From c31be4100e534838a163725f40e21709a3cdf91e Mon Sep 17 00:00:00 2001
From: Gustavo <sirikfoll@hotmail.com>
Date: Mon, 18 Jul 2016 07:35:11 -0300
Subject: [PATCH] Core/AI Prevent bosses respawn when BossState is set to DONE
 (#17616)

---
 src/server/game/AI/ScriptedAI/ScriptedCreature.cpp | 8 ++++++++
 src/server/game/AI/ScriptedAI/ScriptedCreature.h   | 1 +
 2 files changed, 9 insertions(+)

diff --git a/src/server/game/AI/ScriptedAI/ScriptedCreature.cpp b/src/server/game/AI/ScriptedAI/ScriptedCreature.cpp
index 00511207796..848f6c92d1c 100644
--- a/src/server/game/AI/ScriptedAI/ScriptedCreature.cpp
+++ b/src/server/game/AI/ScriptedAI/ScriptedCreature.cpp
@@ -507,6 +507,14 @@ void BossAI::_EnterCombat()
     ScheduleTasks();
 }
 
+bool BossAI::CanRespawn()
+{
+    if (instance && instance->GetBossState(_bossId) == DONE)
+        return false;
+
+    return true;
+}
+
 void BossAI::TeleportCheaters()
 {
     float x, y, z;
diff --git a/src/server/game/AI/ScriptedAI/ScriptedCreature.h b/src/server/game/AI/ScriptedAI/ScriptedCreature.h
index ef519492ed5..3863eddac8a 100644
--- a/src/server/game/AI/ScriptedAI/ScriptedCreature.h
+++ b/src/server/game/AI/ScriptedAI/ScriptedCreature.h
@@ -361,6 +361,7 @@ class BossAI : public ScriptedAI
         void JustReachedHome() override { _JustReachedHome(); }
 
         bool CanAIAttack(Unit const* target) const override { return CheckBoundary(target); }
+        bool CanRespawn() override;
 
     protected:
         void _Reset();