77 lines
1.9 KiB
JavaScript
77 lines
1.9 KiB
JavaScript
import Component from '@ember/component';
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import { computed } from '@ember/object';
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import d3TimeFormat from 'd3-time-format';
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import moment from 'moment';
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export default Component.extend({
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timerTicks: 0,
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startTimer: function() {
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this.set(
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'timer',
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setInterval(() => {
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const metricsHigh = this.metricsHigh;
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const prev = metricsHigh.length ? metricsHigh[metricsHigh.length - 1].value : 0.9;
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this.appendTSValue(
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metricsHigh,
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Math.min(Math.max(prev + Math.random() * 0.05 - 0.025, 0.5), 1)
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);
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const metricsLow = this.metricsLow;
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const prev2 = metricsLow.length ? metricsLow[metricsLow.length - 1].value : 0.1;
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this.appendTSValue(
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metricsLow,
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Math.min(Math.max(prev2 + Math.random() * 0.05 - 0.025, 0), 0.5)
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);
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}, 1000)
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);
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}.on('init'),
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appendTSValue(array, value, maxLength = 300) {
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array.addObject({
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timestamp: Date.now(),
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value,
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});
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if (array.length > maxLength) {
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array.splice(0, array.length - maxLength);
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}
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},
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willDestroy() {
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clearInterval(this.timer);
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},
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metricsHigh: computed(() => {
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return [];
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}),
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metricsLow: computed(() => {
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return [];
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}),
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staticMetrics: computed(() => {
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const ts = offset =>
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moment()
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.subtract(offset, 'm')
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.toDate();
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return [
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{ timestamp: ts(20), value: 0.5 },
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{ timestamp: ts(18), value: 0.5 },
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{ timestamp: ts(16), value: 0.4 },
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{ timestamp: ts(14), value: 0.3 },
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{ timestamp: ts(12), value: 0.9 },
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{ timestamp: ts(10), value: 0.3 },
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{ timestamp: ts(8), value: 0.3 },
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{ timestamp: ts(6), value: 0.4 },
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{ timestamp: ts(4), value: 0.5 },
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{ timestamp: ts(2), value: 0.6 },
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{ timestamp: ts(0), value: 0.6 },
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];
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}),
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secondsFormat() {
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return d3TimeFormat.timeFormat('%H:%M:%S');
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},
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});
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