Undefined index: image (when dealing with a video). about php-quill-renderer HOT 3 CLOSED

<?php

declare(strict_types=1);

namespace DBlackborough\Quill\Delta\Html;

/**
 * Default delta class for video inserts
 *
 * @author Dean Blackborough <[email protected]>
 * @copyright Dean Blackborough
 * @license https://github.com/deanblackborough/php-quill-renderer/blob/master/LICENSE
 */
class Video extends Delta
{
    /**
     * Set the initial properties for the delta
     *
     * @param string $insert
     * @param array $attributes
     */
    public function __construct(string $insert, array $attributes = [])
    {
        $this->tag = null;

        $this->insert = $insert;
        $this->attributes = $attributes;
    }

    /**
     * Render the HTML for the specific Delta type
     *
     * @return string
     */
    public function render(): string
    {
        return "<iframe src=\"{$this->insert}\" allowfullscreen></iframe>";
    }
}

if (isset($quill['insert']['image'])) {
    $this->image($quill);
} elseif (isset($quill['insert']['video'])) {
    $this->video($quill);
}

use DBlackborough\Quill\Delta\Html\Video;

...

/**
 * Video, assign to the video Delta.
 * 
 * @param  array  $quill
 * 
 * @return void
 */
public function video(array $quill)
{
    $this->deltas[] = new Video($quill['insert']['video']);
}