PKHeX/PKHeX.Core/Legality/Core.cs
Kurt 12d9397c8c Split GO from "GG" gameversion
Make Gen7b as the combined ver for that expression
2020-08-06 18:24:20 -07:00

459 lines
21 KiB
C#
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using System;
using System.Collections.Generic;
using System.Linq;
namespace PKHeX.Core
{
public static partial class Legal
{
// Gen 1
internal static readonly Learnset[] LevelUpRB = LearnsetReader.GetArray(Util.GetBinaryResource("lvlmove_rb.pkl"), MaxSpeciesID_1);
internal static readonly Learnset[] LevelUpY = LearnsetReader.GetArray(Util.GetBinaryResource("lvlmove_y.pkl"), MaxSpeciesID_1);
// Gen 2
internal static readonly EggMoves[] EggMovesGS = EggMoves2.GetArray(Util.GetBinaryResource("eggmove_gs.pkl"), MaxSpeciesID_2);
internal static readonly Learnset[] LevelUpGS = LearnsetReader.GetArray(Util.GetBinaryResource("lvlmove_gs.pkl"), MaxSpeciesID_2);
internal static readonly EggMoves[] EggMovesC = EggMoves2.GetArray(Util.GetBinaryResource("eggmove_c.pkl"), MaxSpeciesID_2);
internal static readonly Learnset[] LevelUpC = LearnsetReader.GetArray(Util.GetBinaryResource("lvlmove_c.pkl"), MaxSpeciesID_2);
// Gen 3
internal static readonly Learnset[] LevelUpE = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_e.pkl"), "em"));
internal static readonly Learnset[] LevelUpRS = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_rs.pkl"), "rs"));
internal static readonly Learnset[] LevelUpFR = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_fr.pkl"), "fr"));
internal static readonly Learnset[] LevelUpLG = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_lg.pkl"), "lg"));
internal static readonly EggMoves6[] EggMovesRS = EggMoves6.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_rs.pkl"), "rs"));
// Gen 4
internal static readonly Learnset[] LevelUpDP = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_dp.pkl"), "dp"));
internal static readonly Learnset[] LevelUpPt = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_pt.pkl"), "pt"));
internal static readonly Learnset[] LevelUpHGSS = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_hgss.pkl"), "hs"));
internal static readonly EggMoves6[] EggMovesDPPt = EggMoves6.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_dppt.pkl"), "dp"));
internal static readonly EggMoves6[] EggMovesHGSS = EggMoves6.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_hgss.pkl"), "hs"));
// Gen 5
internal static readonly Learnset[] LevelUpBW = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_bw.pkl"), "51"));
internal static readonly Learnset[] LevelUpB2W2 = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_b2w2.pkl"), "52"));
internal static readonly EggMoves6[] EggMovesBW = EggMoves6.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_bw.pkl"), "bw"));
// Gen 6
internal static readonly EggMoves6[] EggMovesXY = EggMoves6.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_xy.pkl"), "xy"));
internal static readonly Learnset[] LevelUpXY = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_xy.pkl"), "xy"));
internal static readonly EggMoves6[] EggMovesAO = EggMoves6.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_ao.pkl"), "ao"));
internal static readonly Learnset[] LevelUpAO = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_ao.pkl"), "ao"));
// Gen 7
internal static readonly EggMoves7[] EggMovesSM = EggMoves7.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_sm.pkl"), "sm"));
internal static readonly Learnset[] LevelUpSM = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_sm.pkl"), "sm"));
