using System; namespace PKHeX.Core { /// /// Generation 2 Static Encounter /// /// public record EncounterStatic2 : EncounterStatic { public sealed override int Generation => 2; public sealed override byte Level { get; init; } public EncounterStatic2(byte species, byte level, GameVersion game) : base(game) { Species = species; Level = level; } public override bool IsMatchExact(PKM pkm, IDexLevel evo) { if (Shiny == Shiny.Always && !pkm.IsShiny) return false; return base.IsMatchExact(pkm, evo); } protected override bool IsMatchEggLocation(PKM pkm) { if (pkm.Format > 2) return true; if (pkm.IsEgg) { if (!EggEncounter) return false; if (pkm.Met_Location != 0 && pkm.Met_Level != 0) return false; if (pkm.OT_Friendship > EggCycles) // Dizzy Punch eggs start with below-normal hatch counters. return false; } else { switch (pkm.Met_Level) { case 0 when pkm.Met_Location != 0: return false; case 1: // 0 = second floor of every Pokémon Center, valid return true; default: if (pkm.Met_Location == 0 && pkm.Met_Level != 0) return false; break; } } return true; } protected override bool IsMatchLevel(PKM pkm, IDexLevel evo) { if (pkm is ICaughtData2 {CaughtData: not 0}) return pkm.Met_Level == (EggEncounter ? 1 : Level); return Level <= evo.LevelMax; } protected override bool IsMatchLocation(PKM pkm) { if (EggEncounter) return true; if (Location == 0) return true; if (pkm is ICaughtData2 {CaughtData: not 0}) return Location == pkm.Met_Location; return true; } protected override bool IsMatchPartial(PKM pkm) => false; protected override void ApplyDetails(ITrainerInfo sav, EncounterCriteria criteria, PKM pk) { base.ApplyDetails(sav, criteria, pk); var pk2 = (PK2)pk; if (Shiny == Shiny.Always) pk2.SetShiny(); } protected override void SetMetData(PKM pk, int level, DateTime today) { if (Version != GameVersion.C && pk.OT_Gender != 1) return; var pk2 = (PK2)pk; pk2.Met_Location = Location; pk2.Met_Level = level; pk2.Met_TimeOfDay = EncounterTime.Any.RandomValidTime(); } } public sealed record EncounterStatic2Odd : EncounterStatic2 { public EncounterStatic2Odd(byte species) : base(species, 5, GameVersion.C) { EggLocation = 256; EggCycles = 20; } public override bool IsMatchExact(PKM pkm, IDexLevel evo) { // Let it get picked up as regular EncounterEgg under other conditions. if (pkm.Format > 2) return false; if (!pkm.HasMove((int)Move.DizzyPunch)) return false; if (pkm.IsEgg && pkm.EXP != 125) return false; return base.IsMatchExact(pkm, evo); } } public sealed record EncounterStatic2Roam : EncounterStatic2 { // Routes 29-46, except 40 & 41; total 16. // 02, 04, 05, 08, 11, 15, 18, 20, // 21, 25, 26, 34, 37, 39, 43, 45, private const ulong RoamLocations = 0b10_1000_1010_0100_0000_0110_0011_0100_1000_1001_0011_0100; public override int Location => 2; public EncounterStatic2Roam(byte species, byte level, GameVersion ver) : base(species, level, ver) { } protected override bool IsMatchLocation(PKM pkm) { if (!pkm.HasOriginalMetLocation) return true; // Gen2 met location is always u8 var loc = pkm.Met_Location; return loc <= 45 && ((RoamLocations & (1UL << loc)) != 0); } } }