mirror of
https://github.com/kwsch/PKHeX
synced 2024-09-20 14:21:59 +00:00
243 lines
12 KiB
C#
243 lines
12 KiB
C#
using System;
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using System.Collections.Generic;
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using static System.Buffers.Binary.BinaryPrimitives;
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namespace PKHeX.Core
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{
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/// <summary> Generation 1 <see cref="PKM"/> format. </summary>
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public sealed class PK1 : GBPKML
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{
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public override PersonalInfo PersonalInfo => PersonalTable.Y[Species];
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public override bool Valid => Species <= 151 && (Data[0] == 0 || Species != 0);
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public override int SIZE_PARTY => PokeCrypto.SIZE_1PARTY;
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public override int SIZE_STORED => PokeCrypto.SIZE_1STORED;
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public override bool Korean => false;
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public override EntityContext Context => EntityContext.Gen1;
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public PK1(bool jp = false) : base(PokeCrypto.SIZE_1PARTY, jp) { }
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public PK1(byte[] decryptedData, bool jp = false) : base(EnsurePartySize(decryptedData), jp) { }
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private static byte[] EnsurePartySize(byte[] data)
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{
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if (data.Length != PokeCrypto.SIZE_1PARTY)
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Array.Resize(ref data, PokeCrypto.SIZE_1PARTY);
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return data;
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}
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public override PKM Clone()
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{
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var clone = new PK1((byte[])Data.Clone(), Japanese);
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OT_Trash.CopyTo(clone.OT_Trash);
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Nickname_Trash.CopyTo(clone.Nickname_Trash);
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return clone;
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}
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protected override byte[] Encrypt() => new PokeList1(this).Write();
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#region Stored Attributes
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public byte SpeciesID1 { get => Data[0]; set => Data[0] = value; } // raw access
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public override int Species { get => SpeciesConverter.GetG1Species(SpeciesID1); set => SetSpeciesValues(value); }
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public override int Stat_HPCurrent { get => ReadUInt16BigEndian(Data.AsSpan(0x1)); set => WriteUInt16BigEndian(Data.AsSpan(0x1), (ushort)value); }
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public int Stat_LevelBox { get => Data[3]; set => Data[3] = (byte)value; }
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public override int Status_Condition { get => Data[4]; set => Data[4] = (byte)value; }
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public int Type_A { get => Data[5]; set => Data[5] = (byte)value; }
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public int Type_B { get => Data[6]; set => Data[6] = (byte)value; }
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public int Catch_Rate { get => Data[7]; set => Data[7] = (byte)value; }
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public override int Move1 { get => Data[8]; set => Data[8] = (byte)value; }
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public override int Move2 { get => Data[9]; set => Data[9] = (byte)value; }
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public override int Move3 { get => Data[10]; set => Data[10] = (byte)value; }
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public override int Move4 { get => Data[11]; set => Data[11] = (byte)value; }
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public override int TID { get => ReadUInt16BigEndian(Data.AsSpan(0xC)); set => WriteUInt16BigEndian(Data.AsSpan(0xC), (ushort)value); }
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public override uint EXP { get => ReadUInt32BigEndian(Data.AsSpan(0xE)) >> 8; set => WriteUInt32BigEndian(Data.AsSpan(0xE), (value << 8) | Data[0x11]); }
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public override int EV_HP { get => ReadUInt16BigEndian(Data.AsSpan(0x11)); set => WriteUInt16BigEndian(Data.AsSpan(0x11), (ushort)value); }
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public override int EV_ATK { get => ReadUInt16BigEndian(Data.AsSpan(0x13)); set => WriteUInt16BigEndian(Data.AsSpan(0x13), (ushort)value); }
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public override int EV_DEF { get => ReadUInt16BigEndian(Data.AsSpan(0x15)); set => WriteUInt16BigEndian(Data.AsSpan(0x15), (ushort)value); }
