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PKHeX/PKHeX.Core/PKM/PK1.cs

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using System;
using System.Collections.Generic;
using System.Linq;
namespace PKHeX.Core
{
/// <summary> Generation 1 <see cref="PKM"/> format. </summary>
public sealed class PK1 : PKM
{
internal byte[] otname;
internal byte[] nick;
public override PersonalInfo PersonalInfo => PersonalTable.Y[Species];
public byte[] OT_Name_Raw => (byte[])otname.Clone();
public byte[] Nickname_Raw => (byte[])nick.Clone();
public override bool Valid => Species <= 151 && (Data[0] == 0 || Species != 0);
public override int SIZE_PARTY => PKX.SIZE_1PARTY;
public override int SIZE_STORED => PKX.SIZE_1STORED;
internal const int STRLEN_J = 6;
internal const int STRLEN_U = 11;
private int StringLength => Japanese ? STRLEN_J : STRLEN_U;
private string GetString(int Offset, int Count) => StringConverter.GetString1(Data, Offset, Count, Japanese);
private byte[] SetString(string value, int maxLength) => StringConverter.SetString1(value, maxLength - 1, Japanese);
// Trash Bytes
public override byte[] Nickname_Trash { get => nick; set { if (value?.Length == nick.Length) nick = value; } }
public override byte[] OT_Trash { get => otname; set { if (value?.Length == otname.Length) otname = value; } }
public override int Format => 1;
public override bool Japanese => otname.Length == STRLEN_J;
public override bool Korean => false;
public override string FileName
{
get
{
string star = IsShiny ? " ★" : "";
return $"{Species:000}{star} - {Nickname} - {SaveUtil.CRC16_CCITT(Encrypt()):X4}.{Extension}";
}
}
public PK1(byte[] decryptedData = null, string ident = null, bool jp = false)
{
Data = decryptedData ?? new byte[SIZE_PARTY];
Identifier = ident;
if (Data.Length != SIZE_PARTY)
Array.Resize(ref Data, SIZE_PARTY);
int strLen = jp ? STRLEN_J : STRLEN_U;
otname = Enumerable.Repeat((byte) 0x50, strLen).ToArray();
nick = Enumerable.Repeat((byte) 0x50, strLen).ToArray();
}
public override PKM Clone() => new PK1((byte[])Data.Clone(), Identifier, Japanese)
{
otname = (byte[])otname.Clone(),
nick = (byte[])nick.Clone(),
};
public override string Nickname
{
get => StringConverter.GetString1(nick, 0, nick.Length, Japanese);
set
{
if (!IsNicknamed && Nickname == value)
return;
byte[] strdata = SetString(value, StringLength);
if (nick.Any(b => b == 0) && nick[StringLength - 1] == 0x50 && Array.FindIndex(nick, b => b == 0) == strdata.Length - 1) // Handle JP Mew event with grace
{
int firstInd = Array.FindIndex(nick, b => b == 0);
for (int i = firstInd; i < StringLength - 1; i++)
if (nick[i] != 0)
break;
strdata = strdata.Take(strdata.Length - 1).ToArray();
}
strdata.CopyTo(nick, 0);
}
}
public override string OT_Name
{
get => StringConverter.GetString1(otname, 0, otname.Length, Japanese);
set
{
byte[] strdata = SetString(value, StringLength);
if (otname.Any(b => b == 0) && otname[StringLength - 1] == 0x50 && Array.FindIndex(otname, b => b == 0) == strdata.Length - 1) // Handle JP Mew event with grace
{
int firstInd = Array.FindIndex(otname, b => b == 0);
for (int i = firstInd; i < StringLength - 1; i++)
if (otname[i] != 0)
break;
strdata = strdata.Take(strdata.Length - 1).ToArray();
}
