// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename       : AppleDOS.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : Apple DOS filesystem plugin.
//
// --[ Description ] ----------------------------------------------------------
//
//     Constructors and common variables for the Apple DOS filesystem plugin.
//
// --[ 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 © 2011-2018 Natalia Portillo
// ****************************************************************************/

using System;
using System.Collections.Generic;
using System.Text;
using DiscImageChef.CommonTypes.Interfaces;
using Schemas;

namespace DiscImageChef.Filesystems.AppleDOS
{
    public partial class AppleDOS : IReadOnlyFilesystem
    {
        bool        debug;
        IMediaImage device;
        bool        mounted;
        int         sectorsPerTrack;
        ulong       start;
        ulong       totalFileEntries;
        bool        track1UsedByFiles;
        bool        track2UsedByFiles;
        int         usedSectors;

        Vtoc vtoc;

        public FileSystemType XmlFsType { get; private set; }
        public Encoding       Encoding  { get; private set; }
        public string         Name      => "Apple DOS File System";
        public Guid           Id        => new Guid("8658A1E9-B2E7-4BCC-9638-157A31B0A700\n");
        public string         Author    => "Natalia Portillo";

        public IEnumerable<(string name, Type type, string description)> SupportedOptions =>
            new (string name, Type type, string description)[] { };

        static Dictionary<string, string> GetDefaultOptions() =>
            new Dictionary<string, string> {{"debug", false.ToString()}};

        #region Caches
        /// <summary>Caches track/sector lists</summary>
        Dictionary<string, byte[]> extentCache;
        /// <summary>Caches files</summary>
        Dictionary<string, byte[]> fileCache;
        /// <summary>Caches catalog</summary>
        Dictionary<string, ushort> catalogCache;
        /// <summary>Caches file size</summary>
        Dictionary<string, int> fileSizeCache;
        /// <summary>Caches VTOC</summary>
        byte[] vtocBlocks;
        /// <summary>Caches catalog</summary>
        byte[] catalogBlocks;
        /// <summary>Caches boot code</summary>
        byte[] bootBlocks;
        /// <summary>Caches file type</summary>
        Dictionary<string, byte> fileTypeCache;
        /// <summary>Caches locked files</summary>
        List<string> lockedFiles;
        #endregion Caches
    }
}