// ==UserScript== // @name YouTube Super Fast Chat // @version 0.21.0 // @license MIT // @name:ja YouTube スーパーファーストチャット // @name:zh-TW YouTube 超快聊天 // @name:zh-CN YouTube 超快聊天 // @icon https://github.com/cyfung1031/userscript-supports/raw/main/icons/super-fast-chat.png // @namespace UserScript // @match https://www.youtube.com/live_chat* // @match https://www.youtube.com/live_chat_replay* // @author CY Fung // @run-at document-start // @grant none // @unwrap // @allFrames true // @inject-into page // // @compatible firefox Violentmonkey // @compatible firefox Tampermonkey // @compatible firefox FireMonkey // @compatible chrome Violentmonkey // @compatible chrome Tampermonkey // @compatible opera Violentmonkey // @compatible opera Tampermonkey // @compatible safari Stay // @compatible edge Violentmonkey // @compatible edge Tampermonkey // @compatible brave Violentmonkey // @compatible brave Tampermonkey // // @description Ultimate Performance Boost for YouTube Live Chats // @description:ja YouTubeのライブチャットの究極のパフォーマンスブースト // @description:zh-TW YouTube直播聊天的終極性能提升 // @description:zh-CN YouTube直播聊天的终极性能提升 // // @downloadURL none // ==/UserScript== ((__CONTEXT__) => { 'use strict'; const ENABLE_REDUCED_MAXITEMS_FOR_FLUSH = true; // TRUE to enable trimming down to 25 messages when there are too many unrendered messages const MAX_ITEMS_FOR_TOTAL_DISPLAY = 90; // By default, 250 latest messages will be displayed, but displaying 90 messages is already sufficient. const MAX_ITEMS_FOR_FULL_FLUSH = 25; // If there are too many new (stacked) messages not yet rendered, clean all and flush 25 latest messages then incrementally added back to 90 messages const ENABLE_NO_SMOOTH_TRANSFORM = true; // Depends on whether you want the animation effect for new chat messages const USE_OPTIMIZED_ON_SCROLL_ITEMS = true; // TRUE for the majority const USE_WILL_CHANGE_CONTROLLER = false; // FALSE for the majority const ENABLE_FULL_RENDER_REQUIRED_PREFERRED = true; // In Chrome, the rendering of new chat messages could be too fast for no smooth transform. 80ms delay of displaying new messages should be sufficient for element rendering. const ENABLE_OVERFLOW_ANCHOR_PREFERRED = true; // Enable `overflow-anchor: auto` to lock the scroll list at the bottom for no smooth transform. const FIX_SHOW_MORE_BUTTON_LOCATION = true; // When there are voting options (bottom panel), move the "show more" button to the top. const FIX_INPUT_PANEL_OVERFLOW_ISSUE = true; // When the super chat button is flicking with color, the scrollbar might come out. const FIX_INPUT_PANEL_BORDER_ISSUE = true; // No border should be allowed if there is an empty input panel. const SET_CONTAIN_FOR_CHATROOM = true; // Rendering hacks (`contain`) for chatroom elements. [ General ] const FORCE_CONTENT_VISIBILITY_UNSET = true; // Content-visibility should be always VISIBLE for high performance and great rendering. const FORCE_WILL_CHANGE_UNSET = true; // Will-change should be always UNSET (auto) for high performance and low energy impact. // Replace requestAnimationFrame timers with custom implementation const ENABLE_RAF_HACK_TICKERS = true; // When there is a ticker const ENABLE_RAF_HACK_DOCKED_MESSAGE = true; // To be confirmed const ENABLE_RAF_HACK_INPUT_RENDERER = true; // To be confirmed const ENABLE_RAF_HACK_EMOJI_PICKER = true; // When changing the page of the emoji picker // Force rendering all the character subsets of the designated font(s) before messages come (Pre-Rendering of Text) const ENABLE_FONT_PRE_RENDERING_PREFERRED = 1 | 2 | 4 | 8 | 16; // Backdrop `filter: blur(4px)` inside the iframe can extend to the whole page, causing a negative visual impact on the video you are watching. const NO_BACKDROP_FILTER_WHEN_MENU_SHOWN = true; // Data Manipulation for Participants (Participant List) const DO_PARTICIPANT_LIST_HACKS = true; // TRUE for the majority const SHOW_PARTICIPANT_CHANGES_IN_CONSOLE = false; // Just too annoying to show them all in popular chat const CHECK_CHANGE_TO_PARTICIPANT_RENDERER_CONTENT = true; // Only consider changes in renderable content (not concerned with the last chat message of the participants) const PARTICIPANT_UPDATE_ONLY_ONLY_IF_MODIFICATION_DETECTED = true; // show more button const ENABLE_SHOW_MORE_BLINKER = true; // BLINK WHEN NEW MESSAGES COME // faster stampDomArray_ for participants list creation const ENABLE_FLAGS_MAINTAIN_STABLE_LIST_VAL = 1; // 0 - OFF; 1 - ON; 2 - ON(PARTICIPANTS_LIST ONLY) const USE_MAINTAIN_STABLE_LIST_ONLY_WHEN_KS_FLAG_IS_SET = false; // reuse yt components const ENABLE_FLAGS_REUSE_COMPONENTS = true; // images const AUTHOR_PHOTO_SINGLE_THUMBNAIL = 1; // 0 - disable; 1- smallest; 2- largest const EMOJI_IMAGE_SINGLE_THUMBNAIL = 1; // 0 - disable; 1- smallest; 2- largest const LEAST_IMAGE_SIZE = 48; // minium size = 48px const ENABLE_PRELOAD_THUMBNAIL = true; const ENABLE_BASE_PREFETCHING = true; const FIX_SETSRC_AND_THUMBNAILCHANGE_ = true; const FIX_THUMBNAIL_DATACHANGED = true; const REMOVE_PRELOADAVATARFORADDACTION = true; const FIX_THUMBNAIL_SIZE_ON_ITEM_ADDITION = true; // important [depends on ] const FIX_THUMBNAIL_SIZE_ON_ITEM_REPLACEMENT = true; // [depends on ] // ======================================================================================================= // AUTOMAICALLY DETERMINED const ENABLE_FLAGS_MAINTAIN_STABLE_LIST = ENABLE_FLAGS_MAINTAIN_STABLE_LIST_VAL === 1; const ENABLE_FLAGS_MAINTAIN_STABLE_LIST_FOR_PARTICIPANTS_LIST = ENABLE_FLAGS_MAINTAIN_STABLE_LIST_VAL >= 1; // image sizing code // (d = (d = KC(a.customThumbnail.thumbnails, 16)) ? lc(oc(d)) : null) // function KC(a, b, c, d) { // d = void 0 === d ? "width" : d; // if (!a || !a.length) // return null; // if (z("kevlar_tuner_should_always_use_device_pixel_ratio")) { // var e = window.devicePixelRatio; // z("kevlar_tuner_should_clamp_device_pixel_ratio") ? e = Math.min(e, zl("kevlar_tuner_clamp_device_pixel_ratio")) : z("kevlar_tuner_should_use_thumbnail_factor") && (e = zl("kevlar_tuner_thumbnail_factor")); // HC = e // } else // HC || (HC = window.devicePixelRatio); // e = HC; // z("kevlar_tuner_should_always_use_device_pixel_ratio") ? b *= e : 1 < e && (b *= e); // if (z("kevlar_tuner_min_thumbnail_quality")) // return a[0].url || null; // e = a.length; // if (z("kevlar_tuner_max_thumbnail_quality")) // return a[e - 1].url || null; // if (c) // for (var h = 0; h < e; h++) // if (0 <= a[h].url.indexOf(c)) // return a[h].url || null; // for (c = 0; c < e; c++) // if (a[c][d] >= b) // return a[c].url || null; // for (b = e - 1; 0 < b; b--) // if (a[b][d]) // return a[b].url || null; // return a[0].url || null // } const { IntersectionObserver } = __CONTEXT__; /** @type {globalThis.PromiseConstructor} */ const Promise = (async () => { })().constructor; // YouTube hacks Promise in WaterFox Classic and "Promise.resolve(0)" nevers resolve. if (!IntersectionObserver) return console.warn("Your browser does not support IntersectionObserver.\nPlease upgrade to the latest version.") // necessity of cssText3_smooth_transform_position to be checked. const cssText3_smooth_transform_position = ENABLE_NO_SMOOTH_TRANSFORM ? ` #item-offset.style-scope.yt-live-chat-item-list-renderer > #items.style-scope.yt-live-chat-item-list-renderer { position: static !important; } `: ''; // fallback if dummy style fn fails const cssText4_smooth_transform_forced_props = ENABLE_NO_SMOOTH_TRANSFORM ? ` /* optional */ #item-offset.style-scope.yt-live-chat-item-list-renderer { height: auto !important; min-height: unset !important; } #items.style-scope.yt-live-chat-item-list-renderer { transform: translateY(0px) !important; } /* optional */ `: ''; const cssText5 = SET_CONTAIN_FOR_CHATROOM ? ` /* ------------------------------------------------------------------------------------------------------------- */ yt-live-chat-author-chip #chat-badges.yt-live-chat-author-chip, yt-live-chat-author-chip #chat-badges.yt-live-chat-author-chip yt-live-chat-author-badge-renderer, yt-live-chat-author-chip #chat-badges.yt-live-chat-author-chip yt-live-chat-author-badge-renderer #image, yt-live-chat-author-chip #chat-badges.yt-live-chat-author-chip yt-live-chat-author-badge-renderer #image img { contain: layout style; } #items.style-scope.yt-live-chat-item-list-renderer { contain: layout paint style; } #item-offset.style-scope.yt-live-chat-item-list-renderer { contain: style; } #item-scroller.style-scope.yt-live-chat-item-list-renderer { contain: size style; } #contents.style-scope.yt-live-chat-item-list-renderer, #chat.style-scope.yt-live-chat-renderer, img.style-scope.yt-img-shadow[width][height] { contain: size layout paint style; } .style-scope.yt-live-chat-ticker-renderer[role="button"][aria-label], .style-scope.yt-live-chat-ticker-renderer[role="button"][aria-label] > #container { contain: layout paint style; } yt-live-chat-text-message-renderer.style-scope.yt-live-chat-item-list-renderer, yt-live-chat-membership-item-renderer.style-scope.yt-live-chat-item-list-renderer, yt-live-chat-paid-message-renderer.style-scope.yt-live-chat-item-list-renderer, yt-live-chat-banner-manager.style-scope.yt-live-chat-item-list-renderer { contain: layout style; } tp-yt-paper-tooltip[style*="inset"][role="tooltip"] { contain: layout paint style; } /* ------------------------------------------------------------------------------------------------------------- */ ` : ''; const cssText6b_show_more_button = FIX_SHOW_MORE_BUTTON_LOCATION ? ` yt-live-chat-renderer[has-action-panel-renderer] #show-more.yt-live-chat-item-list-renderer{ top: 4px; transition-property: top; bottom: unset; } yt-live-chat-renderer[has-action-panel-renderer] #show-more.yt-live-chat-item-list-renderer[disabled]{ top: -42px; } `: ''; const cssText6c_input_panel_overflow = FIX_INPUT_PANEL_OVERFLOW_ISSUE ? ` #input-panel #picker-buttons yt-live-chat-icon-toggle-button-renderer#product-picker { contain: layout style; } #chat.yt-live-chat-renderer ~ #panel-pages.yt-live-chat-renderer { overflow: visible; } `: ''; const cssText6d_input_panel_border = FIX_INPUT_PANEL_BORDER_ISSUE ? ` html #panel-pages.yt-live-chat-renderer > #input-panel.yt-live-chat-renderer:not(:empty) { --yt-live-chat-action-panel-top-border: none; } html #panel-pages.yt-live-chat-renderer > #input-panel.yt-live-chat-renderer.iron-selected > *:first-child { border-top: 1px solid var(--yt-live-chat-panel-pages-border-color); } html #panel-pages.yt-live-chat-renderer { border-top: 0; border-bottom: 0; } `: ''; const cssText7b_content_visibility_unset = FORCE_CONTENT_VISIBILITY_UNSET ? ` img, yt-img-shadow[height][width], yt-img-shadow { content-visibility: visible !important; } ` : ''; const cssText7c_will_change_unset = FORCE_WILL_CHANGE_UNSET ? ` /* remove YouTube constant will-change */ /* constant value will slow down the performance; default auto */ /* www-player.css */ html .ytp-contextmenu, html .ytp-settings-menu { will-change: unset; } /* frequently matched elements */ html .fill.yt-interaction, html .stroke.yt-interaction, html .yt-spec-touch-feedback-shape__fill, html .yt-spec-touch-feedback-shape__stroke { will-change: unset; } /* live_chat_polymer.js */ /* html .toggle-button.tp-yt-paper-toggle-button, html #primaryProgress.tp-yt-paper-progress, html #secondaryProgress.tp-yt-paper-progress, html #onRadio.tp-yt-paper-radio-button, html .fill.yt-interaction, html .stroke.yt-interaction, html .yt-spec-touch-feedback-shape__fill, html .yt-spec-touch-feedback-shape__stroke { will-change: unset; } */ /* desktop_polymer_enable_wil_icons.js */ /* html .fill.yt-interaction, html .stroke.yt-interaction, */ html tp-yt-app-header::before, html tp-yt-iron-list, html #items.tp-yt-iron-list > *, html #onRadio.tp-yt-paper-radio-button, html .toggle-button.tp-yt-paper-toggle-button, html ytd-thumbnail-overlay-toggle-button-renderer[use-expandable-tooltip] #label.ytd-thumbnail-overlay-toggle-button-renderer, html #items.ytd-post-multi-image-renderer, html #items.ytd-horizontal-card-list-renderer, html #items.yt-horizontal-list-renderer, html #left-arrow.yt-horizontal-list-renderer, html #right-arrow.yt-horizontal-list-renderer, html #items.ytd-video-description-infocards-section-renderer, html #items.ytd-video-description-music-section-renderer, html #chips.ytd-feed-filter-chip-bar-renderer, html #chips.yt-chip-cloud-renderer, html #items.ytd-merch-shelf-renderer, html #items.ytd-product-details-image-carousel-renderer, html ytd-video-preview, html #player-container.ytd-video-preview, html #primaryProgress.tp-yt-paper-progress, html #secondaryProgress.tp-yt-paper-progress, html ytd-miniplayer[enabled] /* , html .yt-spec-touch-feedback-shape__fill, html .yt-spec-touch-feedback-shape__stroke */ { will-change: unset; } /* other */ .ytp-videowall-still-info-content[class], .ytp-suggestion-image[class] { will-change: unset !important; } ` : ''; const ENABLE_FONT_PRE_RENDERING = typeof HTMLElement.prototype.append === 'function' ? (ENABLE_FONT_PRE_RENDERING_PREFERRED || 0) : 0; const cssText8_fonts_pre_render = ENABLE_FONT_PRE_RENDERING ? ` elzm-fonts { visibility: collapse; position: fixed; top: -10px; left: -10px; font-size: 10pt; line-height: 100%; width: 100px; height: 100px; transform: scale(0.1); transform: scale(0.01); transform: scale(0.001); transform-origin: 0 0; contain: strict; display: block; user-select: none !important; pointer-events: none !important; } elzm-fonts[id]#elzm-fonts-yk75g { user-select: none !important; pointer-events: none !important; } elzm-font { visibility: collapse; position: absolute; line-height: 100%; width: 100px; height: 100px; contain: strict; display: block; user-select: none !important; pointer-events: none !important; } elzm-font::before { visibility: collapse; position: absolute; line-height: 100%; width: 100px; height: 100px; contain: strict; display: block; content: '0aZ!@#$~^&*()_-+[]{}|;:> ` ${cssText8_fonts_pre_render} ${cssText9_no_backdrop_filter_when_menu_shown} @supports (contain: layout paint style) { ${cssText5} } @supports (color: var(--general)) { html { --yt-live-chat-item-list-renderer-padding: 0px 0px; } ${cssText3_smooth_transform_position} ${cssText7c_will_change_unset} ${cssText7b_content_visibility_unset} yt-live-chat-item-list-renderer:not([allow-scroll]) #item-scroller.yt-live-chat-item-list-renderer { overflow-y: scroll; padding-right: 0; } ${cssText4_smooth_transform_forced_props} yt-icon[icon="down_arrow"] > *, yt-icon-button#show-more > * { pointer-events: none !important; } #continuations, #continuations * { contain: strict; position: fixed; top: 2px; height: 1px; width: 2px; height: 1px; visibility: collapse; } ${cssText6b_show_more_button} ${cssText6d_input_panel_border} ${cssText6c_input_panel_overflow} } @supports (overflow-anchor: auto) { .no-anchor * { overflow-anchor: none; } .no-anchor > item-anchor { overflow-anchor: auto; } item-anchor { height:1px; width: 100%; transform: scaleY(0.00001); transform-origin:0 0; contain: strict; opacity:0; display:flex; position:relative; flex-shrink:0; flex-grow:0; margin-bottom:0; overflow:hidden; box-sizing:border-box; visibility: visible; content-visibility: visible; contain-intrinsic-size: auto 1px; pointer-events:none !important; } #item-scroller.style-scope.yt-live-chat-item-list-renderer[class] { overflow-anchor: initial !important; /* whenever ENABLE_OVERFLOW_ANCHOR or not */ } html item-anchor { height: 1px; width: 1px; top: auto; left: auto; right: auto; bottom: auto; transform: translateY(-1px); position: absolute; z-index: -1; } } @supports (color: var(--pre-rendering)) { @keyframes dontRenderAnimation { 0% { background-position-x: 3px; } 100% { background-position-x: 4px; } } .dont-render { /* visibility: collapse !important; */ /* visibility: collapse will make innerText become "" which conflicts with BetterStreamChat; see https://greasyfork.org/scripts/469878/discussions/197267 */ transform: scale(0.01) !important; transform: scale(0.00001) !important; transform: scale(0.0000001) !important; transform-origin: 0 0 !important; z-index: -1 !important; contain: strict !important; box-sizing: border-box !important; height: 1px !important; height: 0.1px !important; height: 0.01px !important; height: 0.0001px !important; height: 0.000001px !important; animation: dontRenderAnimation 1ms linear 80ms 1 normal forwards !important; } } ${cssText10_show_more_blinker} `; const win = typeof unsafeWindow !== 'undefined' ? unsafeWindow : (this instanceof Window ? this : window); // Create a unique key for the script and check if it is already running const hkey_script = 'mchbwnoasqph'; if (win[hkey_script]) throw new Error('Duplicated Userscript Calling'); // avoid duplicated scripting win[hkey_script] = true; function dr(s) { // reserved for future use return s; // return window.deWeakJS ? window.deWeakJS(s) : s; } const getProto = (element) => { if (element) { const cnt = element.inst || element; return cnt.constructor.prototype || null; } return null; } const assertor = (f) => f() || console.assert(false, f + ""); const fnIntegrity = (f, d) => { if (!f || typeof f !== 'function') { console.warn('f is not a function', f); return; } let p = f + "", s = 0, j = -1, w = 0; for (let i = 0, l = p.length; i < l; i++) { const t = p[i]; if (((t >= 'a' && t <= 'z') || (t >= 'A' && t <= 'Z'))) { if (j < i - 1) w++; j = i; } else { s++; } } let itz = `${f.length}.${s}.${w}`; if (!d) { return itz; } else { return itz === d; } } console.assert(MAX_ITEMS_FOR_TOTAL_DISPLAY > 0 && MAX_ITEMS_FOR_FULL_FLUSH > 0 && MAX_ITEMS_FOR_TOTAL_DISPLAY > MAX_ITEMS_FOR_FULL_FLUSH) let ENABLE_FULL_RENDER_REQUIRED_CAPABLE = false; const isContainSupport = CSS.supports('contain', 'layout paint style'); if (!isContainSupport) { console.warn("Your browser does not support css property 'contain'.\nPlease upgrade to the latest version.".trim()); } else { ENABLE_FULL_RENDER_REQUIRED_CAPABLE = true; } let ENABLE_OVERFLOW_ANCHOR_CAPABLE = false; const isOverflowAnchorSupport = CSS.supports('overflow-anchor', 'auto'); if (!isOverflowAnchorSupport) { console.warn("Your browser does not support css property 'overflow-anchor'.\nPlease upgrade to the latest version.".trim()); } else { ENABLE_OVERFLOW_ANCHOR_CAPABLE = true; } const NOT_FIREFOX = !CSS.supports('-moz-appearance', 'none'); // 1. Firefox does not have the flicking issue; 2. Firefox's OVERFLOW_ANCHOR is less effective than Chromium's. const ENABLE_OVERFLOW_ANCHOR = ENABLE_OVERFLOW_ANCHOR_PREFERRED && ENABLE_OVERFLOW_ANCHOR_CAPABLE && ENABLE_NO_SMOOTH_TRANSFORM; const ENABLE_FULL_RENDER_REQUIRED = ENABLE_FULL_RENDER_REQUIRED_PREFERRED && ENABLE_FULL_RENDER_REQUIRED_CAPABLE && ENABLE_OVERFLOW_ANCHOR && ENABLE_NO_SMOOTH_TRANSFORM && NOT_FIREFOX; const fxOperator = (proto, propertyName) => { let propertyDescriptorGetter = null; try { propertyDescriptorGetter = Object.getOwnPropertyDescriptor(proto, propertyName).get; } catch (e) { } return typeof propertyDescriptorGetter === 'function' ? (e) => { try { return propertyDescriptorGetter.call(dr(e)); } catch (e) { } return e[propertyName]; } : (e) => e[propertyName]; }; const nodeParent = fxOperator(Node.prototype, 'parentNode'); // const nFirstElem = fxOperator(HTMLElement.prototype, 'firstElementChild'); const nPrevElem = fxOperator(HTMLElement.prototype, 'previousElementSibling'); const nNextElem = fxOperator(HTMLElement.prototype, 'nextElementSibling'); const nLastElem = fxOperator(HTMLElement.prototype, 'lastElementChild'); const groupCollapsed = (text1, text2) => { console.groupCollapsed(`%c${text1}%c${text2}`, "background-color: #010502; color: #6acafe; font-weight: 700; padding: 2px;", "background-color: #010502; color: #6ad9fe; font-weight: 300; padding: 2px;" ); } const EVENT_KEY_ON_REGISTRY_READY = "ytI-ce-registry-created"; const onRegistryReady = (callback) => { if (typeof customElements === 'undefined') { if (!('__CE_registry' in document)) { // https://github.com/webcomponents/polyfills/ Object.defineProperty(document, '__CE_registry', { get() { // return undefined }, set(nv) { if (typeof nv == 'object') { delete this.__CE_registry; this.