Scripts/BWD: scripted heroic intro when entering the instance

* Finkle Einhorn will now only call for help when a player is nearby

sql/updates/world/custom/custom_2019_07_25_01_world.sql

@@ -0,0 +1,7 @@
+DELETE FROM `creature_text` WHERE `CreatureID`= 48964 AND `GroupID`= 4;
+INSERT INTO `creature_text` (`CreatureID`, `GroupID`, `ID`, `Text`, `Type`, `Language`, `Probability`, `Emote`, `Duration`, `Sound`, `BroadcastTextId`, `comment`) VALUES
+(48964, 4, 0, 'Mortals that fancy themselves HEROES have entered the Broken Hall. Oh, I do hope this \"raid\" will amuse me more than the last.', 14, 0, 100, 0, 0, 23379, 49053, 'Lord Victor Nefarius to Player');
+
+DELETE FROM `areatrigger_scripts` WHERE `entry`= 6583;
+INSERT INTO `areatrigger_scripts` (`entry`, `ScriptName`) VALUES
+(6583, 'at_bwd_intro');

src/server/scripts/EasternKingdoms/BlackrockMountain/BlackwingDescent/blackwing_decent.cpp

@@ -52,7 +52,21 @@ private:
     InstanceScript* _instance;
 };
 
+class at_bwd_intro: public AreaTriggerScript
+{
+    public:
+        at_bwd_intro() : AreaTriggerScript("at_bwd_intro") { }
+
+        bool OnTrigger(Player* player, AreaTriggerEntry const* /*areaTrigger*/)
+        {
+            if (InstanceScript * instance = player->GetInstanceScript())
+                instance->SetData(DATA_ENTRANCE_INTRO, IN_PROGRESS);
+            return true;
+        }
+};
+
 void AddSC_blackwing_descent()
 {
     RegisterGameObjectAI(go_bwd_ancient_bell);
+    new at_bwd_intro();
 }

src/server/scripts/EasternKingdoms/BlackrockMountain/BlackwingDescent/blackwing_descent.h

@@ -36,10 +36,12 @@ enum BWDDataTypes
     DATA_NEFARIANS_END              = 5,
 
     /*Events*/
+
     DATA_DEAD_DWARF_SPIRITS,
     DATA_ANCIENT_BELL,
     DATA_COLUMN_OF_LIGHT,
     DATA_ATRAMEDES_INTRO,
+    DATA_ENTRANCE_INTRO,
 
     // Encounter Data
     /*Magmaw*/

src/server/scripts/EasternKingdoms/BlackrockMountain/BlackwingDescent/boss_chimaeron.cpp

@@ -76,7 +76,8 @@ enum Texts
     SAY_INTRODUCTION            = 0,
     SAY_STOP_FEUD               = 1,
     SAY_PHASE_2                 = 2,
-    SAY_CHIMAERON_LOST          = 3
+    SAY_CHIMAERON_LOST          = 3,
+    SAY_ENTRANCE_INTRO_HEROIC   = 4
 };
 
 enum Phases
@@ -108,7 +109,8 @@ enum Events
     EVENT_INTRODUCE_CHIMAERON = 1,
     EVENT_MOCKING_SHADOWS,
     EVENT_TALK_CHIMAERON_DIED,
-    EVENT_TELEPORT_AWAY
+    EVENT_TELEPORT_AWAY,
+    EVENT_TALK_HEROIC_INTRO
 };
 
 enum Actions
@@ -450,7 +452,8 @@ struct npc_chimaeron_finkle_einhorn : public ScriptedAI
             switch (eventId)
             {
                 case EVENT_CALL_FOR_HELP:
-                    Talk(SAY_CALL_FOR_HELP);
+                    if (me->SelectNearestPlayer(60.0f))
+                        Talk(SAY_CALL_FOR_HELP);
                     _events.Repeat(14s, 22s);
                     break;
                 case EVENT_TALK_SEARCH_FOR_KEY:
@@ -533,13 +536,15 @@ private:
 
 struct npc_chimaeron_lord_victor_nefarius : public NullCreatureAI
 {
-    npc_chimaeron_lord_victor_nefarius(Creature* creature) : NullCreatureAI(creature) { }
+    npc_chimaeron_lord_victor_nefarius(Creature* creature) : NullCreatureAI(creature), _instance(me->GetInstanceScript()) { }
 
