public function actionIndexWithRelationships()
{
// 1. Check what parameter of detail has been passed
$room_id = Yii::$app->request->get('room_id', null);
$reservation_id = Yii::$app->request->get('reservation_id', null);
$customer_id = Yii::$app->request->get('customer_id', null);
// 2. Fill three models: roomSelected, reservationSelected and customerSelected and
// Fill three arrays of models: rooms, reservations and customer;
$roomSelected = null;
$reservationSelected = null;
$customerSelected = null;
if ($room_id != null) {
$roomSelected = Room::findOne($room_id);
$rooms = array($roomSelected);
$reservations = $roomSelected->reservations;
$customers = $roomSelected->customers;
} else {
if ($reservation_id != null) {
$reservationSelected = Reservation::findOne($reservation_id);
$rooms = array($reservationSelected->room);
$reservations = array($reservationSelected);
$customers = array($reservationSelected->customer);
} else {
if ($customer_id != null) {
$customerSelected = Customer::findOne($customer_id);
$rooms = $customerSelected->rooms;
$reservations = $customerSelected->reservations;
$customers = array($customerSelected);
} else {
$rooms = Room::find()->all();
$reservations = Reservation::find()->all();
$customers = Customer::find()->all();
}
}
}
return $this->render('index-with-relationships', ['roomSelected' => $roomSelected, 'reservationSelected' => $reservationSelected, 'customerSelected' => $customerSelected, 'rooms' => $rooms, 'reservations' => $reservations, 'customers' => $customers]);
}
/**
* Finds the Room model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Room the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Room::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
