/// <summary>
/// Solves the specified transaction as string.
/// </summary>
/// <param name="transactionAsString">The transaction as string.</param>
/// <returns></returns>
public bool Solve(string transactionAsString)
{
var retval = false;
if (string.IsNullOrEmpty(transactionAsString))
{
throw new ArgumentNullException("Unable to solve a transaction if transactionAsString is missing");
}
var enquiry = $"how many {Transaction.SelectedTransaction} is";
if (transactionAsString.StartsWith(enquiry))
{
var contents = transactionAsString.Substring(enquiry.Length + 1);
var parts = contents.Split(' ');
var lastUnit = parts.Last().Trim();
var value = Transaction.Units[lastUnit];
var romanNumber = (new RomanNumber()).Parse(string.Join(" ", parts.Take(parts.Length - 1)), Transaction.Symbols).Calculate();
var result = romanNumber * value + " " + Transaction.SelectedTransaction;
retval = true;
SolutionAsString = contents + " is " + result;
OnSolveCompleted?.Invoke(this, new EventArgs());
}
return(retval);
}
/// <summary>
/// Solves the specified transaction as string.
/// </summary>
/// <param name="transactionAsString">The transaction as string.</param>
/// <returns></returns>
public bool Solve(string transactionAsString)
{
var retval = false;
if (string.IsNullOrEmpty(transactionAsString))
{
throw new ArgumentNullException("Unable to solve a transaction if transactionAsString is missing");
}
var enquiry = $"how much is";
if (transactionAsString.StartsWith(enquiry))
{
var contents = transactionAsString.Substring(enquiry.Length + 1);
var value = (new RomanNumber()).Parse(contents, Transaction.Symbols).Calculate();
var result = value.ToString();
retval = true;
SolutionAsString = contents + " is " + result;
OnSolveCompleted?.Invoke(this, new EventArgs());
}
return(retval);
}
/// <summary>
/// Raises the unable to understand notification.
/// </summary>
public void RaiseUnableToUnderstandNotification()
{
SolutionAsString = "I have no idea what you are talking about";
OnSolveCompleted?.Invoke(this, new EventArgs());
}
