public async Task <SmartContractDeployedInstanceItem> GetSmartContractDeployedInstance(int smartContractDeployedInstanceId)
{
SmartContractDeployedInstanceItem smartContractDeployedInstanceItem = null;
using (SqlConnection conn = new SqlConnection(DbConfiguration.ConnectionString))
{
SqlCommand sqlcmd = new SqlCommand(StoredProcedures.GetSmartContractDeployedInstance, conn);
sqlcmd.CommandType = System.Data.CommandType.StoredProcedure;
sqlcmd.Parameters.Add(new SqlParameter()
{
ParameterName = "@smartContractDeployedInstanceId",
SqlDbType = System.Data.SqlDbType.Int,
Value = smartContractDeployedInstanceId
});
conn.Open();
var reader = await sqlcmd.ExecuteReaderAsync();
while (reader.Read())
{
smartContractDeployedInstanceItem = new SmartContractDeployedInstanceItem();
smartContractDeployedInstanceItem.SmartContractInstanceId = Convert.ToInt32(reader["SmartContractDeployedInstanceId"]);
smartContractDeployedInstanceItem.SmartContractId = Convert.ToInt32(reader["SmartContractId"]);
smartContractDeployedInstanceItem.DeployByUserLoginId = reader["DeployedByUserLoginId"]?.ToString();
smartContractDeployedInstanceItem.DeployedAddress = reader["DeployedAddress"]?.ToString();
smartContractDeployedInstanceItem.InitialData = reader["InitialData"]?.ToString();
smartContractDeployedInstanceItem.DeployedInstanceDisplayName = reader["DeployedInstanceDisplayName"]?.ToString();
smartContractDeployedInstanceItem.CreatedDatetime = string.IsNullOrEmpty(reader["CreatedDatetime"]?.ToString()) ? DateTime.MinValue : Convert.ToDateTime(reader["CreatedDatetime"]);
smartContractDeployedInstanceItem.UpdatedDatetime = string.IsNullOrEmpty(reader["UpdatedDatetime"]?.ToString()) ? DateTime.MinValue : Convert.ToDateTime(reader["UpdatedDatetime"]);
}
}
return(smartContractDeployedInstanceItem);
}
public void CreateSmartContractDeployedInstanceTest()
{
SmartContractDb smartContractDb = new SmartContractDb();
SmartContractDeployedInstanceItem deployedInstanceItem = new SmartContractDeployedInstanceItem()
{
DeployByUserLoginId = "aamolgote",
InitialData = "Initial Data Test",
DeployedAddress = "0X3838383",
SmartContractId = 21,
DeployedInstanceDisplayName = "Test"
};
var item = smartContractDb.CreateSmartContractDeployedInstance(deployedInstanceItem).Result;
Assert.IsTrue(item != null);
}
public async Task <SmartContractDeployedInstanceItem> DeploySmartContract(SmartContractDeployRequest smartContractDeployRequest)
{
try
{
var smartContract = await this.smartContractDb.GetSmartContract(smartContractDeployRequest.SmartContractId);
var userDltAccount = await this.accountDb.GetUserDltAccountByLoginId(smartContractDeployRequest.DeployByUserLoginId);
if (smartContract != null)
{
var web3 = new Web3Geth();
var unlockResult = await web3.Personal.UnlockAccount.SendRequestAsync(userDltAccount.Address, userDltAccount.PassPhrase, 120);
object[] parameters = null;
if (smartContractDeployRequest.DeploymentData != null && smartContractDeployRequest.DeploymentData.Count > 0)
{
parameters = smartContractDeployRequest.DeploymentData.ToArray();
}
if (unlockResult)
{
var gas = await web3.Eth.DeployContract.EstimateGasAsync(smartContract.Abi,
smartContract.ByteCode,
userDltAccount.Address,
parameters);
var receipt = await web3.Eth.DeployContract.SendRequestAndWaitForReceiptAsync(smartContract.Abi,
smartContract.ByteCode,
userDltAccount.Address,
gas, null, parameters);
string contractAddress = receipt.ContractAddress;
SmartContractDeployedInstanceItem deployedInstanceItem = new SmartContractDeployedInstanceItem()
{
DeployByUserLoginId = smartContractDeployRequest.DeployByUserLoginId,
InitialData = Newtonsoft.Json.JsonConvert.SerializeObject(smartContractDeployRequest.DeploymentData),
DeployedAddress = contractAddress,
SmartContractId = smartContractDeployRequest.SmartContractId,
DeployedInstanceDisplayName = smartContractDeployRequest.DeployedInstanceDisplayName
};
var mutatedSmartContractDeployedInstanceItem = await this.smartContractDb.CreateSmartContractDeployedInstance(deployedInstanceItem);
return(mutatedSmartContractDeployedInstanceItem);
}
else
{
throw new Exception("Unable to unlock account");
}
}
else
{
throw new Exception("Invalid Smart Contract Id");
}
}
catch (Exception ex)
{
this.logger.LogException(ex, "An error occured in method SmartContractManager ==> DeploySmartContract");
throw;
}
}
