Big update.

src/strategy/actions/AddLootAction.cpp

@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license, you may redistribute it and/or modify it under version 2 of the License, or (at your option), any later version.
+ */
+
+#include "AddLootAction.h"
+#include "CellImpl.h"
+#include "Event.h"
+#include "GridNotifiers.h"
+#include "GridNotifiersImpl.h"
+#include "LootObjectStack.h"
+#include "Playerbots.h"
+#include "ServerFacade.h"
+
+bool AddLootAction::Execute(Event event)
+{
+    ObjectGuid guid = event.getObject();
+    if (!guid)
+        return false;
+
+    return AI_VALUE(LootObjectStack*, "available loot")->Add(guid);
+}
+
+bool AddAllLootAction::Execute(Event event)
+{
+    bool added = false;
+
+    GuidVector gos = context->GetValue<GuidVector>("nearest game objects")->Get();
+    for (GuidVector::iterator i = gos.begin(); i != gos.end(); i++)
+        added |= AddLoot(*i);
+
+    GuidVector corpses = context->GetValue<GuidVector>("nearest corpses")->Get();
+    for (GuidVector::iterator i = corpses.begin(); i != corpses.end(); i++)
+        added |= AddLoot(*i);
+
+    return added;
+}
+
+bool AddLootAction::isUseful()
+{
+    return true;
+}
+
+bool AddAllLootAction::isUseful()
+{
+    return true;
+}
+
+bool AddAllLootAction::AddLoot(ObjectGuid guid)
+{
+    return AI_VALUE(LootObjectStack*, "available loot")->Add(guid);
+}
+
+bool AddGatheringLootAction::AddLoot(ObjectGuid guid)
+{
+    LootObject loot(bot, guid);
+
+    WorldObject* wo = loot.GetWorldObject(bot);
+    if (loot.IsEmpty() || !wo)
+        return false;
+
+    if (!bot->IsWithinLOSInMap(wo))
+        return false;
+
+    if (loot.skillId == SKILL_NONE)
+        return false;
+
+    if (!loot.IsLootPossible(bot))
+        return false;
+
+    if (sServerFacade->IsDistanceGreaterThan(sServerFacade->GetDistance2d(bot, wo), INTERACTION_DISTANCE))
+    {
+        std::list<Unit*> targets;
+        Acore::AnyUnfriendlyUnitInObjectRangeCheck u_check(bot, bot, sPlayerbotAIConfig->lootDistance);
+        Acore::UnitListSearcher<Acore::AnyUnfriendlyUnitInObjectRangeCheck> searcher(bot, targets, u_check);
+        Cell::VisitAllObjects(bot, searcher, sPlayerbotAIConfig->lootDistance * 1.5f);
+        if (!targets.empty())
+        {
+            std::ostringstream out;
+            out << "Kill that " << targets.front()->GetName() << " so I can loot freely";
+            botAI->TellError(out.str());
+            return false;
+        }
+    }
+
+    return AddAllLootAction::AddLoot(guid);
+}