using System;
using System.Collections.Generic;

namespace PKHeX.Core
{
    /// <summary>
    /// Repository of localized game strings for a given <see cref="LanguageID"/>.
    /// </summary>
    public sealed class GameStrings : IBasicStrings
    {
        // PKM Info
        public readonly string[] specieslist, movelist, itemlist, abilitylist, types, natures, forms,
            memories, genloc, feeling6, feeling8, intensity,
            trainingbags, trainingstage, characteristics,
            groundtiletypes, balllist, gamelist, pokeblocks, ribbons;

        private readonly string[] g4items, g3coloitems, g3xditems, g3items, g2items, g1items;

        // Met Locations
        public readonly string[] metGSC_00000, metRSEFRLG_00000, metCXD_00000;
        public readonly string[] metHGSS_00000, metHGSS_02000, metHGSS_03000;
        public readonly string[] metBW2_00000, metBW2_30000, metBW2_40000, metBW2_60000;
        public readonly string[] metXY_00000, metXY_30000, metXY_40000, metXY_60000;
        public readonly string[] metSM_00000, metSM_30000, metSM_40000, metSM_60000;
        public readonly string[] metGG_00000, metGG_30000, metGG_40000, metGG_60000;
        public readonly string[] metSWSH_00000, metSWSH_30000, metSWSH_40000, metSWSH_60000;
        public readonly string[] metBDSP_00000, metBDSP_30000, metBDSP_40000, metBDSP_60000;
        public readonly string[] metLA_00000, metLA_30000, metLA_40000, metLA_60000;

        // Misc
        public readonly string[] wallpapernames, puffs, walkercourses;
        public readonly string[] uggoods, ugspheres, ugtraps, ugtreasures;
        private readonly string lang;
        private readonly int LanguageIndex;

        public string EggName { get; }
        public IReadOnlyList<string> Species => specieslist;
        public IReadOnlyList<string> Item => itemlist;
        public IReadOnlyList<string> Move => movelist;
        public IReadOnlyList<string> Ability => abilitylist;
        public IReadOnlyList<string> Types => types;
        public IReadOnlyList<string> Natures => natures;

        private string[] Get(string ident) => GameLanguage.GetStrings(ident, lang);
        private const string NPC = "NPC";

        /// <summary>
        /// Item IDs that correspond to the <see cref="Ball"/> value.
        /// </summary>
        private static readonly ushort[] Items_Ball =
        {
            0000, 0001, 0002, 0003, 0004, 0005, 0006, 0007, 0008, 0009,
            0010, 0011, 0012, 0013, 0014, 0015, 0016, 0492, 0493, 0494,
            0495, 0496, 0497, 0498, 0499, 0576, 0851,
                                                      1785, 1710, 1711,
            1712, 1713, 1746, 1747, 1748, 1749, 1750, 1771,
        };

        public GameStrings(string l)
        {
            lang = l;
            LanguageIndex = GameLanguage.GetLanguageIndex(l);
            ribbons = Get("ribbons");

            // Past Generation strings
            g3items = Get("ItemsG3");
            g3coloitems = GetG3CXD(g3items, "ItemsG3Colosseum");
            g3xditems = GetG3CXD(g3items, "ItemsG3XD");

            g2items = Get("ItemsG2");
            g1items = Get("ItemsG1");
            metRSEFRLG_00000 = Get("rsefrlg_00000");
            metGSC_00000 = Get("gsc_00000");

            metCXD_00000 = Get("cxd_00000");
            SanitizeMetStringsCXD(metCXD_00000);

