From 5d27939667cf3ca985a33b93646fa4e34445c8d3 Mon Sep 17 00:00:00 2001
From: Shauren <shauren.trinity@gmail.com>
Date: Fri, 24 Jun 2022 22:20:34 +0200
Subject: Core/Conditions: Implemented conditions for spawn groups

---
 src/server/game/Maps/Map.cpp     | 23 +++++++++++++++++++++++
 src/server/game/Maps/Map.h       |  1 +
 src/server/game/Maps/SpawnData.h | 18 ++++++++++--------
 3 files changed, 34 insertions(+), 8 deletions(-)

(limited to 'src/server/game/Maps')

diff --git a/src/server/game/Maps/Map.cpp b/src/server/game/Maps/Map.cpp
index 174b3fda99a..e9fe8caffc3 100644
--- a/src/server/game/Maps/Map.cpp
+++ b/src/server/game/Maps/Map.cpp
@@ -853,6 +853,7 @@ void Map::Update(uint32 t_diff)
     if (_respawnCheckTimer <= t_diff)
     {
         ProcessRespawns();
+        UpdateSpawnGroupConditions();
         _respawnCheckTimer = sWorld->getIntConfig(CONFIG_RESPAWN_MINCHECKINTERVALMS);
     }
     else
@@ -3640,6 +3641,28 @@ bool Map::IsSpawnGroupActive(uint32 groupId) const
     return (_toggledSpawnGroupIds.find(groupId) != _toggledSpawnGroupIds.end()) != !(data->flags & SPAWNGROUP_FLAG_MANUAL_SPAWN);
 }
 
+void Map::UpdateSpawnGroupConditions()
+{
+    std::vector<uint32> const* spawnGroups = sObjectMgr->GetSpawnGroupsForMap(GetId());
+    if (!spawnGroups)
+        return;
+
+    for (uint32 spawnGroupId : *spawnGroups)
+    {
+        bool isActive = IsSpawnGroupActive(spawnGroupId);
+        bool shouldBeActive = sConditionMgr->IsMapMeetingNotGroupedConditions(CONDITION_SOURCE_TYPE_SPAWN_GROUP, spawnGroupId, this);
+        if (isActive == shouldBeActive)
+            continue;
+
+        if (shouldBeActive)
+            SpawnGroupSpawn(spawnGroupId);
+        else if (ASSERT_NOTNULL(GetSpawnGroupData(spawnGroupId))->flags & SPAWNGROUP_FLAG_DESPAWN_ON_CONDITION_FAILURE)
+            SpawnGroupDespawn(spawnGroupId);
+        else
+            SetSpawnGroupInactive(spawnGroupId);
+    }
+}
+
 void Map::AddFarSpellCallback(FarSpellCallback&& callback)
 {
     _farSpellCallbacks.Enqueue(new FarSpellCallback(std::move(callback)));
diff --git a/src/server/game/Maps/Map.h b/src/server/game/Maps/Map.h
index d4b7b5c1c10..f589ce9e0e3 100644
--- a/src/server/game/Maps/Map.h
+++ b/src/server/game/Maps/Map.h
@@ -876,6 +876,7 @@ class TC_GAME_API Map : public GridRefManager<NGridType>
         }
 
         void SetSpawnGroupActive(uint32 groupId, bool state);
+        void UpdateSpawnGroupConditions();
         std::unordered_set<uint32> _toggledSpawnGroupIds;
 
         uint32 _respawnCheckTimer;
diff --git a/src/server/game/Maps/SpawnData.h b/src/server/game/Maps/SpawnData.h
index c672ec528ad..9f25655e46e 100644
--- a/src/server/game/Maps/SpawnData.h
+++ b/src/server/game/Maps/SpawnData.h
@@ -50,14 +50,16 @@ enum SpawnObjectTypeMask
 
 enum SpawnGroupFlags
 {
-    SPAWNGROUP_FLAG_NONE                = 0x00,
-    SPAWNGROUP_FLAG_SYSTEM              = 0x01,
-    SPAWNGROUP_FLAG_COMPATIBILITY_MODE  = 0x02,
-    SPAWNGROUP_FLAG_MANUAL_SPAWN        = 0x04,
-    SPAWNGROUP_FLAG_DYNAMIC_SPAWN_RATE  = 0x08,
-    SPAWNGROUP_FLAG_ESCORTQUESTNPC      = 0x10,
-
-    SPAWNGROUP_FLAGS_ALL = (SPAWNGROUP_FLAG_SYSTEM | SPAWNGROUP_FLAG_COMPATIBILITY_MODE | SPAWNGROUP_FLAG_MANUAL_SPAWN | SPAWNGROUP_FLAG_DYNAMIC_SPAWN_RATE | SPAWNGROUP_FLAG_ESCORTQUESTNPC)
+    SPAWNGROUP_FLAG_NONE                            = 0x00,
+    SPAWNGROUP_FLAG_SYSTEM                          = 0x01,
+    SPAWNGROUP_FLAG_COMPATIBILITY_MODE              = 0x02,
+    SPAWNGROUP_FLAG_MANUAL_SPAWN                    = 0x04,
+    SPAWNGROUP_FLAG_DYNAMIC_SPAWN_RATE              = 0x08,
+    SPAWNGROUP_FLAG_ESCORTQUESTNPC                  = 0x10,
+    SPAWNGROUP_FLAG_DESPAWN_ON_CONDITION_FAILURE    = 0x20,
+
+    SPAWNGROUP_FLAGS_ALL = (SPAWNGROUP_FLAG_SYSTEM | SPAWNGROUP_FLAG_COMPATIBILITY_MODE | SPAWNGROUP_FLAG_MANUAL_SPAWN
+                            | SPAWNGROUP_FLAG_DYNAMIC_SPAWN_RATE | SPAWNGROUP_FLAG_ESCORTQUESTNPC | SPAWNGROUP_FLAG_DESPAWN_ON_CONDITION_FAILURE)
 };
 
 struct SpawnGroupTemplateData
-- 
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