e9d786c5d6
When visitorId is null (no localStorage entry), the client now skips both the cookie check and the /consents/:id fetch that was always returning 404 for first-time visitors. The visitor ID is created lazily on first consent action instead. Signed-off-by: Émile Ré <emile@getprobo.com>
46 lines
1.4 KiB
TypeScript
46 lines
1.4 KiB
TypeScript
// Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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// PERFORMANCE OF THIS SOFTWARE.
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import { COOKIE_NAME } from "./cookie";
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export function getVisitorId(bannerId: string): string | null {
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const key = `${COOKIE_NAME}:${bannerId}:vid`;
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try {
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return localStorage.getItem(key);
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} catch {
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return null;
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}
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}
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export function getOrCreateVisitorId(bannerId: string): string {
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const existing = getVisitorId(bannerId);
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if (existing) {
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return existing;
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}
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const key = `${COOKIE_NAME}:${bannerId}:vid`;
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const array = new Uint8Array(16);
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crypto.getRandomValues(array);
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const id = Array.from(array, (b) => b.toString(16).padStart(2, "0")).join("");
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try {
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localStorage.setItem(key, id);
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} catch {
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// localStorage unavailable
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}
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return id;
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}
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