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2c25e0b468
* Prevent canvas from being selected on long press on mobile browsers * Update CHANGELOG.md
445 lines
15 KiB
JavaScript
445 lines
15 KiB
JavaScript
import React from 'react';
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import { withRouter, Link } from 'react-router-dom'
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import Chart from 'chart.js/auto';
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import { navigateToQuery } from '../query'
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import numberFormatter, {durationFormatter} from '../util/number-formatter'
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import * as api from '../api'
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import LazyLoader from '../components/lazy-loader'
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import * as url from '../util/url'
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function buildDataSet(plot, present_index, ctx, label) {
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var gradient = ctx.createLinearGradient(0, 0, 0, 300);
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gradient.addColorStop(0, 'rgba(101,116,205, 0.2)');
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gradient.addColorStop(1, 'rgba(101,116,205, 0)');
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if (present_index) {
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var dashedPart = plot.slice(present_index - 1, present_index + 1);
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var dashedPlot = (new Array(present_index - 1)).concat(dashedPart)
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for(var i = present_index; i < plot.length; i++) {
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plot[i] = undefined
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}
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return [{
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label: label,
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data: plot,
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borderWidth: 3,
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borderColor: 'rgba(101,116,205)',
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pointBackgroundColor: 'rgba(101,116,205)',
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backgroundColor: gradient,
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fill: true
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},
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{
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label: label,
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data: dashedPlot,
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borderWidth: 3,
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borderDash: [5, 10],
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borderColor: 'rgba(101,116,205)',
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pointBackgroundColor: 'rgba(101,116,205)',
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backgroundColor: gradient,
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fill: true
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}]
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} else {
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return [{
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label: label,
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data: plot,
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borderWidth: 3,
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borderColor: 'rgba(101,116,205)',
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pointBackgroundColor: 'rgba(101,116,205)',
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backgroundColor: gradient,
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fill: true
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}]
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}
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}
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const MONTHS = [
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"January", "February", "March",
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"April", "May", "June", "July",
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"August", "September", "October",
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"November", "December"
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]
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const MONTHS_ABBREV = [
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"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
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]
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const DAYS_ABBREV = [
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"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
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]
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function dateFormatter(interval, longForm) {
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return function(isoDate, _index, _ticks) {
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let date = new Date(isoDate)
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if (interval === 'month') {
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return MONTHS[date.getUTCMonth()];
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} else if (interval === 'date') {
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var day = DAYS_ABBREV[date.getUTCDay()];
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var date_ = date.getUTCDate();
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var month = MONTHS_ABBREV[date.getUTCMonth()];
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return day + ', ' + date_ + ' ' + month;
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} else if (interval === 'hour') {
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const parts = isoDate.split(/[^0-9]/);
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date = new Date(parts[0],parts[1]-1,parts[2],parts[3],parts[4],parts[5])
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var hours = date.getHours(); // Not sure why getUTCHours doesn't work here
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var ampm = hours >= 12 ? 'pm' : 'am';
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hours = hours % 12;
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hours = hours ? hours : 12; // the hour '0' should be '12'
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return hours + ampm;
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} else if (interval === 'minute') {
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if (longForm) {
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const minutesAgo = Math.abs(isoDate)
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return minutesAgo === 1 ? '1 minute ago' : minutesAgo + ' minutes ago'
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} else {
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return isoDate + 'm'
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}
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}
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}
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}
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class LineGraph extends React.Component {
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constructor(props) {
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super(props);
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this.regenerateChart = this.regenerateChart.bind(this);
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this.updateWindowDimensions = this.updateWindowDimensions.bind(this);
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this.state = {
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exported: false
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};
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}
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regenerateChart() {
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const {graphData} = this.props
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this.ctx = document.getElementById("main-graph-canvas").getContext('2d');
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const label = this.props.query.filters.goal ? 'Converted visitors' : graphData.interval === 'minute' ? 'Pageviews' : 'Visitors'
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const dataSet = buildDataSet(graphData.plot, graphData.present_index, this.ctx, label)
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return new Chart(this.ctx, {
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type: 'line',
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data: {
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labels: graphData.labels,
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datasets: dataSet
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},
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options: {
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animation: false,
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plugins: {
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legend: {display: false},
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tooltip: {
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mode: 'index',
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intersect: false,
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titleFont: {size: 18},
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footerFont: {size: 14},
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bodyFont: {size: 14},
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backgroundColor: 'rgba(25, 30, 56)',
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titleMarginBottom: 8,
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bodySpacing: 6,
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footerMarginTop: 8,
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padding: {x: 10, y: 10},
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multiKeyBackground: 'none',
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callbacks: {
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title: function(dataPoints) {
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const data = dataPoints[0]
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return dateFormatter(graphData.interval, true)(data.label)
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},
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beforeBody: function() {
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this.drawnLabels = {}
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},
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label: function(item) {
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const dataset = item.dataset
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if (!this.drawnLabels[dataset.label]) {
