PKHeX/PKHeX.Core/Legality/Moves/MoveTechnicalMachine.cs
2022-06-13 00:20:00 -07:00

472 lines
18 KiB
C#

using System;
using System.Collections.Generic;
namespace PKHeX.Core
{
public static class MoveTechnicalMachine
{
public static GameVersion GetIsMachineMove(PKM pkm, int species, int form, int generation, int move, GameVersion ver = GameVersion.Any, bool RemoveTransfer = false)
{
var (isRestricted, game) = pkm.IsMovesetRestricted();
if (isRestricted)
ver = game;
switch (generation)
{
case 1: return GetIsMachine1(species, move);
case 2:
if (pkm.VC1 && move > Legal.MaxMoveID_1)
return Legal.NONE;
return GetIsMachine2(species, move);
case 3: return GetIsMachine3(species, move, pkm.Format, RemoveTransfer);
case 4: return GetIsMachine4(species, move, pkm.Format, RemoveTransfer, form);
case 5: return GetIsMachine5(species, move, form);
case 6: return GetIsMachine6(species, move, form, ver);
case 7: return GetIsMachine7(species, move, form, pkm.LGPE || pkm.GO ? (GameVersion)pkm.Version : ver);
case 8: return GetIsMachine8(species, move, form, ver);
default:
return Legal.NONE;
}
}
public static GameVersion GetIsRecordMove(PKM pkm, int species, int form, int generation, int move, GameVersion ver = GameVersion.Any, bool allowBit = false)
{
var (isRestricted, game) = pkm.IsMovesetRestricted();
if (isRestricted)
ver = game;
return generation switch
{
8 => GetIsRecord8(pkm, species, move, form, ver, allowBit),
_ => Legal.NONE,
};
}
private static GameVersion GetIsMachine1(int species, int move)
{
var index = Array.IndexOf(Legal.TMHM_RBY, move);
if (index == -1)
return Legal.NONE;
if (PersonalTable.RB.GetFormEntry(species, 0).TMHM[index])
return GameVersion.RB;
if (PersonalTable.Y.GetFormEntry(species, 0).TMHM[index])
return GameVersion.YW;
return Legal.NONE;
}
private static GameVersion GetIsMachine2(int species, int move)
{
var index = Array.IndexOf(Legal.TMHM_GSC, move);
if (index != -1 && PersonalTable.C.GetFormEntry(species, 0).TMHM[index])
return GameVersion.GS;
return Legal.NONE;
}
private static GameVersion GetIsMachine3(int species, int move, int format, bool RemoveTransfer)
{
var index = Array.IndexOf(Legal.TM_3, move);
if (index != -1 && PersonalTable.E.GetFormEntry(species, 0).TMHM[index])
return GameVersion.Gen3;
if (!RemoveTransfer && format <= 3)
return GetIsMachine3HM(species, move);
return Legal.NONE;
}
private static GameVersion GetIsMachine3HM(int species, int move)
{
var index = Array.IndexOf(Legal.HM_3, move);
if (index == -1)
return Legal.NONE;
if (PersonalTable.E.GetFormEntry(species, 0).TMHM[index + 50])
return GameVersion.Gen3;
return Legal.NONE;
}
private static GameVersion GetIsMachine4(int species, int move, int format, bool RemoveTransfer, int form)
{
// TM
var index = Array.IndexOf(Legal.TM_4, move);
if (index != -1 && PersonalTable.HGSS.GetFormEntry(species, form).TMHM[index])
return GameVersion.Gen4;
// HM
if (RemoveTransfer && format > 4)
return GetIsMachine4HMTransfer(species, move, form);
return GetIsMachine4HM(species, move, form);
}
private static GameVersion GetIsMachine4HMTransfer(int species, int move, int form)
{
// The combination of both these moves is illegal, it should be checked that the pokemon only learn one
// except if it can learn any of these moves in gen 5 or later
