import { Injectable } from "@nestjs/common";
import { ThrottlerGuard } from "@nestjs/throttler";

@Injectable()
export class ThrottlerBehindProxyGuard extends ThrottlerGuard {
  // TODO: adapt if required for CF / AWS / FlightControl proxying.
  protected async getTracker(req: Record<string, any>): Promise<string> {
    return req.ips.length ? req.ips[0] : req.ip;
  }
}