public async Task <OperationStatusUpdateResultModel> AcceptAsync(Guid id, string hash)
{
if (Guid.Empty == id)
{
_log.Warning("Operation id is empty");
return(OperationStatusUpdateResultModel.Failed(OperationStatusUpdateError.OperationNotFound));
}
if (string.IsNullOrEmpty(hash))
{
_log.Warning("Transaction hash is empty");
return(OperationStatusUpdateResultModel.Failed(OperationStatusUpdateError.InvalidTransactionHash));
}
if (!hash.IsValidTransactionHash())
{
_log.Warning("Transaction hash has invalid format");
return(OperationStatusUpdateResultModel.Failed(OperationStatusUpdateError.InvalidTransactionHash));
}
return(await _transactionScopeHandler.WithTransactionAsync(async() =>
{
var operationRequest = await _operationRequestsRepository.GetByIdAsync(id);
if (operationRequest == null)
{
var operation = await _operationsRepository.GetByIdAsync(id);
if (operation == null)
{
_log.Warning("Operation request not found by id", context: id);
return OperationStatusUpdateResultModel.Failed(OperationStatusUpdateError.OperationNotFound);
}
if (operation.Status == OperationStatus.Accepted)
{
_log.Warning("Operation has already been accepted", context: id);
}
return OperationStatusUpdateResultModel.Succeeded();
}
if (operationRequest.Status != OperationStatus.Created)
{
_log.Error(message: "Current operation request status is not expected",
context: new { id = operationRequest.Id, currentStatus = operationRequest.Status.ToString() });
return OperationStatusUpdateResultModel.Failed(OperationStatusUpdateError.InvalidStatus);
}
await _operationRequestsRepository.AcceptAsync(
operationRequest.Id,
operationRequest.CustomerId,
operationRequest.Nonce,
operationRequest.MasterWalletAddress,
operationRequest.Type,
operationRequest.ContextJson,
operationRequest.CreatedAt,
hash);
return OperationStatusUpdateResultModel.Succeeded();
}));
}
public async Task HandleWalletLinkingAsync(
string eventId, string customerId, string masterWalletAddress, string internalAddress, string publicAddress, Money18 fee)
{
await _transactionScopeHandler.WithTransactionAsync(async() =>
{
if (!string.IsNullOrEmpty(eventId))
{
var isDuplicate = await _deduplicationLog.IsDuplicateAsync(eventId);
if (isDuplicate)
{
_log.Warning("There is already wallet linking operation with the same id", context: eventId);
return;
}
}
await _operationRequestsProducer.AddAsync(customerId, OperationType.WalletLinking,
new WalletLinkingContext
{
InternalWalletAddress = internalAddress,
PublicWalletAddress = publicAddress,
LinkingFee = fee
}, masterWalletAddress);
});
}
public async Task <CustomerWalletCreationResultModel> CreateCustomerWalletAsync(string customerId)
{
#region Validation
if (string.IsNullOrEmpty(customerId))
{
return(CustomerWalletCreationResultModel.Failed(CustomerWalletCreationError.InvalidCustomerId));
}
var walletAlreadyAssigned = await _walletOwnersRepository.GetByOwnerIdAsync(customerId);
if (walletAlreadyAssigned != null)
{
_log.Info("Customer already has wallet assigned", walletAlreadyAssigned);
return(CustomerWalletCreationResultModel.Failed(CustomerWalletCreationError.AlreadyCreated));
}
#endregion
var createWalletResponse = await _quorumTransactionSignerClient.WalletsApi.CreateWalletAsync();
try
{
await _transactionScopeHandler.WithTransactionAsync(async() =>
{
await _walletOwnersRepository.AddAsync(customerId, createWalletResponse.Address);
await _operationRequestsProducer.AddAsync(
customerId,
OperationType.CustomerWalletCreation,
new CustomerWalletContext
{
CustomerId = customerId, WalletAddress = createWalletResponse.Address
});
});
}
catch (Exception e)
{
if (e is WalletOwnerDuplicateException)
{
return(CustomerWalletCreationResultModel.Failed(CustomerWalletCreationError.AlreadyCreated));
}
throw;
}
