42 lines
1.1 KiB
PHP
42 lines
1.1 KiB
PHP
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<?php
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namespace App\Services;
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use App\Album;
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use App\Helpers\DbHelper;
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class AlbumService
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{
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/**
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* Get a list of all albums in a flattened tree-structure.
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* @return mixed
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*/
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public function getFlattenedAlbumTree()
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{
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$allAlbums = DbHelper::getAlbumsForCurrentUser_NonPaged()->get();
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$result = [];
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$this->buildAlbumTree($result, $allAlbums);
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return $result;
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}
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private function buildAlbumTree(array &$result, $allAlbums, Album $parent = null, $level = 0)
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{
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$parentAlbums = [];
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foreach ($allAlbums as $album)
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{
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if ((is_null($parent) && is_null($album->parent_album_id)) || (!is_null($parent) && $album->parent_album_id == $parent->id))
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{
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$parentAlbums[] = $album;
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}
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}
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foreach ($parentAlbums as $album)
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{
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$album->display_name = trim(sprintf('%s %s', str_repeat('-', $level), $album->name));
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$result[$album->id] = $album;
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$this->buildAlbumTree($result, $allAlbums, $album, $level + 1);
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}
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}
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}
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