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@@ -26,6 +26,11 @@ The view controller of the app.
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*/
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class SyncController: UIViewController{
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+ var delegate: AppDelegate?
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+
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+ var nowSyncing: Bool = false
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+ var syncTimer: Timer? = nil
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+
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@IBOutlet weak var pb: UIProgressView!
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@IBOutlet weak var lb: UILabel!
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@@ -39,18 +44,80 @@ class SyncController: UIViewController{
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*/
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override func viewDidLoad() {
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- NSLog(":SYNC:LOG: SyncController shown.")
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+ NSLog(":SYNCCONTROLLER:LOG: SyncController shown.")
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+ self.delegate = UIApplication.shared.delegate as? AppDelegate
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+ self.delegate?.syncController = self
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super.viewDidLoad()
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- // Initial setup
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- pb.progress = 0
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- // Start the timer
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- Timer.scheduledTimer(timeInterval: 0.1, target: self, selector: #selector(progress), userInfo: nil, repeats: true)
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}
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+ override func viewDidAppear(_ animated: Bool) {
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+ if UserDefaults.standard.object(forKey: "userId") == nil{
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+ NSLog(":SYNCCONTROLLER:LOG: First run. Generating user ID and syncing...")
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+ let newUid = randomString(length: 16)
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+ let defaults = UserDefaults.standard
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+ defaults.set(newUid, forKey: "userId")
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+ // Initial setup
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+ pb.progress = 0
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+
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+ // Start the timer
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+ Timer.scheduledTimer(timeInterval: 0.1, target: self, selector: #selector(progress), userInfo: nil, repeats: true)
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+
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+ syncTimer = Timer.scheduledTimer(timeInterval: 5, target: self, selector: #selector(endSync), userInfo: nil, repeats: true)
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+
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+ initialSync()
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+ }
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+ else{
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+ startApp()
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+ }
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+ }
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+
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+ func endSync(){
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+ if self.nowSyncing == false{
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+ syncTimer?.invalidate()
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+ startApp()
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+ }
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+ }
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+
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+ func startApp(){
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+ performSegue(withIdentifier: "SegueInit", sender: nil)
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+ }
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+
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+ /**
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+ Handles the initial sync process.
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+ It can start it, showing the sync screen, or finish it, hidding the screen.
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+ :param: showScreen True to start the sync, false to end it.
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+ */
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+ func initialSync(){
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+ //performSegue(withIdentifier: "SegueSync", sender: nil)
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+ Sync(synchronous: true)
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+ }
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+
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+
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+ /**
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+ Generates a random string to be used as a user identifier.
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+ :param: length The length of the generated string.
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+ :return: A random alphanumeric string with the indicated length.
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+ */
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+ func randomString(length: Int) -> String {
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+
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+ let letters : NSString = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
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+ let len = UInt32(letters.length)
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+
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+ var randomString = ""
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+
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+ for _ in 0 ..< length {
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+ let rand = arc4random_uniform(len)
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+ var nextChar = letters.character(at: Int(rand))
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+ randomString += NSString(characters: &nextChar, length: 1) as String
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+ }
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+
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+ return randomString
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+ }
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+
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/**
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Signal to update the progressbar and, maybe, the tag.
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Iñigo Valentin