/*
 * Copyright (C) 2016 Canonical, Ltd.
 *
 * This program 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; 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 Lesser General Public License for more details.
 *
 * 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/>.
 *
 * Authored by: Thomas Voß <thomas.voss@canonical.com>
 *
 */

#include <biometry/util/dispatcher.h>

namespace
{
struct AsioStrandDispatcher : public biometry::util::Dispatcher
{
public:
    AsioStrandDispatcher(const std::shared_ptr<biometry::Runtime>& rt)
        : rt{rt},
          strand{rt->service()}
    {
    }

    void dispatch(const Task &task) override
    {
        strand.post(task);
    }

private:
    std::shared_ptr<biometry::Runtime> rt;
    boost::asio::io_service::strand strand;
};
}

std::shared_ptr<biometry::util::Dispatcher> biometry::util::create_dispatcher_for_runtime(const std::shared_ptr<biometry::Runtime>& rt)
{
    return std::make_shared<AsioStrandDispatcher>(rt);
}
