owncast/webroot/js/app.js
2020-06-02 14:07:38 -07:00

105 lines
2.8 KiB
JavaScript

function setupApp() {
window.app = new Vue({
el: "#app",
data: {
streamStatus: "",
},
});
window.messagesContainer = new Vue({
el: "#messages-container",
data: {
messages: []
}
})
window.chatForm = new Vue({
el: "#chatForm",
data: {
message: {
author: localStorage.author || "Viewer" + (Math.floor(Math.random() * 42) + 1),
body: ""
}
},
methods: {
submitChatForm: function (e) {
const message = new Message(this.message)
const messageJSON = JSON.stringify(message)
window.ws.send(messageJSON)
e.preventDefault()
this.message.body = ""
}
}
});
}
async function getStatus() {
let url = "/status";
try {
let response = await fetch(url);
let status = await response.json(); // read response body and parse as JSON
app.streamStatus = status.online
? "Stream is online."
: "Stream is offline."
} catch (e) {
app.streamStatus = "Stream server is offline."
}
setInterval(getStatus, 5000)
}
function setupWebsocket() {
const protocol = location.protocol == "https:" ? "wss" : "ws"
var ws = new WebSocket(protocol + "://" + location.host + "/entry")
ws.onmessage = (e) => {
var model = JSON.parse(e.data)
var message = new Message(model);
this.messagesContainer.messages.push(message)
scrollSmoothToBottom("messages-container")
}
window.ws = ws
}
setupApp()
getStatus();
setupWebsocket()
var video = document.getElementById("video")
var videoSrc = "hls/stream.m3u8"
if (Hls.isSupported()) {
var hls = new Hls()
hls.loadSource(videoSrc)
hls.attachMedia(video)
hls.on(Hls.Events.MANIFEST_PARSED, function () {
video.play()
});
}
// hls.js is not supported on platforms that do not have Media Source
// Extensions (MSE) enabled.
//
// When the browser has built-in HLS support (check using `canPlayType`),
// we can provide an HLS manifest (i.e. .m3u8 URL) directly to the video
// element through the `src` property. This is using the built-in support
// of the plain video element, without using hls.js.
//
// Note: it would be more normal to wait on the 'canplay' event below however
// on Safari (where you are most likely to find built-in HLS support) the
// video.src URL must be on the user-driven white-list before a 'canplay'
// event will be emitted; the last video event that can be reliably
// listened-for when the URL is not on the white-list is 'loadedmetadata'.
else if (video.canPlayType("application/vnd.apple.mpegurl")) {
video.src = videoSrc
video.addEventListener("loadedmetadata", function () {
video.play()
});
}
function scrollSmoothToBottom(id) {
var div = document.getElementById(id)
$('#' + id).animate({
scrollTop: div.scrollHeight - div.clientHeight
}, 500)
}