#pragma once

#include "SceneViewportEditorOverlayData.h"

#include <cstdint>
#include <vector>

namespace XCEngine {
namespace Components {
class Scene;
} // namespace Components

namespace Editor {

struct SceneViewportOverlayFrameCacheState {
    SceneViewportOverlayFrameData frameData = {};
    const Components::Scene* scene = nullptr;
    std::vector<uint64_t> selectedObjectIds = {};
    uint32_t viewportWidth = 0u;
    uint32_t viewportHeight = 0u;
    uint64_t contentSignature = 0u;
    bool cached = false;
};

void ResetSceneViewportOverlayFrameCacheState(
    SceneViewportOverlayFrameCacheState& cacheState);

void ResolveSceneViewportOverlayFrameViewportSize(
    uint32_t requestedWidth,
    uint32_t requestedHeight,
    uint32_t renderWidth,
    uint32_t renderHeight,
    uint32_t& outWidth,
    uint32_t& outHeight);

bool AreEqualSceneViewportOverlayData(
    const SceneViewportOverlayData& lhs,
    const SceneViewportOverlayData& rhs);

uint64_t BuildSceneViewportOverlayContentSignature(
    const Components::Scene* scene,
    const std::vector<uint64_t>& selectedObjectIds);

bool ShouldRebuildSceneViewportOverlayFrameCache(
    const SceneViewportOverlayFrameCacheState& cacheState,
    const Components::Scene* scene,
    const SceneViewportOverlayData& overlay,
    uint32_t viewportWidth,
    uint32_t viewportHeight,
    const std::vector<uint64_t>& selectedObjectIds,
    uint64_t contentSignature,
    bool transformGizmoOverlayDirty);

void UpdateSceneViewportOverlayFrameCacheState(
    SceneViewportOverlayFrameCacheState& cacheState,
    const Components::Scene* scene,
    uint32_t viewportWidth,
    uint32_t viewportHeight,
    const std::vector<uint64_t>& selectedObjectIds,
    uint64_t contentSignature,
    const SceneViewportOverlayFrameData& frameData);

} // namespace Editor
} // namespace XCEngine