strdata.CopyTo(otname, 0);
}
}
protected override byte[] Encrypt() => new PokemonList1(this).GetBytes();
public override byte[] EncryptedPartyData => Encrypt();
public override byte[] EncryptedBoxData => Encrypt();
public override byte[] DecryptedBoxData => Encrypt();
public override byte[] DecryptedPartyData => Encrypt();
private bool? _isnicknamed;
public override bool IsNicknamed
{
get => (bool)(_isnicknamed ?? (_isnicknamed = !nick.SequenceEqual(GetNonNickname())));
set
{
_isnicknamed = value;
if (_isnicknamed == false)
SetNotNicknamed();
}
}
public void SetNotNicknamed() => nick = GetNonNickname().ToArray();
private IEnumerable<byte> GetNonNickname()
{
var name = PKX.GetSpeciesNameGeneration(Species, GuessedLanguage(), Format);
var bytes = SetString(name, StringLength);
return bytes.Concat(Enumerable.Repeat((byte)0x50, nick.Length - bytes.Length))
.Select(b => (byte)(b == 0xF2 ? 0xE8 : b)); // Decimal point<->period fix
}
public bool IsNicknamedBank
{
get
{
var spName = PKX.GetSpeciesNameGeneration(Species, GuessedLanguage(), Format);
return Nickname != spName;
}
}
public override int Language
{
get
{
if (Japanese)
return (int)LanguageID.Japanese;
if (StringConverter.IsG12German(otname))
return (int)LanguageID.German;
int lang = PKX.GetSpeciesNameLanguage(Species, Nickname, Format);
if (lang > 0)
return lang;
return 0;
}
set { }
}
private int GuessedLanguage(int fallback = (int)LanguageID.English)
{
int lang = Language;
if (lang > 0)
return lang;
if (fallback == (int)LanguageID.French || fallback == (int)LanguageID.German) // only other permitted besides English
return fallback;
return (int)LanguageID.English;
}
#region Stored Attributes
public int SpeciesID1 { get => Data[0]; set => Data[0] = (byte)value; } // raw access
public override int Species
{
get => SpeciesConverter.GetG1Species(SpeciesID1);
set
{
SpeciesID1 = (byte)SpeciesConverter.SetG1Species(value);
// Before updating catch rate, check if non-standard
if (TradebackStatus != TradebackType.WasTradeback && !CatchRateIsItem && !(value == 25 && Catch_Rate == 0xA3)) // Light Ball Pikachu
{
int baseSpecies = Legal.GetBaseSpecies(this);
int Rate = Catch_Rate;
int count = value - baseSpecies + 1;
if (Enumerable.Range(baseSpecies, count).All(z => Rate != PersonalTable.RB[z].CatchRate && Rate != PersonalTable.Y[z].CatchRate))
Catch_Rate = PersonalTable.RB[value].CatchRate;
}
Type_A = PersonalInfo.Type1;
Type_B = PersonalInfo.Type2;
}
}
public override int Stat_HPCurrent { get => BigEndian.ToUInt16(Data, 0x1); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x1); }
public int Status_Condition { get => Data[4]; set => Data[4] = (byte)value; }
public int Type_A { get => Data[5]; set => Data[5] = (byte)value; }
public int Type_B { get => Data[6]; set => Data[6] = (byte)value; }
public int Catch_Rate { get => Data[7]; set => Data[7] = (byte)value; }
public override int Move1 { get => Data[8]; set => Data[8] = (byte)value; }
public override int Move2 { get => Data[9]; set => Data[9] = (byte)value; }
public override int Move3 { get => Data[10]; set => Data[10] = (byte)value; }
public override int Move4 { get => Data[11]; set => Data[11] = (byte)value; }
public override int TID { get => BigEndian.ToUInt16(Data, 0xC); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0xC); }
