import { randomInt } from "node:crypto";

// Unambiguous alphabet (no 0/O/1/I/l) — easier to read aloud/type correctly.
const ALPHABET = "ABCDEFGHJKMNPQRSTUVWXYZabcdefghjkmnpqrstuvwxyz23456789";

/**
 * Cryptographically random meeting password, e.g. "K7mQ-42Px". Independent
 * of the event's id/slug — never derive it from the meeting identifier.
 */
export function generateMeetingPassword(): string {
  const chars = Array.from({ length: 8 }, () => ALPHABET[randomInt(ALPHABET.length)]);
  return `${chars.slice(0, 4).join("")}-${chars.slice(4).join("")}`;
}