private async Task <List <TradeSummaryData> > GetOrCacheBaseSummary(string baseCurrency)
{
var cacheResult = await CacheService.GetOrSetHybridAsync(CacheKey.ExchangeSummary(baseCurrency), TimeSpan.FromMinutes(5), async() =>
{
var tradeHistory = await GetOrCacheTradeHistory().ConfigureAwait(false);
var tradePairs = await TradePairReader.GetTradePairs().ConfigureAwait(false);
var basepairs = tradePairs.Where(x => x.BaseSymbol == baseCurrency).ToList();
var ids = basepairs.Select(x => x.TradePairId);
var tradeHistoryData = tradeHistory.Where(tp => ids.Contains(tp.TradePairId)).ToList();
var results = new List <TradeSummaryData>();
foreach (var x in basepairs)
{
var data = tradeHistoryData.Where(t => t.TradePairId == x.TradePairId);
results.Add(new TradeSummaryData
{
CurrencyId = x.CurrencyId,
TradePairId = x.TradePairId,
Name = x.Name,
Symbol = x.Symbol,
Change = GetChangePercent(data.FirstOrDefault()?.Rate ?? x.LastTrade, x.LastTrade).ToString("F2"),
BaseVolume = data.Sum(t => t.Amount *t.Rate).ToString("F8"),
Volume = data.Sum(t => t.Amount).ToString("F8"),
Low = (data.OrderBy(t => t.Rate).FirstOrDefault()?.Rate ?? x.LastTrade).ToString("F8"),
High = (data.OrderByDescending(t => t.Rate).FirstOrDefault()?.Rate ?? x.LastTrade).ToString("F8"),
Last = x.LastTrade.ToString("F8"),
BaseSymbol = x.BaseSymbol
});
}
return(results.ToList());
}).ConfigureAwait(false);
return(cacheResult);
}
public async Task <ActionResult> Index()
{
var tradePairs = await TradePairReader.GetTradePairs();
var balances = await BalanceReader.GetBalances(User.Id());
return(View(new FaucetViewModel
{
TradePairs = new List <TradePairModel>(tradePairs),
Balances = new List <BalanceModel>(balances),
}));
}
public async Task <ActionResult> Index(string area = "Deposit", string coin = null)
{
var tradePairs = await TradePairReader.GetTradePairs();
var balances = await BalanceReader.GetBalances(User.Id());
return(View(new HistoryViewModel
{
Currency = coin,
Section = area,
TradePairs = new List <TradePairModel>(tradePairs),
Balances = new List <BalanceModel>(balances)
}));
}
public async Task <ActionResult> Index()
{
var tradePairs = await TradePairReader.GetTradePairs();
var balances = await BalanceReader.GetBalances(User.Id());
var currencyStatus = await CurrencyReader.GetCurrencyStatus();
return(View(new StatusViewModel
{
TradePairs = new List <TradePairModel>(tradePairs),
Balances = new List <BalanceModel>(balances),
CurrencyStatus = new List <CurrencyStatusModel>(currencyStatus)
}));
}
public async Task <ActionResult> Index(string section = "Account")
{
ViewBag.Section = section;
var tradePairs = await TradePairReader.GetTradePairs();
var balances = await BalanceReader.GetBalances(User.Id());
return(View(new UserSettingsModel
{
SecurityModel = new UserSecurityModel(),
UserProfile = new UserProfileModel(),
TradePairs = new List <TradePairModel>(tradePairs),
Balances = new List <BalanceModel>(balances)
}));
}
public async Task <ApiTradePairResult> GetTradePairs()
{
var tradepairs = await TradePairReader.GetTradePairs().ConfigureAwait(false);
if (!tradepairs.Any())
{
return new ApiTradePairResult {
Error = "No currencies found", Success = true,
}
}
;
var results = tradepairs.Select(x => new ApiTradePair
