public async Task <IActionResult> C2BPayment(CustomerToBusinessViewModel customerToBusinessViewModel)
{
MpesaResponse c2BResults;
try
{
var c2BPayment = new CustomerToBusinessSimulate
(
shortCode: _mpesaApiConfiguration.C2BShortCode,
commandId: Transaction_Type.CustomerPayBillOnline,
amount: customerToBusinessViewModel.Amount,
msisdn: _mpesaApiConfiguration.C2BMSISDNTest,
billReferenceNumber: customerToBusinessViewModel.PaymentReference
);
c2BResults = await _mpesaClient.MakeC2BPaymentAsync(c2BPayment, await RetrieveAccessToken(), MpesaRequestEndpoint.CustomerToBusinessSimulate);
}
catch (MpesaAPIException ex)
{
_logger.LogError(ex, ex.Message);
return(View().WithDanger("Error", ex.Message));
}
return(View().WithSuccess("Success", "You have successfully submitted C2B payment."));
}
/// <summary>
/// Simulates a Customer to Business payment request.
/// </summary>
/// <param name="customerToBusinessSimulate">C2B data transfer object</param>
/// <param name="accesstoken">Acccesstoken retrieved by the <c>GetAuthTokenAsync</c> method.</param>
/// <param name="mpesaRequestEndpoint">Set to <c>MpesaRequestEndpoint.CustomerToBusinessSimulate</c></param>
/// <param name="cancellationToken">Cancellation Token</param>
/// <returns>A JSON string containing data from MPESA API reposnse.</returns>
/// <remarks>
/// Use only for Simulation/testing. In production use <c>RegisterC2BUrlAsync</c> method to register
/// endpoints in your application that receive customer initiated transactions from the MPESA API
/// for confirmation and/or validation
/// </remarks>
public async Task <MpesaResponse> MakeC2BPaymentAsync(CustomerToBusinessSimulate customerToBusinessSimulate, string accesstoken, string mpesaRequestEndpoint, CancellationToken cancellationToken = default)
{
var validator = new CustomerToBusinessSimulateTransactionValidator();
var results = await validator.ValidateAsync(customerToBusinessSimulate, cancellationToken);
return(!results.IsValid
? throw new MpesaAPIException(HttpStatusCode.BadRequest, string.Join(Environment.NewLine, results.Errors.Select(x => x.ErrorMessage.ToString())))
: await MpesaPostRequestAsync <MpesaResponse>(customerToBusinessSimulate, accesstoken, mpesaRequestEndpoint, cancellationToken));
}
