Move receiver to docs for hosting

docs/receiver/index.js

@@ -0,0 +1,66 @@
+"use strict";
+
+const NAMESPACE = "urn:x-cast:fx_cast";
+
+const castReceiverManager = cast.receiver.CastReceiverManager.getInstance();
+
+const mediaElement = document.querySelector("#media");
+const mediaManager = new cast.receiver.MediaManager(mediaElement);
+mediaElement.width = window.innerWidth;
+
+
+let senderId;
+
+const messageBus = castReceiverManager.getCastMessageBus(
+        NAMESPACE
+      , cast.receiver.CastMessageBus.MessageType.JSON);
+
+
+const pc = new RTCPeerConnection();
+
+pc.addEventListener("icecandidate", ev => {
+    messageBus.send(senderId, {
+        subject: "iceCandidate"
+      , data: ev.candidate
+    });
+});
+pc.addEventListener("addstream", ev => {
+    mediaElement.srcObject = ev.stream;
+    mediaElement.webkitRequestFullscreen();
+});
+
+messageBus.onMessage = async message => {
+    const { subject, data } = message.data;
+
+    senderId = message.senderId;
+
+    switch (subject) {
+        case "peerConnectionOffer":
+            await pc.setRemoteDescription(data);
+            const desc = await pc.createAnswer();
+            await pc.setLocalDescription(desc);
+            messageBus.send(message.senderId, {
+                subject: "peerConnectionAnswer"
+              , data: desc
+            });
+            break;
+
+        case "iceCandidate":
+            console.log(data);
+            await pc.addIceCandidate(data);
+            break;
+
+        case "close":
+            window.close();
+            break;
+    }
+};
+
+// TODO: Fix APi shim to make this work
+castReceiverManager.onSenderDisconnected = ev => {
+    if (castReceiverManager.getSenders().length <= 0) {
+        window.close();
+    }
+};
+
+castReceiverManager.start();