package com.dji.sample.component.mqtt.service.impl;

import com.dji.sample.component.mqtt.service.IMqttTopicService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.integration.mqtt.inbound.MqttPahoMessageDrivenChannelAdapter;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;

/**
 *
 * @author sean.zhou
 * @date 2021/11/10
 * @version 0.1
 */
@Component
@Slf4j
public class MqttTopicServiceImpl implements IMqttTopicService {

    @Resource
    private MqttPahoMessageDrivenChannelAdapter adapter;

    @Override
    public void subscribe(String topic) {
        log.debug("subscribe topic: {}", topic);
        adapter.addTopic(topic);
    }

    @Override
    public void subscribe(String topic, int qos) {
        log.debug("subscribe topic: {}", topic);
        adapter.addTopic(topic, qos);
    }

    @Override
    public void unsubscribe(String topic) {
        log.debug("unsubscribe topic: {}", topic);
        adapter.removeTopic(topic);
    }

    public String[] getSubscribedTopic() {
        return adapter.getTopic();
    }
}