import { createParamDecorator, ExecutionContext } from '@nestjs/common';

export const TenantId = createParamDecorator((_: unknown, context: ExecutionContext) => {
  const request = context.switchToHttp().getRequest<{ header(name: string): string | undefined }>();
  const value = request.header('x-tenant-id');
  return value && value.trim().length > 0 ? value.trim() : undefined;
});