#pragma once

#include <optional>

#include <Unreal/NameTypes.hpp>

#include "UnrealWrapper.hpp"
#include "UmgTypes.hpp"
#include "Widget.hpp"
#include "UserWidget.hpp"
#include "WidgetTree.hpp"
#include "CanvasPanel.hpp"
#include "TextBlock.hpp"

namespace PalUIExtension::Api
{
    // ==================================================================
    // THE PALBOX GRID CHAIN
    //
    //   PalBoxWidget                        (the screen)
    //     -> WBP_BoxPalList_C               THIS FILE
    //          -> WBP_BoxPalListBase_C      THIS FILE
    //               -> WBP_BoxPalScrollList
    //                  == WBP_PalCharacterScrollList_C 
    //                       -> the slot tiles
  
    // ==================================================================
    class BoxPalListWidget : public UserWidget
    {
    public:
        static auto ClassPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalList.WBP_BoxPalList_C");
        }
        static auto DebugTag() -> const TCHAR* { return STR("BoxPalList"); }

        BoxPalListWidget() = default;

       
        explicit BoxPalListWidget(UObject* Obj) : UserWidget(Obj, ClassOf<BoxPalListWidget>(), DebugTag()) {}

        auto BaseObject() const -> UObject* { return BoundObject(STR("WBP_BoxPalListBase")); }

        auto CanDragDrop() const -> std::optional<bool>
        {
            return PropertyBoolValue(STR("CanDragDrop"));
        }
        auto DisplaysBanMarkInExpedition() const -> std::optional<bool>
        {
            return PropertyBoolValue(STR("bDisplayBanMarkInExpedition"));
        }

        // ---- hooks ---------------------------------------------------

        static auto UpdateSlotFilteringPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalList.WBP_BoxPalList_C:UpdateSlotFiltering");
        }
        static auto UpdateAllSlotFilteringPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalList.WBP_BoxPalList_C:UpdateAllSlotFiltering");
        }
        static auto SetupPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalList.WBP_BoxPalList_C:Setup");
        }
        static auto DestructPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalList.WBP_BoxPalList_C:Destruct");
        }

        struct SlotButtonFrame { UObject* SlotButton; };

    };



    class BoxPalListBaseWidget : public UserWidget
    {
    public:
        static auto ClassPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C");
        }
        static auto DebugTag() -> const TCHAR* { return STR("BoxPalListBase"); }

        BoxPalListBaseWidget() = default;
        explicit BoxPalListBaseWidget(UObject* Obj)
            : UserWidget(Obj, ClassOf<BoxPalListBaseWidget>(), DebugTag()) {}

        auto ScrollList() const -> UObject* { return BoundObject(STR("WBP_BoxPalScrollList")); }

        auto LastSelectedPage() const -> std::optional<int32> { return PropertyValue<int32>(STR("LastSelectedPageNum")); }
        auto MaxPageNum()       const -> std::optional<int32> { return PropertyValue<int32>(STR("MaxPageNum")); }
        auto SkipPageNum()      const -> std::optional<int32> { return PropertyValue<int32>(STR("SkipPageNum")); }

        auto IsValidPageAction() const -> std::optional<bool> { return PropertyBoolValue(STR("bIsValidPageAction")); }
        auto IsSkippingPage()    const -> std::optional<bool> { return PropertyBoolValue(STR("bSkipPage")); }

        // ---- chrome, promoted -----------------------------------------
        auto CanvasSliderValue() const -> CanvasPanel
        {
            UObject* O = BoundObject(STR("Canvas_SliderValue"));
            return O ? CanvasPanel{ O } : CanvasPanel{};
        }

        auto TextBoxName()     const -> TextBlock { return WrapText(STR("Text_BoxName")); }
        auto TextSliderValue() const -> TextBlock { return WrapText(STR("Text_SliderValue")); }

        auto Slider()        const -> UObject* { return BoundObject(STR("Slider")); }
        auto SearchButton()  const -> UObject* { return BoundObject(STR("WBP_CommonButton_Activation_Search")); }
        auto SortButton()    const -> UObject* { return BoundObject(STR("WBP_CommonButton_Sort")); }
        auto NumArrowLeft()  const -> UObject* { return BoundObject(STR("WBP_Common_NumArrow_L")); }
        auto NumArrowRight() const -> UObject* { return BoundObject(STR("WBP_Common_NumArrow_R")); }

        static auto OnCreatedNewSlotPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C:OnCreatedNewSlot__DelegateSignature");
        }
        static auto OnUpdateSlotPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C:OnUpdateSlot__DelegateSignature");
        }
        static auto OnSlotSyncedPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C:OnSlotSynced__DelegateSignature");
        }
        static auto OnUpdatedPagePath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C:OnUpdatedPage__DelegateSignature");
        }
        static auto SetCharacterSlotsPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C:SetCharacterSlots");
        }
        static auto SetCurrentPagePath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C:SetCurrentPage");
        }
        static auto DestructPath() -> const TCHAR*
        {
            return STR("/Game/Pal/Blueprint/UI/UserInterface/Common/"
                "WBP_BoxPalListBase.WBP_BoxPalListBase_C:Destruct");
        }

        struct SlotWidgetFrame { UObject* Widget; };

        struct SlotClickFrame
        {
            UObject* Widget;     // 0x00
            uint8    PressType;  // 0x08
        };

        struct PageFrame { int32 NowPage; };   // OnUpdatedPage, OnSelectPalBoxPage

        struct SetCharacterSlotsFrame
        {
            UObject** Data;
            int32     Num;
            int32     Max;
        };
        static_assert(sizeof(SetCharacterSlotsFrame) == 16,
            "SetCharacterSlots frame is 16 bytes on the dumped build");

        auto GetCurrentPage() -> std::optional<int32>
        {
            struct Frame { int32 CurrentPageNum; } p{};
            if (!Call(STR("GetCurrentPage"), p)) return std::nullopt;
            return p.CurrentPageNum;
        }


    private:
        auto WrapText(const TCHAR* Name) const -> TextBlock
        {
            UObject* O = BoundObject(Name);
            return O ? TextBlock{ O } : TextBlock{};
        }

    protected:
        BoxPalListBaseWidget(UObject* Obj, UClass* Expected, const TCHAR* Tag)
            : UserWidget(Obj, Expected, Tag) {}
    };
}