return(CustomerWalletCreationResultModel.Succeeded());
}
public Task HandleAsync(string operationId, Money18 amount, string reason)
{
return(_transactionScopeHandler.WithTransactionAsync(async() =>
{
var isDuplicate = await _deduplicationLogRepository.IsDuplicateAsync(operationId);
if (isDuplicate)
{
_log.Warning("There is already seize operation with the same operation id",
context: $"{nameof(operationId)}: {operationId}");
return;
}
await _operationRequestsProducer.AddAsync(OperationType.SeizeToInternal,
new SeizeToInternalContext(_privateBlockchainGatewayContractAddress, amount, reason));
}));
}
public async Task <GenericOperationResultModel> AddGenericOperationAsync(string operationId, string encodedData, string sourceAddress, string targetAddress)
{
if (string.IsNullOrEmpty(encodedData))
{
throw new ArgumentNullException(nameof(encodedData));
}
if (string.IsNullOrEmpty(sourceAddress))
{
throw new ArgumentNullException(nameof(sourceAddress));
}
if (string.IsNullOrEmpty(targetAddress))
{
throw new ArgumentNullException(nameof(targetAddress));
}
return(await _transactionScopeHandler.WithTransactionAsync(async() =>
{
if (!string.IsNullOrEmpty(operationId))
{
var isDuplicate = await _deduplicationLog.IsDuplicateAsync(operationId);
if (isDuplicate)
{
_log.Warning("There is already generic operation with the same id", context: operationId);
return GenericOperationResultModel.Failed(AddOperationError.DuplicateRequest);
}
}
var result = await _operationRequestsProducer.AddAsync(
OperationType.GenericOperation,
new GenericOperationContext
{
Data = encodedData,
SourceWalletAddress = sourceAddress,
TargetWalletAddress = targetAddress
}, sourceAddress);
return GenericOperationResultModel.Succeeded(result);
}));
}
public async Task <PaymentStatusUpdateErrorCodes> ApproveByCustomerAsync(string paymentRequestId, Money18 sendingAmount, string customerId)
{
if (string.IsNullOrEmpty(paymentRequestId))
{
throw new ArgumentNullException(nameof(paymentRequestId));
}
if (string.IsNullOrEmpty(customerId))
{
throw new ArgumentNullException(nameof(customerId));
}
if (sendingAmount <= 0)
{
return(PaymentStatusUpdateErrorCodes.InvalidAmount);
}
var customerBlockStatusResponse = await _walletManagementClient.Api.GetCustomerWalletBlockStateAsync(customerId);
if (customerBlockStatusResponse.Status != CustomerWalletActivityStatus.Active)
{
return(PaymentStatusUpdateErrorCodes.CustomerWalletIsBlocked);
}
return(await _transactionScopeHandler.WithTransactionAsync(async() =>
{
var payment = await _paymentsRepository.GetByPaymentRequestIdAsync(paymentRequestId);
if (payment == null)
{
return PaymentStatusUpdateErrorCodes.PaymentDoesNotExist;
}
if (payment.CustomerId != customerId)
{
return PaymentStatusUpdateErrorCodes.CustomerIdDoesNotMatch;
}
if (payment.Status != PaymentRequestStatus.Created)
{
return PaymentStatusUpdateErrorCodes.PaymentIsInInvalidStatus;
}
if (payment.TokensAmount < sendingAmount)
{
return PaymentStatusUpdateErrorCodes.InvalidAmount;
}
var calculatedFiatAmountFromPartnerRate = await CalculateAmountFromPartnerRate(Guid.Parse(payment.CustomerId),
Guid.Parse(payment.PartnerId),
sendingAmount, _tokenSymbol, payment.Currency);
if (calculatedFiatAmountFromPartnerRate.ErrorCode == EligibilityEngineErrors.PartnerNotFound)
{
return PaymentStatusUpdateErrorCodes.PartnerDoesNotExist;
}
if (calculatedFiatAmountFromPartnerRate.ErrorCode == EligibilityEngineErrors.ConversionRateNotFound)
{
return PaymentStatusUpdateErrorCodes.InvalidTokensOrCurrencyRateInPartner;
}
payment.Status = PaymentRequestStatus.TokensTransferStarted;
payment.TokensSendingAmount = sendingAmount;
payment.FiatSendingAmount = (decimal)calculatedFiatAmountFromPartnerRate.Amount;
await _paymentsRepository.UpdatePaymentAsync(payment);
