public function removeBook($book)
{
$model = \app\models\RelLibraryBook::findOne(['library_id' => $this->library_id, 'book_id' => $book->book_id]);
if ($model === null) {
return false;
}
return $model->delete();
}
public function getRelLibraryBooks()
{
return $this->hasMany(\app\models\RelLibraryBook::className(), ['book_id' => 'book_id']);
}
