namespace PKHeX.Core;

/// <summary>
/// Generation 5 Static Encounter from N
/// </summary>
/// <inheritdoc cref="EncounterStatic"/>
internal sealed record EncounterStatic5N : EncounterStatic5
{
    public readonly uint PID;
    public const bool NSparkle = true;

    internal EncounterStatic5N(uint pid) : base(GameVersion.B2W2)
    {
        Shiny = Shiny.FixedValue;
        PID = pid;
    }

    protected override void SetPINGA(PKM pk, EncounterCriteria criteria)
    {
        int gender = criteria.GetGender(EntityGender.GetFromPID(Species, PID), pk.PersonalInfo);
        int nature = (int)Nature;
        int ability = Ability.IsSingleValue(out var index) ? index : 0;

        pk.PID = PID;
        pk.Gender = gender;
        SetIVs(pk);

        pk.Nature = nature;
        pk.RefreshAbility(ability);
    }

    public override bool IsMatchExact(PKM pk, EvoCriteria evo)
    {
        if (PID != pk.PID)
            return false;
        return base.IsMatchExact(pk, evo);
    }

    protected override void ApplyDetails(ITrainerInfo tr, EncounterCriteria criteria, PKM pk)
    {
        base.ApplyDetails(tr, criteria, pk);
        SetNPokemonData((PK5)pk, pk.Language);
    }

    private static void SetNPokemonData(PK5 pk5, int lang)
    {
        pk5.IV_HP = pk5.IV_ATK = pk5.IV_DEF = pk5.IV_SPA = pk5.IV_SPD = pk5.IV_SPE = 30;
        pk5.NSparkle = NSparkle;
        pk5.OT_Name = GetOT(lang);
        pk5.TID = 00002;
        pk5.SID = 00000;
    }

    public static string GetOT(int lang) => lang == (int)LanguageID.Japanese ? "Ｎ" : "N";
}