internal static bool SelectSwitchesIfValid(PBETrainer trainer, IReadOnlyCollection <PBESwitchIn> switches, [NotNullWhen(false)] out string?invalidReason)
{
if (!AreSwitchesValid(trainer, switches, out invalidReason))
{
return(false);
}
trainer.SwitchInsRequired = 0;
foreach (PBESwitchIn s in switches)
{
trainer.SwitchInQueue.Add((trainer.GetPokemon(s.PokemonId), s.Position));
}
if (trainer.Battle.Trainers.All(t => t.SwitchInsRequired == 0))
{
trainer.Battle.BattleState = PBEBattleState.ReadyToRunSwitches;
}
return(true);
}
public static PBEBattle LoadReplay(string path, PBEPacketProcessor packetProcessor)
{
byte[] fileBytes = File.ReadAllBytes(path);
using (var s = new MemoryStream(fileBytes))
using (var r = new EndianBinaryReader(s, encoding: EncodingType.UTF16))
{
byte[] hash;
using (var md5 = MD5.Create())
{
hash = md5.ComputeHash(fileBytes, 0, fileBytes.Length - 16);
}
for (int i = 0; i < 16; i++)
{
if (hash[i] != fileBytes[fileBytes.Length - 16 + i])
{
throw new InvalidDataException();
}
}
ushort version = r.ReadUInt16(); // Unused for now
int seed = r.ReadInt32(); // Unused for now
PBEBattle b = null !; // The first packet should be a PBEBattlePacket
int numEvents = r.ReadInt32();
if (numEvents < 1)
{
throw new InvalidDataException();
}
for (int i = 0; i < numEvents; i++)
{
IPBEPacket packet = packetProcessor.CreatePacket(r.ReadBytes(r.ReadUInt16()), b);
if (packet is PBEBattlePacket bp)
{
if (i != 0)
{
throw new InvalidDataException();
}
b = new PBEBattle(bp);
}
else
{
if (i == 0)
{
throw new InvalidDataException();
}
if (packet is PBEWildPkmnAppearedPacket wpap)
{
PBETrainer wildTrainer = b.Teams[1].Trainers[0];
foreach (PBEPkmnAppearedInfo info in wpap.Pokemon)
{
PBEBattlePokemon pkmn = wildTrainer.GetPokemon(info.Pokemon);
// Process disguise and position now
pkmn.FieldPosition = info.FieldPosition;
if (info.IsDisguised)
{
pkmn.Status2 |= PBEStatus2.Disguised;
pkmn.KnownCaughtBall = info.CaughtBall;
pkmn.KnownGender = info.Gender;
pkmn.KnownNickname = info.Nickname;
pkmn.KnownShiny = info.Shiny;
pkmn.KnownSpecies = info.Species;
pkmn.KnownForm = info.Form;
IPBEPokemonData pData = PBEDataProvider.Instance.GetPokemonData(info);
pkmn.KnownType1 = pData.Type1;
pkmn.KnownType2 = pData.Type2;
}
b.ActiveBattlers.Add(pkmn);
}
}
b.Events.Add(packet);
}
}
b.BattleState = PBEBattleState.Ended;
return(b);
}
}
internal static bool SelectActionsIfValid(PBETrainer trainer, IReadOnlyCollection <PBETurnAction> actions, [NotNullWhen(false)] out string?invalidReason)
{
if (!AreActionsValid(trainer, actions, out invalidReason))
{
return(false);
}
trainer.ActionsRequired.Clear();
foreach (PBETurnAction action in actions)
{
PBEBattlePokemon pkmn = trainer.GetPokemon(action.PokemonId);
if (action.Decision == PBETurnDecision.Fight && pkmn.GetMoveTargets(action.FightMove) == PBEMoveTarget.RandomFoeSurrounding)
{
switch (trainer.Battle.BattleFormat)
{
case PBEBattleFormat.Single:
case PBEBattleFormat.Rotation:
{
action.FightTargets = PBETurnTarget.FoeCenter;
break;
}
case PBEBattleFormat.Double:
{
action.FightTargets = trainer.Battle._rand.RandomBool() ? PBETurnTarget.FoeLeft : PBETurnTarget.FoeRight;
break;
}
case PBEBattleFormat.Triple:
{
if (pkmn.FieldPosition == PBEFieldPosition.Left)
{
action.FightTargets = trainer.Battle._rand.RandomBool() ? PBETurnTarget.FoeCenter : PBETurnTarget.FoeRight;
}
else if (pkmn.FieldPosition == PBEFieldPosition.Center)
{
PBETeam oppTeam = trainer.Team.OpposingTeam;
int r; // Keep randomly picking until a non-fainted foe is selected
roll:
r = trainer.Battle._rand.RandomInt(0, 2);
if (r == 0)
{
if (oppTeam.IsSpotOccupied(PBEFieldPosition.Left))
{
action.FightTargets = PBETurnTarget.FoeLeft;
}
else
{
goto roll;
}
}
else if (r == 1)
{
if (oppTeam.IsSpotOccupied(PBEFieldPosition.Center))
{
action.FightTargets = PBETurnTarget.FoeCenter;
}
else
{
goto roll;
}
}
else
{
if (oppTeam.IsSpotOccupied(PBEFieldPosition.Right))
{
action.FightTargets = PBETurnTarget.FoeRight;
}
else
{
goto roll;
}
}
}
else
{
action.FightTargets = trainer.Battle._rand.RandomBool() ? PBETurnTarget.FoeLeft : PBETurnTarget.FoeCenter;
}
break;
}
default: throw new InvalidDataException(nameof(trainer.Battle.BattleFormat));
}
}
pkmn.TurnAction = action;
}
if (trainer.Battle.Trainers.All(t => t.ActionsRequired.Count == 0))
{
trainer.Battle.BattleState = PBEBattleState.ReadyToRunTurn;
}
return(true);
}
