BookStack/app/Entities/Tools/SiblingFetcher.php

57 lines
1.7 KiB
PHP

<?php
namespace BookStack\Entities\Tools;
use BookStack\Entities\EntityProvider;
use BookStack\Entities\Models\Book;
use BookStack\Entities\Models\Bookshelf;
use BookStack\Entities\Models\Chapter;
use BookStack\Entities\Models\Page;
use BookStack\Entities\Queries\EntityQueries;
use Illuminate\Support\Collection;
class SiblingFetcher
{
public function __construct(
protected EntityQueries $queries,
protected ShelfContext $shelfContext,
) {
}
/**
* Search among the siblings of the entity of given type and id.
*/
public function fetch(string $entityType, int $entityId): Collection
{
$entity = (new EntityProvider())->get($entityType)->visible()->findOrFail($entityId);
$entities = [];
// Page in chapter
if ($entity instanceof Page && $entity->chapter) {
$entities = $entity->chapter->getVisiblePages();
}
// Page in book or chapter
if (($entity instanceof Page && !$entity->chapter) || $entity instanceof Chapter) {
$entities = $entity->book->getDirectVisibleChildren();
}
// Book
// Gets just the books in a shelf if shelf is in context
if ($entity instanceof Book) {
$contextShelf = $this->shelfContext->getContextualShelfForBook($entity);
if ($contextShelf) {
$entities = $contextShelf->visibleBooks()->get();
} else {
$entities = $this->queries->books->visibleForList()->get();
}
}
// Shelf
if ($entity instanceof Bookshelf) {
$entities = $this->queries->shelves->visibleForList()->get();
}
return $entities;
}
}