void HandleTrainerBuySpell(TrainerBuySpell packet)
{
Creature npc = _player.GetNPCIfCanInteractWith(packet.TrainerGUID, NPCFlags.Trainer);
if (npc == null)
{
Log.outDebug(LogFilter.Network, $"WORLD: HandleTrainerBuySpell - {packet.TrainerGUID.ToString()} not found or you can not interact with him.");
return;
}
// remove fake death
if (_player.HasUnitState(UnitState.Died))
{
_player.RemoveAurasByType(AuraType.FeignDeath);
}
if (_player.PlayerTalkClass.GetInteractionData().SourceGuid != packet.TrainerGUID)
{
return;
}
if (_player.PlayerTalkClass.GetInteractionData().TrainerId != packet.TrainerID)
{
return;
}
// check present spell in trainer spell list
Trainer trainer = Global.ObjectMgr.GetTrainer(packet.TrainerID);
if (trainer == null)
{
return;
}
trainer.TeachSpell(npc, _player, packet.SpellID);
}
void HandleTrainerBuySpell(TrainerBuySpell packet)
{
Creature trainer = _player.GetNPCIfCanInteractWith(packet.TrainerGUID, NPCFlags.Trainer);
if (trainer == null)
{
Log.outDebug(LogFilter.Network, "WORLD: HandleTrainerBuySpell - {0} not found or you can not interact with him.", packet.TrainerGUID.ToString());
return;
}
// remove fake death
if (_player.HasUnitState(UnitState.Died))
{
_player.RemoveAurasByType(AuraType.FeignDeath);
}
// check race for mount trainers
if (trainer.GetCreatureTemplate().TrainerType == TrainerType.Mounts)
{
Race trainerRace = trainer.GetCreatureTemplate().TrainerRace;
if (trainerRace != 0)
{
if (_player.GetRace() != trainerRace)
{
return;
}
}
}
// check class for class trainers
if (_player.GetClass() != trainer.GetCreatureTemplate().TrainerClass&& trainer.GetCreatureTemplate().TrainerType == TrainerType.Class)
{
return;
}
// check present spell in trainer spell list
var trainerSpells = trainer.GetTrainerSpells();
if (trainerSpells == null)
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 0);
return;
}
var trainerSpell = trainerSpells.spellList.LookupByKey(packet.SpellID);
if (trainerSpell == null)
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 0);
return;
}
// can't be learn, cheat? Or double learn with lags...
if (_player.GetTrainerSpellState(trainerSpell) != TrainerSpellState.Green)
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 0);
return;
}
// apply reputation discount
uint nSpellCost = (uint)(Math.Floor((double)trainerSpell.MoneyCost) * _player.GetReputationPriceDiscount(trainer));
// check money requirement
if (!_player.HasEnoughMoney(nSpellCost))
{
SendTrainerBuyFailed(packet.TrainerGUID, packet.SpellID, 1);
return;
}
_player.ModifyMoney(-nSpellCost);
trainer.SendPlaySpellVisualKit(179, 0, 0); // 53 SpellCastDirected
_player.SendPlaySpellVisualKit(362, 1, 0); // 113 EmoteSalute
// learn explicitly or cast explicitly
if (trainerSpell.IsCastable())
{
_player.CastSpell(GetPlayer(), trainerSpell.SpellID, true);
}
else
{
_player.LearnSpell(packet.SpellID, false);
}
}