public override uint EXP
{
get => (BigEndian.ToUInt32(Data, 0xE) >> 8) & 0x00FFFFFF;
set => Array.Copy(BigEndian.GetBytes((value << 8) & 0xFFFFFF00), 0, Data, 0xE, 3);
}
public override int EV_HP { get => BigEndian.ToUInt16(Data, 0x11); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x11); }
public override int EV_ATK { get => BigEndian.ToUInt16(Data, 0x13); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x13); }
public override int EV_DEF { get => BigEndian.ToUInt16(Data, 0x15); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x15); }
public override int EV_SPE { get => BigEndian.ToUInt16(Data, 0x17); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x17); }
public int EV_SPC { get => BigEndian.ToUInt16(Data, 0x19); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x19); }
public override int EV_SPA { get => EV_SPC; set => EV_SPC = value; }
public override int EV_SPD { get => EV_SPC; set { } }
public ushort DV16 { get => BigEndian.ToUInt16(Data, 0x1B); set => BigEndian.GetBytes(value).CopyTo(Data, 0x1B); }
public override int IV_HP { get => ((IV_ATK & 1) << 3) | ((IV_DEF & 1) << 2) | ((IV_SPE & 1) << 1) | ((IV_SPC & 1) << 0); set { } }
public override int IV_ATK { get => (DV16 >> 12) & 0xF; set => DV16 = (ushort)((DV16 & ~(0xF << 12)) | (ushort)((value > 0xF ? 0xF : value) << 12)); }
public override int IV_DEF { get => (DV16 >> 8) & 0xF; set => DV16 = (ushort)((DV16 & ~(0xF << 8)) | (ushort)((value > 0xF ? 0xF : value) << 8)); }
public override int IV_SPE { get => (DV16 >> 4) & 0xF; set => DV16 = (ushort)((DV16 & ~(0xF << 4)) | (ushort)((value > 0xF ? 0xF : value) << 4)); }
public int IV_SPC { get => (DV16 >> 0) & 0xF; set => DV16 = (ushort)((DV16 & ~(0xF << 0)) | (ushort)((value > 0xF ? 0xF : value) << 0)); }
public override int IV_SPA { get => IV_SPC; set => IV_SPC = value; }
public override int IV_SPD { get => IV_SPC; set { } }
public override int Move1_PP { get => Data[0x1D] & 0x3F; set => Data[0x1D] = (byte)((Data[0x1D] & 0xC0) | Math.Min(63, value)); }
public override int Move2_PP { get => Data[0x1E] & 0x3F; set => Data[0x1E] = (byte)((Data[0x1E] & 0xC0) | Math.Min(63, value)); }
public override int Move3_PP { get => Data[0x1F] & 0x3F; set => Data[0x1F] = (byte)((Data[0x1F] & 0xC0) | Math.Min(63, value)); }
public override int Move4_PP { get => Data[0x20] & 0x3F; set => Data[0x20] = (byte)((Data[0x20] & 0xC0) | Math.Min(63, value)); }
public override int Move1_PPUps { get => (Data[0x1D] & 0xC0) >> 6; set => Data[0x1D] = (byte)((Data[0x1D] & 0x3F) | ((value & 0x3) << 6)); }
public override int Move2_PPUps { get => (Data[0x1E] & 0xC0) >> 6; set => Data[0x1E] = (byte)((Data[0x1E] & 0x3F) | ((value & 0x3) << 6)); }
public override int Move3_PPUps { get => (Data[0x1F] & 0xC0) >> 6; set => Data[0x1F] = (byte)((Data[0x1F] & 0x3F) | ((value & 0x3) << 6)); }
public override int Move4_PPUps { get => (Data[0x20] & 0xC0) >> 6; set => Data[0x20] = (byte)((Data[0x20] & 0x3F) | ((value & 0x3) << 6)); }
#endregion
#region Party Attributes
public override int Stat_Level
{
get => Data[0x21];
set { Data[0x21] = (byte)value; Data[0x3] = (byte)value; }
}
