// Whenever we're in a trade, this pointer will be loaded, otherwise 0
public async Task <bool> IsPartnerParamLoaded(CancellationToken token)
{
var byt = await SwitchConnection.PointerPeek(8, Offsets.LinkTradePartnerParamPointer, token).ConfigureAwait(false);
return(BitConverter.ToUInt64(byt, 0) != 0);
}
public async Task <ulong> GetTradePartnerNID(CancellationToken token) => BitConverter.ToUInt64(await SwitchConnection.PointerPeek(sizeof(ulong), Offsets.LinkTradePartnerNIDPointer, token).ConfigureAwait(false), 0);
// Uses absolute offset which is set each session. Checks for IsGaming or IsTalking.
public async Task <bool> IsUnionWork(ulong offset, CancellationToken token)
{
var data = await SwitchConnection.ReadBytesAbsoluteAsync(offset, 1, token).ConfigureAwait(false);
return(data[0] == 1);
}
private async Task <bool> IsSceneID(uint expected, CancellationToken token)
{
var byt = await SwitchConnection.PointerPeek(1, Offsets.SceneIDPointer, token).ConfigureAwait(false);
return(byt[0] == expected);
}
public override async Task <PB8> ReadPokemon(ulong offset, int size, CancellationToken token)
{
var data = await SwitchConnection.ReadBytesAbsoluteAsync(offset, size, token).ConfigureAwait(false);
return(new PB8(data));
}
public async Task <bool> CheckIfSoftBanned(ulong offset, CancellationToken token)
{
var data = await SwitchConnection.ReadBytesAbsoluteAsync(offset, 4, token).ConfigureAwait(false);
return(BitConverter.ToUInt32(data, 0) != 0);
}
private async Task <PokeTradeResult> PerformLinkCodeTrade(SAV8BS sav, PokeTradeDetail <PB8> poke, CancellationToken token)
{
sessionTradeCount++;
Log($"Starting trade #{sessionTradeCount} for this session.");
// Update Barrier Settings
UpdateBarrier(poke.IsSynchronized);
poke.TradeInitialize(this);
await RestartGameIfCantLeaveUnionRoom(token).ConfigureAwait(false);
Hub.Config.Stream.EndEnterCode(this);
if (await CheckIfSoftBanned(SoftBanOffset, token).ConfigureAwait(false))
{
await UnSoftBan(token).ConfigureAwait(false);
}
var toSend = poke.TradeData;
if (toSend.Species != 0)
{
await SetBoxPokemonAbsolute(BoxStartOffset, toSend, token, sav).ConfigureAwait(false);
}
// Enter Union Room and set ourselves up as Trading.
if (!await EnterUnionRoomWithCode(poke.Type, poke.Code, token).ConfigureAwait(false))
{
// We don't know how far we made it in, so restart the game to be safe.
await RestartGameBDSP(token).ConfigureAwait(false);
return(PokeTradeResult.RecoverEnterUnionRoom);
}
poke.TradeSearching(this);
var waitPartner = Hub.Config.Trade.TradeWaitTime;
// Keep pressing A until we detect someone talking to us.
while (!await IsUnionWork(UnionTalkingOffset, token).ConfigureAwait(false) && waitPartner > 0)
{
for (int i = 0; i < 2; ++i)
{
await Click(A, 0_450, token).ConfigureAwait(false);
}
if (--waitPartner <= 0)
{
return(PokeTradeResult.NoTrainerFound);
}
}
// Keep pressing A until TargetTranerParam is loaded (when we hit the box).
while (!await IsPartnerParamLoaded(token).ConfigureAwait(false) && waitPartner > 0)
{
for (int i = 0; i < 2; ++i)
{
await Click(A, 0_450, token).ConfigureAwait(false);
}
// Can be false if they talked and quit.
if (!await IsUnionWork(UnionTalkingOffset, token).ConfigureAwait(false))
{
break;
}
if (--waitPartner <= 0)
{
return(PokeTradeResult.TrainerTooSlow);
}
}
// Still going through dialog and box opening.
