public ExtendedInfoModel GetDetails(AvailableExchanges name)
{
var result = new ExtendedInfoModel();
try
{
var exchange = _context.Exchange.FirstOrDefault(f => f.Name == name.ToString());
result = new ExtendedInfoModel
{
Name = exchange.Name,
ImageUrl = exchange.ImageUrl,
Country = exchange.Country,
Type = exchange.Type,
Description = exchange.Description,
Markets = exchange.Market.Where(w => w.Symbol.Any()).Select(m => m.Name).ToList()
};
}
catch (Exception ex)
{
_logger.Information($"ExcangesService.GetDetails(name: {name})");
_logger.Error(ex.Message);
return(result);
}
return(result);
}
public bool SaveSymbolsForExchange(AvailableExchanges name)
{
try
{
IBaseExchangeClient exchangeClient = _exchangesData.GetClientInstance(name);
var symbols = exchangeClient.GetSymbols().ToList();
List <MarketModel> markets = FindAndPopulateDistinctMarketsForExchange(symbols);
#region For Testing
////test if all symbols are distributed to different markets
//var totalSimbolCount = symbols.Count;
//var simbolCountInMarkets = 0;
//foreach (var market in markets)
//{
// simbolCountInMarkets += market.CurrencyPairs.Count;
//}
//if (simbolCountInMarkets == totalSimbolCount)
//{
// //success
// totalSimbolCount = 0;
//}
#endregion
var exchange = _context.Exchange.FirstOrDefault(e => e.Name == name.ToString());
if (exchange.Market.Any())
{
return(false);
}
foreach (var market in markets)
{
var marketToSave = new Market
{
Exchange = exchange,
Name = market.Name,
StatusId = (int)Statuses.Active,
};
_context.Market.Add(marketToSave);
foreach (var pair in market.Pairs)
{
var symbolToSave = new Symbol
{
Market = marketToSave,
Name = pair,
StatusId = (int)Statuses.Active
};
_context.Symbol.Add(symbolToSave);
}
}
_context.SaveChanges();
}
catch (Exception ex)
{
_logger.Information($"ExchangesService.SaveSymbolsForExchange(name: {name})");
_logger.Error(ex.Message);
return(false);
}
return(true);
}
public bool DeleteAllSymbolsForExchange(AvailableExchanges name)
{
try
{
var exchange = _context.Exchange.FirstOrDefault(e => e.Name == name.ToString());
_context.Symbol.RemoveRange(exchange.Market.SelectMany(s => s.Symbol));
_context.Market.RemoveRange(exchange.Market);
_context.SaveChanges();
}
catch (Exception ex)
{
_logger.Information($"ExchangesService.DeleteAllSymbolsForExchange(name: {name})");
_logger.Error(ex.Message);
return(false);
}
return(true);
}