package com.dy.rtuMw3rd.tcp4Bjnl;
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import com.alibaba.fastjson2.JSON;
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import com.dy.common.springUtil.SpringContextUtil;
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import com.dy.rtuMw3rd.tcp4Bjnl.deal.BjnlDealer;
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import com.dy.rtuMw3rd.tcp4Bjnl.protocol.BjnlProtocol;
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import com.dy.rtuMw3rd.tcp4Bjnl.protocol.Result;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.mina.core.buffer.IoBuffer;
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import org.apache.mina.core.session.IoSession;
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import org.apache.mina.filter.codec.CumulativeProtocolDecoder;
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import org.apache.mina.filter.codec.ProtocolDecoderOutput;
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import java.io.IOException;
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/**
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* @Author: liurunyu
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* @Date: 2025/03/18 14:20
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* @Description
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*/
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@Slf4j
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public class NetDataDecoder extends CumulativeProtocolDecoder {
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/**
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* 对网络传输来的数据进行解码
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*/
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protected boolean doDecode(IoSession session, IoBuffer in, ProtocolDecoderOutput out) throws IOException, Exception{
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int remain = in.remaining() ;
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if(remain > 0){
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byte[] bs = new byte[remain];
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in.get(bs) ;
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in.position(0) ;
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String s = new String(bs, "UTF-8") ;
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if(s != null && s.length() > 0){
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s = s.trim() ;
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}
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this.receive(s);
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}
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return true;
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}
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private void receive(String json){
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log.info("北京农林--收到数据：" + json);
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try{
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if(JSON.isValid(json)){
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Result res = JSON.parseObject(json, Result.class) ;
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if(res.status != null && res.status.code != null && res.status.code.equals(BjnlProtocol.SuccessCode)){
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if(res.status.type != null){
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if(res.status.type.equals(BjnlProtocol.ResultTypeAuth)){
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forLogin(res) ;
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}else if(res.status.type.equals(BjnlProtocol.ResultTypeData)){
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forData(res) ;
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}else if(res.status.type.equals(BjnlProtocol.ResultTypeControl)){
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forControl(res) ;
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}else{
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log.error("北京农林--服务端返回数据其类型不可识别：" + res.status.type);
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}
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}
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}else{
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//可能推送的数据中不包含status子数据
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if(res.data != null && res.data.length() > 0){
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forData(res) ;
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}else{
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log.error("北京农林--服务端返回失败信息：" + json);
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}
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}
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}else{
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log.error("北京农林--服务端返回数据非有效JSON数据，\n数据为" + json);
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}
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}catch (Exception e){
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log.error("北京农林--服务端返回数据转JSON异常，\n数据为" + json ,e);
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}
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}
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private void forLogin(Result res){
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Worker.getInstance().setLogined();
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BjnlDealer d = SpringContextUtil.getBean(BjnlDealer.class) ;
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d.logined(res);
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}
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private void forData(Result res){
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BjnlDealer d = SpringContextUtil.getBean(BjnlDealer.class) ;
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d.receiveData(res);
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}
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private void forControl(Result res){
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BjnlDealer d = SpringContextUtil.getBean(BjnlDealer.class) ;
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d.controlRes(res);
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}
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}
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