            // Current Generation strings
            natures = Util.GetNaturesList(l);
            types = Get("types");
            abilitylist = Get("abilities");

            movelist = Get("moves");
            string[] ps = { "P", "S" }; // Distinguish Physical/Special
            for (int i = 622; i < 658; i++)
                movelist[i] += $" ({ps[i % 2]})";

            itemlist = Get("items");
            characteristics = Get("character");
            specieslist = Get("species");
            wallpapernames = Get("wallpaper");
            groundtiletypes = Get("groundtile");
            gamelist = Get("games");

            balllist = new string[Items_Ball.Length];
            for (int i = 0; i < balllist.Length; i++)
                balllist[i] = itemlist[Items_Ball[i]];

            pokeblocks = Get("pokeblock");
            forms = Get("forms");
            memories = Get("memories");
            feeling6 = Get("feeling6");
            feeling8 = Get("feeling");
            intensity = Get("intensity");
            genloc = Get("genloc");
            trainingbags = Get("trainingbag");
            trainingstage = Get("supertraining");
            puffs = Get("puff");

            walkercourses = Get("hgss_walkercourses");

            uggoods = Get("dppt_uggoods");
            ugspheres = Get("dppt_ugspheres");
            ugtraps = Get("dppt_ugtraps");
            ugtreasures = Get("dppt_ugtreasures");

            EggName = specieslist[0];
            metHGSS_00000 = Get("hgss_00000");
            metHGSS_02000 = Get("hgss_02000");
            metHGSS_03000 = Get("hgss_03000");
            metBW2_00000 = Get("bw2_00000");
            metBW2_30000 = Get("bw2_30000");
            metBW2_40000 = Get("bw2_40000");
            metBW2_60000 = Get("bw2_60000");
            metXY_00000 = Get("xy_00000");
            metXY_30000 = Get("xy_30000");
            metXY_40000 = Get("xy_40000");
            metXY_60000 = Get("xy_60000");
            metSM_00000 = Get("sm_00000");
            metSM_30000 = Get("sm_30000");
            metSM_40000 = Get("sm_40000");
            metSM_60000 = Get("sm_60000");

            metGG_00000 = Get("gg_00000");
            metGG_30000 = metSM_30000;
            metGG_40000 = Get("gg_40000");
            metGG_60000 = metSM_60000;

            metSWSH_00000 = Get("swsh_00000");
            metSWSH_30000 = Get("swsh_30000");
            metSWSH_40000 = Get("swsh_40000");
            metSWSH_60000 = Get("swsh_60000");

            metLA_00000 = Get("la_00000");
            metLA_30000 = Get("la_30000");
            metLA_40000 = Get("la_40000");
            metLA_60000 = Get("la_60000");

            metBDSP_00000 = Get("bdsp_00000");
            metBDSP_30000 = Get("bdsp_30000");
            metBDSP_40000 = Get("bdsp_40000");
            metBDSP_60000 = Get("bdsp_60000");

            Sanitize();

            g4items = (string[])itemlist.Clone();
            Get("mail4").CopyTo(g4items, 137);
        }

        private string[] GetG3CXD(string[] arr, string fileName)
        {
            string[] item500 = Get(fileName);
            var result = new string[500 + item500.Length];
            for (int i = arr.Length; i < result.Length; i++)
                result[i] = $"UNUSED {i}";
            arr.CopyTo(result, 0);
            item500.CopyTo(result, 500);
            return result;
        }

        private static void SanitizeMetStringsCXD(string[] cxd)
        {
            // Less than 10% of met location values are unique.
            // Just mark them with the ID if they aren't empty.
            for (int i = 0; i < 227; i++)
            {
                var str = cxd[i];
                if (str.Length != 0)
                    cxd[i] = $"{str} [{i:000}]";
            }
        }

        private void Sanitize()
        {
            SanitizeItemNames();
            SanitizeMetLocations();

            // De-duplicate the Calyrex ability names
            abilitylist[(int)Core.Ability.AsOneI] += $" ({specieslist[(int)Core.Species.Glastrier]})";
            abilitylist[(int)Core.Ability.AsOneG] += $" ({specieslist[(int)Core.Species.Spectrier]})";

