<?php
require_once __DIR__ . '/db/config.php';

$channel_id = 'UCv4OxMyz0n-KQfATK3Tbexg';
$rss_url = 'https://www.youtube.com/feeds/videos.xml?channel_id=' . $channel_id;

$xml_content = @file_get_contents($rss_url);

if ($xml_content === false) {
    die('Failed to fetch YouTube RSS feed. The channel ID might be incorrect or the channel may not have any videos.');
}

$xml = new SimpleXMLElement($xml_content);

if (!isset($xml->entry)) {
    die('No video entries found in the RSS feed.');
}

$pdo = db();

$stmt = $pdo->prepare("INSERT IGNORE INTO youtube_videos (youtube_id, title, thumbnail_url, published_at) VALUES (:youtube_id, :title, :thumbnail_url, :published_at)");

foreach ($xml->entry as $entry) {
    $media = $entry->children('media', true);
    $yt = $entry->children('yt', true);

    $video_id = (string)$yt->videoId;
    $title = (string)$media->group->title;
    $thumbnail_url = (string)$media->group->thumbnail->attributes()->url;
    $published_at = new DateTime((string)$entry->published);

    $stmt->execute([
        ':youtube_id' => $video_id,
        ':title' => $title,
        ':thumbnail_url' => $thumbnail_url,
        ':published_at' => $published_at->format('Y-m-d H:i:s')
    ]);
}

echo "YouTube videos have been successfully imported.";