docbrown/app/javascript/packs/videoChat.jsx

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4.2 KiB
JavaScript

const { createLocalVideoTrack, connect } = require('twilio-video');
const root = document.getElementById('videochat');
const remoteMedia = document.getElementById('remote-media');
const muteButton = document.getElementById('mute-toggle');
const videoToggleButton = document.getElementById('videohide-toggle');
const localMediaContainer = document.getElementById('local-media');
const roomType = document.getElementById('room-type').dataset.type//Group
connect(root.dataset.token, { name: 'room-name', audio: true, type: roomType, video: { width: 800 } }).then(room => {
room.participants.forEach(participantConnected);
room.on('participantConnected', participantConnected);
room.on('participantDisconnected', participantDisconnected);
room.once('disconnected', error => room.participants.forEach(participantDisconnected));
muteButton.onclick = function(e) {
e.preventDefault();
room.localParticipant.audioTracks.forEach(function(trackPub) {
if (muteButton.dataset.muted === 'true') {
muteButton.dataset.muted = 'false'
muteButton.classList.remove('crayons-btn--danger');
muteButton.innerHTML = 'Mute'
trackPub.track.enable();
} else {
muteButton.dataset.muted = 'true'
muteButton.classList.add('crayons-btn--danger');
muteButton.innerHTML = 'Unmute'
trackPub.track.disable();
}
});
}
videoToggleButton.onclick = function(e) {
e.preventDefault();
room.localParticipant.videoTracks.forEach(function(trackPub) {
if (videoToggleButton.dataset.hidden === 'true') {
videoToggleButton.dataset.hidden = 'false'
videoToggleButton.classList.remove('crayons-btn--danger');
videoToggleButton.innerHTML = 'Hide';
localMediaContainer.classList.remove('video-hidden');
trackPub.track.enable();
} else {
videoToggleButton.dataset.hidden = 'true'
videoToggleButton.classList.add('crayons-btn--danger');
videoToggleButton.innerHTML = 'Unhide';
localMediaContainer.classList.add('video-hidden');
trackPub.track.disable();
}
});
}
});
createLocalVideoTrack().then(track => {
localMediaContainer.appendChild(track.attach());
document.getElementById('video-controls').classList.add('showing');
});
function participantConnected(participant) {
const numExistingDivs = document.getElementsByClassName('individual-video').length;
const div = document.createElement('div');
div.id = participant.sid;
div.className = "individual-video" + (numExistingDivs > 3 ? " one-of-many-videos" : "")
div.innerHTML = '<div class="participant-info">\
<div class="participant-name">'+ participant.identity + '</div>\
<div class="disabled-audio-indicator">audio off</div>\
<div class="disabled-video-indicator">video off</div>\
</div>'
participant.on('trackSubscribed', track => trackSubscribed(div, track));
participant.on('trackUnsubscribed', trackUnsubscribed);
participant.on('trackDisabled', track => trackDisabled(div, track));
participant.on('trackEnabled', track => trackEnabled(div, track));
participant.tracks.forEach(publication => {
if (publication.isSubscribed) {
trackSubscribed(div, publication.track);
}
});
remoteMedia.appendChild(div);
}
function participantDisconnected(participant) {
document.getElementById(participant.sid).remove();
}
function trackSubscribed(div, track) {
div.appendChild(track.attach());
if (!track.isEnabled) {
if(track.kind === 'video') {
div.classList.add('disabled-video')
} else {
div.classList.add('disabled-audio')
}
}
}
function trackUnsubscribed(track) {
track.detach().forEach(element => element.remove());
}
function trackDisabled(div, track) {
if(track.kind === 'video') {
div.classList.add('disabled-video')
} else {
div.classList.add('disabled-audio')
}
}
function trackEnabled(div, track) {
if(track.kind === 'video') {
div.classList.remove('disabled-video')
} else {
div.classList.remove('disabled-audio')
}
}
if (navigator.userAgent === 'DEV-Native-ios') {
root.innerHTML = '<h2 class="platform-unavailable-message">This feature is not yet available on iPhone</h2>'
}