            // Replace the Egg Name with ---; egg name already stored to eggname
            specieslist[0] = "---";
            // Fix (None) tags
            var none = $"({itemlist[0]})";
            abilitylist[0] = itemlist[0] = movelist[0] = metXY_00000[0] = metBW2_00000[0] = metHGSS_00000[0] = metCXD_00000[0] = puffs[0] = none;
        }

        private void SanitizeItemNames()
        {
            // Fix Item Names (Duplicate entries)
            var HM06 = itemlist[425];
            var HM0 = HM06[..^1]; // language ambiguous!
            itemlist[426] = $"{HM0}7 (G4)";
            itemlist[427] = $"{HM0}8 (G4)";
            itemlist[456] += " (HG/SS)"; // S.S. Ticket
            itemlist[736] += " (OR/AS)"; // S.S. Ticket
            itemlist[463] += " (DPPt)"; // Storage Key
            itemlist[734] += " (OR/AS)"; // Storage Key
            itemlist[476] += " (HG/SS)"; // Basement Key
            itemlist[723] += " (OR/AS)"; // Basement Key
            itemlist[621] += " (M)"; // Xtransceiver
            itemlist[626] += " (F)"; // Xtransceiver
            itemlist[629] += " (2)"; // DNA Splicers
            itemlist[637] += " (2)"; // Dropped Item
            itemlist[707] += " (2)"; // Travel Trunk
            itemlist[713] += " (2)"; // Alt Bike
            itemlist[714] += " (2)"; // Holo Caster
            itemlist[729] += " (1)"; // Meteorite
            itemlist[740] += " (2)"; // Contest Costume
            itemlist[751] += " (2)"; // Meteorite
            itemlist[771] += " (3)"; // Meteorite
            itemlist[772] += " (4)"; // Meteorite
            itemlist[842] += " (SM)"; // Fishing Rod
            itemlist[945] += " (2)"; // Used Solarizer
            itemlist[946] += " (2)"; // Used Lunarizer

            itemlist[873] += " (GP/GE)"; // S.S. Ticket
            itemlist[459] += " (HG/SS)"; // Parcel
            itemlist[467] += " (Pt)"; // Secret Key
            itemlist[475] += " (HG/SS)"; // Card Key
            itemlist[894] += " (GP)"; // Leaf Letter
            itemlist[895] += " (GE)"; // Leaf Letter

            // some languages have same names for other items!
            itemlist[878] += " (GP/GE)"; // Lift Key (Elevator Key=700)
            itemlist[479] += " (HG/SS)"; // Lost Item (Dropped Item=636)

            // Append Z-Crystal flagging
            foreach (var i in Legal.Pouch_ZCrystal_USUM)
                itemlist[i] += " [Z]";

            itemlist[0121] += " (1)"; // Pokémon Box Link
            itemlist[1075] += " (2)"; // Pokémon Box Link

            itemlist[1080] += " (SW/SH)"; // Fishing Rod

            itemlist[1081] += " (1)"; // Rotom Bike
            itemlist[1266] += " (2)"; // Rotom Bike
            itemlist[1585] += " (3)"; // Rotom Bike
            itemlist[1586] += " (4)"; // Rotom Bike

            itemlist[1590] += " (1)"; // Reins of Unity
            itemlist[1591] += " (2)"; // Reins of Unity
            itemlist[1607] += " (3)"; // Reins of Unity

            for (int i = 12; i <= 29; i++) // Differentiate DNA Samples
                g3coloitems[500 + i] += $" ({i - 11:00})";
            // differentiate G3 Card Key from Colo
            g3coloitems[500 + 10] += " (COLO)";

