/*
 * Copyright (C) 2008-2013 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2006-2009 ScriptDev2 <https://scriptdev2.svn.sourceforge.net/>
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */

/* ScriptData
SDName: Undercity
SD%Complete: 95
SDComment: Quest support: 6628, 9180(post-event).
SDCategory: Undercity
EndScriptData */

/* ContentData
npc_lady_sylvanas_windrunner
npc_highborne_lamenter
npc_parqual_fintallas
EndContentData */

#include "ScriptMgr.h"
#include "ScriptedCreature.h"
#include "ScriptedGossip.h"
#include "Player.h"

/*######
## npc_lady_sylvanas_windrunner
######*/

enum Sylvanas
{
    QUEST_JOURNEY_TO_UNDERCITY  = 9180,
    EMOTE_LAMENT_END            = 0,
    SAY_LAMENT_END              = 1,

    SOUND_CREDIT                = 10896,
    ENTRY_HIGHBORNE_LAMENTER    = 21628,
    ENTRY_HIGHBORNE_BUNNY       = 21641,

    SPELL_HIGHBORNE_AURA        = 37090,
    SPELL_SYLVANAS_CAST         = 36568,
    SPELL_RIBBON_OF_SOULS       = 34432, // the real one to use might be 37099

    // Combat spells
    SPELL_BLACK_ARROW           = 59712,
    SPELL_FADE                  = 20672,
    SPELL_FADE_BLINK            = 29211,
    SPELL_MULTI_SHOT            = 59713,
    SPELL_SHOT                  = 59710,
    SPELL_SUMMON_SKELETON       = 59711
};

float HighborneLoc[4][3]=
{
    {1285.41f, 312.47f, 0.51f},
    {1286.96f, 310.40f, 1.00f},
    {1289.66f, 309.66f, 1.52f},
    {1292.51f, 310.50f, 1.99f},
};

#define HIGHBORNE_LOC_Y             -61.00f
#define HIGHBORNE_LOC_Y_NEW         -55.50f

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

    bool OnQuestReward(Player* /*player*/, Creature* creature, const Quest *_Quest, uint32 /*slot*/)
    {
        if (_Quest->GetQuestId() == QUEST_JOURNEY_TO_UNDERCITY)
        {
            CAST_AI(npc_lady_sylvanas_windrunner::npc_lady_sylvanas_windrunnerAI, creature->AI())->LamentEvent = true;
            CAST_AI(npc_lady_sylvanas_windrunner::npc_lady_sylvanas_windrunnerAI, creature->AI())->DoPlaySoundToSet(creature, SOUND_CREDIT);
            creature->CastSpell(creature, SPELL_SYLVANAS_CAST, false);

            for (uint8 i = 0; i < 4; ++i)
                creature->SummonCreature(ENTRY_HIGHBORNE_LAMENTER, HighborneLoc[i][0], HighborneLoc[i][1], HIGHBORNE_LOC_Y, HighborneLoc[i][2], TEMPSUMMON_TIMED_DESPAWN, 160000);
        }

        return true;
    }

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

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

        uint32 LamentEventTimer;
        bool LamentEvent;
        uint64 targetGUID;

        uint32 FadeTimer;
        uint32 SummonSkeletonTimer;
        uint32 BlackArrowTimer;
        uint32 ShotTimer;
        uint32 MultiShotTimer;

        void Reset()
        {
            LamentEventTimer = 5000;
            LamentEvent = false;
            targetGUID = 0;

            FadeTimer = 30000;
            SummonSkeletonTimer = 20000;
            BlackArrowTimer = 15000;
            ShotTimer = 8000;
            MultiShotTimer = 10000;
        }

        void EnterCombat(Unit* /*who*/) {}

        void JustSummoned(Creature* summoned)
        {
            if (summoned->GetEntry() == ENTRY_HIGHBORNE_BUNNY)
            {
                if (Creature* target = Unit::GetCreature(*summoned, targetGUID))
                {
                    target->MonsterMoveWithSpeed(target->GetPositionX(), target->GetPositionY(), me->GetPositionZ()+15.0f, 0);
                    target->SetPosition(target->GetPositionX(), target->GetPositionY(), me->GetPositionZ()+15.0f, 0.0f);
                    summoned->CastSpell(target, SPELL_RIBBON_OF_SOULS, false);
                }

                summoned->SetDisableGravity(true);
                targetGUID = summoned->GetGUID();
            }
        }

        void UpdateAI(uint32 diff)
        {
            if (LamentEvent)
            {
                if (LamentEventTimer <= diff)
                {
                    DoSummon(ENTRY_HIGHBORNE_BUNNY, me, 10.0f, 3000, TEMPSUMMON_TIMED_DESPAWN);

                    LamentEventTimer = 2000;
                    if (!me->HasAura(SPELL_SYLVANAS_CAST))
                    {
                        Talk(SAY_LAMENT_END);
                        Talk(EMOTE_LAMENT_END);
                        LamentEvent = false;
                    }
                } else LamentEventTimer -= diff;
            }

            if (!UpdateVictim())
                return;

