private double GetCrossPairsAmountInBase(
string assetFrom,
double amount,
string assetTo,
Dictionary <string, NodeInfo> pricesData)
{
if (assetFrom == assetTo)
{
return(amount);
}
if (Math.Abs(amount) < double.Epsilon)
{
return(0);
}
var convertedAmount = _crossPairsCalculator.Convert(
assetFrom,
assetTo,
amount,
pricesData);
var toAsset = _assetsReadModelRepository.TryGet(assetTo);
if (toAsset == null)
{
_log.WriteWarning(nameof(GetCrossPairsAmountInBase), assetFrom, $"Couldn't find asset by id = {assetTo}");
return(convertedAmount);
}
return(convertedAmount.TruncateDecimalPlaces(toAsset.Accuracy));
}
public AssetPairInfo GetAssetPairInfo(string assetPairId)
{
AssetPair assetPair = _assetPairsService.TryGetIfEnabled(assetPairId);
if (assetPair == null)
{
throw new Exception($"AssetService have returned null for asset pair {assetPairId}");
}
Asset baseAsset = _assetsService.TryGet(assetPair.BaseAssetId);
if (baseAsset == null)
{
throw new Exception(
$"AssetService have returned null for base asset {assetPair.BaseAssetId} from pair {assetPairId}");
}
var assetLinks = _assetLinkService.GetAllAsync().GetAwaiter().GetResult();
return(new AssetPairInfo
{
AssetPairId = assetPairId,
DisplayName = assetPair.Name,
MinVolume = assetPair.MinVolume,
PriceAccuracy = assetPair.Accuracy,
VolumeAccuracy = baseAsset.Accuracy,
BaseAssetId = assetLinks.SingleOrDefault(x => x.ExternalAssetId == assetPair.BaseAssetId)?.AssetId ?? assetPair.BaseAssetId,
QuoteAssetId = assetLinks.SingleOrDefault(x => x.ExternalAssetId == assetPair.QuotingAssetId)?.AssetId ?? assetPair.QuotingAssetId
});
}
private void InitializeAssetsDisplayIds()
{
foreach (var assetId in _assetIdsPublicApi.Keys.ToList())
{
var asset = _assetsReadModelRepository.TryGet(assetId);
if (asset != null)
{
_assetIdsDisplayIds[assetId] = asset.DisplayId;
}
else
{
_assetIdsDisplayIds[assetId] = _cryptoIndexServiceClientInstancesSettings.Instances
.Single(x => x.AssetId == assetId).IndexName;
_log.Warning($"Did not find assetId '{assetId}' in the Assets Service. Assigned 'IndexName' from the settings.");
}
}
}
/// <summary>
/// Get the asset if it is enabled. Returns null, if the asset is disabled.
/// </summary>
public static Asset TryGetIfEnabled(this IAssetsReadModelRepository readModelRepository, string id)
{
var asset = readModelRepository.TryGet(id);
return(asset != null && !asset.IsDisabled ? asset : null);
}