internal static readonly EggMoves7[] EggMovesUSUM = EggMoves7.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_uu.pkl"), "uu"));
internal static readonly Learnset[] LevelUpUSUM = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_uu.pkl"), "uu"));
internal static readonly Learnset[] LevelUpGG = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_gg.pkl"), "gg"));
// Gen 8
internal static readonly EggMoves7[] EggMovesSWSH = EggMoves7.GetArray(BinLinker.Unpack(Util.GetBinaryResource("eggmove_swsh.pkl"), "ss"));
internal static readonly Learnset[] LevelUpSWSH = LearnsetReader.GetArray(BinLinker.Unpack(Util.GetBinaryResource("lvlmove_swsh.pkl"), "ss"));
public static IReadOnlyList<byte> GetPPTable(PKM pkm, int format)
{
if (format != 7)
return GetPPTable(format);
return pkm.GG ? MovePP_GG : MovePP_SM;
}
public static IReadOnlyList<byte> GetPPTable(int format)
{
return format switch
{
1 => MovePP_RBY,
2 => MovePP_GSC,
3 => MovePP_RS,
4 => MovePP_DP,
5 => MovePP_BW,
6 => MovePP_XY,
7 => MovePP_SM,
8 => MovePP_SWSH,
_ => Array.Empty<byte>()
};
}
internal static ICollection<int> GetWildBalls(int gen, GameVersion game)
{
return gen switch
{
1 => WildPokeBalls1,
2 => WildPokeBalls2,
3 => WildPokeBalls3,
4 => GameVersion.HGSS.Contains(game) ? WildPokeBalls4_HGSS : WildPokeBalls4_DPPt,
5 => WildPokeBalls5,
6 => WildPokeballs6,
7 => GameVersion.Gen7b.Contains(game) ? WildPokeballs7b : WildPokeballs7,
8 => WildPokeballs8,
_ => Array.Empty<int>()
};
}
internal static ICollection<int> GetSplitBreedGeneration(int generation)
{
switch (generation)
{
case 3: return SplitBreed_3;
case 4:
case 5:
case 6:
case 7:
case 8:
return SplitBreed;
default: return Array.Empty<int>();
}
}
internal static int GetMaxSpeciesOrigin(PKM pkm)
{
if (pkm.Format == 1)
return GetMaxSpeciesOrigin(1);
if (pkm.Format == 2 || pkm.VC)
return GetMaxSpeciesOrigin(2);
return GetMaxSpeciesOrigin(pkm.GenNumber);
}
internal static int GetMaxSpeciesOrigin(int generation)
{
return generation switch
{
1 => MaxSpeciesID_1,
2 => MaxSpeciesID_2,
3 => MaxSpeciesID_3,
4 => MaxSpeciesID_4,
5 => MaxSpeciesID_5,
6 => MaxSpeciesID_6,
7 => MaxSpeciesID_7b,
8 => MaxSpeciesID_8,
_ => -1
};
}
internal static ICollection<int> GetFutureGenEvolutions(int generation)
{
return generation switch
{
1 => FutureEvolutionsGen1,
2 => FutureEvolutionsGen2,
3 => FutureEvolutionsGen3,
4 => FutureEvolutionsGen4,
5 => FutureEvolutionsGen5,
_ => Array.Empty<int>()
};
}
internal static int GetDebutGeneration(int species)
{
if (species <= MaxSpeciesID_1)
return 1;
if (species <= MaxSpeciesID_2)
return 2;
if (species <= MaxSpeciesID_3)
return 3;
if (species <= MaxSpeciesID_4)
return 4;
if (species <= MaxSpeciesID_5)
return 5;
if (species <= MaxSpeciesID_6)
return 6;
if (species <= MaxSpeciesID_7b)
return 7;
if (species <= MaxSpeciesID_8)
return 8;
return -1;
}
internal static int GetMaxLanguageID(int generation)
{
return generation switch
{
1 => (int) LanguageID.Spanish, // 1-7 except 6
3 => (int) LanguageID.Spanish, // 1-7 except 6
2 => (int) LanguageID.Korean,
4 => (int) LanguageID.Korean,
5 => (int) LanguageID.Korean,
6 => (int) LanguageID.Korean,
7 => (int) LanguageID.ChineseT,
8 => (int) LanguageID.ChineseT,
_ => -1
};
}
private static bool IsEvolvedFormChange(PKM pkm, int expected)
{
if (pkm.IsEgg)
return false;
if (pkm.Format >= 7 && (AlolanVariantEvolutions12.Contains(pkm.Species) || GalarVariantFormEvolutions.Contains(pkm.Species)))
return pkm.AltForm == 1;
if (pkm.Format >= 8)
{
if (GalarVariantFormEvolutions.Contains(pkm.Species))
return pkm.AltForm == 1;
if (GalarForm0Evolutions.TryGetValue(pkm.Species, out var orig))
return pkm.AltForm != orig; // bad compare?
