Big update.

src/LootObjectStack.h

@@ -0,0 +1,82 @@
+/*
+ * 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.
+ */
+
+#ifndef _PLAYERBOT_LOOTOBJECTSTACK_H
+#define _PLAYERBOT_LOOTOBJECTSTACK_H
+
+#include "ObjectGuid.h"
+
+class AiObjectContext;
+class Player;
+class WorldObject;
+
+struct ItemTemplate;
+
+class LootStrategy
+{
+    public:
+        LootStrategy() { }
+        virtual ~LootStrategy() { };
+        virtual bool CanLoot(ItemTemplate const* proto, AiObjectContext* context) = 0;
+        virtual std::string const GetName() = 0;
+};
+
+class LootObject
+{
+    public:
+        LootObject() : skillId(0), reqSkillValue(0), reqItem(0) { }
+        LootObject(Player* bot, ObjectGuid guid);
+        LootObject(LootObject const& other);
+
+        bool IsEmpty() { return !guid; }
+        bool IsLootPossible(Player* bot);
+        void Refresh(Player* bot, ObjectGuid guid);
+        WorldObject* GetWorldObject(Player* bot);
+        ObjectGuid guid;
+
+        uint32 skillId;
+        uint32 reqSkillValue;
+        uint32 reqItem;
+};
+
+class LootTarget
+{
+    public:
+        LootTarget(ObjectGuid guid);
+        LootTarget(LootTarget const& other);
+
+    public:
+        LootTarget& operator=(LootTarget const& other);
+        bool operator<(LootTarget const& other) const;
+
+    public:
+        ObjectGuid guid;
+        time_t asOfTime;
+};
+
+class LootTargetList : public std::set<LootTarget>
+{
+    public:
+        void shrink(time_t fromTime);
+};
+
+class LootObjectStack
+{
+    public:
+        LootObjectStack(Player* bot) : bot(bot) { }
+
+        bool Add(ObjectGuid guid);
+        void Remove(ObjectGuid guid);
+        void Clear();
+        bool CanLoot(float maxDistance);
+        LootObject GetLoot(float maxDistance = 0);
+
+    private:
+        std::vector<LootObject> OrderByDistance(float maxDistance = 0);
+
+        Player* bot;
+        LootTargetList availableLoot;
+};
+
+#endif