Entities/GO: Add forceRespawnTimer support to DespawnOrUnsummon. Use it in SAI.

(cherry picked from commit 264d4e1d30debcf6feacee3d29982875672a7bbe)

2 files changed, 11 insertions, 6 deletions

diff --git a/src/server/game/Entities/GameObject/GameObject.cpp b/src/server/game/Entities/GameObject/GameObject.cpp
index 0dfb70f1a9c..3f62d08954d 100644
--- a/src/server/game/Entities/GameObject/GameObject.cpp
+++ b/src/server/game/Entities/GameObject/GameObject.cpp
@@ -524,7 +524,7 @@ void GameObject::Update(uint32 diff)
         if (m_despawnDelay > diff)
             m_despawnDelay -= diff;
         else
-            DespawnOrUnsummon();
+            DespawnOrUnsummon(0ms, m_despawnRespawnTime);
     }
 
     switch (m_lootState)
@@ -954,17 +954,21 @@ void GameObject::AddUniqueUse(Player* player)
     m_unique_users.insert(player->GetGUID());
 }
 
-void GameObject::DespawnOrUnsummon(Milliseconds const& delay)
+void GameObject::DespawnOrUnsummon(Milliseconds const& delay, Seconds const& forceRespawnTime)
 {
-    if (delay > Milliseconds::zero())
+    if (delay > 0ms)
     {
         if (!m_despawnDelay || m_despawnDelay > delay.count())
+        {
             m_despawnDelay = delay.count();
+            m_despawnRespawnTime = forceRespawnTime;
+        }
     }
     else
     {
-        if (m_goData && m_respawnDelayTime)
-            SaveRespawnTime(m_respawnDelayTime);
+        uint32 const respawnDelay = (forceRespawnTime > 0s) ? forceRespawnTime.count() : m_respawnDelayTime;
+        if (m_goData && respawnDelay)
+            SaveRespawnTime(respawnDelay);
         Delete();
     }
 }
diff --git a/src/server/game/Entities/GameObject/GameObject.h b/src/server/game/Entities/GameObject/GameObject.h
index 0a59323fe5c..42979d3f8ab 100644
--- a/src/server/game/Entities/GameObject/GameObject.h
+++ b/src/server/game/Entities/GameObject/GameObject.h
@@ -164,7 +164,7 @@ class TC_GAME_API GameObject : public WorldObject, public GridObject<GameObject>
         void SetSpawnedByDefault(bool b) { m_spawnedByDefault = b; }
         uint32 GetRespawnDelay() const { return m_respawnDelayTime; }
         void Refresh();
-        void DespawnOrUnsummon(Milliseconds const& delay = 0ms);
+        void DespawnOrUnsummon(Milliseconds const& delay = 0ms, Seconds const& forceRespawnTime = 0s);
         void Delete();
         void SendGameObjectDespawn();
         void getFishLoot(Loot* loot, Player* loot_owner);
@@ -318,6 +318,7 @@ class TC_GAME_API GameObject : public WorldObject, public GridObject<GameObject>
         time_t      m_respawnTime;                          // (secs) time of next respawn (or despawn if GO have owner()),
         uint32      m_respawnDelayTime;                     // (secs) if 0 then current GO state no dependent from timer
         uint32      m_despawnDelay;
+        Seconds     m_despawnRespawnTime;                   // override respawn time after delayed despawn
         LootState   m_lootState;
         ObjectGuid  m_lootStateUnitGUID;                    // GUID of the unit passed with SetLootState(LootState, Unit*)
         bool        m_spawnedByDefault;