private void UpdateToColoredCoins(CoinCollection collection, bool input)
{
if (collection == null)
{
return;
}
for (int i = 0; i < collection.Count; i++)
{
var coin = collection[i] as Coin;
if (coin != null)
{
if (input)
{
var txinIndex = SpentIndices[i];
var asset = ColoredTransaction
.Inputs
.Where(_ => _.Index == (uint)txinIndex)
.Select(_ => _.Asset)
.FirstOrDefault();
if (asset != null)
{
collection[i] = coin.ToColoredCoin(asset);
}
}
else
{
var asset = ColoredTransaction.GetColoredEntry(coin.Outpoint.N);
if (asset != null)
{
collection[i] = coin.ToColoredCoin(asset.Asset);
}
}
}
}
}
public async Task <bool> EnsureSpentCoinsLoadedAsync(ITransactionRepository transactions)
{
if (SpentCoins != null)
{
return(true);
}
CoinCollection result = new CoinCollection();
for (int i = 0; i < SpentOutpoints.Count; i++)
{
var outpoint = SpentOutpoints[i];
if (outpoint.IsNull)
{
continue;
}
var prev = await transactions.GetAsync(outpoint.Hash).ConfigureAwait(false);
if (prev == null)
{
return(false);
}
result.Add(new Coin(outpoint, prev.Outputs[SpentOutpoints[i].N]));
}
SpentCoins = result;
UpdateToScriptCoins();
return(true);
}
private static CoinCollection SelectSpentCoins(IEnumerable <OrderedBalanceChange> entries, bool spent)
{
CoinCollection result = new CoinCollection();
Dictionary <OutPoint, ICoin> spentCoins = new Dictionary <OutPoint, ICoin>();
Dictionary <OutPoint, ICoin> receivedCoins = new Dictionary <OutPoint, ICoin>();
foreach (var entry in entries)
{
if (entry.SpentCoins != null)
{
foreach (var c in entry.SpentCoins)
{
spentCoins.AddOrReplace(c.Outpoint, c);
}
}
foreach (var c in entry.ReceivedCoins)
{
receivedCoins.AddOrReplace(c.Outpoint, c);
}
}
if (spent)
{
result.AddRange(spentCoins.Values.Select(s => s));
}
else
{
result.AddRange(receivedCoins.Where(r => !spentCoins.ContainsKey(r.Key)).Select(kv => kv.Value));
}
return(result);
}
public async Task <bool> EnsurePreviousLoadedAsync(OrderedBalanceChange change)
{
if (!NeedLoading(change))
{
return(true);
}
var transactions =
await GetTransactionsAsync(false, ColoredBalance, change.SpentOutpoints.Select(s => s.Hash).ToArray()).ConfigureAwait(false);
CoinCollection result = new CoinCollection();
for (int i = 0; i < transactions.Length; i++)
{
var outpoint = change.SpentOutpoints[i];
if (outpoint.IsNull)
{
continue;
}
var prev = transactions[i];
if (prev == null)
{
return(false);
}
if (ColoredBalance && prev.ColoredTransaction == null)
{
return(false);
}
result.Add(new Coin(outpoint, prev.Transaction.Outputs[change.SpentOutpoints[i].N]));
}
change.SpentCoins = result;
if (ColoredBalance && change.ColoredBalanceChangeEntry == null)
{
var thisTransaction = await GetTransactionAsync(false, ColoredBalance, change.TransactionId).ConfigureAwait(false);
if (thisTransaction.ColoredTransaction == null)
{
return(false);
}
change.ColoredBalanceChangeEntry = new ColoredBalanceChangeEntry(change, thisTransaction.ColoredTransaction);
}
var entity = change.ToEntity();
var spentCoins = Helper.GetEntityProperty(entity, "b");
var coloredTx = ColoredBalance ? entity.Properties["g"].BinaryValue : null;
entity.Properties.Clear();
if (coloredTx != null)
{
entity.Properties.Add("g", new EntityProperty(coloredTx));
}
Helper.SetEntityProperty(entity, "b", spentCoins);
Configuration.GetBalanceTable().Execute(TableOperation.Merge(entity));
change.AddRedeemInfo();
return(true);
}
private void UpdateToUncoloredCoins(CoinCollection collection)
{
if (collection == null)
{
return;
}
for (int i = 0; i < collection.Count; i++)
{
var coin = collection[i] as ColoredCoin;
if (coin != null)
{
collection[i] = coin.Bearer;
}
}
}
internal void Merge(OrderedBalanceChange other, WalletRule walletRule)
{
if (other.ReceivedCoins.Count != 0)
{
ReceivedCoins.AddRange(other.ReceivedCoins);
ReceivedCoins = new CoinCollection(ReceivedCoins.Distinct <ICoin, OutPoint>(c => c.Outpoint));
if (walletRule != null)
{
foreach (var c in other.ReceivedCoins)
{
this.MatchedRules.Add(new MatchedRule()
{
Index = c.Outpoint.N,
Rule = walletRule,
MatchType = MatchLocation.Output
});
}
}
}
if (other.SpentIndices.Count != 0)
{
SpentIndices.AddRange(other.SpentIndices);
SpentIndices = SpentIndices.Distinct().ToList();
SpentOutpoints.AddRange(other.SpentOutpoints);
SpentOutpoints = SpentOutpoints.Distinct().ToList();
//Remove cached value, no longer correct
UpdateToUncoloredCoins();
