public async Task <string> AssignContract(string userAddress)
{
var contractAddress = await GetContractAddress(userAddress);
if (string.IsNullOrEmpty(contractAddress))
{
var pool = _poolFactory.Get(Constants.Erc20DepositContractPoolQueue);
contractAddress = await pool.GetContractAddress();
var command = new AssignErc223DepositToUserCommand()
{
UserAddress = userAddress,
ContractAddress = contractAddress
};
try
{
_cqrsEngine.SendCommand(command,
"blockchain.ethereum.core.api",
EthereumBoundedContext.Name);
}
catch (Exception e)
{
await pool.PushContractAddress(contractAddress);
throw;
}
}
return(contractAddress);
}
public async Task <CommandHandlingResult> Handle(AssignErc223DepositToUserCommand command,
IEventPublisher eventPublisher)
{
await _contractRepository.AddOrReplace(new Erc20DepositContract
{
ContractAddress = command.ContractAddress,
UserAddress = command.UserAddress
});
eventPublisher.PublishEvent(new Erc223DepositAssignedToUserEvent()
{
UserAddress = command.UserAddress,
ContractAddress = command.ContractAddress
});
return(CommandHandlingResult.Ok());
}
