490 lines
23 KiB
JavaScript
490 lines
23 KiB
JavaScript
const introSkipper = {
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originalFetch: window.fetch.bind(window),
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originalXHROpen: XMLHttpRequest.prototype.open,
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d: msg => console.debug("[intro skipper] ", msg),
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setup() {
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const self = this;
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this.initializeState();
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this.initializeObserver();
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this.currentOption = localStorage.getItem('introskipperOption') || 'Show Button';
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window.fetch = this.fetchWrapper.bind(this);
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XMLHttpRequest.prototype.open = function(...args) {
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self.xhrOpenWrapper(this, ...args);
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};
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document.addEventListener("viewshow", this.viewShow.bind(this));
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this.videoPositionChanged = this.videoPositionChanged.bind(this);
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this.handleEscapeKey = this.handleEscapeKey.bind(this);
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this.d("Registered hooks");
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},
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initializeState() {
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Object.assign(this, { allowEnter: true, skipSegments: {}, videoPlayer: null, skipButton: null, osdElement: null, skipperData: null, currentEpisodeId: null, injectMetadata: false });
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},
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initializeObserver() {
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this.observer = new MutationObserver(mutations => {
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const actionSheet = mutations[mutations.length - 1].target.querySelector('.actionSheet');
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if (actionSheet && !actionSheet.querySelector(`[data-id="${'introskipperMenu'}"]`)) this.injectIntroSkipperOptions(actionSheet);
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});
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},
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fetchWrapper(resource, options) {
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const response = this.originalFetch(resource, options);
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const url = new URL(resource);
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if (this.injectMetadata && url.pathname.includes("/MetadataEditor"))
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{
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this.processMetadata(url.pathname);
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}
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return response;
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},
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xhrOpenWrapper(xhr, method, url, ...rest) {
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url.includes("/PlaybackInfo") && this.processPlaybackInfo(url);
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return this.originalXHROpen.apply(xhr, [method, url, ...rest]);
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},
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async processPlaybackInfo(url) {
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const id = this.extractId(url);
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if (id) {
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try {
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this.skipSegments = await this.secureFetch(`Episode/${id}/IntroSkipperSegments`);
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} catch (error) {
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this.d(`Error fetching skip segments: ${error.message}`);
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}
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}
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},
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async processMetadata(url) {
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const id = this.extractId(url);
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if (id) {
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try {
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this.skipperData = await this.secureFetch(`Episode/${id}/Timestamps`);
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if (this.skipperData) {
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this.currentEpisodeId = id;
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requestAnimationFrame(() => {
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const metadataFormFields = document.querySelector('.metadataFormFields');
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metadataFormFields && this.injectSkipperFields(metadataFormFields);
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});
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}
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} catch (e) {
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console.error("Error processing", e);
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}
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}
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},
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extractId(searchString) {
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const startIndex = searchString.indexOf('Items/') + 6;
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const endIndex = searchString.indexOf('/', startIndex);
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return endIndex !== -1 ? searchString.substring(startIndex, endIndex) : searchString.substring(startIndex);
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},
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/**
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* Event handler that runs whenever the current view changes.
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* Used to detect the start of video playback.
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*/
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viewShow() {
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const location = window.location.hash;
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this.d(`Location changed to ${location}`);
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this.allowEnter = true;
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this.injectMetadata = /#\/(tv|details|home|search)/.test(location);
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if (location === "#/video") {
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this.injectCss();
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this.injectButton();
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this.videoPlayer = document.querySelector("video");
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if (this.videoPlayer) {
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this.d("Hooking video timeupdate");
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this.videoPlayer.addEventListener("timeupdate", this.videoPositionChanged);
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this.osdElement = document.querySelector("div.videoOsdBottom")
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this.observer.observe(document.body, { childList: true, subtree: false });
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}
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}
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else {
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this.observer.disconnect();
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}
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},
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/**
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* Injects the CSS used by the skip intro button.
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* Calling this function is a no-op if the CSS has already been injected.
