tdlight/td/telegram/ConfigShared.h
2022-02-08 00:04:34 +03:00

61 lines
1.7 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/db/KeyValueSyncInterface.h"
#include "td/utils/common.h"
#include "td/utils/FlatHashMap.h"
#include "td/utils/Slice.h"
#include <memory>
namespace td {
class ConfigShared {
public:
class Callback {
public:
Callback() = default;
Callback(const Callback &) = delete;
Callback &operator=(const Callback &) = delete;
Callback(Callback &&) = delete;
Callback &operator=(Callback &&) = delete;
virtual ~Callback() = default;
virtual void on_option_updated(const string &name, const string &value) const = 0;
};
explicit ConfigShared(std::shared_ptr<KeyValueSyncInterface> config_pmc);
void set_callback(unique_ptr<Callback> callback);
void set_option_boolean(Slice name, bool value);
void set_option_empty(Slice name);
void set_option_integer(Slice name, int64 value);
void set_option_string(Slice name, Slice value);
bool have_option(Slice name) const;
string get_option(Slice name) const;
FlatHashMap<string, string> get_options() const;
bool get_option_boolean(Slice name, bool default_value = false) const;
int64 get_option_integer(Slice name, int64 default_value = 0) const;
string get_option_string(Slice name, string default_value = "") const;
private:
std::shared_ptr<KeyValueSyncInterface> config_pmc_;
unique_ptr<Callback> callback_;
bool set_option(Slice name, Slice value);
void on_option_updated(Slice name) const;
};
} // namespace td