Addes error state to SocketControllerViewDelegate

Author: johnjcsmith

iPhoneMoCap.xcodeproj/project.pbxproj

@@ -72,7 +72,8 @@
 		AEC6BF3D1EAF320E007CA6E5 /* iPhoneMoCap */ = {
 			isa = PBXGroup;
 			children = (
-				F6DFBA871FB0590000AF04FD /* ARKit */,
+				F6DFBA751FB058B300AF04FD /* FaceGeoViewController.swift */,
+				F6DFBA731FB058B300AF04FD /* BlendShapeTracker.swift */,
 				AEFC972D1EB9A4EC0003E407 /* SocketController.swift */,
 				AEC6BF3E1EAF320E007CA6E5 /* AppDelegate.swift */,
 				AEC6BF451EAF320E007CA6E5 /* Assets.xcassets */,
@@ -90,15 +91,6 @@
 			name = Frameworks;
 			sourceTree = "<group>";
 		};
-		F6DFBA871FB0590000AF04FD /* ARKit */ = {
-			isa = PBXGroup;
-			children = (
-				F6DFBA751FB058B300AF04FD /* FaceGeoViewController.swift */,
-				F6DFBA731FB058B300AF04FD /* BlendShapeTracker.swift */,
-			);
-			path = ARKit;
-			sourceTree = "<group>";
-		};
 /* End PBXGroup section */
 
 /* Begin PBXNativeTarget section */

iPhoneMoCap/ARKit/BlendShapeTracker.swift iPhoneMoCap/BlendShapeTracker.swift

@@ -141,6 +141,11 @@ class FaceGeoViewController: UIViewController, ARSessionDelegate, SocketControll
             loadingBanner?.autoDismiss = false
             loadingBanner?.show()
             break
+        
+        
+        case .error(let message):
+            NotificationBanner(title: "Uh Oh!", subtitle: message, style: .danger).show()
+            break
         }
     }
 

iPhoneMoCap/ARKit/FaceGeoViewController.swift iPhoneMoCap/FaceGeoViewController.swift

@@ -9,6 +9,7 @@ protocol SocketControllerViewDelegate: class {
 enum SocketControllerState {
     case waitingForHost
     case readyToReceive
+    case error(message: String)
 }
 
 class SocketController: NSObject, StreamDelegate, GCDAsyncUdpSocketDelegate {
@@ -25,14 +26,24 @@ class SocketController: NSObject, StreamDelegate, GCDAsyncUdpSocketDelegate {
         broadCastListnerSocket = GCDAsyncUdpSocket(delegate: self, delegateQueue: DispatchQueue.main)
     }
 
+    
+    func closeSockets() {
+        outputSocket?.close()
+        broadCastListnerSocket?.close()
+    }
+    
+    func openSockets() {
+        setupAutoDiscoveryListner();
+    }
+    
     func setupAutoDiscoveryListner(){
 
         do {
             try broadCastListnerSocket?.bind(toPort: 49452)
             try broadCastListnerSocket?.beginReceiving()
 
         } catch {
-            NotificationBanner(title: "Uhh Oh!", subtitle: "There was a problem enabling Auto Discovery", style: .danger).show()
+            self.delegate?.updatedState(state: .error(message: "There was a problem enabling Auto Discovery"))
             print(error)
         }
 
@@ -47,15 +58,6 @@ class SocketController: NSObject, StreamDelegate, GCDAsyncUdpSocketDelegate {
         let data = message.data(using: .ascii)!
         outputSocket?.send(data, toHost: hostAddress!, port: 49452, withTimeout: 0.1, tag: 0)
     }
-    
-    func closeSockets() {
-        outputSocket?.close()
-        broadCastListnerSocket?.close()
-    }
-    
-    func openSockets() {
-        setupAutoDiscoveryListner();
-    }
 
     func udpSocket(_ sock: GCDAsyncUdpSocket, didReceive data: Data, fromAddress address: Data, withFilterContext filterContext: Any?) {
         let message  = String(data: data, encoding: String.Encoding.ascii)