// Copyright 2016 Proyectos y Sistemas de Mantenimiento SL (eProsima).
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

/**
 * @file HelloWorldSubscriber.h
 *
 */

#ifndef HELLOWORLDSUBSCRIBER_H_
#define HELLOWORLDSUBSCRIBER_H_

#include <fastrtps/fastrtps_fwd.h>
#include <fastrtps/attributes/SubscriberAttributes.h>
#include <fastrtps/subscriber/SubscriberListener.h>
#include <fastrtps/subscriber/SampleInfo.h>
#include <fastrtps/participant/ParticipantListener.h>
#include <fastrtps/participant/Participant.h>
#include <fastrtps/types/DynamicData.h>
#include <fastrtps/types/DynamicPubSubType.h>

class HelloWorldSubscriber
{
public:

    HelloWorldSubscriber();

    virtual ~HelloWorldSubscriber();

    //!Initialize the subscriber
    bool init();

    //!RUN the subscriber
    void run();

    //!Run the subscriber until number samples have been received.
    void run(
            uint32_t number);

private:

    eprosima::fastrtps::Participant* mp_participant;

    eprosima::fastrtps::Subscriber* mp_subscriber;

public:

    class SubListener : public eprosima::fastrtps::SubscriberListener
    {
    public:

        SubListener()
            : n_matched(0)
            , n_samples(0)
        {
        }

        ~SubListener() override
        {
        }

        void onSubscriptionMatched(
                eprosima::fastrtps::Subscriber* sub,
                eprosima::fastrtps::rtps::MatchingInfo& info) override;

        void onNewDataMessage(
                eprosima::fastrtps::Subscriber* sub) override;

        // Dynamic Types
        eprosima::fastrtps::types::DynamicData* m_DynHello;

        eprosima::fastrtps::SampleInfo_t m_info;

        int n_matched;

        uint32_t n_samples;
    }
    m_listener;

    class PartListener : public eprosima::fastrtps::ParticipantListener
    {
        void onParticipantDiscovery(
                eprosima::fastrtps::Participant* p,
                eprosima::fastrtps::rtps::ParticipantDiscoveryInfo&& info) override;
    }
    m_part_list;

private:

    // Dynamic Types
    eprosima::fastrtps::types::DynamicPubSubType m_DynType;
};

#endif /* HELLOWORLDSUBSCRIBER_H_ */
