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import React, { Component } from 'react'; |
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import { Line } from 'react-chartjs-2'; |
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import range from 'lodash/range'; |
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import { Card, CardHeader, CardBody, ListGroup, ListGroupItem } from 'reactstrap'; |
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import { rgbaColor } from '../../../helpers/utils'; |
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import { withTranslation } from 'react-i18next'; |
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const energyTrendLog = [ |
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11183, |
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12116, |
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13176, |
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14172, |
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15166, |
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16161, |
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17164, |
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18159, |
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19172, |
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20173, |
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21184, |
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22163, |
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23099, |
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24173, |
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25183, |
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26167, |
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27160, |
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28183, |
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29163, |
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30176, |
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31172, |
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32166, |
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33173, |
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34188, |
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35175 |
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]; |
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const dividerBorder = '1px solid rgba(255, 255, 255, 0.15)'; |
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const listItemBorderColor = 'rgba(255, 255, 255, 0.05)'; |
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const chartOptions = { |
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legend: { display: false }, |
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scales: { |
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yAxes: [ |
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{ |
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display: true, |
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stacked: false |
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} |
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], |
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xAxes: [ |
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{ |
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stacked: false, |
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ticks: { display: false }, |
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categoryPercentage: 1.0, |
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gridLines: { |
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color: rgbaColor('#fff', 0.1), |
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display: true |
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} |
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} |
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] |
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} |
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}; |
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class RealtimeChart extends Component { |
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refreshInterval; |
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refreshTimeout; |
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state = { |
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energyTrendLog, |
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currentEnergyValue: energyTrendLog[energyTrendLog.length - 1], |
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chartData: { |
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labels: range(1, 26), |
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datasets: [ |
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{ |
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label: 'Users', |
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backgroundColor: rgbaColor('#fff', 0.3), |
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//data: [] |
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} |
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] |
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}, |
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pointList: [{'id': 1231, 'name': '电流a (A)', 'value': 18.098}, |
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{'id': 1232, 'name': '电流b (A)', 'value': 15.001}, |
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{'id': 1233, 'name': '电流c (A)', 'value': 16.257}, |
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{'id': 1234, 'name': '有功瞬时功率 a (kW)', 'value': 25.98}, |
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{'id': 1235, 'name': '有功瞬时功率 b (kW)', 'value': 21.76}, |
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{'id': 1236, 'name': '有功瞬时功率 c (kW)', 'value': 29.12}, |
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], |
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}; |
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componentWillUnmount() { |
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clearInterval(this.refreshInterval); |
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clearTimeout(this.refreshTimeout); |
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} |
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componentDidMount() { |
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this.refreshInterval = setInterval(() => { |
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const currentEnergyValue = this.state.currentEnergyValue + Math.floor(Math.random() * (120 - 60) + 60); |
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const energyTrendLog = [...this.state.energyTrendLog]; |
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energyTrendLog.shift(); |
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this.setState({ energyTrendLog }, () => { |
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this.refreshTimeout = setTimeout(() => { |
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const energyTrendLog = [...this.state.energyTrendLog]; |
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energyTrendLog.push(currentEnergyValue); |
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this.setState({ energyTrendLog, currentEnergyValue }); |
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}, 500); |
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}); |
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}, 1 * 1000); |
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} |
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render() { |
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const { t } = this.props; |
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const chartData = { |
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...this.state.chartData, |
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datasets: [ |
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{ |
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...this.state.chartData.datasets[0], |
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data: this.state.energyTrendLog |
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} |
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] |
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}; |
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return ( |
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<Card className="h-100 bg-gradient"> |
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<CardHeader className="bg-transparent"> |
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<h5 className="text-white">{this.props.title}</h5> |
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<div className="real-time-user display-1 font-weight-normal text-white">{this.state.currentEnergyValue}</div> |
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</CardHeader> |
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<CardBody className="text-white fs--1"> |
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<p className="pb-2" style={{ borderBottom: dividerBorder }}> |
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{t('Realtime Value of Energy Value Point UNIT', {'UNIT': 'kWh'})} |
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</p> |
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<Line data={chartData} options={chartOptions} width={10} height={4} /> |
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<ListGroup flush className="mt-4"> |
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<ListGroupItem |
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className="bg-transparent d-flex justify-content-between px-0 py-1 font-weight-semi-bold border-top-0" |
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style={{ borderColor: listItemBorderColor }} |
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> |
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<p className="mb-0">{t('Related Parameters')}</p> |
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<p className="mb-0">{t('Realtime Value')}</p> |
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</ListGroupItem> |
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{this.state.pointList.map(pointItem => ( |
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<ListGroupItem key={pointItem['id']} |
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className="bg-transparent d-flex justify-content-between px-0 py-1" |
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style={{ borderColor: listItemBorderColor }} |
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> |
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<p className="mb-0">{pointItem['name']}</p> |
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<p className="mb-0">{pointItem['value']}</p> |
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</ListGroupItem> |
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))} |
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</ListGroup> |
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150
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</CardBody> |
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</Card> |
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); |
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} |
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} |
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156
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export default withTranslation()(RealtimeChart); |
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157
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myems /
myems-web
