using System;
using System.Text;
using System.Security.Cryptography;
// The 'text' parameter will contain the text from the:
//   - Current Clipboard when run by HotKey
//   - History Item when run from the History Menu
// The returned string will be:
//   - Placed directly on the Clipboard
//   - Ignored by ClipboardFusion if it is 'null'
public static class ClipboardFusionHelper
{
    static StringBuilder table = new StringBuilder(256);

    static ClipboardFusionHelper()
    {
        for (int i = 33; i <= 126; ++i)
        {
            table.Append((char)i);
        }
        for (char ch = '\u00AE'; ch < '\u00AE' + (256 - (126 - 33 + 1)); ++ch)
        {
            table.Append(ch);
        }
    }

    internal static string ToStr(byte[] byteArray)
    {
        string a = "";
        foreach(byte b in byteArray)
        {
            a += table[b];
        }
        return a;
    }

    public static string ProcessText(string text)
    {
        using (RandomNumberGenerator rng = new RNGCryptoServiceProvider())
        {
            byte[] rngData = new byte[20];
            rng.GetBytes(rngData);

            BFS.ClipboardFusion.PauseClipboardListener();

            BFS.Clipboard.PasteText(ToStr(rngData));
            BFS.Clipboard.Clear();

            BFS.ClipboardFusion.ResumeClipboardListener();
        }
        return null;
    }
}