// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename       : ScsiInfoViewModel.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : GUI view models.
//
// --[ Description ] ----------------------------------------------------------
//
//     View model and code for the SCSI information tab.
//
// --[ License ] --------------------------------------------------------------
//
//     This program is free software: you can redistribute it and/or modify
//     it under the terms of the GNU General public License as
//     published by the Free Software Foundation, either version 3 of the
//     License, or (at your option) any later version.
//
//     This program 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 General public License for more details.
//
//     You should have received a copy of the GNU General public License
//     along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2020 Natalia Portillo
// ****************************************************************************/

using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.IO;
using System.Linq;
using System.Reactive;
using Aaru.CommonTypes.Structs.Devices.SCSI;
using Aaru.Console;
using Aaru.Decoders.SCSI;
using Aaru.Decoders.SCSI.MMC;
using Aaru.Gui.Models;
using Aaru.Helpers;
using Avalonia.Controls;
using ReactiveUI;
using Inquiry = Aaru.CommonTypes.Structs.Devices.SCSI.Inquiry;

namespace Aaru.Gui.ViewModels.Tabs
{
    public sealed class ScsiInfoViewModel : ViewModelBase
    {
        readonly byte[] _configuration;
        readonly byte[] _scsiModeSense10;
        readonly byte[] _scsiModeSense6;
        readonly Window _view;
        string          _evpdPageText;
        string          _mmcFeatureText;
        string          _scsiModeSensePageText;
        object          _selectedEvpdPage;
        object          _selectedMmcFeature;
        object          _selectedModeSensePage;

        public ScsiInfoViewModel(byte[] scsiInquiryData, Inquiry? scsiInquiry, Dictionary<byte, byte[]> scsiEvpdPages,
                                 Modes.DecodedMode? scsiMode, PeripheralDeviceTypes scsiType, byte[] scsiModeSense6,
                                 byte[] scsiModeSense10, byte[] mmcConfiguration, Window view)
        {
            InquiryData              = scsiInquiryData;
            _scsiModeSense6          = scsiModeSense6;
            _scsiModeSense10         = scsiModeSense10;
            _configuration           = mmcConfiguration;
            _view                    = view;
            ModeSensePages           = new ObservableCollection<ScsiPageModel>();
            EvpdPages                = new ObservableCollection<ScsiPageModel>();
            MmcFeatures              = new ObservableCollection<ScsiPageModel>();
            SaveInquiryBinaryCommand = ReactiveCommand.Create(ExecuteSaveInquiryBinaryCommand);
            SaveInquiryTextCommand   = ReactiveCommand.Create(ExecuteSaveInquiryTextCommand);
            SaveModeSense6Command    = ReactiveCommand.Create(ExecuteSaveModeSense6Command);
            SaveModeSense10Command   = ReactiveCommand.Create(ExecuteSaveModeSense10Command);
            SaveEvpdPageCommand      = ReactiveCommand.Create(ExecuteSaveEvpdPageCommand);
            SaveMmcFeaturesCommand   = ReactiveCommand.Create(ExecuteSaveMmcFeaturesCommand);

            if(InquiryData == null ||
               !scsiInquiry.HasValue)
                return;

            ScsiInquiryText = Decoders.SCSI.Inquiry.Prettify(scsiInquiry);

            if(scsiMode.HasValue)
            {
                ModeSensePages.Add(new ScsiPageModel
                {
                    Page        = "Header",
                    Description = Modes.PrettifyModeHeader(scsiMode.Value.Header, scsiType)
                });

                if(scsiMode.Value.Pages != null)
                    foreach(Modes.ModePage page in scsiMode.Value.Pages.OrderBy(t => t.Page).ThenBy(t => t.Subpage))
                    {
                        string pageNumberText = page.Subpage == 0 ? $"MODE {page.Page:X2}h"
                                                    : $"MODE {page.Page:X2} Subpage {page.Subpage:X2}";

                        string decodedText;

                        switch(page.Page)
                        {
                            case 0x00:
                            {
                                if(scsiType     == PeripheralDeviceTypes.MultiMediaDevice &&
                                   page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_00_SFF(page.PageResponse);
                                else
                                    decodedText = "Undecoded";

