mirror of
https://github.com/kwsch/PKHeX
synced 2024-12-24 03:13:18 +00:00
237 lines
11 KiB
C#
237 lines
11 KiB
C#
using System;
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using System.Collections.Generic;
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using static PKHeX.Core.GameVersion;
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namespace PKHeX.Core
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{
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/// <summary>
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/// Cached copies of Met Location lists
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/// </summary>
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public sealed class MetDataSource
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{
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private readonly List<ComboItem> MetGen2;
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private readonly List<ComboItem> MetGen3;
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private readonly List<ComboItem> MetGen3CXD;
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private readonly List<ComboItem> MetGen4;
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private readonly List<ComboItem> MetGen5;
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private readonly List<ComboItem> MetGen6;
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private readonly List<ComboItem> MetGen7;
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private readonly List<ComboItem> MetGen7GG;
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private readonly List<ComboItem> MetGen8;
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private IReadOnlyList<ComboItem>? MetGen4Transfer;
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private IReadOnlyList<ComboItem>? MetGen5Transfer;
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public MetDataSource(GameStrings s)
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{
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MetGen2 = CreateGen2(s);
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MetGen3 = CreateGen3(s);
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MetGen3CXD = CreateGen3CXD(s);
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MetGen4 = CreateGen4(s);
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MetGen5 = CreateGen5(s);
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MetGen6 = CreateGen6(s);
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MetGen7 = CreateGen7(s);
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MetGen7GG = CreateGen7GG(s);
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MetGen8 = CreateGen8(s);
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}
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private static List<ComboItem> CreateGen2(GameStrings s)
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{
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var locations = Util.GetCBList(s.metGSC_00000.AsSpan(0, 0x5F));
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Util.AddCBWithOffset(locations, s.metGSC_00000.AsSpan(0x7E, 2), 0x7E);
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return locations;
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}
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private static List<ComboItem> CreateGen3(GameStrings s)
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{
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var locations = Util.GetCBList(s.metRSEFRLG_00000.AsSpan(0, 213));
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Util.AddCBWithOffset(locations, s.metRSEFRLG_00000.AsSpan(253, 3), 253);
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return locations;
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}
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private static List<ComboItem> CreateGen3CXD(GameStrings s)
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{
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var list = Util.GetCBList(s.metCXD_00000);
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list.RemoveAll(z => z.Text.Length == 0);
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return list;
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}
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private static List<ComboItem> CreateGen4(GameStrings s)
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{
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var locations = Util.GetCBList(s.metHGSS_00000, 0);
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Util.AddCBWithOffset(locations, s.metHGSS_02000, 2000, Locations.Daycare4);
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Util.AddCBWithOffset(locations, s.metHGSS_02000, 2000, Locations.LinkTrade4);
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Util.AddCBWithOffset(locations, s.metHGSS_03000, 3000, Locations.Ranger4);
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Util.AddCBWithOffset(locations, s.metHGSS_00000, 0000, Legal.Met_HGSS_0);
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Util.AddCBWithOffset(locations, s.metHGSS_02000, 2000, Legal.Met_HGSS_2);
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Util.AddCBWithOffset(locations, s.metHGSS_03000, 3000, Legal.Met_HGSS_3);
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return locations;
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}
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private IReadOnlyList<ComboItem> CreateGen4Transfer()
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{
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// Pal Park to front
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var met = MetGen4.ToArray();
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var index = Array.FindIndex(met, z => z.Value == Locations.Transfer3);
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var pal = met[index];
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Array.Copy(met, 0, met, 1, index);
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met[0] = pal;
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return met;
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}
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private static List<ComboItem> CreateGen5(GameStrings s)
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{
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var locations = Util.GetCBList(s.metBW2_00000, 0);
