using System;
#if NET20 || NET35
using System.Collections.Generic;
#else
using System.Collections.Concurrent;
#endif
using System.Reflection;
using SabreTools.RedumpLib.Data;
using DreamdumpSectorOrder = MPF.ExecutionContexts.Dreamdump.SectorOrder;
using LogCompression = MPF.Processors.LogCompression;
using RedumperDriveType = MPF.ExecutionContexts.Redumper.DriveType;
using RedumperReadMethod = MPF.ExecutionContexts.Redumper.ReadMethod;
using RedumperSectorOrder = MPF.ExecutionContexts.Redumper.SectorOrder;

namespace MPF.Frontend
{
    public static class EnumExtensions
    {
        #region Convert to Long Name

        /// <summary>
        /// Long name method cache
        /// </summary>
#if NET20 || NET35
        private static readonly Dictionary<Type, MethodInfo?> LongNameMethods = [];
#else
        private static readonly ConcurrentDictionary<Type, MethodInfo?> LongNameMethods = [];
#endif

        /// <summary>
        /// Get the string representation of a generic enumerable value
        /// </summary>
        /// <param name="value">Enum value to convert</param>
        /// <returns>String representation of that value if possible, empty string on error</returns>
        public static string GetLongName(Enum value)
        {
            try
            {
                var sourceType = value.GetType();
                sourceType = Nullable.GetUnderlyingType(sourceType) ?? sourceType;

                if (!LongNameMethods.TryGetValue(sourceType, out var method))
                {
                    method = typeof(Extensions).GetMethod("LongName", [typeof(Nullable<>).MakeGenericType(sourceType)]);
                    method ??= typeof(EnumExtensions).GetMethod("LongName", [typeof(Nullable<>).MakeGenericType(sourceType)]);

#if NET20 || NET35
                    LongNameMethods[sourceType] = method;
#else
                    LongNameMethods.TryAdd(sourceType, method);
#endif
                }

                if (method is not null)
                    return method.Invoke(null, [value]) as string ?? string.Empty;
                else
                    return string.Empty;
            }
            catch
            {
                // Converter is not implemented for the given type
                return string.Empty;
            }
        }

        /// <summary>
        /// Get the string representation of the InterfaceLanguage enum values
        /// </summary>
        /// <param name="lang">InterfaceLanguage value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this InterfaceLanguage lang)
            => ((InterfaceLanguage?)lang).LongName();

        /// <summary>
        /// Get the string representation of the InterfaceLanguage enum values
        /// </summary>
        /// <param name="lang">InterfaceLanguage value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this InterfaceLanguage? lang)
        {
            return lang switch
            {
                InterfaceLanguage.AutoDetect => "Auto Detect",
                InterfaceLanguage.English => "English",
                InterfaceLanguage.French => "Français",
                InterfaceLanguage.German => "Deutsch",
                InterfaceLanguage.Italian => "Italiano",
                InterfaceLanguage.Japanese => "日本語",
                InterfaceLanguage.Korean => "한국어",
                InterfaceLanguage.Polish => "Polski",
                InterfaceLanguage.Russian => "Русский",
                InterfaceLanguage.Spanish => "Español",
                InterfaceLanguage.Swedish => "Svenska",
                InterfaceLanguage.Ukrainian => "Українська",
                InterfaceLanguage.L337 => "L337",

                _ => "Unknown",
            };
        }

        /// <summary>
        /// Get the string representation of the InternalProgram enum values
        /// </summary>
        /// <param name="prog">InternalProgram value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this InternalProgram prog)
            => ((InternalProgram?)prog).LongName();

        /// <summary>
        /// Get the string representation of the InternalProgram enum values
        /// </summary>
        /// <param name="prog">InternalProgram value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this InternalProgram? prog)
        {
            return prog switch
            {
                #region Dumping support

                InternalProgram.Aaru => "Aaru",
                InternalProgram.DiscImageCreator => "DiscImageCreator",
                // InternalProgram.Dreamdump => "Dreamdump",
                InternalProgram.Redumper => "Redumper",

