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<?php

namespace PrestoPlayer\Models;

class Post
{
    protected $post;

public function __construct(\WP_Post $post)
    {
        $this->post = $post;
    }

/**
     * Find video id in post using multiple methods
     *
     * @return int|false
     */
    public function findVideoId()
    {
        // first check for id in block
        $id = $this->getVideoIdFromBlock();
        if ($id) {
            return (int) $id;
        }

$id = $this->getVideoIdFromShortcode();
        if ($id) {
            return (int) $id;
        }

$id = $this->getVideoIdFromContent();
        if ($id) {
            return (int) $id;
        }

return false;
    }

/**
     * Find the video id from the shortcode
     *
     * @return int|false
     */
    public function getVideoIdFromShortcode()
    {
        $pattern = get_shortcode_regex();
        $content = $this->post->post_content;
        preg_match_all("/$pattern/", $content, $matches);

$shortcode = array_keys($matches[2], 'presto_player');
        if (!$shortcode) {
            return false;
        }
        if (empty($matches[3][0])) {
            return false;
        }

// get media hub id
        $atts = shortcode_parse_atts($matches[3][0]);
        if (!empty($atts['id'])) {
            $this->post = get_post($atts['id']);
            return $this->findVideoId();
        }
    }

/**
     * Get the video id from the block
     */
    public function getVideoIdFromBlock()
    {
        $blocks = parse_blocks($this->post->post_content);

foreach ($blocks as $block) {
            // inside wrapper block
            if ('presto-player/reusable-edit' === $block['blockName'] && !empty($block['innerBlocks'])) {
                $block = $block['innerBlocks'][0];
            }

// find the id attribute in the block
            if (in_array($block['blockName'], Block::getBlockTypes())) {
                if (!empty($block['attrs']['id'])) {
                    return $block['attrs']['id'];
                }
            }
        }

return false;
    }

/**
     * Fallback - get video id from comment in content
     */
    public function getVideoIdFromContent()
    {
        $content = $this->post->post_content;

preg_match_all("/(?<=)/", $content, $matches);
        if (!empty($matches[0][0])) {
            return (int) $matches[0][0];
        }

return false;
    }
}