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<?php |
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namespace Jaxon\App; |
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use Jaxon\Plugin\Response\Pagination\Paginator; |
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trait PageDatabagTrait |
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{ |
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/** |
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* The current page number. |
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* |
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* @var int |
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*/ |
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private int $currentPage = 1; |
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/** |
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* Get the pagination databag name. |
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* |
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* @return string |
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*/ |
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abstract protected function bagName(): string; |
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/** |
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* Get the pagination databag attribute. |
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* |
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* @return string |
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*/ |
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abstract protected function bagAttr(): string; |
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/** |
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* Get the page number. |
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* |
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* @param int $pageNumber |
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* |
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* @return int |
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*/ |
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private function getPageNumber(int $pageNumber): int |
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{ |
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// If no page number is provided, then get the value from the databag. |
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return $pageNumber > 0 ? $pageNumber : |
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(int)$this->bag($this->bagName())->get($this->bagAttr(), 1); |
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} |
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/** |
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* Set the page number. |
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* |
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* @param int $currentPage |
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* |
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* @return void |
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*/ |
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private function setCurrentPage(int $currentPage): void |
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{ |
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// Save the current page in the databag. |
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$this->bag($this->bagName())->set($this->bagAttr(), $currentPage); |
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$this->currentPage = $currentPage; |
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} |
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/** |
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* Get the paginator for the component. |
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* |
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* @param int $pageNumber |
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* |
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* @return Paginator |
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*/ |
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protected function paginator(int $pageNumber): Paginator |
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{ |
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return $this->cl(Pagination::class) |
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// Use the js class name as component item identifier. |
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->item($this->rq()->_class()) |
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->paginator($this->getPageNumber($pageNumber), $this->limit(), $this->count()) |
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// This callback will receive the final value of the current page number. |
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->page(function(int $currentPage) { |
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$this->setCurrentPage($currentPage); |
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}); |
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} |
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/** |
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* Get the current page number |
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* |
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* @return int |
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*/ |
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protected function currentPage(): int |
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{ |
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return $this->currentPage; |
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} |
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} |
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jaxon-php /
jaxon-core
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