await Task.Delay(3_000, token).ConfigureAwait(false);
// Can happen if they quit out of talking to us.
if (!await IsPartnerParamLoaded(token).ConfigureAwait(false))
{
return(PokeTradeResult.TrainerTooSlow);
}
var tradePartner = await GetTradePartnerInfo(token).ConfigureAwait(false);
//var trainerNID = await GetTradePartnerNID(token).ConfigureAwait(false);
Log($"Found Link Trade partner: {tradePartner.TrainerName}-{tradePartner.TID7}");
await Task.Delay(2_000, token).ConfigureAwait(false);
// Confirm Box 1 Slot 1
if (poke.Type == PokeTradeType.Specific)
{
for (int i = 0; i < 5; i++)
{
await Click(A, 0_500, token).ConfigureAwait(false);
}
}
poke.SendNotification(this, $"Found Link Trade partner: {tradePartner.TrainerName}. Waiting for a Pokémon...");
// Requires at least one trade for this pointer to make sense, so cache it here.
LinkTradePokemonOffset = await SwitchConnection.PointerAll(Offsets.LinkTradePartnerPokemonPointer, token).ConfigureAwait(false);
if (poke.Type == PokeTradeType.Dump)
{
return(await ProcessDumpTradeAsync(poke, token).ConfigureAwait(false));
}
// Wait for user input... Needs to be different from the previously offered Pokémon.
var tradeOffered = await ReadUntilChanged(LinkTradePokemonOffset, lastOffered, 25_000, 1_000, false, true, token).ConfigureAwait(false);
if (!tradeOffered)
{
return(PokeTradeResult.TrainerTooSlow);
}
// If we detected a change, they offered something.
var offered = await ReadPokemon(LinkTradePokemonOffset, BoxFormatSlotSize, token).ConfigureAwait(false);
if (offered.Species == 0 || !offered.ChecksumValid)
{
return(PokeTradeResult.TrainerTooSlow);
}
lastOffered = await SwitchConnection.ReadBytesAbsoluteAsync(LinkTradePokemonOffset, 8, token).ConfigureAwait(false);
PokeTradeResult update;
var trainer = new PartnerDataHolder(0, tradePartner.TrainerName, tradePartner.TID7);
(toSend, update) = await GetEntityToSend(sav, poke, offered, toSend, trainer, token).ConfigureAwait(false);
if (update != PokeTradeResult.Success)
{
return(update);
}
var tradeResult = await ConfirmAndStartTrading(poke, token).ConfigureAwait(false);
if (tradeResult != PokeTradeResult.Success)
{
return(tradeResult);
}
if (token.IsCancellationRequested)
{
return(PokeTradeResult.RoutineCancel);
}
// Trade was Successful!
var received = await ReadPokemon(BoxStartOffset, BoxFormatSlotSize, token).ConfigureAwait(false);
// Pokémon in b1s1 is same as the one they were supposed to receive (was never sent).
if (SearchUtil.HashByDetails(received) == SearchUtil.HashByDetails(toSend) && received.Checksum == toSend.Checksum)
{
Log("User did not complete the trade.");
return(PokeTradeResult.TrainerTooSlow);
}
// As long as we got rid of our inject in b1s1, assume the trade went through.
Log("User completed the trade.");
poke.TradeFinished(this, received);
// Only log if we completed the trade.
UpdateCountsAndExport(poke, received, toSend);
// Still need to wait out the trade animation.
for (var i = 0; i < 30; i++)
{
await Click(A, 0_500, token).ConfigureAwait(false);
}
Log("Trying to get out of the Union Room.");
// Now get out of the Union Room.
if (!await EnsureOutsideOfUnionRoom(token).ConfigureAwait(false))
{
return(PokeTradeResult.RecoverReturnOverworld);
}
// Sometimes they offered another mon, so store that immediately upon leaving Union Room.
lastOffered = await SwitchConnection.ReadBytesAbsoluteAsync(LinkTradePokemonOffset, 8, token).ConfigureAwait(false);
return(PokeTradeResult.Success);
}
