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Add ESLinter and fix JS lint problems

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This commit is contained in:
Alexey Khit
2023-07-07 22:06:03 +03:00
parent ddfeb6fae6
commit 39cc4610e3
12 changed files with 405 additions and 344 deletions
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www/webrtc.html
+35 -35
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@@ -22,86 +22,86 @@
async function PeerConnection(media) {
const pc = new RTCPeerConnection({
iceServers: [{urls: 'stun:stun.l.google.com:19302'}]
})
});
const localTracks = []
const localTracks = [];
if (/camera|microphone/.test(media)) {
const tracks = await getMediaTracks('user', {
video: media.indexOf('camera') >= 0,
audio: media.indexOf('microphone') >= 0,
})
});
tracks.forEach(track => {
pc.addTransceiver(track, {direction: 'sendonly'})
if (track.kind === 'video') localTracks.push(track)
})
pc.addTransceiver(track, {direction: 'sendonly'});
if (track.kind === 'video') localTracks.push(track);
});
}
if (media.indexOf('display') >= 0) {
const tracks = await getMediaTracks('display', {
video: true,
audio: media.indexOf('speaker') >= 0,
})
});
tracks.forEach(track => {
pc.addTransceiver(track, {direction: 'sendonly'})
if (track.kind === 'video') localTracks.push(track)
})
pc.addTransceiver(track, {direction: 'sendonly'});
if (track.kind === 'video') localTracks.push(track);
});
}
if (/video|audio/.test(media)) {
const tracks = ['video', 'audio']
.filter(kind => media.indexOf(kind) >= 0)
.map(kind => pc.addTransceiver(kind, {direction: 'recvonly'}).receiver.track)
localTracks.push(...tracks)
.map(kind => pc.addTransceiver(kind, {direction: 'recvonly'}).receiver.track);
localTracks.push(...tracks);
}
document.getElementById('video').srcObject = new MediaStream(localTracks)
document.getElementById('video').srcObject = new MediaStream(localTracks);
return pc
return pc;
}
async function getMediaTracks(media, constraints) {
try {
const stream = media === 'user'
? await navigator.mediaDevices.getUserMedia(constraints)
: await navigator.mediaDevices.getDisplayMedia(constraints)
return stream.getTracks()
: await navigator.mediaDevices.getDisplayMedia(constraints);
return stream.getTracks();
} catch (e) {
console.warn(e)
return []
console.warn(e);
return [];
}
}
async function connect(media) {
const pc = await PeerConnection(media)
const url = new URL('api/ws' + location.search, location.href)
const ws = new WebSocket('ws' + url.toString().substring(4))
const pc = await PeerConnection(media);
const url = new URL('api/ws' + location.search, location.href);
const ws = new WebSocket('ws' + url.toString().substring(4));
ws.addEventListener('open', () => {
pc.addEventListener('icecandidate', ev => {
if (!ev.candidate) return
const msg = {type: 'webrtc/candidate', value: ev.candidate.candidate}
ws.send(JSON.stringify(msg))
})
if (!ev.candidate) return;
const msg = {type: 'webrtc/candidate', value: ev.candidate.candidate};
ws.send(JSON.stringify(msg));
});
pc.createOffer().then(offer => pc.setLocalDescription(offer)).then(() => {
const msg = {type: 'webrtc/offer', value: pc.localDescription.sdp}
ws.send(JSON.stringify(msg))
})
})
const msg = {type: 'webrtc/offer', value: pc.localDescription.sdp};
ws.send(JSON.stringify(msg));
});
});
ws.addEventListener('message', ev => {
const msg = JSON.parse(ev.data)
const msg = JSON.parse(ev.data);
if (msg.type === 'webrtc/candidate') {
pc.addIceCandidate({candidate: msg.value, sdpMid: '0'})
pc.addIceCandidate({candidate: msg.value, sdpMid: '0'});
} else if (msg.type === 'webrtc/answer') {
pc.setRemoteDescription({type: 'answer', sdp: msg.value})
pc.setRemoteDescription({type: 'answer', sdp: msg.value});
}
})
});
}
const media = new URLSearchParams(location.search).get('media')
connect(media || 'video+audio')
const media = new URLSearchParams(location.search).get('media');
connect(media || 'video+audio');
</script>
</body>
</html>