vendor/elements/demi-bundle/src/Elements/Demi/AdditionalService/Search/Listing.php line 113

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  1. <?php
  3. /**
  4.  * Elements DeMI
  5.  *
  6.  * This source file is available under the elements DeMI license version 1
  7.  *
  8.  *  @copyright  Copyright (c) elements.at New Media Solutions GmbH (https://www.elements.at/)
  9.  *  @license    elements DeMI Lizenz Version 1 (https://www.elements.at/de/demi-lizenz)
  10.  */
  12. namespace Elements\Demi\AdditionalService\Search;
  14. use Elements\Demi\AdditionalService\Search\Adapter\Local;
  15. use Elements\Demi\Deskline\AdditionalService\Search\Adapter;
  17. class Listing implements \Countable, \Iterator
  18. {
  19.     protected ?ResultSet $resultSet = null;
  21.     protected ?AbstractAdapter $adapter = null;
  23.     protected ?Parameter $parameter = null;
  25.     protected int $count = 0;
  27.     protected ?array $objects = null;
  29.     public function __construct(AbstractAdapter $adapter)
  30.     {
  31.         $this->adapter = $adapter;
  32.     }
  34.     public function setAdapter(Local|Adapter|null $adapter): void
  35.     {
  36.         $this->adapter = $adapter;
  37.     }
  39.     public function getAdapter(): Local|Adapter|null
  40.     {
  41.         return $this->adapter;
  42.     }
  44.     public function getParameter(): Parameter
  45.     {
  46.         if (!$this->parameter) {
  47.             throw new \Exception('Parameter not set.');
  48.         }
  50.         return $this->parameter;
  51.     }
  53.     public function setParameter(Parameter $parameter): void
  54.     {
  55.         $this->parameter = $parameter;
  56.         $this->adapter->setParams($parameter);
  57.     }
  59.     public function load(): void
  60.     {
  61.         $result = $this->adapter->search();
  62.         $this->count = $result->count();
  63.         $this->resultSet = $result;
  64.         $this->objects = $result->getProducts();
  65.     }
  67.     public function count(): int
  68.     {
  69.         $this->checkLoaded();
  71.         return $this->count;
  72.     }
  74.     public function checkLoaded(): void
  75.     {
  76.         $this->adapter->setParams($this->getParameter());
  77.         if ($this->objects === null) {
  78.             $this->load();
  79.         }
  80.     }
  82.     public function getItems(?int $page, ?int $itemCountPerPage): ?array
  83.     {
  84.         $this->checkLoaded();
  85.         return $this->objects;
  86.     }
  88.     public function getPaginatorAdapter(): self
  89.     {
  90.         return $this;
  91.     }
  93.     public function rewind(): void
  94.     {
  95.         $this->checkLoaded();
  96.         reset($this->objects);
  97.     }
  99.     public function current(): mixed
  100.     {
  101.         $this->checkLoaded();
  103.         return current($this->objects);
  104.     }
  106.     public function key(): string|int|null
  107.     {
  108.         $this->checkLoaded();
  110.         return key($this->objects);
  111.     }
  113.     public function next(): mixed
  114.     {
  115.         $this->checkLoaded();
  117.         return next($this->objects);
  118.     }
  120.     public function valid(): bool
  121.     {
  122.         return $this->current() !== null;
  123.     }
  125.     public function flushObjects(): void
  126.     {
  127.         $this->objects = null;
  128.     }
  129. }