            SanitizeItemsLA(itemlist);

            if (lang is "fr")
            {
                itemlist[1681] += " (LA)"; // Galet Noir       dup with 617 (Dark Stone | Black Tumblestone)
            }
            else if (lang is "ja")
            {
                itemlist[1693] += " (LA)"; // むしよけスプレー   dup with 79 (Repel)
                itemlist[1716] += " (LA)"; // ビビリだま        dup with 847 (Adrenaline Orb | Scatter Bang)
                itemlist[1717] += " (LA)"; // けむりだま        dup with 228 (Smoke Ball | Smoke Bomb)
            }

            itemlist[464] += " (G4)"; // Secret Medicine
            itemlist[1763] += " (LA)"; // Secret Medicine
        }

        private static void SanitizeItemsLA(string[] items)
        {
            // Recipes
            items[1784] += " (~)"; // Gigaton Ball
            items[1783] += " (~)"; // Leaden Ball
            items[1753] += " (~)"; // Heavy Ball
            items[1752] += " (~)"; // Jet Ball
            items[1751] += " (~)"; // Wing Ball
            items[1731] += " (~)"; // Twice-Spiced Radish
            items[1730] += " (~)"; // Choice Dumpling
            items[1729] += " (~)"; // Swap Snack
            items[1677] += " (~)"; // Aux Powerguard
            items[1676] += " (~)"; // Aux Evasion
            items[1675] += " (~)"; // Dire Hit
            items[1674] += " (~)"; // Aux Guard
            items[1673] += " (~)"; // Aux Power
            items[1671] += " (~)"; // Stealth Spray
            items[1670] += " (~)"; // Max Elixir
            items[1669] += " (~)"; // Max Ether
            items[1668] += " (~)"; // Max Revive
            items[1667] += " (~)"; // Revive
            items[1666] += " (~)"; // Full Heal
            items[1665] += " (~)"; // Jubilife Muffin
            items[1664] += " (~)"; // Old Gateau
            items[1663] += " (~)"; // Superb Remedy
            items[1662] += " (~)"; // Fine Remedy
            items[1661] += " (~)"; // Remedy
            items[1660] += " (~)"; // Full Restore
            items[1659] += " (~)"; // Max Potion
            items[1658] += " (~)"; // Hyper Potion
            items[1657] += " (~)"; // Super Potion
            items[1656] += " (~)"; // Potion
            items[1655] += " (~)"; // Salt Cake
            items[1654] += " (~)"; // Bean Cake
            items[1653] += " (~)"; // Grain Cake
            items[1652] += " (~)"; // Honey Cake
            items[1650] += " (~)"; // Mushroom Cake
            items[1649] += " (~)"; // Star Piece
            items[1648] += " (~)"; // Sticky Glob
            items[1647] += " (~)"; // Scatter Bang
            items[1646] += " (~)"; // Smoke Bomb
            items[1644] += " (~)"; // Pokéshi Doll
            items[1643] += " (~)"; // Feather Ball
            items[1642] += " (~)"; // Ultra Ball
            items[1641] += " (~)"; // Great Ball
            items[1640] += " (~)"; // Poké Ball

            // Items
            items[1616] += " (LA)"; // Dire Hit
            items[1689] += " (LA)"; // Snowball
            items[1710] += " (LA)"; // Poké Ball
            items[1711] += " (LA)"; // Great Ball
            items[1712] += " (LA)"; // Ultra Ball
            items[1748] += " (LA)"; // Heavy Ball

            // Key Items
            items[1622] += " (-)"; // Poké Ball
            items[1765] += " (1)"; // Lost Satchel
            items[1766] += " (2)"; // Lost Satchel
            items[1767] += " (3)"; // Lost Satchel
            items[1768] += " (4)"; // Lost Satchel
            items[1769] += " (5)"; // Lost Satchel
        }

        private void SanitizeMetLocations()
        {
            // Fix up some of the Location strings to make them more descriptive
            SanitizeMetG4HGSS();
            SanitizeMetG5BW();
            SanitizeMetG6XY();
            SanitizeMetG7SM();
            SanitizeMetG8SWSH();
            SanitizeMetG8LA();
            SanitizeMetG8BDSP();
            SanitizeMetG8PLA();

            if (lang is "es" or "it")
            {
                // Campeonato Mundial duplicates
                for (int i = 28; i < 35; i++)
                    metXY_40000[i] += " (-)";

