using System.Collections.Generic;
using System.IO;
using System.Text;

namespace BinaryObjectScanner.Wrappers
{
    public partial class InstallShieldCabinet : WrapperBase<SabreTools.Models.InstallShieldCabinet.Cabinet>
    {
        #region Descriptive Properties

        /// <inheritdoc/>
        public override string DescriptionString => "InstallShield Cabinet";

        #endregion

        #region Pass-Through Properties

        #region Common Header

        /// <inheritdoc cref="Models.InstallShieldCabinet.CommonHeader.Signature"/>
#if NET48
        public string Signature => _model.CommonHeader.Signature;
#else
        public string? Signature => _model.CommonHeader?.Signature;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.CommonHeader.Version"/>
#if NET48
        public uint Version => _model.CommonHeader.Version;
#else
        public uint? Version => _model.CommonHeader?.Version;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.CommonHeader.VolumeInfo"/>
#if NET48
        public uint VolumeInfo => _model.CommonHeader.VolumeInfo;
#else
        public uint? VolumeInfo => _model.CommonHeader?.VolumeInfo;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.CommonHeader.DescriptorOffset"/>
#if NET48
        public uint DescriptorOffset => _model.CommonHeader.DescriptorOffset;
#else
        public uint? DescriptorOffset => _model.CommonHeader?.DescriptorOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.CommonHeader.DescriptorSize"/>
#if NET48
        public uint DescriptorSize => _model.CommonHeader.DescriptorSize;
#else
        public uint? DescriptorSize => _model.CommonHeader?.DescriptorSize;
#endif

        #endregion

        #region Volume Header

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.DataOffset"/>
#if NET48
        public uint DataOffset => _model.VolumeHeader.DataOffset;
#else
        public uint? DataOffset => _model.VolumeHeader?.DataOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.DataOffsetHigh"/>
#if NET48
        public uint DataOffsetHigh => _model.VolumeHeader.DataOffsetHigh;
#else
        public uint? DataOffsetHigh => _model.VolumeHeader?.DataOffsetHigh;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.FirstFileIndex"/>
#if NET48
        public uint FirstFileIndex => _model.VolumeHeader.FirstFileIndex;
#else
        public uint? FirstFileIndex => _model.VolumeHeader?.FirstFileIndex;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.LastFileIndex"/>
#if NET48
        public uint LastFileIndex => _model.VolumeHeader.LastFileIndex;
#else
        public uint? LastFileIndex => _model.VolumeHeader?.LastFileIndex;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.FirstFileOffset"/>
#if NET48
        public uint FirstFileOffset => _model.VolumeHeader.FirstFileOffset;
#else
        public uint? FirstFileOffset => _model.VolumeHeader?.FirstFileOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.FirstFileOffsetHigh"/>
#if NET48
        public uint FirstFileOffsetHigh => _model.VolumeHeader.FirstFileOffsetHigh;
#else
        public uint? FirstFileOffsetHigh => _model.VolumeHeader?.FirstFileOffsetHigh;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.FirstFileSizeExpanded"/>
#if NET48
        public uint FirstFileSizeExpanded => _model.VolumeHeader.FirstFileSizeExpanded;
#else
        public uint? FirstFileSizeExpanded => _model.VolumeHeader?.FirstFileSizeExpanded;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.FirstFileSizeExpandedHigh"/>
#if NET48
        public uint FirstFileSizeExpandedHigh => _model.VolumeHeader.FirstFileSizeExpandedHigh;
#else
        public uint? FirstFileSizeExpandedHigh => _model.VolumeHeader?.FirstFileSizeExpandedHigh;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.FirstFileSizeCompressed"/>
#if NET48
        public uint FirstFileSizeCompressed => _model.VolumeHeader.FirstFileSizeCompressed;
#else
        public uint? FirstFileSizeCompressed => _model.VolumeHeader?.FirstFileSizeCompressed;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.FirstFileSizeCompressedHigh"/>
#if NET48
        public uint FirstFileSizeCompressedHigh => _model.VolumeHeader.FirstFileSizeCompressedHigh;
#else
        public uint? FirstFileSizeCompressedHigh => _model.VolumeHeader?.FirstFileSizeCompressedHigh;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.LastFileOffset"/>
#if NET48
        public uint LastFileOffset => _model.VolumeHeader.LastFileOffset;
#else
        public uint? LastFileOffset => _model.VolumeHeader?.LastFileOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.LastFileOffsetHigh"/>
#if NET48
        public uint LastFileOffsetHigh => _model.VolumeHeader.LastFileOffsetHigh;
#else
        public uint? LastFileOffsetHigh => _model.VolumeHeader?.LastFileOffsetHigh;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.LastFileSizeExpanded"/>
#if NET48
        public uint LastFileSizeExpanded => _model.VolumeHeader.LastFileSizeExpanded;
#else
        public uint? LastFileSizeExpanded => _model.VolumeHeader?.LastFileSizeExpanded;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.LastFileSizeExpandedHigh"/>
#if NET48
        public uint LastFileSizeExpandedHigh => _model.VolumeHeader.LastFileSizeExpandedHigh;
#else
        public uint? LastFileSizeExpandedHigh => _model.VolumeHeader?.LastFileSizeExpandedHigh;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.LastFileSizeCompressed"/>
#if NET48
        public uint LastFileSizeCompressed => _model.VolumeHeader.LastFileSizeCompressed;
#else
        public uint? LastFileSizeCompressed => _model.VolumeHeader?.LastFileSizeCompressed;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.VolumeHeader.LastFileSizeCompressedHigh"/>
#if NET48
        public uint LastFileSizeCompressedHigh => _model.VolumeHeader.LastFileSizeCompressedHigh;
#else
        public uint? LastFileSizeCompressedHigh => _model.VolumeHeader?.LastFileSizeCompressedHigh;
#endif