            // Combat spells

            if (FadeTimer <= diff)
            {
                DoCast(me, SPELL_FADE);
                // add a blink to simulate a stealthed movement and reappearing elsewhere
                DoCast(me, SPELL_FADE_BLINK);
                FadeTimer = 30000 + rand()%5000;
                // if the victim is out of melee range she cast multi shot
                if (Unit* victim = me->getVictim())
                    if (me->GetDistance(victim) > 10.0f)
                        DoCast(victim, SPELL_MULTI_SHOT);
            } else FadeTimer -= diff;

            if (SummonSkeletonTimer <= diff)
            {
                DoCast(me, SPELL_SUMMON_SKELETON);
                SummonSkeletonTimer = 20000 + rand()%10000;
            } else SummonSkeletonTimer -= diff;

            if (BlackArrowTimer <= diff)
            {
                if (Unit* victim = me->getVictim())
                {
                    DoCast(victim, SPELL_BLACK_ARROW);
                    BlackArrowTimer = 15000 + rand()%5000;
                }
            } else BlackArrowTimer -= diff;

            if (ShotTimer <= diff)
            {
                if (Unit* victim = me->getVictim())
                {
                    DoCast(victim, SPELL_SHOT);
                    ShotTimer = 8000 + rand()%2000;
                }
            } else ShotTimer -= diff;

            if (MultiShotTimer <= diff)
            {
                if (Unit* victim = me->getVictim())
                {
                    DoCast(victim, SPELL_MULTI_SHOT);
                    MultiShotTimer = 10000 + rand()%3000;
                }
            } else MultiShotTimer -= diff;

            DoMeleeAttackIfReady();
        }
    };
};

/*######
## npc_highborne_lamenter
######*/

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

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

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

        uint32 EventMoveTimer;
        uint32 EventCastTimer;
        bool EventMove;
        bool EventCast;

        void Reset()
        {
            EventMoveTimer = 10000;
            EventCastTimer = 17500;
            EventMove = true;
            EventCast = true;
        }

        void EnterCombat(Unit* /*who*/) {}

        void UpdateAI(uint32 diff)
        {
            if (EventMove)
            {
                if (EventMoveTimer <= diff)
                {
                    me->SetDisableGravity(true);
                    me->MonsterMoveWithSpeed(me->GetPositionX(), me->GetPositionY(), HIGHBORNE_LOC_Y_NEW, me->GetDistance(me->GetPositionX(), me->GetPositionY(), HIGHBORNE_LOC_Y_NEW) / (5000 * 0.001f));
                    me->SetPosition(me->GetPositionX(), me->GetPositionY(), HIGHBORNE_LOC_Y_NEW, me->GetOrientation());
                    EventMove = false;
                } else EventMoveTimer -= diff;
            }
            if (EventCast)
            {
                if (EventCastTimer <= diff)
                {
                    DoCast(me, SPELL_HIGHBORNE_AURA);
                    EventCast = false;
                } else EventCastTimer -= diff;
            }
        }
    };
};

/*######
## npc_parqual_fintallas
######*/

#define SPELL_MARK_OF_SHAME 6767

#define GOSSIP_HPF1 "Gul'dan"
#define GOSSIP_HPF2 "Kel'Thuzad"
#define GOSSIP_HPF3 "Ner'zhul"

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

    bool OnGossipSelect(Player* player, Creature* creature, uint32 /*sender*/, uint32 action)
    {
        player->PlayerTalkClass->ClearMenus();
        if (action == GOSSIP_ACTION_INFO_DEF+1)
        {
            player->CLOSE_GOSSIP_MENU();
            creature->CastSpell(player, SPELL_MARK_OF_SHAME, false);
        }
        if (action == GOSSIP_ACTION_INFO_DEF+2)
        {
            player->CLOSE_GOSSIP_MENU();
            player->AreaExploredOrEventHappens(6628);
        }
        return true;
    }

    bool OnGossipHello(Player* player, Creature* creature)
    {
        if (creature->isQuestGiver())
            player->PrepareQuestMenu(creature->GetGUID());

        if (player->GetQuestStatus(6628) == QUEST_STATUS_INCOMPLETE && !player->HasAura(SPELL_MARK_OF_SHAME))
        {
            player->ADD_GOSSIP_ITEM(GOSSIP_ICON_CHAT, GOSSIP_HPF1, GOSSIP_SENDER_MAIN, GOSSIP_ACTION_INFO_DEF+1);
            player->ADD_GOSSIP_ITEM(GOSSIP_ICON_CHAT, GOSSIP_HPF2, GOSSIP_SENDER_MAIN, GOSSIP_ACTION_INFO_DEF+1);
            player->ADD_GOSSIP_ITEM(GOSSIP_ICON_CHAT, GOSSIP_HPF3, GOSSIP_SENDER_MAIN, GOSSIP_ACTION_INFO_DEF+2);
            player->SEND_GOSSIP_MENU(5822, creature->GetGUID());
        }
        else
            player->SEND_GOSSIP_MENU(5821, creature->GetGUID());

        return true;
    }
};

/*######
## AddSC
######*/

void AddSC_undercity()
{
    new npc_lady_sylvanas_windrunner();
    new npc_highborne_lamenter();
    new npc_parqual_fintallas();
}
