feat(Core/AI): CU_SAI - Custom Event Options (#2881)

src/server/game/AI/SmartScripts/SmartScript.cpp

@@ -4300,6 +4300,34 @@ void SmartScript::ProcessEvent(SmartScriptHolder& e, Unit* unit, uint32 var0, ui
 
         ProcessTimedAction(e, e.event.counter.cooldownMin, e.event.counter.cooldownMax);
         break;
+    case SMART_EVENT_NEAR_PLAYERS:
+    {
+        float range = (float)e.event.nearPlayer.radius;
+        ObjectList* units = GetWorldObjectsInDist(range);
+        if (!units->empty())
+        {
+            units->remove_if([](WorldObject* unit) { return unit->GetTypeId() != TYPEID_PLAYER; });
+
+            if (units->size() >= e.event.nearPlayer.minCount)
+                ProcessAction(e, unit);
+        }
+        RecalcTimer(e, e.event.nearPlayer.checkTimer, e.event.nearPlayer.checkTimer);
+        break;
+    }
+    case SMART_EVENT_NEAR_PLAYERS_NEGATION:
+    {
+        float range = (float)e.event.nearPlayerNegation.radius;
+        ObjectList* units = GetWorldObjectsInDist(range);
+        if (!units->empty())
+        {
+            units->remove_if([](WorldObject* unit) { return unit->GetTypeId() != TYPEID_PLAYER; });
+
+            if (units->size() < e.event.nearPlayerNegation.minCount)
+                ProcessAction(e, unit);
+        }
+        RecalcTimer(e, e.event.nearPlayerNegation.checkTimer, e.event.nearPlayerNegation.checkTimer);
+        break;
+    }
     default:
         sLog->outErrorDb("SmartScript::ProcessEvent: Unhandled Event type %u", e.GetEventType());
         break;
@@ -4310,7 +4338,11 @@ void SmartScript::InitTimer(SmartScriptHolder& e)
 {
     switch (e.GetEventType())
     {
-        //set only events which have initial timers
+    //set only events which have initial timers
+    case SMART_EVENT_NEAR_PLAYERS:
+    case SMART_EVENT_NEAR_PLAYERS_NEGATION:
+        RecalcTimer(e, e.event.nearPlayer.firstTimer, e.event.nearPlayer.firstTimer);
+        break;
     case SMART_EVENT_UPDATE:
     case SMART_EVENT_UPDATE_IC:
     case SMART_EVENT_UPDATE_OOC:
@@ -4369,6 +4401,8 @@ void SmartScript::UpdateTimer(SmartScriptHolder& e, uint32 const diff)
         e.active = true;//activate events with cooldown
         switch (e.GetEventType())//process ONLY timed events
         {
+        case SMART_EVENT_NEAR_PLAYERS:
+        case SMART_EVENT_NEAR_PLAYERS_NEGATION:
         case SMART_EVENT_UPDATE:
         case SMART_EVENT_UPDATE_OOC:
         case SMART_EVENT_UPDATE_IC:

src/server/game/AI/SmartScripts/SmartScriptMgr.cpp

@@ -354,7 +354,7 @@ bool SmartAIMgr::IsTargetValid(SmartScriptHolder const& e)
 
 bool SmartAIMgr::IsEventValid(SmartScriptHolder& e)
 {
-    if (e.event.type >= SMART_EVENT_END)
+    if ((e.event.type >= SMART_EVENT_TC_END && e.event.type <= SMART_EVENT_AC_START) || e.event.type >= SMART_EVENT_AC_END)
     {
         sLog->outErrorDb("SmartAIMgr: EntryOrGuid %d using event(%u) has invalid event type (%u), skipped.", e.entryOrGuid, e.event_id, e.GetEventType());
         return false;
@@ -716,6 +716,8 @@ bool SmartAIMgr::IsEventValid(SmartScriptHolder& e)
                 break;
             case SMART_EVENT_GO_STATE_CHANGED:
             case SMART_EVENT_GO_EVENT_INFORM:
+            case SMART_EVENT_NEAR_PLAYERS:
+            case SMART_EVENT_NEAR_PLAYERS_NEGATION:
             case SMART_EVENT_TIMED_EVENT_TRIGGERED:
             case SMART_EVENT_INSTANCE_PLAYER_ENTER:
             case SMART_EVENT_TRANSPORT_RELOCATE:

