mirror of
https://github.com/kwsch/PKHeX
synced 2024-12-22 02:13:10 +00:00
294 lines
11 KiB
C#
294 lines
11 KiB
C#
using System;
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using System.Collections.Generic;
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namespace PKHeX.Core
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{
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/// <summary>
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/// Pokémon Stadium (Pokémon Stadium 2 in Japan)
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/// </summary>
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public sealed class SAV1Stadium : SAV_STADIUM
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{
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public override int SaveRevision => Japanese ? 0 : 1;
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public override string SaveRevisionString => Japanese ? "J" : "U";
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public override PersonalTable Personal => PersonalTable.Y;
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public override int MaxEV => ushort.MaxValue;
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public override IReadOnlyList<ushort> HeldItems => Array.Empty<ushort>();
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public override GameVersion Version { get; protected set; } = GameVersion.Stadium;
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protected override SaveFile CloneInternal() => new SAV1Stadium((byte[])Data.Clone(), Japanese);
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public override int Generation => 1;
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private int StringLength => Japanese ? StringLengthJ : StringLengthU;
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private const int StringLengthJ = 6;
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private const int StringLengthU = 11;
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public override int OTLength => StringLength;
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public override int NickLength => StringLength;
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public override int BoxCount => Japanese ? 8 : 12;
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public override int BoxSlotCount => Japanese ? 30 : 20;
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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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public override Type PKMType => typeof(PK1);
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public override PKM BlankPKM => new PK1(Japanese);
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private const int SIZE_PK1J = PokeCrypto.SIZE_1STORED + (2 * StringLengthJ); // 0x2D
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private const int SIZE_PK1U = PokeCrypto.SIZE_1STORED + (2 * StringLengthU); // 0x37
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protected override int SIZE_STORED => Japanese ? SIZE_PK1J : SIZE_PK1U;
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protected override int SIZE_PARTY => Japanese ? SIZE_PK1J : SIZE_PK1U;
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private int ListHeaderSize => Japanese ? 0x0C : 0x10;
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private const int ListFooterSize = 6; // POKE + 2byte checksum
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private const int TeamCountU = 10;
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private const int TeamCountJ = 12;
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private const int TeamCountTypeU = 9; // team-types 1 & 2 are unused
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private const int TeamCountTypeJ = 9;
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protected override int TeamCount => Japanese ? TeamCountJ * TeamCountTypeJ : TeamCountU * TeamCountTypeU;
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private const int TeamSizeJ = 0x0C + (SIZE_PK1J * 6) + ListFooterSize; // 0x120
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private const int TeamSizeU = 0x10 + (SIZE_PK1U * 6) + ListFooterSize; // 0x160
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private const uint FOOTER_MAGIC = 0x454B4F50; // POKE
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private int BoxSize => Japanese ? BoxSizeJ : BoxSizeU;
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//private int ListHeaderSizeBox => Japanese ? 0x0C : 0x10;
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private const int BoxSizeJ = 0x0C + (SIZE_PK1J * 30) + ListFooterSize; // 0x558
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private const int BoxSizeU = 0x10 + (SIZE_PK1U * 20) + 6 + ListFooterSize; // 0x468 (6 bytes alignment)
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public override int GetBoxOffset(int box) => Box + ListHeaderSize + (box * BoxSize);
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public SAV1Stadium(byte[] data) : this(data, IsStadiumJ(data)) { }
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public SAV1Stadium(byte[] data, bool japanese) : base(data, japanese, StadiumUtil.IsMagicPresentSwap(data, japanese ? TeamSizeJ : TeamSizeU, FOOTER_MAGIC))
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{
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Box = 0xC000;
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}
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public SAV1Stadium(bool japanese = false) : base(japanese, SaveUtil.SIZE_G1STAD)
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{
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Box = 0xC000;
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ClearBoxes();
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}
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protected override bool GetIsBoxChecksumValid(int box)
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{
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var boxOfs = GetBoxOffset(box) - ListHeaderSize;
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var size = BoxSize - 2;
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var chk = Checksums.CheckSum16(new ReadOnlySpan<byte>(Data, boxOfs, size));
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var actual = BigEndian.ToUInt16(Data, boxOfs + size);
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return chk == actual;
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}
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protected override void SetBoxChecksum(int box)
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{
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var boxOfs = GetBoxOffset(box) - ListHeaderSize;
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var size = BoxSize - 2;
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var chk = Checksums.CheckSum16(new ReadOnlySpan<byte>(Data, boxOfs, size));
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BigEndian.GetBytes(chk).CopyTo(Data, boxOfs + size);
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}
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protected override void SetBoxMetadata(int box)