public override int Stat_HPMax { get => BigEndian.ToUInt16(Data, 0x22); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x22); }
public override int Stat_ATK { get => BigEndian.ToUInt16(Data, 0x24); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x24); }
public override int Stat_DEF { get => BigEndian.ToUInt16(Data, 0x26); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x26); }
public override int Stat_SPE { get => BigEndian.ToUInt16(Data, 0x28); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x28); }
public int Stat_SPC { get => BigEndian.ToUInt16(Data, 0x2A); set => BigEndian.GetBytes((ushort)value).CopyTo(Data, 0x2A); }
// Leave SPA and SPD as alias for SPC
public override int Stat_SPA { get => Stat_SPC; set => Stat_SPC = value; }
public override int Stat_SPD { get => Stat_SPC; set { } }
#endregion
public override int GetMovePP(int move, int ppup) => Math.Min(61, base.GetMovePP(move, ppup));
public override ushort[] GetStats(PersonalInfo p)
{
ushort[] Stats = new ushort[6];
for (int i = 0; i < Stats.Length; i++)
{
ushort L = (ushort)Stat_Level;
ushort B = (ushort)p.Stats[i];
ushort I = (ushort)IVs[i];
ushort E = // Fixed formula via http://www.smogon.com/ingame/guides/rby_gsc_stats
(ushort)Math.Floor(Math.Min(255, Math.Floor(Math.Sqrt(Math.Max(0, EVs[i] - 1)) + 1)) / 4.0);
Stats[i] = (ushort)Math.Floor((2 * (B + I) + E) * L / 100.0 + 5);
}
Stats[0] += (ushort)(5 + Stat_Level); // HP
return Stats;
}
#region Future, Unused Attributes
public override bool IsGenderValid() => true; // not a separate property, derived via IVs
public override uint EncryptionConstant { get => 0; set { } }
public override uint PID { get => 0; set { } }
public override int Met_Level { get => 0; set { } }
public override int Nature { get => 0; set { } }
public override int AltForm { get => 0; set { } }
public override bool IsEgg { get => false; set { } }
public override int HeldItem { get => 0; set { } }
public override bool CanHoldItem(ushort[] ValidArray) => false;
public override bool IsShiny => IV_DEF == 10 && IV_SPE == 10 && IV_SPC == 10 && (IV_ATK & 2) == 2;
public override ushort Sanity { get => 0; set { } }
public override bool ChecksumValid => true;
public override ushort Checksum { get => 0; set { } }
public override bool FatefulEncounter { get => false; set { } }
public override int TSV => 0x0000;
public override int PSV => 0xFFFF;
public override int Characteristic => -1;
public override int MarkValue { get => 0; protected set { } }
public override int CurrentFriendship { get => 0; set { } }
public override int Ability { get => -1; set { } }
public override int CurrentHandler { get => 0; set { } }
public override int Met_Location { get => 0; set { } }
public override int Egg_Location { get => 0; set { } }
public override int OT_Friendship { get => 0; set { } }
public override int OT_Gender { get => 0; set { } }
public override int Ball { get => 0; set { } }
public override int Version { get => (int)GameVersion.RBY; set { } }
public override int SID { get => 0; set { } }
public override int PKRS_Strain { get => 0; set { } }
public override int PKRS_Days { get => 0; set { } }
#endregion
public bool CatchRateIsItem = false;
public override int Gender
{
get
{
int gv = PersonalInfo.Gender;
if (gv == 255)
return 2;
if (gv == 254)
