import CryptoJS from 'crypto-js';

export function getGravatarUrl(email: string, size = 100): string {
  if (!email) return `https://www.gravatar.com/avatar/00000000000000000000000000000000?s=${size}&d=mp`;
  const hash = CryptoJS.MD5(email.trim().toLowerCase()).toString();
  return `https://www.gravatar.com/avatar/${hash}?s=${size}&d=mp`;
}

export function getInitials(name?: string, email?: string): string {
  if (name) {
    const parts = name.trim().split(/\s+/);
    if (parts.length >= 2) {
      return (parts[0][0] + parts[parts.length - 1][0]).toUpperCase();
    }
    return name.trim().substring(0, 2).toUpperCase();
  }
  if (email) {
    return email.trim().substring(0, 2).toUpperCase();
  }
  return '??';
}