Config.h

/*
	This file is part of duckOS.

	duckOS is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	duckOS is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with duckOS.  If not, see <https://www.gnu.org/licenses/>.

	Copyright (c) Byteduck 2016-2021. All rights reserved.
*/

#pragma once

#include <map>
#include "Result.h"
#include "Stream.h"
#include "Path.h"

namespace Duck {
	class Config {
	public:
		std::map<std::string, std::string>& operator[](const std::string& name);
		std::map<std::string, std::string>& section(const std::string& name);
		std::map<std::string, std::string>& defaults();
		bool has_section(const std::string& name);

		static ResultRet<Config> read_from(const Path& filename);
		static ResultRet<Config> read_from(InputStream& stream);

	private:
		Config() = default;

		static Result read_from(InputStream& stream, Config& config);

		std::map<std::string, std::map<std::string, std::string>> _values;
	};
}