBy(o => o.Index).ToList();
var idxsForReload = new List<int>();
// Check orders state
foreach(var order in orders)
{
if(((openOrdersFlags >> order.Index) & 1) == 0)
{
idxsForReload.Add(order.Index);
continue;
}
if(order.ClosePrice.HasValue && ((closeOrdersFlags >> order.Index) & 1) == 0)
idxsForReload.Add(order.Index);
}
var lastOrder = orders.LastOrDefault();
if(lastOrder != null && lastOrder.ClosePrice.HasValue && idxsForReload.Contains(lastOrder.Index) && lastOrder.Index < ctx.GetTransactionsCount() - 1 && !idxsForReload.Contains(lastOrder.Index + 1))
idxsForReload.Add(lastOrder.Index + 1);
//
var response = client.GetPrice(new GetPriceDataContractRequest {SymbolId = id});
if(response.MarketIsClosed)
return this.Json(new {MarketIsClosed = true}, JsonRequestBehavior.AllowGet);
//
return this.Json(new
{
response.Price,
TotalPips = orders.Count == 0 ? 0 : orders.Sum(o => o.Pips),
IdxsForReload = idxsForReload
}, JsonRequestBehavior.AllowGet);
}
}
}
