public static TradeAccount ToTradeAccount(this TradeAccounts t)
{
return(new TradeAccount
{
Id = t.Id,
Login = t.Login
});
}
private static OperationResult <string> GetTradeHistory(TradeAccounts account)
{
return(InvokeOperations.InvokeOperation(() =>
{
Thread.CurrentThread.CurrentCulture = CultureInfo.CreateSpecificCulture("en-US");
var csv = new StringBuilder($"\"Login\";\"Ticket\";\"Symbol\";\"Price\";\"Profit\";\"Volume\";\"Date\";\"Direction\";\"Entry\";{Environment.NewLine}");
foreach (var trade in account.Trades.OrderBy(x => x.Date))
{
csv.AppendLine($"\"{account.Login}\";" +
$"\"{trade.Ticket}\";" +
$"\"{trade.Symbol}\";" +
$"\"{trade.Price}\";" +
$"\"{trade.Profit}\";" +
$"\"{trade.Volume}\";" +
$"\"{trade.Date:yyyy-MM-dd HH:mm:ss}\";" +
$"\"{trade.Direction}\";" +
$"\"{trade.Entry}\";");
}
return csv.ToString();
}));
}
public OperationResult TradeAccountsCreated(List <AccountCreated> accounts)
{
return(InvokeOperations.InvokeOperation(() =>
{
foreach (var accountData in accounts)
{
var participant = context.Participants.FirstOrDefault(x => x.Id == accountData.ParticipantId);
if (participant == null)
{
continue;
}
var tournament = context.Tournaments.FirstOrDefault(x => x.IsEnabled);
if (tournament == null)
{
continue;
}
var account = new TradeAccounts
{
Id = Guid.NewGuid(),
TournamentId = tournament.Id,
Login = accountData.Login,
Password = accountData.Password,
OrdersCount = 0,
StartBalance = accountData.StartBalance,
ParticipantId = accountData.ParticipantId,
TotalProfit = 0,
TotalProfitInPercent = 0,
TradeServerId = accountData.TradeServerId
};
context.Add(account);
context.SaveChanges();
}
}));
}
public void RecalculateChart(TradeAccounts account, int pointsCount = 30, ChartType type = ChartType.ByProfit)
{
var result = new List <decimal> {
0
};
var startBalance = account.StartBalance;
var profits = account.Trades
.Where(x => x.Entry != TradeEntry.In)
.OrderBy(x => x.Date)
.Select(x => x.Profit)
.ToList();
var statistic = new List <decimal>();
var balances = new List <decimal>();
statistic.Add(0m);
balances.Add(startBalance);
for (var i = 0; i < profits.Count; i++)
{
statistic.Add((balances[i] + profits[i]) / startBalance * 100m - 100m);
balances.Add(balances[i] + profits[i]);
}
var list = new List <List <decimal> >();
var step = statistic.Count <= pointsCount
? 1
: statistic.Count % pointsCount >= pointsCount / 3
? statistic.Count / pointsCount + 1
: statistic.Count / pointsCount;
var count = 0;
do
{
list.Add(statistic.Skip(count).Take(step).ToList());
count += step;
} while (count < statistic.Count);
if (!list.Any() || !list.First().Any())
{
return;
}
switch (type)
{
case ChartType.ByProfit:
result = list
.Select(x => Math.Round(x.Average(y => y), 2))
.ToList();
break;
}
if (profits.Count > pointsCount)
{
result.Add(account.TotalProfitInPercent);
}
context.RemoveRange(account.Charts.Where(x => x.Type == type));
var index = 0;
foreach (var chart in result)
{
context.Add(new Charts
{
Id = Guid.NewGuid(),
Type = type,
Index = index,
TradeAccountId = account.Id,
Value = chart
});
index++;
}
context.SaveChanges();
}
