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337 lines
11 KiB
337 lines
11 KiB
<template>
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<div>
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<div class="period-options">
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<button type="button" class="btn btn-light dropdown-toggle btn-period-toggle" data-bs-toggle="dropdown" aria-expanded="false">
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{{ chartPeriodOptions[chartPeriodHrs] }}
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</button>
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<ul class="dropdown-menu dropdown-menu-end">
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<li v-for="(item, key) in chartPeriodOptions" :key="key">
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<a class="dropdown-item" :class="{ active: chartPeriodHrs == key }" href="#" @click="chartPeriodHrs = key">{{ item }}</a>
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</li>
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</ul>
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</div>
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<div class="chart-wrapper" :class="{ loading : loading}">
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<LineChart :chart-data="chartData" :options="chartOptions" />
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</div>
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</div>
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</template>
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<script lang="js">
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import { BarController, BarElement, Chart, Filler, LinearScale, LineController, LineElement, PointElement, TimeScale, Tooltip } from "chart.js";
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import "chartjs-adapter-dayjs";
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import dayjs from "dayjs";
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import { LineChart } from "vue-chart-3";
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import { useToast } from "vue-toastification";
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import { DOWN, PENDING, MAINTENANCE, log } from "../util.ts";
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const toast = useToast();
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Chart.register(LineController, BarController, LineElement, PointElement, TimeScale, BarElement, LinearScale, Tooltip, Filler);
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export default {
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components: { LineChart },
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props: {
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/** ID of monitor */
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monitorId: {
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type: Number,
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required: true,
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},
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},
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data() {
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return {
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loading: false,
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// Configurable filtering on top of the returned data
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chartPeriodHrs: 0,
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chartPeriodOptions: {
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0: this.$t("recent"),
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3: "3h",
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6: "6h",
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24: "24h",
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168: "1w",
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},
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// A heartbeatList for 3h, 6h, 24h, 1w
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// Uses the $root.heartbeatList when value is null
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heartbeatList: null
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};
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},
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computed: {
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chartOptions() {
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return {
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responsive: true,
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maintainAspectRatio: false,
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onResize: (chart) => {
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chart.canvas.parentNode.style.position = "relative";
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if (screen.width < 576) {
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chart.canvas.parentNode.style.height = "275px";
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} else if (screen.width < 768) {
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chart.canvas.parentNode.style.height = "320px";
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} else if (screen.width < 992) {
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chart.canvas.parentNode.style.height = "300px";
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} else {
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chart.canvas.parentNode.style.height = "250px";
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}
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},
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layout: {
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padding: {
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left: 10,
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right: 30,
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top: 30,
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bottom: 10,
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},
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},
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elements: {
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point: {
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// Hide points on chart unless mouse-over
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radius: 0,
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hitRadius: 100,
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},
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},
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scales: {
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x: {
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type: "time",
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time: {
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minUnit: "minute",
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round: "second",
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tooltipFormat: "YYYY-MM-DD HH:mm:ss",
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displayFormats: {
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minute: "HH:mm",
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hour: "MM-DD HH:mm",
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}
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},
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ticks: {
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maxRotation: 0,
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autoSkipPadding: 30,
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},
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grid: {
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color: this.$root.theme === "light" ? "rgba(0,0,0,0.1)" : "rgba(255,255,255,0.1)",
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offset: false,
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},
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},
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y: {
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title: {
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display: true,
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text: this.$t("respTime"),
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},
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offset: false,
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grid: {
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color: this.$root.theme === "light" ? "rgba(0,0,0,0.1)" : "rgba(255,255,255,0.1)",
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},
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},
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y1: {
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display: false,
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position: "right",
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grid: {
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drawOnChartArea: false,
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},
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min: 0,
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max: 1,
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offset: false,
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},
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},
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bounds: "ticks",
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plugins: {
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tooltip: {
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mode: "nearest",
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intersect: false,
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padding: 10,
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backgroundColor: this.$root.theme === "light" ? "rgba(212,232,222,1.0)" : "rgba(32,42,38,1.0)",
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bodyColor: this.$root.theme === "light" ? "rgba(12,12,18,1.0)" : "rgba(220,220,220,1.0)",
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titleColor: this.$root.theme === "light" ? "rgba(12,12,18,1.0)" : "rgba(220,220,220,1.0)",
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filter: function (tooltipItem) {
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return tooltipItem.datasetIndex === 0; // Hide tooltip on Bar Chart
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},
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callbacks: {
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label: (context) => {
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return ` ${new Intl.NumberFormat().format(context.parsed.y)} ms`;
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},
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}
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},
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legend: {
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display: false,
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},
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},
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};
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},
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chartData() {
