mirror of
https://github.com/kwsch/PKHeX
synced 2024-11-27 14:30:56 +00:00
543 lines
20 KiB
C#
543 lines
20 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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/// Generation 4 abstract <see cref="SaveFile"/> object.
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/// </summary>
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/// <remarks>
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/// Storage data is stored in one contiguous block, and the remaining data is stored in another block.
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/// </remarks>
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public abstract class SAV4 : SaveFile
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{
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protected internal override string ShortSummary => $"{OT} ({Version}) - {PlayTimeString}";
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public sealed override string Extension => ".sav";
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// Blocks & Offsets
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private readonly int GeneralBlockPosition; // Small Block
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private readonly int StorageBlockPosition; // Big Block
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private const int PartitionSize = 0x40000;
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// SaveData is chunked into two pieces.
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protected readonly byte[] Storage;
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public readonly byte[] General;
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protected sealed override byte[] BoxBuffer => Storage;
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protected sealed override byte[] PartyBuffer => General;
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protected abstract int StorageStart { get; }
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public abstract Zukan4 Dex { get; }
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public sealed override bool GetFlag(int offset, int bitIndex) => FlagUtil.GetFlag(General, offset, bitIndex);
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public sealed override void SetFlag(int offset, int bitIndex, bool value) => FlagUtil.SetFlag(General, offset, bitIndex, value);
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protected SAV4(int gSize, int sSize)
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{
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General = new byte[gSize];
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Storage = new byte[sSize];
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ClearBoxes();
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}
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protected SAV4(byte[] data, int gSize, int sSize, int sStart) : base(data)
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{
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GeneralBlockPosition = GetActiveBlock(data, 0, gSize);
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StorageBlockPosition = GetActiveBlock(data, sStart, sSize);
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var gbo = (GeneralBlockPosition == 0 ? 0 : PartitionSize);
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var sbo = (StorageBlockPosition == 0 ? 0 : PartitionSize) + sStart;
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General = GetData(gbo, gSize);
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Storage = GetData(sbo, sSize);
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}
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// Configuration
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protected sealed override SaveFile CloneInternal()
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{
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var sav = CloneInternal4();
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SetData(sav.General, General, 0);
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SetData(sav.Storage, Storage, 0);
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return sav;
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}
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protected abstract SAV4 CloneInternal4();
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public sealed override void CopyChangesFrom(SaveFile sav)
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{
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SetData(sav.Data, 0);
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var s4 = (SAV4)sav;
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SetData(General, s4.General, 0);
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SetData(Storage, s4.Storage, 0);
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}
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protected sealed override int SIZE_STORED => PokeCrypto.SIZE_4STORED;
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protected sealed override int SIZE_PARTY => PokeCrypto.SIZE_4PARTY;
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public sealed override PKM BlankPKM => new PK4();
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public sealed override Type PKMType => typeof(PK4);
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public sealed override int BoxCount => 18;
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public sealed override int MaxEV => 255;
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public sealed override int Generation => 4;
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protected sealed override int EventFlagMax => 0xB60; // 2912
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protected sealed override int EventConstMax => (EventFlag - EventConst) >> 1;
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protected sealed override int GiftCountMax => 11;
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public sealed override int OTLength => 7;
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public sealed override int NickLength => 10;
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public sealed override int MaxMoney => 999999;
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public sealed override int MaxCoins => 50_000;
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public sealed override int MaxMoveID => Legal.MaxMoveID_4;
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public sealed override int MaxSpeciesID => Legal.MaxSpeciesID_4;
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// MaxItemID
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public sealed override int MaxAbilityID => Legal.MaxAbilityID_4;
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public sealed override int MaxBallID => Legal.MaxBallID_4;
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public sealed override int MaxGameID => Legal.MaxGameID_4; // Colo/XD
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// Checksums
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protected abstract int FooterSize { get; }
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private ushort CalcBlockChecksum(byte[] data) => Checksums.CRC16_CCITT(new ReadOnlySpan<byte>(data, 0, data.Length - FooterSize));
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private static ushort GetBlockChecksumSaved(byte[] data) => BitConverter.ToUInt16(data, data.Length - 2);
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private bool GetBlockChecksumValid(byte[] data) => CalcBlockChecksum(data) == GetBlockChecksumSaved(data);
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protected sealed override void SetChecksums()
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{
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BitConverter.GetBytes(CalcBlockChecksum(General)).CopyTo(General, General.Length - 2);
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BitConverter.GetBytes(CalcBlockChecksum(Storage)).CopyTo(Storage, Storage.Length - 2);
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// Write blocks back
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General.CopyTo(Data, GeneralBlockPosition * PartitionSize);