{
BaseCurrency = x.BaseName,
BaseSymbol = x.BaseSymbol,
Currency = x.Name,
Label = x.Market.Replace('_', '/'),
MaximumBaseTrade = 100000000m,
MaximumPrice = 100000000m,
MaximumTrade = 100000000m,
MinimumBaseTrade = x.BaseMinTrade,
MinimumPrice = 0.00000001m,
MinimumTrade = 0.00000001m,
Status = x.Status.ToString(),
StatusMessage = x.StatusMessage,
Symbol = x.Symbol,
Id = x.TradePairId,
TradeFee = x.BaseFee
});
return(new ApiTradePairResult
{
Success = true,
Data = new List <ApiTradePair>(results)
});
}
public async Task <ExchangeSummary> GetExchangeSummary()
{
var cacheResult = await CacheService.GetOrSetHybridAsync(CacheKey.ExchangeSummary(), TimeSpan.FromSeconds(20), async() =>
{
var tradeHistoryData = await GetOrCacheTradeHistory().ConfigureAwait(false);
var tradePairs = await TradePairReader.GetTradePairs().ConfigureAwait(false);
var currencies = await CurrencyReader.GetCurrencies().ConfigureAwait(false);
var baseCurrencies = await CurrencyReader.GetBaseCurrencies().ConfigureAwait(false);
var summaryData = new List <ExchangeSummaryModel>();
foreach (var x in tradePairs)
{
var data = tradeHistoryData.Where(t => t.TradePairId == x.TradePairId);
summaryData.Add(new ExchangeSummaryModel
{
TradePairId = x.TradePairId,
Symbol = x.Symbol,
BaseSymbol = x.BaseSymbol,
TotalTrades = data.Count(),
Low = (data.OrderBy(t => t.Rate).FirstOrDefault()?.Rate ?? x.LastTrade),
High = (data.OrderByDescending(t => t.Rate).FirstOrDefault()?.Rate ?? x.LastTrade),
Volume = data.Sum(t => t.Amount),
TotalBase = data.Sum(t => t.Amount *t.Rate),
Change = GetChangePercent(data.FirstOrDefault()?.Rate ?? x.LastTrade, x.LastTrade)
});
}
var now = DateTime.UtcNow;
var baseData = summaryData.GroupBy(x => x.BaseSymbol);
var totalVolume = baseData.Select(x => new { Symbol = x.Key, Total = x.Sum(u => u.TotalBase) }).ToList();
var topMarket = baseData.Select(x => x.MaxBy(u => u.TotalBase)).OrderBy(x => x.BaseSymbol).ToList();
var featured = currencies.Any(x => x.FeaturedExpires > now)
? currencies.Where(x => x.FeaturedExpires > now).ToList()
: currencies.Where(x => x.CurrencyId == Constant.DOTCOIN_ID).ToList();
var baseCurrencyData = new List <ExchangeSummaryBaseCurrency>();
foreach (var currency in baseCurrencies)
{
var totalVol = totalVolume.FirstOrDefault(x => x.Symbol == currency.Symbol);
baseCurrencyData.Add(new ExchangeSummaryBaseCurrency
{
CurrencyId = currency.CurrencyId,
Name = currency.Name,
Symbol = currency.Symbol,
TotalVolume = totalVol != null
? totalVol.Total
: 0,
Rank = currency.Rank
});
}
return(new ExchangeSummary
{
TopMarkets = topMarket,
BaseCurrencies = baseCurrencyData,
TotalMarkets = tradePairs.Count,
TotalTrades = summaryData.Sum(x => x.TotalTrades),
Featured = featured.Select(x => new FeaturedCurrency
{
Name = x.Name,
Symbol = x.Symbol,
Website = x.Website,
Summary = x.Summary
}).ToList()
});
}).ConfigureAwait(false);
return(cacheResult);
}
public async Task <ApiMarketsResult> GetMarkets(string baseMarket, int hours)
{
hours = Math.Min(hours, 168);
var cacheResult = await CacheService.GetOrSetHybridAsync(CacheKey.ApiMarkets(baseMarket, hours), TimeSpan.FromSeconds(20), async() =>
{
var lastTime = DateTime.UtcNow.AddHours(-hours);