src/server/game/AI/SmartScripts/SmartScriptMgr.h

@@ -167,7 +167,15 @@ enum SMART_EVENT
     SMART_EVENT_DISTANCE_GAMEOBJECT      = 76,      // guid, entry, distance, repeat
     SMART_EVENT_COUNTER_SET              = 77,      // id, value, cooldownMin, cooldownMax
 
-    SMART_EVENT_END                      = 78
+    SMART_EVENT_TC_END                   = 78,
+
+    /* AC Custom Events */
+    SMART_EVENT_AC_START                 = 100,
+
+    SMART_EVENT_NEAR_PLAYERS             = 101,      // min, radius, first timer, check timer
+    SMART_EVENT_NEAR_PLAYERS_NEGATION    = 102,      // min, radius, first timer, check timer
+
+    SMART_EVENT_AC_END                   = 103
 };
 
 struct SmartEvent
@@ -409,6 +417,22 @@ struct SmartEvent
             uint32 cooldownMax;
         } counter;
 
+        struct
+        {
+            uint32 minCount;
+            uint32 radius;
+            uint32 firstTimer;
+            uint32 checkTimer;
+        } nearPlayer;
+
+        struct
+        {
+            uint32 minCount;
+            uint32 radius;
+            uint32 firstTimer;
+            uint32 checkTimer;
+        } nearPlayerNegation;
+
         struct
         {
             uint32 param1;
@@ -1466,7 +1490,7 @@ const uint32 SmartAITypeMask[SMART_SCRIPT_TYPE_MAX][2] =
     {SMART_SCRIPT_TYPE_TIMED_ACTIONLIST,    SMART_SCRIPT_TYPE_MASK_TIMED_ACTIONLIST }
 };
 
-const uint32 SmartAIEventMask[SMART_EVENT_END][2] =
+const uint32 SmartAIEventMask[SMART_EVENT_AC_END][2] =
 {
     {SMART_EVENT_UPDATE_IC,                 SMART_SCRIPT_TYPE_MASK_CREATURE + SMART_SCRIPT_TYPE_MASK_TIMED_ACTIONLIST},
     {SMART_EVENT_UPDATE_OOC,                SMART_SCRIPT_TYPE_MASK_CREATURE + SMART_SCRIPT_TYPE_MASK_GAMEOBJECT + SMART_SCRIPT_TYPE_MASK_INSTANCE },
@@ -1545,7 +1569,32 @@ 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 }
+    {SMART_EVENT_COUNTER_SET,               SMART_SCRIPT_TYPE_MASK_CREATURE + SMART_SCRIPT_TYPE_MASK_GAMEOBJECT },
+    { 0, 0 }, // 78
+    { 0, 0 }, // 79
+    { 0, 0 }, // 80
+    { 0, 0 }, // 81
+    { 0, 0 }, // 82
+    { 0, 0 }, // 83
+    { 0, 0 }, // 84
+    { 0, 0 }, // 85
+    { 0, 0 }, // 86
+    { 0, 0 }, // 87
+    { 0, 0 }, // 88
+    { 0, 0 }, // 89
+    { 0, 0 }, // 90
+    { 0, 0 }, // 91
+    { 0, 0 }, // 92
+    { 0, 0 }, // 93
+    { 0, 0 }, // 94
+    { 0, 0 }, // 95
+    { 0, 0 }, // 96
+    { 0, 0 }, // 97
+    { 0, 0 }, // 98
+    { 0, 0 }, // 99
+    { 0, 0 }, // 100
+    {SMART_EVENT_NEAR_PLAYERS,              SMART_SCRIPT_TYPE_MASK_CREATURE },
+    {SMART_EVENT_NEAR_PLAYERS_NEGATION,     SMART_SCRIPT_TYPE_MASK_CREATURE }
 };
 
 enum SmartEventFlags