#pragma once

#include "xe_device.hpp"

#include <string>
#include <set>

namespace xe {
  
class Image {

  public:
  
    static Image* createImage(const std::string &filename, bool anisotropic);
    static void deleteImage(Image* image);

    ~Image();

    Image(const Image&) = delete;
    Image operator=(const Image&) = delete;

  private:

    static void submitDeleteQueue(bool purge);

    Image(const std::string &filename, bool anisotropic);

    void createTextureImage(const std::string &filename);
    void transitionImageLayout(VkImage image, VkFormat format, VkImageLayout oldLayout, VkImageLayout newLayout);
    void generateMipmaps(VkImage image, VkFormat imageFormat, int32_t texWidth, int32_t texHeight, uint32_t mipLevels);
    void copyBufferToImage(VkBuffer buffer, VkImage image, uint32_t width, uint32_t height);
    void createTextureImageView();
    void createTextureSampler(bool anisotropic); 

    static void createImage(Device& device, uint32_t width, uint32_t height, uint32_t mipLevels, VkSampleCountFlagBits numSamples, VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage, VkMemoryPropertyFlags properties, VkImage& image, VkDeviceMemory& imageMemory);
    static VkImageView createImageView(Device& device, VkImage image, VkFormat format, VkImageAspectFlags aspectFlags, uint32_t mipLevels);

    Device &xeDevice;

    uint32_t mipLevels;
    VkSampler textureSampler;
    VkImage textureImage;
    VkImageView textureImageView;
    VkDeviceMemory textureImageMemory;

    friend class RenderSystem;
    friend class SwapChain;
    friend class Engine;

};

}