Reader.h

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/*
 * This file is part of ArmarX.
 *
 * ArmarX is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * ArmarX 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 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/>.
 *
 * @author     Fabian Reister ( fabian dot reister at kit dot edu )
 * @date       2021
 * @copyright  http://www.gnu.org/licenses/gpl-2.0.txt
 *             GNU General Public License
 */
 
#pragma once
 
#include <mutex>
 
#include <RobotAPI/libraries/armem/client/query/Builder.h>
#include <RobotAPI/libraries/armem/client/util/SimpleReaderBase.h>
#include <RobotAPI/libraries/armem/core/Time.h>
 
#include <armarx/navigation/human/types.h>
#include <armarx/navigation/algorithms/Costmap.h>
 
namespace armarx::navigation::memory::client::human
{
 
    class Reader : virtual public armarx::armem::client::util::SimpleReaderBase
    {
    public:
        using armarx::armem::client::util::SimpleReaderBase::SimpleReaderBase;
        ~Reader() override;
 
        struct Query
        {
            std::string providerName;
            armem::Time timestamp;
            Duration maxAge;
        };
 
        struct HumanResult
        {
            armarx::navigation::human::Humans humans;
 
            enum Status
            {
                Success,
                NoData,
                Error
            } status;
 
            std::string errorMessage = "";
 
            operator bool() const noexcept
            {
                return status == Status::Success;
            }
        };
 
        struct HumanGroupResult
        {
            armarx::navigation::human::HumanGroups groups;
 
            enum Status
            {
                Success,
                NoData,
                Error
            } status;
 
            std::string errorMessage = "";
 
            operator bool() const noexcept
            {
                return status == Status::Success;
            }
        };
 
        HumanResult queryHumans(const Query& query) const;
        HumanGroupResult queryHumanGroups(const Query& query) const;
 
    protected:
        ::armarx::armem::client::query::Builder buildHumansQuery(const Query& query) const;
        ::armarx::armem::client::query::Builder buildHumanGroupsQuery(const Query& query) const;
 
        std::string propertyPrefix() const override;
        Properties defaultProperties() const override;
    };
 
} // namespace armarx::navigation::memory::client::human