package com.sandu.ximon.admin.manager.iot.frame.inner.request;

import com.sandu.ximon.admin.manager.iot.frame.inner.IRequestInnerFrame;
import com.sandu.ximon.admin.manager.iot.rrpc.enums.C3ChargingEnum;
import com.sandu.ximon.admin.manager.iot.rrpc.enums.MQTTConnectTypeEnum;
import com.sandu.ximon.admin.manager.iot.rrpc.util.CRC32Utils;

/**
 * @author ZZQ
 * @date 2022/4/1 10:37
 */
public class C3QrCodeReqInnerFrame implements IRequestInnerFrame {
    private final String payload;

    public C3QrCodeReqInnerFrame(String c3Mac, String qrCodeData) {
        payload = c3Mac + qrCodeData;

    }

    @Override
    public String getEncodeFrame() {
        String functionCode = C3ChargingEnum.QR_CODE_REQUEST.getCode();
        //长度可变，不定长
        String payloadLength = payload.length() + "";
        String frame = functionCode + payloadLength + payload;
        return MQTTConnectTypeEnum.SYNCHRONIZATION.getCode() + frame.toUpperCase() + CRC32Utils.getCRC32(frame.toUpperCase());
    }
}