static void Run()
{
#region Runs the program expecting only integral inputs and calls ConvertToRomanNumeral() upon receiving
while (true)
{
int result;
Console.WriteLine("Numeral Registry");
Console.WriteLine("M - 1000");
Console.WriteLine("D - 500");
Console.WriteLine("C - 100");
Console.WriteLine("L - 50");
Console.WriteLine("X - 10");
Console.WriteLine("V - 5");
Console.WriteLine("I - 1\n");
Console.WriteLine("Please enter an integer value OR roman numeral to be converted...");
string userInput = Console.ReadLine();
if (converter.CheckIfInputIsValid(userInput) == true) // Added a bool to a method to validate input
{
Console.WriteLine(userInput + " = " + converter.ConvertToRomanNumeral(int.Parse(userInput)));
}
else
{
Console.WriteLine(userInput + " Invalid Input");
}
Console.Write("\nPress any key...");
Console.ReadKey();
Console.Clear();
}
#endregion
}
public static void AllowedNumbers(int input, string stringInput)
{
if (input > 0 && input <= 4999)
{
result = String.Format("{0} = {1}", stringInput, converter.ConvertToRomanNumeral(input));
Console.WriteLine(result);
}
else
{
throw new InvalidNumberException("InvalidNumberException thrown");
}
}
static void Run()
{
#region Runs the program expecting only integral inputs and calls ConvertToRomanNumeral() upon receiving
while (true)
{
int result;
Console.WriteLine("Numeral Registry");
Console.WriteLine("Acceptable Values | Non-Acceptable Values");
Console.WriteLine("M - 1000 | (D, L, I, X, V) + M");
Console.WriteLine("D - 500 | (L, X, V, I) + D");
Console.WriteLine("C - 100 | (L, V, I) + C");
Console.WriteLine("L - 50 | (V, I) + L");
Console.WriteLine("X - 10 | ");
Console.WriteLine("V - 5 | ");
Console.WriteLine("I - 1 | (I) + I + I + I + I\n");
Console.WriteLine("Please enter an integer value OR roman numeral to be converted...");
string userInput = Console.ReadLine();
string[] eiwa = { "DM", "LM", "IM", "XM", "VM", "LD", "XD", "VD", "ID", "LC", "VC", "IC", "VL", "IL", "IIII" };
try
{
if (userInput.All(c => c >= '0' && c <= '9') && userInput != "")
{
Console.WriteLine(userInput + " = " + converter.ConvertToRomanNumeral(int.Parse(userInput)));
}
else if (userInput.All(c => c == 'M' || c == 'D' || c == 'C' || c == 'L' || c == 'X' || c == 'V' || c == 'I') &&
!eiwa.Any(c => userInput.Contains(c)))
{
Console.WriteLine(userInput + " = " + converter.ConvertFromRomanNumeral(userInput.ToCharArray().Select(c => c.ToString()).ToArray()));
}
else if (userInput.All(c => c == 'D' || c == 'M'))
{
throw (new DmInputException());
}
else if (userInput.All(c => c == 'L' || c == 'M'))
{
throw (new LmInputException());
}
else if (userInput.All(c => c == 'I' || c == 'M'))
{
throw (new ImInputException());
}
else if (userInput.All(c => c == 'X' || c == 'M'))
{
throw (new XmInputException());
}
else if (userInput.All(c => c == 'V' || c == 'M'))
{
throw (new VmInputException());
}
else if (userInput.All(c => c == 'L' || c == 'D'))
{
throw (new LdInputException());
}
else if (userInput.All(c => c == 'X' || c == 'D'))
{
throw (new XdInputException());
}
else if (userInput.All(c => c == 'V' || c == 'D'))
{
throw (new VdInputException());
}
else if (userInput.All(c => c == 'I' || c == 'D'))
{
throw (new IdInputException());
}
else if (userInput.All(c => c == 'L' || c == 'C'))
{
throw (new LcInputException());
}
else if (userInput.All(c => c == 'V' || c == 'C'))
{
throw (new VcInputException());
}
else if (userInput.All(c => c == 'I' || c == 'C'))
{
throw (new IcInputException());
}
else if (userInput.All(c => c == 'V' || c == 'L'))
{
throw (new VlInputException());
}
else if (userInput.All(c => c == 'I' || c == 'L'))
{
throw (new IlInputException());
}
else if (userInput.All(c => (c == 'I' || c == 'I' || c == 'I' || c == 'I')))
{
throw (new IiiiInputException());
}
Console.Write("\nPress any key...");
Console.ReadKey();
Console.Clear();
}
catch (OverflowException ofEx)
{
throw new Exception("Don't type so many integers you moron!", ofEx.InnerException);
}
}
#endregion
}
public static void Run()
{
// Instance variables
string stringInput;
bool validInput;
int integerInput;
string result;
while (true)
{
#region Menu
Console.WriteLine("Numeral Registry");
Console.WriteLine("M - 1000");
Console.WriteLine("D - 500");
Console.WriteLine("C - 100");
Console.WriteLine("L - 50");
Console.WriteLine("X - 10");
Console.WriteLine("V - 5");
Console.WriteLine("I - 1\n");
Console.WriteLine("Please enter an integer value OR roman numeral to be converted...");
#endregion
Console.ForegroundColor = ConsoleColor.Green;
Console.Write("\nInput: ");
Console.ResetColor();
try
{
stringInput = Console.ReadLine().ToUpper();
}
catch (Exception e)
{
if (e is OutOfMemoryException || e is ArgumentOutOfRangeException || e is System.IO.IOException)
{
throw new UserDefinedException("Error encountered: " + e.Message);
}
stringInput = String.Empty;
}
validInput = int.TryParse(stringInput, out integerInput);
try
{
if (String.IsNullOrEmpty(stringInput))
{
throw new UserDefinedException();
}
}
catch (Exception e)
{
if (e is UserDefinedException)
{
Console.WriteLine("Error encountered: {0}. No empty strings allowed.",
e.Message);
}
}
try
{
ValidateSequence(stringInput);
}
catch (Exception e)
{
stringInput = string.Empty;
if (e is UserDefinedException)
{
Console.WriteLine("Error encountered: {0} Roman Numeral sequence was incorrect", e.Message);
}
}
if (!(String.IsNullOrEmpty(stringInput)))
{
if (validInput)
{
result = String.Format("{0} = {1}", stringInput, converter.ConvertToRomanNumeral(integerInput));
}
else
{
try
{
if (stringInput.All(c => Enum.IsDefined(typeof(RomanNumeralsType), c.ToString())))
{
result = String.Format("{0} = {1}", stringInput, converter.ConvertToInteger(stringInput).ToString());
}
else
{
throw new UserDefinedException();
}
}
catch (Exception e)
{
if (e is UserDefinedException)
{
Console.WriteLine("Error encountered: " + e.Message + " Write either all numerals or digits.");
}
}
}
}
Console.Write("\nPress any key...");
Console.ReadKey();
Console.Clear();
}
}