/* Copyright 2025, Michele "King_DuckZ" Santullo
 * This file is part of ducktorrent.
 *
 * Ducktorrent 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.
 *
 * Ducktorrent 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 ducktorrent.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include <string_view>
#include <boost/spirit/home/x3/support/ast/variant.hpp>
#include <map>
#include <vector>
#include <stdexcept>

namespace duck {
typedef std::string_view TorrentStringType;
typedef signed long long int TorrentIntType;

class ParseError : public std::runtime_error {
public:
	ParseError (const std::string& desc);
	~ParseError() noexcept = default;
};

struct TorrentValue : public boost::spirit::x3::variant<
	TorrentIntType,
	TorrentStringType,
	boost::spirit::x3::forward_ast< std::vector<TorrentValue> >,
	boost::spirit::x3::forward_ast< std::map<TorrentStringType, TorrentValue> >
> {
	using base_type::base_type;
	using base_type::operator=;
};

std::vector<TorrentValue> parse_torrent (std::string_view binary_data);
} //namespace duck