NewsHeap.php

<?php namespace Sasajib\Pavilion\Api\NewsHeap;

use Sasajib\Pavilion\Api\Exceptions\DatabaseException;
use Sasajib\Pavilion\Api\Exceptions\RequestValidationException;
use Sasajib\Pavilion\Api\NewsHeap\Contracts\NewsResponseInterface;

class NewsHeap
{

  /**
   * @var Contracts\NewsResponseInterface
   */
  private $response;

  public function __construct(NewsResponseInterface $response)
  {
    $this->response = $response;
  }

  public function getNews($slug)
  {
    try {
      $news = (new SingleNewsModel)->getSingleNews($slug);
      return $this->response->showSingleNews($news);
    } catch (DatabaseException $e) {
      return $this->response->showDatabaseError($e);
    }
  }


  public function getNewsCollection($newsType, $pagination)
  {
    try {
      $newsType = $this->getNewsType($newsType, $pagination);
      $news = $newsType->getNews();
      return $this->response->showNewsCollection($news);
    } catch (RequestValidationException $e) {
      return $this->response->showValidationError($e);
    } catch (DatabaseException $e) {
      return $this->response->showDatabaseError($e);
    }

  }

  private function getPaginatorModel($pagination)
  {
    $paginatorFactory = new PaginationFactory(new PaginationValidator());
    return $paginatorFactory->getType($pagination);
  }

  /**
   * @param $newsType
   * @param $pagination
   * @return mixed
   */
  private function getNewsType($newsType, $pagination)
  {
    $newsTypeFactory = new TypeFactory(
      (new TypeValidator()),
      ($this->getPaginatorModel($pagination))
    );
    return $newsTypeFactory->getNewsType($newsType);
  }


}