package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message;

import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
import gov.nist.javax.sip.message.SIPRequest;
import org.dom4j.Element;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.sip.InvalidArgumentException;
import javax.sip.RequestEvent;
import javax.sip.SipException;
import javax.sip.message.Response;
import java.text.ParseException;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import static com.genersoft.iot.vmp.gb28181.utils.XmlUtil.getText;

public abstract class MessageHandlerAbstract extends SIPRequestProcessorParent implements IMessageHandler{

    private Logger logger = LoggerFactory.getLogger(MessageHandlerAbstract.class);

    public Map<String, IMessageHandler> messageHandlerMap = new ConcurrentHashMap<>();

    public void addHandler(String cmdType, IMessageHandler messageHandler) {
        messageHandlerMap.put(cmdType, messageHandler);
    }

    @Override
    public void handForDevice(RequestEvent evt, Device device, Element element) {
        String cmd = getText(element, "CmdType");
        if (cmd == null) {
            try {
                responseAck((SIPRequest) evt.getRequest(), Response.OK);
            } catch (SipException | InvalidArgumentException | ParseException e) {
                logger.error("[命令发送失败] 回复200 OK: {}", e.getMessage());
            }
            return;
        }
        IMessageHandler messageHandler = messageHandlerMap.get(cmd);
        if (messageHandler != null) {
            messageHandler.handForDevice(evt, device, element);
        }
    }

    @Override
    public void handForPlatform(RequestEvent evt, ParentPlatform parentPlatform, Element element) {
        String cmd = getText(element, "CmdType");
        IMessageHandler messageHandler = messageHandlerMap.get(cmd);
        if (messageHandler != null) {
            messageHandler.handForPlatform(evt, parentPlatform, element);
        }
    }
}