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*/
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injectCss() {
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if (document.querySelector("style#introSkipperCss")) {
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this.d("CSS already added");
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return;
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}
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this.d("Adding CSS");
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const styleElement = document.createElement("style");
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styleElement.id = "introSkipperCss";
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styleElement.textContent = `
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:root {
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--rounding: 4px;
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--accent: 0, 164, 220;
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}
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#skipIntro.upNextContainer {
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width: unset;
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margin: unset;
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}
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#skipIntro {
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position: absolute;
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bottom: 7.5em;
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right: 5em;
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background-color: transparent;
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}
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#skipIntro .emby-button {
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color: #ffffff;
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font-size: 110%;
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background: rgba(0, 0, 0, 0.7);
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border-radius: var(--rounding);
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box-shadow: 0 0 4px rgba(0, 0, 0, 0.6);
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transition: opacity 0.3s cubic-bezier(0.4,0,0.2,1),
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transform 0.3s cubic-bezier(0.4,0,0.2,1),
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background-color 0.2s ease-out,
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box-shadow 0.2s ease-out;
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opacity: 0;
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transform: translateY(50%);
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}
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#skipIntro.show .emby-button {
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opacity: 1;
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transform: translateY(0);
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}
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#skipIntro .emby-button:hover {
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background: rgb(var(--accent));
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box-shadow: 0 0 8px rgba(var(--accent), 0.6);
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filter: brightness(1.2);
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}
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#skipIntro .emby-button:focus {
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background: rgb(var(--accent));
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box-shadow: 0 0 8px rgba(var(--accent), 0.6);
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}
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#btnSkipSegmentText {
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letter-spacing: 0.5px;
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padding: 0 5px 0 5px;
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}
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`;
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document.querySelector("head").appendChild(styleElement);
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},
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/**
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* Inject the skip intro button into the video player.
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* Calling this function is a no-op if the CSS has already been injected.
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*/
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async injectButton() {
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// Ensure the button we're about to inject into the page doesn't conflict with a pre-existing one
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const preExistingButton = document.querySelector("div.skipIntro");
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if (preExistingButton) {
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preExistingButton.style.display = "none";
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}
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if (document.querySelector(".btnSkipIntro.injected")) {
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this.d("Button already added");
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this.skipButton = document.querySelector("#skipIntro");
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return;
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}
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const config = await this.secureFetch("Intros/UserInterfaceConfiguration");
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if (!config.SkipButtonVisible) {
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this.d("Not adding button: not visible");
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return;
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}
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this.d("Adding button");
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this.skipButton = document.createElement("div");
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this.skipButton.id = "skipIntro";
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this.skipButton.classList.add("hide", "upNextContainer");
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this.skipButton.addEventListener("click", this.doSkip.bind(this));
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this.skipButton.addEventListener("keydown", this.eventHandler.bind(this));
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this.skipButton.innerHTML = `
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<button is="emby-button" type="button" class="btnSkipIntro injected">
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<span id="btnSkipSegmentText"></span>
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<span class="material-icons skip_next"></span>
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</button>
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`;
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this.skipButton.dataset.Introduction = config.SkipButtonIntroText;
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this.skipButton.dataset.Credits = config.SkipButtonEndCreditsText;
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const controls = document.querySelector("div#videoOsdPage");
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controls.appendChild(this.skipButton);
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},
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/** Tests if the OSD controls are visible. */
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osdVisible() {
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return this.osdElement ? !this.osdElement.classList.contains("hide") : false;
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},
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/** Get the currently playing skippable segment. */
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getCurrentSegment(position) {
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for (const [key, segment] of Object.entries(this.skipSegments)) {
