126 lines
3.1 KiB
JavaScript
126 lines
3.1 KiB
JavaScript
'use strict'
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/*
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Open Rowing Monitor, https://github.com/laberning/openrowingmonitor
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Component that renders a metric of the dashboard
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*/
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import { AppElement, html, css } from './AppElement.js'
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import { customElement, property, state } from 'lit/decorators.js'
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import ChartDataLabels from 'chartjs-plugin-datalabels'
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import { Chart, Filler, Legend, LinearScale, LineController, LineElement, PointElement } from 'chart.js/auto'
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@customElement('dashboard-force-curve')
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export class DashboardForceCurve extends AppElement {
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static styles = css`
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canvas {
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margin-top: 24px;
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}
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`
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constructor () {
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super()
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Chart.register(ChartDataLabels, Legend, Filler, LinearScale, LineController, PointElement, LineElement)
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}
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@property({ type: Object })
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value = []
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@state()
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_chart
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firstUpdated () {
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const ctx = this.renderRoot.querySelector('#chart').getContext('2d')
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this._chart = new Chart(
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ctx,
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{
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type: 'line',
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data: {
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datasets: [
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{
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fill: true,
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data: this.value?.map((data, index) => ({ y: data, x: index })),
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pointRadius: 1,
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borderColor: 'rgb(255,255,255)',
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backgroundColor: 'rgb(220,220,220)'
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}
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]
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},
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options: {
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responsive: true,
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maintainAspectRatio: false,
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plugins: {
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datalabels: {
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anchor: 'center',
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align: 'top',
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formatter: (value) => `Peak: ${Math.round(value.y)}`,
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display: (ctx) => Math.max(
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...ctx.dataset.data.map((point) => point.y)
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) === ctx.dataset.data[ctx.dataIndex].y,
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font: {
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size: 16
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},
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color: 'rgb(255,255,255)'
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},
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legend: {
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title: {
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display: true,
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text: 'Force Curve',
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color: 'rgb(255,255,255)',
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font: {
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size: 32
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},
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padding: {
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}
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},
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labels: {
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boxWidth: 0,
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font: {
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size: 0
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}
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}
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}
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},
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scales: {
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x: {
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type: 'linear',
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display: false
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},
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y: {
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ticks: {
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color: 'rgb(255,255,255)'
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}
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}
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},
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animations: {
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tension: {
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duration: 200,
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easing: 'easeInQuad'
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},
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y: {
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duration: 200,
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easing: 'easeInQuad'
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},
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x: {
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duration: 200,
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easing: 'easeInQuad'
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}
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}
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}
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}
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)
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}
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render () {
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if (this._chart?.data) {
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this._chart.data.datasets[0].data = this.value?.map((data, index) => ({ y: data, x: index }))
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this.forceCurve = this.value
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this._chart.update()
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}
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return html`
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<canvas id="chart"></canvas>
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`
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}
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}
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