public async Task <TransactionProcessingResponse> CreateTransaction(TransactionRequest transactionRequest)
{
// Validate that all the transaction request values are present
string validationErrors = Validation.ValidateTransactionRequest(transactionRequest);
if (validationErrors != null)
{
throw new XenteMissingRequestException(validationErrors);
}
TransactionProcessingResponse transactionProcessingResponse = await
this.HttpRequestClient.ExecuteTransactionRequest(transactionRequest);
return(transactionProcessingResponse);
}
/// <summary>
/// This is use to make transaction to the Xente API
/// </summary>
/// <param name="transactionRequest"></param>
///
public async Task <TransactionProcessingResponse> ExecuteTransactionRequest(TransactionRequest transactionRequest, bool executeWithANewToken = false)
{
//Check if the token is present in the global variable or when executeWithANewToken is true
if (this.BearerToken == null || executeWithANewToken == true)
{
this.BearerToken = await ExecuteBearerTokenRequest();
}
try
{
SetRequestHeaders();
// Create a transaction by making a post request to Xente payment API
HttpResponseMessage response = await HttpClient.PostAsJsonAsync($"{Constant.BaseUrl}/transactions", transactionRequest);
// Throw an exception when the transaction is not successful
response.EnsureSuccessStatusCode();
// Cast the Json response to a custom type
TransactionProcessingResponse transactionProcessingResponse = await response.Content.ReadAsAsync <TransactionProcessingResponse>();
return(transactionProcessingResponse);
}
catch (Exception ex)
{
if (this.BearerToken != null && ex.Message.Contains("401"))
{
// Repeat the execution of this function but with a new bearer token
TransactionProcessingResponse transactionProcessingResultsWithNewToken = await ExecuteTransactionRequest(transactionRequest, true);
return(transactionProcessingResultsWithNewToken);
}
else if (ex.Message.Contains("400"))
{
throw new XenteIncorrectRequestException("Incorrect Transaction Request body Provided");
}
else
{
throw new XenteConnectionException(ex.Message);
}
}
}