                                break;
                            }
                            case 0x01:
                            {
                                if(page.Subpage == 0)
                                    decodedText = scsiType == PeripheralDeviceTypes.MultiMediaDevice
                                                      ? Modes.PrettifyModePage_01_MMC(page.PageResponse)
                                                      : Modes.PrettifyModePage_01(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x02:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_02(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x03:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_03(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x04:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_04(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x05:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_05(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x06:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_06(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x07:
                            {
                                if(page.Subpage == 0)
                                    decodedText = scsiType == PeripheralDeviceTypes.MultiMediaDevice
                                                      ? Modes.PrettifyModePage_07_MMC(page.PageResponse)
                                                      : Modes.PrettifyModePage_07(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x08:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_08(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x0A:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_0A(page.PageResponse);
                                else if(page.Subpage == 1)
                                    decodedText = Modes.PrettifyModePage_0A_S01(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x0B:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_0B(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x0D:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_0D(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x0E:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_0E(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x0F:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_0F(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x10:
                            {
                                if(page.Subpage == 0)
                                    decodedText = scsiType == PeripheralDeviceTypes.SequentialAccess
                                                      ? Modes.PrettifyModePage_10_SSC(page.PageResponse)
                                                      : Modes.PrettifyModePage_10(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x11:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_11(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x12:
                            case 0x13:
                            case 0x14:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_12_13_14(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x1A:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_1A(page.PageResponse);
                                else if(page.Subpage == 1)
                                    decodedText = Modes.PrettifyModePage_1A_S01(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x1B:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_1B(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x1C:
                            {
                                if(page.Subpage == 0)
                                    decodedText = scsiType == PeripheralDeviceTypes.MultiMediaDevice
                                                      ? Modes.PrettifyModePage_1C_SFF(page.PageResponse)
                                                      : Modes.PrettifyModePage_1C(page.PageResponse);
                                else if(page.Subpage == 1)
                                    decodedText = Modes.PrettifyModePage_1C_S01(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x1D:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_1D(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x21:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() ==
                                   "CERTANCE")
                                    decodedText = Modes.PrettifyCertanceModePage_21(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x22:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() ==
                                   "CERTANCE")
                                    decodedText = Modes.PrettifyCertanceModePage_22(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x24:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "IBM")
                                    decodedText = Modes.PrettifyIBMModePage_24(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x2A:
                            {
                                if(page.Subpage == 0)
                                    decodedText = Modes.PrettifyModePage_2A(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x2F:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "IBM")
                                    decodedText = Modes.PrettifyIBMModePage_2F(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x30:
                            {
                                if(Modes.IsAppleModePage_30(page.PageResponse))
                                    decodedText = "Drive identifies as Apple OEM drive";
                                else
                                    goto default;

                                break;
                            }
                            case 0x3B:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "HP")
                                    decodedText = Modes.PrettifyHPModePage_3B(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x3C:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "HP")
                                    decodedText = Modes.PrettifyHPModePage_3C(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x3D:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "IBM")
                                    decodedText = Modes.PrettifyIBMModePage_3D(page.PageResponse);
                                else if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "HP")
                                    decodedText = Modes.PrettifyHPModePage_3D(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            case 0x3E:
                            {
                                if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "FUJITSU")
                                    decodedText = Modes.PrettifyFujitsuModePage_3E(page.PageResponse);
                                else if(StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).Trim() == "HP")
                                    decodedText = Modes.PrettifyHPModePage_3E(page.PageResponse);
                                else
                                    goto default;

                                break;
                            }
                            default:
                            {
                                decodedText = "Undecoded";

                                break;
                            }
                        }

                        // TODO: Automatic error reporting
                        if(decodedText == null)
                            decodedText = "Error decoding page, please open an issue.";

