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<?php |
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declare(strict_types=1); |
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namespace Level23\Druid\Limits; |
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use Level23\Druid\OrderBy\OrderByInterface; |
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use Level23\Druid\Collections\OrderByCollection; |
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class Limit implements LimitInterface |
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{ |
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/** |
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* @var int|null |
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*/ |
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protected $limit; |
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/** |
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* @var \Level23\Druid\Collections\OrderByCollection|null |
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*/ |
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protected $orderBy; |
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/** |
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* @var int|null |
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*/ |
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protected $offset; |
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public function __construct(int $limit = null, OrderByCollection $orderBy = null, int $offset = null) |
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{ |
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$this->limit = $limit; |
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$this->orderBy = $orderBy; |
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$this->offset = $offset; |
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} |
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/** |
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* Return the limit in array format so that it can be used in a druid query. |
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* |
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* @return array |
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*/ |
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public function toArray(): array |
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{ |
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$result = [ |
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'type' => 'default', |
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'columns' => ($this->orderBy ? $this->orderBy->toArray() : []), |
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]; |
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if ($this->limit !== null) { |
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$result['limit'] = $this->limit; |
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} |
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if ($this->offset !== null) { |
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$result['offset'] = $this->offset; |
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} |
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return $result; |
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} |
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/** |
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* @param int $limit |
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*/ |
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public function setLimit(int $limit): void |
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{ |
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$this->limit = $limit; |
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} |
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/** |
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* Add an order by field to the collection. |
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* |
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* @param \Level23\Druid\OrderBy\OrderByInterface $orderBy |
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*/ |
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public function addOrderBy(OrderByInterface $orderBy) |
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{ |
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if ($this->orderBy === null) { |
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$this->orderBy = new OrderByCollection(); |
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} |
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$this->orderBy->add($orderBy); |
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} |
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/** |
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* Get the limit which is currently configured. |
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* |
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* @return int|null |
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*/ |
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public function getLimit(): ?int |
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{ |
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return $this->limit; |
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} |
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/** |
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* Return the fields which are used to sort the result by. |
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* |
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* @return \Level23\Druid\Collections\OrderByCollection |
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*/ |
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public function getOrderByCollection(): OrderByCollection |
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{ |
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if (is_null($this->orderBy)) { |
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return new OrderByCollection(); |
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} |
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return $this->orderBy; |
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} |
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/** |
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* @param int $offset |
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*/ |
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public function setOffset(int $offset): void |
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{ |
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$this->offset = $offset; |
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} |
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/** |
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* @return int|null |
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*/ |
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7 |
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public function getOffset(): ?int |
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{ |
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return $this->offset; |
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} |
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} |
level23 /
druid-client
