mirror of
https://github.com/kwsch/PKHeX
synced 2024-11-23 12:33:06 +00:00
599 lines
21 KiB
C#
599 lines
21 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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/// <summary>
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/// Generation 1 <see cref="SaveFile"/> object.
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/// </summary>
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public sealed class SAV1 : SaveFile, ILangDeviantSave, IEventFlagArray, IEventWorkArray<byte>, IBoxDetailName, IDaycareStorage
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{
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protected internal override string ShortSummary => $"{OT} ({Version}) - {PlayTimeString}";
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public override string Extension => ".sav";
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public bool IsVirtualConsole => State.Exportable && Metadata.FileName is { } s && s.StartsWith("sav", StringComparison.Ordinal) && s.Contains(".dat"); // default to GB-Era for non-exportable
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public int SaveRevision => Japanese ? 0 : 1;
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public string SaveRevisionString => (Japanese ? "J" : "U") + (IsVirtualConsole ? "VC" : "GB");
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public bool Japanese { get; }
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public bool Korean => false;
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public override int Language => Japanese ? 1 : -1;
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public override PersonalTable1 Personal { get; }
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public override ReadOnlySpan<ushort> HeldItems => [];
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public override IReadOnlyList<string> PKMExtensions => Array.FindAll(PKM.Extensions, f =>
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{
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int gen = f[^1] - 0x30;
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return gen is 1 or 2;
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});
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public SAV1(GameVersion version = GameVersion.RBY, bool japanese = false) : base(SaveUtil.SIZE_G1RAW)
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{
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Version = version;
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Japanese = japanese;
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Offsets = Japanese ? SAV1Offsets.JPN : SAV1Offsets.INT;
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Personal = version == GameVersion.YW ? PersonalTable.Y : PersonalTable.RB;
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Initialize(version);
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ClearBoxes();
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}
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public SAV1(byte[] data, GameVersion versionOverride = GameVersion.Any) : base(data)
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{
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Japanese = SaveUtil.GetIsG1SAVJ(Data);
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Offsets = Japanese ? SAV1Offsets.JPN : SAV1Offsets.INT;
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Version = versionOverride != GameVersion.Any ? versionOverride : SaveUtil.GetIsG1SAV(data);
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Personal = Version == GameVersion.YW ? PersonalTable.Y : PersonalTable.RB;
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if (Version == GameVersion.Invalid)
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return;
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Initialize(versionOverride);
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}
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private void Initialize(GameVersion versionOverride)
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{
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// see if RBY can be differentiated
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if (versionOverride is not (GameVersion.RB or GameVersion.YW))
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{
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if (Starter != 0)
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Version = Yellow ? GameVersion.YW : GameVersion.RB;
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else
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Version = Data[Offsets.PikaFriendship] != 0 ? GameVersion.YW : GameVersion.RB;
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}
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Box = Data.Length;
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Array.Resize(ref Data, Data.Length + SIZE_RESERVED);
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Party = GetPartyOffset(0);
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// Stash boxes after the save file's end.
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int stored = SIZE_STOREDBOX;
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var capacity = Japanese ? PokeListType.StoredJP : PokeListType.Stored;
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int baseDest = Data.Length - SIZE_RESERVED;
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for (int box = 0; box < BoxCount; box++)
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{
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int boxOfs = GetBoxRawDataOffset(box);
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UnpackBox(boxOfs, baseDest, stored, box, capacity);
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}
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if ((uint)CurrentBox < BoxCount)
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{
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// overwrite previously cached box data.