                        ModeSensePages.Add(new ScsiPageModel
                        {
                            Page        = pageNumberText,
                            Description = decodedText
                        });
                    }
            }

            if(scsiEvpdPages != null)
            {
                foreach(KeyValuePair<byte, byte[]> page in scsiEvpdPages.OrderBy(t => t.Key))
                {
                    string evpdPageTitle = "";
                    string evpdDecodedPage;

                    if(page.Key >= 0x01 &&
                       page.Key <= 0x7F)
                    {
                        evpdPageTitle   = $"ASCII Page {page.Key:X2}h";
                        evpdDecodedPage = EVPD.DecodeASCIIPage(page.Value);
                    }
                    else if(page.Key == 0x80)
                    {
                        evpdPageTitle   = "Unit Serial Number";
                        evpdDecodedPage = EVPD.DecodePage80(page.Value);
                    }
                    else if(page.Key == 0x81)
                    {
                        evpdPageTitle   = "SCSI Implemented operating definitions";
                        evpdDecodedPage = EVPD.PrettifyPage_81(page.Value);
                    }
                    else if(page.Key == 0x82)
                    {
                        evpdPageTitle   = "ASCII implemented operating definitions";
                        evpdDecodedPage = EVPD.DecodePage82(page.Value);
                    }
                    else if(page.Key == 0x83)
                    {
                        evpdPageTitle   = "SCSI Device identification";
                        evpdDecodedPage = EVPD.PrettifyPage_83(page.Value);
                    }
                    else if(page.Key == 0x84)
                    {
                        evpdPageTitle   = "SCSI Software Interface Identifiers";
                        evpdDecodedPage = EVPD.PrettifyPage_84(page.Value);
                    }
                    else if(page.Key == 0x85)
                    {
                        evpdPageTitle   = "SCSI Management Network Addresses";
                        evpdDecodedPage = EVPD.PrettifyPage_85(page.Value);
                    }
                    else if(page.Key == 0x86)
                    {
                        evpdPageTitle   = "SCSI Extended INQUIRY Data";
                        evpdDecodedPage = EVPD.PrettifyPage_86(page.Value);
                    }
                    else if(page.Key == 0x89)
                    {
                        evpdPageTitle   = "SCSI to ATA Translation Layer Data";
                        evpdDecodedPage = EVPD.PrettifyPage_89(page.Value);
                    }
                    else if(page.Key == 0xB0)
                    {
                        evpdPageTitle   = "SCSI Sequential-access Device Capabilities";
                        evpdDecodedPage = EVPD.PrettifyPage_B0(page.Value);
                    }
                    else if(page.Key == 0xB1)
                    {
                        evpdPageTitle   = "Manufacturer-assigned Serial Number";
                        evpdDecodedPage = EVPD.DecodePageB1(page.Value);
                    }
                    else if(page.Key == 0xB2)
                    {
                        evpdPageTitle   = "TapeAlert Supported Flags Bitmap";
                        evpdDecodedPage = $"0x{EVPD.DecodePageB2(page.Value):X16}";
                    }
                    else if(page.Key == 0xB3)
                    {
                        evpdPageTitle   = "Automation Device Serial Number";
                        evpdDecodedPage = EVPD.DecodePageB3(page.Value);
                    }
                    else if(page.Key == 0xB4)
                    {
                        evpdPageTitle   = "Data Transfer Device Element Address";
                        evpdDecodedPage = EVPD.DecodePageB4(page.Value);
                    }
                    else if(page.Key == 0xC0 &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "quantum")
                    {
                        evpdPageTitle   = "Quantum Firmware Build Information page";
                        evpdDecodedPage = EVPD.PrettifyPage_C0_Quantum(page.Value);
                    }
                    else if(page.Key == 0xC0 &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "seagate")
                    {
                        evpdPageTitle   = "Seagate Firmware Numbers page";
                        evpdDecodedPage = EVPD.PrettifyPage_C0_Seagate(page.Value);
                    }
                    else if(page.Key == 0xC0 &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "ibm")
                    {
                        evpdPageTitle   = "IBM Drive Component Revision Levels page";
                        evpdDecodedPage = EVPD.PrettifyPage_C0_IBM(page.Value);
                    }
                    else if(page.Key == 0xC1 &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "ibm")
                    {
                        evpdPageTitle   = "IBM Drive Serial Numbers page";
                        evpdDecodedPage = EVPD.PrettifyPage_C1_IBM(page.Value);
                    }
                    else if((page.Key == 0xC0 || page.Key == 0xC1) &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "certance")
                    {
                        evpdPageTitle   = "Certance Drive Component Revision Levels page";
                        evpdDecodedPage = EVPD.PrettifyPage_C0_C1_Certance(page.Value);
                    }
                    else if((page.Key == 0xC2 || page.Key == 0xC3 || page.Key == 0xC4 || page.Key == 0xC5 ||
                             page.Key == 0xC6) &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "certance")
                    {
                        switch(page.Key)
                        {
                            case 0xC2:
                                evpdPageTitle = "Head Assembly Serial Number";

