import { ConfigService } from '@nestjs/config';

export function getAdminAvatarUrl(adminId: string | null | undefined, configService: ConfigService) {
  const publicBaseUrl = configService.get<string>('R2_PUBLIC_BASE_URL')?.replace(/\/+$/, '');
  if (!adminId || !publicBaseUrl) return null;

  const prefix = configService.get<string>('R2_PUBLIC_FILE_PREFIX', 'studio-files/public');
  return `${publicBaseUrl}/${prefix.replace(/^\/+|\/+$/g, '')}/admins/${adminId}/avatar`;
}