/**
 * ScriptDev3 is an extension for mangos providing enhanced features for
 * area triggers, creatures, game objects, instances, items, and spells beyond
 * the default database scripting in mangos.
 *
 * Copyright (C) 2006-2013  ScriptDev2 <http://www.scriptdev2.com/>
 * Copyright (C) 2014-2016  MaNGOS  <https://getmangos.eu>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * World of Warcraft, and all World of Warcraft or Warcraft art, images,
 * and lore are copyrighted by Blizzard Entertainment, Inc.
 */

/**
 * ScriptData
 * SDName:      Scholomance
 * SD%Complete: 100
 * SDComment: 
 * SDCategory:  Scholomance
 * EndScriptData
 */

#include "precompiled.h"

/*######
## npc_spectral_tutor
######*/

enum
{
    SPELL_IMAGE_PROJECTION          = 17651,
    SPELL_IMAGE_PROJECTION_HEAL     = 17652,
    SPELL_IMAGE_PROJECTION_SUMMON   = 17653,
    SPELL_MANA_BURN                 = 17630,
    SPELL_SILENCE                   = 12528,
};


struct npc_spectral_tutor : public CreatureScript
{
    npc_spectral_tutor() : CreatureScript("npc_spectral_tutor") {}

    struct npc_spectral_tutorAI : public ScriptedAI
    {
        npc_spectral_tutorAI(Creature* pCreature) : ScriptedAI(pCreature) {}

		uint32 m_uiManaBurnTimer;
		uint32 m_uiSilenceTimer;
		uint32 m_uiProjectionTimer;
		uint32 m_uiProjEndTimer;

        void Reset() override
		{
			m_uiProjEndTimer    = 0;
			m_uiManaBurnTimer   = urand(4000, 19000);
			m_uiSilenceTimer    = urand(0, 3000);
			m_uiProjectionTimer = urand(12000, 13000);
		}

		void UpdateAI(const uint32 uiDiff) override
		{
			if (!m_creature->SelectHostileTarget() || !m_creature->getVictim())
				return;

			if (m_uiProjEndTimer)
			{
				if (m_uiProjEndTimer <= uiDiff)
				{
					if (DoCastSpellIfCan(m_creature, SPELL_IMAGE_PROJECTION_HEAL) == CAST_OK)
						m_uiProjEndTimer = 0;
				}
				else
					m_uiProjEndTimer -= uiDiff;

				// no other actions during Image Projection
				return;
			}

			if (m_uiManaBurnTimer < uiDiff)
			{
				if (DoCastSpellIfCan(m_creature->getVictim(), SPELL_MANA_BURN) == CAST_OK)
					m_uiManaBurnTimer = urand(9000, 26000);
			}
			else
				m_uiManaBurnTimer -= uiDiff;

			if (m_uiSilenceTimer < uiDiff)
			{
				if (DoCastSpellIfCan(m_creature, SPELL_SILENCE) == CAST_OK)
					m_uiSilenceTimer = urand(12000, 26000);
			}
			else
				m_uiSilenceTimer -= uiDiff;

			if (m_uiProjectionTimer < uiDiff)
			{
				if (DoCastSpellIfCan(m_creature, SPELL_IMAGE_PROJECTION) == CAST_OK)
				{
					DoCastSpellIfCan(m_creature, SPELL_IMAGE_PROJECTION_SUMMON, CAST_TRIGGERED);
					m_uiProjEndTimer = 1000;
					m_uiProjectionTimer = urand(18000, 25000);
				}
			}
			else
				m_uiProjectionTimer -= uiDiff;

			DoMeleeAttackIfReady();
		}

    };

    CreatureAI* GetAI(Creature* pCreature) override
    {
        return new npc_spectral_tutorAI(pCreature);
    }
};


void AddSC_scholomance()
{
    Script* s;

    s = new npc_spectral_tutor();
    s->RegisterSelf();

}