package com.dy.common.mw.protocol.p206V2.parse;
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import com.alibaba.fastjson2.JSON;
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import com.alibaba.fastjson2.JSONObject;
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import com.dy.common.mw.protocol.*;
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import com.dy.common.mw.protocol.p206V2.CodeV2;
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import com.dy.common.mw.protocol.p206V2.CommonV2;
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import com.dy.common.mw.protocol.p206V2.ParseParamsForDownV2;
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import com.dy.common.mw.protocol.p206V2.ProtocolConstantV206V2;
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import com.dy.common.mw.protocol.p206V2.downVos.Com21Vo;
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import com.dy.common.mw.protocol.p206V2.parse.global.GlCreate;
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import com.dy.common.util.ByteUtil;
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import com.dy.common.util.ByteUtilUnsigned;
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/**
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* @Author liurunyu
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* @Date 2023/12/25 11:37
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* @LastEditTime 2023/12/25 11:37
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* @Description
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*/
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@AnnotationCodeDown(ifAny={
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CodeV2.cd_21
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})
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public class Cd_21_Down implements CodeParse {
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@Override
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public MidResult[] parse(Boolean isLowPower, CodeParseParams params, CodeParseCallback callback) throws Exception {
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ParseParamsForDownV2 para = (ParseParamsForDownV2) params ;
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byte[] bs = this.doParse(para) ;
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MidResultToRtu midRs = new MidResultToRtu() ;
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midRs.rtuResultSendWebUrl = para.rtuResultSendWebUrl ;//rtu返回命令结果 发向目的地web URL
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midRs.protocolName = para.protocolName ;//协议名称
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midRs.protocolVersion = para.protocolVersion ;//协议版本号
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midRs.rtuAddr = para.rtuAddr ;//Rtu地址
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midRs.commandId = para.commandId ;//命令ID，发起命令的客户端(web端)生成，以匹配命令结果
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midRs.downCode = para.commandCode ;//下行命令功能码;
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midRs.downCodeName = CodeV2.getCodeName(para.commandCode) ;//下行命令功能码名称;
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midRs.downBuffer = bs ;//下行命令数据
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midRs.downBufHex = ByteUtil.bytes2Hex(bs, true) ;//下行命令数据十六进制形式
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midRs.hasResponse = true ;//是否有应答
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midRs.maxSendTimes = null ;//命令最大发送次数(当收不到应答时，将重发)，如果不设置，命令缓存器进行补充设置
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midRs.isCachForOffLine = false ;//RTU不在线，命令是否缓存，低功耗时为true
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if(isLowPower != null && isLowPower.booleanValue()){
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//低功耗时，尽快发送
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midRs.isQuickSend = true ;
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}
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return new MidResult[]{midRs} ;
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}
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/**
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* 构造下行数据
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* @param para 参数
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* @return 字节数组
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* @throws Exception 异常
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*/
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public byte[] doParse(ParseParamsForDownV2 para) throws Exception {
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if(para.param == null) {
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throw new Exception("命令参数为null") ;
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}else{
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JSONObject obj = (JSONObject) para.param;
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String json = obj.toJSONString();
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Com21Vo cvo = JSON.parseObject(json, Com21Vo.class);
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if(cvo == null){
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throw new Exception("json转Com21Vo为null") ;
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}
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if(cvo.ip == null || cvo.ip.equals("")){
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throw new Exception("IP不能为空") ;
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}
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if(cvo.ip.length() > 15){
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throw new Exception("IP最大长度是15个字符") ;
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}
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if(cvo.port < 0 || cvo.port > 65535){
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throw new Exception("端口号必须是0~65535范围内的整数") ;
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}
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CommonV2 commonV_1 = new CommonV2() ;
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byte[] bytes ;
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byte[] bsHead = new byte[ProtocolConstantV206V2.lenHead2Code] ;
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byte index = GlCreate.createHead(para.protocolVersion, bsHead);
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index++ ;
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bsHead[index] = commonV_1.createCtrl((byte)0, (byte)0) ;
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index++ ;
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GlCreate.createRtuAddr4P206(para.rtuAddr, bsHead, index);
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index += 5 ;
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ByteUtil.hex2Bytes(para.commandCode, bsHead, index) ;
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index = 0 ;
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byte[] bs = new byte[13] ;
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String[] ipPorts = cvo.ip.split(".") ;
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ByteUtilUnsigned.short2Bytes_LE(bs, (byte) Integer.parseInt(ipPorts[0]), index++);
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ByteUtilUnsigned.short2Bytes_LE(bs, (byte) Integer.parseInt(ipPorts[1]), index++);
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ByteUtilUnsigned.short2Bytes_LE(bs, (byte) Integer.parseInt(ipPorts[2]), index++);
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ByteUtilUnsigned.short2Bytes_LE(bs, (byte) Integer.parseInt(ipPorts[3]), index++);
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ByteUtilUnsigned.short2Bytes_LE(bs, cvo.port, index);
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index += 2 ;
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GlCreate.createPw(bs, index);
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index += 2 ;
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GlCreate.createTp(bs, index);
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bytes = ByteUtil.bytesMerge(bsHead, bs) ;
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GlCreate.createLen(bytes);//长度放字节数组中
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byte[] bsTail = GlCreate.createCrcTail4P206(bytes) ;//CRC和尾叠加字节数组中
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bytes = ByteUtil.bytesMerge(bytes, bsTail) ;
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return bytes ;
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}
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}
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}
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