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// Copyright 2023 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <chrono>
#include <filesystem>
#include <map>
#include <mutex>
#include <string>
#include "VideoCommon/Assets/CustomTextureData.h"
#include "VideoCommon/Assets/TextureAsset.h"
#include "VideoCommon/Assets/Types.h"
#include "VideoCommon/Assets/WatchableFilesystemAssetLibrary.h"
namespace VideoCommon
{
// This class implements 'CustomAssetLibrary' and loads any assets
// directly from the filesystem
class DirectFilesystemAssetLibrary final : public WatchableFilesystemAssetLibrary
{
public:
LoadInfo LoadTexture(const AssetID& asset_id, TextureAndSamplerData* data) override;
LoadInfo LoadTexture(const AssetID& asset_id, CustomTextureData* data) override;
LoadInfo LoadRasterSurfaceShader(const AssetID& asset_id, RasterSurfaceShaderData* data) override;
LoadInfo LoadMaterial(const AssetID& asset_id, MaterialData* data) override;
LoadInfo LoadMesh(const AssetID& asset_id, MeshData* data) override;
// Assigns the asset id to a map of files, how this map is read is dependent on the data
// For instance, a raw texture would expect the map to have a single entry and load that
// file as the asset. But a model file data might have its data spread across multiple files
void SetAssetIDMapData(const AssetID& asset_id, Assets::AssetMap asset_path_map);
private:
void PathModified(std::string_view path) override;
// Gets the asset map given an asset id
Assets::AssetMap GetAssetMapForID(const AssetID& asset_id) const;
mutable std::mutex m_asset_map_lock;
std::map<AssetID, Assets::AssetMap> m_asset_id_to_asset_map_path;
mutable std::mutex m_path_map_lock;
std::map<std::string, AssetID, std::less<>> m_path_to_asset_id;
};
} // namespace VideoCommon
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