namespace pk3DS.Core
{
    public enum TextName
    {
        AbilityNames,
        MoveNames,
        MoveFlavor,

        ItemNames,
        ItemFlavor,

        SpeciesNames,
        Types,
        Natures,
        Forms,

        TrainerNames,
        TrainerClasses,
        TrainerText,
        metlist_000000,
        OPowerFlavor,
        MaisonTrainerNames,
        SuperTrainerNames,
        BattleRoyalNames,
        BattleTreeNames,

        SpeciesClassifications,
        PokedexEntry1,
        PokedexEntry2
    }

    public class TextData
    {
        public readonly string[] Lines;
        public bool Modified { get; private set; }
        public TextData(string[] lines) => Lines = lines;

        public string this[int line]
        {
            get => Lines[line];
            set
            {
                if (Lines[line] == value)
                    return;
                Modified = true;
                Lines[line] = value;
            }
        }
    }

    public class TextReference
    {
        public readonly int Index;
        public readonly TextName Name;

        private TextReference(int index, TextName name)
        {
            Index = index;
            Name = name;
        }

        public static readonly TextReference[] GameText_XY =
        {
            new TextReference(005, TextName.Forms),
            new TextReference(013, TextName.MoveNames),
            new TextReference(015, TextName.MoveFlavor),
            new TextReference(017, TextName.Types),
            new TextReference(020, TextName.TrainerClasses),
            new TextReference(021, TextName.TrainerNames),
            new TextReference(022, TextName.TrainerText),
            new TextReference(034, TextName.AbilityNames),
            new TextReference(047, TextName.Natures),
            new TextReference(072, TextName.metlist_000000),
            new TextReference(080, TextName.SpeciesNames),
            new TextReference(096, TextName.ItemNames),
            new TextReference(099, TextName.ItemFlavor),
            new TextReference(130, TextName.MaisonTrainerNames),
            new TextReference(131, TextName.SuperTrainerNames),
            new TextReference(141, TextName.OPowerFlavor),
        };

        public static readonly TextReference[] GameText_AO =
        {
            new TextReference(005, TextName.Forms),
            new TextReference(014, TextName.MoveNames),
            new TextReference(016, TextName.MoveFlavor),
            new TextReference(018, TextName.Types),
            new TextReference(021, TextName.TrainerClasses),
            new TextReference(022, TextName.TrainerNames),
            new TextReference(023, TextName.TrainerText),
            new TextReference(037, TextName.AbilityNames),
            new TextReference(051, TextName.Natures),
            new TextReference(090, TextName.metlist_000000),
            new TextReference(098, TextName.SpeciesNames),
            new TextReference(114, TextName.ItemNames),
            new TextReference(117, TextName.ItemFlavor),
            new TextReference(153, TextName.MaisonTrainerNames),
            new TextReference(154, TextName.SuperTrainerNames),
            new TextReference(165, TextName.OPowerFlavor),
        };

        public static readonly TextReference[] GameText_SMDEMO =
        {
            new TextReference(020, TextName.ItemFlavor),
            new TextReference(021, TextName.ItemNames),
            new TextReference(026, TextName.SpeciesNames),
            new TextReference(030, TextName.metlist_000000),
            new TextReference(044, TextName.Forms),
            new TextReference(044, TextName.Natures),
            new TextReference(046, TextName.AbilityNames),
            new TextReference(049, TextName.TrainerText),
            new TextReference(050, TextName.TrainerNames),
            new TextReference(051, TextName.TrainerClasses),
            new TextReference(052, TextName.Types),
            new TextReference(054, TextName.MoveFlavor),
            new TextReference(055, TextName.MoveNames),
        };

        public static readonly TextReference[] GameText_SM =
        {
            new TextReference(035, TextName.ItemFlavor),
            new TextReference(036, TextName.ItemNames),
            new TextReference(055, TextName.SpeciesNames),
            new TextReference(067, TextName.metlist_000000),
            new TextReference(086, TextName.BattleRoyalNames),
            new TextReference(087, TextName.Natures),
            new TextReference(096, TextName.AbilityNames),
            new TextReference(099, TextName.BattleTreeNames),
            new TextReference(104, TextName.TrainerText),
            new TextReference(105, TextName.TrainerNames),
            new TextReference(106, TextName.TrainerClasses),
            new TextReference(107, TextName.Types),
            new TextReference(112, TextName.MoveFlavor), 
            new TextReference(113, TextName.MoveNames),
            new TextReference(114, TextName.Forms),
            new TextReference(116, TextName.SpeciesClassifications),
            new TextReference(119, TextName.PokedexEntry1),
            new TextReference(120, TextName.PokedexEntry2)            
        };

        public static readonly TextReference[] GameText_USUM =
        {
            new TextReference(039, TextName.ItemFlavor),
            new TextReference(040, TextName.ItemNames),
            new TextReference(060, TextName.SpeciesNames),
            new TextReference(072, TextName.metlist_000000),
            new TextReference(091, TextName.BattleRoyalNames),
            new TextReference(092, TextName.Natures),
            new TextReference(101, TextName.AbilityNames),
            new TextReference(104, TextName.BattleTreeNames),
            new TextReference(109, TextName.TrainerText),
            new TextReference(110, TextName.TrainerNames),
            new TextReference(111, TextName.TrainerClasses),
            new TextReference(112, TextName.Types),
            new TextReference(117, TextName.MoveFlavor),
            new TextReference(118, TextName.MoveNames),
            new TextReference(119, TextName.Forms),
            new TextReference(121, TextName.SpeciesClassifications),
            new TextReference(124, TextName.PokedexEntry1),
            new TextReference(125, TextName.PokedexEntry2)
        };
    }
}