From 4e07b26cc7d5318b3c43fb029d425cf370fae660 Mon Sep 17 00:00:00 2001
From: Emagi <image.emagi@gmail.com>
Date: Thu, 5 Dec 2024 09:22:50 -0500
Subject: [PATCH] add LUA functions for player levels in an instance

---
 source/WorldServer/LuaFunctions.cpp  | 50 +++++++++++++++++++++++++++-
 source/WorldServer/LuaFunctions.h    |  5 +++
 source/WorldServer/LuaInterface.cpp  |  5 +++
 source/WorldServer/WorldDatabase.cpp | 16 ++++++++-
 source/WorldServer/WorldDatabase.h   |  1 +
 5 files changed, 75 insertions(+), 2 deletions(-)

diff --git a/source/WorldServer/LuaFunctions.cpp b/source/WorldServer/LuaFunctions.cpp
index b5667e2..1695465 100644
--- a/source/WorldServer/LuaFunctions.cpp
+++ b/source/WorldServer/LuaFunctions.cpp
@@ -14413,4 +14413,52 @@ int EQ2Emu_lua_GetChoiceSpawnID(lua_State* state) {
 	}
 	lua_interface->SetInt32Value(state, spawn_id);
 	return 1;
-}
\ No newline at end of file
+}
+
+int EQ2Emu_lua_GetZonePlayerMinLevel(lua_State* state) {
+	ZoneServer* zone = lua_interface->GetZone(state);
+	lua_interface->ResetFunctionStack(state);
+	
+	int32 level = 0;
+	if (zone) {
+		level = zone->getGroupraidMinLevel();
+	}
+	lua_interface->SetInt32Value(state, level);
+	return 1;
+}
+
+int EQ2Emu_lua_GetZonePlayerMaxLevel(lua_State* state) {
+	ZoneServer* zone = lua_interface->GetZone(state);
+	lua_interface->ResetFunctionStack(state);
+	
+	int32 level = 0;
+	if (zone) {
+		level = zone->getGroupraidMaxLevel();
+	}
+	lua_interface->SetInt32Value(state, level);
+	return 1;
+}
+
+int EQ2Emu_lua_GetZonePlayerAvgLevel(lua_State* state) {
+	ZoneServer* zone = lua_interface->GetZone(state);
+	lua_interface->ResetFunctionStack(state);
+	
+	int32 level = 0;
+	if (zone) {
+		level = zone->getGroupraidAvgLevel();
+	}
+	lua_interface->SetInt32Value(state, level);
+	return 1;
+}
+
+int EQ2Emu_lua_GetZonePlayerFirstLevel(lua_State* state) {
+	ZoneServer* zone = lua_interface->GetZone(state);
+	lua_interface->ResetFunctionStack(state);
+	
+	int32 level = 0;
+	if (zone) {
+		level = zone->getGroupraidFirstLevel();
+	}
+	lua_interface->SetInt32Value(state, level);
+	return 1;
+}
diff --git a/source/WorldServer/LuaFunctions.h b/source/WorldServer/LuaFunctions.h
index 66606d7..d4c75f6 100644
--- a/source/WorldServer/LuaFunctions.h
+++ b/source/WorldServer/LuaFunctions.h
@@ -667,4 +667,9 @@ int EQ2Emu_lua_CreatePersistedRespawn(lua_State* state);
 int EQ2Emu_lua_CreateChoiceWindow(lua_State* state);
 int EQ2Emu_lua_ClearChoice(lua_State* state);
 int EQ2Emu_lua_GetChoiceSpawnID(lua_State* state);
+
+int EQ2Emu_lua_GetZonePlayerMinLevel(lua_State* state);
+int EQ2Emu_lua_GetZonePlayerMaxLevel(lua_State* state);
+int EQ2Emu_lua_GetZonePlayerAvgLevel(lua_State* state);
+int EQ2Emu_lua_GetZonePlayerFirstLevel(lua_State* state);
 #endif
\ No newline at end of file
diff --git a/source/WorldServer/LuaInterface.cpp b/source/WorldServer/LuaInterface.cpp
index af817e9..6a6ce70 100644
--- a/source/WorldServer/LuaInterface.cpp
+++ b/source/WorldServer/LuaInterface.cpp
@@ -1572,6 +1572,11 @@ void LuaInterface::RegisterFunctions(lua_State* state) {
 	lua_register(state,"CreateChoiceWindow", EQ2Emu_lua_CreateChoiceWindow);
 	lua_register(state,"ClearChoice", EQ2Emu_lua_ClearChoice);
 	lua_register(state,"GetChoiceSpawnID", EQ2Emu_lua_GetChoiceSpawnID);
+	
+	lua_register(state,"GetZonePlayerMinLevel", EQ2Emu_lua_GetZonePlayerMinLevel);
+	lua_register(state,"GetZonePlayerMaxLevel", EQ2Emu_lua_GetZonePlayerMaxLevel);
+	lua_register(state,"GetZonePlayerAvgLevel", EQ2Emu_lua_GetZonePlayerAvgLevel);
+	lua_register(state,"GetZonePlayerFirstLevel", EQ2Emu_lua_GetZonePlayerFirstLevel);
 }
 
 void LuaInterface::LogError(const char* error, ...)  {
diff --git a/source/WorldServer/WorldDatabase.cpp b/source/WorldServer/WorldDatabase.cpp
index 80d3269..e73d6be 100644
--- a/source/WorldServer/WorldDatabase.cpp
+++ b/source/WorldServer/WorldDatabase.cpp
@@ -3005,8 +3005,10 @@ void WorldDatabase::LoadZoneInfo(ZoneServer* zone, int32 minLevel, int32 maxLeve
 				zone->SetupInstance(CreateNewInstance(zone->GetZoneID(), minLevel, maxLevel, avgLevel, firstLevel));
 				zone->setGroupRaidLevels(minLevel, maxLevel, avgLevel, firstLevel);
 			}
-			else
+			else {
 				zone->SetupInstance(zone->GetInstanceID());
+				LoadZonePlayerLevels(zone);
+			}
 		}
 		zone->SetCanBind(atoul(row[23]));
 		zone->SetCanGate(atoul(row[24]));
@@ -3016,6 +3018,18 @@ void WorldDatabase::LoadZoneInfo(ZoneServer* zone, int32 minLevel, int32 maxLeve
 	safe_delete_array(escaped);
 }
 
+
+void WorldDatabase::LoadZonePlayerLevels(ZoneServer* zone) {
+	Query query;
+	int32 ruleset_id;
+	MYSQL_RES* result = query.RunQuery2(Q_SELECT, "SELECT player_minlevel, player_maxlevel, player_avglevel, player_firstlevel FROM instances WHERE id = %u and zone_id = %u", zone->GetInstanceID(), zone->GetZoneID());
+	if (result && mysql_num_rows(result) > 0) {
+		MYSQL_ROW row;
+		row = mysql_fetch_row(result);
+		zone->setGroupRaidLevels(atoul(row[0]), atoul(row[1]), atoul(row[2]), atoul(row[3]));
+	}
+}
+
 void WorldDatabase::LoadZoneInfo(ZoneInfo* zone_info) {
 	Query query;
 	int32 ruleset_id;
diff --git a/source/WorldServer/WorldDatabase.h b/source/WorldServer/WorldDatabase.h
index e572fd2..847ea0a 100644
--- a/source/WorldServer/WorldDatabase.h
+++ b/source/WorldServer/WorldDatabase.h
@@ -218,6 +218,7 @@ public:
 	void	LoadCharacterQuestProgress(Client* client);
 	void	LoadCharacterFriendsIgnoreList(Player* player);
 	void	LoadZoneInfo(ZoneServer* zone, int32 minLevel=0, int32 maxLevel=0, int32 avgLevel=0, int32 firstLevel=0);
+	void	LoadZonePlayerLevels(ZoneServer* zone);
 	void	LoadZoneInfo(ZoneInfo* zone_info);
 	int32	GetZoneID(const char* name);
 	void	SaveZoneInfo(int32 zone_id, const char* field, sint32 value);