private void SavePattern_Action()
{
if (!ValidatePattern())
{
return;
}
var lines = new List <string>(new[] { RowPattern }); // initialize with the first line.
for (var offset = 1; offset < RowPattern.Length; offset++)
{
var chunk = RowPattern.Substring(0, RowPattern.Length - offset);
var otherpart = RowPattern.Remove(0, RowPattern.Length - offset);
var newpattern = otherpart + chunk;
lines.Add(newpattern);
}
VigenereMatrix = lines.ToArray(); // SampleMatrix.AllText.Split(new[] { '\n', '\r' }, System.StringSplitOptions.RemoveEmptyEntries); // for testing
TriggerTranslate();
}
private bool ValidatePattern()
{
// validate that the RowPattern input passes this requirements for the Vigenere Square
// 1. not blank.
if (string.IsNullOrWhiteSpace(RowPattern))
{
MessageBox.Show("Please enter a sequence in the input box.");
RowPattern = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
return(false);
}
// 2. must be 26 letters, no duplicates, no whacky characters.
if (RowPattern.Length != 26 || !RowPattern.All(ltr => "ABCDEFGHIJKLMNOPQRSTUVWXYZ".Contains(ltr.ToString().ToUpper())))
{
MessageBox.Show("The sequence must be 26 letters, 1 instance or each letter, no duplicates, and no special characters or numbers.");
return(false);
}
return(true);
}
