<?php

namespace App\Http\Controllers\Fo;

use App\Http\Controllers\Controller;
use App\Models\News;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Cache;

class NewsController extends Controller
{
    /**
     * News index
     *
     * @param \Illuminate\Http\Request $request
     * @return \Illuminate\Contracts\View\View|\Illuminate\Contracts\View\Factory|\Illuminate\Http\JsonResponse
     */
    public function index(Request $request)
    {
        if ($request->wantsJson()) {
            $currentLocale = app()->currentLocale();
            $newsList      = News::query()
                ->where('status', true)
                ->whereJsonContains('locales', $currentLocale)
                ->orderBy('order')
                ->paginate();
            return \response()->json(\collect($newsList->items())
            ->map(fn ($newsModel) => $this->renderNews($newsModel)));
        }
        return view('fo.pages.news.index');
    }

    /**
     * Product show
     *
     * @param \App\Models\News $publishedNews
     * @return \Illuminate\Contracts\View\View
     */
    public function show(News $publishedNews)
    {
        $currentLocale   = app()->currentLocale();
        $relatedNewsList = News::query()
            ->where('id', '!=', $publishedNews->id)
            ->where('status', true)
            ->whereJsonContains('locales', $currentLocale)
            ->orderBy('order', 'DESC')
            ->limit(2)->get();
        return view('fo.pages.news.show', [
            'newsModel' => $publishedNews,
            'relatedNewsList' => $relatedNewsList
        ]);
    }

    /**
     * Render a news for JS usage (ajax)
     *
     * @param \App\Models\News $newsModel
     * @return string Base64 rendered view.
     */
    private function renderNews(News $newsModel): string
    {
        $locale = \app()->currentLocale();
        return Cache::remember(
            "NewsRendered_{$locale}_{$newsModel->id}_{$newsModel->updated_at}",
            60,
            function () use ($newsModel) {
                $pictures = $newsModel->picture_list;
                return \base64_encode(\view(
                    'fo.pages.news.bloc',
                    [
                        'newsModel' => $newsModel,
                        'pictures' => $pictures
                    ]
                )->render());
            }
        );
    }
}