await _statusUpdatePublisher.PublishAsync(new PartnersPaymentStatusUpdatedEvent
{
PaymentRequestId = paymentRequestId,
Status = payment.Status.ToContractModel()
});
var encodedPaymentData = _blockchainEncodingService.EncodePaymentRequestData(payment.PartnerId,
payment.LocationId, payment.Timestamp.ConvertToLongMs(), payment.CustomerId,
payment.PaymentRequestId);
var pbfTransferResponse = await _pbfClient.GenericTransfersApi.GenericTransferAsync(
new GenericTransferRequestModel
{
Amount = sendingAmount,
AdditionalData = encodedPaymentData,
RecipientAddress = _settingsService.GetPartnersPaymentsAddress(),
SenderCustomerId = customerId,
TransferId = paymentRequestId
});
if (pbfTransferResponse.Error != TransferError.None)
{
return (PaymentStatusUpdateErrorCodes)pbfTransferResponse.Error;
}
await _paymentRequestBlockchainRepository.UpsertAsync(paymentRequestId, pbfTransferResponse.OperationId);
return PaymentStatusUpdateErrorCodes.None;
}));
}
public async Task <BonusRewardResultModel> RewardAsync(string customerId, Money18 amount, string rewardId,
string bonusReason, string campaignId, string conditionId)
{
if (string.IsNullOrEmpty(customerId))
{
return(BonusRewardResultModel.Failed(BonusRewardError.InvalidCustomerId));
}
if (string.IsNullOrEmpty(bonusReason))
{
return(BonusRewardResultModel.Failed(BonusRewardError.MissingBonusReason));
}
if (string.IsNullOrEmpty(campaignId))
{
return(BonusRewardResultModel.Failed(BonusRewardError.InvalidCampaignId));
}
if (amount <= 0)
{
return(BonusRewardResultModel.Failed(BonusRewardError.InvalidAmount));
}
var customerWalletAddressResult = await _walletsService.GetCustomerWalletAsync(customerId);
switch (customerWalletAddressResult.Error)
{
case CustomerWalletAddressError.None:
break;
case CustomerWalletAddressError.CustomerWalletMissing:
return(BonusRewardResultModel.Failed(BonusRewardError.CustomerWalletMissing));
case CustomerWalletAddressError.InvalidCustomerId:
return(BonusRewardResultModel.Failed(BonusRewardError.InvalidCustomerId));
default:
throw new ArgumentOutOfRangeException(nameof(customerWalletAddressResult.Error));
}
return(await _transactionScopeHandler.WithTransactionAsync(async() =>
{
var isDuplicate = await _deduplicationLog.IsDuplicateAsync(rewardId);
if (isDuplicate)
{
_log.Warning("There is already bonus reward operation with the same id", context: rewardId);
return BonusRewardResultModel.Failed(BonusRewardError.DuplicateRequest);
}
await _operationRequestsProducer.AddAsync(
customerId,
OperationType.CustomerBonusReward,
new CustomerBonusRewardContext
{
CustomerId = customerId,
Amount = amount,
// todo: temporary solution
MinterAddress = _walletCreationMasterWalletAddress,
WalletAddress = customerWalletAddressResult.WalletAddress,
RequestId = rewardId,
BonusReason = bonusReason,
CampaignId = campaignId,
ConditionId = conditionId
});
return BonusRewardResultModel.Succeeded();
}));
}
public async Task <PaymentTransfersErrorCodes> ProcessPaymentTransferAsync(string transferId)
{
if (string.IsNullOrEmpty(transferId))
{
_log.Error(message: "TransferId is empty when trying to update payment transfer status");
throw new ArgumentNullException(nameof(transferId));
}
return(await _transactionScopeHandler.WithTransactionAsync(async() =>
{
var paymentTransfer = await _paymentTransfersRepository.GetByTransferIdAsync(transferId);
if (paymentTransfer == null)
{
_log.Warning("Payment transfer not find by transfer id", context: transferId);
return PaymentTransfersErrorCodes.PaymentTransferNotFound;
}
if (paymentTransfer.Status == PaymentTransferStatus.Processing)
{
return PaymentTransfersErrorCodes.PaymentTransferAlreadyProcessing;
}
if (paymentTransfer.Status != PaymentTransferStatus.Pending)
{