                // Evento de Videojuegos -- first as duplicate
                metXY_40000[35] += " (-)";
                metSM_40000[38] += " (-)";
                metGG_40000[27] += " (-)";
            }

            if (lang == "ko")
            {
                // Pokémon Ranger duplicate (should be Ranger Union)
                metBW2_40000[71] += " (-)";
            }
        }

        private void SanitizeMetG4HGSS()
        {
            metHGSS_00000[054] += " (DP/Pt)"; // Victory Road
            metHGSS_00000[221] += " (HG/SS)"; // Victory Road

            // German language duplicate; handle for all since it can be confused.
            metHGSS_00000[104] += " (DP/Pt)"; // Vista Lighthouse
            metHGSS_00000[212] += " (HG/SS)"; // Lighthouse

            metHGSS_02000[1] += $" ({NPC})";     // Anything from an NPC
            metHGSS_02000[2] += $" ({EggName})"; // Egg From Link Trade
        }

        private void SanitizeMetG5BW()
        {
            metBW2_00000[36] = $"{metBW2_00000[84]}/{metBW2_00000[36]}"; // Cold Storage in BW = PWT in BW2
            metBW2_00000[40] += " (B/W)"; // Victory Road in BW
            metBW2_00000[134] += " (B2/W2)"; // Victory Road in B2W2
            // BW2 Entries from 76 to 105 are for Entralink in BW
            for (int i = 76; i < 106; i++)
                metBW2_00000[i] += "●";

            // Collision between 40002 (legal) and 00002 (illegal) "Faraway place"
            if (metBW2_00000[2] == metBW2_40000[2])
                metBW2_00000[2] += " (2)";

            for (int i = 97; i < 109; i++)
                metBW2_40000[i] += $" ({i - 97})";

            // Localize the Poketransfer to the language (30001)
            metBW2_30000[1] = GameLanguage.GetTransporterName(LanguageIndex);
            metBW2_30000[2] += $" ({NPC})";             // Anything from an NPC
            metBW2_30000[3] += $" ({EggName})";         // Link Trade (Egg)

            // Zorua/Zoroark events
            metBW2_30000[10] = $"{specieslist[251]} ({specieslist[570]} 1)"; // Celebi's Zorua Event
            metBW2_30000[11] = $"{specieslist[251]} ({specieslist[570]} 2)"; // Celebi's Zorua Event
            metBW2_30000[12] = $"{specieslist[571]} (1)"; // Zoroark
            metBW2_30000[13] = $"{specieslist[571]} (2)"; // Zoroark

            metBW2_60000[3] += $" ({EggName})";  // Egg Treasure Hunter/Breeder, whatever...
        }

        private void SanitizeMetG6XY()
        {
            metXY_00000[104] += " (X/Y)";      // Victory Road
            metXY_00000[106] += " (X/Y)";      // Pokémon League
            metXY_00000[202] += " (OR/AS)";    // Pokémon League
            metXY_00000[298] += " (OR/AS)";    // Victory Road
            metXY_30000[1] += $" ({NPC})";     // Anything from an NPC
            metXY_30000[2] += $" ({EggName})"; // Egg From Link Trade

            for (int i = 63; i <= 69; i++)
                metXY_40000[i] += $" ({i - 62})";
        }

        private void SanitizeMetG7SM()
        {
            // Sun/Moon duplicates -- elaborate!
            for (int i = 6; i < metSM_00000.Length; i += 2)
            {
                if (i is >= 194 and < 198)
                    continue; // Skip Island Names (unused)
                var nextLoc = metSM_00000[i + 1];
                if (nextLoc.Length == 0)
                    continue;
                metSM_00000[i + 1] = string.Empty;
                metSM_00000[i] += $" ({nextLoc})";
            }
            metSM_00000[32] += " (2)";
            metSM_00000[102] += " (2)";

            metSM_30000[1] += $" ({NPC})";      // Anything from an NPC
            metSM_30000[2] += $" ({EggName})";  // Egg From Link Trade
            for (int i = 3; i <= 6; i++) // distinguish first set of regions (unused) from second (used)
                metSM_30000[i] += " (-)";

