#pragma once

#if !defined(MIJIN_VIRTUAL_FILESYSTEM_STACKED_HPP_INCLUDED)
#define MIJIN_VIRTUAL_FILESYSTEM_STACKED_HPP_INCLUDED 1

#include <memory>
#include <vector>
#include "./filesystem.hpp"

namespace mijin
{

//
// public defines
//

//
// public constants
//

//
// public types
//

class StackedFileSystemAdapter : public FileSystemAdapter
{
private:
    std::vector<std::unique_ptr<FileSystemAdapter>> adapters_;
public:
    std::vector<fs::path> getRoots() override;
    fs::path getHomeFolder() override;
    std::vector<FileInfo> listFiles(const fs::path& folder) override;
    FileInfo getFileInfo(const fs::path& file) override;
    StreamError open(const fs::path& path, FileOpenMode mode, std::unique_ptr<Stream>& outStream) override;

    inline void addAdapter(std::unique_ptr<FileSystemAdapter>&& adapter) {
        adapters_.push_back(std::move(adapter));
    }
    template<typename TAdapter, typename... TArgs>
    inline void emplaceAdapter(TArgs&&... args) {
        addAdapter(std::make_unique<TAdapter>(std::forward<TArgs>(args)...));
    }
};

//
// public functions
//

} // namespace mijin

#endif // !defined(MIJIN_VIRTUAL_FILESYSTEM_STACKED_HPP_INCLUDED)