_log.Info("Payment transfer's status cannot be updated because it is not in Pending status");
return PaymentTransfersErrorCodes.InvalidStatus;
}
var walletAddressResponse = await _pbfClient.CustomersApi.GetWalletAddress(Guid.Parse(paymentTransfer.CustomerId));
if (walletAddressResponse.Error != CustomerWalletAddressError.None)
{
_log.Warning("Customer transfer does not have a BC wallet when payment transfer is being processed");
return PaymentTransfersErrorCodes.CustomerWalletDoesNotExist;
}
var payInvoiceResponse = await _realEstateIntegrationClient.Api.PayInvoiceAsync(new InvoicePayRequestModel
{
CurrencyCode = paymentTransfer.Currency,
ReceiptNumber = paymentTransfer.ReceiptNumber,
CustomerAccountNumber = paymentTransfer.CustomerAccountNumber,
CustomerTrxId = paymentTransfer.CustomerTrxId,
LocationCode = paymentTransfer.LocationCode,
InstallmentType = paymentTransfer.InstallmentType,
PaidAmount = paymentTransfer.AmountInFiat,
OrgId = paymentTransfer.OrgId,
});
_log.Info("Pay invoice response",
context: new
{
payInvoiceResponse.Status,
payInvoiceResponse.ErrorCode,
payInvoiceResponse.ReceiptNumber,
paymentTransfer.TransferId
});
var status = payInvoiceResponse.Status.ToLower() == PaidInvoiceSuccessfullyStatus
? PaymentTransferStatus.Accepted
: PaymentTransferStatus.Rejected;
await CreateApproveOrRejectTransactionInPbf(paymentTransfer.SpendRuleId, paymentTransfer.InvoiceId,
paymentTransfer.TransferId, status);
await _paymentTransfersRepository.SetStatusAsync(paymentTransfer.TransferId, PaymentTransferStatus.Processing);
_log.Info($"Successfully changed payment transfer's status to Processing", transferId);
return PaymentTransfersErrorCodes.None;
}));
}
public async Task <TransferResultModel> P2PTransferAsync(
string senderId,
string recipientId,
Money18 amount,
string transferRequestId)
{
#region Validation
if (string.IsNullOrEmpty(recipientId))
{
return(TransferResultModel.Failed(TransferError.InvalidRecipientId));
}
if (string.IsNullOrEmpty(senderId))
{
return(TransferResultModel.Failed(TransferError.InvalidSenderId));
}
if (amount <= 0)
{
return(TransferResultModel.Failed(TransferError.InvalidAmount));
}
var senderAddressResult = await _walletsService.GetCustomerWalletAsync(senderId);
var senderAddressValidationResultError = ValidateSenderAddress(senderAddressResult.Error);
if (senderAddressValidationResultError != TransferError.None)
{
return(TransferResultModel.Failed(senderAddressValidationResultError));
}
var recipientAddressResult = await _walletsService.GetCustomerWalletAsync(recipientId);
var recipientAddressValidationResultError = ValidateRecipientAddress(recipientAddressResult.Error);
if (recipientAddressValidationResultError != TransferError.None)
{
return(TransferResultModel.Failed(recipientAddressValidationResultError));
}
var senderBalanceValidationError = await ValidateSenderBalance(senderId, amount);
if (senderBalanceValidationError != TransferError.None)
{
return(TransferResultModel.Failed(senderBalanceValidationError));
}
#endregion
return(await _transactionScopeHandler.WithTransactionAsync(async() =>
{
if (!string.IsNullOrEmpty(transferRequestId))
{
var isDuplicate = await _deduplicationLog.IsDuplicateAsync(transferRequestId);
if (isDuplicate)
{
_log.Warning("There is already transfer operation with the same request id", context: transferRequestId);
return TransferResultModel.Failed(TransferError.DuplicateRequest);
}
}
var result = await _operationRequestsProducer.AddAsync(
senderId,
OperationType.TokensTransfer,
new TokensTransferContext
{
SenderWalletAddress = senderAddressResult.WalletAddress,
RecipientWalletAddress = recipientAddressResult.WalletAddress,
Amount = amount,
RequestId = transferRequestId,
},
senderAddressResult.WalletAddress);
return TransferResultModel.Succeeded(result);
}));
}