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{
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var bdata = GetBoxOffset(box);
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// Set box count
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int count = 0;
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for (int s = 0; s < BoxSlotCount; s++)
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{
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var rel = bdata + (SIZE_STORED * s);
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if (Data[rel] != 0) // Species present
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count++;
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}
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// Last byte of header
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Data[bdata - 1] = (byte)count;
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}
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protected override PKM GetPKM(byte[] data)
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{
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int len = StringLength;
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var nick = data.Slice(PokeCrypto.SIZE_1STORED, len);
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var ot = data.Slice(PokeCrypto.SIZE_1STORED + len, len);
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data = data.Slice(0, PokeCrypto.SIZE_1STORED);
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return new PK1(data, Japanese) { OT_Trash = ot, Nickname_Trash = nick };
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}
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public override byte[] GetDataForFormatStored(PKM pkm)
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{
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byte[] result = new byte[SIZE_STORED];
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var gb = (PK1)pkm;
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var data = pkm.Data;
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int len = StringLength;
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data.CopyTo(result, 0);
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gb.RawNickname.CopyTo(result, PokeCrypto.SIZE_1STORED);
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gb.RawOT.CopyTo(result, PokeCrypto.SIZE_1STORED + len);
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return result;
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}
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public override byte[] GetDataForFormatParty(PKM pkm) => GetDataForFormatStored(pkm);
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public override byte[] GetDataForParty(PKM pkm) => GetDataForFormatStored(pkm);
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public override byte[] GetDataForBox(PKM pkm) => GetDataForFormatStored(pkm);
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public int GetTeamOffset(int team) => Japanese ? GetTeamOffsetJ(team) : GetTeamOffsetU(team);
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private int GetTeamOffsetJ(int team)
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{
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if ((uint) team > TeamCount)
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throw new ArgumentOutOfRangeException(nameof(team));
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return GetTeamTypeOffsetJ(team / TeamCountJ) + (TeamSizeJ * (team % TeamCountJ));
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}
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private int GetTeamOffsetU(int team)
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{
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if ((uint)team > TeamCount)
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throw new ArgumentOutOfRangeException(nameof(team));
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return GetTeamTypeOffsetU(team / TeamCountU) + (TeamSizeU * (team % TeamCountU));
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}
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private static int GetTeamTypeOffsetJ(int team) => team switch
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{
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0 => 0x0000, // Anything Goes
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1 => 0x0D80, // Nintendo Cup '97
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2 => 0x1B00, // Nintendo Cup '98
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3 => 0x2880, // Nintendo Cup '99
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4 => 0x4000, // Petit Cup
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5 => 0x4D80, // Pika Cup
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6 => 0x5B00, // Prime Cup
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7 => 0x6880, // Gym Leader Castle
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8 => 0x8000, // Vs. Mewtwo
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_ => throw new ArgumentOutOfRangeException(nameof(team)),
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};
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private static int GetTeamTypeOffsetU(int team) => team switch
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{
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0 => 0x0000,
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1 => 0x0DC0, // Unused
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2 => 0x1B80, // Unused
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3 => 0x2940, // Poke Cup
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4 => 0x4000, // Petit Cup
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5 => 0x4DC0, // Pika Cup
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6 => 0x5B80, // Prime Cup
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7 => 0x6940, // Gym Leader Castle
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8 => 0x8000, // Vs. Mewtwo
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_ => throw new ArgumentOutOfRangeException(nameof(team)),
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};
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public int GetTeamOffset(Stadium2TeamType type, int team)
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{
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if (Japanese)
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return GetTeamTypeOffsetJ((int)type) + (TeamSizeJ * team);
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return GetTeamTypeOffsetU((int)type) + (TeamSizeU * team);
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}
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public string GetTeamName(int team)
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{
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if ((uint)team >= TeamCount)
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throw new ArgumentOutOfRangeException(nameof(team));
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var teamsPerType = Japanese ? TeamCountJ : TeamCountU;
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var type = team / teamsPerType;
