[trinity] Yeti Boss

#include "ScriptPCH.h"

enum Spells
{
	SPELL_ROAR                                  = 42398,
	SHAKE_CAMERA				    = 46853,
	SPELL_FREEZE				    = 58534,
	SPELL_ENRAGE                                = 23537,
	SPELL_KNOCKBACK				    = 46360,
	SPELL_KNOCKUP	       			    = 29190,
};


class Yeti_Boss : public CreatureScript
{
public:
	Yeti_Boss()
		: CreatureScript("Yeti_Boss") {}

	struct example_creatureAI : public ScriptedAI
	{
		example_creatureAI(Creature* creature) : ScriptedAI(creature) {}

		uint32 m_uiPhase;
		uint32 m_uiFrostPunchTimer;
		uint32 m_uiRoarTimer;
		uint32 m_uiIceQuakeTimer;
		uint32 m_uiEnrageTimer;

		void Reset()
		{
			m_uiPhase = 0;
			m_uiFrostPunchTimer = 13000;
			m_uiRoarTimer = 18000;
			m_uiIceQuakeTimer = 25000;
			m_uiEnrageTimer = 180000;
			me->RestoreFaction();
		}

		void EnterCombat(Unit* unit)
		{
			{
				DoCast(me->getVictim(), SPELL_ROAR);
				DoCast(me->getVictim(), SHAKE_CAMERA);
				DoCast(me->getVictim(), SPELL_KNOCKBACK);
				DoCast(me->getVictim(), SPELL_FREEZE);
				me->MonsterTextEmote("The Yeti Matriarch glares at $N, roars, and casts Frost Punch!", me->getVictim());

			}
		}

		void EnterEvadeMode()
		{
		}

		void UpdateAI(const uint32 uiDiff)
		{
			if (!UpdateVictim())
				return;

			if (m_uiFrostPunchTimer <= uiDiff)
			{
				    std::list<Unit*> targets;
					SelectTargetList(targets, 1, SELECT_TARGET_RANDOM, me->GetMeleeReach()*1, true);
					for (std::list<Unit*>::const_iterator i = targets.begin(); i != targets.end(); ++i)
					if (!me->IsWithinMeleeRange(*i))
				{
					DoCast(*i, SPELL_KNOCKBACK);
					DoCast(*i, SPELL_FREEZE);
					me->MonsterTextEmote("The Yeti Matriarch casts Frost Punch on $N!", *i);
					break;
				}

				m_uiFrostPunchTimer = 12000;
			}
			else
				m_uiFrostPunchTimer -= uiDiff;

			if (m_uiRoarTimer <= uiDiff)
			{
					DoCast(me->getVictim(), SPELL_ROAR);
					DoCast(me->getVictim(), SHAKE_CAMERA);
					me->MonsterTextEmote("The Yeti Matriarch angrily roars!", NULL);
					break;
				}
				m_uiRoarTimer = 20000;
			}
			else
				m_uiRoarTimer -= uiDiff;

			if (m_uiIceQuakeTimer <= uiDiff)
			{
				    std::list<Unit*> targets;
					SelectTargetList(targets, 5, SELECT_TARGET_RANDOM, me->GetMeleeReach()*5, true);
					for (std::list<Unit*>::const_iterator i = targets.begin(); i != targets.end(); ++i)
					if (!me->IsWithinMeleeRange(*i))
				{
					DoCast(me->getVictim(), SPELL_KNOCKUP);
					DoCast(me->getVictim(), CAMERA_SHAKE);
					DoCast(*i, SPELL_FREEZE);
					me->MonsterTextEmote("The Yeti Matriarch stomps angrily, causing an Ice Quake!", NULL);
					break;
				}

				m_uiIceQuakeTimer = 15000;
			}
			else
				m_uiIceQuakeTimer -= uiDiff;

			if (m_uiEnrageTimer <= uiDiff)
			{
			DoCast(me, SPELL_ENRAGE);
			}
			else
			m_uiEnrageTimer -= uiDiff;


			DoMeleeAttackIfReady();
		}
	};

	CreatureAI* GetAI(Creature* creature) const
	{
		return new Yeti_BossAI(creature);
	}
};

void AddSC_Yeti_Boss()
{
	new Yeti_Boss();
}