                                break;
                            case 0xC3:
                                evpdPageTitle = "Reel Motor 1 Serial Number";

                                break;
                            case 0xC4:
                                evpdPageTitle = "Reel Motor 2 Serial Number";

                                break;
                            case 0xC5:
                                evpdPageTitle = "Board Serial Number";

                                break;
                            case 0xC6:
                                evpdPageTitle = "Base Mechanical Serial Number";

                                break;
                        }

                        evpdDecodedPage = EVPD.PrettifyPage_C2_C3_C4_C5_C6_Certance(page.Value);
                    }
                    else if((page.Key == 0xC0 || page.Key == 0xC1 || page.Key == 0xC2 || page.Key == 0xC3 ||
                             page.Key == 0xC4 || page.Key == 0xC5) &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "hp")
                    {
                        switch(page.Key)
                        {
                            case 0xC0:
                                evpdPageTitle = "HP Drive Firmware Revision Levels page:";

                                break;
                            case 0xC1:
                                evpdPageTitle = "HP Drive Hardware Revision Levels page:";

                                break;
                            case 0xC2:
                                evpdPageTitle = "HP Drive PCA Revision Levels page:";

                                break;
                            case 0xC3:
                                evpdPageTitle = "HP Drive Mechanism Revision Levels page:";

                                break;
                            case 0xC4:
                                evpdPageTitle = "HP Drive Head Assembly Revision Levels page:";

                                break;
                            case 0xC5:
                                evpdPageTitle = "HP Drive ACI Revision Levels page:";

                                break;
                        }

                        evpdDecodedPage = EVPD.PrettifyPage_C0_to_C5_HP(page.Value);
                    }
                    else if(page.Key == 0xDF &&
                            StringHandlers.CToString(scsiInquiry.Value.VendorIdentification).ToLowerInvariant().
                                           Trim() == "certance")
                    {
                        evpdPageTitle   = "Certance drive status page";
                        evpdDecodedPage = EVPD.PrettifyPage_DF_Certance(page.Value);
                    }
                    else
                    {
                        if(page.Key == 0x00)
                            continue;

                        evpdPageTitle   = $"Page {page.Key:X2}h";
                        evpdDecodedPage = "Undecoded";

                        AaruConsole.DebugWriteLine("Device-Info command", "Found undecoded SCSI VPD page 0x{0:X2}",
                                                   page.Key);
                    }

                    EvpdPages.Add(new ScsiPageModel
                    {
                        Page        = evpdPageTitle,
                        Data        = page.Value,
                        Description = evpdDecodedPage
                    });
                }
            }

            if(_configuration != null)
            {
                Features.SeparatedFeatures ftr = Features.Separate(_configuration);

                AaruConsole.DebugWriteLine("Device-Info command", "GET CONFIGURATION length is {0} bytes",
                                           ftr.DataLength);

                AaruConsole.DebugWriteLine("Device-Info command", "GET CONFIGURATION current profile is {0:X4}h",
                                           ftr.CurrentProfile);

                if(ftr.Descriptors != null)
                    foreach(Features.FeatureDescriptor desc in ftr.Descriptors)
                    {
                        string featureNumber = $"Feature {desc.Code:X4}h";
                        string featureDescription;
                        AaruConsole.DebugWriteLine("Device-Info command", "Feature {0:X4}h", desc.Code);

                        switch(desc.Code)
                        {
                            case 0x0000:
                                featureDescription = Features.Prettify_0000(desc.Data);

