Beispiel #1
0
        private JObject ProcessGetUnclaimed(JArray parameters)
        {
            UInt160 scriptHash = GetScriptHashFromParam(parameters[0].AsString());
            JObject json       = new JObject();

            Fixed8 available   = Fixed8.Zero;
            Fixed8 unavailable = Fixed8.Zero;
            var    spentsCache = new DbCache <UserSystemAssetCoinOutputsKey, UserSystemAssetCoinOutputs>(
                _db, null, null, SystemAssetSpentUnclaimedCoinsPrefix);
            var unspentsCache = new DbCache <UserSystemAssetCoinOutputsKey, UserSystemAssetCoinOutputs>(
                _db, null, null, SystemAssetUnspentCoinsPrefix);

            using (Snapshot snapshot = Blockchain.Singleton.GetSnapshot())
            {
                var    storeSpentCoins = snapshot.SpentCoins;
                byte[] prefix = new [] { (byte)1 }.Concat(scriptHash.ToArray()).ToArray();
                foreach (var claimableInTx in spentsCache.Find(prefix))
                {
                    var spentCoinState = storeSpentCoins.TryGet(claimableInTx.Key.TxHash);
                    foreach (var claimTxIndex in claimableInTx.Value.AmountByTxIndex)
                    {
                        var startHeight = spentCoinState.TransactionHeight;
                        var endHeight   = spentCoinState.Items[claimTxIndex.Key];
                        CalculateClaimable(snapshot, claimTxIndex.Value, startHeight, endHeight, out var generated,
                                           out var sysFee);
                        available += generated + sysFee;
                    }
                }

                var transactionsCache = snapshot.Transactions;
                foreach (var claimableInTx in unspentsCache.Find(prefix))
                {
                    var transaction = transactionsCache.TryGet(claimableInTx.Key.TxHash);

                    foreach (var claimTxIndex in claimableInTx.Value.AmountByTxIndex)
                    {
                        var startHeight = transaction.BlockIndex;
                        var endHeight   = Blockchain.Singleton.Height;
                        CalculateClaimable(snapshot, claimTxIndex.Value, startHeight, endHeight,
                                           out var generated,
                                           out var sysFee);
                        unavailable += generated + sysFee;
                    }
                }
            }

            json["available"]   = (double)(decimal)available;
            json["unavailable"] = (double)(decimal)unavailable;
            json["unclaimed"]   = (double)(decimal)(available + unavailable);
            return(json);
        }
Beispiel #2
0
        private JObject GetNep5Balances(JArray _params)
        {
            UInt160 userScriptHash = GetScriptHashFromParam(_params[0].AsString());


            JObject json     = new JObject();
            JArray  balances = new JArray();

            json["balance"] = balances;
            json["address"] = userScriptHash.ToAddress();
            var dbCache = new DbCache <Nep5BalanceKey, Nep5Balance>(_db, null, null, Nep5BalancePrefix);

            byte[] prefix = userScriptHash.ToArray();

            foreach (var storageKeyValuePair in dbCache.Find(prefix))
            {
                byte[] script;
                using (ScriptBuilder sb = new ScriptBuilder())
                {
                    sb.EmitAppCall(storageKeyValuePair.Key.AssetScriptHash, "decimals");
                    sb.EmitAppCall(storageKeyValuePair.Key.AssetScriptHash, "symbol");
                    sb.EmitAppCall(storageKeyValuePair.Key.AssetScriptHash, "name");
                    script = sb.ToArray();
                }
                ApplicationEngine engine = ApplicationEngine.Run(script);

                JObject balance = new JObject();
                balance["asset_hash"] = storageKeyValuePair.Key.AssetScriptHash.ToArray().Reverse().ToHexString();
                if (!engine.State.HasFlag(VMState.FAULT))
                {
                    balance["asset_name"]     = engine.ResultStack.Pop().GetString();
                    balance["asset_symbol"]   = engine.ResultStack.Pop().GetString();
                    balance["asset_decimals"] = (byte)engine.ResultStack.Pop().GetBigInteger();
                }

                balance["amount"]             = storageKeyValuePair.Value.Balance.ToString();
                balance["last_updated_block"] = storageKeyValuePair.Value.LastUpdatedBlock;
                balances.Add(balance);
            }
            return(json);
        }
        private JObject GetNep5Balances(JArray _params)
        {
            UInt160 userScriptHash = GetScriptHashFromParam(_params[0].AsString());

            JObject json     = new JObject();
            JArray  balances = new JArray();

            json["balance"] = balances;
            json["address"] = userScriptHash.ToAddress();
            var dbCache = new DbCache <Nep5BalanceKey, Nep5Balance>(_db, null, null, Nep5BalancePrefix);

            byte[] prefix = userScriptHash.ToArray();
            foreach (var storageKeyValuePair in dbCache.Find(prefix))
            {
                JObject balance = new JObject();
                balance["asset_hash"]         = storageKeyValuePair.Key.AssetScriptHash.ToArray().Reverse().ToHexString();
                balance["amount"]             = storageKeyValuePair.Value.Balance.ToString();
                balance["last_updated_block"] = storageKeyValuePair.Value.LastUpdatedBlock;
                balances.Add(balance);
            }
            return(json);
        }