switch (move)
{
case 250: // Whirlpool
if (PersonalTable.HGSS.GetFormEntry(species, form).TMHM[96])
return GameVersion.HGSS;
break;
case 432: // Defog
if (PersonalTable.Pt.GetFormEntry(species, form).TMHM[96])
return GameVersion.DPPt;
break;
}
return Legal.NONE;
}
private static GameVersion GetIsMachine4HM(int species, int move, int form)
{
var dpi = Array.IndexOf(Legal.HM_DPPt, move);
if (dpi != 0 && PersonalTable.Pt.GetFormEntry(species, form).TMHM[92 + dpi])
return GameVersion.DPPt;
var gsi = Array.IndexOf(Legal.HM_HGSS, move);
if (gsi != 0 && PersonalTable.HGSS.GetFormEntry(species, form).TMHM[92 + gsi])
return GameVersion.DPPt;
return Legal.NONE;
}
private static GameVersion GetIsMachine5(int species, int move, int form)
{
var index = Array.IndexOf(Legal.TMHM_BW, move);
if (index != -1 && PersonalTable.B2W2.GetFormEntry(species, form).TMHM[index])
return GameVersion.Gen5;
return Legal.NONE;
}
private static GameVersion GetIsMachine6(int species, int move, int form, GameVersion ver)
{
if (GameVersion.XY.Contains(ver))
{
var index = Array.IndexOf(Legal.TMHM_XY, move);
if (index != -1 && PersonalTable.XY.GetFormEntry(species, form).TMHM[index])
return GameVersion.XY;
}
if (GameVersion.ORAS.Contains(ver))
{
var index = Array.IndexOf(Legal.TMHM_AO, move);
if (index != -1 && PersonalTable.AO.GetFormEntry(species, form).TMHM[index])
return GameVersion.ORAS;
}
return Legal.NONE;
}
private static GameVersion GetIsMachine7(int species, int move, int form, GameVersion ver)
{
if (GameVersion.Gen7b.Contains(ver))
{
var index = Array.IndexOf(Legal.TMHM_GG, move);
if (index != -1 && PersonalTable.GG.GetFormEntry(species, form).TMHM[index])
return GameVersion.GG;
}
if (GameVersion.SM.Contains(ver) && species <= Legal.MaxSpeciesID_7)
{
var index = Array.IndexOf(Legal.TMHM_SM, move);
if (index != -1 && PersonalTable.SM.GetFormEntry(species, form).TMHM[index])
return GameVersion.SM;
}
if (GameVersion.USUM.Contains(ver) && species <= Legal.MaxSpeciesID_7_USUM)
{
var index = Array.IndexOf(Legal.TMHM_SM, move);
if (index != -1 && PersonalTable.USUM.GetFormEntry(species, form).TMHM[index])
return GameVersion.USUM;
}
return Legal.NONE;
}
private static GameVersion GetIsMachine8(int species, int move, int form, GameVersion ver)
{
if (GameVersion.SWSH.Contains(ver))
{
var index = Legal.TMHM_SWSH.AsSpan(0, PersonalInfoSWSH.CountTM).IndexOf(move);
if (index != -1 && PersonalTable.SWSH.GetFormEntry(species, form).TMHM[index])
return GameVersion.SWSH;
}
if (GameVersion.BDSP.Contains(ver))
{
var index = Legal.TMHM_BDSP.AsSpan(0, PersonalInfoBDSP.CountTM).IndexOf(move);
if (index != -1 && PersonalTable.BDSP.GetFormEntry(species, form).TMHM[index])
return GameVersion.BDSP;
}
return Legal.NONE;
}
private static GameVersion GetIsRecord8(PKM pkm, int species, int move, int form, GameVersion ver, bool allowBit)
{
if (GameVersion.SWSH.Contains(ver))
{
var index = Legal.TMHM_SWSH.AsSpan(PersonalInfoSWSH.CountTM, PersonalInfoSWSH.CountTR).IndexOf(move);
if (index != -1)
{
if (allowBit)
return GameVersion.SWSH;
if (((ITechRecord8)pkm).GetMoveRecordFlag(index))
return GameVersion.SWSH;
if (index == 12 && species == (int)Species.Calyrex && form == 0) // TR12
return GameVersion.SWSH; // Agility Calyrex without TR glitch.
