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refactor: use @vercel/speed-insights for web vitals

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Bart van der Braak 2024-01-16 03:50:32 +01:00
parent 09fc87af81
commit 8e37873b65
4 changed files with 12 additions and 123 deletions
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82
src/lib/vitals.ts
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@ -1,82 +0,0 @@
import type { Metric } from 'web-vitals';
import { onCLS, onFCP, onFID, onLCP, onTTFB } from 'web-vitals';
const vitalsUrl = 'https://vitals.vercel-analytics.com/v1/vitals';
interface NavigatorWithConnection extends Navigator {
connection: {
effectiveType: string;
};
}
type Params = Record<string, string>;
function getConnectionSpeed() {
return 'connection' in navigator &&
'connection' &&
'effectiveType' in (navigator as NavigatorWithConnection).connection
? (navigator as NavigatorWithConnection).connection.effectiveType
: '';
}
function sendToAnalytics(
metric: Metric,
options: {
params: Params;
path: string;
analyticsId: string;
debug: boolean;
}
) {
const page = (Object.entries(options.params) as [string, string][]).reduce(
(acc: string, [key, value]: [string, string]) => acc.replace(value, `[${key}]`),
options.path
);
const body = {
dsn: options.analyticsId,
id: metric.id,
page,
href: location.href,
event_name: metric.name,
value: metric.value.toString(),
speed: getConnectionSpeed()
};
if (options.debug) {
console.log('[Web Vitals]', metric.name, JSON.stringify(body, null, 2));
}
const searchParams = new URLSearchParams(body);
const blob = new Blob([searchParams.toString()], {
type: 'application/x-www-form-urlencoded'
});
if (navigator.sendBeacon) {
navigator.sendBeacon(vitalsUrl, blob);
} else {
fetch(vitalsUrl, {
body: blob,
method: 'POST',
credentials: 'omit',
keepalive: true
});
}
}
export function webVitals(options: {
params: Params;
path: string;
analyticsId: string;
debug: boolean;
}) {
try {
onFID((metric) => sendToAnalytics(metric, options));
onTTFB((metric) => sendToAnalytics(metric, options));
onLCP((metric) => sendToAnalytics(metric, options));
onCLS((metric) => sendToAnalytics(metric, options));
onFCP((metric) => sendToAnalytics(metric, options));
} catch (err) {
console.error('[Web Vitals]', err);
}
}