InventoryChanges.h

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#pragma once
 
#include "RE/B/BSContainer.h"
#include "RE/B/BSPointerHandle.h"
#include "RE/B/BSTList.h"
#include "RE/F/FormTypes.h"
#include "RE/M/MemoryManager.h"
#include "RE/T/TESBoundObject.h"
 
namespace RE
{
    enum class ITEM_REMOVE_REASON;
    class ExtraDataList;
    class InventoryEntryData;
    class NiPoint3;
 
    class InventoryChanges
    {
    public:
        enum class VisitResult : std::uint32_t
        {
            kStop = 0,
            kContinue = 1,
        };
 
        class IItemChangeVisitor
        {
        public:
            inline static constexpr auto RTTI = RTTI_InventoryChanges__IItemChangeVisitor;
            inline static constexpr auto VTABLE = VTABLE_InventoryChanges__IItemChangeVisitor;
 
            virtual ~IItemChangeVisitor() = default;  // 00
 
            // add
            virtual BSContainer::ForEachResult Visit(InventoryEntryData* a_entryData) = 0;                                                                                // 01
            virtual bool                       ShouldVisit([[maybe_unused]] InventoryEntryData* a_entryData, [[maybe_unused]] TESBoundObject* a_object) { return true; }  // 02
            virtual BSContainer::ForEachResult Unk_03(InventoryEntryData* a_entryData, [[maybe_unused]] void* a_arg2, bool* a_arg3)                                       // 03
            {
                *a_arg3 = true;
                return Visit(a_entryData);
            }
        };
        static_assert(sizeof(IItemChangeVisitor) == 0x8);
 
        InventoryChanges();
        explicit InventoryChanges(TESObjectREFR* a_ref);
        ~InventoryChanges();
 
        void            AddEntryData(InventoryEntryData* a_entry);
        void            GenerateLeveledListChanges();
        TESObjectARMO*  GetArmorInSlot(std::int32_t a_slot);
        float           GetInventoryWeight();
        std::int16_t    GetItemCount(RE::TESBoundObject* a_obj);
        std::uint16_t   GetNextUniqueID();
        std::uint32_t   GetWornMask();
        void            InitFromContainerExtra();
        void            InitLeveledItems();
        void            InitOutfitItems(BGSOutfit* a_outfit, std::uint16_t a_npcLevel);
        void            InitScripts();
        void            RemoveFavorite(InventoryEntryData* a_entry, ExtraDataList* a_itemList);
        ObjectRefHandle RemoveItem(TESObjectREFR* a_ref, TESBoundObject* a_item, std::int32_t a_count, ITEM_REMOVE_REASON a_reason, ExtraDataList* a_extraDataList, TESObjectREFR* a_moveToRef, const NiPoint3& a_dropLoc, TESObjectREFR* a_dropRef);
        void            RemoveAllItems(TESObjectREFR* a_ref, TESObjectREFR* a_moveToRef, bool a_arg4, bool a_keepOwnership, bool a_arg6);
        void            SendContainerChangedEvent(ExtraDataList* a_itemExtraList, TESObjectREFR* a_fromRefr, TESForm* a_item, std::int32_t a_count);
        void            SetFavorite(InventoryEntryData* a_entry, ExtraDataList* a_itemList);
        void            SetUniqueID(ExtraDataList* a_itemList, TESForm* a_oldForm, TESForm* a_newForm);
        void            VisitInventory(IItemChangeVisitor& visitor);
        void            VisitWornItems(IItemChangeVisitor& visitor);
 
        TES_HEAP_REDEFINE_NEW();
 
        // members
        BSSimpleList<InventoryEntryData*>* entryList{ nullptr };  // 00
        TESObjectREFR*                     owner{ nullptr };      // 08
        float                              totalWeight{ 0.0F };   // 10
        float                              armorWeight{ 0.0F };   // 14
        bool                               changed{ false };      // 18
        std::uint8_t                       unk19{ 0 };            // 19
        std::uint8_t                       unk1A{ 0 };            // 1A
        std::uint8_t                       unk1B{ 0 };            // 1B
        std::uint32_t                      unk1C{ 0 };            // 1C
 
    private:
        InventoryChanges* Ctor(TESObjectREFR* a_ref);
        void              Dtor();
 
    private:
        KEEP_FOR_RE()
    };
    static_assert(sizeof(InventoryChanges) == 0x20);
}