mirror of
https://github.com/kwsch/PKHeX
synced 2024-11-27 14:30:56 +00:00
312 lines
14 KiB
C#
312 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using static PKHeX.Core.Legal;
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using static PKHeX.Core.GameVersion;
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namespace PKHeX.Core
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{
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/// <summary>
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/// Logic for obtaining a list of moves.
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/// </summary>
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internal static class MoveList
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{
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internal static IEnumerable<int> GetValidRelearn(PKM pkm, int species, int form, bool inheritlvlmoves, GameVersion version = Any)
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{
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int generation = pkm.Generation;
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if (generation < 6)
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return Array.Empty<int>();
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var r = new List<int>();
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r.AddRange(MoveEgg.GetRelearnLVLMoves(pkm, species, form, 1, version));
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if (pkm.Format == 6 && pkm.Species != (int)Species.Meowstic)
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form = 0;
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r.AddRange(MoveEgg.GetEggMoves(pkm.PersonalInfo, species, form, version, Math.Max(2, generation)));
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if (inheritlvlmoves)
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r.AddRange(MoveEgg.GetRelearnLVLMoves(pkm, species, form, 100, version));
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return r.Distinct();
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}
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internal static int[] GetShedinjaEvolveMoves(PKM pkm, int generation, int lvl)
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{
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if (pkm.Species != (int)Species.Shedinja || lvl < 20)
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return Array.Empty<int>();
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// If Nincada evolves into Ninjask and learns a move after evolution from Ninjask's LevelUp data, Shedinja would appear with that move.
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// Only one move above level 20 is allowed; check the count of Ninjask moves elsewhere.
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return generation switch
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{
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3 when pkm.InhabitedGeneration(3) => LevelUpE[(int)Species.Ninjask].GetMoves(lvl, 20), // Same LevelUp data in all Gen3 games
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4 when pkm.InhabitedGeneration(4) => LevelUpPt[(int)Species.Ninjask].GetMoves(lvl, 20), // Same LevelUp data in all Gen4 games
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_ => Array.Empty<int>(),
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};
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}
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internal static int GetShedinjaMoveLevel(int species, int move, int generation)
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{
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var src = generation == 4 ? LevelUpPt : LevelUpE;
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var moves = src[species];
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return moves.GetLevelLearnMove(move);
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}
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internal static int[] GetBaseEggMoves(PKM pkm, int species, int form, GameVersion gameSource, int lvl)
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{
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if (gameSource == Any)
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gameSource = (GameVersion)pkm.Version;
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switch (gameSource)
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{
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case GSC or GS:
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// If checking back-transfer specimen (GSC->RBY), remove moves that must be deleted prior to transfer
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static int[] getRBYCompatibleMoves(int format, int[] moves) => format == 1 ? Array.FindAll(moves, m => m <= MaxMoveID_1) : moves;
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if (pkm.InhabitedGeneration(2))
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return getRBYCompatibleMoves(pkm.Format, LevelUpGS[species].GetMoves(lvl));
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break;
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case C:
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if (pkm.InhabitedGeneration(2))
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return getRBYCompatibleMoves(pkm.Format, LevelUpC[species].GetMoves(lvl));
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break;
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case R or S or RS:
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if (pkm.InhabitedGeneration(3))
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return LevelUpRS[species].GetMoves(lvl);
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break;
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case E:
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if (pkm.InhabitedGeneration(3))
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return LevelUpE[species].GetMoves(lvl);
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break;
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case FR or LG or FRLG:
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// The only difference in FR/LG is Deoxys, which doesn't breed.