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Storage.CopyTo(Data, (StorageBlockPosition * PartitionSize) + StorageStart);
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}
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public sealed override bool ChecksumsValid
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{
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get
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{
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if (!GetBlockChecksumValid(General))
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return false;
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if (!GetBlockChecksumValid(Storage))
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return false;
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return true;
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}
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}
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public sealed override string ChecksumInfo
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{
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get
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{
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var list = new List<string>();
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if (!GetBlockChecksumValid(General))
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list.Add("Small block checksum is invalid");
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if (!GetBlockChecksumValid(Storage))
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list.Add("Large block checksum is invalid");
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return list.Count != 0 ? string.Join(Environment.NewLine, list) : "Checksums are valid.";
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}
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}
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private static int GetActiveBlock(byte[] data, int begin, int length)
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{
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int offset = begin + length - 0x14;
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return SAV4BlockDetection.CompareFooters(data, offset, offset + PartitionSize);
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}
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protected int WondercardFlags = int.MinValue;
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protected int AdventureInfo = int.MinValue;
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protected int Seal = int.MinValue;
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protected int Trainer1;
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public int GTS { get; protected set; } = int.MinValue;
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// Storage
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public override int PartyCount
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{
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get => General[Party - 4];
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protected set => General[Party - 4] = (byte)value;
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}
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public sealed override int GetPartyOffset(int slot) => Party + (SIZE_PARTY * slot);
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// Trainer Info
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public override string OT
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{
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get => GetString(General, Trainer1, 16);
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set => SetString(value, OTLength).CopyTo(General, Trainer1);
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}
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public override int TID
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{
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get => BitConverter.ToUInt16(General, Trainer1 + 0x10);
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set => BitConverter.GetBytes((ushort)value).CopyTo(General, Trainer1 + 0x10);
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}
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public override int SID
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{
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get => BitConverter.ToUInt16(General, Trainer1 + 0x12);
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set => BitConverter.GetBytes((ushort)value).CopyTo(General, Trainer1 + 0x12);
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}
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public override uint Money
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{
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get => BitConverter.ToUInt32(General, Trainer1 + 0x14);
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set => BitConverter.GetBytes(value).CopyTo(General, Trainer1 + 0x14);
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}
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public override int Gender
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{
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get => General[Trainer1 + 0x18];
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set => General[Trainer1 + 0x18] = (byte)value;
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}
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public override int Language
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{
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get => General[Trainer1 + 0x19];
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set => General[Trainer1 + 0x19] = (byte)value;
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}
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public int Badges
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{
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get => General[Trainer1 + 0x1A];
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set { if (value < 0) return; General[Trainer1 + 0x1A] = (byte)value; }
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}
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public int Sprite
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{
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get => General[Trainer1 + 0x1B];
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set { if (value < 0) return; General[Trainer1 + 0x1B] = (byte)value; }
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}
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public uint Coin
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{
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get => BitConverter.ToUInt16(General, Trainer1 + 0x20);
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set => BitConverter.GetBytes((ushort)value).CopyTo(General, Trainer1 + 0x20);
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}
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public override int PlayedHours
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{
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get => BitConverter.ToUInt16(General, Trainer1 + 0x22);
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set => BitConverter.GetBytes((ushort)value).CopyTo(General, Trainer1 + 0x22);
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}
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public override int PlayedMinutes
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{
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get => General[Trainer1 + 0x24];
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set => General[Trainer1 + 0x24] = (byte)value;
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}
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public override int PlayedSeconds
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{
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get => General[Trainer1 + 0x25];
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set => General[Trainer1 + 0x25] = (byte)value;
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}
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public abstract int M { get; set; }