__CE_registry = nv; this.dispatchEvent(new CustomEvent(EVENT_KEY_ON_REGISTRY_READY)); } return true; }, enumerable: false, configurable: true }) } let eventHandler = (evt) => { document.removeEventListener(EVENT_KEY_ON_REGISTRY_READY, eventHandler, false); const f = callback; callback = null; eventHandler = null; f(); }; document.addEventListener(EVENT_KEY_ON_REGISTRY_READY, eventHandler, false); } else { callback(); } }; const promiseForCustomYtElementsReady = new Promise(onRegistryReady); /* globals WeakRef:false */ /** @type {(o: Object | null) => WeakRef | null} */ const mWeakRef = typeof WeakRef === 'function' ? (o => o ? new WeakRef(o) : null) : (o => o || null); /** @type {(wr: Object | null) => Object | null} */ const kRef = (wr => (wr && wr.deref) ? wr.deref() : wr); const { addCssManaged } = (() => { const addFontPreRendering = () => { groupCollapsed("YouTube Super Fast Chat", " | Fonts Pre-Rendering"); let efsContainer = document.createElement('elzm-fonts'); efsContainer.id = 'elzm-fonts-yk75g' const arr = []; let p = document.createElement('elzm-font'); arr.push(p); if (ENABLE_FONT_PRE_RENDERING & 1) { for (const size of [100, 200, 300, 400, 500, 600, 700, 800, 900]) { p = document.createElement('elzm-font'); p.style.fontWeight = size; arr.push(p); } } if (ENABLE_FONT_PRE_RENDERING & 2) { for (const size of [100, 200, 300, 400, 500, 600, 700, 800, 900]) { p = document.createElement('elzm-font'); p.style.fontFamily = 'Roboto'; p.style.fontWeight = size; arr.push(p); } } if (ENABLE_FONT_PRE_RENDERING & 4) { for (const size of [100, 200, 300, 400, 500, 600, 700, 800, 900]) { p = document.createElement('elzm-font'); p.style.fontFamily = '"YouTube Noto",Roboto,Arial,Helvetica,sans-serif'; p.style.fontWeight = size; arr.push(p); } } if (ENABLE_FONT_PRE_RENDERING & 8) { for (const size of [100, 200, 300, 400, 500, 600, 700, 800, 900]) { p = document.createElement('elzm-font'); p.style.fontFamily = '"Noto",Roboto,Arial,Helvetica,sans-serif'; p.style.fontWeight = size; arr.push(p); } } if (ENABLE_FONT_PRE_RENDERING & 16) { for (const size of [100, 200, 300, 400, 500, 600, 700, 800, 900]) { p = document.createElement('elzm-font'); p.style.fontFamily = 'sans-serif'; p.style.fontWeight = size; arr.push(p); } } console.log('number of elzm-font elements', arr.length); HTMLElement.prototype.append.apply(efsContainer, arr); (document.body || document.documentElement).appendChild(efsContainer); console.log('elzm-font elements have been added to the page for rendering.'); console.groupEnd(); } let isCssAdded = false; function addCssElement() { let s = document.createElement('style'); s.id = 'ewRvC'; return s; } const addCssManaged = () => { if (!isCssAdded && document.documentElement && document.head) { isCssAdded = true; document.head.appendChild(dr(addCssElement())).textContent = addCss(); if (ENABLE_FONT_PRE_RENDERING) { Promise.resolve().then(addFontPreRendering) } } } return { addCssManaged }; })(); const { setupStyle } = (() => { const sp7 = Symbol(); const proxyHelperFn = (dummy) => ({ get(target, prop) { return (prop in dummy) ? dummy[prop] : prop === sp7 ? target : target[prop]; }, set(target, prop, value) { if (!(prop in dummy)) { target[prop] = value; } return true; }, has(target, prop) { return (prop in target); }, deleteProperty(target, prop) { return true; }, ownKeys(target) { return Object.keys(target); }, defineProperty(target, key, descriptor) { return Object.defineProperty(target, key, descriptor); }, getOwnPropertyDescriptor(target, key) { return Object.getOwnPropertyDescriptor(target, key); }, }); const setupStyle = (m1, m2) => { if (!ENABLE_NO_SMOOTH_TRANSFORM) return; const dummy1v = { transform: '', height: '', minHeight: '', paddingBottom: '', paddingTop: '' }; const dummyStyleFn = (k) => (function () { const style = this[sp7]; return style[k](...arguments); }); for (const k of ['toString', 'getPropertyPriority', 'getPropertyValue', 'item', 'removeProperty', 'setProperty']) { dummy1v[k] = dummyStyleFn(k); } const dummy1p = proxyHelperFn(dummy1v); const sp1v = new Proxy(m1.style, dummy1p); const sp2v = new Proxy(m2.style, dummy1p); Object.defineProperty(m1, 'style', { get() { return sp1v }, set() { }, enumerable: true, configurable: true }); Object.defineProperty(m2, 'style', { get() { return sp2v }, set() { }, enumerable: true, configurable: true }); m1.removeAttribute("style"); m2.removeAttribute("style"); } return { setupStyle }; })(); /* function innerTextFixFn() { if (elemInnerText.status) return; elemInnerText.status = 1; const pd = Object.getOwnPropertyDescriptor(HTMLElement.prototype, 'innerText'); if (!pd) return; if (pd.configurable !== true) return; const getterFn = pd.get; if (typeof getterFn !