Merge pull request 'Fixes bug where canceling cast dialog would lockout cast button' (#4) from bug_fix_cast_button into main

Reviewed-on: http://192.168.1.74:30008/kfj001/kryz-go-flutter/pulls/4

android/app/src/main/kotlin/com/example/kryz_go_flutter/MainActivity.kt

@@ -186,6 +186,9 @@ class MainActivity : AudioServiceActivity(), MethodChannel.MethodCallHandler, Ev
 			chooserDialog = MediaRouteChooserDialog(themedContext)
 			chooserDialog?.routeSelector = routeSelector
 			chooserDialog?.setCanceledOnTouchOutside(true)
+			chooserDialog?.setOnDismissListener {
+				handlePickerDismissed()
+			}
 			chooserDialog?.show()
 
 			emitStatus("connecting")
@@ -194,6 +197,17 @@ class MainActivity : AudioServiceActivity(), MethodChannel.MethodCallHandler, Ev
 		}
 	}
 
+	private fun handlePickerDismissed() {
+		chooserDialog = null
+
+		val currentSession = castContext?.sessionManager?.currentCastSession
+		val currentStatus = statusPayload["status"] as? String
+
+		if (currentSession == null && currentStatus == "connecting") {
+			emitStatus("idle")
+		}
+	}
+
 	private fun startCastingLiveStream(call: MethodCall, result: MethodChannel.Result) {
 		val arguments = call.arguments as? Map<*, *>
 		if (arguments == null) {