<?php
  
  namespace FootyRoom\Queries\Comment;
  
  /**
   * Query to return top comments in a discussion.
   */
  class TopCommentsQuery implements WithUserQuery
  {
      use ViewedBy;
      use WithUser;
  
      /**
       * @var string
       */
      protected $discussionId;
  
      /**
       * @var string
       */
      protected $filter;
  
      /**
       * Optional comment meta keys to return.
       *
       * @var string[]
       */
      protected $meta = [];
  
      /**
       * Constructor.
       *
       * @param string $discussionId
       */
      public function __construct($discussionId)
      {
          $this->discussionId = $discussionId;
      }
  
      /**
       * Gets the value of discussionId.
       *
       * @return string
       */
      public function getDiscussionId()
      {
          return $this->discussionId;
      }
  
      /**
       * Gets the value of filter.
       *
       * @return string
       */
      public function getFilter()
      {
          return $this->filter;
      }
  
      /**
       * Sets the value of filter.
       *
       * @param string $filter the filter
       *
       * @return self
       */
      public function filter($filter)
      {
          $this->filter = $filter;
  
          return $this;
      }
  
      /**
       * Gets the Optional comment meta keys to return.
       *
       * @return string[]
       */
      public function getMeta()
      {
          return $this->meta;
      }
  }