SpentCoins = null;
if (walletRule != null)
{
foreach (var c in other.SpentIndices)
{
this.MatchedRules.Add(new MatchedRule()
{
Index = c,
Rule = walletRule,
MatchType = MatchLocation.Input
});
}
}
}
}
internal void AddRedeemInfo()
{
foreach (var match in MatchedRules)
{
var scriptRule = match.Rule as ScriptRule;
if (scriptRule != null && scriptRule.RedeemScript != null)
{
CoinCollection collection = match.MatchType == MatchLocation.Input ? SpentCoins : ReceivedCoins;
if (collection != null)
{
var outpoint = new OutPoint(TransactionId, match.Index);
var coin = collection[outpoint];
collection[outpoint] = new ScriptCoin(coin.Outpoint, coin.TxOut, scriptRule.RedeemScript);
}
}
}
}
internal OrderedBalanceChange(DynamicTableEntity entity)
{
var splitted = entity.RowKey.Split(new string[] { "-" }, StringSplitOptions.RemoveEmptyEntries);
Height = Helper.StringToHeight(splitted[1]);
BalanceId = BalanceId.Parse(splitted[0]);
var locator = BalanceLocator.Parse(string.Join("-", splitted.Skip(1).ToArray()), true);
var confLocator = locator as ConfirmedBalanceLocator;
if (confLocator != null)
{
Height = confLocator.Height;
TransactionId = confLocator.TransactionId;
BlockId = confLocator.BlockHash;
}
var unconfLocator = locator as UnconfirmedBalanceLocator;
if (unconfLocator != null)
{
TransactionId = unconfLocator.TransactionId;
}
SeenUtc = entity.Properties["s"].DateTime.Value;
_SpentOutpoints = Helper.DeserializeList <OutPoint>(Helper.GetEntityProperty(entity, "a"));
if (entity.Properties.ContainsKey("b0"))
{
_SpentCoins = new CoinCollection(Helper.DeserializeList <Spendable>(Helper.GetEntityProperty(entity, "b")).Select(s => new Coin()
{
Outpoint = s.OutPoint,
TxOut = s.TxOut
}).ToList());
}
else if (_SpentOutpoints.Count == 0)
{
_SpentCoins = new CoinCollection();
}
_SpentIndices = Helper.DeserializeList <IntCompactVarInt>(Helper.GetEntityProperty(entity, "ss")).Select(i => (uint)i.ToLong()).ToList();
var receivedIndices = Helper.DeserializeList <IntCompactVarInt>(Helper.GetEntityProperty(entity, "c")).Select(i => (uint)i.ToLong()).ToList();
var receivedTxOuts = Helper.DeserializeList <TxOut>(Helper.GetEntityProperty(entity, "d"));
_ReceivedCoins = new CoinCollection();
for (int i = 0; i < receivedIndices.Count; i++)
{
_ReceivedCoins.Add(new Coin()
{
Outpoint = new OutPoint(TransactionId, receivedIndices[i]),
TxOut = receivedTxOuts[i]
});
}
var flags = entity.Properties["e"].StringValue;
HasOpReturn = flags[0] == 'o';
IsCoinbase = flags[1] == 'o';
_MatchedRules = Helper.DeserializeObject <List <MatchedRule> >(entity.Properties["f"].StringValue).ToList();
if (entity.Properties.ContainsKey("g"))
{
var ctx = new ColoredTransaction();
ctx.FromBytes(entity.Properties["g"].BinaryValue);
ColoredTransaction = ctx;
}
if (entity.Properties.ContainsKey("h"))
{
_ScriptPubKey = new Script(entity.Properties["h"].BinaryValue);
}
var data = Helper.GetEntityProperty(entity, "cu");
if (data != null)
{
CustomData = Encoding.UTF8.GetString(data);
}
}
public OrderedBalanceChange()
{
_SpentIndices = new List <uint>();
_SpentOutpoints = new List <OutPoint>();
_ReceivedCoins = new CoinCollection();
}
public async Task <bool> EnsureSpentCoinsLoadedAsync(ITransactionRepository transactions)
{
if (SpentCoins != null)
{
return(true);
}
bool cleanSpent = false;
CoinCollection result = new CoinCollection();
for (int i = 0; i < SpentOutpoints.Count; i++)
{
var outpoint = SpentOutpoints[i];
if (outpoint.IsNull)
{
continue;
}
var prev = await transactions.GetAsync(outpoint.Hash).ConfigureAwait(false);
if (prev == null)
{
return(false);
}
var coin = new Coin(outpoint, prev.Outputs[SpentOutpoints[i].N]);
if (coin.ScriptPubKey != GetScriptPubkey(i))
{
cleanSpent = true;
SpentOutpoints[i] = null;
}
else
{
result.Add(coin);
}
}
if (cleanSpent)
{
List <uint> spentIndices = new List <uint>();
List <OutPoint> spentOutpoints = new List <OutPoint>();
List <MatchedRule> matchedRules = new List <MatchedRule>();
for (int i = 0; i < SpentOutpoints.Count; i++)
{
if (SpentOutpoints[i] != null)
{
spentIndices.Add(SpentIndices[i]);
spentOutpoints.Add(SpentOutpoints[i]);
if (MatchedRules != null && MatchedRules.Count != 0)
{
matchedRules.Add(MatchedRules[i]);
}
}
}
SpentIndices = spentIndices;
SpentOutpoints = spentOutpoints;
MatchedRules = matchedRules;
}
SpentCoins = result;
UpdateToScriptCoins();
return(true);
}