<?php
 
 namespace Illuminate\Contracts\Broadcasting;
 
 interface Broadcaster
 {
     /**
      * Authenticate the incoming request for a given channel.
      *
      * @param  \Illuminate\Http\Request  $request
      * @return mixed
      */
     public function auth($request);
 
     /**
      * Return the valid authentication response.
      *
      * @param  \Illuminate\Http\Request  $request
      * @param  mixed  $result
      * @return mixed
      */
     public function validAuthenticationResponse($request, $result);
 
     /**
      * Broadcast the given event.
      *
      * @param  array  $channels
      * @param  string  $event
      * @param  array  $payload
      * @return void
      */
     public function broadcast(array $channels, $event, array $payload = []);
 }