oeeDownCountTime.js
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import moment from 'moment';
import React, { Component } from 'react';
// import { Form, Layout } from 'antd';
import '../../index.less';
import * as commonUtils from '../../utils/utils';
// eslint-disable-next-line no-unused-vars
let countDown = null;
class OeeDownCountTime extends Component {
constructor(props) {
super(props);
this.state = {
oldDate: null,
totalSeacond: 0,
};
}
componentWillMount() {
this.mounted = true;
}
componentWillReceiveProps(nextProps) {
const {
masterData: masterDataOld, bResetTimer,
} = nextProps;
// const { oldDate } = this.state;
/* bResetTimer 秒表回置 */
if (commonUtils.isNotEmptyObject(masterDataOld) && (bResetTimer === undefined || bResetTimer)) {
this.countDownTime();
const oldDate = masterDataOld.tCreateDate;
this.setState({ oldDate });
}
}
componentWillUnmount() {
this.mounted = false;
}
countDownTime = () => {
countDown = setInterval(() => {
const { oldDate } = this.state;
const m1 = moment(new Date());
const m2 = moment(oldDate);
const totalSeacond = m1.diff(m2, 'second');
if (this.mounted) {
this.setState({ totalSeacond });
}
}, 1000);
}
timeChange = (time) => {
let hh;
let mm;
let ss;
// 传入的时间为空或小于0
if (time === null || time < 0) {
return;
}
// 得到小时
// eslint-disable-next-line radix
hh = parseInt(time / 3600);
// eslint-disable-next-line radix,no-mixed-operators
time -= hh * 3600;
// eslint-disable-next-line radix
if (parseInt(hh) < 10) {
hh = `0${hh}`;
}
// 得到分
// eslint-disable-next-line radix
mm = parseInt(time / 60);
// 得到秒
// eslint-disable-next-line radix,no-mixed-operators
ss = time - mm * 60;
// eslint-disable-next-line radix
if (parseInt(mm) < 10) {
mm = `0${mm}`;
}
if (ss < 10) {
ss = `0${ss}`;
}
return `${hh}:${mm}:${ss}`;
}
render() {
const { totalSeacond } = this.state;
return (
<div>
{this.timeChange(totalSeacond)}
</div>
);
}
}
export default OeeDownCountTime;