== 'function') return; const getterGn = function () { const resultText = getterFn.apply(this, arguments); if (!resultText&& elemInnerText.status === 1) { const html = this.innerHTML; console.log(1234, html) if (html) { elemInnerText.status = 2; console.log(new Error().stack) } } return resultText; } let np = Object.assign({}, pd, { get: getterGn }); console.log(124, np) Object.defineProperty(HTMLElement.prototype, 'innerText', np); console.log(125, Object.getOwnPropertyDescriptor(HTMLElement.prototype, 'innerText').get) } */ const cleanContext = async (win) => { const waitFn = requestAnimationFrame; // shall have been binded to window try { let mx = 16; // MAX TRIAL const frameId = 'vanillajs-iframe-v1'; /** @type {HTMLIFrameElement | null} */ let frame = document.getElementById(frameId); let removeIframeFn = null; if (!frame) { frame = document.createElement('iframe'); frame.id = 'vanillajs-iframe-v1'; frame.sandbox = 'allow-same-origin'; // script cannot be run inside iframe but API can be obtained from iframe let n = document.createElement('noscript'); // wrap into NOSCRPIT to avoid reflow (layouting) n.appendChild(frame); while (!document.documentElement && mx-- > 0) await new Promise(waitFn); // requestAnimationFrame here could get modified by YouTube engine const root = document.documentElement; root.appendChild(n); // throw error if root is null due to exceeding MAX TRIAL removeIframeFn = (setTimeout) => { const removeIframeOnDocumentReady = (e) => { e && win.removeEventListener("DOMContentLoaded", removeIframeOnDocumentReady, false); win = null; setTimeout(() => { n.remove(); n = null; }, 200); } if (document.readyState !== 'loading') { removeIframeOnDocumentReady(); } else { win.addEventListener("DOMContentLoaded", removeIframeOnDocumentReady, false); } } } while (!frame.contentWindow && mx-- > 0) await new Promise(waitFn); const fc = frame.contentWindow; if (!fc) throw "window is not found."; // throw error if root is null due to exceeding MAX TRIAL const { requestAnimationFrame, setTimeout, cancelAnimationFrame, setInterval, clearInterval } = fc; const res = { requestAnimationFrame, setTimeout, cancelAnimationFrame, setInterval, clearInterval }; for (let k in res) res[k] = res[k].bind(win); // necessary if (removeIframeFn) Promise.resolve(res.setTimeout).then(removeIframeFn); return res; } catch (e) { console.warn(e); return null; } }; const flagsFnOnInterval = (ENABLE_FLAGS_MAINTAIN_STABLE_LIST || ENABLE_FLAGS_REUSE_COMPONENTS) ? (() => { const flags = () => { try { return ytcfg.data_.EXPERIMENT_FLAGS; } catch (e) { } return null; }; const flagsForced = () => { try { return ytcfg.data_.EXPERIMENTS_FORCED_FLAGS; } catch (e) { } return null; }; const flagsFn = (EXPERIMENT_FLAGS) => { if (!EXPERIMENT_FLAGS) return; if (ENABLE_FLAGS_MAINTAIN_STABLE_LIST) { if (USE_MAINTAIN_STABLE_LIST_ONLY_WHEN_KS_FLAG_IS_SET ? EXPERIMENT_FLAGS.kevlar_should_maintain_stable_list === true : true) { EXPERIMENT_FLAGS.kevlar_tuner_should_test_maintain_stable_list = true; EXPERIMENT_FLAGS.kevlar_should_maintain_stable_list = true; } } if (ENABLE_FLAGS_REUSE_COMPONENTS) { EXPERIMENT_FLAGS.kevlar_tuner_should_test_reuse_components = true; EXPERIMENT_FLAGS.kevlar_tuner_should_reuse_components = true; } }; const uf = (EXPERIMENT_FLAGS) => { if (EXPERIMENT_FLAGS === undefined) EXPERIMENT_FLAGS = flags(); if (EXPERIMENT_FLAGS) { flagsFn(EXPERIMENT_FLAGS); flagsFn(flagsForced()); } } uf(); const flagsFnOnInterval = (setInterval, clearInterval) => { uf(); let cidFlags = 0; let kd = 0; new Promise(flagResolve => { const flagTimer = () => { const EXPERIMENT_FLAGS = flags(); if (!EXPERIMENT_FLAGS) return; uf(EXPERIMENT_FLAGS); if (kd > 0) return; kd = 1; const delay1000 = new Promise(resolve => setTimeout(resolve, 1000)); const moDeferred = new Promise(resolve => { let mo = new MutationObserver(() => { if (mo) { mo.disconnect(); mo.takeRecords(); mo = null; resolve(); } }); mo.observe(document, { subtree: true, childList: true }); }); Promise.race([delay1000, moDeferred]).then(flagResolve); }; uf(); cidFlags = setInterval(flagTimer, 1); }).then(() => { if (cidFlags > 0) clearInterval(cidFlags); cidFlags = 0; uf(); }); } return flagsFnOnInterval; })() : null; let kptPF = null; const emojiPrefetched = new Set(); const authorPhotoPrefetched = new Set(); function linker(link, rel, href, _as){ return new Promise(resolve=>{ if (!link) link = document.createElement('link'); link.rel = rel; if (_as) link.setAttribute('as', _as); link.onload = function () { resolve({ link: this, success: true }) this.remove(); }; link.onerror = function () { resolve({ link: this, success: false }); this.remove(); }; link.href = href; document.head.appendChild(link); link= null; }); } cleanContext(win).then(__CONTEXT__ => { if (!__CONTEXT__) return null; const { requestAnimationFrame, setTimeout, cancelAnimationFrame, setInterval, clearInterval } = __CONTEXT__; if(flagsFnOnInterval) flagsFnOnInterval(setInterval, clearInterval); function basePrefetching() { new Promise(resolve => { if (document.readyState !== 'loading') { resolve(); } else { win.addEventListener("DOMContentLoaded", resolve, false); } }).then(() => { const arr = [ 'https://www.youtube.com', 'https://youtube.com', 'https://googlevideo.com', 'https://googleapis.com', 'https://www.youtube.com', 'https://accounts.youtube.com', 'https://www.gstatic.com', 'https://ggpht.com', 'https://yt3.ggpht.com', 'https://yt4.ggpht.com' ]; for (const h of arr) { let link = null; if (kptPF === null) { link = document.createElement('link'); if (link.relList && link.relList.supports) { kptPF = (link.relList.supports('dns-prefetch') ? 