AutoConnectControl.h

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/*
 * SNode.C - A Slim Toolkit for Network Communication
 * Copyright (C) Volker Christian <me@vchrist.at>
 *               2020, 2021, 2022, 2023, 2024, 2025, 2026
 *
 * This program is free software: you can redistribute it and/or modify
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 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
/*
 * MIT License
 *
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#ifndef CORE_SOCKET_STREAM_AUTOCONNECTCONTROL_H
#define CORE_SOCKET_STREAM_AUTOCONNECTCONTROL_H
 
namespace core {
    namespace timer {
        class Timer;
    }
 
    namespace eventreceiver {
        class AcceptEventReceiver;
        class ConnectEventReceiver;
    } // namespace eventreceiver
 
    namespace socket::stream {
        class SocketContextFactory;
    }
} // namespace core
 
#ifndef DOXYGEN_SHOULD_SKIP_THIS
 
#include <functional>
#include <memory>
#include <type_traits>
 
#endif /* DOXYGEN_SHOULD_SKIP_THIS */
 
namespace core::socket::stream {
 
    class AutoConnectControl : public std::enable_shared_from_this<AutoConnectControl> {
    public:
        AutoConnectControl();
 
        AutoConnectControl(const AutoConnectControl&) = delete;
        AutoConnectControl& operator=(const AutoConnectControl&) = delete;
 
        AutoConnectControl(AutoConnectControl&&) = delete;
        AutoConnectControl& operator=(AutoConnectControl&&) = delete;
 
        ~AutoConnectControl();
 
        void stopRetry();
        void stopReconnect();
        void stopReconnectAndRetry();
 
        bool isRetryEnabled() const;
        bool isReconnectEnabled() const;
 
    private:
        void armRetryTimer(double timeoutSeconds, const std::function<void()>& dispatcher);
        void armReconnectTimer(double timeoutSeconds, const std::function<void()>& dispatcher);
 
        void cancelRetryTimer();
        void cancelReconnectTimer();
 
        bool retryEnabled{true};
        bool reconnectEnabled{true};
 
        bool cancelRetryScheduled{false};
        bool cancelReconnectScheduled{false};
 
        std::unique_ptr<core::timer::Timer> retryTimer;
        std::unique_ptr<core::timer::Timer> reconnectTimer;
 
        template <typename SocketConnectorT, typename SocketContextFactoryT, typename... Args>
            requires std::is_base_of_v<core::eventreceiver::ConnectEventReceiver, SocketConnectorT> &&
                     std::is_base_of_v<core::socket::stream::SocketContextFactory, SocketContextFactoryT>
        friend class SocketClient;
 
        template <typename SocketAcceptorT, typename SocketContextFactoryT, typename... Args>
            requires std::is_base_of_v<core::eventreceiver::AcceptEventReceiver, SocketAcceptorT> &&
                     std::is_base_of_v<core::socket::stream::SocketContextFactory, SocketContextFactoryT>
        friend class SocketServer;
    };
 
} // namespace core::socket::stream
 
#endif // CORE_SOCKET_STREAM_AUTOCONNECTCONTROL_H