Core/SmartScripts: added SMART_ACTION_SET_COUNTER and SMART_EVENT_COUNTER_SET

as per request of DB developers

(cherry picked from commit 23b1c042adbe3a460457aa11f017c90e6600bfa2)

Conflicts:
	src/server/game/AI/SmartScripts/SmartScript.h

4 files changed, 92 insertions, 3 deletions

diff --git a/src/server/game/AI/SmartScripts/SmartScript.cpp b/src/server/game/AI/SmartScripts/SmartScript.cpp
index 3d0b745be25..35538d2a489 100644
--- a/src/server/game/AI/SmartScripts/SmartScript.cpp
+++ b/src/server/game/AI/SmartScripts/SmartScript.cpp
@@ -60,6 +60,7 @@ SmartScript::~SmartScript()
         delete itr->second;
 
     delete mTargetStorage;
+    mCounterList.clear();
 }
 
 void SmartScript::OnReset()
@@ -76,6 +77,7 @@ void SmartScript::OnReset()
     }
     ProcessEventsFor(SMART_EVENT_RESET);
     mLastInvoker.Clear();
+    mCounterList.clear();
 }
 
 void SmartScript::ProcessEventsFor(SMART_EVENT e, Unit* unit, uint32 var0, uint32 var1, bool bvar, const SpellInfo* spell, GameObject* gob)
@@ -1317,6 +1319,11 @@ void SmartScript::ProcessAction(SmartScriptHolder& e, Unit* unit, uint32 var0, u
             ENSURE_AI(SmartAI, me->AI())->SetSwim(e.action.setSwim.swim != 0);
             break;
         }
+        case SMART_ACTION_SET_COUNTER:
+        {
+            StoreCounter(e.action.setCounter.counterId, e.action.setCounter.value, e.action.setCounter.reset);
+            break;
+        }
         case SMART_ACTION_WP_START:
         {
             if (!IsSmart())
@@ -3206,6 +3213,10 @@ void SmartScript::ProcessEvent(SmartScriptHolder& e, Unit* unit, uint32 var0, ui
 
             break;
         }
+        case SMART_EVENT_COUNTER_SET:
+            if (GetCounterId(e.event.counter.id) != 0 && GetCounterValue(e.event.counter.id) == e.event.counter.value)
+                ProcessTimedAction(e, e.event.counter.cooldownMax, e.event.counter.cooldownMax);
+            break;
         default:
             TC_LOG_ERROR("sql.sql", "SmartScript::ProcessEvent: Unhandled Event type %u", e.GetEventType());
             break;
diff --git a/src/server/game/AI/SmartScripts/SmartScript.h b/src/server/game/AI/SmartScripts/SmartScript.h
index ed1c63de207..4b77b22da69 100644
--- a/src/server/game/AI/SmartScripts/SmartScript.h
+++ b/src/server/game/AI/SmartScripts/SmartScript.h
@@ -145,8 +145,37 @@ class SmartScript
             return NULL;
         }
 
-        GameObject* FindGameObjectNear(WorldObject* searchObject, uint32 guid) const
+        void StoreCounter(uint32 id, uint32 value, uint32 reset)
         {
+            CounterMap::const_iterator itr = mCounterList.find(id);
+            if (itr != mCounterList.end())
+            {
+                if (reset == 0)
+                    value += GetCounterValue(id);
+                mCounterList.erase(id);
+            }
+
+            mCounterList.insert(std::make_pair(id, value));
+            ProcessEventsFor(SMART_EVENT_COUNTER_SET);
+        }
+
+        uint32 GetCounterId(uint32 id)
+        {
+            CounterMap::iterator itr = mCounterList.find(id);
+            if (itr != mCounterList.end())
+                return itr->first;
+            return 0;
+        }
+
+        uint32 GetCounterValue(uint32 id)
+        {
+            CounterMap::iterator itr = mCounterList.find(id);
+            if (itr != mCounterList.end())
+                return itr->second;
+            return 0;
+        }
+
+        GameObject* FindGameObjectNear(WorldObject* searchObject, ObjectGuid::LowType guid) const        {
             GameObject* gameObject = NULL;
 
             CellCoord p(Trinity::ComputeCellCoord(searchObject->GetPositionX(), searchObject->GetPositionY()));
@@ -205,6 +234,8 @@ class SmartScript
         void SetScript9(SmartScriptHolder& e, uint32 entry);
         Unit* GetLastInvoker();
         ObjectGuid mLastInvoker;
+        typedef std::unordered_map<uint32, uint32> CounterMap;
+        CounterMap mCounterList;
 