if ((int) Species.Darmanitan == pkm.Species)
return pkm.AltForm == (expected == 1 ? 2 : 0);
if ((int) Species.MrMime == pkm.Species)
return pkm.AltForm == (expected == 0 ? 1 : 0);
if ((int) Species.Slowbro == pkm.Species)
return pkm.AltForm == (expected == 1 ? 2 : 0);
if ((int) Species.Toxtricity == pkm.Species)
return pkm.AltForm == EvolutionMethod.GetAmpLowKeyResult(pkm.Nature);
if ((int) Species.Alcremie == pkm.Species)
return true;
}
if ((pkm.Species == (int)Species.Meowstic || pkm.Species == (int)Species.Indeedee) && pkm.Gender == 1)
return pkm.AltForm == 1;
if (pkm.Species == (int)Species.Lycanroc)
return pkm.AltForm < 3;
return pkm.Species == (int)Species.Silvally;
}
internal static bool IsEvolutionValid(PKM pkm, int minSpecies = -1, int minLevel = -1)
{
var curr = EvolutionChain.GetValidPreEvolutions(pkm, minLevel: minLevel);
var min = curr.FindLast(z => z.Species == minSpecies);
if (min != null && min.Level < minLevel)
return false;
var poss = EvolutionChain.GetValidPreEvolutions(pkm, maxLevel: 100, minLevel: minLevel, skipChecks: true);
if (minSpecies != -1)
{
int last = poss.FindLastIndex(z => z.Species == minSpecies);
return curr.Count >= last;
}
int gen = pkm.GenNumber;
if (gen >= 3 && GetSplitBreedGeneration(gen).Contains(EvoBase.GetBaseSpecies(poss, 1).Species))
return curr.Count >= poss.Count - 1;
return curr.Count >= poss.Count;
}
internal static bool IsEvolutionValidWithMove(PKM pkm, LegalInfo info)
{
// Exclude species that do not evolve leveling with a move
// Exclude gen 1-3 formats
// Exclude Mr. Mime and Snorlax for gen 1-3 games
var gen = info.Generation;
if (!SpeciesEvolutionWithMove.Contains(pkm.Species) || pkm.Format <= 3 || (BabyEvolutionWithMove.Contains(pkm.Species) && gen <= 3))
return true;
var index = Array.FindIndex(SpeciesEvolutionWithMove, p => p == pkm.Species);
var levels = MinLevelEvolutionWithMove[index];
var moves = MoveEvolutionWithMove[index];
var allowegg = EggMoveEvolutionWithMove[index][gen];
// Get the minimum level in any generation when the pokemon could learn the evolve move
var LearnLevel = 101;
for (int g = gen; g <= pkm.Format; g++)
{
if (pkm.InhabitedGeneration(g) && levels[g] > 0)
LearnLevel = Math.Min(LearnLevel, levels[g]);
}
// Check also if the current encounter include the evolve move as an special move
// That means the pokemon have the move from the encounter level
if (info.EncounterMatch is IMoveset s && s.Moves.Any(m => moves.Contains(m)))
LearnLevel = Math.Min(LearnLevel, info.EncounterMatch.LevelMin);
// If the encounter is a player hatched egg check if the move could be an egg move or inherited level up move
if (info.EncounterMatch is EncounterEgg && allowegg)
{
if (IsMoveInherited(pkm, info, moves))
LearnLevel = Math.Min(LearnLevel, gen <= 3 ? 6 : 2);
}
// If has original met location the minimum evolution level is one level after met level
// Gen 3 pokemon in gen 4 games: minimum level is one level after transfer to generation 4
// VC pokemon: minimum level is one level after transfer to generation 7
// Sylveon: always one level after met level, for gen 4 and 5 eevees in gen 6 games minimum for evolution is one level after transfer to generation 5
if (pkm.HasOriginalMetLocation || (pkm.Format == 4 && gen == 3) || pkm.VC || pkm.Species == (int)Species.Sylveon)
LearnLevel = Math.Max(pkm.Met_Level + 1, LearnLevel);
// Current level must be at least one the minimum learn level
// the level-up event that triggers the learning of the move also triggers evolution with no further level-up required
return pkm.CurrentLevel >= LearnLevel;
}
private static bool IsMoveInherited(PKM pkm, LegalInfo info, int[] moves)
{
// In 3DS games, the inherited move must be in the relearn moves.