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public override int EV_SPE { get => ReadUInt16BigEndian(Data.AsSpan(0x17)); set => WriteUInt16BigEndian(Data.AsSpan(0x17), (ushort)value); }
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public override int EV_SPC { get => ReadUInt16BigEndian(Data.AsSpan(0x19)); set => WriteUInt16BigEndian(Data.AsSpan(0x19), (ushort)value); }
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public override ushort DV16 { get => ReadUInt16BigEndian(Data.AsSpan(0x1B)); set => WriteUInt16BigEndian(Data.AsSpan(0x1B), value); }
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public override int Move1_PP { get => Data[0x1D] & 0x3F; set => Data[0x1D] = (byte)((Data[0x1D] & 0xC0) | Math.Min(63, value)); }
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public override int Move2_PP { get => Data[0x1E] & 0x3F; set => Data[0x1E] = (byte)((Data[0x1E] & 0xC0) | Math.Min(63, value)); }
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public override int Move3_PP { get => Data[0x1F] & 0x3F; set => Data[0x1F] = (byte)((Data[0x1F] & 0xC0) | Math.Min(63, value)); }
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public override int Move4_PP { get => Data[0x20] & 0x3F; set => Data[0x20] = (byte)((Data[0x20] & 0xC0) | Math.Min(63, value)); }
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public override int Move1_PPUps { get => (Data[0x1D] & 0xC0) >> 6; set => Data[0x1D] = (byte)((Data[0x1D] & 0x3F) | ((value & 0x3) << 6)); }
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public override int Move2_PPUps { get => (Data[0x1E] & 0xC0) >> 6; set => Data[0x1E] = (byte)((Data[0x1E] & 0x3F) | ((value & 0x3) << 6)); }
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public override int Move3_PPUps { get => (Data[0x1F] & 0xC0) >> 6; set => Data[0x1F] = (byte)((Data[0x1F] & 0x3F) | ((value & 0x3) << 6)); }
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public override int Move4_PPUps { get => (Data[0x20] & 0xC0) >> 6; set => Data[0x20] = (byte)((Data[0x20] & 0x3F) | ((value & 0x3) << 6)); }
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#endregion
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#region Party Attributes
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public override int Stat_Level { get => Data[0x21]; set => Stat_LevelBox = Data[0x21] = (byte)value; }
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public override int Stat_HPMax { get => ReadUInt16BigEndian(Data.AsSpan(0x22)); set => WriteUInt16BigEndian(Data.AsSpan(0x22), (ushort)value); }
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public override int Stat_ATK { get => ReadUInt16BigEndian(Data.AsSpan(0x24)); set => WriteUInt16BigEndian(Data.AsSpan(0x24), (ushort)value); }
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public override int Stat_DEF { get => ReadUInt16BigEndian(Data.AsSpan(0x26)); set => WriteUInt16BigEndian(Data.AsSpan(0x26), (ushort)value); }
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public override int Stat_SPE { get => ReadUInt16BigEndian(Data.AsSpan(0x28)); set => WriteUInt16BigEndian(Data.AsSpan(0x28), (ushort)value); }
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public int Stat_SPC { get => ReadUInt16BigEndian(Data.AsSpan(0x2A)); set => WriteUInt16BigEndian(Data.AsSpan(0x2A), (ushort)value); }
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// Leave SPA and SPD as alias for SPC
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public override int Stat_SPA { get => Stat_SPC; set => Stat_SPC = value; }
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public override int Stat_SPD { get => Stat_SPC; set { } }
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#endregion
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public static bool IsCatchRateHeldItem(int rate) => rate == 0 || Array.IndexOf(Legal.HeldItems_GSC, (ushort)rate) >= 0;
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private static bool IsCatchRatePreEvolutionRate(int baseSpecies, int finalSpecies, int rate)
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{
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for (int species = baseSpecies; species <= finalSpecies; species++)
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{
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if (rate == PersonalTable.RB[species].CatchRate || rate == PersonalTable.Y[species].CatchRate)
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return true;
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}
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return false;
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}
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private void SetSpeciesValues(int value)
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{
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var updated = SpeciesConverter.SetG1Species(value);
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if (SpeciesID1 == updated)
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return;
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SpeciesID1 = updated;
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Type_A = PersonalInfo.Type1;
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Type_B = PersonalInfo.Type2;
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// Before updating catch rate, check if non-standard
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if (IsValidCatchRateAnyPreEvo(value, Catch_Rate))
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return;
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// Matches nothing possible; just reset to current Species' rate.