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Util.AddCBWithOffset(locations, s.metBW2_60000, 60001, Locations.Daycare5);
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Util.AddCBWithOffset(locations, s.metBW2_30000, 30001, Locations.LinkTrade5);
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Util.AddCBWithOffset(locations, s.metBW2_00000, 00000, Legal.Met_BW2_0);
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Util.AddCBWithOffset(locations, s.metBW2_30000, 30001, Legal.Met_BW2_3);
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Util.AddCBWithOffset(locations, s.metBW2_40000, 40001, Legal.Met_BW2_4);
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Util.AddCBWithOffset(locations, s.metBW2_60000, 60001, Legal.Met_BW2_6);
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return locations;
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}
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private IReadOnlyList<ComboItem> CreateGen5Transfer()
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{
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// PokéTransfer to front
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var met = MetGen5.ToArray();
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var index = Array.FindIndex(met, z => z.Value == Locations.Transfer4);
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var xfr = met[index];
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Array.Copy(met, 0, met, 1, index);
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met[0] = xfr;
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return met;
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}
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private static List<ComboItem> CreateGen6(GameStrings s)
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{
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var locations = Util.GetCBList(s.metXY_00000, 0);
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Util.AddCBWithOffset(locations, s.metXY_60000, 60001, Locations.Daycare5);
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Util.AddCBWithOffset(locations, s.metXY_30000, 30001, Locations.LinkTrade6);
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Util.AddCBWithOffset(locations, s.metXY_00000, 00000, Legal.Met_XY_0);
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Util.AddCBWithOffset(locations, s.metXY_30000, 30001, Legal.Met_XY_3);
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Util.AddCBWithOffset(locations, s.metXY_40000, 40001, Legal.Met_XY_4);
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Util.AddCBWithOffset(locations, s.metXY_60000, 60001, Legal.Met_XY_6);
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return locations;
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}
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private static List<ComboItem> CreateGen7(GameStrings s)
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{
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var locations = Util.GetCBList(s.metSM_00000, 0);
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Util.AddCBWithOffset(locations, s.metSM_60000, 60001, Locations.Daycare5);
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Util.AddCBWithOffset(locations, s.metSM_30000, 30001, Locations.LinkTrade6);
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Util.AddCBWithOffset(locations, s.metSM_00000, 00000, Legal.Met_SM_0);
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Util.AddCBWithOffset(locations, s.metSM_30000, 30001, Legal.Met_SM_3);
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Util.AddCBWithOffset(locations, s.metSM_40000, 40001, Legal.Met_SM_4);
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Util.AddCBWithOffset(locations, s.metSM_60000, 60001, Legal.Met_SM_6);
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return locations;
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}
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private static List<ComboItem> CreateGen7GG(GameStrings s)
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{
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var locations = Util.GetCBList(s.metGG_00000, 0);
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Util.AddCBWithOffset(locations, s.metGG_60000, 60001, 60002);
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Util.AddCBWithOffset(locations, s.metGG_30000, 30001, Locations.LinkTrade6);
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Util.AddCBWithOffset(locations, s.metGG_00000, 00000, Legal.Met_GG_0);
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Util.AddCBWithOffset(locations, s.metGG_30000, 30001, Legal.Met_GG_3);
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Util.AddCBWithOffset(locations, s.metGG_40000, 40001, Legal.Met_GG_4);
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Util.AddCBWithOffset(locations, s.metGG_60000, 60001, Legal.Met_GG_6);
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return locations;
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}
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private static List<ComboItem> CreateGen8(GameStrings s)
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{
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var locations = Util.GetCBList(s.metSWSH_00000, 0);
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Util.AddCBWithOffset(locations, s.metSWSH_60000, 60001, 60002);
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Util.AddCBWithOffset(locations, s.metSWSH_30000, 30001, Locations.LinkTrade6);
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Util.AddCBWithOffset(locations, s.metSWSH_00000, 00000, Legal.Met_SWSH_0);
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Util.AddCBWithOffset(locations, s.metSWSH_30000, 30001, Legal.Met_SWSH_3);
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Util.AddCBWithOffset(locations, s.metSWSH_40000, 40001, Legal.Met_SWSH_4);
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Util.AddCBWithOffset(locations, s.metSWSH_60000, 60001, Legal.Met_SWSH_6);
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return locations;
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}
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/// <summary>
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/// Fetches a Met Location list for a <see cref="version"/> that has been transferred away from and overwritten.