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if ((position > segment.ShowSkipPromptAt && position < segment.HideSkipPromptAt - 1) ||
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(this.osdVisible() && position > segment.IntroStart && position < segment.IntroEnd - 1)) {
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segment.SegmentType = key;
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return segment;
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}
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}
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return { SegmentType: "None" };
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},
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overrideBlur(button) {
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if (!button.originalBlur) {
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button.originalBlur = button.blur;
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button.blur = function() {
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if (!this.contains(document.activeElement)) {
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this.originalBlur();
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}
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};
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}
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},
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/** Playback position changed, check if the skip button needs to be displayed. */
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videoPositionChanged() {
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if (!this.skipButton) return;
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const embyButton = this.skipButton.querySelector(".emby-button");
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const segmentType = this.getCurrentSegment(this.videoPlayer.currentTime).SegmentType;
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if (segmentType === "None" || this.currentOption === "Off" || !this.allowEnter) {
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if (this.skipButton.classList.contains('show')) {
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this.skipButton.classList.remove('show');
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embyButton.addEventListener("transitionend", () => {
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this.skipButton.classList.add("hide");
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if (this.osdVisible()) {
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this.osdElement.querySelector('button.btnPause').focus();
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} else {
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embyButton.originalBlur();
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}
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}, { once: true });
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}
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return;
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}
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if (this.currentOption === "Automatically Skip" || (this.currentOption === "Button w/ auto PiP" && document.pictureInPictureElement)) {
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this.doSkip();
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return;
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}
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this.skipButton.querySelector("#btnSkipSegmentText").textContent = this.skipButton.dataset[segmentType];
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if (!this.skipButton.classList.contains("hide")) {
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if (!this.osdVisible() && !embyButton.contains(document.activeElement)) embyButton.focus();
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return;
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}
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requestAnimationFrame(() => {
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this.skipButton.classList.remove("hide");
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requestAnimationFrame(() => {
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this.skipButton.classList.add('show');
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this.overrideBlur(embyButton);
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embyButton.focus();
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});
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});
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},
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/** Seeks to the end of the intro. */
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doSkip() {
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if (!this.allowEnter) return;
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const segment = this.getCurrentSegment(this.videoPlayer.currentTime);
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if (segment.SegmentType === "None") {
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console.warn("[intro skipper] doSkip() called without an active segment");
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return;
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}
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this.d(`Skipping ${segment.SegmentType}`);
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this.allowEnter = false;
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const seekedHandler = () => {
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this.videoPlayer.removeEventListener('seeked', seekedHandler);
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setTimeout(() => {
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this.allowEnter = true;
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}, 500);
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};
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this.videoPlayer.addEventListener('seeked', seekedHandler);
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this.videoPlayer.currentTime = segment.SegmentType === "Credits" && this.videoPlayer.duration - segment.IntroEnd < 3
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? this.videoPlayer.duration + 10
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: segment.IntroEnd;
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},
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createButton(ref, id, innerHTML, clickHandler) {
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const button = ref.cloneNode(true);
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button.setAttribute('data-id', id);
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button.innerHTML = innerHTML;
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button.addEventListener('click', clickHandler);
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return button;
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},
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closeSubmenu(fullscreen) {
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document.querySelector('.dialogContainer').remove();
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document.querySelector('.dialogBackdrop').remove()
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document.dispatchEvent(new KeyboardEvent('keydown', { key: 'Control' }));
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if (!fullscreen) return;
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document.removeEventListener('keydown', this.handleEscapeKey);
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document.querySelector('.btnVideoOsdSettings').focus();
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},
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openSubmenu(ref, menu) {
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const options = ['Show Button', 'Button w/ auto PiP', 'Automatically Skip', 'Off'];
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const submenu = menu.cloneNode(true);
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const scroller = submenu.querySelector('.actionSheetScroller');
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scroller.innerHTML = '';