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if (pkm.InhabitedGeneration(3))
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return LevelUpFR[species].GetMoves(lvl);
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break;
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case D or P or DP:
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if (pkm.InhabitedGeneration(4))
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return LevelUpDP[species].GetMoves(lvl);
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break;
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case Pt:
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if (pkm.InhabitedGeneration(4))
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return LevelUpPt[species].GetMoves(lvl);
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break;
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case HG or SS or HGSS:
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if (pkm.InhabitedGeneration(4))
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return LevelUpHGSS[species].GetMoves(lvl);
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break;
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case B or W or BW:
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if (pkm.InhabitedGeneration(5))
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return LevelUpBW[species].GetMoves(lvl);
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break;
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case B2 or W2 or B2W2:
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if (pkm.InhabitedGeneration(5))
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return LevelUpB2W2[species].GetMoves(lvl);
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break;
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case X or Y or XY:
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if (pkm.InhabitedGeneration(6))
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return LevelUpXY[species].GetMoves(lvl);
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break;
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case AS or OR or ORAS:
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if (pkm.InhabitedGeneration(6))
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return LevelUpAO[species].GetMoves(lvl);
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break;
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case SN or MN or SM:
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if (species > MaxSpeciesID_7)
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break;
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if (pkm.InhabitedGeneration(7))
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{
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int index = PersonalTable.SM.GetFormIndex(species, form);
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return LevelUpSM[index].GetMoves(lvl);
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}
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break;
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case US or UM or USUM:
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if (pkm.InhabitedGeneration(7))
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{
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int index = PersonalTable.USUM.GetFormIndex(species, form);
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return LevelUpUSUM[index].GetMoves(lvl);
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}
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break;
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case SW or SH or SWSH:
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if (pkm.InhabitedGeneration(8))
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{
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int index = PersonalTable.SWSH.GetFormIndex(species, form);
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return LevelUpSWSH[index].GetMoves(lvl);
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}
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break;
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}
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return Array.Empty<int>();
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}
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internal static IReadOnlyList<int>[] GetValidMovesAllGens(PKM pkm, IReadOnlyList<EvoCriteria>[] evoChains, MoveSourceType types = MoveSourceType.ExternalSources, bool RemoveTransferHM = true)
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{
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var result = new IReadOnlyList<int>[evoChains.Length];
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for (int i = 0; i < result.Length; i++)
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result[i] = Array.Empty<int>();
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var min = pkm is IBattleVersion b ? Math.Max(0, b.GetMinGeneration()) : 1;
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for (int i = min; i < evoChains.Length; i++)
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{
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if (evoChains[i].Count == 0)
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continue;
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result[i] = GetValidMoves(pkm, evoChains[i], i, types, RemoveTransferHM).ToList();
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}
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return result;
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}
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internal static IEnumerable<int> GetValidMoves(PKM pkm, IReadOnlyList<EvoCriteria> evoChain, int generation, MoveSourceType types = MoveSourceType.ExternalSources, bool RemoveTransferHM = true)
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{
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GameVersion version = (GameVersion)pkm.Version;
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if (!pkm.IsUntraded)
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version = Any;
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return GetValidMoves(pkm, version, evoChain, generation, types: types, RemoveTransferHM: RemoveTransferHM);
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}
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internal static IEnumerable<int> GetValidRelearn(PKM pkm, int species, int form, GameVersion version = Any)
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{
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return GetValidRelearn(pkm, species, form, Breeding.GetCanInheritMoves(species), version);
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}
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/// <summary>
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/// ONLY CALL FOR GEN2 EGGS
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/// </summary>
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internal static IEnumerable<int> GetExclusivePreEvolutionMoves(PKM pkm, int Species, IReadOnlyList<EvoCriteria> evoChain, int generation, GameVersion Version)
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{
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var preevomoves = new List<int>();
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var evomoves = new List<int>();
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var index = EvolutionChain.GetEvoChainSpeciesIndex(evoChain, Species);
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for (int i = 0; i < evoChain.Count; i++)
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{
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int minLvLG2;
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var evo = evoChain[i];
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if (ParseSettings.AllowGen2MoveReminder(pkm))
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minLvLG2 = 0;
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else if (i == evoChain.Count - 1) // minimum level, otherwise next learnable level
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minLvLG2 = 5;
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else if (evo.RequiresLvlUp)
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minLvLG2 = evo.Level + 1;
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else
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minLvLG2 = evo.Level;
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var moves = GetMoves(pkm, evo.Species, evo.Form, evo.Level, 0, minLvLG2, Version: Version, types: MoveSourceType.ExternalSources, RemoveTransferHM: false, generation: generation);
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var list = i >= index ? preevomoves : evomoves;
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list.AddRange(moves);
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}
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return preevomoves.Except(evomoves).Distinct();
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}
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internal static IEnumerable<int> GetValidMoves(PKM pkm, GameVersion version, IReadOnlyList<EvoCriteria> chain, int generation, MoveSourceType types = MoveSourceType.Reminder, bool RemoveTransferHM = true)
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{
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var r = new List<int> { 0 };
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int species = pkm.Species;
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if (FormChangeMoves.Contains(species)) // Deoxys & Shaymin & Giratina (others don't have extra but whatever)
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{
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// These don't evolve, so don't bother iterating for all entries in the evolution chain (should always be count==1).