return 1;
if (gv == 0)
return 0;
return IV_ATK > gv >> 4 ? 0 : 1;
}
set { }
}
// Maximums
public override int MaxMoveID => Legal.MaxMoveID_1;
public override int MaxSpeciesID => Legal.MaxSpeciesID_1;
public override int MaxAbilityID => Legal.MaxAbilityID_1;
public override int MaxItemID => Legal.MaxItemID_1;
public override int MaxBallID => -1;
public override int MaxGameID => -1;
public override int MaxIV => 15;
public override int MaxEV => ushort.MaxValue;
public override int OTLength => Japanese ? 5 : 7;
public override int NickLength => Japanese ? 5 : 10;
public PK2 ConvertToPK2()
{
PK2 pk2 = new PK2(null, Identifier, Japanese) {Species = Species};
Array.Copy(Data, 0x7, pk2.Data, 0x1, 0x1A);
// https://github.com/pret/pokecrystal/blob/master/engine/link.asm#L1132
if (!Legal.HeldItems_GSC.Contains((ushort)pk2.HeldItem))
switch (pk2.HeldItem)
{
case 0x19:
pk2.HeldItem = 0x92; // Leftovers
break;
case 0x2D:
pk2.HeldItem = 0x53; // Bitter Berry
break;
case 0x32:
pk2.HeldItem = 0xAE; // Leftovers
break;
case 0x5A:
case 0x64:
case 0x78:
case 0x87:
case 0xBE:
case 0xC3:
case 0xDC:
case 0xFA:
case 0xFF:
pk2.HeldItem = 0xAD; // Berry
break;
}
pk2.CurrentFriendship = pk2.PersonalInfo.BaseFriendship;
// Pokerus = 0
// Caught Data = 0
pk2.Stat_Level = PKX.GetLevel(Species, EXP);
Array.Copy(otname, 0, pk2.otname, 0, otname.Length);
Array.Copy(nick, 0, pk2.nick, 0, nick.Length);
return pk2;
}
public PK7 ConvertToPK7()
{
var pk7 = new PK7
{
EncryptionConstant = Util.Rand32(),
Species = Species,
TID = TID,
CurrentLevel = CurrentLevel,
EXP = EXP,
Met_Level = CurrentLevel,
Nature = (int) (EXP%25),
PID = Util.Rand32(),
Ball = 4,
MetDate = DateTime.Now,
Version = (int)GameVersion.RD, // Default to red
Move1 = Move1,
Move2 = Move2,
Move3 = Move3,
Move4 = Move4,
Move1_PPUps = Move1_PPUps,
Move2_PPUps = Move2_PPUps,
Move3_PPUps = Move3_PPUps,
Move4_PPUps = Move4_PPUps,
Move1_PP = Move1_PP,
Move2_PP = Move2_PP,
Move3_PP = Move3_PP,
Move4_PP = Move4_PP,
Met_Location = Legal.Transfer1, // "Kanto region", hardcoded.
Gender = Gender,
OT_Name = StringConverter.GetG1ConvertedString(otname, Japanese),
IsNicknamed = false,
Country = PKMConverter.Country,
Region = PKMConverter.Region,
ConsoleRegion = PKMConverter.ConsoleRegion,
CurrentHandler = 1,
HT_Name = PKMConverter.OT_Name,
HT_Gender = PKMConverter.OT_Gender,
Geo1_Country = PKMConverter.Country,
Geo1_Region = PKMConverter.Region
};
pk7.Language = GuessedLanguage(PKMConverter.Language);
pk7.Nickname = PKX.GetSpeciesNameGeneration(pk7.Species, pk7.Language, pk7.Format);
if (otname[0] == StringConverter.G1TradeOTCode) // Ingame Trade
pk7.OT_Name = Encounters1.TradeOTG1[pk7.Language];
pk7.OT_Friendship = pk7.HT_Friendship = PersonalTable.SM[Species].BaseFriendship;
// IVs
var new_ivs = new int[6];
int flawless = Species == 151 ? 5 : 3;
for (var i = 0; i < new_ivs.Length; i++) new_ivs[i] = Util.Rand.Next(pk7.MaxIV + 1);
for (var i = 0; i < flawless; i++) new_ivs[i] = 31;
Util.Shuffle(new_ivs);
pk7.IVs = new_ivs;
if (IsShiny)
pk7.SetShinyPID();
int abil = 2; // Hidden
if (Legal.TransferSpeciesDefaultAbility_1.Contains(Species))
abil = 0; // Reset
pk7.RefreshAbility(abil); // 0/1/2 (not 1/2/4)
if (Species == 151) // Mew gets special treatment.