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public abstract int X { get; set; }
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public abstract int Y { get; set; }
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public abstract int X2 { get; set; }
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public abstract int Y2 { get; set; }
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public abstract int Z { get; set; }
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public override uint SecondsToStart { get => BitConverter.ToUInt32(General, AdventureInfo + 0x34); set => BitConverter.GetBytes(value).CopyTo(General, AdventureInfo + 0x34); }
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public override uint SecondsToFame { get => BitConverter.ToUInt32(General, AdventureInfo + 0x3C); set => BitConverter.GetBytes(value).CopyTo(General, AdventureInfo + 0x3C); }
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protected sealed override PKM GetPKM(byte[] data) => new PK4(data);
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protected sealed override byte[] DecryptPKM(byte[] data) => PokeCrypto.DecryptArray45(data);
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protected sealed override void SetPKM(PKM pkm, bool isParty = false)
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{
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var pk4 = (PK4)pkm;
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// Apply to this Save File
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DateTime Date = DateTime.Now;
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if (pk4.Trade(OT, TID, SID, Gender, Date.Day, Date.Month, Date.Year))
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pkm.RefreshChecksum();
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}
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// Daycare
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public override int GetDaycareSlotOffset(int loc, int slot) => DaycareOffset + (slot * SIZE_PARTY);
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public override uint? GetDaycareEXP(int loc, int slot)
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{
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int ofs = DaycareOffset + ((slot+1)*SIZE_PARTY) - 4;
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return BitConverter.ToUInt32(General, ofs);
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}
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public override bool? IsDaycareOccupied(int loc, int slot) => null; // todo
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public override void SetDaycareEXP(int loc, int slot, uint EXP)
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{
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int ofs = DaycareOffset + ((slot+1)*SIZE_PARTY) - 4;
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BitConverter.GetBytes(EXP).CopyTo(General, ofs);
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}
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public override void SetDaycareOccupied(int loc, int slot, bool occupied)
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{
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// todo
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}
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// Mystery Gift
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private bool MysteryGiftActive { get => (General[72] & 1) == 1; set => General[72] = (byte)((General[72] & 0xFE) | (value ? 1 : 0)); }
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private static bool IsMysteryGiftAvailable(DataMysteryGift[] value)
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{
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for (int i = 0; i < 8; i++) // 8 PGT
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{
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if (value[i] is PGT {CardType: not 0})
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return true;
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}
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for (int i = 8; i < 11; i++) // 3 PCD
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{
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if (value[i] is PCD {Gift: {CardType: not 0}})
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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 byte[] MatchMysteryGifts(DataMysteryGift[] value)
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{
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byte[] cardMatch = new byte[8];
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for (int i = 0; i < 8; i++)
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{
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if (value[i] is not PGT pgt)
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continue;
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if (pgt.CardType == 0) // empty
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{
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cardMatch[i] = pgt.Slot = 0;
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continue;
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}
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cardMatch[i] = pgt.Slot = 3;
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for (byte j = 0; j < 3; j++)
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{
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if (value[8 + j] is not PCD pcd)
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continue;
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// Check if data matches (except Slot @ 0x02)
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if (!pcd.GiftEquals(pgt))
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continue;
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if (this is SAV4HGSS)
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j++; // hgss 0,1,2; dppt 1,2,3
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cardMatch[i] = pgt.Slot = j;
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break;
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}
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}
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return cardMatch;
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}
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public override MysteryGiftAlbum GiftAlbum
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{
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get
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{
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var album = new MysteryGiftAlbum(MysteryGiftCards, MysteryGiftReceivedFlags);
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album.Flags[2047] = false;
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return album;
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}
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set
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{
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bool available = IsMysteryGiftAvailable(value.Gifts);
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if (available && !MysteryGiftActive)
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MysteryGiftActive = true;
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value.Flags[2047] = available;
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// Check encryption for each gift (decrypted wc4 sneaking in)
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foreach (var g in value.Gifts)
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{
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if (g is PGT pgt)
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{
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pgt.VerifyPKEncryption();
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}
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else if (g is PCD pcd)
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{
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var dg = pcd.Gift;
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if (dg.VerifyPKEncryption())
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pcd.Gift = dg; // set encrypted gift back to PCD.
