forked from lavender/watch-party
maia tillie arson crimew
26b3f78920
this prevents local pausing (while we already stopped syncing local events to remote with controls hidden in an earlier commit)
92 lines
3.3 KiB
JavaScript
92 lines
3.3 KiB
JavaScript
/**
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* @param {string} videoUrl
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* @param {{name: string, url: string}[]} subtitles
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*/
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const createVideoElement = (videoUrl, subtitles) => {
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const video = document.createElement("video");
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video.controls = true;
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video.autoplay = false;
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video.crossOrigin = "anonymous";
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const source = document.createElement("source");
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source.src = videoUrl;
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video.appendChild(source);
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let first = true;
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for (const { name, url } of subtitles) {
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const track = document.createElement("track");
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track.label = name;
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track.src = url;
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track.kind = "captions";
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if (first) {
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track.default = true;
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first = false;
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}
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video.appendChild(track);
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}
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// watch for attribute changes on the video object to detect hiding/showing of controls
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// as far as i can tell this is the least hacky solutions to get control visibility change events
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const observer = new MutationObserver(async (mutations) => {
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for (const mutation of mutations) {
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if (mutation.attributeName == "controls") {
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if (video.controls) {
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// enable media button support
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navigator.mediaSession.setActionHandler("play", null);
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navigator.mediaSession.setActionHandler("pause", null);
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navigator.mediaSession.setActionHandler("stop", null);
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navigator.mediaSession.setActionHandler("seekbackward", null);
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navigator.mediaSession.setActionHandler("seekforward", null);
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navigator.mediaSession.setActionHandler("seekto", null);
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navigator.mediaSession.setActionHandler("previoustrack", null);
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navigator.mediaSession.setActionHandler("nexttrack", null);
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navigator.mediaSession.setActionHandler("skipad", null);
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} else {
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// disable media button support by ignoring the events
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navigator.mediaSession.setActionHandler("play", () => {});
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navigator.mediaSession.setActionHandler("pause", () => {});
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navigator.mediaSession.setActionHandler("stop", () => {});
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navigator.mediaSession.setActionHandler("seekbackward", () => {});
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navigator.mediaSession.setActionHandler("seekforward", () => {});
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navigator.mediaSession.setActionHandler("seekto", () => {});
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navigator.mediaSession.setActionHandler("previoustrack", () => {});
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navigator.mediaSession.setActionHandler("nexttrack", () => {});
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navigator.mediaSession.setActionHandler("skipad", () => {});
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}
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return;
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}
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}
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});
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observer.observe(video, { attributes: true });
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return video;
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};
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/**
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* @param {string} videoUrl
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* @param {{name: string, url: string}[]} subtitles
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* @param {number} currentTime
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* @param {boolean} playing
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*/
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export const setupVideo = async (videoUrl, subtitles, currentTime, playing) => {
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document.querySelector("#pre-join-controls").style["display"] = "none";
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const video = createVideoElement(videoUrl, subtitles);
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document.querySelector("#video-container").appendChild(video);
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video.currentTime = currentTime / 1000.0;
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try {
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if (playing) {
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await video.play();
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} else {
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video.pause();
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}
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} catch (err) {
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// Auto-play is probably disabled, we should uhhhhhhh do something about it
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}
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return video;
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};
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