Big update.

src/strategy/values/CraftValue.h

@@ -0,0 +1,71 @@
+/*
+ * 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_CRAFTVALUE_H
+#define _PLAYERBOT_CRAFTVALUE_H
+
+#include "Value.h"
+
+#include <map>
+
+class PlayerbotAI;
+
+class CraftData
+{
+    public:
+        CraftData() : itemId(0) { }
+        CraftData(CraftData const& other) : itemId(other.itemId)
+        {
+            required.insert(other.required.begin(), other.required.end());
+            obtained.insert(other.obtained.begin(), other.obtained.end());
+        }
+
+        uint32 itemId;
+        std::map<uint32, uint32> required, obtained;
+
+        bool IsEmpty() { return itemId == 0; }
+        void Reset() { itemId = 0; }
+        bool IsRequired(uint32 item) { return required.find(item) != required.end(); }
+        bool IsFulfilled()
+        {
+            for (std::map<uint32, uint32>::iterator i = required.begin(); i != required.end(); ++i)
+            {
+                uint32 item = i->first;
+                if (obtained[item] < i->second)
+                    return false;
+            }
+
+            return true;
+        }
+        void AddObtained(uint32 itemId, uint32 count)
+        {
+            if (IsRequired(itemId))
+            {
+                obtained[itemId] += count;
+            }
+        }
+
+        void Crafted(uint32 count)
+        {
+            for (std::map<uint32, uint32>::iterator i = required.begin(); i != required.end(); ++i)
+            {
+                uint32 item = i->first;
+                if (obtained[item] >= required[item] * count)
+                {
+                    obtained[item] -= required[item] * count;
+                }
+            }
+        }
+};
+
+class CraftValue : public ManualSetValue<CraftData&>
+{
+	public:
+        CraftValue(PlayerbotAI* botAI, std::string const name = "craft") : ManualSetValue<CraftData&>(botAI, data, name) { }
+
+	private:
+        CraftData data;
+};
+
+#endif