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options.forEach(option => {
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if (option !== 'Button w/ auto PiP' || document.pictureInPictureEnabled) {
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const button = this.createButton(ref, `introskipper-${option.toLowerCase().replace(' ', '-')}`,
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`<span class="actionsheetMenuItemIcon listItemIcon listItemIcon-transparent material-icons check" aria-hidden="true" style="visibility:${option === this.currentOption ? 'visible' : 'hidden'};"></span><div class="listItemBody actionsheetListItemBody"><div class="listItemBodyText actionSheetItemText">${option}</div></div>`,
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() => this.selectOption(option));
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scroller.appendChild(button);
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}
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});
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const backdrop = document.createElement('div');
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backdrop.className = 'dialogBackdrop dialogBackdropOpened';
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document.body.append(backdrop, submenu);
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const actionSheet = submenu.querySelector('.actionSheet');
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if (actionSheet.classList.contains('actionsheet-not-fullscreen')) {
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this.adjustPosition(actionSheet, document.querySelector('.btnVideoOsdSettings'));
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submenu.addEventListener('click', () => this.closeSubmenu(false));
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} else {
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submenu.querySelector('.btnCloseActionSheet').addEventListener('click', () => this.closeSubmenu(true))
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scroller.addEventListener('click', () => this.closeSubmenu(true))
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document.addEventListener('keydown', this.handleEscapeKey);
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setTimeout(() => scroller.firstElementChild.focus(), 240);
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}
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},
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selectOption(option) {
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this.currentOption = option;
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localStorage.setItem('introskipperOption', option);
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this.d(`Introskipper option selected and saved: ${option}`);
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},
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isAutoSkipLocked(config) {
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const isAutoSkip = config.AutoSkip && config.AutoSkipCredits;
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const isAutoSkipClient = new Set(config.ClientList.split(',')).has(ApiClient.appName());
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return isAutoSkip || (config.SkipButtonVisible && isAutoSkipClient);
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},
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async injectIntroSkipperOptions(actionSheet) {
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if (!this.skipButton) return;
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const config = await this.secureFetch("Intros/UserInterfaceConfiguration");
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if (this.isAutoSkipLocked(config)) {
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this.d("Auto skip enforced by server");
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return;
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}
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const statsButton = actionSheet.querySelector('[data-id="stats"]');
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if (!statsButton) return;
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const menuItem = this.createButton(statsButton, 'introskipperMenu',
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`<div class="listItemBody actionsheetListItemBody"><div class="listItemBodyText actionSheetItemText">Intro Skipper</div></div><div class="listItemAside actionSheetItemAsideText">${this.currentOption}</div>`,
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() => this.openSubmenu(statsButton, actionSheet.closest('.dialogContainer')));
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const originalWidth = actionSheet.offsetWidth;
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statsButton.before(menuItem);
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if (actionSheet.classList.contains('actionsheet-not-fullscreen')) this.adjustPosition(actionSheet, menuItem, originalWidth);
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},
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adjustPosition(element, reference, originalWidth) {
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if (originalWidth) {
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const currentTop = parseInt(element.style.top, 10) || 0;
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element.style.top = `${currentTop - reference.offsetHeight}px`;
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const newWidth = Math.max(reference.offsetWidth - originalWidth, 0);
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const originalLeft = parseInt(element.style.left, 10) || 0;
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element.style.left = `${originalLeft - newWidth / 2}px`;
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} else {
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const rect = reference.getBoundingClientRect();
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element.style.left = `${Math.min(rect.left - (element.offsetWidth - rect.width) / 2, window.innerWidth - element.offsetWidth - 10)}px`;
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element.style.top = `${rect.top - element.offsetHeight + rect.height}px`;
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}
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},
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injectSkipperFields(metadataFormFields) {
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const skipperFields = document.createElement('div');
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skipperFields.className = 'detailSection introskipperSection';
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skipperFields.innerHTML = `
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<h2>Intro Skipper</h2>
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<div class="inlineForm">
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<div class="inputContainer">
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<label class="inputLabel inputLabelUnfocused" for="introStart">Intro Start</label>
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<input type="text" id="introStartDisplay" class="emby-input custom-time-input" readonly>
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<input type="number" id="introStartEdit" class="emby-input custom-time-input" style="display: none;" step="any" min="0">
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</div>
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<div class="inputContainer">
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<label class="inputLabel inputLabelUnfocused" for="introEnd">Intro End</label>
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<input type="text" id="introEndDisplay" class="emby-input custom-time-input" readonly>
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<input type="number" id="introEndEdit" class="emby-input custom-time-input" style="display: none;" step="any" min="0">
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</div>
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</div>
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<div class="inlineForm">
