#pragma once

#include "ViewportTypes.h"

#include <XCEngine/RHI/RHIEnums.h>
#include <XCEngine/RHI/RHIResourceView.h>
#include <XCEngine/RHI/RHITypes.h>
#include <XCEngine/Rendering/RenderSurface.h>

#include <cstdint>

namespace XCEngine::UI::Editor::App {

struct ViewportResourcePresence {
    bool hasColorTexture = false;
    bool hasColorView = false;
    bool hasDepthTexture = false;
    bool hasDepthView = false;
    bool hasDepthShaderView = false;
    bool hasObjectIdTexture = false;
    bool hasObjectIdDepthTexture = false;
    bool hasObjectIdDepthView = false;
    bool hasObjectIdView = false;
    bool hasObjectIdShaderView = false;
    bool hasSelectionMaskTexture = false;
    bool hasSelectionMaskView = false;
    bool hasSelectionMaskShaderView = false;
    bool hasTextureDescriptor = false;
};

struct ViewportResourceReuseQuery {
    ViewportResourceRequirements requirements = {};
    std::uint32_t width = 0;
    std::uint32_t height = 0;
    std::uint32_t requestedWidth = 0;
    std::uint32_t requestedHeight = 0;
    ViewportResourcePresence resources = {};
};

std::uint32_t ClampViewportPixelCoordinate(float value, std::uint32_t extent);
bool CanReuseViewportResources(const ViewportResourceReuseQuery& query);
::XCEngine::RHI::TextureDesc BuildViewportTextureDesc(
    std::uint32_t width,
    std::uint32_t height,
    ::XCEngine::RHI::Format format);
::XCEngine::RHI::ResourceViewDesc BuildViewportTextureViewDesc(
    ::XCEngine::RHI::Format format);
::XCEngine::Rendering::RenderSurface BuildViewportRenderSurface(
    std::uint32_t width,
    std::uint32_t height,
    ::XCEngine::RHI::RHIResourceView* colorView,
    ::XCEngine::RHI::RHIResourceView* depthView,
    ::XCEngine::RHI::ResourceStates colorStateBefore,
    ::XCEngine::RHI::ResourceStates colorStateAfter =
        ::XCEngine::RHI::ResourceStates::PixelShaderResource);

} // namespace XCEngine::UI::Editor::App