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UnpackBox(Offsets.CurrentBox, baseDest, stored, CurrentBox, capacity);
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}
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var party = Data.AsSpan(Offsets.Party, SIZE_STOREDPARTY).ToArray();
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var partyPL = new PokeList1(party, PokeListType.Party, Japanese);
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for (int i = 0; i < partyPL.Pokemon.Length; i++)
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{
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var dest = GetPartyOffset(i);
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var pkDat = i < partyPL.Count
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? new PokeList1(partyPL[i]).Write()
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: new byte[PokeList1.GetDataLength(PokeListType.Single, Japanese)];
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pkDat.CopyTo(Data, dest);
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}
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Span<byte> rawDC = stackalloc byte[0x38];
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Data.AsSpan(Offsets.Daycare, rawDC.Length).CopyTo(rawDC);
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byte[] TempDaycare = new byte[PokeList1.GetDataLength(PokeListType.Single, Japanese)];
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TempDaycare[0] = rawDC[0];
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rawDC.Slice(1, StringLength).CopyTo(TempDaycare.AsSpan(2 + 1 + PokeCrypto.SIZE_1PARTY + StringLength));
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rawDC.Slice(1 + StringLength, StringLength).CopyTo(TempDaycare.AsSpan(2 + 1 + PokeCrypto.SIZE_1PARTY));
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rawDC.Slice(1 + (2 * StringLength), PokeCrypto.SIZE_1STORED).CopyTo(TempDaycare.AsSpan(2 + 1));
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PokeList1 daycareList = new(TempDaycare, PokeListType.Single, Japanese);
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daycareList.Write().CopyTo(Data, GetPartyOffset(7));
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DaycareOffset = GetPartyOffset(7);
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// Enable Pokedex editing
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}
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private int DaycareOffset = -1;
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public override bool HasPokeDex => true;
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private void UnpackBox(int srcOfs, int destOfs, int boxSize, int boxIndex, PokeListType boxCapacity)
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{
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var boxData = Data.AsSpan(srcOfs, boxSize).ToArray();
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var boxDest = destOfs + (boxIndex * SIZE_BOX);
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var boxPL = new PokeList1(boxData, boxCapacity, Japanese);
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for (int i = 0; i < boxPL.Pokemon.Length; i++)
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{
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var slotOfs = boxDest + (i * SIZE_STORED);
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var slotData = Data.AsSpan(slotOfs, SIZE_STORED);
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if (i < boxPL.Count)
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new PokeList1(boxPL[i]).Write().CopyTo(slotData);
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else
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slotData.Clear();
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}
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}
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private void PackBox(int boxDest, int boxIndex, PokeListType boxCapacity)
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{
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var boxPL = new PokeList1(boxCapacity, Japanese);
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int slot = 0;
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for (int i = 0; i < boxPL.Pokemon.Length; i++)
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{
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var slotOfs = boxDest + (i * SIZE_STORED);
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var slotData = Data.AsSpan(slotOfs, SIZE_STORED);
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PK1 pk = GetPKM(slotData.ToArray());
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if (pk.Species > 0)
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boxPL[slot++] = pk;
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}
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// copy to box location
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var boxData = boxPL.Write();
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int boxSrc = GetBoxRawDataOffset(boxIndex);
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SetData(Data.AsSpan(boxSrc), boxData);
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// copy to active loc if current box
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if (boxIndex == CurrentBox)
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SetData(Data.AsSpan(Offsets.CurrentBox), boxData);
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}
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private const int SIZE_RESERVED = 0x8000; // unpacked box data
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private readonly SAV1Offsets Offsets;
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// Event Flags
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public int EventFlagCount => 0xA00; // 320 * 8
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public bool GetEventFlag(int flagNumber)
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{
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if ((uint)flagNumber >= EventFlagCount)
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throw new ArgumentOutOfRangeException(nameof(flagNumber), $"Event Flag to get ({flagNumber}) is greater than max ({EventFlagCount}).");
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return GetFlag(Offsets.EventFlag + (flagNumber >> 3), flagNumber & 7);
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}
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public void SetEventFlag(int flagNumber, bool value)
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{
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if ((uint)flagNumber >= EventFlagCount)
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throw new ArgumentOutOfRangeException(nameof(flagNumber), $"Event Flag to set ({flagNumber}) is greater than max ({EventFlagCount}).");
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SetFlag(Offsets.EventFlag + (flagNumber >> 3), flagNumber & 7, value);
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}
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// Event Work
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public int EventWorkCount => 0x100;
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public byte GetWork(int index) => Data[Offsets.EventWork + index];
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public void SetWork(int index, byte value) => Data[Offsets.EventWork + index] = value;
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protected override byte[] GetFinalData()
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{
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var capacity = Japanese ? PokeListType.StoredJP : PokeListType.Stored;
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for (int box = 0; box < BoxCount; box++)
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{
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var boxOfs = GetBoxOffset(box);
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PackBox(boxOfs, box, capacity);
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}
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var partyPL = new PokeList1(PokeListType.Party, Japanese);
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int pSlot = 0;
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for (int i = 0; i < 6; i++)
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{
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var ofs = GetPartyOffset(i);
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var data = Data.AsSpan(ofs, SIZE_STORED).ToArray();
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PK1 partyPK = GetPKM(data);
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if (partyPK.Species > 0)
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partyPL[pSlot++] = partyPK;
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}
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partyPL.Write().CopyTo(Data, Offsets.Party);
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// Daycare is read-only, but in case it ever becomes editable, copy it back in.