var tradePairs = await TradePairReader.GetTradePairs().ConfigureAwait(false);
if (!tradePairs.Any())
{
return new ApiMarketsResult {
Error = $"Markets not found", Success = true,
}
}
;
var markets = string.IsNullOrEmpty(baseMarket) ? tradePairs : tradePairs.Where(x => x.BaseSymbol == baseMarket).ToList();
using (var context = ExchangeDataContextFactory.CreateReadOnlyContext())
{
var allTrades = await context.Trade
.AsNoTracking()
.Where(x => (x.Status == Enums.TradeStatus.Partial || x.Status == Enums.TradeStatus.Pending))
.Select(x => new
{
TradePairId = x.TradePairId,
Type = x.Type,
Rate = x.Rate,
Amount = x.Amount
}).ToListNoLockAsync().ConfigureAwait(false);
var allTradeHistory = await context.TradeHistory
.AsNoTracking()
.Where(x => x.Timestamp > lastTime)
.Select(x => new
{
Id = x.Id,
TradePairId = x.TradePairId,
Rate = x.Rate,
Amount = x.Amount
})
.OrderBy(x => x.Id)
.ToListNoLockAsync().ConfigureAwait(false);
var results = new ConcurrentBag <ApiMarket>();
foreach (var tradePair in markets)
{
var trades = allTrades
.Where(x => x.TradePairId == tradePair.TradePairId)
.Select(x => new
{
Type = x.Type,
Rate = x.Rate,
Amount = x.Amount
}).ToList();
var tradeHistory = allTradeHistory
.Where(x => x.TradePairId == tradePair.TradePairId)
.Select(x => new
{
Id = x.Id,
Rate = x.Rate,
Amount = x.Amount
})
.OrderBy(x => x.Id)
.ToList();
var ask = 0m;
var bid = 0m;
var buyVolume = 0m;
var sellVolume = 0m;
var buyBaseVolume = 0m;
var sellBaseVolume = 0m;
if (trades.Any())
{
var sellOrders = trades.Where(x => x.Type == Enums.TradeHistoryType.Sell).OrderBy(x => x.Rate).ToList();
if (sellOrders.Any())
{
ask = sellOrders.First().Rate;
sellVolume = Math.Round(sellOrders.Sum(x => x.Amount), 8);
sellBaseVolume = Math.Round(sellOrders.Sum(x => x.Amount *x.Rate), 8);
}
var buyOrders = trades.Where(x => x.Type == Enums.TradeHistoryType.Buy).OrderByDescending(x => x.Rate).ToList();
if (buyOrders.Any())
{
bid = buyOrders.First().Rate;
buyVolume = Math.Round(buyOrders.Sum(x => x.Amount), 8);
buyBaseVolume = Math.Round(buyOrders.Sum(x => x.Amount *x.Rate), 8);
}
}
var change = 0m;
var volume = 0m;
var baseVolume = 0m;
var open = tradePair.LastTrade;
var close = tradePair.LastTrade;
var high = tradePair.LastTrade;
var low = tradePair.LastTrade;
var last = tradePair.LastTrade;
if (tradeHistory.Any())
{
var firstTrade = tradeHistory.FirstOrDefault();
var lastTrade = tradeHistory.LastOrDefault();
high = tradeHistory.Max(x => x.Rate);
low = tradeHistory.Min(x => x.Rate);
open = firstTrade.Rate;
close = lastTrade.Rate;
last = lastTrade.Rate;
change = open.GetPercentChanged(close);
volume = tradeHistory.Sum(x => x.Amount);
baseVolume = Math.Round(tradeHistory.Sum(x => x.Amount *x.Rate), 8);
}
results.Add(new ApiMarket
{
Label = tradePair.Market.Replace("_", "/"),
TradePairId = tradePair.TradePairId,
Change = open.GetPercentChanged(close),
AskPrice = ask,
BidPrice = bid,
BuyVolume = buyVolume,
SellVolume = sellVolume,
LastPrice = last,
High = high,
Low = low,
Volume = volume,
Open = open,
Close = close,
BaseVolume = baseVolume,
BuyBaseVolume = buyBaseVolume,
SellBaseVolume = sellBaseVolume
});
}
return(new ApiMarketsResult
{
Success = true,
Data = results.OrderBy(x => x.Label).ToList()
});
}
});
