private static AssetBalanceSummaryDetails[] Add(AssetBalanceSummaryDetails[] a, AssetBalanceSummaryDetails[] b)
{
if (a == null && b == null)
{
return(null);
}
if (a != null && b == null)
{
return(a);
}
if (a == null && b != null)
{
return(b);
}
List <AssetBalanceSummaryDetails> result = new List <AssetBalanceSummaryDetails>();
foreach (var group in a.Concat(b).GroupBy(_ => _.Asset))
{
AssetBalanceSummaryDetails details = new AssetBalanceSummaryDetails();
details.Quantity = group.Sum(o => o.Quantity);
details.Received = group.Sum(o => o.Received);
details.Asset = group.Key;
result.Add(details);
}
return(result.ToArray());
}
private static AssetBalanceSummaryDetails[] Minus(AssetBalanceSummaryDetails[] a)
{
if (a == null)
{
return(null);
}
List <AssetBalanceSummaryDetails> result = new List <AssetBalanceSummaryDetails>();
foreach (var detail in a)
{
var balance = new AssetBalanceSummaryDetails();
balance.Quantity = -detail.Quantity;
balance.Received = -detail.Received;
result.Add(balance);
}
return(result.ToArray());
}
internal static BalanceSummaryDetails CreateFrom(List <OrderedBalanceChange> changes, Network network, bool colored)
{
var details = new BalanceSummaryDetails
{
Amount = CalculateAmount(changes, c => c is Coin),
TransactionCount = changes.Count,
Received = changes.Select(_ => _.Amount < Money.Zero ? Money.Zero : _.Amount).Sum(),
};
if (colored)
{
Dictionary <AssetId, AssetBalanceSummaryDetails> coloredDetails = new Dictionary <AssetId, AssetBalanceSummaryDetails>();
foreach (var change in changes)
{
foreach (var coin in change.ReceivedCoins.OfType <ColoredCoin>())
{
AssetBalanceSummaryDetails coloredDetail = null;
if (!coloredDetails.TryGetValue(coin.AssetId, out coloredDetail))
{
coloredDetail = new AssetBalanceSummaryDetails();
coloredDetail.Asset = coin.AssetId.GetWif(network);
coloredDetails.Add(coin.AssetId, coloredDetail);
}
coloredDetail.Quantity += (long)coin.Asset.Quantity;
coloredDetail.Received += (long)coin.Asset.Quantity;
}
foreach (var coin in change.SpentCoins.OfType <ColoredCoin>())
{
AssetBalanceSummaryDetails coloredDetail = null;
if (!coloredDetails.TryGetValue(coin.AssetId, out coloredDetail))
{
coloredDetail = new AssetBalanceSummaryDetails();
coloredDetail.Asset = coin.AssetId.GetWif(network);
coloredDetails.Add(coin.AssetId, coloredDetail);
}
coloredDetail.Quantity -= (long)coin.Asset.Quantity;
}
}
details.Assets = coloredDetails.Values.ToArray();
}
return(details);
}