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86 lines
1.7 KiB
C++
86 lines
1.7 KiB
C++
/***
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This file is part of snapcast
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Copyright (C) 2014-2016 Johannes Pohl
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef JSON_REQUEST_ID_H
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#define JSON_REQUEST_ID_H
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#include <string>
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#include <stdexcept>
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#include "externals/json.hpp"
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using Json = nlohmann::json;
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struct req_id
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{
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enum class value_t : uint8_t
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{
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null = 0,
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string,
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integer
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};
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req_id() : type(value_t::null)
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{
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}
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req_id(Json json_id) : type(value_t::null)
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{
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if (json_id.is_null())
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{
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type = value_t::null;
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}
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else if (json_id.is_number_integer())
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{
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int_id = json_id.get<int>();
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type = value_t::integer;
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}
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else if (json_id.is_string())
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{
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string_id = json_id.get<std::string>();
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type = value_t::string;
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}
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else
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throw std::invalid_argument("id must be integer, string or null");
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}
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Json toJson() const
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{
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if (type == value_t::string)
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return string_id;
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else if (type == value_t::integer)
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return int_id;
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else
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return nullptr;
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}
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friend std::ostream& operator<< (std::ostream &out, const req_id &id)
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{
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out << id.toJson();
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return out;
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}
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value_t type;
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std::string string_id;
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int int_id;
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};
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#endif
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