            for (int i = 59; i < 66; i++) // distinguish Event year duplicates
                metSM_40000[i] += " (-)";

            for (int i = 48; i < 55; i++) // distinguish Event year duplicates
                metGG_40000[i] += " (-)";
        }

        private void SanitizeMetG8SWSH()
        {
            // SW/SH duplicates -- elaborate!
            for (int i = 88; i < metSWSH_00000.Length; i += 2)
            {
                var nextLoc = metSWSH_00000[i + 1];
                if (nextLoc.Length == 0)
                    continue;
                metSWSH_00000[i + 1] = string.Empty;
                metSWSH_00000[i] += $" ({nextLoc})";
            }

            metSWSH_30000[1] += $" ({NPC})";      // Anything from an NPC
            metSWSH_30000[2] += $" ({EggName})";  // Egg From Link Trade
            for (int i = 3; i <= 6; i++) // distinguish first set of regions (unused) from second (used)
                metSWSH_30000[i] += " (-)";
            metSWSH_30000[19] += " (?)"; // Kanto for the third time

            for (int i = 55; i < 61; i++) // distinguish Event year duplicates
                metSWSH_40000[i] += " (-)";
            metSWSH_40000[30] += " (-)"; // a Video game Event (in spanish etc) -- duplicate with line 39
            metSWSH_40000[53] += " (-)"; // a Pokémon event -- duplicate with line 37

            metSWSH_40000[81] += " (-)"; // Pokémon GO -- duplicate with 30000's entry
            metSWSH_40000[86] += " (-)"; // Pokémon HOME -- duplicate with 30000's entry
            // metSWSH_30000[12] += " (-)"; // Pokémon GO -- duplicate with 40000's entry
            // metSWSH_30000[18] += " (-)"; // Pokémon HOME -- duplicate with 40000's entry
        }

        private void SanitizeMetG8LA()
        {
            metBDSP_30000[1] += $" ({NPC})";      // Anything from an NPC
            metBDSP_30000[2] += $" ({EggName})";  // Egg From Link Trade
        }

        private void SanitizeMetG8BDSP()
        {
            metBDSP_30000[1] += $" ({NPC})";      // Anything from an NPC
            metBDSP_30000[2] += $" ({EggName})";  // Egg From Link Trade

            Deduplicate(metBDSP_00000, 00000);
            Deduplicate(metBDSP_30000, 30000);
            Deduplicate(metBDSP_40000, 40000);
            Deduplicate(metBDSP_60000, 60000);
        }

        private void SanitizeMetG8PLA()
        {
            metLA_00000[31] += " (2)"; // in Floaro Gardens
            metLA_30000[1] += $" ({NPC})";      // Anything from an NPC
            metLA_30000[2] += $" ({EggName})";  // Egg From Link Trade
            for (int i = 3; i <= 6; i++) // distinguish first set of regions (unused) from second (used)
                metLA_30000[i] += " (-)";
            metLA_30000[19] += " (?)"; // Kanto for the third time

            metLA_40000[30] += " (-)"; // a Video game Event (in spanish etc) -- duplicate with line 39
            metLA_40000[53] += " (-)"; // a Pokémon event -- duplicate with line 37

            metLA_40000[81] += " (-)"; // Pokémon GO -- duplicate with 30000's entry
            metLA_40000[86] += " (-)"; // Pokémon HOME -- duplicate with 30000's entry
         // metLA_30000[12] += " (-)"; // Pokémon GO -- duplicate with 40000's entry
         // metLA_30000[18] += " (-)"; // Pokémon HOME -- duplicate with 40000's entry

            for (int i = 55; i <= 60; i++) // distinguish second set of YYYY Event from the first
                metLA_40000[i] += " (-)";

