open-nomad/ui/app/components/stats-time-series.js

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import { computed } from '@ember/object';
import moment from 'moment';
import d3TimeFormat from 'd3-time-format';
import d3Format from 'd3-format';
import d3Scale from 'd3-scale';
import d3Array from 'd3-array';
import LineChart from 'nomad-ui/components/line-chart';
export default LineChart.extend({
xProp: 'timestamp',
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yProp: 'percent',
timeseries: true,
xFormat() {
return d3TimeFormat.timeFormat('%H:%M:%S');
},
yFormat() {
return d3Format.format('.1~%');
},
xScale: computed('data.[]', 'xProp', 'timeseries', 'yAxisOffset', function() {
const xProp = this.get('xProp');
const scale = this.get('timeseries') ? d3Scale.scaleTime() : d3Scale.scaleLinear();
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const data = this.get('data');
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const [low, high] = d3Array.extent(data, d => d[xProp]);
const minLow = moment(high)
.subtract(5, 'minutes')
.toDate();
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const extent = data.length ? [Math.min(low, minLow), high] : [minLow, new Date()];
scale.rangeRound([10, this.get('yAxisOffset')]).domain(extent);
return scale;
}),
yScale: computed('data.[]', 'yProp', 'xAxisOffset', function() {
return d3Scale
.scaleLinear()
.rangeRound([this.get('xAxisOffset'), 10])
.domain([0, 1]);
}),
});