        #endregion

        #region Descriptor

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.StringsOffset"/>
#if NET48
        public uint StringsOffset => _model.Descriptor.StringsOffset;
#else
        public uint? StringsOffset => _model.Descriptor?.StringsOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved0"/>
#if NET48
        public byte[] Reserved0 => _model.Descriptor.Reserved0;
#else
        public byte[]? Reserved0 => _model.Descriptor?.Reserved0;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.ComponentListOffset"/>
#if NET48
        public uint ComponentListOffset => _model.Descriptor.ComponentListOffset;
#else
        public uint? ComponentListOffset => _model.Descriptor?.ComponentListOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.FileTableOffset"/>
#if NET48
        public uint FileTableOffset => _model.Descriptor.FileTableOffset;
#else
        public uint? FileTableOffset => _model.Descriptor?.FileTableOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved1"/>
#if NET48
        public byte[] Reserved1 => _model.Descriptor.Reserved1;
#else
        public byte[]? Reserved1 => _model.Descriptor?.Reserved1;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.FileTableSize"/>
#if NET48
        public uint FileTableSize => _model.Descriptor.FileTableSize;
#else
        public uint? FileTableSize => _model.Descriptor?.FileTableSize;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.FileTableSize2"/>
#if NET48
        public uint FileTableSize2 => _model.Descriptor.FileTableSize2;
#else
        public uint? FileTableSize2 => _model.Descriptor?.FileTableSize2;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.DirectoryCount"/>
#if NET48
        public ushort DirectoryCount => _model.Descriptor.DirectoryCount;
#else
        public ushort? DirectoryCount => _model.Descriptor?.DirectoryCount;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved2"/>
#if NET48
        public byte[] Reserved2 => _model.Descriptor.Reserved2;
#else
        public byte[]? Reserved2 => _model.Descriptor?.Reserved2;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved3"/>
#if NET48
        public byte[] Reserved3 => _model.Descriptor.Reserved3;
#else
        public byte[]? Reserved3 => _model.Descriptor?.Reserved3;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved4"/>
#if NET48
        public byte[] Reserved4 => _model.Descriptor.Reserved4;
#else
        public byte[]? Reserved4 => _model.Descriptor?.Reserved4;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.FileCount"/>
#if NET48
        public uint FileCount => _model.Descriptor.FileCount;
#else
        public uint? FileCount => _model.Descriptor?.FileCount;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.FileTableOffset2"/>
#if NET48
        public uint FileTableOffset2 => _model.Descriptor.FileTableOffset2;
#else
        public uint? FileTableOffset2 => _model.Descriptor?.FileTableOffset2;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.ComponentTableInfoCount"/>
#if NET48
        public ushort ComponentTableInfoCount => _model.Descriptor.ComponentTableInfoCount;
#else
        public ushort? ComponentTableInfoCount => _model.Descriptor?.ComponentTableInfoCount;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.ComponentTableOffset"/>
#if NET48
        public uint ComponentTableOffset => _model.Descriptor.ComponentTableOffset;
#else
        public uint? ComponentTableOffset => _model.Descriptor?.ComponentTableOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved5"/>
#if NET48
        public byte[] Reserved5 => _model.Descriptor.Reserved5;
#else
        public byte[]? Reserved5 => _model.Descriptor?.Reserved5;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved6"/>
#if NET48
        public byte[] Reserved6 => _model.Descriptor.Reserved6;
#else
        public byte[]? Reserved6 => _model.Descriptor?.Reserved6;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.FileGroupOffsets"/>
#if NET48
        public uint[] D_FileGroupOffsets => _model.Descriptor.FileGroupOffsets;
#else
        public uint[]? D_FileGroupOffsets => _model.Descriptor?.FileGroupOffsets;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.ComponentOffsets"/>
#if NET48
        public uint[] D_ComponentOffsets => _model.Descriptor.ComponentOffsets;
#else
        public uint[]? D_ComponentOffsets => _model.Descriptor?.ComponentOffsets;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.SetupTypesOffset"/>
#if NET48
        public uint SetupTypesOffset => _model.Descriptor.SetupTypesOffset;
#else
        public uint? SetupTypesOffset => _model.Descriptor?.SetupTypesOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.SetupTableOffset"/>
#if NET48
        public uint SetupTableOffset => _model.Descriptor.SetupTableOffset;
#else
        public uint? SetupTableOffset => _model.Descriptor?.SetupTableOffset;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved7"/>
#if NET48
        public byte[] Reserved7 => _model.Descriptor.Reserved7;
#else
        public byte[]? Reserved7 => _model.Descriptor?.Reserved7;
#endif