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var index = team % teamsPerType;
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var name = $"{GetTeamTypeName(type).Replace('_', ' ')} {index + 1}";
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var ofs = GetTeamOffset(team);
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var otOfs = ofs + (Japanese ? 2 : 1);
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var str = GetString(otOfs, Japanese ? 5 : 7);
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if (string.IsNullOrWhiteSpace(str))
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return name;
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var idOfs = ofs + (Japanese ? 0x8 : 0xC);
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var id = BigEndian.ToUInt16(Data, idOfs);
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return $"{name} [{id:D5}:{str}]";
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}
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private string GetTeamTypeName(int type)
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{
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if (Japanese)
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return ((Stadium1TeamType) type).ToString();
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return type switch
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{
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1 => "Unused1",
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2 => "Unused2",
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3 => "Poké_Cup",
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_ => ((Stadium1TeamType)type).ToString(),
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};
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}
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public override SlotGroup[] GetRegisteredTeams()
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{
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var result = base.GetRegisteredTeams();
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if (Japanese)
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return result;
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// Trim out the teams that aren't accessible
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var noUnused = new SlotGroup[result.Length - (2 * TeamCountU)];
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Array.Copy(result, 0, noUnused, 0, TeamCountU);
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Array.Copy(result, 3 * TeamCountU, noUnused, TeamCountU, noUnused.Length - TeamCountU);
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return noUnused;
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}
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public override SlotGroup GetTeam(int team)
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{
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if ((uint)team >= TeamCount)
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throw new ArgumentOutOfRangeException(nameof(team));
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var name = GetTeamName(team);
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var members = new PK1[6];
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var ofs = GetTeamOffset(team);
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for (int i = 0; i < 6; i++)
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{
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var rel = ofs + ListHeaderSize + (i * SIZE_STORED);
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members[i] = (PK1)GetStoredSlot(Data, rel);
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}
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return new SlotGroup(name, members);
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}
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public override void WriteSlotFormatStored(PKM pkm, byte[] data, int offset)
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{
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// pkm that have never been boxed have yet to save the 'current level' for box indication
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// set this value at this time
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((PK1)pkm).Stat_LevelBox = pkm.CurrentLevel;
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base.WriteSlotFormatStored(pkm, Data, offset);
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}
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public override void WriteBoxSlot(PKM pkm, byte[] data, int offset)
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{
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// pkm that have never been boxed have yet to save the 'current level' for box indication
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// set this value at this time
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((PK1)pkm).Stat_LevelBox = pkm.CurrentLevel;
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base.WriteBoxSlot(pkm, Data, offset);
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}
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public static bool IsStadium(byte[] data)
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{
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if (data.Length != SaveUtil.SIZE_G1STAD)
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return false;
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if (IsStadiumU(data))
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return true;
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if (IsStadiumJ(data))
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return true;
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return false;
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}
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private static bool IsStadiumU(byte[] data) => StadiumUtil.IsMagicPresentEither(data, TeamSizeU, FOOTER_MAGIC);
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private static bool IsStadiumJ(byte[] data) => StadiumUtil.IsMagicPresentEither(data, TeamSizeJ, FOOTER_MAGIC);
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}
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public enum Stadium1TeamType
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{
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Anything_Goes = 0,
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Nintendo_Cup97 = 1, // unused in non-JP
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Nintendo_Cup98 = 2, // unused in non-JP
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Nintendo_Cup99 = 3, // Poke Cup in non-JP
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Petit_Cup = 4,
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Pika_Cup = 5,
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Prime_Cup = 6,
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Gym_Leader_Castle = 7,
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Vs_Mewtwo = 8,
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}
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}
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