                #endregion

                #region Verification support only

                InternalProgram.CleanRip => "CleanRip",
                InternalProgram.PS3CFW => "PS3 CFW",
                InternalProgram.UmdImageCreator => "UmdImageCreator",
                InternalProgram.XboxBackupCreator => "XboxBackupCreator",

                #endregion

                InternalProgram.NONE => "Unknown",
                _ => "Unknown",
            };
        }

        /// <summary>
        /// Get the string representation of the LogCompression enum values
        /// </summary>
        /// <param name="comp">LogCompression value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this LogCompression comp)
            => ((LogCompression?)comp).LongName();

        /// <summary>
        /// Get the string representation of the LogCompression enum values
        /// </summary>
        /// <param name="comp">LogCompression value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this LogCompression? comp)
        {
            return comp switch
            {
                LogCompression.DeflateDefault => "ZIP using Deflate (Level 5)",
                LogCompression.DeflateMaximum => "ZIP using Deflate (Level 9)",
                LogCompression.Zstd19 => "ZIP using Zstd (Level 19)",

                _ => "Unknown",
            };
        }

        /// <summary>
        /// Get the string representation of the RedumperReadMethod enum values
        /// </summary>
        /// <param name="method">RedumperReadMethod value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this RedumperReadMethod method)
            => ((RedumperReadMethod?)method).LongName();

        /// <summary>
        /// Get the string representation of the RedumperReadMethod enum values
        /// </summary>
        /// <param name="method">RedumperReadMethod value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this RedumperReadMethod? method)
        {
            return method switch
            {
                RedumperReadMethod.D8 => "D8",
                RedumperReadMethod.BE => "BE",

                RedumperReadMethod.NONE => "Default",
                _ => "Unknown",
            };
        }

        /// <summary>
        /// Get the string representation of the RedumperSectorOrder enum values
        /// </summary>
        /// <param name="order">RedumperSectorOrder value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this RedumperSectorOrder order)
            => ((RedumperSectorOrder?)order).LongName();

        /// <summary>
        /// Get the string representation of the RedumperSectorOrder enum values
        /// </summary>
        /// <param name="order">RedumperSectorOrder value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this RedumperSectorOrder? order)
        {
            return order switch
            {
                RedumperSectorOrder.DATA_C2_SUB => "DATA_C2_SUB",
                RedumperSectorOrder.DATA_SUB_C2 => "DATA_SUB_C2",
                RedumperSectorOrder.DATA_SUB => "DATA_SUB",
                RedumperSectorOrder.DATA_C2 => "DATA_C2",

                RedumperSectorOrder.NONE => "Default",
                _ => "Unknown",
            };
        }

        /// <summary>
        /// Get the string representation of the RedumperDriveType enum values
        /// </summary>
        /// <param name="type">RedumperDriveType value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this RedumperDriveType type)
            => ((RedumperDriveType?)type).LongName();

        /// <summary>
        /// Get the string representation of the RedumperDriveType enum values
        /// </summary>
        /// <param name="order">RedumperDriveType value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string LongName(this RedumperDriveType? type)
        {
            return type switch
            {
                RedumperDriveType.GENERIC => "GENERIC",
                RedumperDriveType.PLEXTOR => "PLEXTOR",
                RedumperDriveType.MTK8A => "MTK8A",
                RedumperDriveType.MTK8B => "MTK8B",
                RedumperDriveType.MTK8C => "MTK8C",
                RedumperDriveType.MTK3 => "MTK3",
                RedumperDriveType.MTK2 => "MTK2",

                RedumperDriveType.NONE => "Default",
                _ => "Unknown",
            };
        }

        #endregion

        #region Convert to Short Name

        /// <summary>
        /// Get the short string representation of the InterfaceLanguage enum values
        /// </summary>
        /// <param name="lang">InterfaceLanguage value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string ShortName(this InterfaceLanguage lang)
            => ((InterfaceLanguage?)lang).ShortName();

