✨ Switched to plausible-tracker and removed node-fetch

frontend/src/lib/hashcash.ts

@@ -1,5 +1,5 @@
 import { DateTime } from 'luxon';
-import * as Sentry from '@sentry/browser';
+import { plausible } from '$lib/stores';
 
 const gen_salt = (l: number): string => {
 	const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
@@ -32,7 +32,8 @@ export const mint = async (
 	const challenge = `${ver}:${bits}:${ts}:${resource}:${ext}:${salt}`;
 	let counter = 0;
 	let result: string;
-	const t0 = performance.now();
+	const t1 = performance.now();
+
 	// eslint-disable-next-line no-constant-condition
 	while (true) {
 		const data = new TextEncoder().encode(`${challenge}:${counter.toString(16)}`);
@@ -45,16 +46,7 @@ export const mint = async (
 		}
 		counter += 1;
 	}
-	const t1 = performance.now();
-	const transaction = Sentry.startTransaction({ name: 'calculatedHasCash' });
-	const span = transaction.startChild({
-		op: 'hashcash',
-		data: {
-			milliseconds_taken: t0 - t1,
-			bits: bits
-		}
-	});
-	span.finish();
-	transaction.finish();
+	const t2 = performance.now();
+	plausible.trackEvent('Hashcash', { props: { ms_taken: t2 - t1 } });
 	return `${challenge}:${result}`;
 };

frontend/src/lib/stores.ts

@@ -8,6 +8,7 @@ export const alertModal = writable({ open: false, title: '', body: '' });
 
 import { goto } from '$app/navigation';
 import { page } from '$app/stores';
+import Plausible from 'plausible-tracker';
 
 const URLSearchParamsToObject = (params: URLSearchParams) => {
 	const obj = {};
@@ -41,3 +42,9 @@ export const createQueryParamsStore = (key: string) => {
 		}
 	};
 };
+
+export const plausible = Plausible({
+	domain: 'classquiz.mawoka.eu',
+	apiHost: 'https://sugar.mawoka.eu.org',
+	trackLocalhost: true
+});