<?php

namespace App\Http\Controllers;

use App\Services\DummyDataService;

class RekomendasiController extends Controller
{
    /**
     * Helper function untuk mengekstrak ID video dari URL YouTube.
     */
    private function extractYouTubeId(string $url): ?string
    {
        preg_match('/(v=|vi=|youtu.be\/|embed\/|\/v\/|\?v=|\&v=)(.+?)\b/i', $url, $matches);
        return $matches[2] ?? null;
    }

    public function show($id)
    {
        $rekomendasi = DummyDataService::getRekomendasiPembelajaran()->firstWhere('id', (int)$id);
        abort_if(!$rekomendasi, 404);

        // Menambahkan thumbnail YouTube ke setiap rekomendasi
        $embedLink = null;
        $videoId = $this->extractYouTubeId($rekomendasi['youtube_link']);
        if ($videoId) {
            $embedLink = "https://www.youtube.com/embed/" . $videoId;
        }
        $rekomendasi['youtube_embed_link'] = $embedLink;

        return view('rekomendasiShow', [
            'pageTitle' => $rekomendasi['judul'],
            'rekomendasi' => $rekomendasi,
        ]);
    }
}