// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename       : PrintHex.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : Helpers.
//
// --[ Description ] ----------------------------------------------------------
//
//     Prints a byte array as hexadecimal.
//
// --[ License ] --------------------------------------------------------------
//
//     This library is free software; you can redistribute it and/or modify
//     it under the terms of the GNU Lesser General Public License as
//     published by the Free Software Foundation; either version 2.1 of the
//     License, or (at your option) any later version.
//
//     This library is distributed in the hope that it will be useful, but
//     WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
//     Lesser General Public License for more details.
//
//     You should have received a copy of the GNU Lesser General Public
//     License along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2017 Natalia Portillo
// ****************************************************************************/

using DiscImageChef.Console;

namespace DiscImageChef
{
    public static class PrintHex
    {
        public static void PrintHexArray(byte[] array, int width)
        {
            DicConsole.WriteLine(ByteArrayToHexArrayString(array, width));
        }

        public static string ByteArrayToHexArrayString(byte[] array, int width)
        {
            System.Text.StringBuilder sb = new System.Text.StringBuilder();

            int counter = 0;
            int subcounter = 0;
            for(long i = 0; i < array.LongLength; i++)
            {
                if(counter == 0)
                {
                    sb.AppendLine();
                    sb.AppendFormat("{0:X16}   ", i);
                }
                else
                {
                    if(subcounter == 3)
                    {
                        sb.Append("  ");
                        subcounter = 0;
                    }
                    else
                    {
                        sb.Append(" ");
                        subcounter++;
                    }
                }

                sb.AppendFormat("{0:X2}", array[i]);

                if(counter == width - 1)
                {
                    counter = 0;
                    subcounter = 0;
                }
                else
                    counter++;
            }
            sb.AppendLine();
            sb.AppendLine();

            return sb.ToString();
        }
    }
}