Core/Event: Add Darkmoon Fair Music during the event

(cherry picked from commit e3560f3f518ee8a76921b4922292805c03871d4a)

2 files changed, 59 insertions, 0 deletions

diff --git a/sql/updates/world/master/2017_09_05_03_world_2016_10_08_02_world_335.sql b/sql/updates/world/master/2017_09_05_03_world_2016_10_08_02_world_335.sql
new file mode 100644
index 00000000000..7cdf4474281
--- /dev/null
+++ b/sql/updates/world/master/2017_09_05_03_world_2016_10_08_02_world_335.sql
@@ -0,0 +1,2 @@
+-- Update Darkmoon Faire Music Doodad script
+UPDATE `gameobject_template` SET `ScriptName`='go_darkmoon_faire_music' WHERE `entry`=180335;
diff --git a/src/server/scripts/World/go_scripts.cpp b/src/server/scripts/World/go_scripts.cpp
index 8f708dd96bc..92a840de7e5 100644
--- a/src/server/scripts/World/go_scripts.cpp
+++ b/src/server/scripts/World/go_scripts.cpp
@@ -1397,6 +1397,62 @@ public:
     }
 };
 
+/*####
+## go_darkmoon_faire_music
+####*/
+
+enum DarkmoonFaireMusic
+{
+    MUSIC_DARKMOON_FAIRE_MUSIC = 8440
+};
+
+enum DarkmoonFaireMusicEvents
+{
+    EVENT_DFM_START_MUSIC = 1
+};
+
+class go_darkmoon_faire_music : public GameObjectScript
+{
+public:
+    go_darkmoon_faire_music() : GameObjectScript("go_darkmoon_faire_music") { }
+
+    struct go_darkmoon_faire_musicAI : public GameObjectAI
+    {
+        uint32 rnd;
+
+        go_darkmoon_faire_musicAI(GameObject* go) : GameObjectAI(go)
+        {
+            _events.ScheduleEvent(EVENT_DFM_START_MUSIC, 1000);
+        }
+
+        void UpdateAI(uint32 diff) override
+        {
+            _events.Update(diff);
+            while (uint32 eventId = _events.ExecuteEvent())
+            {
+                switch (eventId)
+                {
+                case EVENT_DFM_START_MUSIC:
+                    if (!IsHolidayActive(HOLIDAY_DARKMOON_FAIRE_ELWYNN) || !IsHolidayActive(HOLIDAY_DARKMOON_FAIRE_THUNDER) || !IsHolidayActive(HOLIDAY_DARKMOON_FAIRE_SHATTRATH))
+                        break;
+                    go->PlayDirectMusic(MUSIC_DARKMOON_FAIRE_MUSIC);
+                    _events.ScheduleEvent(EVENT_DFM_START_MUSIC, 5000);  // Every 5 second's SMSG_PLAY_MUSIC packet (PlayDirectMusic) is pushed to the client (sniffed value)
+                    break;
+                default:
+                    break;
+                }
+            }
+        }
+    private:
+        EventMap _events;
+    };
+
+    GameObjectAI* GetAI(GameObject* go) const override
+    {
+        return new go_darkmoon_faire_musicAI(go);
+    }
+};
+
 void AddSC_go_scripts()
 {
     new go_cat_figurine();
@@ -1436,4 +1492,5 @@ void AddSC_go_scripts()
     new go_toy_train_set();
     new go_brewfest_music();
     new go_midsummer_music();
+    new go_darkmoon_faire_music();
 }