<?php
  
  namespace Illuminate\Contracts\Auth;
  
  use Closure;
  
  interface PasswordBroker
  {
      /**
       * Constant representing a successfully sent reminder.
       *
       * @var string
       */
      const RESET_LINK_SENT = 'passwords.sent';
  
      /**
       * Constant representing a successfully reset password.
       *
       * @var string
       */
      const PASSWORD_RESET = 'passwords.reset';
  
      /**
       * Constant representing the user not found response.
       *
       * @var string
       */
      const INVALID_USER = 'passwords.user';
  
      /**
       * Constant representing an invalid token.
       *
       * @var string
       */
      const INVALID_TOKEN = 'passwords.token';
  
      /**
       * Constant representing a throttled reset attempt.
       *
       * @var string
       */
      const RESET_THROTTLED = 'passwords.throttled';
  
      /**
       * Send a password reset link to a user.
       *
       * @param  array  $credentials
       * @return string
       */
      public function sendResetLink(array $credentials);
  
      /**
       * Reset the password for the given token.
       *
       * @param  array  $credentials
       * @param  \Closure  $callback
       * @return mixed
       */
      public function reset(array $credentials, Closure $callback);
  }