//public async Task<BarsAvailable> ListExchanges()
//{
//}
//public async Task<BarsAvailable> ListExchangeAreas(string exchange)
//{
//}
//public async Task<BarsAvailable> ListSymbols(string exchange, string exchangeArea)
//{
//}
//public async Task<BarsAvailable> ListSymbols()
//{
//}
public async Task <BarsAvailable> List(string exchange, string exchangeArea, string symbol, TimeFrame timeFrame)
{
var result = new BarsAvailable();
var hdp = OptionsMonitor.CurrentValue;
var dir = hdp.GetDataDir(exchange, exchangeArea, symbol, timeFrame);
if (!Directory.Exists(dir))
{
return(result);
}
await Task.Run(() =>
{
foreach (var path in Directory.GetFiles(dir))
{
var extension = Path.GetExtension(path);
var filename = Path.GetFileName(path);
KlineArrayInfo info;
try
{
info = KlineFileDeserializer.DeserializeInfo(path);
}
catch (Exception)
{
Logger.LogTrace($"Unrecognized file: {Path.GetFileName(path)}");
continue;
}
var item = new BarsChunkInfo()
{
ChunkName = Path.GetFileNameWithoutExtension(path).Replace(KlineArrayFileConstants.PartialFileExtension, ""),
Bars = info.Bars,
ExpectedBars = timeFrame.GetExpectedBarCount(info.Start, info.EndExclusive),
Start = info.Start,
EndExclusive = info.EndExclusive,
};
item.Percent = item.ExpectedBars.HasValue ? (info.Bars / (double)item.ExpectedBars).ToString("P1") : 0;
result.Chunks.Add(item);
}
});
return(result);
}
public override async Task <bool> Execute(DumpBarsHierarchicalDataInput input)
{
var host = input.BuildHost();
var source = host.Services.GetService <BarsFileSource>();
var hdp = host.Services.GetService <IOptionsMonitor <HistoricalDataPaths> >()?.CurrentValue;
//var logger = host.Services.GetService<ILogger<ListAvailableHierarchicalDataCommand>>();
var dir = hdp.GetDataDir(input.ExchangeFlag, input.ExchangeAreaFlag, input.Symbol, input.TimeFrame);
if (Directory.Exists(dir))
{
DateTime openTime;
foreach (var path in Directory.GetFiles(dir))
{
var filename = Path.GetFileName(path);
bool isFirstBarForFile = true;
var(info, bars) = KlineFileDeserializer.Deserialize(path);
openTime = info.Start;
foreach (var bar in bars)
{
try
{
if (input.TimeFrame.TimeSpan.HasValue)
{
if (openTime < input.FromFlag)
{
continue;
}
Console.Write($"{openTime.ToString("yyyy-MM-dd HH:mm")} ");
}
if (isFirstBarForFile && input.VerboseFlag)
{
isFirstBarForFile = false;
Console.WriteLine($" - {filename}");
Console.WriteLine(info.Dump().ToString());
}
Console.WriteLine(bar.ToString());
}
finally
{
if (input.TimeFrame.TimeSpan.HasValue)
{
openTime += input.TimeFrame.TimeSpan.Value;
}
}
if (openTime >= input.ToFlag)
{
break;
}
}
}
}
return(false);
}
