using System;
using System.Collections.Generic;
using System.Linq;
using MonoTouch.Foundation;
using MonoTouch.UIKit;
using MonoTouch.CoreBluetooth;
using MonoTouch.CoreLocation;
using MonoTouch.CoreFoundation;
using MonoTouch.AVFoundation;

namespace FlappyMonkey.iOS
{
 [Register ("AppDelegate")]
   class Program : UIApplicationDelegate
    {
        Game1 game;

       static readonly string uuid = "8DEEFBB9-F738-4297-8040-96668BB44281";
        static readonly string uuidMinor = "";
       static readonly string uuidMajor = "";

        /*
           1 - 4025
         2 - 4016
         3 - 4004
      */

       static readonly string beaconId = "DRCBC2014";


     static CBPeripheralManager peripheralMgr;
        //BTPeripheralDelegate peripheralDelegate;
       static CLLocationManager locationMgr;
        static CLProximity previousProximity;
        static float volume = 0.5f;
      static float pitch = 1.0f;


     public override void FinishedLaunching (UIApplication app)
       {
            // Fun begins..
          MonitorBeacons ();
           game = new Game1 ();
         game.Run ();

      }
            

      public static void MonitorBeacons()
      {
            var beaconUUID = new NSUuid (uuid);
          var beaconRegion = new CLBeaconRegion (beaconUUID, beaconId);

         beaconRegion.NotifyEntryStateOnDisplay = true;
           beaconRegion.NotifyOnEntry = true;
           beaconRegion.NotifyOnExit = true;
        
         locationMgr = new CLLocationManager ();

           locationMgr.RegionEntered += (object sender, CLRegionEventArgs e) => {
               if (e.Region.Identifier == beaconId) {
                   UILocalNotification notification = new UILocalNotification () { AlertBody = "Digital Relativity Wuz Here" };
                 UIApplication.SharedApplication.PresentLocationNotificationNow (notification);
               }
            } ;

           locationMgr.DidRangeBeacons += (object sender, CLRegionBeaconsRangedEventArgs e) => {
                Console.WriteLine("Beacon event!");
              if (e.Beacons.Length > 0) {

                   CLBeacon beacon = e.Beacons [0];
                 string message = "";
                 switch (beacon.Proximity) {
                  case CLProximity.Immediate:

                       UILocalNotification notification = new UILocalNotification () { AlertBody = "Digital Relativity Wuz Here" };
                     UIApplication.SharedApplication.PresentLocationNotificationNow (notification);

                        //message = "You found the beacon! Minor " + beacon.Minor.ToString();
                        break;
                   case CLProximity.Near:

                        //message = "You're getting warmer";
                     break;
                   case CLProximity.Far:

                     //message = "You're freezing cold";
                      break;
                   case CLProximity.Unknown:

                     //message = "I dunno WTF you are.";
                      break;
                   }

                 if (previousProximity != beacon.Proximity) {
                     Speak (message);
                 }

                 previousProximity = beacon.Proximity;
                }
            } ;

           locationMgr.StartMonitoring (beaconRegion);
          locationMgr.StartRangingBeacons (beaconRegion);

       }

     public override void ReceivedLocalNotification(UIApplication application, UILocalNotification notification)
      {
            NSUrl request = new NSUrl("http://www.digitalrelativity.com/craft-brewers-conference-2014/");
            UIApplication.SharedApplication.OpenUrl(request);
        }

     public static void Speak (string text)
       {
            var speechSynthesizer = new AVSpeechSynthesizer ();

           //          var voices = AVSpeechSynthesisVoice.GetSpeechVoices ();

           var speechUtterance = new AVSpeechUtterance (text) {
             Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
              Voice = AVSpeechSynthesisVoice.FromLanguage ("en-AU"),
               Volume = volume,
             PitchMultiplier = pitch
          } ;

           speechSynthesizer.SpeakUtterance (speechUtterance);
      }

     /// <summary>
        /// The main entry point for the application.
        /// </summary>
       static void Main (string[] args)
     {
            UIApplication.Main (args, null, "AppDelegate");
      }
    }
}