private void UpdateWitness(WitnessUpdateContract contract)
{
WitnessCapsule witness = this.db_manager.Witness.Get(contract.OwnerAddress.ToByteArray());
witness.Url = contract.UpdateUrl.ToStringUtf8();
this.db_manager.Witness.Put(witness.CreateDatabaseKey(), witness);
}
public static RpcApiResult CreateUpdateWitnessContract(byte[] owner_address,
byte[] url,
out WitnessUpdateContract contract)
{
contract = new WitnessUpdateContract();
contract.OwnerAddress = ByteString.CopyFrom(owner_address);
contract.UpdateUrl = ByteString.CopyFrom(url);
return(RpcApiResult.Success);
}
public override bool Validate()
{
if (this.contract == null)
{
throw new ContractValidateException("No contract!");
}
if (this.db_manager == null)
{
throw new ContractValidateException("No dbManager!");
}
if (this.contract.Is(WitnessUpdateContract.Descriptor))
{
WitnessUpdateContract witness_update_contract = null;
try
{
witness_update_contract = this.contract.Unpack <WitnessUpdateContract>();
}
catch (InvalidProtocolBufferException e)
{
Logger.Debug(e.Message);
throw new ContractValidateException(e.Message);
}
byte[] owner_address = witness_update_contract.OwnerAddress.ToByteArray();
if (!Wallet.IsValidAddress(owner_address))
{
throw new ContractValidateException("Invalid address");
}
if (!this.db_manager.Account.Contains(owner_address))
{
throw new ContractValidateException("account does not exist");
}
if (!TransactionUtil.ValidUrl(witness_update_contract.UpdateUrl.ToByteArray()))
{
throw new ContractValidateException("Invalid url");
}
if (!this.db_manager.Witness.Contains(owner_address))
{
throw new ContractValidateException("Witness does not exist");
}
}
else
{
throw new ContractValidateException(
"contract type error,expected type [WitnessUpdateContract],real type[" + contract.GetType().Name + "]");
}
return(true);
}
public override bool Execute(TransactionResultCapsule result)
{
long fee = CalcFee();
try
{
WitnessUpdateContract witness_update_contract = this.contract.Unpack <WitnessUpdateContract>();
UpdateWitness(witness_update_contract);
result.SetStatus(fee, code.Sucess);
}
catch (InvalidProtocolBufferException e)
{
Logger.Debug(e.Message);
result.SetStatus(fee, code.Failed);
throw new ContractExeException(e.Message);
}
return(true);
}
public TransactionCapsule(WitnessUpdateContract contract)
{
CreateTransaction(contract, Transaction.Types.Contract.Types.ContractType.WitnessUpdateContract);
}
public async Task <TransactionExtention> UpdateWitnessAsync(WitnessUpdateContract contract)
{
return(await _grpcClient.UpdateWitness2Async(contract));
}
public async Task <Transaction> UpdateWitnessAsync(WitnessUpdateContract contract, CancellationToken token = default)
{
var wallet = GetWallet();
return(await wallet.UpdateWitnessAsync(contract, _configuration.GetCallOptions(token)));
}