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Span<byte> rawDC = Data.AsSpan(GetDaycareSlotOffset(index: 0), SIZE_STORED);
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Span<byte> dc = stackalloc byte[1 + (2 * StringLength) + PokeCrypto.SIZE_1STORED];
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dc[0] = IsDaycareOccupied(0) ? (byte)1 : (byte)0;
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rawDC.Slice(2 + 1 + PokeCrypto.SIZE_1PARTY + StringLength, StringLength).CopyTo(dc[1..]);
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rawDC.Slice(2 + 1 + PokeCrypto.SIZE_1PARTY, StringLength).CopyTo(dc[(1 + StringLength)..]);
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rawDC.Slice(2 + 1, PokeCrypto.SIZE_1STORED).CopyTo(dc[(1 + (2 * StringLength))..]);
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dc.CopyTo(Data.AsSpan(Offsets.Daycare));
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SetChecksums();
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return Data[..^SIZE_RESERVED];
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}
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private int GetBoxRawDataOffset(int box)
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{
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if (box < BoxCount / 2)
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return 0x4000 + (box * SIZE_STOREDBOX);
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return 0x6000 + ((box - (BoxCount / 2)) * SIZE_STOREDBOX);
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}
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// Configuration
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protected override SAV1 CloneInternal() => new(Write(), Version);
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protected override int SIZE_STORED => Japanese ? PokeCrypto.SIZE_1JLIST : PokeCrypto.SIZE_1ULIST;
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protected override int SIZE_PARTY => Japanese ? PokeCrypto.SIZE_1JLIST : PokeCrypto.SIZE_1ULIST;
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private int SIZE_BOX => BoxSlotCount*SIZE_STORED;
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private int SIZE_STOREDBOX => PokeList1.GetDataLength(Japanese ? PokeListType.StoredJP : PokeListType.Stored, Japanese);
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private int SIZE_STOREDPARTY => PokeList1.GetDataLength(PokeListType.Party, Japanese);
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public override PK1 BlankPKM => new(Japanese);
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public override Type PKMType => typeof(PK1);
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public override ushort MaxMoveID => Legal.MaxMoveID_1;
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public override ushort 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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public override int MaxBallID => 0; // unused
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public override GameVersion MaxGameID => GameVersion.RBY; // unused
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public override int MaxMoney => 999999;
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public override int MaxCoins => 9999;
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public override int BoxCount => Japanese ? 8 : 12;
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public override int MaxEV => EffortValues.Max12;
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public override int MaxIV => 15;
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public override byte Generation => 1;
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public override EntityContext Context => EntityContext.Gen1;
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public override int MaxStringLengthOT => Japanese ? 5 : 7;
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public override int MaxStringLengthNickname => Japanese ? 5 : 10;
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public override int BoxSlotCount => Japanese ? 30 : 20;
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public override bool HasParty => true;
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private int StringLength => Japanese ? GBPKML.StringLengthJapanese : GBPKML.StringLengthNotJapan;
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public override bool IsPKMPresent(ReadOnlySpan<byte> data) => EntityDetection.IsPresentGB(data);
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// Checksums
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protected override void SetChecksums() => Data[Offsets.ChecksumOfs] = GetRBYChecksum(Offsets.OT, Offsets.ChecksumOfs);
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public override bool ChecksumsValid => Data[Offsets.ChecksumOfs] == GetRBYChecksum(Offsets.OT, Offsets.ChecksumOfs);
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public override string ChecksumInfo => ChecksumsValid ? "Checksum valid." : "Checksum invalid";
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private byte GetRBYChecksum(int start, int end)
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{
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var span = Data.AsSpan(start, end - start);
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byte result = 0;
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foreach (ref var b in span)
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result += b;
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return (byte)~result;
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}
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// Trainer Info
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public override GameVersion Version { get; set; }