            if (lang is "es")
            {
                // en un lugar misterioso
                metLA_00000[2] += " (2)"; // in a mystery zone
                metLA_00000[4] += " (4)"; // in a faraway place
            }
            else if (lang is "ja")
            {
                // ひょうざんのいくさば
                metLA_00000[099] += " (099)"; // along the Arena’s Approach
                metLA_00000[142] += " (142)"; // at Icepeak Arena
            }
            else if (lang is "fr" or "it")
            {
                // Final four locations are not nouns, rather the same location reference (at the...) as prior entries.
                metLA_00000[152] += " (152)"; // Galaxy Hall
                metLA_00000[153] += " (153)"; // Front Gate
                metLA_00000[154] += " (154)"; // Farm
                metLA_00000[155] += " (155)"; // Training Grounds
            }
        }

        private static void Deduplicate(string[] arr, int group)
        {
            var counts = new Dictionary<string, int>();

            foreach (var s in arr)
            {
                counts.TryGetValue(s, out var value);
                counts[s] = value + 1;
            }

#if !DEBUG
            var maxCounts = new Dictionary<string, int>(counts);
#endif
            for (var i = arr.Length - 1; i >= 0; i--)
            {
#if DEBUG
                arr[i] += $" ({group + i:00000})";
#else
                var s = arr[i];
                var count = counts[s]--;
                if (count == 1)
                    continue;
                var format = maxCounts[s] switch
                {
                    >= 100 => " ({0:000})",
                    >=  10 => " ({0:00})",
                         _ => " ({0})",
                };
                arr[i] += string.Format(format, count);
#endif
            }
        }

        public string[] GetItemStrings(int generation, GameVersion game = GameVersion.Any) => generation switch
        {
            0 => Array.Empty<string>(),
            1 => g1items,
            2 => g2items,
            3 => GetItemStrings3(game),
            4 => g4items, // mail names changed 4->5
            8 when game is GameVersion.BD or GameVersion.SP or GameVersion.BDSP => GetItemStrings8b(),
            _ => itemlist,
        };

        private string[] GetItemStrings8b()
        {
            // Item Indexes 
            var clone = (string[])itemlist.Clone();
            var tm = clone[419][..2];
            for (int i = 420; i <= 427; i++)
                clone[i] = $"{tm}{i - 420 + 93}";

            clone[618] += "(-)"; // TM93
            clone[619] += "(-)"; // TM94
            clone[620] += "(-)"; // TM95
            clone[690] += "(-)"; // TM96
            clone[691] += "(-)"; // TM97
            clone[692] += "(-)"; // TM98
            clone[693] += "(-)"; // TM99
            clone[694] += "(-)"; // TM100
            return clone;
        }

        private string[] GetItemStrings3(GameVersion game)
        {
            switch (game)
            {
                case GameVersion.COLO:
                    return g3coloitems;
                case GameVersion.XD:
                    return g3xditems;
                default:
                    if (EReaderBerrySettings.IsEnigma)
                        return g3items;

                    var g3ItemsWithEBerry = (string[])g3items.Clone();
                    g3ItemsWithEBerry[175] = EReaderBerrySettings.DisplayName;
                    return g3ItemsWithEBerry;
            }
        }

        /// <summary>
        /// Gets the location name for the specified parameters.
        /// </summary>
        /// <param name="isEggLocation">Location is from the <see cref="PKM.Egg_Location"/></param>
        /// <param name="location">Location value</param>
        /// <param name="format">Current <see cref="PKM.Format"/></param>
        /// <param name="generation"><see cref="PKM.Generation"/> of origin</param>
        /// <param name="version">Current GameVersion (only applicable for <see cref="GameVersion.Gen7b"/> differentiation)</param>
        /// <returns>Location name. May be an empty string if no location name is known for that location value.</returns>
        public string GetLocationName(bool isEggLocation, int location, int format, int generation, GameVersion version)
        {
            int gen = -1;
            int bankID = 0;

            if (format == 1)
            {
                if (location == 0)
                    return string.Empty;
                format = 3; // Legality binaries have Location IDs that were manually remapped to Gen3 location IDs.
            }

