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FediPotato/lib/include/config.hpp

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/* This file is part of FediPotato.
* Copyright © 2020 tastytea <tastytea@tastytea.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, version 3.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef FEDIPOTATO_CONFIG_HPP
#define FEDIPOTATO_CONFIG_HPP
#include <nlohmann/json.hpp>
#if __has_include(<filesystem>)
# include <filesystem>
#else
# include <experimental/filesystem>
#endif
#include <string>
#include <string_view>
namespace FediPotato
{
using json = nlohmann::json;
namespace fs = std::filesystem;
using std::string;
using std::string_view;
/*!
* @brief Read and write the configuration.
*
* @since 0.1.0
*
* @headerfile config.hpp FediPotato/config.hpp
*/
class Config
{
public:
/*!
* @brief Construct a Config object.
*
* @param application_name The name of your application.
* @param filename The filename to open.
*
* @since 0.1.0
*/
explicit Config(string_view application_name, string_view filename);
//! Copy constructor
Config(const Config &other) = default;
//! Move constructor
Config(Config &&other) noexcept = default;
//! Destructor
virtual ~Config() noexcept = default;
//! Copy assignment operator
Config& operator=(const Config &other) = delete;
//! Move assignment operator
Config& operator=(Config &&other) noexcept = delete;
public:
/*!
* @brief Read and parse the configuration file.
*
* @since 0.1.0
*/
void read();
/*!
* @brief Set a configuration setting.
*
* @param key The key of the setting.
* @param value The value of the setting.
*
* @since 0.1.0
*/
void set(string_view key, string_view value);
private:
const string _filename;
const fs::path _filepath;
json _configfile;
};
} // namespace FediPotato
#endif // FEDIPOTATO_CONFIG_HPP