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public override string OT
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{
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get => GetString(Data.AsSpan(Offsets.OT, MaxStringLengthOT));
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set => SetString(Data.AsSpan(Offsets.OT, MaxStringLengthOT + 1), value, MaxStringLengthOT, StringConverterOption.ClearZero);
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}
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public Span<byte> OriginalTrainerTrash { get => Data.AsSpan(Offsets.OT, StringLength); set { if (value.Length == StringLength) value.CopyTo(Data.AsSpan(Offsets.OT)); } }
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public override byte Gender
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{
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get => 0;
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set { }
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}
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public override uint ID32
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{
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get => TID16;
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set => TID16 = (ushort)value;
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}
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public override ushort TID16
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{
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get => ReadUInt16BigEndian(Data.AsSpan(Offsets.TID16));
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set => WriteUInt16BigEndian(Data.AsSpan(Offsets.TID16), value);
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}
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public override ushort SID16 { get => 0; set { } }
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public string Rival
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{
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get => GetString(Data.AsSpan(Offsets.Rival, MaxStringLengthOT));
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set => SetString(Data.AsSpan(Offsets.Rival, MaxStringLengthOT), value, MaxStringLengthOT, StringConverterOption.Clear50);
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}
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public Span<byte> Rival_Trash { get => Data.AsSpan(Offsets.Rival, StringLength); set { if (value.Length == StringLength) value.CopyTo(Data.AsSpan(Offsets.Rival)); } }
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public byte RivalStarter { get => Data[Offsets.Starter - 2]; set => Data[Offsets.Starter - 2] = value; }
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public bool Yellow => Starter == 0x54; // Pikachu
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public byte Starter { get => Data[Offsets.Starter]; set => Data[Offsets.Starter] = value; }
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public ref byte WramD72E => ref Data[Offsets.Starter + 0x17]; // offset relative to player starter
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// bit0 of d72e
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public bool IsSilphLaprasReceived { get => (WramD72E & 1) != 0; set => WramD72E = (byte)((WramD72E & 0xFE) | (value ? 1 : 0)); }
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public byte PikaFriendship
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{
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get => Data[Offsets.PikaFriendship];
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set => Data[Offsets.PikaFriendship] = value;
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}
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public int PikaBeachScore
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{
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get => BinaryCodedDecimal.ToInt32LE(Data.AsSpan(Offsets.PikaBeachScore, 2));
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set => BinaryCodedDecimal.WriteBytesLE(Data.AsSpan(Offsets.PikaBeachScore, 2), Math.Min(9999, value));
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}
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public override string PlayTimeString => !PlayedMaximum ? base.PlayTimeString : $"{base.PlayTimeString} {Checksums.CRC16_CCITT(Data):X4}";
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public override int PlayedHours
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{
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get => Data[Offsets.PlayTime + 0];
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set
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{
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if (value >= byte.MaxValue) // Set 255:00:00.00 and flag
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{
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PlayedMaximum = true;
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value = byte.MaxValue;
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PlayedMinutes = PlayedSeconds = PlayedFrames = 0;
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}
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Data[Offsets.PlayTime + 0] = (byte) value;
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}
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}
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public bool PlayedMaximum
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{
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get => Data[Offsets.PlayTime + 1] != 0;
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set => Data[Offsets.PlayTime + 1] = value ? (byte)1 : (byte)0;
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}
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public override int PlayedMinutes