if (info.Generation >= 6)
return pkm.RelearnMoves.Any(moves.Contains);
// In Pre-3DS games, the move is inherited if it has the move and it can be hatched with the move.
if (pkm.Moves.Any(moves.Contains))
return true;
// If the pokemon does not have the move, it still could be an egg move that was forgotten.
// This requires the pokemon to not have 4 other moves identified as egg moves or inherited level up moves.
return 4 > info.Moves.Count(m => m.Source == MoveSource.EggMove || m.Source == MoveSource.InheritLevelUp);
}
/// <summary>Checks if the form may be different than the original encounter detail.</summary>
/// <param name="pkm">Pokémon</param>
/// <param name="species">Original species</param>
/// <param name="form">Original form</param>
internal static bool IsFormChangeable(PKM pkm, int species, int form)
{
if (FormChange.Contains(species))
return true;
if (species != pkm.Species && IsEvolvedFormChange(pkm, form))
return true;
if (species == (int)Species.Zygarde && pkm.InhabitedGeneration(7) && pkm.AltForm > 1)
return true;
return false;
}
internal static bool GetCanInheritMoves(int species)
{
if (FixedGenderFromBiGender.Contains(species)) // Nincada -> Shedinja loses gender causing 'false', edge case
return true;
var pi = PKX.Personal[species];
if (!pi.Genderless && !pi.OnlyMale)
return true;
if (MixedGenderBreeding.Contains(species))
return true;
return false;
}
internal static bool GetCanLearnMachineMove(PKM pkm, int move, int generation, GameVersion version = GameVersion.Any)
{
return MoveList.GetValidMoves(pkm, version, EvolutionChain.GetValidPreEvolutions(pkm), generation, Machine: true).Contains(move);
}
internal static bool GetCanRelearnMove(PKM pkm, int move, int generation, IReadOnlyList<EvoCriteria> evos, GameVersion version = GameVersion.Any)
{
return MoveList.GetValidMoves(pkm, version, evos, generation, LVL: true, Relearn: true).Contains(move);
}
internal static bool GetCanKnowMove(PKM pkm, int move, int generation, IReadOnlyList<EvoCriteria> evos, GameVersion version = GameVersion.Any)
{
if (pkm.Species == (int)Species.Smeargle)
return !InvalidSketch.Contains(move);
return MoveList.GetValidMoves(pkm, version, evos, generation, LVL: true, Relearn: true, Tutor: true, Machine: true).Contains(move);
}
private static int GetMaxLevelGeneration(PKM pkm)
{
return GetMaxLevelGeneration(pkm, pkm.GenNumber);
}
private static int GetMaxLevelGeneration(PKM pkm, int generation)
{
if (!pkm.InhabitedGeneration(generation))
return pkm.Met_Level;
if (pkm.Format <= 2)
{
if (generation == 1 && FutureEvolutionsGen1_Gen2LevelUp.Contains(pkm.Species))
return pkm.CurrentLevel - 1;
return pkm.CurrentLevel;
}
if (pkm.Species == (int)Species.Sylveon && generation == 5)
return pkm.CurrentLevel - 1;
if (pkm.Gen3 && pkm.Format > 4 && pkm.Met_Level == pkm.CurrentLevel && FutureEvolutionsGen3_LevelUpGen4.Contains(pkm.Species))
