package org.yzh.protocol.commons.transform.attribute;
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import io.github.yezhihao.protostar.Schema;
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import io.github.yezhihao.protostar.util.ByteBufUtils;
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import io.netty.buffer.ByteBuf;
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import org.yzh.commons.util.Byte2NumberUtils;
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import java.util.Arrays;
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/**
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* 胎压 0x05
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* length 30
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*/
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public class Battery {
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public static final Integer key = 0Xe3;
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public static final Schema<Battery> SCHEMA = new TirePressureSchema();
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private byte[] value;
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private Integer capacity;//电池电量
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private Float voltage;//电池电压
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private Float chargeVoltage;//充电电压
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public Integer getCapacity() {
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return capacity;
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}
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public void setCapacity(Integer capacity) {
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this.capacity = capacity;
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}
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public Float getVoltage() {
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return voltage;
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}
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public void setVoltage(Float voltage) {
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this.voltage = voltage;
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}
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public Float getChargeVoltage() {
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return chargeVoltage;
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}
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public void setChargeVoltage(Float chargeVoltage) {
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this.chargeVoltage = chargeVoltage;
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}
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public Battery() {
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}
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/**
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* byte[] data={0x01,0x02,0x03,0x04,0x05,0x06}
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* 电池电量是 0x0102，
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* 电池电压是0x0304，
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* 充电电压是 0x0506,
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* 电压单位是0.001v，
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* 上传 1000表示 1v。
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* @param value
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*/
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public Battery(byte[] value) {
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this.value = value;
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if(value!=null && value.length>2){
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this.setCapacity(Byte2NumberUtils.bytesToInteger(new byte[]{value[0],value[1]}));
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}
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if(value!=null && value.length>4){
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try {
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this.setVoltage((float) (Byte2NumberUtils.bytesToInteger(new byte[]{value[2],value[3]}) * 0.001));
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}catch (Exception e){
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}
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}
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if(value!=null && value.length>6){
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try {
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this.setChargeVoltage((float) (Byte2NumberUtils.bytesToInteger(new byte[]{value[4],value[4]}) * 0.001));
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}catch (Exception e){
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}
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}
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}
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public byte[] getValue() {
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return value;
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}
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public void setValue(byte[] value) {
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this.value = value;
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}
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@Override
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public String toString() {
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final StringBuilder sb = new StringBuilder(32);
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sb.append("Battery{value=").append(Arrays.toString(value));
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sb.append('}');
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return sb.toString();
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}
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private static class TirePressureSchema implements Schema<Battery> {
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private TirePressureSchema() {
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}
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@Override
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public Battery readFrom(ByteBuf input) {
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int len = input.readableBytes();
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if (len > 30)
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len = 30;
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byte[] value = new byte[len];
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input.readBytes(value);
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return new Battery(value);
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}
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@Override
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public void writeTo(ByteBuf output, Battery message) {
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ByteBufUtils.writeFixedLength(output, 30, message.value);
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}
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}
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}
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