                                break;
                            case 0x0001:
                                featureDescription = Features.Prettify_0001(desc.Data);

                                break;
                            case 0x0002:
                                featureDescription = Features.Prettify_0002(desc.Data);

                                break;
                            case 0x0003:
                                featureDescription = Features.Prettify_0003(desc.Data);

                                break;
                            case 0x0004:
                                featureDescription = Features.Prettify_0004(desc.Data);

                                break;
                            case 0x0010:
                                featureDescription = Features.Prettify_0010(desc.Data);

                                break;
                            case 0x001D:
                                featureDescription = Features.Prettify_001D(desc.Data);

                                break;
                            case 0x001E:
                                featureDescription = Features.Prettify_001E(desc.Data);

                                break;
                            case 0x001F:
                                featureDescription = Features.Prettify_001F(desc.Data);

                                break;
                            case 0x0020:
                                featureDescription = Features.Prettify_0020(desc.Data);

                                break;
                            case 0x0021:
                                featureDescription = Features.Prettify_0021(desc.Data);

                                break;
                            case 0x0022:
                                featureDescription = Features.Prettify_0022(desc.Data);

                                break;
                            case 0x0023:
                                featureDescription = Features.Prettify_0023(desc.Data);

                                break;
                            case 0x0024:
                                featureDescription = Features.Prettify_0024(desc.Data);

                                break;
                            case 0x0025:
                                featureDescription = Features.Prettify_0025(desc.Data);

                                break;
                            case 0x0026:
                                featureDescription = Features.Prettify_0026(desc.Data);

                                break;
                            case 0x0027:
                                featureDescription = Features.Prettify_0027(desc.Data);

                                break;
                            case 0x0028:
                                featureDescription = Features.Prettify_0028(desc.Data);

                                break;
                            case 0x0029:
                                featureDescription = Features.Prettify_0029(desc.Data);

                                break;
                            case 0x002A:
                                featureDescription = Features.Prettify_002A(desc.Data);

                                break;
                            case 0x002B:
                                featureDescription = Features.Prettify_002B(desc.Data);

                                break;
                            case 0x002C:
                                featureDescription = Features.Prettify_002C(desc.Data);

                                break;
                            case 0x002D:
                                featureDescription = Features.Prettify_002D(desc.Data);

                                break;
                            case 0x002E:
                                featureDescription = Features.Prettify_002E(desc.Data);

                                break;
                            case 0x002F:
                                featureDescription = Features.Prettify_002F(desc.Data);

                                break;
                            case 0x0030:
                                featureDescription = Features.Prettify_0030(desc.Data);

                                break;
                            case 0x0031:
                                featureDescription = Features.Prettify_0031(desc.Data);

                                break;
                            case 0x0032:
                                featureDescription = Features.Prettify_0032(desc.Data);

                                break;
                            case 0x0033:
                                featureDescription = Features.Prettify_0033(desc.Data);

                                break;
                            case 0x0035:
                                featureDescription = Features.Prettify_0035(desc.Data);

                                break;
                            case 0x0037:
                                featureDescription = Features.Prettify_0037(desc.Data);

                                break;
                            case 0x0038:
                                featureDescription = Features.Prettify_0038(desc.Data);

                                break;
                            case 0x003A:
                                featureDescription = Features.Prettify_003A(desc.Data);

                                break;
                            case 0x003B:
                                featureDescription = Features.Prettify_003B(desc.Data);

                                break;
                            case 0x0040:
                                featureDescription = Features.Prettify_0040(desc.Data);

                                break;
                            case 0x0041:
                                featureDescription = Features.Prettify_0041(desc.Data);

                                break;
                            case 0x0042:
                                featureDescription = Features.Prettify_0042(desc.Data);

                                break;
                            case 0x0050:
                                featureDescription = Features.Prettify_0050(desc.Data);

                                break;
                            case 0x0051:
                                featureDescription = Features.Prettify_0051(desc.Data);

                                break;
                            case 0x0080:
                                featureDescription = Features.Prettify_0080(desc.Data);

                                break;
                            case 0x0100:
                                featureDescription = Features.Prettify_0100(desc.Data);

