stopping brodcast extension on click to stop screen share

src/methods/stopScreenShare.tsx

@@ -0,0 +1,32 @@
+import { stopScreenShareBroadcastExtension as nativeStopScreenShare } from '../native-components/BBBN_ScreenShareService';
+import nativeEmitter from '../native-messaging/emitter';
+
+// Reference to the resolver of last call
+let resolve = (a: String | null) => {
+  console.log(
+    `default resolve function called, this should never happen: ${a}`
+  );
+};
+
+// Resolve promise when broadcast is started (this event means that user confirmed the screenshare)
+nativeEmitter.addListener('onBroadcastFinished', () => {
+  resolve(null);
+});
+
+// Entry point of this method
+function stopScreenShare(instanceId: Number) {
+  return new Promise((res, rej) => {
+    // store the resolver for later call (when event is received)
+    resolve = res;
+
+    try {
+      // call native swift method that triggers the broadcast popup
+      console.log(`[${instanceId}] - >stopScreenShare`);
+      nativeStopScreenShare();
+    } catch (e) {
+      rej(`Call to stopScreenShare failed zzy`);
+    }
+  });
+}
+
+export default stopScreenShare;

src/native-components/BBBN_ScreenShareService.tsx

@@ -17,3 +17,7 @@ export function setScreenShareRemoteSDP(remoteSDP: string) {
 export function addScreenShareRemoteIceCandidate(remoteCandidateJson: string) {
   ScreenShareService.addScreenShareRemoteIceCandidate(remoteCandidateJson);
 }
+
+export function stopScreenShareBroadcastExtension() {
+  ScreenShareService.stopScreenShareBroadcastExtension();
+}

src/webview/message-handler.tsx

@@ -6,6 +6,7 @@ import setScreenShareRemoteSDP from '../methods/setScreenShareRemoteSDP';
 import setFullAudioRemoteSDP from '../methods/setFullAudioRemoteSDP';
 import addScreenShareRemoteIceCandidate from '../methods/addScreenShareRemoteIceCandidate';
 import createFullAudioOffer from '../methods/createFullAudioOffer';
+import stopScreenShare from '../methods/stopScreenShare';
 
 function observePromiseResult(
   instanceId: Number,
@@ -66,6 +67,9 @@ export function handleWebviewMessage(
           JSON.stringify(data?.arguments[0])
         );
         break;
+      case 'stopScreenShare':
+        promise = stopScreenShare(instanceId)
+        break;
       default:
         throw `[${instanceId}] - Unknown method ${data?.method}`;
     }