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{
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get => Data[Offsets.PlayTime + 2];
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set => Data[Offsets.PlayTime + 2] = (byte)value;
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}
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public override int PlayedSeconds
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{
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get => Data[Offsets.PlayTime + 3];
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set => Data[Offsets.PlayTime + 3] = (byte)value;
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}
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public int PlayedFrames
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{
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get => Data[Offsets.PlayTime + 4];
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set => Data[Offsets.PlayTime + 4] = (byte)value;
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}
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public int Badges
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{
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get => Data[Offsets.Badges];
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set => Data[Offsets.Badges] = (byte)value;
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}
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private byte Options
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{
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get => Data[Offsets.Options];
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set => Data[Offsets.Options] = value;
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}
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public bool BattleEffects
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{
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get => (Options & 0x80) == 0;
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set => Options = (byte)((Options & 0x7F) | (value ? 0 : 0x80));
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}
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public bool BattleStyleSwitch
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{
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get => (Options & 0x40) == 0;
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set => Options = (byte)((Options & 0xBF) | (value ? 0 : 0x40));
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}
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public int Sound
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{
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get => (Options & 0x30) >> 4;
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set => Options = (byte)((Options & 0xCF) | ((value & 3) << 4));
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}
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public int TextSpeed
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{
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get => Options & 0x7;
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set => Options = (byte)((Options & 0xF8) | (value & 7));
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}
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// yellow only
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public byte GBPrinterBrightness { get => Data[Offsets.PrinterBrightness]; set => Data[Offsets.PrinterBrightness] = value; }
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public override uint Money
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{
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get => (uint)BinaryCodedDecimal.ToInt32BE(Data.AsSpan(Offsets.Money, 3));
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set
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{
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value = (uint)Math.Min(value, MaxMoney);
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BinaryCodedDecimal.WriteBytesBE(Data.AsSpan(Offsets.Money, 3), (int)value);
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}
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}
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public uint Coin
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{
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get => (uint)BinaryCodedDecimal.ToInt32BE(Data.AsSpan(Offsets.Coin, 2));
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set
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{
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value = (ushort)Math.Min(value, MaxCoins);
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BinaryCodedDecimal.WriteBytesBE(Data.AsSpan(Offsets.Coin, 2), (int)value);
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}
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}
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public override IReadOnlyList<InventoryPouch> Inventory
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{
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get
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{
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InventoryPouch[] pouch =
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[
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new InventoryPouchGB(InventoryType.Items, ItemStorage1.Instance, 99, Offsets.Items, 20),
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new InventoryPouchGB(InventoryType.PCItems, ItemStorage1.Instance, 99, Offsets.PCItems, 50),
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];
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return pouch.LoadAll(Data);
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}
