<?php

namespace App\Http\Controllers;

use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
use Illuminate\Foundation\Bus\DispatchesJobs;
use Illuminate\Foundation\Validation\ValidatesRequests;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller as BaseController;
use Illuminate\Support\Facades\Session;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\View;

class Controller extends BaseController
{
    use AuthorizesRequests, DispatchesJobs, ValidatesRequests;

    protected $API_URL;

    private function getDataFromFileAndConvert($file, $path, $class, $maxItems = 0)
    {
        $data = json_decode(Storage::disk('local')->get($file));
        foreach ($path as $subobject) {
            $data = $data->$subobject;
	}
        $items = [];
        foreach ($data as $item_data) {
            $items[] = new $class($item_data);
            if ($maxItems && count($items) == $maxItems) {
                break;
            }
	}

        return $items;
    }

    public function __construct()
    {
        View::share('apiUrl', $this->API_URL = env('API_URL', 'http://api.6fm.nl/'));
        View::share('imgBase', env('IMAGE_BASE_URL', '/'));

        //View::share('onAir', file_get_contents(url('onair')));
        View::composer('widgets.laatstenieuws', function ($view) {
            $view->with('data', $this->getDataFromFileAndConvert('laatste_nieuws.json', ['news'], '\Model\NewsItem'));
        });
        View::composer('widgets.populairnieuws', function ($view) {
            $view->with('data', $this->getDataFromFileAndConvert('populair_nieuws.json', ['news'], '\Model\NewsItem'));
        });
        View::composer('widgets.nustraks', function ($view) {
            $data = json_decode(Storage::disk('local')->get('nu_straks.json'))->schedule;
            $programs = [];
            foreach ($data as $item_data) {
                $programs[] = $program = new \Model\Program($item_data->program);
                $program->start = self::JsonToDateTime($item_data->start);
                $program->end = self::JsonToDateTime($item_data->end);
            }

            // Need a bit of slack here, otherwise the current program may show up
            $now = new \DateTimeImmutable('2 minutes ago');
            $data = json_decode(Storage::disk('local')->get('zojuist.json'))->schedule;
            $i = 0;
            foreach (array_reverse($data) as $item_data) {
                $recent = $program = new \Model\Program($item_data->program);
                $recent->start = self::JsonToDateTime($item_data->start);
                $recent->end = self::JsonToDateTime($item_data->end);
                if (($recent->end < $now) && (!$recent->nonstop) && (!$recent->rerun)) {
                    $view->with('recent', $recent);
                    break;
                }
            }

            $view->with('data', $programs);
        });
        View::composer('widgets.laatstepodcasts', function ($view) {
            $view->with('data',
                $this->getDataFromFileAndConvert('laatste_podcasts.json', ['podcasts'], '\Model\Podcast'));
        });
        View::composer('widgets.regioagenda', function ($view) {
            $view->with('data', $this->getDataFromFileAndConvert('regioagenda.json', [], '\Model\CalendarEvent'));
        });
        View::composer('widgets.beelden', function ($view) {
            $view->with('data', $this->getDataFromFileAndConvert('beelden.json', ['items'], '\Model\NewsItem'));
        });
        View::composer('widgets.menu', function ($view) {
            $view->with('news', $this->getDataFromFileAndConvert('laatste_nieuws.json', ['news'], '\Model\NewsItem'))
                ->with('popular', $this->getDataFromFileAndConvert('populair_nieuws.json', ['news'], '\Model\NewsItem', 3))
                ->with('podcasts',
                    $this->getDataFromFileAndConvert('laatste_podcasts.json', ['podcasts'], '\Model\Podcast'));
        });

        View::share('disableBanners', env('DISABLE_BANNERS', false));
    }

    protected function registerView(Request $request, $type, $id)
    {
        if (config('app.env') == 'local') {
            return;
        }

        app('db')->insert('INSERT INTO `pagestats`(`type`, `item_id`, `visitor_ip`, `session`, `referer`) VALUES(:type, :id, :ip, :session, :referer)',
            [
                'type' => $type,
                'id' => $id,
                'ip' => $request->server('REMOTE_ADDR'),
                'session' => md5(Session::getId()),
                'referer' => $request->server('HTTP_REFERRER')
            ]);
    }

    protected function API($url)
    {
        $arrContextOptions = [
            'ssl' => [
                "verify_peer" => false,
                "verify_peer_name" => false,
	    ],
	    'http' => [
		'method' => 'GET',
                'header' => 'X-Api-Key: ' . sha1(request()->server('REMOTE_ADDR')) . "\r\n"
                         . 'X-User-Agent: ' . request()->server('HTTP_USER_AGENT') . "\r\n"
	    ]
        ];
//\dump($http_response_header);
	$result = @file_get_contents($this->API_URL . $url, false, stream_context_create($arrContextOptions));
	return $result ? json_decode($result) : null;
    }

    protected function checkAPI($url)
    {
        return $this->get_http_response_code($this->API_URL . $url);
    }

    protected function get_http_response_code($url)
    {
        $headers = get_headers($url);
        return substr($headers[0], 9, 3);
    }


    protected static function JsonToDateTime($obj)
    {
        return is_object($obj) ? new \DateTime($obj->date, new \DateTimeZone($obj->timezone)) : \Carbon\Carbon::parse($obj)->setTimezone(date_default_timezone_get());
    }

    public function __call($method, $arguments)
    {
        if (substr($method, 0, 5) == 'view_') {
            $view = substr($method, 5);
            if (view()->exists($view)) {
                return view($view);
            }
        }

        return abort(404);
    }

    public function getSidebareData()
    {
        $populair = [];
	$apiResult = $this->API('nieuws/populair?aantal=5');
        foreach ($apiResult->news as $_newsItem) {
            $populair[] = new \Model\NewsItem($_newsItem);
        }

        $newsItems = [];
        $apiResult = $this->API('nieuws/overzicht?aantal=5');
        foreach ($apiResult->news as $_newsItem) {
            $newsItems[] = new \Model\NewsItem($_newsItem);
        }

        return ['newsItems' => $newsItems, 'populair' => $populair];
    }
}