<?php
  
  namespace Illuminate\Contracts\Routing;
  
  interface UrlRoutable
  {
      /**
       * Get the value of the model's route key.
       *
       * @return mixed
       */
      public function getRouteKey();
  
      /**
       * Get the route key for the model.
       *
       * @return string
       */
      public function getRouteKeyName();
  
      /**
       * Retrieve the model for a bound value.
       *
       * @param  mixed  $value
       * @param  string|null  $field
       * @return \Illuminate\Database\Eloquent\Model|null
       */
      public function resolveRouteBinding($value, $field = null);
  
      /**
       * Retrieve the child model for a bound value.
       *
       * @param  string  $childType
       * @param  mixed  $value
       * @param  string|null  $field
       * @return \Illuminate\Database\Eloquent\Model|null
       */
      public function resolveChildRouteBinding($childType, $value, $field);
  }