#pragma once

#include <boost/filesystem.hpp>

#include <string>

namespace beast {

/**
 * RAII temporary directory.
 *
 * The directory and all its contents are deleted when
 * the instance of `temp_dir` is destroyed.
 */
class TempDir
{
    boost::filesystem::path path_;

public:
#if !GENERATING_DOCS
    TempDir(TempDir const&) = delete;
    TempDir&
    operator=(TempDir const&) = delete;
#endif

    /**
     * Construct a temporary directory.
     */
    TempDir()
    {
        auto const dir = boost::filesystem::temp_directory_path();
        do
        {
            path_ = dir / boost::filesystem::unique_path();
        } while (boost::filesystem::exists(path_));
        boost::filesystem::create_directory(path_);
    }

    /**
     * Destroy a temporary directory.
     */
    ~TempDir()
    {
        // use non-throwing calls in the destructor
        boost::system::error_code ec;
        boost::filesystem::remove_all(path_, ec);
        // TODO: warn/notify if ec set ?
    }

    /**
     * Get the native path for the temporary directory
     */
    [[nodiscard]] std::string
    path() const
    {
        return path_.string();
    }

    /**
     * Get the native path for the a file.
     *
     * The file does not need to exist.
     */
    [[nodiscard]] std::string
    file(std::string const& name) const
    {
        return (path_ / name).string();
    }
};

}  // namespace beast