public static async Task <TransferResult> ExchangeThrowFail(this ITransferService src, string assetId, string sourceAddress, string destAddress, decimal?amount = null) { TransferResult transferResult = await src.ExecuteAsync(assetId, sourceAddress, destAddress, amount); foreach (var transactionResult in transferResult.Transactions) { if (transactionResult.ErrorType == TransactionErrorType.NotEnoughFunds) { throw new InsufficientFundsException(sourceAddress, assetId); } } if (!transferResult.HasSuccess()) { throw new ExchangeOperationFailedException(transferResult.GetErrors()); } if (transferResult.HasError()) { throw new ExchangeOperationPartiallyFailedException(transferResult.GetErrors()); } return(transferResult); }
public static Task <TransferResult> ExecuteAsync(this ITransferService src, string assetId, string sourceAddress, string destAddress, decimal?amount = null) { return(src.ExecuteAsync(new TransferCommand { AssetId = assetId, Amounts = new List <TransferAmount> { new TransferAmount { Amount = amount, Source = sourceAddress, Destination = destAddress } } })); }
public static async Task <TransferResult> SettleThrowFail(this ITransferService src, string assetId, string sourceAddress, string destAddress, decimal?amount = null) { TransferResult transferResult = await src.ExecuteAsync(assetId, sourceAddress, destAddress, amount); if (!transferResult.HasSuccess()) { throw new SettlementOperationFailedException(transferResult.GetErrors()); } if (transferResult.HasError()) { throw new SettlementOperationPartiallyFailedException(transferResult.GetErrors()); } return(transferResult); }
public async Task <RefundResult> ExecuteAsync(string merchantId, string paymentRequestId, string destinationWalletAddress) { IPaymentRequest paymentRequest = await _paymentRequestService.GetAsync(merchantId, paymentRequestId); if (paymentRequest == null) { throw new RefundValidationException(RefundErrorType.PaymentRequestNotFound); } if (!paymentRequest.StatusValidForRefund()) { throw new RefundValidationException(RefundErrorType.NotAllowedInStatus); } IEnumerable <IPaymentRequestTransaction> paymentTxs = (await _transactionsService.GetByWalletAsync(paymentRequest.WalletAddress)).Where(x => x.IsPayment()).ToList(); if (!paymentTxs.Any()) { throw new RefundValidationException(RefundErrorType.NoPaymentTransactions); } if (paymentTxs.MoreThanOne()) { throw new RefundValidationException(RefundErrorType.MultitransactionNotSupported); } IPaymentRequestTransaction tx = paymentTxs.Single(); bool isValidAddress = string.IsNullOrWhiteSpace(destinationWalletAddress) || await _blockchainAddressValidator.Execute(destinationWalletAddress, tx.Blockchain); if (!isValidAddress) { throw new RefundValidationException(RefundErrorType.InvalidDestinationAddress); } if (!tx.SourceWalletAddresses.Any()) { throw new RefundValidationException(RefundErrorType.InvalidDestinationAddress); } if (string.IsNullOrWhiteSpace(destinationWalletAddress)) { if (tx.SourceWalletAddresses.MoreThanOne()) { throw new RefundValidationException(RefundErrorType.InvalidDestinationAddress); } } //validation finished, refund request accepted await _paymentRequestService.UpdateStatusAsync(paymentRequest.WalletAddress, PaymentRequestStatusInfo.RefundInProgress()); TransferResult transferResult; DateTime refundDueDate; try { TransferCommand refundTransferCommand = Mapper.Map <TransferCommand>(tx, opts => opts.Items["destinationAddress"] = destinationWalletAddress); transferResult = await _transferService.ExecuteAsync(refundTransferCommand); refundDueDate = transferResult.Timestamp.Add(_refundExpirationPeriod); foreach (var transferResultTransaction in transferResult.Transactions) { if (!string.IsNullOrEmpty(transferResultTransaction.Error)) { await _log.WriteWarningAsync(nameof(RefundService), nameof(ExecuteAsync), transferResultTransaction.ToJson(), "Transaction failed"); continue; } IPaymentRequestTransaction refundTransaction = await _transactionsService.CreateTransactionAsync( new CreateTransactionCommand { Amount = transferResultTransaction.Amount, AssetId = transferResultTransaction.AssetId, Confirmations = 0, Hash = transferResultTransaction.Hash, WalletAddress = paymentRequest.WalletAddress, Type = TransactionType.Refund, Blockchain = transferResult.Blockchain, FirstSeen = null, DueDate = refundDueDate, TransferId = transferResult.Id, IdentityType = transferResultTransaction.IdentityType, Identity = transferResultTransaction.Identity }); await _transactionPublisher.PublishAsync(refundTransaction); } if (transferResult.Transactions.All(x => x.HasError)) { throw new RefundOperationFailedException { TransferErrors = transferResult.Transactions.Select(x => x.Error) } } ; IEnumerable <TransferTransactionResult> errorTransactions = transferResult.Transactions.Where(x => x.HasError).ToList(); if (errorTransactions.Any()) { throw new RefundOperationPartiallyFailedException(errorTransactions.Select(x => x.Error)); } } catch (Exception) { await _paymentRequestService.UpdateStatusAsync(paymentRequest.WalletAddress, PaymentRequestStatusInfo.Error(PaymentRequestProcessingError.UnknownRefund)); throw; } return(await PrepareRefundResult(paymentRequest, transferResult, refundDueDate)); }