                                break;
                            case 0x0101:
                                featureDescription = Features.Prettify_0101(desc.Data);

                                break;
                            case 0x0102:
                                featureDescription = Features.Prettify_0102(desc.Data);

                                break;
                            case 0x0103:
                                featureDescription = Features.Prettify_0103(desc.Data);

                                break;
                            case 0x0104:
                                featureDescription = Features.Prettify_0104(desc.Data);

                                break;
                            case 0x0105:
                                featureDescription = Features.Prettify_0105(desc.Data);

                                break;
                            case 0x0106:
                                featureDescription = Features.Prettify_0106(desc.Data);

                                break;
                            case 0x0107:
                                featureDescription = Features.Prettify_0107(desc.Data);

                                break;
                            case 0x0108:
                                featureDescription = Features.Prettify_0108(desc.Data);

                                break;
                            case 0x0109:
                                featureDescription = Features.Prettify_0109(desc.Data);

                                break;
                            case 0x010A:
                                featureDescription = Features.Prettify_010A(desc.Data);

                                break;
                            case 0x010B:
                                featureDescription = Features.Prettify_010B(desc.Data);

                                break;
                            case 0x010C:
                                featureDescription = Features.Prettify_010C(desc.Data);

                                break;
                            case 0x010D:
                                featureDescription = Features.Prettify_010D(desc.Data);

                                break;
                            case 0x010E:
                                featureDescription = Features.Prettify_010E(desc.Data);

                                break;
                            case 0x0110:
                                featureDescription = Features.Prettify_0110(desc.Data);

                                break;
                            case 0x0113:
                                featureDescription = Features.Prettify_0113(desc.Data);

                                break;
                            case 0x0142:
                                featureDescription = Features.Prettify_0142(desc.Data);

                                break;
                            default:
                                featureDescription = "Unknown feature";

                                break;
                        }

                        MmcFeatures.Add(new ScsiPageModel
                        {
                            Page        = featureNumber,
                            Description = featureDescription
                        });
                    }
                else
                    AaruConsole.DebugWriteLine("Device-Info command",
                                               "GET CONFIGURATION returned no feature descriptors");
            }
        }

        public byte[]                              InquiryData              { get; }
        public string                              ScsiInquiryText          { get; }
        public ObservableCollection<ScsiPageModel> ModeSensePages           { get; }
        public ObservableCollection<ScsiPageModel> EvpdPages                { get; }
        public ObservableCollection<ScsiPageModel> MmcFeatures              { get; }
        public ReactiveCommand<Unit, Unit>         SaveInquiryBinaryCommand { get; }
        public ReactiveCommand<Unit, Unit>         SaveInquiryTextCommand   { get; }
        public ReactiveCommand<Unit, Unit>         SaveModeSense6Command    { get; }
        public ReactiveCommand<Unit, Unit>         SaveModeSense10Command   { get; }
        public ReactiveCommand<Unit, Unit>         SaveEvpdPageCommand      { get; }
        public ReactiveCommand<Unit, Unit>         SaveMmcFeaturesCommand   { get; }

        public object SelectedModeSensePage
        {
            get => _selectedModeSensePage;
            set
            {
                if(value == _selectedModeSensePage)
                    return;

                if(value is ScsiPageModel pageModel)
                    ModeSensePageText = pageModel.Description;

                this.RaiseAndSetIfChanged(ref _selectedModeSensePage, value);
            }
        }

        public string ModeSensePageText
        {
            get => _scsiModeSensePageText;
            set => this.RaiseAndSetIfChanged(ref _scsiModeSensePageText, value);
        }

        public object SelectedEvpdPage
        {
            get => _selectedEvpdPage;
            set
            {
                if(value == _selectedEvpdPage)
                    return;

                if(value is ScsiPageModel pageModel)
                    EvpdPageText = pageModel.Description;

                this.RaiseAndSetIfChanged(ref _selectedEvpdPage, value);
            }
        }

        public string EvpdPageText
        {
            get => _evpdPageText;
            set => this.RaiseAndSetIfChanged(ref _evpdPageText, value);
        }

