Core/Scripts: Implemented OnlyOnceAreaTriggerScript (#20288)

(cherry picked from commit 971ed856a49dc56ea33d9a0779b1386eea5cd3ca)

1 files changed, 6 insertions, 0 deletions

diff --git a/src/server/game/Instances/InstanceScript.h b/src/server/game/Instances/InstanceScript.h
index 06324f553a9..823996f2481 100644
--- a/src/server/game/Instances/InstanceScript.h
+++ b/src/server/game/Instances/InstanceScript.h
@@ -266,6 +266,11 @@ class TC_GAME_API InstanceScript : public ZoneScript
         // Get's the current entrance id
         uint32 GetEntranceLocation() const { return _temporaryEntranceId ? _temporaryEntranceId : _entranceId; }
 
+        // Only used by areatriggers that inherit from OnlyOnceAreaTriggerScript
+        void MarkAreaTriggerDone(uint32 id) { _activatedAreaTriggers.insert(id); }
+        void ResetAreaTriggerDone(uint32 id) { _activatedAreaTriggers.erase(id); }
+        bool IsAreaTriggerDone(uint32 id) const { return _activatedAreaTriggers.find(id) != _activatedAreaTriggers.end(); }
+
         void SendEncounterUnit(uint32 type, Unit* unit = nullptr, uint8 priority = 0);
         void SendEncounterStart(uint32 inCombatResCount = 0, uint32 maxInCombatResCount = 0, uint32 inCombatResChargeRecovery = 0, uint32 nextCombatResChargeTime = 0);
         void SendEncounterEnd();
@@ -333,6 +338,7 @@ class TC_GAME_API InstanceScript : public ZoneScript
         ObjectGuidMap _objectGuids;
         uint32 completedEncounters; // completed encounter mask, bit indexes are DungeonEncounter.dbc boss numbers, used for packets
         std::vector<InstanceSpawnGroupInfo> const* const _instanceSpawnGroups;
+        std::unordered_set<uint32> _activatedAreaTriggers;
         uint32 _entranceId;
         uint32 _temporaryEntranceId;
         uint32 _combatResurrectionTimer;