first commit

ios/Classes/NearbyPeersStreamHandler.swift

@@ -0,0 +1,32 @@
+import Flutter
+
+class NearbyPeersStreamHandler: NSObject, FlutterStreamHandler {
+    private var eventSink: FlutterEventSink?
+    private var timer : Timer?
+
+    func onListen(withArguments arguments: Any?, eventSink: @escaping FlutterEventSink) -> FlutterError? {
+        self.eventSink = eventSink
+        startSendingUpdates()
+        return nil
+    }
+
+    func onCancel(withArguments arguments: Any?) -> FlutterError? {
+        stopSendingUpdates()
+        eventSink = nil
+        return nil
+    }
+
+    func startSendingUpdates() {
+        self.timer = Timer.scheduledTimer(withTimeInterval: 2.0, repeats: true) { [weak self] _ in
+            guard let self = self else { return }
+            
+            let devicesList = NearbyDevicesStore.instance.getDevicesToJsonString()
+            self.eventSink?(devicesList)
+        }
+    }
+
+    func stopSendingUpdates() {
+        self.timer?.invalidate()
+        self.timer = nil
+    }
+}