            if (format == 2)
            {
                gen = 2;
            }
            else if (format == 3)
            {
                gen = 3;
            }
            else if (generation == 4 && (isEggLocation || format == 4)) // 4
            {
                const int size = 1000;
                bankID = location / size;
                gen = 4;
                location %= size;
            }
            else // 5-7+
            {
                const int size = 10000;
                bankID = location / size;

                int g = generation;
                if (g >= 5)
                    gen = g;
                else if (format >= 5)
                    gen = format;

                location %= size;
            }

            var bank = GetLocationNames(gen, version, bankID);
            if ((uint)location >= bank.Count)
                return string.Empty;
            return bank[location];
        }

        /// <summary>
        /// Gets the location names array for a specified generation.
        /// </summary>
        /// <param name="gen">Generation to get location names for.</param>
        /// <param name="version">Version of origin</param>
        /// <param name="bankID">BankID used to choose the text bank.</param>
        /// <returns>List of location names.</returns>
        public IReadOnlyList<string> GetLocationNames(int gen, GameVersion version, int bankID = 0) => gen switch
        {
            2 => metGSC_00000,
            3 => GameVersion.CXD.Contains(version) ? metCXD_00000 : metRSEFRLG_00000,
            4 => GetLocationNames4(bankID),
            5 => GetLocationNames5(bankID),
            6 => GetLocationNames6(bankID),
            7 => GameVersion.Gen7b.Contains(version) ? GetLocationNames7GG(bankID) : GetLocationNames7(bankID),

            8 when version is GameVersion.PLA => GetLocationNames8a(bankID),
            8 when GameVersion.BDSP.Contains(version) => GetLocationNames8b(bankID),
            8 => GetLocationNames8(bankID),

            _ => Array.Empty<string>(),
        };

        private IReadOnlyList<string> GetLocationNames4(int bankID) => bankID switch
        {
            0 => metHGSS_00000,
            2 => metHGSS_02000,
            3 => metHGSS_03000,
            _ => Array.Empty<string>(),
        };

        public IReadOnlyList<string> GetLocationNames5(int bankID) => bankID switch
        {
            0 => metBW2_00000,
            3 => metBW2_30000,
            4 => metBW2_40000,
            6 => metBW2_60000,
            _ => Array.Empty<string>(),
        };

        public IReadOnlyList<string> GetLocationNames6(int bankID) => bankID switch
        {
            0 => metXY_00000,
            3 => metXY_30000,
            4 => metXY_40000,
            6 => metXY_60000,
            _ => Array.Empty<string>(),
        };

        public IReadOnlyList<string> GetLocationNames7(int bankID) => bankID switch
        {
            0 => metSM_00000,
            3 => metSM_30000,
            4 => metSM_40000,
            6 => metSM_60000,
            _ => Array.Empty<string>(),
        };

        public IReadOnlyList<string> GetLocationNames7GG(int bankID) => bankID switch
        {
            0 => metGG_00000,
            3 => metGG_30000,
            4 => metGG_40000,
            6 => metGG_60000,
            _ => Array.Empty<string>(),
        };

        public IReadOnlyList<string> GetLocationNames8(int bankID) => bankID switch
        {
            0 => metSWSH_00000,
            3 => metSWSH_30000,
            4 => metSWSH_40000,
            6 => metSWSH_60000,
            _ => Array.Empty<string>(),
        };

        public IReadOnlyList<string> GetLocationNames8a(int bankID) => bankID switch
        {
            0 => metLA_00000,
            3 => metLA_30000,
            4 => metLA_40000,
            6 => metLA_60000,
            _ => Array.Empty<string>(),
        };

        public IReadOnlyList<string> GetLocationNames8b(int bankID) => bankID switch
        {
            0 => metBDSP_00000,
            3 => metBDSP_30000,
            4 => metBDSP_40000,
            6 => metBDSP_60000,
            _ => Array.Empty<string>(),
        };
    }
}