using System;
using System.Text;

namespace I2.Loc;

public class StringObfucator
{
	public static char[] StringObfuscatorPassword = "ÝúbUu\u00b8CÁ§*4PÚ©-᩾@T6Dl±ÒWâuzÅm4GÐóØ$=Íg,¥Që®iKEßr¡×60Ít4öÃ~^«y:Èd1<QÛÝúbUu\u00b8CÁ§*4PÚ©-᩾@T6Dl±ÒWâuzÅm4GÐóØ$=Íg,¥Që®iKEßr¡×60Ít4öÃ~^«y:Èd".ToCharArray();

	public static string Encode(string NormalString)
	{
		try
		{
			return ToBase64(XoREncode(NormalString));
		}
		catch (Exception)
		{
			return null;
		}
	}

	public static string Decode(string ObfucatedString)
	{
		try
		{
			return XoREncode(FromBase64(ObfucatedString));
		}
		catch (Exception)
		{
			return null;
		}
	}

	private static string ToBase64(string regularString)
	{
		return Convert.ToBase64String(Encoding.UTF8.GetBytes(regularString));
	}

	private static string FromBase64(string base64string)
	{
		byte[] array = Convert.FromBase64String(base64string);
		return Encoding.UTF8.GetString(array, 0, array.Length);
	}

	private static string XoREncode(string NormalString)
	{
		try
		{
			char[] stringObfuscatorPassword = StringObfuscatorPassword;
			char[] array = NormalString.ToCharArray();
			int num = stringObfuscatorPassword.Length;
			int i = 0;
			for (int num2 = array.Length; i < num2; i++)
			{
				array[i] = (char)(array[i] ^ stringObfuscatorPassword[i % num] ^ (byte)((i % 2 == 0) ? (i * 23) : (-i * 51)));
			}
			return new string(array);
		}
		catch (Exception)
		{
			return null;
		}
	}
}