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7 changes: 4 additions & 3 deletions src/lib/utils/referral.js
Original file line number Diff line number Diff line change
Expand Up @@ -4,9 +4,10 @@ export const REFERRAL_QUERY_PARAM = 'ref';
export const REFERRAL_DISCOUNT = 50;
export const isReferralCode = (code) => /^[a-z0-9]{7}$/i.test(code || '');

export function getReferralCode(url = browser ? window.location.href : '') {
if (!browser || !url) return null;
export function getReferralCode() {
if (!browser) return null;

const code = new URL(window.location.href).searchParams.get(REFERRAL_QUERY_PARAM);

const code = new URL(url).searchParams.get(REFERRAL_QUERY_PARAM);
return isReferralCode(code) ? code : null;
}
14 changes: 11 additions & 3 deletions src/routes/+layout.svelte
Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,10 @@
import "@fontsource/inter/700.css";
import '@fontsource/jetbrains-mono/400.css';

import { onMount } from "svelte";
import { get } from "svelte/store";
import { page } from "$app/stores";
import { replaceState, afterNavigate } from '$app/navigation';

import Badge from "$lib/components/Badge.svelte";
import Grid from "$lib/components/Grid.svelte";
Expand All @@ -32,9 +35,6 @@
showCart,
} from "../store.js";

import { onMount } from "svelte";
import { page } from "$app/stores";

let loading = false;

async function openCart() {
Expand All @@ -57,6 +57,14 @@
loading = false;
}

afterNavigate(() => {
if (!$page.url.searchParams.has('ref')) return;

const url = new URL($page.url);
url.searchParams.delete('ref');
replaceState(url, $page.state);
})

onMount(async () => {
const referralCode = getReferralCode();
if (referralCode) await createCart(referralCode);
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