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/*
* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
*
* 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; either version 3 of the License, or (at your
* option) any later version.
*
* 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 General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CONFIG_H
#define CONFIG_H
#include <stdexcept>
#include <string_view>
#include <vector>
class ConfigMgr
{
ConfigMgr() = default;
ConfigMgr(ConfigMgr const&) = delete;
ConfigMgr& operator=(ConfigMgr const&) = delete;
~ConfigMgr() = default;
public:
bool LoadAppConfigs(bool isReload = false);
bool LoadModulesConfigs(bool isReload = false, bool isNeedPrintInfo = true);
void Configure(std::string const& initFileName, std::vector<std::string> args, std::string_view modulesConfigList = {});
static ConfigMgr* instance();
bool Reload();
/// Overrides configuration with environment variables and returns overridden keys
std::vector<std::string> OverrideWithEnvVariablesIfAny();
std::string const GetFilename();
std::string const GetConfigPath();
[[nodiscard]] std::vector<std::string> const& GetArguments() const;
std::vector<std::string> GetKeysByString(std::string const& name);
template<class T>
T GetOption(std::string const& name, T const& def, bool showLogs = true) const;
bool isDryRun() { return dryRun; }
void setDryRun(bool mode) { dryRun = mode; }
private:
/// Method used only for loading main configuration files (authserver.conf and worldserver.conf)
bool LoadInitial(std::string const& file, bool isReload = false);
bool LoadAdditionalFile(std::string file, bool isOptional = false, bool isReload = false);
template<class T>
T GetValueDefault(std::string const& name, T const& def, bool showLogs = true) const;
bool dryRun = false;
std::vector<std::string /*config variant*/> _moduleConfigFiles;
};
class ConfigException : public std::length_error
{
public:
explicit ConfigException(std::string const& message) : std::length_error(message) { }
};
#define sConfigMgr ConfigMgr::instance()
#endif
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