<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Http\Requests\Api\BaseShow;
use App\Http\Requests\Api\VideoIndex;
use App\Http\Resources\VideoResource;
use App\Models\VideoItem;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Resources\Json\JsonResource;

class VideoController extends Controller
{
    /**
     * Display the specified resource.
     *
     * @param VideoIndex $request
     * @return JsonResource|JsonResponse
     */
    public function index(VideoIndex $request)
    {
        $data = $request->validated();

        $query = VideoItem::full()
            ->select('video_items.*', 'video_item_languages.*')
            ->where('status', 'published');

        $perPage = $data['perPage'] ?? 4;
        $page = $data['page'] ?? 1;

        $query->with([
            'topic' => function($query) {
                $query->full();
            },
            'image',
            'video',
        ]);

        $videoItems = $query->paginate($perPage, ['*'], 'page', $page);

        $paginationData = [
            'currentPage' =>  intval($videoItems->currentPage()),
            'lastPage' => intval($videoItems->lastPage()),
            'perPage' =>  intval($videoItems->perPage()),
            'total' =>  intval($videoItems->total()),
            'count' =>  intval($videoItems->count()),
            'hasMorePages' => $videoItems->hasMorePages(),
            'nextPageUrl' => $videoItems->nextPageUrl(),
            'prevPageUrl' => $videoItems->previousPageUrl(),
        ];

        if ($videoItems) {
            return [
                'data' => VideoResource::collection($videoItems),
                'pagination' => $paginationData,
            ];
        }
        return response()->json([], 404);
    }

    /**
     * Display the specified resource.
     *
     * @param BaseShow $request
     * @return JsonResource|JsonResponse
     */
    public function show(BaseShow $request)
    {
        $data = $request->validated();

        $query = VideoItem::full()
            ->select('video_items.*', 'video_item_languages.*')
            ->where('status', 'published')
            ->where('lang_slug', $data['slug']);

        $query->with([
            'topic' => function($query) {
                $query->full();
            },
            'image',
            'video',
        ]);

        $videoItem = $query->first();

        if ($videoItem) {
            return new VideoResource($videoItem);
        }

        return response()->json([], 404);
    }
}