}
}
return Legal.NONE;
}
public static IEnumerable<int> GetTMHM(PKM pkm, int species, int form, int generation, GameVersion ver = GameVersion.Any, bool RemoveTransfer = true)
{
var r = new List<int>();
var (isRestricted, game) = pkm.IsMovesetRestricted();
if (isRestricted)
ver = game;
switch (generation)
{
case 1: AddMachine1(r, species); break;
case 2: AddMachine2(r, species);
if (pkm.Format >= 7 && pkm.VC1)
r.RemoveAll(z => z > Legal.MaxMoveID_1);
break;
case 3: AddMachine3(r, species, pkm.Format, RemoveTransfer); break;
case 4: AddMachine4(r, species, pkm.Format, RemoveTransfer, form); break;
case 5: AddMachine5(r, species, form); break;
case 6: AddMachine6(r, species, form, ver); break;
case 7: AddMachine7(r, species, form, (pkm.LGPE || pkm.GO) ? (GameVersion)pkm.Version : ver); break;
case 8: AddMachine8(r, species, form, ver); break;
}
return r;
}
public static IEnumerable<int> GetRecords(PKM pkm, int species, int form, int generation)
{
var r = new List<int>();
switch (generation)
{
case 8: AddRecordSWSH(r, species, form, pkm); break;
}
return r;
}
private static void AddPermittedIndexes(List<int> moves, ReadOnlySpan<int> moveIDs, ReadOnlySpan<bool> permit)
{
for (int i = 0; i < moveIDs.Length; i++)
{
if (permit[i])
moves.Add(moveIDs[i]);
}
}
private static void AddMachine1(List<int> r, int species)
{
int index = PersonalTable.RB.GetFormIndex(species, 0);
if (index == 0)
return;
var pi_rb = (PersonalInfoG1)PersonalTable.RB[index];
var pi_y = (PersonalInfoG1)PersonalTable.Y[index];
AddPermittedIndexes(r, Legal.TMHM_RBY, pi_rb.TMHM);
AddPermittedIndexes(r, Legal.TMHM_RBY, pi_y.TMHM);
}
private static void AddMachine2(List<int> r, int species)
{
int index = PersonalTable.C.GetFormIndex(species, 0);
if (index == 0)
return;
var pi_c = PersonalTable.C[index];
AddPermittedIndexes(r, Legal.TMHM_GSC, pi_c.TMHM);
}
private static void AddMachine3(List<int> r, int species, int format, bool RemoveTransfer)
{
int index = PersonalTable.E.GetFormIndex(species, 0);
if (index == 0)
return;
var pi_c = PersonalTable.E[index];
AddPermittedIndexes(r, Legal.TM_3, pi_c.TMHM);
if (!RemoveTransfer || format == 3) // HM moves must be removed for 3->4, only give if current format.
AddPermittedIndexes(r, Legal.HM_3, pi_c.TMHM.AsSpan(50));
}
private static void AddMachine4(List<int> r, int species, int format, bool RemoveTransfer, int form)
{
var pi_hgss = PersonalTable.HGSS.GetFormEntry(species, form);
var pi_dppt = PersonalTable.Pt.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TM_4, pi_hgss.TMHM);
if (RemoveTransfer && format > 4)
{
// The combination of both these moves is illegal, it should be checked that the pokemon only learn one
// except if it can learn any of these moves in gen 5 or later
if (pi_hgss.TMHM[96])
r.Add(250); // Whirlpool
if (pi_dppt.TMHM[96])
r.Add(432); // Defog
}
else
{
AddPermittedIndexes(r, Legal.HM_DPPt, pi_dppt.TMHM.AsSpan(92));
AddPermittedIndexes(r, Legal.HM_HGSS, pi_hgss.TMHM.AsSpan(92));
}
}
private static void AddMachine5(List<int> r, int species, int form)
{
var pi = PersonalTable.B2W2.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TMHM_BW, pi.TMHM);
}
private static void AddMachine6(List<int> r, int species, int form, GameVersion ver = GameVersion.Any)
{
switch (ver)
{
case GameVersion.Any: // Start at the top, hit every table
case GameVersion.X or GameVersion.Y or GameVersion.XY:
AddMachine6XY(r, species, form);
if (ver == GameVersion.Any) // Fall Through
AddMachine6AO(r, species, form);
break;
