fix(Core/BattlegroundAV) Irondeep/Coldtooth Supplies never despawning (#8612)

src/server/game/Battlegrounds/Battleground.cpp

@@ -1610,7 +1610,7 @@ Creature* Battleground::GetBGCreature(uint32 type)
     return creature;
 }
 
-void Battleground::SpawnBGObject(uint32 type, uint32 respawntime)
+void Battleground::SpawnBGObject(uint32 type, uint32 respawntime, uint32 forceRespawnDelay)
 {
     if (Map* map = FindBgMap())
         if (GameObject* obj = map->GetGameObject(BgObjects[type]))
@@ -1622,6 +1622,11 @@ void Battleground::SpawnBGObject(uint32 type, uint32 respawntime)
                 obj->SetLootState(GO_READY);
             obj->SetRespawnTime(respawntime);
             map->AddToMap(obj);
+
+            if (forceRespawnDelay)
+            {
+                obj->SetRespawnDelay(forceRespawnDelay);
+            }
         }
 }
 

src/server/game/Battlegrounds/Battleground.h

@@ -567,7 +567,7 @@ public:
     typedef GuidVector BGCreatures;
     BGObjects BgObjects;
     BGCreatures BgCreatures;
-    void SpawnBGObject(uint32 type, uint32 respawntime);
+    void SpawnBGObject(uint32 type, uint32 respawntime, uint32 forceRespawnDelay = 0);
     bool AddObject(uint32 type, uint32 entry, float x, float y, float z, float o, float rotation0, float rotation1, float rotation2, float rotation3, uint32 respawnTime = 0, GOState goState = GO_STATE_READY);
     Creature* AddCreature(uint32 entry, uint32 type, float x, float y, float z, float o, uint32 respawntime = 0, MotionTransport* transport = nullptr);
     bool DelCreature(uint32 type);

src/server/game/Battlegrounds/Zones/BattlegroundAV.cpp

@@ -437,9 +437,9 @@ void BattlegroundAV::StartingEventOpenDoors()
 {
     LOG_DEBUG("bg.battleground", "BG_AV: start spawning mine stuff");
     for (uint16 i = BG_AV_OBJECT_MINE_SUPPLY_N_MIN; i <= BG_AV_OBJECT_MINE_SUPPLY_N_MAX; i++)
-        SpawnBGObject(i, RESPAWN_IMMEDIATELY);
+        SpawnBGObject(i, RESPAWN_IMMEDIATELY, 5 * MINUTE);
     for (uint16 i = BG_AV_OBJECT_MINE_SUPPLY_S_MIN; i <= BG_AV_OBJECT_MINE_SUPPLY_S_MAX; i++)
-        SpawnBGObject(i, RESPAWN_IMMEDIATELY);
+        SpawnBGObject(i, RESPAWN_IMMEDIATELY, 5 * MINUTE);
     for (uint8 mine = AV_NORTH_MINE; mine <= AV_SOUTH_MINE; mine++) //mine population
         ChangeMineOwner(mine, TEAM_NEUTRAL, true);
 

src/server/game/Entities/GameObject/GameObject.cpp

@@ -1194,13 +1194,18 @@ bool GameObject::IsInvisibleDueToDespawn() const
 void GameObject::SetRespawnTime(int32 respawn)
 {
     m_respawnTime = respawn > 0 ? time(nullptr) + respawn : 0;
-    m_respawnDelayTime = respawn > 0 ? respawn : 0;
+    SetRespawnDelay(respawn);
     if (respawn && !m_spawnedByDefault)
     {
         UpdateObjectVisibility(true);
     }
 }
 
+void GameObject::SetRespawnDelay(int32 respawn)
+{
+    m_respawnDelayTime = respawn > 0 ? respawn : 0;
+}
+
 void GameObject::Respawn()
 {
     if (m_spawnedByDefault && m_respawnTime > 0)

src/server/game/Entities/GameObject/GameObject.h

@@ -811,6 +811,7 @@ public:
     }
 
     void SetRespawnTime(int32 respawn);
+    void SetRespawnDelay(int32 respawn);
     void Respawn();
     [[nodiscard]] bool isSpawned() const
     {