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}
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}
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MysteryGiftReceivedFlags = value.Flags;
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MysteryGiftCards = value.Gifts;
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}
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}
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protected sealed override bool[] MysteryGiftReceivedFlags
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{
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get
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{
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bool[] result = new bool[GiftFlagMax];
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for (int i = 0; i < result.Length; i++)
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result[i] = (General[WondercardFlags + (i >> 3)] >> (i & 7) & 0x1) == 1;
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return result;
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}
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set
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{
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if (GiftFlagMax != value.Length)
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return;
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byte[] data = new byte[value.Length / 8];
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for (int i = 0; i < value.Length; i++)
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{
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if (value[i])
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data[i >> 3] |= (byte)(1 << (i & 7));
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}
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SetData(General, data, WondercardFlags);
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}
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}
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protected sealed override DataMysteryGift[] MysteryGiftCards
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{
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get
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{
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DataMysteryGift[] cards = new DataMysteryGift[8 + 3];
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for (int i = 0; i < 8; i++) // 8 PGT
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cards[i] = new PGT(General.Slice(WondercardData + (i * PGT.Size), PGT.Size));
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for (int i = 8; i < 11; i++) // 3 PCD
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cards[i] = new PCD(General.Slice(WondercardData + (8 * PGT.Size) + ((i-8) * PCD.Size), PCD.Size));
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return cards;
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}
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set
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{
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var Matches = MatchMysteryGifts(value); // automatically applied
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if (Matches.Length == 0)
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return;
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for (int i = 0; i < 8; i++) // 8 PGT
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{
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if (value[i] is PGT)
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SetData(General, value[i].Data, WondercardData + (i *PGT.Size));
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}
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for (int i = 8; i < 11; i++) // 3 PCD
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{
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if (value[i] is PCD)
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SetData(General, value[i].Data, WondercardData + (8 *PGT.Size) + ((i - 8)*PCD.Size));
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}
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}
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}
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protected sealed override void SetDex(PKM pkm) => Dex.SetDex(pkm);
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public sealed override bool GetCaught(int species) => Dex.GetCaught(species);
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public sealed override bool GetSeen(int species) => Dex.GetSeen(species);
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public int DexUpgraded
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{
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get
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{
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switch (Version)
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{
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case GameVersion.DP:
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if (General[0x1413] != 0) return 4;
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else if (General[0x1415] != 0) return 3;
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else if (General[0x1404] != 0) return 2;
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else if (General[0x1414] != 0) return 1;
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else return 0;
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case GameVersion.HGSS:
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if (General[0x15ED] != 0) return 3;
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else if (General[0x15EF] != 0) return 2;
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else if (General[0x15EE] != 0 && (General[0x10D1] & 8) != 0) return 1;
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else return 0;
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case GameVersion.Pt:
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if (General[0x1641] != 0) return 4;
