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path: root/app/Libraries/Helper.php
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<?php
namespace App\Libraries;
use Illuminate\Support\Facades\DB;

use Carbon\Carbon;

use App\Libraries\AnimeSchedule;
use App\Libraries\AnimeSeason;
use App\Anime;
use App\AnimeStats;
use App\MALUser;
use App\Calendar;
use App\Airing;

use Eluceo\iCal\Component\Calendar as iCalendar; 
use Eluceo\iCal\Component\Event;

class Helper {
	public function getCalendar( $username ) {
		$user = MALUser::where('username', $username)->get()->first();

		$vCalendar = new iCalendar('animes.iamfabulous.de');
		$vCalendar->setName('Anime Schedule');

		foreach( $user->calendar()->get() as $anime ) {

			if ( is_null($anime->episodes_complete) ) {
				$episodes_complete = '?';	
			} else {
				$episodes_complete = $anime->episodes_complete;
			}

			$vEvent = new Event();

			$vEvent
				->setDtStart(new \DateTime($anime->airing_at))
                                ->setDtEnd( new \DateTime(Carbon::create($anime->airing_at)->add($anime->duration, 'minutes')) )
                                ->setNoTime(false)
                                ->setSummary( $anime->title . " (" . $anime->episode . "/" . $episodes_complete . ")" )
                                ->setUrl( env("APP_URL") )
                                ->setDescription( "(Episode " . $anime->episode . "/" . $episodes_complete . ") You have watched " . $anime->episodes_watched . " episodes of " . $anime->title . " and scored it with " . $anime->score_user . ". (Public score: ". $anime->score .")\n\n" . $anime->mal_url );

			$vCalendar->addComponent($vEvent);
		}

		return $vCalendar->render();

	}

        public function setCalendar($username) {
                $user = MALUser::where('username', $username)->get()->first();

		if ( is_null($user) ) {
			echo "setCalendar: User (" .  $username . ") does not exists. Skipping\n";
			return;
		}

		if ( is_null($user->IsWatching) ) {
			echo "setCalendar: User (" .  $username . ") does not watch any anime. Skipping\n";
			return;
		}

                foreach( $user->IsWatching as $anime ) {
                        $stats = $anime->getStats()->get()->first();
                        $airing = $anime->getAiring()->get()->first();

			if ( is_null($airing) ) {
				echo "setCalendar: There is a bug: Anime can't be null.";
			}
			/**
			 * Check for duplicate entry.
			 */
			$check = Calendar::where('mal_id', $anime->mal_id)->where('user_id', $user->id)->where(
				function($q) use ($airing){
					$q->where('episode', $airing->episode)->orWhere('airing_at', $airing->aired_at);
				})->get()->first();

			/**
			 * Check if we already have an entry. If we don't continue it raises an sql integrity error.
			 */
			if ( ! is_null( $check ) ) {

				/**
				 * Update watched episodes.
				 */
				$check_watched_anime = DB::table('is_watching')
							    ->where('mal_id', $anime->mal_id)
							    ->where('user_id', $user->id)
							    ->get()->first();
				if ( $check_watched_anime->episodes_watched != $check->episodes_watched ) {
					echo "setCalendar: update episodes_watched from " . $check->episodes_watched . " to " . $check_watched_anime->episodes_watched . "\n";

					$check->episodes_watched = $check_watched_anime->episodes_watched;
					$check->save();
				} else if ( $check_watched_anime->score_user != $check->score ){
					$check->score = $check_watched_anime->score_user;
					$check->save();
				} else {
					echo "setCalendar: duplicate entry. ".$anime->mal_id." continue\n";
				}

				continue;
			}

                        $calendar = new Calendar();     
                        $calendar->mal_id = $anime->mal_id;
                        $calendar->user_id = $anime->Watching->user_id;
                        $calendar->username = $username;
                        $calendar->airing_at  = $airing->aired_at;
                        $calendar->duration = $airing->duration;            
                        $calendar->episode = $airing->episode;             
                        $calendar->episodes_watched = $anime->Watching->episodes_watched;
                        $calendar->episodes_complete = $anime->episodes;
                        $calendar->score = $stats->score;
                        $calendar->score_user = $anime->Watching->score_user;
                        $calendar->title = $anime->title_pref;
                        $calendar->mal_url = $anime->url;

                        $calendar->save();
                }
        }

	public function setIsWatching($username) {
		$user = MALUser::where('username', $username)->get()->first();

		if ( is_null($user) ) {
			echo "setIsWatching: User (" .  $username . ") does not exists. Skipping\n";
			return;
		}
		
		$actually_watching = array();

		foreach( $user->getIsWatching() as $anime_details ) {
			$check = DB::table('is_watching')
				->where('mal_id', $anime_details["mal_id"])
				->where('user_id', $user->id)
				->exists();

			if ( $check ) {
				$actually_watching[] = $anime_details["mal_id"];

				/**
				 * Update watched episodes.
				 */
				$check_watched_anime = DB::table('is_watching')
							    ->where('mal_id', $anime_details["mal_id"])
							    ->where('user_id', $user->id)
							    ->get()->first();
				if ( $check_watched_anime->episodes_watched != $anime_details["episodes_watched"] ) {
					DB::update('UPDATE is_watching SET episodes_watched = ? WHERE mal_id = ? AND user_id = ?',
						[ $anime_details["episodes_watched"], $anime_details["mal_id"], $user->id] );
				}

				/**
				 * Update user given score.
				 */
				if ( $check_watched_anime->score_user != $anime_details["score_user"] ) {
					DB::update('UPDATE is_watching SET score_user = ? WHERE mal_id = ? AND user_id = ?',
						[ $anime_details["score_user"], $anime_details["mal_id"], $user->id] );
				}

				continue;
			}
			$anime = Anime::where('mal_id', $anime_details["mal_id"])->get()->first();
			$user->IsWatching()->save( $anime, $anime_details );

			$actually_watching[] = $anime_details["mal_id"];
		}

		/**
		 * Check for anime which aren't watched anymore and delete them.
		 */
		$not_watched = DB::table('is_watching')
				->where('user_id', $user->id)
				->whereNotIn('mal_id', $actually_watching)
				->delete();
	}

	public function createUser( $username ) {
		$user = MALUser::where('username', $username)->get()->first();

		if ( is_null($user) ) {
			$user = new MALUser();
			$user->set( $username );

			$user->save();
		}

		return $user;
	}

	public function setIsWatchingForAll() {
		$users = MALUser::all();
		foreach( $users as $user ) {
			$this->setIsWatching( $user->username );
		}
	}
	public function setCalendarForAll() {
		$users = MALUser::all();
		foreach( $users as $user ) {
			$this->setCalendar( $user->username );
		}
	}

}