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Catch_Rate = PersonalTable.RB[value].CatchRate;
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}
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private static bool IsValidCatchRateAnyPreEvo(int species, int rate)
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{
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if (IsCatchRateHeldItem(rate))
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return true;
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if (species == (int)Core.Species.Pikachu && rate == 0xA3) // Light Ball (starter)
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return true;
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var table = EvolutionTree.Evolves1;
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var baby = table.GetBaseSpeciesForm(species, 0);
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return IsCatchRatePreEvolutionRate(baby, species, rate);
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}
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public override int Version { get => (int)GameVersion.RBY; set { } }
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public override int PKRS_Strain { get => 0; set { } }
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public override int PKRS_Days { get => 0; set { } }
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public override bool CanHoldItem(IReadOnlyList<ushort> valid) => false;
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public override int Met_Location { get => 0; set { } }
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public override int OT_Gender { get => 0; set { } }
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public override int Met_Level { get => 0; set { } }
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public override int CurrentFriendship { get => 0; set { } }
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public override bool IsEgg { get => false; set { } }
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public override int HeldItem { get => 0; set { } }
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public override int OT_Friendship { get => 0; set { } }
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// Maximums
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public override int MaxMoveID => Legal.MaxMoveID_1;
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public override int MaxSpeciesID => Legal.MaxSpeciesID_1;
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public override int MaxAbilityID => Legal.MaxAbilityID_1;
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public override int MaxItemID => Legal.MaxItemID_1;
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// Extra
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public int Gen2Item => ItemConverter.GetItemFuture1(Catch_Rate);
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public PK2 ConvertToPK2()
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{
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PK2 pk2 = new(Japanese) {Species = Species};
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Array.Copy(Data, 0x7, pk2.Data, 0x1, 0x1A);
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RawOT.CopyTo(pk2.RawOT, 0);
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RawNickname.CopyTo(pk2.RawNickname, 0);
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pk2.HeldItem = Gen2Item;
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pk2.CurrentFriendship = pk2.PersonalInfo.BaseFriendship;
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pk2.Stat_Level = CurrentLevel;
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return pk2;
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}
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public PK7 ConvertToPK7()
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{
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var rnd = Util.Rand;
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var pk7 = new PK7
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{
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EncryptionConstant = rnd.Rand32(),
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Species = Species,
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TID = TID,
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CurrentLevel = CurrentLevel,
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EXP = EXP,
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Met_Level = CurrentLevel,
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Nature = Experience.GetNatureVC(EXP),
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PID = rnd.Rand32(),
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Ball = 4,
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MetDate = DateTime.Now,
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Version = (int)GameVersion.RD, // Default to red
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Move1 = Move1,
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Move2 = Move2,
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Move3 = Move3,
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Move4 = Move4,
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Move1_PPUps = Move1_PPUps,
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Move2_PPUps = Move2_PPUps,
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Move3_PPUps = Move3_PPUps,
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Move4_PPUps = Move4_PPUps,
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Met_Location = Locations.Transfer1, // "Kanto region", hardcoded.
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Gender = Gender,
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OT_Name = StringConverter12Transporter.GetString(RawOT, Japanese),
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IsNicknamed = false,
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CurrentHandler = 1,
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HT_Name = RecentTrainerCache.OT_Name,
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HT_Gender = RecentTrainerCache.OT_Gender,
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};
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RecentTrainerCache.SetConsoleRegionData3DS(pk7);
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RecentTrainerCache.SetFirstCountryRegion(pk7);
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pk7.HealPP();
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var lang = TransferLanguage(RecentTrainerCache.Language);
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pk7.Language = lang;
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pk7.Nickname = SpeciesName.GetSpeciesNameGeneration(pk7.Species, lang, pk7.Format);
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if (RawOT[0] == StringConverter12.G1TradeOTCode) // In-game Trade
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pk7.OT_Name = StringConverter12.G1TradeOTName[lang];
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pk7.OT_Friendship = pk7.HT_Friendship = PersonalTable.SM[Species].BaseFriendship;
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// IVs
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Span<int> finalIVs = stackalloc int[6];
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int flawless = Species == (int)Core.Species.Mew ? 5 : 3;
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for (var i = 0; i < finalIVs.Length; i++)
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finalIVs[i] = rnd.Next(32);
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for (var i = 0; i < flawless; i++)
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finalIVs[i] = 31;
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Util.Shuffle(finalIVs);
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pk7.SetIVs(finalIVs);
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switch (IsShiny ? Shiny.Always : Shiny.Never)
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{
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case Shiny.Always when !pk7.IsShiny: // Force Square
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pk7.PID = (uint)(((pk7.TID ^ 0 ^ (pk7.PID & 0xFFFF) ^ 0) << 16) | (pk7.PID & 0xFFFF));
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break;
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case Shiny.Never when pk7.IsShiny: // Force Not Shiny
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pk7.PID ^= 0x1000_0000;
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break;
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}
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int abil = Legal.TransferSpeciesDefaultAbilityGen1(Species) ? 0 : 2; // Hidden
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pk7.RefreshAbility(abil); // 0/1/2 (not 1/2/4)
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if (Species == (int)Core.Species.Mew) // Mew gets special treatment.
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{
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pk7.FatefulEncounter = true;
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}
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else if (IsNicknamedBank)
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{
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pk7.IsNicknamed = true;
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pk7.Nickname = StringConverter12Transporter.GetString(RawNickname, Japanese);
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}
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pk7.SetTradeMemoryHT6(bank:true); // oh no, memories on gen7 pkm
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pk7.RefreshChecksum();
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return pk7;
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}
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}
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}
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