public static void BuySpell(this NPC trainer, Character chr, SpellId spellEntryId)
{
if (!trainer.CheckTrainerCanTrain(chr))
{
return;
}
TrainerSpellEntry spellEntry = trainer.TrainerEntry.GetSpellEntry(spellEntryId);
if (spellEntry == null || !trainer.CheckBuySpellConditions(chr, spellEntry))
{
return;
}
chr.SubtractMoney(spellEntry.GetDiscountedCost(chr, trainer));
NPCHandler.SendTrainerBuySucceeded(chr.Client, trainer,
spellEntry);
SpellHandler.SendVisual(trainer, 179U);
if (spellEntry.Spell.IsTeachSpell)
{
trainer.SpellCast.Trigger(spellEntry.Spell, (WorldObject)chr);
}
else if (chr.PowerType == PowerType.Mana || spellEntry.Spell.PreviousRank == null)
{
chr.Spells.AddSpell(spellEntry.Spell);
trainer.TalkToTrainer(chr);
}
else
{
chr.Spells.Replace(spellEntry.Spell.PreviousRank, spellEntry.Spell);
}
}
public static void BuySpell(this NPC trainer, Character chr, SpellId spellEntryId)
{
if (!trainer.CheckTrainerCanTrain(chr))
{
return;
}
var trainerSpell = trainer.TrainerEntry.GetSpellEntry(spellEntryId);
if (trainerSpell == null)
{
return;
}
if (!trainer.CheckBuySpellConditions(chr, trainerSpell))
{
return;
}
// Charge for the spell
chr.SubtractMoney(trainerSpell.GetDiscountedCost(chr, trainer));
// Send a success packet to the client.
NPCHandler.SendTrainerBuySucceeded(chr.Client, trainer, trainerSpell);
// spell visual (Silence effect)
SpellHandler.SendVisual(trainer, 179);
// Teach the player the new spell
//chr.Spells.Replace(trainerSpell.DeleteSpell, trainerSpell.Spell);
if (trainerSpell.Spell.IsTeachSpell)
{
trainer.SpellCast.Trigger(trainerSpell.Spell, chr);
}
else
{
if (chr.PowerType == PowerType.Mana || trainerSpell.Spell.PreviousRank == null)
{
// spell casters get all ranks of a spell
chr.Spells.AddSpell(trainerSpell.Spell);
trainer.TalkToTrainer(chr);
}
else
{
// only add the highest rank
chr.Spells.Replace(trainerSpell.Spell.PreviousRank, trainerSpell.Spell);
}
}
}