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<?php
namespace Tapestry\Entities;
class Pagination
{
/**
* This pages items.
*
* @var array
*/
private $items;
/**
* Total pages in pagination.
*
* @var int
*/
public $totalPages;
/**
* Current page in pagination.
*
* @var int
*/
public $currentPage;
/**
* @var Project
*/
private $project;
/**
* Is the local cache hot?
*
* @var bool
*/
private $loaded = false;
/**
* @var null|string
*/
private $next;
/**
* @var null|string
*/
private $previous;
/**
* Pages in pagination group.
*
* @var array|ViewFile[]
*/
private $pages = [];
/**
* Pagination constructor.
*
* @param Project $project
* @param array $items
* @param int $totalPages
* @param int $currentPage
*/
public function __construct(Project $project, array $items = [], $totalPages = 0, $currentPage = 0)
{
$this->items = $items;
$this->totalPages = $totalPages;
$this->currentPage = $currentPage;
$this->project = $project;
}
public function getItems()
{
if ($this->loaded === true) {
return $this->items;
}
array_walk_recursive($this->items, function (&$file, $fileKey) {
/** @var File $compiledFile */
if (! $compiledFile = $this->project->get('compiled.'.$fileKey)) {
$file = null;
} else {
$file = new ViewFile($this->project, $compiledFile->getUid());
}
});
return $this->items;
}
/**
* @param string $previous
* @param string $next
*/
public function setPreviousNext($previous, $next)
{
$this->previous = $previous;
$this->next = $next;
}
/**
* Get the next page, or null if we are the last page.
*
* @return null|ViewFile
*/
public function getNext()
{
return is_null($this->next) ? null : new ViewFile($this->project, $this->next);
}
/**
* Get the previous page, or null if we are the first page.
*
* @return null|ViewFile
*/
public function getPrevious()
{
return is_null($this->previous) ? null : new ViewFile($this->project, $this->previous);
}
/**
* Is this the first page in the pagination?
*
* @return bool
*/
public function isFirst()
{
return is_null($this->previous);
}
/**
* Is this the last page in the pagination?
*
* @return bool
*/
public function isLast()
{
return is_null($this->next);
}
/**
* @param array|File[] $pages
*/
public function setPages(array $pages = [])
{
foreach ($pages as $file) {
array_push($this->pages, new ViewFile($this->project, $file->getUid()));
}
}
/**
* @return array|ViewFile[]
*/
public function getPages()
{
return $this->pages;
}
}