feat: add OnBattlegroundDesertion hook (#146)

src/ElunaLuaEngine_SC.cpp

@@ -801,6 +801,11 @@ public:
     {
         return sEluna->OnCanGroupInvite(player, memberName);
     }
+
+    void OnBattlegroundDesertion(Player* player, const BattlegroundDesertionType type) override
+    {
+        sEluna->OnBattlegroundDesertion(player, type);
+    }
 };
 
 class Eluna_ServerScript : public ServerScript

src/LuaEngine/GlobalMethods.h

@@ -729,6 +729,7 @@ namespace LuaGlobalFunctions
      *     PLAYER_EVENT_ON_COMPLETE_QUEST          =     54,       // (event, player, quest)
      *     PLAYER_EVENT_ON_CAN_GROUP_INVITE        =     55,       // (event, player, memberName) - Can return false to prevent inviting
      *     PLAYER_EVENT_ON_GROUP_ROLL_REWARD_ITEM  =     56,       // (event, player, item, count, voteType, roll)
+     *     PLAYER_EVENT_ON_BG_DESERTION            =     57,       // (event, player, type)
      * };
      * </pre>
      *

src/LuaEngine/Hooks.h

@@ -218,6 +218,7 @@ namespace Hooks
         PLAYER_EVENT_ON_COMPLETE_QUEST          =     54,       // (event, player, quest)
         PLAYER_EVENT_ON_CAN_GROUP_INVITE        =     55,       // (event, player, memberName) - Can return false to prevent inviting
         PLAYER_EVENT_ON_GROUP_ROLL_REWARD_ITEM  =     56,       // (event, player, item, count, voteType, roll)
+        PLAYER_EVENT_ON_BG_DESERTION            =     57,       // (event, player, type)
 
         PLAYER_EVENT_COUNT
     };

src/LuaEngine/LuaEngine.h

@@ -489,6 +489,7 @@ public:
     bool OnCanJoinLfg(Player* player, uint8 roles, lfg::LfgDungeonSet& dungeons, const std::string& comment);
     bool OnCanGroupInvite(Player* player, std::string& memberName);
     void OnGroupRollRewardItem(Player* player, Item* item, uint32 count, RollVote voteType, Roll* roll);
+    void OnBattlegroundDesertion(Player* player, const BattlegroundDesertionType type);
 
 #ifndef CLASSIC
 #ifndef TBC

src/LuaEngine/PlayerHooks.cpp

@@ -690,3 +690,11 @@ void Eluna::OnGroupRollRewardItem(Player* player, Item* item, uint32 count, Roll
     Push(roll);
     CallAllFunctions(PlayerEventBindings, key);
 }
+
+void Eluna::OnBattlegroundDesertion(Player* player, const BattlegroundDesertionType type)
+{
+    START_HOOK(PLAYER_EVENT_ON_BG_DESERTION);
+    Push(player);
+    Push(type);
+    CallAllFunctions(PlayerEventBindings, key);
+}