1: <?php
 2: 
 3: /**
 4:  * Deep
 5:  *
 6:  * @package      rsanchez\Deep
 7:  * @author       Rob Sanchez <info@robsanchez.com>
 8:  */
 9: 
10: namespace rsanchez\Deep\Collection;
11: 
12: use rsanchez\Deep\Collection\FilterableTrait;
13: use rsanchez\Deep\Collection\FilterableInterface;
14: use Illuminate\Database\Eloquent\Collection;
15: 
16: /**
17:  * Collection of \rsanchez\Deep\Model\Asset
18:  */
19: class AssetCollection extends Collection implements FilterableInterface
20: {
21:     use FilterableTrait;
22: 
23:     /**
24:      * Get the URL of the first item in the collection
25:      * @return string
26:      */
27:     public function __toString()
28:     {
29:         $asset = $this->first();
30: 
31:         return $asset ? $asset->url : '';
32:     }
33: 
34:     /**
35:      * {@inheritdoc}
36:      */
37:     public function toArray()
38:     {
39:         // flatten the array keys
40:         return array_values(parent::toArray());
41:     }
42: }
43: