58 lines
1.2 KiB
JavaScript
58 lines
1.2 KiB
JavaScript
import Component from "@ember/component";
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import loadScript from "discourse/lib/load-script";
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export default Component.extend({
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tagName: "canvas",
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type: "line",
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refreshChart() {
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const ctx = this.element.getContext("2d");
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const model = this.model;
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const rawData = this.get("model.data");
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var data = {
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labels: rawData.map(r => r.x),
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datasets: [
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{
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data: rawData.map(r => r.y),
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label: model.get("title"),
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backgroundColor: `rgba(200,220,240,${this.type === "bar" ? 1 : 0.3})`,
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borderColor: "#08C"
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}
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]
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};
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const config = {
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type: this.type,
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data: data,
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options: {
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responsive: true,
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tooltips: {
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callbacks: {
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title: context =>
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moment(context[0].xLabel, "YYYY-MM-DD").format("LL")
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}
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},
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scales: {
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yAxes: [
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{
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display: true,
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ticks: {
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stepSize: 1
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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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this._chart = new window.Chart(ctx, config);
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},
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didInsertElement() {
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loadScript("/javascripts/Chart.min.js").then(() =>
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this.refreshChart.apply(this)
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);
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}
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});
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