        public object SelectedMmcFeature
        {
            get => _selectedMmcFeature;
            set
            {
                if(value == _selectedMmcFeature)
                    return;

                if(value is ScsiPageModel pageModel)
                    MmcFeatureText = pageModel.Description;

                this.RaiseAndSetIfChanged(ref _selectedMmcFeature, value);
            }
        }

        public string MmcFeatureText
        {
            get => _mmcFeatureText;
            set => this.RaiseAndSetIfChanged(ref _mmcFeatureText, value);
        }

        async void ExecuteSaveInquiryBinaryCommand()
        {
            var dlgSaveBinary = new SaveFileDialog();

            dlgSaveBinary.Filters.Add(new FileDialogFilter
            {
                Extensions = new List<string>(new[]
                {
                    "*.bin"
                }),
                Name = "Binary"
            });

            string result = await dlgSaveBinary.ShowAsync(_view);

            if(result is null)
                return;

            var saveFs = new FileStream(result, FileMode.Create);
            saveFs.Write(InquiryData, 0, InquiryData.Length);

            saveFs.Close();
        }

        async void ExecuteSaveInquiryTextCommand()
        {
            var dlgSaveText = new SaveFileDialog();

            dlgSaveText.Filters.Add(new FileDialogFilter
            {
                Extensions = new List<string>(new[]
                {
                    "*.txt"
                }),
                Name = "Text"
            });

            string result = await dlgSaveText.ShowAsync(_view);

            if(result is null)
                return;

            var saveFs = new FileStream(result, FileMode.Create);
            var saveSw = new StreamWriter(saveFs);
            saveSw.Write(ScsiInquiryText);
            saveFs.Close();
        }

        async void ExecuteSaveModeSense6Command()
        {
            var dlgSaveBinary = new SaveFileDialog();

            dlgSaveBinary.Filters.Add(new FileDialogFilter
            {
                Extensions = new List<string>(new[]
                {
                    "*.bin"
                }),
                Name = "Binary"
            });

            string result = await dlgSaveBinary.ShowAsync(_view);

            if(result is null)
                return;

            var saveFs = new FileStream(result, FileMode.Create);
            saveFs.Write(_scsiModeSense6, 0, _scsiModeSense6.Length);

            saveFs.Close();
        }

        async void ExecuteSaveModeSense10Command()
        {
            var dlgSaveBinary = new SaveFileDialog();

            dlgSaveBinary.Filters.Add(new FileDialogFilter
            {
                Extensions = new List<string>(new[]
                {
                    "*.bin"
                }),
                Name = "Binary"
            });

            string result = await dlgSaveBinary.ShowAsync(_view);

            if(result is null)
                return;

            var saveFs = new FileStream(result, FileMode.Create);
            saveFs.Write(_scsiModeSense10, 0, _scsiModeSense10.Length);

            saveFs.Close();
        }

        async void ExecuteSaveEvpdPageCommand()
        {
            if(!(SelectedEvpdPage is ScsiPageModel pageModel))
                return;

            var dlgSaveBinary = new SaveFileDialog();

            dlgSaveBinary.Filters.Add(new FileDialogFilter
            {
                Extensions = new List<string>(new[]
                {
                    "*.bin"
                }),
                Name = "Binary"
            });

            string result = await dlgSaveBinary.ShowAsync(_view);

            if(result is null)
                return;

            var saveFs = new FileStream(result, FileMode.Create);
            saveFs.Write(pageModel.Data, 0, pageModel.Data.Length);

            saveFs.Close();
        }

        async void ExecuteSaveMmcFeaturesCommand()
        {
            var dlgSaveBinary = new SaveFileDialog();

            dlgSaveBinary.Filters.Add(new FileDialogFilter
            {
                Extensions = new List<string>(new[]
                {
                    "*.bin"
                }),
                Name = "Binary"
            });

            string result = await dlgSaveBinary.ShowAsync(_view);

            if(result is null)
                return;

            var saveFs = new FileStream(result, FileMode.Create);
            saveFs.Write(_configuration, 0, _configuration.Length);

            saveFs.Close();
        }
    }
}