1 : 0) + (link.relList.supports('preconnect') ? 2 : 0) + (link.relList.supports('prefetch') ? 4 : 0) + (link.relList.supports('subresource') ? 8 : 0) } else { kptPF = 0; } console.log('kptPF', kptPF) } if (ENABLE_BASE_PREFETCHING) { if (kptPF & 1) { linker(link, 'dns-prefetch', h); link = null; } if (kptPF & 2) { linker(link, 'preconnect', h); link = null; } } } }) } basePrefetching(); (() => { // data manipulation if (!DO_PARTICIPANT_LIST_HACKS) return; class Mutex { constructor() { this.p = Promise.resolve() } /** * @param {(lockResolve: () => void)} f */ lockWith(f) { this.p = this.p.then(() => new Promise(f).catch(console.warn)) } } /** h.onParticipantsChanged = function() { this.notifyPath("participantsManager.participants") } at h.onParticipantsChanged (live_chat_polymer.js:8334:41) at e. (live_chat_polymer.js:1637:69) at e.Bb [as __shady_dispatchEvent] (webcomponents-sd.js:46:110) at k.dispatchEvent (webcomponents-sd.js:122:237) at mu (live_chat_polymer.js:1677:71) at Object.wga [as fn] (live_chat_polymer.js:1678:99) at a._propertiesChanged (live_chat_polymer.js:1726:426) at b._flushProperties (live_chat_polymer.js:1597:200) at a._invalidateProperties (live_chat_polymer.js:1718:69) at a.notifyPath (live_chat_polymer.js:1741:182) */ const beforeParticipantsMap = new WeakMap(); const { notifyPath7081 } = (() => { const mutexParticipants = new Mutex(); let uvid = 0; let r95dm = 0; let c95dm = -1; const foundMap = (base, content) => { /* let lastSearch = 0; let founds = base.map(baseEntry => { let search = content.indexOf(baseEntry, lastSearch); if (search < 0) return false; lastSearch = search + 1; return true; }); return founds; */ const contentSet = new Set(content); return base.map(baseEntry => contentSet.has(baseEntry)); } const spliceIndicesFunc = (beforeParticipants, participants, idsBefore, idsAfter) => { const handler1 = { get(target, prop, receiver) { if (prop === 'object') { return participants; // avoid memory leakage } if (prop === 'type') { return 'splice'; } return target[prop]; } }; const releaser = () => { participants = null; } let foundsForAfter = foundMap(idsAfter, idsBefore); let foundsForBefore = foundMap(idsBefore, idsAfter); let indexSplices = []; let contentUpdates = []; for (let i = 0, j = 0; i < foundsForBefore.length || j < foundsForAfter.length;) { if (beforeParticipants[i] === participants[j]) { i++; j++; } else if (idsBefore[i] === idsAfter[j]) { // content changed contentUpdates.push({ indexI: i, indexJ: j }) i++; j++; } else { let addedCount = 0; for (let q = j; q < foundsForAfter.length; q++) { if (foundsForAfter[q] === false) addedCount++; else break; } let removedCount = 0; for (let q = i; q < foundsForBefore.length; q++) { if (foundsForBefore[q] === false) removedCount++; else break; } if (!addedCount && !removedCount) { throw 'ERROR(0xFF32): spliceIndicesFunc'; } indexSplices.push(new Proxy({ index: j, addedCount: addedCount, removed: removedCount >= 1 ? beforeParticipants.slice(i, i + removedCount) : [] }, handler1)); i += removedCount; j += addedCount; } } foundsForBefore = null; foundsForAfter = null; idsBefore = null; idsAfter = null; beforeParticipants = null; return { indexSplices, contentUpdates, releaser }; } /* customElements.get("yt-live-chat-participant-renderer").prototype.notifyPath=function(){ console.log(123); console.log(new Error().stack)} VM63631:1 Error at customElements.get.notifyPath (:1:122) at e.forwardRendererStamperChanges_ (live_chat_polymer.js:4453:35) at e.rendererStamperApplyChangeRecord_ (live_chat_polymer.js:4451:12) at e.rendererStamperObserver_ (live_chat_polymer.js:4448:149) at Object.pu [as fn] (live_chat_polymer.js:1692:118) at ju (live_chat_polymer.js:1674:217) at a._propertiesChanged (live_chat_polymer.js:1726:122) at b._flushProperties (live_chat_polymer.js:1597:200) at a._invalidateProperties (live_chat_polymer.js:1718:69) at a.notifyPath (live_chat_polymer.js:1741:182) */ function convertToIds(participants) { return participants.map(participant => { if (!participant || typeof participant !== 'object') { console.warn('Error(0xFA41): convertToIds', participant); return participant; // just in case } let keys = Object.keys(participant); // liveChatTextMessageRenderer // liveChatParticipantRenderer - livestream channel owner [no authorExternalChannelId] // liveChatPaidMessageRenderer /* 'yt-live-chat-participant-renderer' utilizes the following: authorName.simpleText: string authorPhoto.thumbnails: Object{url:string, width:int, height:int} [] authorBadges[].liveChatAuthorBadgeRenderer.icon.iconType: string authorBadges[].liveChatAuthorBadgeRenderer.tooltip: string authorBadges[].liveChatAuthorBadgeRenderer.accessibility.accessibilityData: Object{label:string} */ if (keys.length !== 1) { console.warn('Error(0xFA42): convertToIds', participant); return participant; // just in case } let key = keys[0]; let renderer = (participant[key] || 0); let authorName = (renderer.authorName || 0); let text = `${authorName.simpleText || authorName.text}` let res = participant; // fallback if it is not a vaild entry if (typeof text !