101 lines
2.9 KiB
JavaScript
101 lines
2.9 KiB
JavaScript
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import { event } from "./node_modules/@tauri-apps/api/index.js";
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async function rtc_init() {
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const videoview = document.getElementById("remoteview");
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const config = {
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iceServers: [{ urls: "stun:localhost" }]
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};
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const polite = true;
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const pc = new RTCPeerConnection(config);
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window.pc = pc;
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pc.ontrack = (e) => {
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console.log(e);
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e.track.onunmute = () => {
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console.log("Unmuted?");
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if (remoteview.srcObject) {
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console.log("Skipping srcobject");
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return;
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}
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videoview.srcObject = e.streams[0];
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Object.assign(videoview.style, { "background-color": "black"});
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};
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};
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let makingOffer = false;
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pc.onnegotionationneeded = async () => {
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try {
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makingOffer = true;
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await pc.setLocalDescription();
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console.log("emitting response webrtc packet");
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event.emit("webrtc-message", pc.localDescription );
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} catch (err) {
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console.error(err);
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} finally {
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makingOffer = false;
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}
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};
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pc.onicecandidate = ({ candidate }) => {
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console.log("emitting response webrtc packet");
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event.emit("webrtc-message", candidate);
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};
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pc.oniceconnectionstatechange = () => {
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console.log('ICE state: ',pc.iceConnectionState);
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if (pc.iceConnectionState === "failed") {
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pc.restartIce();
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}
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};
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let ignoreOffer = false;
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console.log("registering listener");
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const application_message = await event.listen('frontend_message', async (msg) => {
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const payload = JSON.parse(msg.payload);
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console.log(payload);
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try {
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if (payload.type) {
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const offerCollision =
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payload.type === "offer" &&
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(makingOffer || pc.signalingState !== "stable");
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ignoreOffer = !polite && offerCollision;
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if (ignoreOffer) {
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return;
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}
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await pc.setRemoteDescription(payload);
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if (payload.type === "offer") {
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console.log("Settings local description");
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await pc.setLocalDescription();
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console.log("emitting response webrtc packet");
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event.emit( "webrtc-message", pc.localDescription);
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}
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} else if (payload.candidate) {
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try {
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console.log("Adding trickle ICE candidate");
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await pc.addIceCandidate(payload.candidate);
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} catch (err) {
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if (!ignoreOffer) {
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throw err;
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}
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}
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}
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} catch (err) {
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console.error(err);
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}
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});
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}
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export { rtc_init };
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