/*
Copyright 2022 - 2022 Stephane Cuillerdier(aka aiekick)

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http:://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissionsand
limitations under the License.
*/

#pragma once

#include <set>
#include <array>
#include <string>
#include <memory>

#include <ctools/cTools.h>
#include <ctools/ConfigAbstract.h>

#include <Gaia/Gui/ImGuiTexture.h>
#include <Gaia/Resources/TextureCube.h>

#include <LumoBackend/Interfaces/GuiInterface.h>
#include <LumoBackend/Interfaces/NodeInterface.h>
#include <LumoBackend/Interfaces/TextureCubeOutputInterface.h>

class CubeMapModule : public conf::ConfigAbstract, public NodeInterface, public TextureCubeOutputInterface, public GuiInterface {
public:
    static std::shared_ptr<CubeMapModule> Create(GaiApi::VulkanCoreWeak vVulkanCore, BaseNodeWeak vParentNode);

private:
    std::weak_ptr<CubeMapModule> m_This;
    GaiApi::VulkanCoreWeak m_VulkanCore;
    std::string unique_OpenPictureFileDialog_id;
    TextureCubePtr m_TextureCubePtr = nullptr;
    std::string m_SelectedFilePathName;  // to save
    std::string m_SelectedFilePath;      // to save
    std::array<Texture2DPtr, 6U> m_Texture2Ds;
    std::array<ImGuiTexture, 6U> m_ImGuiTextures;
    std::array<std::string, 6U> m_FilePathNames;
    std::array<std::string, 6U> m_FileNames;

public:
    CubeMapModule(GaiApi::VulkanCoreWeak vVulkanCore);
    virtual ~CubeMapModule();

    bool Init();
    void Unit();

    bool DrawWidgets(const uint32_t& vCurrentFrame, ImGuiContext* vContextPtr = nullptr, void* vUserDatas = nullptr) override;
    bool DrawOverlays(
        const uint32_t& vCurrentFrame, const ImRect& vRect, ImGuiContext* vContextPtr = nullptr, void* vUserDatas = nullptr) override;
    bool DrawDialogsAndPopups(
        const uint32_t& vCurrentFrame, const ImRect& vMaxRect, ImGuiContext* vContextPtr = nullptr, void* vUserDatas = nullptr) override;

    // Interfaces Getters
    vk::DescriptorImageInfo* GetTextureCube(const uint32_t& vBindingPoint, ct::fvec2* vOutSize = nullptr) override;

    std::string getXml(const std::string& vOffset, const std::string& vUserDatas = "") override;
    bool setFromXml(tinyxml2::XMLElement* vElem, tinyxml2::XMLElement* vParent, const std::string& vUserDatas = "") override;

    void DrawTextures(const ct::ivec2& vMaxRect, const float& vRounding = 0.0f);

private:
    void LoadTextures(const std::string& vFilePathName);
    void ClearTextures();
};