pk7.FatefulEncounter = true;
else if (IsNicknamedBank)
{
pk7.IsNicknamed = true;
pk7.Nickname = StringConverter.GetG1ConvertedString(nick, Japanese);
}
pk7.TradeMemory(Bank:true); // oh no, memories on gen7 pkm
pk7.RefreshChecksum();
return pk7;
}
}
public class PokemonList1
{
private const int CAPACITY_DAYCARE = 1;
private const int CAPACITY_PARTY = 6;
private const int CAPACITY_STORED = 20;
private const int CAPACITY_STORED_JP = 30;
private readonly bool Japanese;
private int StringLength => Japanese ? PK1.STRLEN_J : PK1.STRLEN_U;
public enum CapacityType
{
Daycare = CAPACITY_DAYCARE,
Party = CAPACITY_PARTY,
Stored = CAPACITY_STORED,
StoredJP = CAPACITY_STORED_JP,
Single
}
private static int GetEntrySize(CapacityType c) => c == CapacityType.Single || c == CapacityType.Party
? PKX.SIZE_1PARTY
: PKX.SIZE_1STORED;
private static byte GetCapacity(CapacityType c) => c == CapacityType.Single ? (byte)1 : (byte)c;
private static byte[] GetEmptyList(CapacityType c, bool is_JP = false)
{
int cap = GetCapacity(c);
return new[] { (byte)0 }.Concat(Enumerable.Repeat((byte)0xFF, cap + 1)).Concat(Enumerable.Repeat((byte)0, GetEntrySize(c) * cap)).Concat(Enumerable.Repeat((byte)0x50, (is_JP ? PK1.STRLEN_J : PK1.STRLEN_U) * 2 * cap)).ToArray();
}
public PokemonList1(byte[] d, CapacityType c = CapacityType.Single, bool jp = false)
{
Japanese = jp;
Data = d ?? GetEmptyList(c, Japanese);
Capacity = GetCapacity(c);
Entry_Size = GetEntrySize(c);
if (Data.Length != DataSize)
Array.Resize(ref Data, DataSize);
Pokemon = new PK1[Capacity];
for (int i = 0; i < Capacity; i++)
{
int base_ofs = 2 + Capacity;
byte[] dat = new byte[Entry_Size];
byte[] otname = new byte[StringLength];
byte[] nick = new byte[StringLength];
Buffer.BlockCopy(Data, base_ofs + Entry_Size * i, dat, 0, Entry_Size);
Buffer.BlockCopy(Data, base_ofs + Capacity * Entry_Size + StringLength * i, otname, 0, StringLength);
Buffer.BlockCopy(Data, base_ofs + Capacity * Entry_Size + StringLength * (i + Capacity), nick, 0, StringLength);
Pokemon[i] = new PK1(dat, null, jp) {otname = otname, nick = nick};
}
}
public PokemonList1(CapacityType c = CapacityType.Single, bool jp = false)
: this(null, c, jp) => Count = 1;
public PokemonList1(PK1 pk)
: this(CapacityType.Single, pk.Japanese)
{
this[0] = pk;
Count = 1;
}
private readonly byte[] Data;
private readonly byte Capacity;
private readonly int Entry_Size;
public byte Count
{
get => Data[0];
set => Data[0] = value > Capacity ? Capacity : value;
}
public readonly PK1[] Pokemon;
public PK1 this[int i]
{
get
{
if (i > Capacity || i < 0) throw new ArgumentOutOfRangeException($"Invalid PokemonList Access: {i}");
return Pokemon[i];
}
set
{
if (value == null) return;
Pokemon[i] = (PK1)value.Clone();
}
}
private void Update()
{
int count = Array.FindIndex(Pokemon, pk => pk.Species == 0);
Count = count < 0 ? Capacity : (byte)count;
for (int i = 0; i < Count; i++)
{
int base_ofs = 2 + Capacity;
Data[1 + i] = (byte)SpeciesConverter.SetG1Species(Pokemon[i].Species);
Array.Copy(Pokemon[i].Data, 0, Data, base_ofs + Entry_Size * i, Entry_Size);
Array.Copy(Pokemon[i].OT_Name_Raw, 0, Data, base_ofs + Capacity * Entry_Size + StringLength * i, StringLength);
Array.Copy(Pokemon[i].Nickname_Raw, 0, Data, base_ofs + Capacity * Entry_Size + StringLength * (i + Capacity), StringLength);
}
Data[1 + Count] = byte.MaxValue;
}
public byte[] GetBytes()
{
Update();
return Data;
}
private int DataSize => Capacity * (Entry_Size + 1 + 2 * StringLength) + 2;
public static int GetDataLength(CapacityType c, bool jp = false) => GetCapacity(c) * (GetEntrySize(c) + 1 + 2 * (jp ? PK1.STRLEN_J : PK1.STRLEN_U)) + 2;
}
}
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