package com.dayu.rechargeqh.socketBean;

import com.dayu.rechargeqh.net.IMessage;
import com.dayu.rechargeqh.tools.HexUtil;
import com.dayu.rechargeqh.utils.CRC8;

import java.util.Arrays;

/**
 * Copyright (C), 2022,
 * Author: zuo
 * Date: 2022/2/9 10:42
 * Description:
 */
public abstract class BaseSocketBean implements IMessage {


    public abstract byte[] toByte();

    @Override
    public byte[] pack() {
        byte[] data = this.toByte();
        int baseDataLength = data.length + 5;
        byte[] baseData = new byte[baseDataLength];
        for (int i = 0; i < baseDataLength; i++) {
            if (i == 0) {
                baseData[i] = CRC8.hexStrToBinaryStr("68")[0];
            } else if (i == 1) {
                baseData[i] = HexUtil.hexToByte(Integer.toHexString(data.length));
            } else if (i == 2) {
                baseData[i] = CRC8.hexStrToBinaryStr("68")[0];
            } else if (i == baseDataLength - 2) {
                baseData[i] = CRC8.hexStrToBinaryStr(CRC8.getCRC8(Arrays.copyOfRange(baseData, 0, baseData.length - 2)))[0];
            } else if (i == baseDataLength - 1) {
                baseData[i] = CRC8.hexStrToBinaryStr("16")[0];
            } else {
                baseData[i] = data[i - 3];
            }
        }
//
//        StringBuffer stringBuffer = new StringBuffer();
//        stringBuffer.append("68");
//        stringBuffer.append(CRC8.hexStrToBinaryStr(data).length);
//        stringBuffer.append("68");
//        stringBuffer.append(data);
//        String crcData = stringBuffer.toString();
//        stringBuffer.append(CRC8.getCRC8(crcData));
//        stringBuffer.append("16");
//        byte[] body = stringBuffer.toString().getBytes();
        return baseData;
    }
}