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let pingData = []; // Ping Data for Line Chart, y-axis contains ping time
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let downData = []; // Down Data for Bar Chart, y-axis is 1 if target is down (red color), under maintenance (blue color) or pending (orange color), 0 if target is up
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let colorData = []; // Color Data for Bar Chart
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let heartbeatList = this.heartbeatList ||
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(this.monitorId in this.$root.heartbeatList && this.$root.heartbeatList[this.monitorId]) ||
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[];
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heartbeatList
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.filter(
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// Filtering as data gets appended
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// not the most efficient, but works for now
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(beat) => dayjs.utc(beat.time).tz(this.$root.timezone).isAfter(
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dayjs().subtract(Math.max(this.chartPeriodHrs, 6), "hours")
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)
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)
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.map((beat) => {
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const x = this.$root.datetime(beat.time);
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pingData.push({
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x,
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y: beat.ping,
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});
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downData.push({
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x,
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y: (beat.status === DOWN || beat.status === MAINTENANCE || beat.status === PENDING) ? 1 : 0,
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});
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colorData.push((beat.status === MAINTENANCE) ? "rgba(23,71,245,0.41)" : ((beat.status === PENDING) ? "rgba(245,182,23,0.41)" : "#DC354568"));
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});
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return {
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datasets: [
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{
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// Line Chart
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data: pingData,
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fill: "origin",
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tension: 0.2,
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borderColor: "#5CDD8B",
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backgroundColor: "#5CDD8B38",
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yAxisID: "y",
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},
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{
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// Bar Chart
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type: "bar",
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data: downData,
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borderColor: "#00000000",
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backgroundColor: colorData,
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yAxisID: "y1",
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barThickness: "flex",
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barPercentage: 1,
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categoryPercentage: 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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watch: {
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// Update chart data when the selected chart period changes
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chartPeriodHrs: function (newPeriod) {
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// eslint-disable-next-line eqeqeq
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if (newPeriod == "0") {
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this.heartbeatList = null;
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this.$root.storage().removeItem(`chart-period-${this.monitorId}`);
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} else {
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this.loading = true;
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this.$root.getMonitorBeats(this.monitorId, newPeriod, (res) => {
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if (!res.ok) {
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toast.error(res.msg);
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} else {
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this.heartbeatList = res.data;
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this.$root.storage()[`chart-period-${this.monitorId}`] = newPeriod;
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}
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this.loading = false;
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});
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}
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}
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},
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created() {
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// Setup Watcher on the root heartbeatList,
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// And mirror latest change to this.heartbeatList
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this.$watch(() => this.$root.heartbeatList[this.monitorId],
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(heartbeatList) => {
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log.debug("ping_chart", `this.chartPeriodHrs type ${typeof this.chartPeriodHrs}, value: ${this.chartPeriodHrs}`);
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// eslint-disable-next-line eqeqeq
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if (this.chartPeriodHrs != "0") {
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const newBeat = heartbeatList.at(-1);
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if (newBeat && dayjs.utc(newBeat.time) > dayjs.utc(this.heartbeatList.at(-1)?.time)) {
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this.heartbeatList.push(heartbeatList.at(-1));
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}
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}
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},
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{ deep: true }
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);
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// Load chart period from storage if saved
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let period = this.$root.storage()[`chart-period-${this.monitorId}`];
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if (period != null) {
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this.chartPeriodHrs = Math.min(period, 6);
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}
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}
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};
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</script>
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<style lang="scss" scoped>
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@import "../assets/vars.scss";
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.form-select {
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width: unset;
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display: inline-flex;
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}
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.period-options {
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padding: 0.1em 1em;
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margin-bottom: -1.2em;
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float: right;
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position: relative;
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z-index: 10;
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.dropdown-menu {
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padding: 0;
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min-width: 50px;
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font-size: 0.9em;
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.dark & {
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background: $dark-bg;
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}
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.dropdown-item {
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border-radius: 0.3rem;
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padding: 2px 16px 4px;
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.dark & {
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background: $dark-bg;
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}
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.dark &:hover {
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background: $dark-font-color;
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color: $dark-font-color2;
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}
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}
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.dark & .dropdown-item.active {
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background: $primary;
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color: $dark-font-color2;
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}
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}
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.btn-period-toggle {
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padding: 2px 15px;
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background: transparent;
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border: 0;
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color: $link-color;
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opacity: 0.7;
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font-size: 0.9em;
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&::after {
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vertical-align: 0.155em;
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}
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.dark & {
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color: $dark-font-color;
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}
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}
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}
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.chart-wrapper {
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margin-bottom: 0.5em;
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&.loading {
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filter: blur(10px);
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}
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}
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</style>
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