public decimal GetAccountBalance(string address)
{
var publicKeyHash = _addressEncoder.ExtractPublicKeyHash(address);
var totalOut = Instructions
.Find(Query.EQ("Statistics.PublicKeyHash", publicKeyHash))
.Select(x => x.Entity)
.OfType <ValueInstruction>()
.Sum(x => x.Amount);
var totalIn = Instructions
.Find(Query.EQ("Entity.Destination", publicKeyHash))
.Select(x => x.Entity)
.OfType <TransferInstruction>()
.Sum(x => x.Amount);
return(totalIn - totalOut);
}
public decimal GetAccountBalance(string address)
{
var publicKeyHash = _addressEncoder.ExtractPublicKeyHash(address);
var totalOut = 0;
var totalIn = 0;
var outQry = MainChain.Aggregate()
.Unwind(x => x.Transactions)
.Unwind <PersistedInstruction>(new StringFieldDefinition <BsonDocument>("Transactions.Instructions"))
.Match(new BsonDocument("Transactions.Instructions.Statistics.PublicKeyHash", publicKeyHash))
.Group(new BsonDocument {
{ "_id", BsonNull.Value }, { "sum", new BsonDocument("$sum", "$Transactions.Instructions.Entity.Amount") }
})
.SingleOrDefault();
if (outQry != null)
{
if (outQry.TryGetValue("sum", out var bOut))
{
totalOut = bOut.AsInt32;
}
}
var inQry = MainChain.Aggregate()
.Unwind(x => x.Transactions)
.Unwind <PersistedInstruction>(new StringFieldDefinition <BsonDocument>("Transactions.Instructions"))
.Match(new BsonDocument("Transactions.Instructions.Entity.Destination", publicKeyHash))
.Group(new BsonDocument {
{ "_id", BsonNull.Value }, { "sum", new BsonDocument("$sum", "$Transactions.Instructions.Entity.Amount") }
})
.SingleOrDefault();
if (inQry != null)
{
if (inQry.TryGetValue("sum", out var bIn))
{
totalIn = bIn.AsInt32;
}
}
return(totalIn - totalOut);
}
static void RunCommand(string command, KeyPair keys)
{
var args = command.Split(' ');
var ownAddress = _addressEncoder.EncodeAddress(keys.PublicKey, 0);
switch (args[0])
{
case "help":
PrintHelp();
break;
case "mine-genesis":
Console.WriteLine("Mining...");
_miner.Start(keys, true);
break;
case "mine":
Console.WriteLine("Mining...");
_miner.Start(keys, false);
break;
case "stop-mining":
Console.WriteLine("Stopping...");
_miner.Stop();
break;
case "peers":
var peersIn = _network.GetPeersIn();
var peersOut = _network.GetPeersOut();
Console.WriteLine("Incoming peers");
PrintPeerList(peersIn);
Console.WriteLine("Outgoing peers");
PrintPeerList(peersOut);
break;
case "balance":
if (args.Length == 1)
{
Console.WriteLine($"Balance = {_txnRepo.GetAccountBalance(ownAddress)}");
}
else
{
Console.WriteLine($"Balance = {_txnRepo.GetAccountBalance(args[1])}");
}
break;
case "best-block":
var header = _blockRepo.GetBestBlockHeader().Result;
Console.WriteLine($"Height: {header.Height}, Id: {BitConverter.ToString(header.BlockId)}");
break;
case "gen-key":
var genkeys = _sigService.GetKeyPairFromPhrase(args[1]);
var address = _addressEncoder.EncodeAddress(genkeys.PublicKey, 0);
Console.WriteLine($"{address}");
break;
case "avg-time":
var avgTime = _blockRepo.GetAverageBlockTimeInSecs(DateTime.UtcNow.AddHours(-1), DateTime.UtcNow).Result;
Console.WriteLine($"Avg time: {avgTime}s");
break;
case "send":
if (args.Length != 3)
{
Console.WriteLine("invalid command");
return;
}
var instruction = new TransferInstruction()
{
PublicKey = keys.PublicKey,
Amount = Convert.ToInt32(args[2]),
Destination = _addressEncoder.ExtractPublicKeyHash(args[1])
};
Console.WriteLine($"Signing instruction");
_sigService.SignInstruction(instruction, keys.PrivateKey);
var txn = _txnBuilder.Build(new List <Instruction>()
{
instruction
}).Result;
Console.WriteLine($"Sending transaction {BitConverter.ToString(txn.TransactionId)}");
_host.SendTransaction(txn);
break;
default:
Console.WriteLine("invalid command");
break;
}
}
