[Feature] Zone Scripting (#4908)

* [Feature] Add Zone Scripting Capabilities

* Push

* Update zone.cpp

* Fix crashes

* Lua

* Add other events, finish Lua

* Add EVENT_ENTER_ZONE

* Final

* Push

* Push

* [Feature] Add Zone Scripting Capabilities

* Push

* Update zone.cpp

* Fix crashes

* Add EVENT_ENTER_ZONE

* Remove duplicates

* Update embparser.cpp

zone/zone.h

@@ -486,6 +486,24 @@ public:
 	static void ClearZoneState(uint32 zone_id, uint32 instance_id);
 	void ReloadMaps();
 
+	void Signal(int signal_id);
+	void SendPayload(int payload_id, std::string payload_value);
+
+	struct PausedZoneTimer {
+		std::string name;
+		uint32      remaining_time;
+	};
+
+	uint32 GetTimerDuration(std::string name);
+	uint32 GetTimerRemainingTime(std::string name);
+	bool HasTimer(std::string name);
+	bool IsPausedTimer(std::string name);
+	void PauseTimer(std::string name);
+	void ResumeTimer(std::string name);
+	void SetTimer(std::string name, uint32 duration);
+	void StopTimer(std::string name);
+	void StopAllTimers();
+
 private:
 	bool      allow_mercs;
 	bool      can_bind;
@@ -552,6 +570,18 @@ private:
 	std::vector<BaseDataRepository::BaseData> m_base_data = { };
 
 	uint32_t m_zone_server_id = 0;
+
+	class ZoneTimer {
+	public:
+		inline ZoneTimer(std::string _name, uint32 duration)
+			: name(_name), timer_(duration) { timer_.Start(duration, false); }
+		std::string name;
+		Timer       timer_;
+	};
+
+	std::vector<ZoneTimer> zone_timers;
+	std::vector<PausedZoneTimer> paused_zone_timers;
+	std::deque<int> m_zone_signals;
 };
 
 #endif