private function canAdd(\App\User $user, $request)
{
if (\App\Subscription::isSubscribed($user)) {
return true;
} else {
$deck = \App\Deck::find($request->id);
if ($deck->users->count() >= DeckAddUser::USER_LIMIT) {
return false;
} else {
return true;
}
}
}
/**
* Show the statistics for the entire deck. Can only be accessed if the user has edit permissions on the deck.
* @param Request $request - a HTTP request
* @param $id - id of the deck.
*/
public function deckStats(Request $request, $id)
{
$deck = \App\Deck::find($id);
$deckStatsCalculator = new \App\Stats\DeckStatsCalculator($deck);
$numUsers = $deckStatsCalculator->numUsers();
$totalTime = $deckStatsCalculator->totalTime();
$totalInteractions = $deckStatsCalculator->totalInteractions();
$mostDifficultConcepts = $deckStatsCalculator->mostDifficultConcepts();
$mostIntuitiveConcepts = $deckStatsCalculator->mostIntuitiveConcepts();
$mostDifficultCards = $this->convertArrayKeysToFlashcards($mostDifficultConcepts);
$mostIntuitiveCards = $this->convertArrayKeysToFlashcards($mostIntuitiveConcepts);
$accuracy = $deckStatsCalculator->accuracy();
return view('stats.deck')->with(['deck' => $deck, 'numUsers' => $numUsers, 'totalTime' => $totalTime, 'totalInteractions' => $totalInteractions, 'mostDifficultConcepts' => $mostDifficultConcepts, 'mostIntuitiveConcepts' => $mostIntuitiveConcepts, 'mostDifficultCards' => $mostDifficultCards, 'mostIntuitiveCards' => $mostIntuitiveCards, 'accuracy' => round($accuracy * 100)]);
}
public function next(Request $request, $id, $type)
{
if (!$this->isValidSessionType($type)) {
return response('Not found.', 404);
}
$sessionManager = Session::get('sessionManager');
try {
$remainingFlashcards = $sessionManager->remainingFlashcards();
} catch (\InvalidArgumentException $e) {
return 'Error';
}
try {
$totalFlashcards = $sessionManager->getTotalFlashcards();
} catch (\InvalidArgumentException $e) {
return 'Error';
}
$user = $request->user();
$deck = \App\Deck::find($id);
$fromWhence = Session::get('fromWhence');
$answer = new \App\Answer($request->answer, $fromWhence);
if ($info = $sessionManager->next($answer)) {
if ($info['next'] instanceof \App\QuestionAnswer) {
Session::put('fromWhence', 'multiple-choice');
return view('session.' . $type)->with(['type' => $type, 'deck' => $deck, 'question' => $info['next']->getQuestion(), 'answers' => $info['next']->getChoices(), 'cardtype' => $info['next']->getCardtype(), 'previouslyCorrect' => $info['previouslyCorrect'], 'remainingFlashcards' => $remainingFlashcards, 'totalFlashcards' => $totalFlashcards]);
} else {
if ($info['next'] instanceof \App\Flashcard) {
Session::put('fromWhence', 'card');
return view('session.card')->with(['card' => $info['next'], 'type' => $type, 'deck' => $deck, 'previouslyCorrect' => $info['previouslyCorrect'], 'remainingFlashcards' => $remainingFlashcards, 'totalFlashcards' => $totalFlashcards]);
}
}
} else {
$sessionManager->end();
$sessionCalculator = new \App\Stats\SessionStatsCalculator($sessionManager->getSession());
$time = $sessionCalculator->totalTime();
$cardsInteractedWith = $sessionCalculator->totalInteractions();
$accuracy = $sessionCalculator->accuracy();
$timePerCard = $cardsInteractedWith == 0 ? 0 : $time / $cardsInteractedWith;
return view('session.complete')->with(['deck' => $deck, 'time' => $time, 'cardsInteractedWith' => $cardsInteractedWith, 'accuracy' => $accuracy, 'timePerCard' => $timePerCard]);
}
}
/**
* Copy a deck to this user
*/
public function copyDeck(Request $request)
{
$id = $request->id;
$deck = Deck::find($id);
$newDeck = $deck->clone();
Auth::user()->decks()->save($newDeck, ['permissions' => 'edit']);
}