gui.do
Sifa professional network frontend (Next.js, React, TailwindCSS)
sifa.id/
1/**
2 * Sanitize raw user input into a valid AT Protocol identifier (handle or DID).
3 *
4 * Handles common mistakes:
5 * - Pasting a full Bluesky profile URL
6 * - Pasting a raw HTTPS URL to a PDS domain
7 * - Using an at:// URI
8 * - Prefixing with @
9 * - Entering a bare username without .bsky.social
10 */
11export function sanitizeHandleInput(raw: string): string {
12 let identifier = raw
13 .trim()
14 .replace(/^https?:\/\/bsky\.app\/profile\//i, '')
15 .replace(/^at:\/\//i, '')
16 .replace(/^@/, '')
17 .replace(/^https?:\/\//i, '');
18 if (!identifier.startsWith('did:')) {
19 identifier = identifier.split('/')[0] ?? identifier;
20 }
21 identifier = identifier.replace(/\.$/, '');
22 if (!identifier.startsWith('did:')) {
23 identifier = identifier.toLowerCase();
24 }
25
26 // Auto-append .bsky.social for bare usernames (no dots, not a DID)
27 if (identifier && !identifier.startsWith('did:') && !identifier.includes('.')) {
28 identifier = `${identifier}.bsky.social`;
29 }
30
31 return identifier;
32}