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<div class="inputContainer">
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<label class="inputLabel inputLabelUnfocused" for="creditsStart">Credits Start</label>
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<input type="text" id="creditsStartDisplay" class="emby-input custom-time-input" readonly>
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<input type="number" id="creditsStartEdit" class="emby-input custom-time-input" style="display: none;" step="any" min="0">
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</div>
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<div class="inputContainer">
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<label class="inputLabel inputLabelUnfocused" for="creditsEnd">Credits End</label>
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<input type="text" id="creditsEndDisplay" class="emby-input custom-time-input" readonly>
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<input type="number" id="creditsEndEdit" class="emby-input custom-time-input" style="display: none;" step="any" min="0">
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</div>
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</div>
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`;
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metadataFormFields.querySelector('#metadataSettingsCollapsible').insertAdjacentElement('afterend', skipperFields);
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this.attachSaveListener(metadataFormFields);
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this.updateSkipperFields(skipperFields);
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this.setTimeInputs(skipperFields);
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},
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updateSkipperFields(skipperFields) {
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const { Introduction = {}, Credits = {} } = this.skipperData;
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skipperFields.querySelector('#introStartEdit').value = Introduction.Start || 0;
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skipperFields.querySelector('#introEndEdit').value = Introduction.End || 0;
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skipperFields.querySelector('#creditsStartEdit').value = Credits.Start || 0;
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skipperFields.querySelector('#creditsEndEdit').value = Credits.End || 0;
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},
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attachSaveListener(metadataFormFields) {
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const saveButton = metadataFormFields.querySelector('.formDialogFooter .btnSave');
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if (saveButton) {
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saveButton.addEventListener('click', this.saveSkipperData.bind(this));
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} else {
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console.error('Save button not found');
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}
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},
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setTimeInputs(skipperFields) {
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const inputContainers = skipperFields.querySelectorAll('.inputContainer');
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inputContainers.forEach(container => {
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const displayInput = container.querySelector('[id$="Display"]');
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const editInput = container.querySelector('[id$="Edit"]');
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displayInput.addEventListener('pointerdown', (e) => {
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e.preventDefault();
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this.switchToEdit(displayInput, editInput);
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});
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editInput.addEventListener('blur', () => this.switchToDisplay(displayInput, editInput));
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displayInput.value = this.formatTime(parseFloat(editInput.value) || 0);
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});
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},
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formatTime(totalSeconds) {
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const totalRoundedSeconds = Math.round(totalSeconds);
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const hours = Math.floor(totalRoundedSeconds / 3600);
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const minutes = Math.floor((totalRoundedSeconds % 3600) / 60);
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const seconds = totalRoundedSeconds % 60;
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let result = [];
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if (hours > 0) result.push(`${hours} hour${hours !== 1 ? 's' : ''}`);
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if (minutes > 0) result.push(`${minutes} minute${minutes !== 1 ? 's' : ''}`);
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if (seconds > 0 || result.length === 0) result.push(`${seconds} second${seconds !== 1 ? 's' : ''}`);
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return result.join(' ');
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},
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switchToEdit(displayInput, editInput) {
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displayInput.style.display = 'none';
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editInput.style.display = '';
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editInput.focus();
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},
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switchToDisplay(displayInput, editInput) {
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|
editInput.style.display = 'none';
|
|
displayInput.style.display = '';
|
|
displayInput.value = this.formatTime(parseFloat(editInput.value) || 0);
|
|
},
|
|
async saveSkipperData() {
|
|
const newTimestamps = {
|
|
Introduction: {
|
|
Start: parseFloat(document.getElementById('introStartEdit').value || 0),
|
|
End: parseFloat(document.getElementById('introEndEdit').value || 0)
|
|
},
|
|
Credits: {
|
|
Start: parseFloat(document.getElementById('creditsStartEdit').value || 0),
|
|
End: parseFloat(document.getElementById('creditsEndEdit').value || 0)
|
|
}
|
|
};
|
|
const { Introduction = {}, Credits = {} } = this.skipperData;
|
|
if (newTimestamps.Introduction.Start !== (Introduction.Start || 0) ||
|
|
newTimestamps.Introduction.End !== (Introduction.End || 0) ||
|
|
newTimestamps.Credits.Start !== (Credits.Start || 0) ||
|
|
newTimestamps.Credits.End !== (Credits.End || 0)) {
|
|
const response = await this.secureFetch(`Episode/${this.currentEpisodeId}/Timestamps`, "POST", JSON.stringify(newTimestamps));
|
|
this.d(response.ok ? 'Timestamps updated successfully' : 'Failed to update timestamps:', response.status);
|
|
} else {
|
|
this.d('Timestamps have not changed, skipping update');
|
|
}
|
|
},
|
|
/** Make an authenticated fetch to the Jellyfin server and parse the response body as JSON. */
|
|
async secureFetch(url, method = "GET", body = null) {
|
|
const response = await fetch(`${ApiClient.serverAddress()}/${url}`, {
|
|
method,
|
|
headers: Object.assign({ "Authorization": `MediaBrowser Token=${ApiClient.accessToken()}` },
|
|
method === "POST" ? {"Content-Type": "application/json"} : {}),
|
|
body });
|
|
return response.ok ? (method === "POST" ? response : response.json()) :
|
|
response.status === 404 ? null :
|
|
console.error(`Error ${response.status} from ${url}`) || null;
|
|
},
|
|
/** Handle keydown events. */
|
|
eventHandler(e) {
|
|
if (e.key !== "Enter") return;
|
|
e.stopPropagation();
|
|
e.preventDefault();
|
|
this.doSkip();
|
|
},
|
|
handleEscapeKey(e) {
|
|
if (e.key === 'Escape' || e.keyCode === 461 || e.keyCode === 10009) {
|
|
e.stopPropagation();
|
|
this.closeSubmenu(true);
|
|
}
|
|
}
|
|
};
|
|
introSkipper.setup();
|