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int formCount;
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// In gen 3 deoxys has different forms depending on the current game, in the PersonalInfo there is no alternate form info
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if (pkm.Format == 3 && species == (int)Species.Deoxys)
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formCount = 4;
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else
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formCount = pkm.PersonalInfo.FormCount;
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for (int form = 0; form < formCount; form++)
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r.AddRange(GetMoves(pkm, species, form, chain[0].Level, 0, 0, version, types, RemoveTransferHM, generation));
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if (types.HasFlagFast(MoveSourceType.RelearnMoves))
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r.AddRange(pkm.RelearnMoves);
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return r.Distinct();
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}
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// Generation 1 & 2 do not always have move relearning capability, so the bottom bound for learnable indexes needs to be determined.
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var minLvLG1 = 0;
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var minLvLG2 = 0;
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for (var i = 0; i < chain.Count; i++)
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{
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var evo = chain[i];
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if (generation <= 2)
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{
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bool encounteredEvo = i == chain.Count - 1;
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if (encounteredEvo) // minimum level, otherwise next learnable level
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minLvLG1 = (pkm.HasOriginalMetLocation ? pkm.Met_Level : evo.MinLevel) + 1;
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else if (evo.RequiresLvlUp) // learns level up moves immediately after evolving
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minLvLG1 = evo.MinLevel;
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else
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minLvLG1 = evo.MinLevel + 1;
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if (!ParseSettings.AllowGen2MoveReminder(pkm))
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minLvLG2 = minLvLG1;
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}
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var maxLevel = evo.Level;
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if (i != 0 && chain[i - 1].RequiresLvlUp) // evolution
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++maxLevel; // allow lvlmoves from the level it evolved to the next species
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var moves = GetMoves(pkm, evo.Species, evo.Form, maxLevel, minLvLG1, minLvLG2, version, types, RemoveTransferHM, generation);
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r.AddRange(moves);
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}
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if (pkm.Format <= 3)
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return r.Distinct();
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if (types.HasFlagFast(MoveSourceType.LevelUp))
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MoveTutor.AddSpecialFormChangeMoves(r, pkm, generation, species);
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if (types.HasFlagFast(MoveSourceType.SpecialTutor))
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MoveTutor.AddSpecialTutorMoves(r, pkm, generation, species);
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if (types.HasFlagFast(MoveSourceType.RelearnMoves) && generation >= 6)
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r.AddRange(pkm.RelearnMoves);
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return r.Distinct();
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}
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private static IEnumerable<int> GetMoves(PKM pkm, int species, int form, int maxLevel, int minlvlG1, int minlvlG2, GameVersion Version, MoveSourceType types, bool RemoveTransferHM, int generation)
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{
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var r = new List<int>();
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if (types.HasFlagFast(MoveSourceType.LevelUp))
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r.AddRange(MoveLevelUp.GetMovesLevelUp(pkm, species, form, maxLevel, minlvlG1, minlvlG2, Version, types.HasFlagFast(MoveSourceType.Reminder), generation));
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if (types.HasFlagFast(MoveSourceType.Machine))
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r.AddRange(MoveTechnicalMachine.GetTMHM(pkm, species, form, generation, Version, RemoveTransferHM));
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if (types.HasFlagFast(MoveSourceType.TechnicalRecord))
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r.AddRange(MoveTechnicalMachine.GetRecords(pkm, species, form, generation));
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if (types.HasFlagFast(MoveSourceType.AllTutors))
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r.AddRange(MoveTutor.GetTutorMoves(pkm, species, form, types.HasFlagFast(MoveSourceType.SpecialTutor), generation));
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return r.Distinct();
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}
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}
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[Flags]
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#pragma warning disable RCS1154 // Sort enum members.
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public enum MoveSourceType
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#pragma warning restore RCS1154 // Sort enum members.
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{
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None,
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LevelUp = 1 << 0,
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RelearnMoves = 1 << 1,
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Machine = 1 << 2,
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TypeTutor = 1 << 3,
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SpecialTutor = 1 << 4,
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EnhancedTutor = 1 << 5,
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SharedEggMove = 1 << 6,
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TechnicalRecord = 1 << 7,
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AllTutors = TypeTutor | SpecialTutor | EnhancedTutor,
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AllMachines = Machine | TechnicalRecord,
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Reminder = LevelUp | RelearnMoves | TechnicalRecord,
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Encounter = LevelUp | RelearnMoves,
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ExternalSources = Reminder | AllMachines | AllTutors,
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All = ExternalSources | SharedEggMove | RelearnMoves,
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}
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public static class MoveSourceTypeExtensions
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{
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public static bool HasFlagFast(this MoveSourceType value, MoveSourceType flag) => (value & flag) != 0;
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public static MoveSourceType ClearNonEggSources(this MoveSourceType value) => value & MoveSourceType.Encounter;
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}
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}
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