        /// <inheritdoc cref="Models.InstallShieldCabinet.Descriptor.Reserved8"/>
#if NET48
        public byte[] Reserved8 => _model.Descriptor.Reserved8;
#else
        public byte[]? Reserved8 => _model.Descriptor?.Reserved8;
#endif

        #endregion

        #region File Descriptor Offsets

        /// <inheritdoc cref="Models.InstallShieldCabinet.Cabinet.FileDescriptorOffsets"/>
#if NET48
        public uint[] FileDescriptorOffsets => _model.FileDescriptorOffsets;
#else
        public uint[]? FileDescriptorOffsets => _model.FileDescriptorOffsets;
#endif

        #endregion

        #region Directory Descriptors

        /// <inheritdoc cref="Models.InstallShieldCabinet.Cabinet.DirectoryNames"/>
#if NET48
        public string[] DirectoryNames => _model.DirectoryNames;
#else
        public string[]? DirectoryNames => _model.DirectoryNames;
#endif

        #endregion

        #region File Descriptors

        /// <inheritdoc cref="Models.InstallShieldCabinet.Cabinet.FileDescriptors"/>
#if NET48
        public SabreTools.Models.InstallShieldCabinet.FileDescriptor[] FileDescriptors => _model.FileDescriptors;
#else
        public SabreTools.Models.InstallShieldCabinet.FileDescriptor?[]? FileDescriptors => _model.FileDescriptors;
#endif

        #endregion

        #region File Group Offsets

        /// <inheritdoc cref="Models.InstallShieldCabinet.Cabinet.FileGroupOffsets"/>
#if NET48
        public Dictionary<long, SabreTools.Models.InstallShieldCabinet.OffsetList> FileGroupOffsets => _model.FileGroupOffsets;
#else
        public Dictionary<long, SabreTools.Models.InstallShieldCabinet.OffsetList?>? FileGroupOffsets => _model.FileGroupOffsets;
#endif

        #endregion

        #region File Groups

        /// <inheritdoc cref="Models.InstallShieldCabinet.Cabinet.FileGroups"/>
#if NET48
        public SabreTools.Models.InstallShieldCabinet.FileGroup[] FileGroups => _model.FileGroups;
#else
        public SabreTools.Models.InstallShieldCabinet.FileGroup?[]? FileGroups => _model.FileGroups;
#endif

