public string Encode(string text)
{
string encryptedText = "";
string upperText = text.ToUpper();
int code;
for (int i = 0; i < text.Length; i++)
{
switch (TextCheck.WhatLanguage(text[i]))
{
case (int)Languages.Russian:
code = GetRightCodeToEncrypt(upperText[i], 'А', 'Я');
encryptedText += TextCheck.ProperCaseChar(text, i, code);
break;
case (int)Languages.English:
code = GetRightCodeToEncrypt(upperText[i], 'A', 'Z');
encryptedText += TextCheck.ProperCaseChar(text, i, code);
break;
case (int)Languages.Unknown:
encryptedText += text[i];
break;
default:
break;
}
}
Console.WriteLine(Menu.NL + " Your text:" + Menu.NL + text);
Console.WriteLine(Menu.NL + " Encrypted text:" + Menu.NL + encryptedText);
return(encryptedText);
}
public string Decode(string text)
{
string decryptedText = "";
string upperText = text.ToUpper();
int code;
for (int i = 0; i < text.Length; i++)
{
switch (TextCheck.WhatLanguage(text[i]))
{
case (int)Languages.Russian:
code = (int)'Я' - ((int)Languages.RusAlphabetLength - 1) - upperText[i] + (int)'Я';
decryptedText += TextCheck.ProperCaseChar(text, i, code);
break;
case (int)Languages.English:
code = (int)'Z' - ((int)Languages.EngAlphabetLength - 1) - upperText[i] + (int)'Z';
decryptedText += TextCheck.ProperCaseChar(text, i, code);
break;
case (int)Languages.Unknown:
decryptedText += text[i];
break;
default:
break;
}
}
Console.WriteLine(Menu.NL + " Your text:" + Menu.NL + text);
Console.WriteLine(Menu.NL + " Decrypted text:" + Menu.NL + decryptedText);
return(decryptedText);
}