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this.drawnLabels[dataset.label] = true
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const pluralizedLabel = item.formattedValue === "1" ? dataset.label.slice(0, -1) : dataset.label
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return ` ${item.formattedValue} ${pluralizedLabel}`
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}
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},
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footer: function(_dataPoints) {
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if (graphData.interval === 'month') {
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return 'Click to view month'
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} else if (graphData.interval === 'date') {
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return 'Click to view day'
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}
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}
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}
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},
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},
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responsive: true,
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onResize: this.updateWindowDimensions,
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elements: {line: {tension: 0}, point: {radius: 0}},
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onClick: this.onClick.bind(this),
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scales: {
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y: {
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beginAtZero: true,
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ticks: {
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callback: numberFormatter,
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maxTicksLimit: 8,
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color: this.props.darkTheme ? 'rgb(243, 244, 246)' : undefined
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},
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grid: {
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zeroLineColor: 'transparent',
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drawBorder: false,
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}
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},
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x: {
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grid: {display: false},
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ticks: {
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maxTicksLimit: 8,
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callback: function(val, _index, _ticks) { return dateFormatter(graphData.interval)(this.getLabelForValue(val)) },
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color: this.props.darkTheme ? 'rgb(243, 244, 246)' : undefined
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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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componentDidMount() {
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this.chart = this.regenerateChart();
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}
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componentDidUpdate(prevProps) {
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if (this.props.graphData !== prevProps.graphData) {
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const label = this.props.query.filters.goal ? 'Converted visitors' : this.props.graphData.interval === 'minute' ? 'Pageviews' : 'Visitors'
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const newDataset = buildDataSet(this.props.graphData.plot, this.props.graphData.present_index, this.ctx, label)
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for (let i = 0; i < newDataset[0].data.length; i++) {
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this.chart.data.datasets[0].data[i] = newDataset[0].data[i]
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}
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this.chart.update()
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}
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}
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/**
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* The current ticks' limits are set to treat iPad (regular/Mini/Pro) as a regular screen.
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* @param {*} chart - The chart instance.
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* @param {*} dimensions - An object containing the new dimensions *of the chart.*
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*/
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updateWindowDimensions(chart, dimensions) {
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chart.options.scales.x.ticks.maxTicksLimit = dimensions.width < 720 ? 5 : 8
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chart.options.scales.y.ticks.maxTicksLimit = dimensions.height < 233 ? 3 : 8
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}
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onClick(e) {
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const element = this.chart.getElementsAtEventForMode(e, 'index', {intersect: false})[0]
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const date = this.chart.data.labels[element.index]
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if (this.props.graphData.interval === 'month') {
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navigateToQuery(
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this.props.history,
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this.props.query,
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{
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period: 'month',
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date,
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}
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)
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} else if (this.props.graphData.interval === 'date') {
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navigateToQuery(
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this.props.history,
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this.props.query,
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{
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period: 'day',
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date,
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}
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)
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}
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}
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renderComparison(name, comparison) {
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const formattedComparison = numberFormatter(Math.abs(comparison))
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if (comparison > 0) {
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const color = name === 'Bounce rate' ? 'text-red-400' : 'text-green-500'
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return <span className="text-xs dark:text-gray-100"><span className={color + ' font-bold'}>↑</span> {formattedComparison}%</span>
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} else if (comparison < 0) {
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const color = name === 'Bounce rate' ? 'text-green-500' : 'text-red-400'
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return <span className="text-xs dark:text-gray-100"><span className={color + ' font-bold'}>↓</span> {formattedComparison}%</span>
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} else if (comparison === 0) {
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return <span className="text-xs text-gray-700 dark:text-gray-300">〰 N/A</span>
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}
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}
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topStatNumberShort(stat) {
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if (['visit duration', 'time on page'].includes(stat.name.toLowerCase())) {
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return durationFormatter(stat.value)
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} else if (['bounce rate', 'conversion rate'].includes(stat.name.toLowerCase())) {
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return stat.value + '%'
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} else {
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return numberFormatter(stat.value)
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}
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}
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topStatTooltip(stat) {
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if (typeof(stat.value) == 'number') {
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let name = stat.name.toLowerCase()
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name = stat.value === 1 ? name.slice(0, -1) : name
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return stat.value.toLocaleString() + ' ' + name
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}
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}
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renderTopStats() {
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const {graphData} = this.props
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const stats = this.props.graphData.top_stats.map((stat, index) => {
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let border = index > 0 ? 'lg:border-l border-gray-300' : ''
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border = index % 2 === 0 ? border + ' border-r lg:border-r-0' : border
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return (
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<div className={`px-8 w-1/2 my-4 lg:w-auto ${border}`} key={stat.name}>
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<div className="text-xs font-bold tracking-wide text-gray-500 uppercase dark:text-gray-400 whitespace-nowrap">{stat.name}</div>
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<div className="flex items-center justify-between my-1 whitespace-nowrap">
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<b className="mr-4 text-xl md:text-2xl dark:text-gray-100" tooltip={this.topStatTooltip(stat)}>{ this.topStatNumberShort(stat) }</b>
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{this.renderComparison(stat.name, stat.change)}
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</div>
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</div>
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)
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})
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if (graphData.interval === 'minute') {