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/// </summary>
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/// <param name="version">Origin version</param>
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/// <param name="currentGen">Current save file generation</param>
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/// <param name="egg">True if an egg location list, false if a regular met location list</param>
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/// <returns>Met location list</returns>
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public IReadOnlyList<ComboItem> GetLocationList(GameVersion version, int currentGen, bool egg = false)
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{
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if (currentGen == 2)
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return MetGen2;
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if (egg && version < W && currentGen >= 5)
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return MetGen4;
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return version switch
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{
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CXD when currentGen == 3 => MetGen3CXD,
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R or S when currentGen == 3 => Partition1(MetGen3, z => z <= 87), // Ferry
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E when currentGen == 3 => Partition1(MetGen3, z => z is <= 87 or >= 197 and <= 212), // Trainer Hill
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FR or LG when currentGen == 3 => Partition1(MetGen3, z => z is > 87 and < 197), // Celadon Dept.
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D or P when currentGen == 4 => Partition2(MetGen4, z => z <= 111, 4), // Battle Park
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Pt when currentGen == 4 => Partition2(MetGen4, z => z <= 125, 4), // Rock Peak Ruins
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HG or SS when currentGen == 4 => Partition2(MetGen4, z => z is > 125 and < 234, 4), // Celadon Dept.
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B or W => MetGen5,
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B2 or W2 => Partition2(MetGen5, z => z <= 116), // Abyssal Ruins
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X or Y => Partition2(MetGen6, z => z <= 168), // Unknown Dungeon
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OR or AS => Partition2(MetGen6, z => z is > 168 and <= 354), // Secret Base
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SN or MN => Partition2(MetGen7, z => z < 200), // Outer Cape
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US or UM
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or RD or BU or GN or YW
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or GD or SV or C => Partition2(MetGen7, z => z < 234), // Dividing Peak Tunnel
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GP or GE or GO => Partition2(MetGen7GG, z => z <= 54), // Pokémon League
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SW or SH => Partition2(MetGen8, z => z < 400),
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_ => GetLocationListModified(version, currentGen),
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};
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static IReadOnlyList<ComboItem> Partition1(IReadOnlyList<ComboItem> list, Func<int, bool> criteria)
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{
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var result = new ComboItem[list.Count];
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return GetOrderedList(list, result, criteria);
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}
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static IReadOnlyList<ComboItem> GetOrderedList(IReadOnlyList<ComboItem> list, ComboItem[] result, Func<int, bool> criteria, int start = 0)
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{
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// store values that match criteria at the next available position of the array
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// store non-matches starting at the end. reverse before returning
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int end = list.Count - 1;
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for (var index = start; index < list.Count; index++)
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{
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var item = list[index];
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if (criteria(item.Value))
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result[start++] = item;
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else
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result[end--] = item;
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}
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// since the non-matches are reversed in order, we swap them back since we know where they end up at.
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Array.Reverse(result, start, list.Count - start);
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return result;
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}
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static IReadOnlyList<ComboItem> Partition2(IReadOnlyList<ComboItem> list, Func<int, bool> criteria, int keepFirst = 3)
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{
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var result = new ComboItem[list.Count];
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for (int i = 0; i < keepFirst; i++)
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result[i] = list[i];
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return GetOrderedList(list, result, criteria, keepFirst);
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}
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}
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/// <summary>
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/// Fetches a Met Location list for a <see cref="version"/> that has been transferred away from and overwritten.
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/// </summary>
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/// <param name="version">Origin version</param>
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/// <param name="currentGen">Current save file generation</param>
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/// <returns>Met location list</returns>
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private IReadOnlyList<ComboItem> GetLocationListModified(GameVersion version, int currentGen) => version switch
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{
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<= CXD when currentGen == 4 => MetGen4Transfer ??= CreateGen4Transfer(),
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< X when currentGen >= 5 => MetGen5Transfer ??= CreateGen5Transfer(),
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_ => Array.Empty<ComboItem>(),
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};
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}
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}
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