import { type ClassValue, clsx } from 'clsx';
import { twMerge } from 'tailwind-merge';

export function cn(...inputs: ClassValue[]) {
  return twMerge(clsx(inputs));
}

export function getUserInitials(
  user: { email?: string; user_metadata?: { full_name?: string } } | null
): string {
  if (!user) return '?';
  const name = user.user_metadata?.full_name;
  if (name) {
    return name
      .split(' ')
      .map((n) => n[0])
      .join('')
      .toUpperCase()
      .slice(0, 2);
  }
  return user.email?.[0]?.toUpperCase() || '?';
}