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stats.push(<div key="dot" className="block pulsating-circle" style={{left: '125px', top: '52px'}}></div>)
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}
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return stats
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}
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pollExportReady() {
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if (document.cookie.includes('exporting')) {
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setTimeout(this.pollExportReady.bind(this), 1000);
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} else {
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this.setState({exported: false})
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}
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}
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downloadSpinner() {
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this.setState({exported: true});
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document.cookie = "exporting=";
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setTimeout(this.pollExportReady.bind(this), 1000);
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}
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downloadLink() {
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if (this.props.query.period !== 'realtime') {
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if (this.state.exported) {
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return (
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<div className="flex-auto w-4 h-4">
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<svg className="animate-spin h-4 w-4 text-indigo-500" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24">
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<circle className="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" strokeWidth="4"></circle>
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<path className="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
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</svg>
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</div>
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)
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} else {
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const endpoint = `/${encodeURIComponent(this.props.site.domain)}/export${api.serializeQuery(this.props.query)}`
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return (
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<a className="flex-auto w-4 h-4" href={endpoint} download onClick={this.downloadSpinner.bind(this)}>
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<svg className="absolute text-gray-700 feather dark:text-gray-300" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"></path><polyline points="7 10 12 15 17 10"></polyline><line x1="12" y1="15" x2="12" y2="3"></line></svg>
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</a>
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)
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}
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}
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}
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samplingNotice() {
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const samplePercent = this.props.graphData.sample_percent
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if (samplePercent < 100) {
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return (
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<div tooltip={`Stats based on a ${samplePercent}% sample of all visitors`} className="cursor-pointer flex-auto w-4 h-4">
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<svg className="absolute w-4 h-4 text-gray-300 text-gray-700" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor">
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<path strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z" />
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</svg>
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</div>
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)
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}
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}
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importedNotice() {
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const source = this.props.graphData.imported_source;
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if (source) {
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const withImported = this.props.graphData.with_imported;
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const strike = withImported ? "" : " line-through"
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const target = url.setQuery('with_imported', !withImported)
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const tip = withImported ? "" : "do not ";
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return (
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<Link to={target} className="w-4 h-4">
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<div tooltip={`Stats ${tip}include data imported from ${source}.`} className="cursor-pointer flex-auto w-4 h-4">
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<svg className="absolute text-gray-300 text-gray-700" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor">
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<text x="4" y="18" fontSize="24" fill="currentColor" className={"text-gray-700 dark:text-gray-300" + strike}>{ source[0].toUpperCase() }</text>
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</svg>
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</div>
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</Link>
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)
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}
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}
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render() {
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const extraClass = this.props.graphData.interval === 'hour' ? '' : 'cursor-pointer'
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return (
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<div className="graph-inner">
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<div className="flex flex-wrap">
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{ this.renderTopStats() }
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</div>
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<div className="relative px-2">
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<div className="absolute right-2 -top-5 lg:-top-20 lg:w-6 w-16 lg:h-20 flex lg:flex-col flex-row">
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{ this.downloadLink() }
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{ this.samplingNotice() }
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{ this.importedNotice() }
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</div>
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<canvas id="main-graph-canvas" className={'mt-4 select-none ' + extraClass} width="1054" height="342"></canvas>
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</div>
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</div>
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)
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}
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}
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const LineGraphWithRouter = withRouter(LineGraph)
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export default class VisitorGraph extends React.Component {
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constructor(props) {
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super(props)
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this.state = {loading: true}
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this.onVisible = this.onVisible.bind(this)
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}
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onVisible() {
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this.fetchGraphData()
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if (this.props.timer) this.props.timer.onTick(this.fetchGraphData.bind(this))
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}
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componentDidUpdate(prevProps) {
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if (this.props.query !== prevProps.query) {
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this.setState({loading: true, graphData: null})
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this.fetchGraphData()
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}
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}
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fetchGraphData() {
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api.get(`/api/stats/${encodeURIComponent(this.props.site.domain)}/main-graph`, this.props.query)
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.then((res) => {
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this.setState({loading: false, graphData: res})
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return res
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})
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}
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renderInner() {
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if (this.state.graphData) {
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const theme = document.querySelector('html').classList.contains('dark') || false
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return (
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<LineGraphWithRouter graphData={this.state.graphData} site={this.props.site} query={this.props.query} darkTheme={theme}/>
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)
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}
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}
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render() {
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return (
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<LazyLoader onVisible={this.onVisible}>
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<div className="relative w-full bg-white rounded shadow-xl dark:bg-gray-825 main-graph">
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{ this.state.loading && <div className="graph-inner"><div className="pt-24 mx-auto loading sm:pt-32 md:pt-48"><div></div></div></div> }
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{ this.renderInner() }
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</div>
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</LazyLoader>
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)
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}
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}
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