112 lines
2.5 KiB
JavaScript
112 lines
2.5 KiB
JavaScript
import React, { useState, useMemo, useRef, useEffect } from 'react';
|
|
import ChartJS from 'chart.js';
|
|
import { format, subDays, subHours, startOfHour } from 'date-fns';
|
|
import { get } from 'lib/web';
|
|
|
|
export default function Chart({ websiteId, startDate, endDate }) {
|
|
const [data, setData] = useState();
|
|
const canvas = useRef();
|
|
const chart = useRef();
|
|
const metrics = useMemo(() => {
|
|
if (data) {
|
|
const points = {};
|
|
const now = startOfHour(new Date());
|
|
|
|
for (let i = 0; i <= 168; i++) {
|
|
const d = new Date(subHours(now, 168 - i));
|
|
const key = format(d, 'yyyy-MM-dd-HH');
|
|
points[key] = { t: startOfHour(d).toISOString(), y: 0 };
|
|
}
|
|
|
|
data.pageviews.forEach(e => {
|
|
const key = format(new Date(e.created_at), 'yyyy-MM-dd-HH');
|
|
points[key].y += 1;
|
|
});
|
|
|
|
return points;
|
|
}
|
|
}, [data]);
|
|
console.log(metrics);
|
|
|
|
async function loadData() {
|
|
setData(
|
|
await get(`/api/website/${websiteId}/pageviews`, {
|
|
start_at: startDate,
|
|
end_at: endDate,
|
|
}),
|
|
);
|
|
}
|
|
|
|
function draw() {
|
|
if (!chart.current && canvas.current) {
|
|
chart.current = new ChartJS(canvas.current, {
|
|
type: 'bar',
|
|
data: {
|
|
datasets: [
|
|
{
|
|
label: 'page views',
|
|
data: Object.values(metrics),
|
|
lineTension: 0,
|
|
},
|
|
],
|
|
},
|
|
options: {
|
|
animation: {
|
|
duration: 300,
|
|
},
|
|
tooltips: {
|
|
intersect: false,
|
|
},
|
|
hover: {
|
|
animationDuration: 0,
|
|
},
|
|
scales: {
|
|
xAxes: [
|
|
{
|
|
type: 'time',
|
|
distribution: 'series',
|
|
time: {
|
|
unit: 'hour',
|
|
displayFormats: {
|
|
hour: 'ddd M/DD',
|
|
},
|
|
tooltipFormat: 'ddd M/DD hA',
|
|
},
|
|
ticks: {
|
|
autoSkip: true,
|
|
minRotation: 0,
|
|
maxRotation: 0,
|
|
maxTicksLimit: 7,
|
|
},
|
|
},
|
|
],
|
|
yAxes: [
|
|
{
|
|
ticks: {
|
|
beginAtZero: true,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
});
|
|
}
|
|
}
|
|
|
|
useEffect(() => {
|
|
loadData();
|
|
}, []);
|
|
|
|
useEffect(() => {
|
|
if (metrics) {
|
|
draw();
|
|
}
|
|
}, [metrics]);
|
|
|
|
return (
|
|
<div>
|
|
<canvas ref={canvas} width={960} height={400} />
|
|
</div>
|
|
);
|
|
}
|