/// <summary>
        /// Retrieves the network address associated with the specified smart contract id.
        /// </summary>
        /// <param name="smartContractId">
        /// The smart contract ID to look up.
        /// </param>
        /// <param name="configure">
        /// Optional callback method providing an opportunity to modify
        /// the execution configuration for just this method call.
        /// It is executed prior to submitting the request to the network.
        /// </param>
        /// <returns>
        /// The network address associated with the smart contract ID.
        /// </returns>
        /// <exception cref="ArgumentOutOfRangeException">If required arguments are missing.</exception>
        /// <exception cref="InvalidOperationException">If required context configuration is missing.</exception>
        /// <exception cref="PrecheckException">If the gateway node create rejected the request upon submission.</exception>
        public async Task <Address> GetAddressFromSmartContractId(string smartContractId, Action <IContext>?configure = null)
        {
            smartContractId = RequireInputParameter.SmartContractId(smartContractId);
            var context         = CreateChildContext(configure);
            var gateway         = RequireInContext.Gateway(context);
            var payer           = RequireInContext.Payer(context);
            var transfers       = Transactions.CreateCryptoTransferList((payer, -context.FeeLimit), (gateway, context.FeeLimit));
            var transactionId   = Transactions.GetOrCreateTransactionID(context);
            var transactionBody = Transactions.CreateCryptoTransferTransactionBody(context, transfers, transactionId, "Get Contract By Solidity ID");
            var query           = new Query
            {
                GetBySolidityID = new GetBySolidityIDQuery
                {
                    Header     = Transactions.SignQueryHeader(transactionBody, payer),
                    SolidityID = smartContractId
                }
            };
            var response = await Transactions.ExecuteRequestWithRetryAsync(context, query, getRequestMethod, getResponseCode);

            ValidateResult.PreCheck(transactionId, getResponseCode(response));
            var data = response.GetBySolidityID;

            if (data.ContractID != null)
            {
                return(Protobuf.FromContractID(data.ContractID));
            }
            if (data.AccountID != null)
            {
                return(Protobuf.FromAccountID(data.AccountID));
            }
            if (data.FileID != null)
            {
                return(Protobuf.FromFileID(data.FileID));
            }
            throw new TransactionException($"Address from Smart Contract ID {smartContractId} was not found.", Protobuf.FromTransactionId(transactionId), ResponseCode.Unknown);
Пример #2
0
        /// <summary>
        /// Internal Create Contract Implementation
        /// </summary>
        public async Task <TResult> CreateContractImplementationAsync <TResult>(CreateContractParams createParameters, Action <IContext>?configure) where TResult : new()
        {
            createParameters        = RequireInputParameter.CreateParameters(createParameters);
            await using var context = CreateChildContext(configure);
            var gateway         = RequireInContext.Gateway(context);
            var payer           = RequireInContext.Payer(context);
            var signatory       = Transactions.GatherSignatories(context, createParameters.Signatory);
            var transactionId   = Transactions.GetOrCreateTransactionID(context);
            var transactionBody = Transactions.CreateTransactionBody(context, transactionId);

            transactionBody.ContractCreateInstance = new ContractCreateTransactionBody
            {
                FileID                = Protobuf.ToFileId(createParameters.File),
                AdminKey              = createParameters.Administrator is null ? null : Protobuf.ToPublicKey(createParameters.Administrator),
                Gas                   = createParameters.Gas,
                InitialBalance        = createParameters.InitialBalance,
                AutoRenewPeriod       = Protobuf.ToDuration(createParameters.RenewPeriod),
                ConstructorParameters = ByteString.CopyFrom(Abi.EncodeArguments(createParameters.Arguments).ToArray()),
                Memo                  = context.Memo ?? ""
            };
            var request = await Transactions.SignTransactionAsync(transactionBody, signatory);

            var precheck = await Transactions.ExecuteSignedRequestWithRetryAsync(context, request, getRequestMethod, getResponseCode);

            ValidateResult.PreCheck(transactionId, precheck);
            var receipt = await GetReceiptAsync(context, transactionId);

            if (receipt.Status != ResponseCodeEnum.Success)
            {
                throw new TransactionException($"Unable to create contract, status: {receipt.Status}", Protobuf.FromTransactionId(transactionId), (ResponseCode)receipt.Status);
            }
            var result = new TResult();

            if (result is CreateContractRecord rec)
            {
                var record = await GetTransactionRecordAsync(context, transactionId);

                Protobuf.FillRecordProperties(record, rec);
                rec.Contract = Protobuf.FromContractID(receipt.ContractID);
            }
            else if (result is CreateContractReceipt rcpt)
            {
                Protobuf.FillReceiptProperties(transactionId, receipt, rcpt);
                rcpt.Contract = Protobuf.FromContractID(receipt.ContractID);
            }
            return(result);
Пример #3
0
        /// <summary>
        /// Internal implementation of the contract call method.
        /// </summary>
        private async Task <TResult> CallContractImplementationAsync <TResult>(CallContractParams callParmeters, Action <IContext>?configure) where TResult : new()
        {
            callParmeters = RequireInputParameter.CallContractParameters(callParmeters);
            var context         = CreateChildContext(configure);
            var gateway         = RequireInContext.Gateway(context);
            var payer           = RequireInContext.Payer(context);
            var transactionId   = Transactions.GetOrCreateTransactionID(context);
            var transactionBody = Transactions.CreateEmptyTransactionBody(context, transactionId, "Call Contract");

            transactionBody.ContractCall = new ContractCallTransactionBody
            {
                ContractID         = Protobuf.ToContractID(callParmeters.Contract),
                Gas                = callParmeters.Gas,
                Amount             = callParmeters.PayableAmount,
                FunctionParameters = Abi.EncodeFunctionWithArguments(callParmeters.FunctionName, callParmeters.FunctionArgs).ToByteString()
            };
            var request  = Transactions.SignTransaction(transactionBody, payer);
            var precheck = await Transactions.ExecuteRequestWithRetryAsync(context, request, getRequestMethod, getResponseCode);

            ValidateResult.PreCheck(transactionId, precheck.NodeTransactionPrecheckCode);
            var receipt = await GetReceiptAsync(context, transactionId);

            if (receipt.Status != ResponseCodeEnum.Success)
            {
                throw new TransactionException($"Contract call failed, status: {receipt.Status}", Protobuf.FromTransactionId(transactionId), (ResponseCode)receipt.Status);
            }
            var result = new TResult();

            if (result is CallContractRecord rec)
            {
                var record = await GetTransactionRecordAsync(context, transactionId);

                Protobuf.FillRecordProperties(record, rec);
                rec.Contract   = Protobuf.FromContractID(record.Receipt.ContractID);
                rec.CallResult = Protobuf.FromContractCallResult(record.ContractCallResult);
            }
            else if (result is ContractReceipt rcpt)
            {
                Protobuf.FillReceiptProperties(transactionId, receipt, rcpt);
                rcpt.Contract = Protobuf.FromContractID(receipt.ContractID);
            }
            return(result);