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set => value.SaveAll(Data);
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}
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public int DaycareSlotCount => 1;
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public Memory<byte> GetDaycareSlot(int index)
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{
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ArgumentOutOfRangeException.ThrowIfNotEqual(index, 0, nameof(index));
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return Data.AsMemory(DaycareOffset, SIZE_STORED);
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}
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private int GetDaycareSlotOffset(int index)
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{
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ArgumentOutOfRangeException.ThrowIfNotEqual(index, 0, nameof(index));
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return DaycareOffset;
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}
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public bool IsDaycareOccupied(int index)
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{
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ArgumentOutOfRangeException.ThrowIfNotEqual(index, 0, nameof(index));
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return Data[Offsets.Daycare] == 0x01;
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}
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public void SetDaycareOccupied(int index, bool occupied)
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{
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ArgumentOutOfRangeException.ThrowIfNotEqual(index, 0, nameof(index));
|
|
Data[Offsets.Daycare] = (byte)(occupied ? 0x01 : 0x00);
|
|
}
|
|
|
|
// Storage
|
|
public override int PartyCount
|
|
{
|
|
get => Data[Offsets.Party];
|
|
protected set => Data[Offsets.Party] = (byte)value;
|
|
}
|
|
|
|
public override int GetBoxOffset(int box) => Data.Length - SIZE_RESERVED + (box * SIZE_BOX);
|
|
public override int GetPartyOffset(int slot) => Data.Length - SIZE_RESERVED + (BoxCount * SIZE_BOX) + (slot * SIZE_STORED);
|
|
|
|
public override int CurrentBox
|
|
{
|
|
get => Data[Offsets.CurrentBoxIndex] & 0x7F;
|
|
set => Data[Offsets.CurrentBoxIndex] = (byte)((Data[Offsets.CurrentBoxIndex] & 0x80) | (value & 0x7F));
|
|
}
|
|
|
|
public bool CurrentBoxChanged
|
|
{
|
|
get => (Data[Offsets.CurrentBoxIndex] & 0x80) != 0;
|
|
set => Data[Offsets.CurrentBoxIndex] = (byte)((Data[Offsets.CurrentBoxIndex] & 0x7F) | (byte)(value ? 0x80 : 0));
|
|
}
|
|
|
|
public string GetBoxName(int box)
|
|
{
|
|
if (Japanese)
|
|
return BoxDetailNameExtensions.GetDefaultBoxNameJapanese(box);
|
|
return BoxDetailNameExtensions.GetDefaultBoxName(box);
|
|
}
|
|
|
|
public void SetBoxName(int box, ReadOnlySpan<char> value)
|
|
{
|
|
// Don't allow for custom box names
|
|
}
|
|
|
|
protected override PK1 GetPKM(byte[] data)
|
|
{
|
|
if (data.Length == SIZE_STORED)
|
|
return new PokeList1(data, PokeListType.Single, Japanese)[0];
|
|
return new(data);
|
|
}
|
|
|
|
protected override byte[] DecryptPKM(byte[] data)
|
|
{
|
|
return data;
|
|
}
|
|
|
|
// Pokédex
|
|
protected override void SetDex(PKM pk)
|
|
{
|
|
ushort species = pk.Species;
|
|
if (!CanSetDex(species))
|
|
return;
|
|
|
|
SetCaught(pk.Species, true);
|
|
SetSeen(pk.Species, true);
|
|
}
|
|
|
|
private bool CanSetDex(ushort species)
|
|
{
|
|
if (species == 0)
|
|
return false;
|
|
if (species > MaxSpeciesID)
|
|
return false;
|
|
if (Version == GameVersion.Invalid)
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
public override bool GetSeen(ushort species) => GetDexFlag(Offsets.DexSeen, species);
|
|
public override bool GetCaught(ushort species) => GetDexFlag(Offsets.DexCaught, species);
|
|
public override void SetSeen(ushort species, bool seen) => SetDexFlag(Offsets.DexSeen, species, seen);
|
|
public override void SetCaught(ushort species, bool caught) => SetDexFlag(Offsets.DexCaught, species, caught);
|
|
|
|
private bool GetDexFlag(int region, ushort species)
|
|
{
|
|
int bit = species - 1;
|
|
int ofs = bit >> 3;
|
|
return GetFlag(region + ofs, bit & 7);
|
|
}
|
|
|
|
private void SetDexFlag(int region, ushort species, bool value)
|
|
{
|
|
int bit = species - 1;
|
|
int ofs = bit >> 3;
|
|
SetFlag(region + ofs, bit & 7, value);
|
|
}
|
|
|
|
public override void WriteSlotFormatStored(PKM pk, Span<byte> data)
|
|
{
|
|
// pk that have never been boxed have yet to save the 'current level' for box indication
|
|
// set this value at this time
|
|
((PK1)pk).Stat_LevelBox = pk.CurrentLevel;
|
|
base.WriteSlotFormatStored(pk, data);
|
|
}
|
|
|
|
public override void WriteBoxSlot(PKM pk, Span<byte> data)
|
|
{
|
|
// pk that have never been boxed have yet to save the 'current level' for box indication
|
|
// set this value at this time
|
|
((PK1)pk).Stat_LevelBox = pk.CurrentLevel;
|
|
base.WriteBoxSlot(pk, data);
|
|
}
|
|
|
|
private const int SpawnFlagCount = 0xF0;
|
|
|
|
public bool[] EventSpawnFlags
|
|
{
|
|
get
|
|
{
|
|
// RB uses 0xE4 (0xE8) flags, Yellow uses 0xF0 flags. Just grab 0xF0
|
|
bool[] data = new bool[SpawnFlagCount];
|
|
for (int i = 0; i < data.Length; i++)
|
|
data[i] = GetFlag(Offsets.ObjectSpawnFlags + (i >> 3), i & 7);
|
|
return data;
|
|
}
|
|
set
|
|
{
|
|
if (value.Length != SpawnFlagCount)
|
|
return;
|
|
for (int i = 0; i < value.Length; i++)
|
|
SetFlag(Offsets.ObjectSpawnFlags + (i >> 3), i & 7, value[i]);
|
|
}
|
|
}
|
|
|
|
public override string GetString(ReadOnlySpan<byte> data) => StringConverter12.GetString(data, Japanese);
|
|
|
|
public override int SetString(Span<byte> destBuffer, ReadOnlySpan<char> value, int maxLength, StringConverterOption option)
|
|
{
|
|
return StringConverter12.SetString(destBuffer, value, maxLength, Japanese, option);
|
|
}
|
|
}
|