        /// <summary>
        /// Get the short string representation of the InterfaceLanguage enum values
        /// </summary>
        /// <param name="lang">InterfaceLanguage value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string ShortName(this InterfaceLanguage? lang)
        {
            return lang switch
            {
                InterfaceLanguage.AutoDetect => "auto",
                InterfaceLanguage.English => "eng",
                InterfaceLanguage.French => "fra",
                InterfaceLanguage.German => "deu",
                InterfaceLanguage.Italian => "ita",
                InterfaceLanguage.Japanese => "jpn",
                InterfaceLanguage.Korean => "kor",
                InterfaceLanguage.Polish => "pol",
                InterfaceLanguage.Russian => "rus",
                InterfaceLanguage.Spanish => "spa",
                InterfaceLanguage.Swedish => "swe",
                InterfaceLanguage.Ukrainian => "ukr",
                InterfaceLanguage.L337 => "l37",

                _ => "Unknown",
            };
        }

        /// <summary>
        /// Get the short string representation of the InternalProgram enum values
        /// </summary>
        /// <param name="prog">InternalProgram value to convert</param>
        /// <returns>String representing the value, if possible</returns>
        public static string ShortName(this InternalProgram? prog)
        {
            return prog switch
            {
                #region Dumping support

                InternalProgram.Aaru => "aaru",
                InternalProgram.DiscImageCreator => "dic",
                // InternalProgram.Dreamdump => "dreamdump",
                InternalProgram.Redumper => "redumper",

                #endregion

                #region Verification support only

                InternalProgram.CleanRip => "cleanrip",
                InternalProgram.PS3CFW => "ps3cfw",
                InternalProgram.UmdImageCreator => "uic",
                InternalProgram.XboxBackupCreator => "xbc",

                #endregion

                InternalProgram.NONE => "Unknown",
                _ => "Unknown",
            };
        }

        #endregion

        #region Convert from String

        /// <summary>
        /// Get the DreamdumpSectorOrder enum value for a given string
        /// </summary>
        /// <param name="order">String value to convert</param>
        /// <returns>DreamdumpSectorOrder represented by the string, if possible</returns>
        public static DreamdumpSectorOrder ToDreamdumpSectorOrder(this string? order)
        {
            return (order?.ToLowerInvariant()) switch
            {
                "data_c2_sub"
                    or "data c2 sub"
                    or "data-c2-sub"
                    or "datac2sub" => DreamdumpSectorOrder.DATA_C2_SUB,
                "data_sub_c2"
                    or "data sub c2"
                    or "data-sub-c2"
                    or "datasubc2" => DreamdumpSectorOrder.DATA_SUB_C2,
                "data_sub"
                    or "data sub"
                    or "data-sub"
                    or "datasub" => DreamdumpSectorOrder.DATA_SUB,
                "data_c2"
                    or "data c2"
                    or "data-c2"
                    or "datac2" => DreamdumpSectorOrder.DATA_C2,

                _ => DreamdumpSectorOrder.NONE,
            };
        }

        /// <summary>
        /// Get the InterfaceLanguage enum value for a given string
        /// </summary>
        /// <param name="internalLanguage">String value to convert</param>
        /// <returns>InterfaceLanguage represented by the string, if possible</returns>
        public static InterfaceLanguage ToInterfaceLanguage(this string? internalLanguage)
        {
            return (internalLanguage?.ToLowerInvariant()) switch
            {
                "auto" or "autodetect" or "auto detect" => InterfaceLanguage.AutoDetect,
                "eng" or "english" => InterfaceLanguage.English,
                "fra" or "french" or "français" => InterfaceLanguage.French,
                "deu" or "german" or "deutsch" => InterfaceLanguage.German,
                "ita" or "italian" or "italiano" => InterfaceLanguage.Italian,
                "jpn" or "japanese" or "日本語" => InterfaceLanguage.Japanese,
                "kor" or "korean" or "한국어" => InterfaceLanguage.Korean,
                "pol" or "polish" or "polski" => InterfaceLanguage.Polish,
                "rus" or "russian" or "русский" => InterfaceLanguage.Russian,
                "spa" or "spanish" or "español" => InterfaceLanguage.Spanish,
                "swe" or "swedish" or "svenska" => InterfaceLanguage.Swedish,
                "ukr" or "ukranian" or "українська" => InterfaceLanguage.Ukrainian,
                "l37" or "l337" => InterfaceLanguage.L337,