     private:
         void IncPhase(int32 p = 1)
diff --git a/src/server/game/AI/SmartScripts/SmartScriptMgr.cpp b/src/server/game/AI/SmartScripts/SmartScriptMgr.cpp
index 8f0f86772eb..37187d9b04c 100644
--- a/src/server/game/AI/SmartScripts/SmartScriptMgr.cpp
+++ b/src/server/game/AI/SmartScripts/SmartScriptMgr.cpp
@@ -689,6 +689,22 @@ bool SmartAIMgr::IsEventValid(SmartScriptHolder& e)
                     return false;
                 }
                 break;
+            case SMART_EVENT_COUNTER_SET:
+                if (!IsMinMaxValid(e, e.event.counter.cooldownMin, e.event.counter.cooldownMax))
+                    return false;
+
+                if (e.event.counter.id == 0)
+                {
+                    TC_LOG_ERROR("sql.sql", "SmartAIMgr: Event SMART_EVENT_COUNTER_SET using invalid counter id %u, skipped.", e.event.counter.id);
+                    return false;
+                }
+
+                if (e.event.counter.value == 0)
+                {
+                    TC_LOG_ERROR("sql.sql", "SmartAIMgr: Event SMART_EVENT_COUNTER_SET using invalid value %u, skipped.", e.event.counter.value);
+                    return false;
+                }
+                break;
             case SMART_EVENT_LINK:
             case SMART_EVENT_GO_STATE_CHANGED:
             case SMART_EVENT_GO_EVENT_INFORM:
@@ -992,6 +1008,20 @@ bool SmartAIMgr::IsEventValid(SmartScriptHolder& e)
                 return false;
             }
             break;
+        case SMART_ACTION_SET_COUNTER:
+            if (e.action.setCounter.counterId == 0)
+            {
+                TC_LOG_ERROR("sql.sql", "SmartAIMgr: Entry %d SourceType %u Event %u Action %u uses wrong counterId %u, skipped.", e.entryOrGuid, e.GetScriptType(), e.event_id, e.GetActionType(), e.action.setCounter.counterId);
+                return false;
+            }
+
+            if (e.action.setCounter.value == 0)
+            {
+                TC_LOG_ERROR("sql.sql", "SmartAIMgr: Entry %d SourceType %u Event %u Action %u uses wrong value %u, skipped.", e.entryOrGuid, e.GetScriptType(), e.event_id, e.GetActionType(), e.action.setCounter.value);
+                return false;
+            }
+
+            break;
         case SMART_ACTION_INSTALL_AI_TEMPLATE:
             if (e.action.installTtemplate.id >= SMARTAI_TEMPLATE_END)
             {
diff --git a/src/server/game/AI/SmartScripts/SmartScriptMgr.h b/src/server/game/AI/SmartScripts/SmartScriptMgr.h
index 0ed8542c72a..1f4891d6c24 100644
--- a/src/server/game/AI/SmartScripts/SmartScriptMgr.h
+++ b/src/server/game/AI/SmartScripts/SmartScriptMgr.h
@@ -167,8 +167,9 @@ enum SMART_EVENT
     SMART_EVENT_FRIENDLY_HEALTH_PCT      = 74,      // minHpPct, maxHpPct, repeatMin, repeatMax
     SMART_EVENT_DISTANCE_CREATURE        = 75,      // guid, entry, distance, repeat
     SMART_EVENT_DISTANCE_GAMEOBJECT      = 76,      // guid, entry, distance, repeat
+    SMART_EVENT_COUNTER_SET              = 77,      // id, value, cooldownMin, cooldownMax
 
-    SMART_EVENT_END                      = 77
+    SMART_EVENT_END                      = 78
 };
 
 struct SmartEvent
@@ -398,6 +399,14 @@ struct SmartEvent
 
         struct
         {
+            uint32 id;
+            uint32 value;
+            uint32 cooldownMin;
+            uint32 cooldownMax;
+        } counter;
+
+        struct
+        {
             uint32 param1;
             uint32 param2;
             uint32 param3;
@@ -479,7 +488,7 @@ enum SMART_ACTION
     SMART_ACTION_SET_FLY                            = 60,     // 0/1
     SMART_ACTION_SET_SWIM                           = 61,     // 0/1
     SMART_ACTION_TELEPORT                           = 62,     // mapID,
-    // 63 unused
+    SMART_ACTION_SET_COUNTER                        = 63,     // id, value, reset (0/1)
     SMART_ACTION_STORE_TARGET_LIST                  = 64,     // varID,
     SMART_ACTION_WP_RESUME                          = 65,     // none
     SMART_ACTION_SET_ORIENTATION                    = 66,     //
@@ -824,6 +833,13 @@ struct SmartAction
 
         struct
         {
+            uint32 counterId;
+            uint32 value;
+            uint32 reset;
+        } setCounter;
+
+        struct
+        {
             uint32 id;
             uint32 number;
         } storeVar;
@@ -1294,6 +1310,7 @@ const uint32 SmartAIEventMask[SMART_EVENT_END][2] =
     {SMART_EVENT_FRIENDLY_HEALTH_PCT,       SMART_SCRIPT_TYPE_MASK_CREATURE },
     {SMART_EVENT_DISTANCE_CREATURE,         SMART_SCRIPT_TYPE_MASK_CREATURE },
     {SMART_EVENT_DISTANCE_GAMEOBJECT,       SMART_SCRIPT_TYPE_MASK_CREATURE },
+    {SMART_EVENT_COUNTER_SET,               SMART_SCRIPT_TYPE_MASK_CREATURE + SMART_SCRIPT_TYPE_MASK_GAMEOBJECT }
 };
 
 enum SmartEventFlags