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else if (General[0x1643] != 0) return 3;
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else if (General[0x1640] != 0) return 2;
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else if (General[0x1642] != 0) return 1;
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else return 0;
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default: return 0;
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}
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}
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set
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{
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switch (Version)
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{
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case GameVersion.DP:
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General[0x1413] = value == 4 ? (byte)1 : (byte)0;
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General[0x1415] = value >= 3 ? (byte)1 : (byte)0;
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General[0x1404] = value >= 2 ? (byte)1 : (byte)0;
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General[0x1414] = value >= 1 ? (byte)1 : (byte)0;
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break;
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case GameVersion.HGSS:
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General[0x15ED] = value == 3 ? (byte)1 : (byte)0;
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General[0x15EF] = value >= 2 ? (byte)1 : (byte)0;
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General[0x15EE] = value >= 1 ? (byte)1 : (byte)0;
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General[0x10D1] = (byte)((General[0x10D1] & ~8) | (value >= 1 ? 8 : 0));
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break;
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case GameVersion.Pt:
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General[0x1641] = value == 4 ? (byte)1 : (byte)0;
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General[0x1643] = value >= 3 ? (byte)1 : (byte)0;
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General[0x1640] = value >= 2 ? (byte)1 : (byte)0;
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General[0x1642] = value >= 1 ? (byte)1 : (byte)0;
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break;
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default: return;
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}
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}
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}
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public sealed override string GetString(byte[] data, int offset, int length) => StringConverter4.GetString4(data, offset, length);
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public sealed override byte[] SetString(string value, int maxLength, int PadToSize = 0, ushort PadWith = 0)
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{
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if (PadToSize == 0)
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PadToSize = maxLength + 1;
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return StringConverter4.SetString4(value, maxLength, PadToSize, PadWith);
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}
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/// <summary> All Event Constant values for the savegame </summary>
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public sealed override ushort[] GetEventConsts()
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{
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if (EventConstMax <= 0)
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return Array.Empty<ushort>();
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ushort[] Constants = new ushort[EventConstMax];
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for (int i = 0; i < Constants.Length; i++)
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Constants[i] = BitConverter.ToUInt16(General, EventConst + (i * 2));
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return Constants;
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}
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/// <summary> All Event Constant values for the savegame </summary>
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public sealed override void SetEventConsts(ushort[] value)
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{
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if (EventConstMax <= 0)
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return;
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if (value.Length != EventConstMax)
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return;
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|
|
|
for (int i = 0; i < value.Length; i++)
|
|
BitConverter.GetBytes(value[i]).CopyTo(General, EventConst + (i * 2));
|
|
}
|
|
|
|
// Seals
|
|
private const byte SealMaxCount = 99;
|
|
|
|
public byte[] GetSealCase() => General.Slice(Seal, (int)Seal4.MAX);
|
|
public void SetSealCase(byte[] value) => SetData(General, value, Seal);
|
|
|
|
public byte GetSealCount(Seal4 id) => General[Seal + (int)id];
|
|
public byte SetSealCount(Seal4 id, byte count) => General[Seal + (int)id] = Math.Min(SealMaxCount, count);
|
|
|
|
public void SetAllSeals(byte count, bool unreleased = false)
|
|
{
|
|
var sealIndexCount = (int)(unreleased ? Seal4.MAX : Seal4.MAXLEGAL);
|
|
var val = Math.Min(count, SealMaxCount);
|
|
for (int i = 0; i < sealIndexCount; i++)
|
|
General[Seal + i] = val;
|
|
}
|
|
|
|
public int GetMailOffset(int index)
|
|
{
|
|
int ofs = (index * Mail4.SIZE);
|
|
return Version switch
|
|
{
|
|
GameVersion.DP => (ofs + 0x4BEC),
|
|
GameVersion.Pt => (ofs + 0x4E80),
|
|
_ => (ofs + 0x3FA8)
|
|
};
|
|
}
|
|
|
|
public byte[] GetMailData(int ofs) => General.Slice(ofs, Mail4.SIZE);
|
|
|
|
public Mail4 GetMail(int i)
|
|
{
|
|
int ofs = GetMailOffset(i);
|
|
return new Mail4(GetMailData(ofs), ofs);
|
|
}
|
|
}
|
|
}
|