        #endregion

        #region Component Offsets

        /// <inheritdoc cref="Models.InstallShieldCabinet.Cabinet.ComponentOffsets"/>
#if NET48
        public Dictionary<long, SabreTools.Models.InstallShieldCabinet.OffsetList> ComponentOffsets => _model.ComponentOffsets;
#else
        public Dictionary<long, SabreTools.Models.InstallShieldCabinet.OffsetList?>? ComponentOffsets => _model.ComponentOffsets;
#endif

        #endregion

        #region Components

        /// <inheritdoc cref="Models.InstallShieldCabinet.Cabinet.Components"/>
#if NET48
        public SabreTools.Models.InstallShieldCabinet.Component[] Components => _model.Components;
#else
        public SabreTools.Models.InstallShieldCabinet.Component?[]? Components => _model.Components;
#endif

        #endregion

        #endregion

        #region Extension Properties

        /// <summary>
        /// The major version of the cabinet
        /// </summary>
        public int MajorVersion
        {
            get
            {
#if NET48
                uint majorVersion = Version;
#else
                uint majorVersion = Version ?? 0;
#endif
                if (majorVersion >> 24 == 1)
                {
                    majorVersion = (majorVersion >> 12) & 0x0F;
                }
                else if (majorVersion >> 24 == 2 || majorVersion >> 24 == 4)
                {
                    majorVersion = majorVersion & 0xFFFF;
                    if (majorVersion != 0)
                        majorVersion /= 100;
                }

                return (int)majorVersion;
            }
        }

        #endregion

        #region Constructors

        /// <inheritdoc/>
#if NET48
        public InstallShieldCabinet(SabreTools.Models.InstallShieldCabinet.Cabinet model, byte[] data, int offset)
#else
        public InstallShieldCabinet(SabreTools.Models.InstallShieldCabinet.Cabinet? model, byte[]? data, int offset)
#endif
            : base(model, data, offset)
        {
            // All logic is handled by the base class
        }

        /// <inheritdoc/>
#if NET48
        public InstallShieldCabinet(SabreTools.Models.InstallShieldCabinet.Cabinet model, Stream data)
#else
        public InstallShieldCabinet(SabreTools.Models.InstallShieldCabinet.Cabinet? model, Stream? data)
#endif
            : base(model, data)
        {
            // All logic is handled by the base class
        }

        /// <summary>
        /// Create an InstallShield Cabinet from a byte array and offset
        /// </summary>
        /// <param name="data">Byte array representing the cabinet</param>
        /// <param name="offset">Offset within the array to parse</param>
        /// <returns>A cabinet wrapper on success, null on failure</returns>
#if NET48
        public static InstallShieldCabinet Create(byte[] data, int offset)
#else
        public static InstallShieldCabinet? Create(byte[]? data, int offset)
#endif
        {
            // If the data is invalid
            if (data == null)
                return null;

            // If the offset is out of bounds
            if (offset < 0 || offset >= data.Length)
                return null;

            // Create a memory stream and use that
            MemoryStream dataStream = new MemoryStream(data, offset, data.Length - offset);
            return Create(dataStream);
        }

        /// <summary>
        /// Create a InstallShield Cabinet from a Stream
        /// </summary>
        /// <param name="data">Stream representing the cabinet</param>
        /// <returns>A cabinet wrapper on success, null on failure</returns>
#if NET48
        public static InstallShieldCabinet Create(Stream data)
#else
        public static InstallShieldCabinet? Create(Stream? data)
#endif
        {
            // If the data is invalid
            if (data == null || data.Length == 0 || !data.CanSeek || !data.CanRead)
                return null;

            var cabinet = new SabreTools.Serialization.Streams.InstallShieldCabinet().Deserialize(data);
            if (cabinet == null)
                return null;

            try
            {
                return new InstallShieldCabinet(cabinet, data);
            }
            catch
            {
                return null;
            }
        }

        #endregion

        #region Printing

        /// <inheritdoc/>
        public override StringBuilder PrettyPrint()
        {
            StringBuilder builder = new StringBuilder();
            Printing.InstallShieldCabinet.Print(builder, _model);
            return builder;
        }

#if NET6_0_OR_GREATER

        /// <inheritdoc/>
        public override string ExportJSON() =>  System.Text.Json.JsonSerializer.Serialize(_model, _jsonSerializerOptions);

#endif

        #endregion
    }
}