                _ => InterfaceLanguage.AutoDetect,
            };
        }

        /// <summary>
        /// Get the InternalProgram enum value for a given string
        /// </summary>
        /// <param name="internalProgram">String value to convert</param>
        /// <returns>InternalProgram represented by the string, if possible</returns>
        public static InternalProgram ToInternalProgram(this string? internalProgram)
        {
            return (internalProgram?.ToLowerInvariant()) switch
            {
                // Dumping support
                "aaru"
                    or "chef"
                    or "dichef"
                    or "discimagechef" => InternalProgram.Aaru,
                "creator"
                    or "dic"
                    or "dicreator"
                    or "discimagecreator" => InternalProgram.DiscImageCreator,
                // "dreamdump" => InternalProgram.Dreamdump,
                "rd"
                    or "redumper" => InternalProgram.Redumper,

                // Verification support only
                "cleanrip"
                    or "cr" => InternalProgram.CleanRip,
                "ps3cfw"
                    or "ps3"
                    or "getkey"
                    or "managunz"
                    or "multiman" => InternalProgram.PS3CFW,
                "uic"
                    or "umd"
                    or "umdcreator"
                    or "umdimagecreator" => InternalProgram.UmdImageCreator,
                "xbc"
                    or "xbox"
                    or "xbox360"
                    or "xboxcreator"
                    or "xboxbackupcreator" => InternalProgram.XboxBackupCreator,

                _ => InternalProgram.NONE,
            };
        }

        /// <summary>
        /// Get the LogCompression enum value for a given string
        /// </summary>
        /// <param name="logCompression">String value to convert</param>
        /// <returns>LogCompression represented by the string, if possible</returns>
        public static LogCompression ToLogCompression(this string? logCompression)
        {
            return (logCompression?.ToLowerInvariant()) switch
            {
                "deflate"
                    or "deflatedefault"
                    or "zip" => LogCompression.DeflateDefault,
                "deflatemaximum"
                    or "max"
                    or "maximum" => LogCompression.DeflateMaximum,
                "zstd"
                    or "zstd19" => LogCompression.Zstd19,

                _ => LogCompression.DeflateDefault,
            };
        }

        /// <summary>
        /// Get the RedumperReadMethod enum value for a given string
        /// </summary>
        /// <param name="method">String value to convert</param>
        /// <returns>RedumperReadMethod represented by the string, if possible</returns>
        public static RedumperReadMethod ToRedumperReadMethod(this string? method)
        {
            return (method?.ToLowerInvariant()) switch
            {
                "d8" => RedumperReadMethod.D8,
                "be" => RedumperReadMethod.BE,

                _ => RedumperReadMethod.NONE,
            };
        }

        /// <summary>
        /// Get the RedumperSectorOrder enum value for a given string
        /// </summary>
        /// <param name="order">String value to convert</param>
        /// <returns>RedumperSectorOrder represented by the string, if possible</returns>
        public static RedumperSectorOrder ToRedumperSectorOrder(this string? order)
        {
            return (order?.ToLowerInvariant()) switch
            {
                "data_c2_sub"
                    or "data c2 sub"
                    or "data-c2-sub"
                    or "datac2sub" => RedumperSectorOrder.DATA_C2_SUB,
                "data_sub_c2"
                    or "data sub c2"
                    or "data-sub-c2"
                    or "datasubc2" => RedumperSectorOrder.DATA_SUB_C2,
                "data_sub"
                    or "data sub"
                    or "data-sub"
                    or "datasub" => RedumperSectorOrder.DATA_SUB,
                "data_c2"
                    or "data c2"
                    or "data-c2"
                    or "datac2" => RedumperSectorOrder.DATA_C2,