return pkm.Met_Level - 1;
if (!pkm.HasOriginalMetLocation)
return pkm.Met_Level;
return pkm.CurrentLevel;
}
internal static int GetMaxLevelEncounter(PKM pkm)
{
// Only for gen 3 pokemon in format 3, after transfer to gen 4 it should return transfer level
if (pkm.Format == 3 && pkm.WasEgg)
return 5;
// Only for gen 4 pokemon in format 4, after transfer to gen 5 it should return transfer level
if (pkm.Format == 4 && pkm.Gen4 && pkm.WasEgg)
return 1;
return pkm.HasOriginalMetLocation ? pkm.Met_Level : GetMaxLevelGeneration(pkm);
}
internal static bool IsCatchRateHeldItem(int rate) => ParseSettings.AllowGen1Tradeback && HeldItems_GSC.Contains((ushort) rate);
internal const GameVersion NONE = GameVersion.Invalid;
internal static readonly LearnVersion LearnNONE = new LearnVersion(-1);
internal static bool HasVisitedB2W2(this PKM pkm, int species) => pkm.InhabitedGeneration(5, species);
internal static bool HasVisitedORAS(this PKM pkm, int species) => pkm.InhabitedGeneration(6, species) && (pkm.AO || !pkm.IsUntraded);
internal static bool HasVisitedUSUM(this PKM pkm, int species) => pkm.InhabitedGeneration(7, species) && (pkm.USUM || !pkm.IsUntraded);
internal static bool IsMovesetRestricted(this PKM pkm, int gen) => (pkm.GG && gen == 7) || pkm.IsUntraded;
public static bool HasMetLocationUpdatedTransfer(int originalGeneration, int currentGeneration)
{
if (originalGeneration < 3)
return currentGeneration >= 3;
if (originalGeneration <= 4)
return currentGeneration != originalGeneration;
return false;
}
public static bool IsValidMissingLanguage(PKM pkm)
{
return pkm.Format == 5 && pkm.BW;
}
public static string GetG1OT_GFMew(int lang) => lang == (int)LanguageID.Japanese ? "ゲーフリ" : "GF";
public static string GetG5OT_NSparkle(int lang) => lang == (int)LanguageID.Japanese ? "" : "N";
public const string Stadium1JP = "スタジアム";
public static int GetGBStadiumOTID_JPN(GameVersion s)
{
return s == GameVersion.Stadium2 ? 2000 : 1999;
}
public static int GetMaxLengthOT(int gen, LanguageID lang)
{
switch (lang)
{
case LanguageID.Korean:
case LanguageID.Japanese: return gen >= 6 ? 6 : 5;
default: return gen >= 6 ? 12 : 7;
}
}
public static int GetMaxLengthNickname(int gen, LanguageID lang)
{
switch (lang)
{
case LanguageID.Korean:
case LanguageID.Japanese: return gen >= 6 ? 6 : 5;
default: return gen >= 6 ? 12 : 10;
}
}
public static bool GetIsFixedIVSequenceValidSkipRand(IReadOnlyList<int> IVs, PKM pkm, int max = 31)
{
for (int i = 0; i < 6; i++)
{
if ((uint) IVs[i] > max) // random
continue;
if (IVs[i] != pkm.GetIV(i))
return false;
}
return true;
}
public static bool GetIsFixedIVSequenceValidNoRand(IReadOnlyList<int> IVs, PKM pkm)
{
for (int i = 0; i < 6; i++)
{
if (IVs[i] != pkm.GetIV(i))
return false;
}
return true;
}
}
}