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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
class PictureInPictureVideoWrapper {
isLive(video) {
return !!document.querySelector(".ytp-live");
}
setMuted(video, shouldMute) {
let muteButton = document.querySelector("#player .ytp-mute-button");
if (video.muted !== shouldMute && muteButton) {
muteButton.click();
} else {
video.muted = shouldMute;
}
}
getDuration(video) {
if (this.isLive(video)) {
return Infinity;
}
return video.duration;
}
setCaptionContainerObserver(video, updateCaptionsFunction) {
let container = document.getElementById("ytp-caption-window-container");
if (container) {
updateCaptionsFunction("");
const callback = function (mutationsList, observer) {
// eslint-disable-next-line no-unused-vars
for (const mutation of mutationsList) {
let textNodeList = container
.querySelector(".captions-text")
?.querySelectorAll(".caption-visual-line");
if (!textNodeList) {
updateCaptionsFunction("");
return;
}
updateCaptionsFunction(
Array.from(textNodeList, x => x.textContent).join("\n")
);
}
};
// immediately invoke the callback function to add subtitles to the PiP window
callback([1], null);
let captionsObserver = new MutationObserver(callback);
captionsObserver.observe(container, {
attributes: false,
childList: true,
subtree: true,
});
}
}
shouldHideToggle(video) {
return !!video.closest(".ytd-video-preview");
}
}
this.PictureInPictureVideoWrapper = PictureInPictureVideoWrapper;
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