ramamilaneh

//: Playground - noun: a place where people can play

import UIKit
import XCPlayground

let mainView = UIView(frame: CGRect(x: 0, y: 0, width: 375, height: 667 ))
mainView.backgroundColor = UIColor.blue
let sun = UIImageView(image: UIImage(named: "Sun"))
sun.frame.size = CGSize(width: mainView.frame.width/2, height: mainView.frame.width/2)
sun.center.y = mainView.bounds.height + sun.frame.width/2

ramamilaneh

import UIKit
import XCPlayground

public class ViewController: UIViewController, UITableViewDelegate, UITableViewDataSource {
    
    var tableView: UITableView!
    var numbers = [Int]()
    
    override public func viewDidLoad() {

ramamilaneh

import UIKit
import CoreLocation
import Charts

class ViewController: UIViewController, ChartViewDelegate {
    
    let locationManager = CLLocationManager()
    var latitude = Double()
    var longitude = Double()
    var storeData = DataStore.sharedInstance

ramamilaneh

func addNotificationObservers(){
     NotificationCenter.default.addObserver(self, selector: #selector(switchViewController(with:)), name: .closeLoginVC, object: nil)
     NotificationCenter.default.addObserver(self, selector: #selector(switchViewController(with:)), name: .closeMainVC, object: nil)
            }

ramamilaneh

func addNotificationObservers(){
     NotificationCenter.default.addObserver(self, selector: #selector(switchViewController(with:)), name: .closeLoginVC, object: nil)
     NotificationCenter.default.addObserver(self, selector: #selector(switchViewController(with:)), name: .closeMainVC, object: nil)
            }

ramamilaneh

func switchViewController(with notification: Notification) {
        
        switch notification.name {
        case Notification.Name.closeLoginVC:
            switchToViewController(with: .mainVC)
        case Notification.Name.closeMainVC:
            switchToViewController(with: .loginVC)
        default:
            fatalError("\(#function) - Unable to match notficiation name.")
        }

ramamilaneh

extension Notification.Name {
    
    static let closeLoginVC = Notification.Name("close-login-view-controller")
    static let closeMainVC = Notification.Name("close-main-view-controller")
    
}

enum StoryboardID: String  {
    
    case loginVC = "login-view-controller"

ramamilaneh

func loadViewController(withID id: StoryboardID) -> UIViewController {
        let storyboard = UIStoryboard(name: "Main", bundle: nil)
        return storyboard.instantiateViewController(withIdentifier: id.rawValue)
    }

func add(viewController: UIViewController, animated: Bool = false) {
        
        self.addChildViewController(viewController)
        containerView.addSubview(viewController.view)
        containerView.alpha = 0.0

ramamilaneh

func loadInitialViewController() {
        
       let id: StoryboardID = FIRAuth.auth()?.currentUser?.uid != nil ? .mainVC : .loginVC
       self.actingVC = self.loadViewController(withID: id)
       self.add(viewController: self.actingVC, animated: true)
  
    }

ramamilaneh

func logout() {
        
        do{
            try FIRAuth.auth()?.signOut()

        }catch let error{
            print(error)
        }
        NotificationCenter.default.post(name: .closeMainVC, object: nil)
    }