public void Enqueue(DeployedContractModel contract)
{
lock (_enqueueLock)
{
try
{
var payloadString = JsonConvert.SerializeObject(contract);
var payloadBytes = Encoding.UTF8.GetBytes(payloadString);
_queueUpdateLock.EnterReadLock();
_channel.BasicPublish
(
exchange: string.Empty,
routingKey: Queue,
basicProperties: _publishProperties,
body: payloadBytes
);
}
finally
{
_queueUpdateLock.ExitReadLock();
}
}
}
public async Task IndexContractAsync(DeployedContractModel deployedContract)
{
if (await TransactionExists(deployedContract.TransactionHash) &&
await _erc20Detector.IsContractErc20Compatible(deployedContract.Address))
{
var ethereumContract = _web3.Eth.GetContract(MetadataAbi, deployedContract.Address);
var erc20Contract = new Erc20ContractModel
{
Address = deployedContract.Address,
BlockHash = deployedContract.BlockHash,
BlockNumber = BigInteger.Parse(deployedContract.BlockNumber),
BlockTimestamp = BigInteger.Parse(deployedContract.BlockTimestamp),
DeployerAddress = deployedContract.DeployerAddress,
TransactionHash = deployedContract.TransactionHash
};
if (TryCallFunction(ethereumContract, "name", out string name))
{
erc20Contract.TokenName = name;
}
if (TryCallFunction(ethereumContract, "symbol", out string symbol))
{
erc20Contract.TokenSymbol = symbol;
}
if (TryCallFunction(ethereumContract, "decimals", out uint decimals))
{
erc20Contract.TokenDecimals = decimals;
}
if (TryCallFunction(ethereumContract, "totalSupply", out BigInteger totalSupply))
{
erc20Contract.TokenTotalSupply = totalSupply;
}
await _erc20ContractRepository.SaveAsync(erc20Contract);
await _rabbitQueuePublisher.NotifyAsync(new Lykke.Service.EthereumSamurai.Models.Messages.RabbitContractIndexingMessage()
{
Address = erc20Contract.Address,
BlockHash = erc20Contract.BlockHash,
BlockNumber = (ulong)erc20Contract.BlockNumber,
BlockTimestamp = (int)erc20Contract.BlockTimestamp,
DeployerAddress = erc20Contract.DeployerAddress,
IndexingMessageType = Lykke.Service.EthereumSamurai.Models.Messages.IndexingMessageType.ErcContract,
TokenDecimals = erc20Contract.TokenDecimals,
TokenName = erc20Contract.TokenName,
TokenSymbol = erc20Contract.TokenSymbol,
TokenTotalSupply = erc20Contract.TokenTotalSupply.ToString(),
TransactionHash = erc20Contract.TransactionHash
});
}
}
public Erc20ContractDeployedMessage(DeployedContractModel deployedContractModel)
{
DeployedContractModel = deployedContractModel;
}
public static Erc20ContractDeployedMessage CreateErc20ContractDeployedMessage(DeployedContractModel deployedContractModel)
{
return(new Erc20ContractDeployedMessage(deployedContractModel));
}