case GameVersion.AS or GameVersion.OR or GameVersion.ORAS:
AddMachine6AO(r, species, form);
break;
}
}
private static void AddMachine7(List<int> r, int species, int form, GameVersion ver = GameVersion.Any)
{
switch (ver)
{
case GameVersion.GP or GameVersion.GE or GameVersion.GG or GameVersion.GO:
AddMachineGG(r, species, form);
return;
case GameVersion.SN or GameVersion.MN or GameVersion.SM:
if (species <= Legal.MaxSpeciesID_7)
AddMachineSM(r, species, form);
return;
case GameVersion.Any:
case GameVersion.US or GameVersion.UM or GameVersion.USUM:
AddMachineUSUM(r, species, form);
if (ver == GameVersion.Any) // Fall Through
AddMachineSM(r, species, form);
return;
}
}
private static void AddMachine8(List<int> r, int species, int form, GameVersion ver = GameVersion.Any)
{
switch (ver)
{
case GameVersion.Any:
case GameVersion.SW or GameVersion.SH or GameVersion.SWSH:
AddMachineSWSH(r, species, form);
return;
case GameVersion.BD or GameVersion.SP or GameVersion.BDSP:
AddMachineBDSP(r, species, form);
return;
}
}
private static void AddMachine6XY(List<int> r, int species, int form)
{
var pi = PersonalTable.XY.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TMHM_XY, pi.TMHM);
}
private static void AddMachine6AO(List<int> r, int species, int form)
{
var pi = PersonalTable.AO.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TMHM_AO, pi.TMHM);
}
private static void AddMachineSM(List<int> r, int species, int form)
{
if (species > Legal.MaxSpeciesID_7)
return;
var pi = PersonalTable.SM.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TMHM_SM, pi.TMHM);
}
private static void AddMachineUSUM(List<int> r, int species, int form)
{
var pi = PersonalTable.USUM.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TMHM_SM, pi.TMHM);
}
private static void AddMachineGG(List<int> r, int species, int form)
{
if (species > Legal.MaxSpeciesID_7b)
return;
var pi = PersonalTable.GG.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TMHM_GG, pi.TMHM);
}
private static void AddMachineSWSH(List<int> r, int species, int form)
{
if (species > Legal.MaxSpeciesID_8)
return;
var pi = PersonalTable.SWSH.GetFormEntry(species, form);
var tmhm = pi.TMHM;
var arr = Legal.TMHM_SWSH.AsSpan(0, PersonalInfoSWSH.CountTM);
AddPermittedIndexes(r, arr, tmhm);
}
private static void AddMachineBDSP(List<int> r, int species, int form)
{
if (species > Legal.MaxSpeciesID_8b)
return;
var pi = PersonalTable.BDSP.GetFormEntry(species, form);
AddPermittedIndexes(r, Legal.TMHM_BDSP, pi.TMHM);
}
public static void AddRecordSWSH(List<int> r, int species, int form, PKM pkm)
{
if (pkm is not PK8 pk8)
return;
var pi = PersonalTable.SWSH.GetFormEntry(species, form);
var tmhm = pi.TMHM;
for (int i = 0; i < PersonalInfoSWSH.CountTR; i++)
{
var index = i + PersonalInfoSWSH.CountTM;
if (!tmhm[index])
continue;
if (!pk8.GetMoveRecordFlag(i))
{
if (i == 12 && species == (int) Species.Calyrex && form == 0) // TR12
{
// Unfuse logic does not check if the currently known TR move has the flag or not.
// Agility can be learned via Level Up while fused, but only via TR when Unfused.
// We'll let Agility be a legal TR move without the flag, only for Calyrex!
}
else
{
continue;
}
}
r.Add(Legal.TMHM_SWSH[index]);
}
}
public static IEnumerable<int> GetAllPossibleRecords(int species, int form)
{
var pi = PersonalTable.SWSH.GetFormEntry(species, form);
var tmhm = pi.TMHM;
for (int i = 0; i < PersonalInfoSWSH.CountTM; i++)
{
var index = i + PersonalInfoSWSH.CountTM;
if (!tmhm[index])
continue;
yield return Legal.TMHM_SWSH[index];
}
}
}
}