                _ => RedumperSectorOrder.NONE,
            };
        }

        /// <summary>
        /// Get the RedumperDriveType enum value for a given string
        /// </summary>
        /// <param name="order">String value to convert</param>
        /// <returns>RedumperDriveType represented by the string, if possible</returns>
        public static RedumperDriveType ToRedumperDriveType(this string? type)
        {
            return (type?.ToLowerInvariant()) switch
            {
                "generic" => RedumperDriveType.GENERIC,
                "plextor" => RedumperDriveType.PLEXTOR,
                "mtk8a"
                    or "mtk_8a"
                    or "lg_asus8a"
                    or "lg-asus8a"
                    or "lgasus8a"
                    or "lg_asus_8a"
                    or "lg-asus-8a"
                    or "lg_asu8a"
                    or "lg-asu8a"
                    or "lgasu8a"
                    or "lg_asu_8a"
                    or "lg-asu-8a" => RedumperDriveType.MTK8A,
                "mtk8b"
                    or "mtk_8b"
                    or "lg_asus8b"
                    or "lg-asus8b"
                    or "lgasus8b"
                    or "lg_asus_8b"
                    or "lg-asus-8b"
                    or "lg_asu8b"
                    or "lg-asu8b"
                    or "lgasu8b"
                    or "lg_asu_8b"
                    or "lg-asu-8b" => RedumperDriveType.MTK8B,
                "mtk8c"
                    or "mtk_8c"
                    or "lg_asus8c"
                    or "lg-asus8c"
                    or "lgasus8c"
                    or "lg_asus_8c"
                    or "lg-asus-8c"
                    or "lg_asu8c"
                    or "lg-asu8c"
                    or "lgasu8c"
                    or "lg_asu_8c"
                    or "lg-asu-8c" => RedumperDriveType.MTK8C,
                "mtk3"
                    or "mtk3"
                    or "lg_asus3"
                    or "lg-asus3"
                    or "lgasus3"
                    or "lg_asus_3"
                    or "lg-asus-3"
                    or "lg_asu3"
                    or "lg-asu3"
                    or "lgasu3"
                    or "lg_asu_3"
                    or "lg-asu-3" => RedumperDriveType.MTK3,
                "mtk2"
                    or "mtk2"
                    or "lg_asus2"
                    or "lg-asus2"
                    or "lgasus2"
                    or "lg_asus_2"
                    or "lg-asus-2"
                    or "lg_asu2"
                    or "lg-asu2"
                    or "lgasu2"
                    or "lg_asu_2"
                    or "lg-asu-2" => RedumperDriveType.MTK2,

                _ => RedumperDriveType.NONE,
            };
        }

        #endregion

        #region Functionality Support

        /// <summary>
        /// Get if a system requires an anti-modchip scan
        /// </summary>
        public static bool SupportsAntiModchipScans(this RedumpSystem? system)
        {
#pragma warning disable IDE0072
            return system switch
            {
                RedumpSystem.SonyPlayStation => true,
                _ => false,
            };
#pragma warning restore IDE0072
        }

        /// <summary>
        /// Get if a system requires a copy protection scan
        /// </summary>
        public static bool SupportsCopyProtectionScans(this RedumpSystem? system)
        {
#pragma warning disable IDE0072
            return system switch
            {
                RedumpSystem.AppleMacintosh => true,
                RedumpSystem.DVDVideo => true,
                RedumpSystem.EnhancedCD => true,
                RedumpSystem.IBMPCcompatible => true,
                RedumpSystem.PalmOS => true,
                RedumpSystem.PocketPC => true,
                RedumpSystem.RainbowDisc => true,
                RedumpSystem.SonyElectronicBook => true,
                _ => false,
            };
#pragma warning restore IDE0072
        }

        #endregion
    }
}