package com.fastbee.mqtt.handler;
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import com.fastbee.mqtt.annotation.Process;
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import com.fastbee.mqtt.handler.adapter.MqttHandler;
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import com.fastbee.mqtt.manager.ClientManager;
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import com.fastbee.mqtt.manager.ResponseManager;
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import com.fastbee.mqtt.service.IMessageStore;
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import com.fastbee.base.session.Session;
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import com.fastbee.base.util.AttributeUtils;
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import com.fastbee.mqtt.utils.MqttMessageUtils;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.handler.codec.mqtt.MqttMessage;
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import io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader;
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import io.netty.handler.codec.mqtt.MqttMessageType;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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/**
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* 消息等级=Qos2 发布消息收到 交付第一步
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*
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* @author bill
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*/
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@Process(type = MqttMessageType.PUBREC)
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@Slf4j
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public class MqttPubRec implements MqttHandler {
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@Autowired
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private IMessageStore messageStore;
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@Override
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public void handler(ChannelHandlerContext ctx, MqttMessage message) {
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MqttMessageIdVariableHeader variableHeader = MqttMessageUtils.getIdVariableHeader(message);
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//clientId
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String clientId = AttributeUtils.getClientId(ctx.channel());
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Session session = AttributeUtils.getSession(ctx.channel());
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//获取packetId
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int messageId = variableHeader.messageId();
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/*释放消息*/
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messageStore.removePubMsg(messageId);
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messageStore.saveRelOutMsg(messageId);
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// 回复REL 进入第二阶段
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MqttMessage mqttMessage = MqttMessageUtils.buildPubRelMessage(message);
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ResponseManager.responseMessage(session, mqttMessage, true);
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/*更新平台ping*/
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ClientManager.updatePing(session.getClientId());
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}
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}
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