canrefreshserver.cpp

//------------------------------------------------------------------------------
// canrefreshserver.cpp
//------------------------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301  USA
//
//------------------------------------------------------------------------------
// Copyright (C) 2014 "Zalewa" <zalewapl@gmail.com>
//------------------------------------------------------------------------------
#include "canrefreshserver.h"

#include "plugins/engineplugin.h"
#include "serverapi/server.h"

DClass<CanRefreshServer>
{
public:
        const Server *server;

        const EnginePlugin *plugin() const
        {
                return server->plugin();
        }

        const EnginePlugin::Data *pluginData() const
        {
                return plugin()->data();
        }

        qint64 msSinceLastRefresh() const
        {
                return server->timeMsSinceLastRefresh();
        }

        qint64 secsSinceLastRefresh() const
        {
                return msSinceLastRefresh() / 1000;
        }

        bool wasAlreadyRefreshed() const
        {
                return msSinceLastRefresh() >= 0;
        }
};

DPointered(CanRefreshServer)

CanRefreshServer::CanRefreshServer(const Server *server)
{
        d->server = server;
}

CanRefreshServer::~CanRefreshServer()
{
}

bool CanRefreshServer::hasEnoughTimeSinceLastRefreshPassed() const
{
        if (!d->wasAlreadyRefreshed())
        {
                return true;
        }

        if (d->server->lastResponse() == Server::RESPONSE_TIMEOUT)
        {
                return d->secsSinceLastRefresh() >= 1;
        }
        else
        {
                return d->secsSinceLastRefresh() >= d->pluginData()->refreshThreshold;
        }
}

bool CanRefreshServer::shouldRefresh() const
{
        return hasEnoughTimeSinceLastRefreshPassed();
}