-    void IsSummonedBy(Unit* summoner) override
+    void JustAppeared() override
     {
         DoCastSelf(SPELL_TELEPORT_VISUAL_ONLY);
-        if (summoner->GetEntry() == BOSS_CHIMAERON)
+        if (_instance->GetBossState(DATA_CHIMAERON) == IN_PROGRESS)
             _events.ScheduleEvent(EVENT_INTRODUCE_CHIMAERON, 4s);
+        else
+            _events.ScheduleEvent(EVENT_TALK_HEROIC_INTRO, 3s);
     }
 
     void UpdateAI(uint32 diff) override
@@ -569,6 +574,10 @@ struct npc_chimaeron_lord_victor_nefarius : public NullCreatureAI
                     DoCastSelf(SPELL_TELEPORT_VISUAL_ONLY);
                     me->DespawnOrUnsummon(2s);
                     break;
+                case EVENT_TALK_HEROIC_INTRO:
+                    Talk(SAY_ENTRANCE_INTRO_HEROIC);
+                    _events.ScheduleEvent(EVENT_TELEPORT_AWAY, 6s);
+                    break;
                 default:
                     break;
             }
@@ -598,6 +607,7 @@ struct npc_chimaeron_lord_victor_nefarius : public NullCreatureAI
 
 private:
     EventMap _events;
+    InstanceScript* _instance;
 };
 
 class spell_chimaeron_caustic_slime_targeting : public SpellScript

src/server/scripts/EasternKingdoms/BlackrockMountain/BlackwingDescent/instance_blackwing_descent.cpp

@@ -62,6 +62,7 @@ Position const MassiveCrashTargetPositionRight  = { -337.375f, -43.6615f,  212.0
 Position const ColumnOfLightPosition            = { 231.3559f, -224.3038f, 74.95496f, 3.193953f };
 Position const AtramedesIntroSummonPosition     = { 288.325f,  -222.438f,  96.61964f, 3.089233f };
 Position const AtramedesRespawnPosition         = { 220.0347f, -224.3125f, 74.88777f, 3.141593f };
+Position const LordVictorNefariusIntroPosition  = { -290.4809f, -224.5955f, 191.6532f, 3.124139 };
 
 enum Events
 {
@@ -104,6 +105,7 @@ class instance_blackwing_descent : public InstanceMapScript
             {
                 _deadDwarfSpirits = 0;
                 _atramedesIntroState = NOT_STARTED;
+                _entranceSequenceDone = false;
             }
 
             void Create() override
@@ -286,6 +288,16 @@ class instance_blackwing_descent : public InstanceMapScript
 
                         SaveToDB();
                         break;
+                    case DATA_ENTRANCE_INTRO:
+                        if (!_entranceSequenceDone)
+                        {
+                            if (instance->IsHeroic())
+                            {
+                                instance->SummonCreature(NPC_LORD_VICTOR_NEFARIUS_CHIMAERON, LordVictorNefariusIntroPosition);
+                                _entranceSequenceDone = true;
+                            }
+                        }
+                        break;
                     default:
                         break;
                 }
@@ -411,6 +423,7 @@ class instance_blackwing_descent : public InstanceMapScript
             GuidVector _atramedesIntroGUIDs;
             uint8 _deadDwarfSpirits;
             uint8 _atramedesIntroState;
+            bool _entranceSequenceDone;
         };
 
         InstanceScript* GetInstanceScript(InstanceMap* map) const override