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66 lines
1.3 KiB
JavaScript
66 lines
1.3 KiB
JavaScript
const buildArray = require('build-array');
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const Chart = require('chart.js');
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const ReactRedux = require('react-redux');
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const React = require('react');
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const {
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connect
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} = ReactRedux;
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const Component = React.createClass({
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ref: function(name) {
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this._refs = this._refs || {};
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return (el) => {
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this._refs[name] = el;
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};
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},
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fromData: function(data) {
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return (data || []).map((d) => {
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return d.cpu;
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});
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},
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componentDidMount: function() {
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const bars = this.fromData(this.props.data);
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this._chart = new Chart(this._refs.component, {
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type: 'bar',
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data: {
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labels: buildArray(bars.length).map((v, i) => ''),
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datasets: [{
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data: bars
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}]
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}
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});
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},
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componentWillReceiveProps: function(nextProps) {
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const bars = this.fromData(this.props.data);
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this._chart.data.labels = buildArray(bars.length).map((v, i) => '');
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this._chart.data.datasets[0].data = bars;
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this._chart.update(0);
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},
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render: function() {
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return (
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<canvas
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ref={this.ref('component')}
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width='400'
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height='400'
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/>
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);
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}
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});
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const mapStateToProps = ({
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data
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}) => {
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return {
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data
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};
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};
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module.exports = connect(
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mapStateToProps
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)(Component);
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