     
     func isNotStudentInQueue(name: String, time: String) -> Bool {
         let studentsWithSameName = students.filter { $0.name == name }
-        guard let student = studentsWithSameName.first else {
+        guard let _ = studentsWithSameName.first else {
             return true  // Because we don't want to add it to the queue
         }
         return studentsWithSameName.filter { existing in

    
    func pushStudentToQueue(name: String, time:String, seat: String) {
        print(">>> pushStudentToQueue()")
        students.append(Student(name: name, time: time, seat: seat))
        vibratePhone()
    }
    
    // TODO: Check if you could use the same session with WKWebView and Alamofire
}

struct Student {

import Kanna
import Alamofire
import AVFoundation
import UserNotifications

struct Constants {
    static let aPlusURL = "https://plus.cs.hut.fi/a1141/2016/"
