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// Kel'Thuzad AI by GiGi*FasT*#define CN_KELTHUZAD 15990#define FROSTBOLT 28478 // target#define FROSTBOLT 28479 // various#define CHAINS_OF_KELTHUZAD 28410 // various#define SHADOW_FISSURE 27810 // targetclass KelThuzadAI : public CreatureAIScript{public:	ADD_CREATURE_FACTORY_FUNCTION(Kel'ThuzadAI);	SP_AI_Spell spells[2];	bool m_spellcheck[2];    Kel'ThuzadAI(Creature* pCreature) : CreatureAIScript(pCreature)    {		// -- Number of spells to add --		nrspells = 3;		// --- Initialization ---		for(int i=0;i<nrspells;i++)		{			m_spellcheck[i] = false;		}		// ----------------------				// Create basic info for spells here, watch out from instant spells or not.        spells[0].info = sSpellStore.LookupEntry(FROSTBOLT);		spells[0].targettype = TARGET;		spells[0].instant = false;		spells[0].perctrigger = 0.0f;		spells[0].attackstoptimer = 1000; // 1sec				spells[1].info = sSpellStore.LookupEntry(CHAINS_OF_KELTHUZAD);		spells[1].targettype = TARGET_VARIOUS;		spells[1].instant = false;		spells[1].perctrigger = 15.0f;		spells[1].attackstoptimer = 3000; // 1sec				spells[1].info = sSpellStore.LookupEntry(SHADOW_FISSURE);		spells[1].targettype = TARGET_VARIOUS;		spells[1].instant = false;		spells[1].perctrigger = 15.0f;		spells[1].attackstoptimer = 3000; // 1sec    }        void OnCombatStart(Unit* mTarget)    {        RegisterAIUpdateEvent(_unit->GetUInt32Value(UNIT_FIELD_BASEATTACKTIME));		_unit->CastSpell(_unit, spells[0].info, spells[0].instant);    }    void OnCombatStop(Unit *mTarget)    {        _unit->GetAIInterface()->setCurrentAgent(AGENT_NULL);        _unit->GetAIInterface()->SetAIState(STATE_IDLE);        RemoveAIUpdateEvent();    }    void OnDied(Unit * mKiller)    {       RemoveAIUpdateEvent();    }    void AIUpdate()    {		float val = sRand.rand(100.0f);        SpellCast(val);    }    void SpellCast(float val)    {        if(_unit->GetCurrentSpell() == NULL && _unit->GetAIInterface()->GetNextTarget())        {			float comulativeperc = 0;		    Unit *target = NULL;			for(int i=0;i<nrspells;i++)			{				if(!spells[i].perctrigger) continue;								if(m_spellcheck[i])				{					target = _unit->GetAIInterface()->GetNextTarget();					switch(spells[i].targettype)					{						case TARGET:						case TARGET_VARIOUS:							_unit->CastSpell(_unit, spells[i].info, spells[i].instant); break;						case TARGET_ATTACKING:							_unit->CastSpell(target, spells[i].info, spells[i].instant); break;						case TARGET_DESTINATION:							_unit->CastSpellAoF(target->GetPositionX(),target->GetPositionY(),target->GetPositionZ(), spells[i].info, spells[i].instant); break;					}					m_spellcheck[i] = false;					return;				}				if(val > comulativeperc && val <= (comulativeperc + spells[i].perctrigger))				{					_unit->setAttackTimer(spells[i].attackstoptimer, false);					m_spellcheck[i] = true;				}				comulativeperc += spells[i].perctrigger;			}        }    }protected:	int nrspells;};