public ProcessedTransaction CalculateFee(Transaction transaction)
{
bool monthlyFeeWasPaid = true;
var processedTransaction = new ProcessedTransaction(transaction);
processedTransaction.Fee = processedTransaction.RelatedTransaction.Amount
* ((1 - (processedTransaction.RelatedTransaction.Owner.DiscountPercentage / 100)) * (processedTransaction.RelatedTransaction.Owner.FeeAsPercentage / 100));
string stringifiedMonthAndYear = processedTransaction.RelatedTransaction.DoneOn.ToString("YYYYMM");
if (!monthlyFeePaid.ContainsKey(stringifiedMonthAndYear))
{
monthlyFeePaid[stringifiedMonthAndYear] = new List <string>();
monthlyFeePaid[stringifiedMonthAndYear].Add(processedTransaction.RelatedTransaction.Owner.Name);
monthlyFeeWasPaid = false;
}
else
{
var merchantListInGivenMonth = monthlyFeePaid[stringifiedMonthAndYear];
if (!merchantListInGivenMonth.Contains(processedTransaction.RelatedTransaction.Owner.Name))
{
monthlyFeePaid[stringifiedMonthAndYear].Add(processedTransaction.RelatedTransaction.Owner.Name);
monthlyFeeWasPaid = false;
}
}
if (!monthlyFeeWasPaid && processedTransaction.Fee > 0)
{
processedTransaction.Fee += monthlyFee;
}
return(processedTransaction);
}
public string ConvertTransactionToTextEntry(ProcessedTransaction transaction)
{
var stringifiedFee = transaction.Fee.ToString("0.00");
var stringifiedDate = transaction.RelatedTransaction.DoneOn.ToString("yyyy-MM-dd");
return($"{stringifiedDate,10} {transaction.RelatedTransaction.Owner.Name,8} {stringifiedFee,3}");
}
/// <summary>
/// convert CharacterString to ProcessedTransaction
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static ProcessedTransaction ProcessedTransactionConvert(string str)
{
ProcessedTransaction msg = new ProcessedTransaction();
using (System.IO.MemoryStream ms = new System.IO.MemoryStream())
{
var b = Convert.FromBase64String(str);
ms.Write(b, 0, b.Length);
ms.Position = 0;
msg = ProcessedTransaction.Parser.ParseFrom(b, 0, b.Length);
}
return(msg);
}
public void TransactionWriter_ShouldWriteTransaction_WhenCorrectDataProvided()
{
// Arrange
var writer = new ProcessedTransactionWriter();
ProcessedTransaction processedTransaction = new ProcessedTransaction(new Transaction()
{
Amount = 100, Owner = new Merchant()
{
Name = "7-ELEVEN"
}, DoneOn = new DateTime(2018, 9, 1)
});
var transaction = processedTransaction;
transaction.Fee = 30;
// Act
var stringifiedTransaction = writer.ConvertTransactionToTextEntry(transaction);
// Assert
Assert.Equal("2018-09-01 7-ELEVEN 30.00", stringifiedTransaction);
}
public TransactionInfo(string txID, ProcessedTransaction processedTransaction)
{
TransactionID = txID;
ProcessedTransaction = processedTransaction;
}