== 'string') { console.warn('Error(0xFA53): convertToIds', participant); } else { text = `${renderer.authorExternalChannelId || 'null'}|${text || ''}`; if (text.length > 1) res = text; } return res; // return renderer?`${renderer.id}|${renderer.authorExternalChannelId}`: ''; // note: renderer.id will be changed if the user typed something to trigger the update of the participants' record. }); } const checkChangeToParticipantRendererContent = CHECK_CHANGE_TO_PARTICIPANT_RENDERER_CONTENT ? (p1, p2) => { // just update when content is changed. if (p1.authorName !== p2.authorName) return true; if (p1.authorPhoto !== p2.authorPhoto) return true; if (p1.authorBadges !== p2.authorBadges) return true; return false; } : (p1, p2) => { // keep integrity all the time. return p1 !== p2; // always true } function notifyPath7081(path) { // cnt "yt-live-chat-participant-list-renderer" if (PARTICIPANT_UPDATE_ONLY_ONLY_IF_MODIFICATION_DETECTED) { if (path !== "participantsManager.participants") { return this.__notifyPath5036__.apply(this, arguments); } if (c95dm === r95dm) return; } else { const stack = new Error().stack; if (path !== "participantsManager.participants" || stack.indexOf('.onParticipantsChanged') < 0) { return this.__notifyPath5036__.apply(this, arguments); } } if (uvid > 1e8) uvid = uvid % 100; let tid = ++uvid; const cnt = this; // "yt-live-chat-participant-list-renderer" mutexParticipants.lockWith(lockResolve => { const participants00 = cnt.participantsManager.participants; if (tid !== uvid || typeof (participants00 || 0).splice !== 'function') { lockResolve(); return; } let doUpdate = false; if (PARTICIPANT_UPDATE_ONLY_ONLY_IF_MODIFICATION_DETECTED) { if (!participants00.r94dm) { participants00.r94dm = 1; if (++r95dm > 1e9) r95dm = 9; participants00.push = function () { if (++r95dm > 1e9) r95dm = 9; return Array.prototype.push.apply(this, arguments); } participants00.pop = function () { if (++r95dm > 1e9) r95dm = 9; return Array.prototype.pop.apply(this, arguments); } participants00.shift = function () { if (++r95dm > 1e9) r95dm = 9; return Array.prototype.shift.apply(this, arguments); } participants00.unshift = function () { if (++r95dm > 1e9) r95dm = 9; return Array.prototype.unshift.apply(this, arguments); } participants00.splice = function () { if (++r95dm > 1e9) r95dm = 9; return Array.prototype.splice.apply(this, arguments); } participants00.sort = function () { if (++r95dm > 1e9) r95dm = 9; return Array.prototype.sort.apply(this, arguments); } participants00.reverse = function () { if (++r95dm > 1e9) r95dm = 9; return Array.prototype.reverse.apply(this, arguments); } } if (c95dm !== r95dm) { c95dm = r95dm; doUpdate = true; } } else { doUpdate = true; } if (!doUpdate) { lockResolve(); return; } const participants = participants00.slice(0); const beforeParticipants = beforeParticipantsMap.get(cnt) || []; beforeParticipantsMap.set(cnt, participants); const resPromise = (async () => { if (beforeParticipants.length === 0) { // not error return 0; } let countOfElements = cnt.__getAllParticipantsDOMRenderedLength__() // console.log(participants.length, doms.length) // different if no requestAnimationFrame if (beforeParticipants.length !== countOfElements) { // there is somewrong for the cache. - sometimes happen return 0; } const idsBefore = convertToIds(beforeParticipants); const idsAfter = convertToIds(participants); let { indexSplices, contentUpdates, releaser } = spliceIndicesFunc(beforeParticipants, participants, idsBefore, idsAfter); let res = 1; // default 1 for no update if (indexSplices.length >= 1) { // let p2 = participants.slice(indexSplices[0].index, indexSplices[0].index+indexSplices[0].addedCount); // let p1 = indexSplices[0].removed; // console.log(indexSplices.length, indexSplices ,p1,p2, convertToIds(p1),convertToIds(p2)) /* folllow a.notifyPath(c + ".splices", d); a.notifyPath(c + ".length", b.length); */ // stampDomArraySplices_ await new Promise(resolve => { cnt.resolveForDOMRendering781 = resolve; cnt.__notifyPath5036__("participantsManager.participants.splices", { indexSplices }); indexSplices = null; releaser(); releaser = null; cnt.__notifyPath5036__("participantsManager.participants.length", participants.length ); }); await Promise.resolve(0); // play safe for the change of 'length' countOfElements = cnt.__getAllParticipantsDOMRenderedLength__(); let wrongSize = participants.length !== countOfElements if (wrongSize) { console.warn("ERROR(0xE2C3): notifyPath7081", beforeParticipants.length, participants.length, doms.length) return 0; } res = 2 | 4; } else { indexSplices = null; releaser(); releaser = null; if (participants.length !== countOfElements) { // other unhandled cases return 0; } } // participants.length === countOfElements before contentUpdates if (contentUpdates.length >= 1) { for (const contentUpdate of contentUpdates) { let isChanged = checkChangeToParticipantRendererContent(beforeParticipants[contentUpdate.indexI], participants[contentUpdate.indexJ]); if (isChanged) { cnt.__notifyPath5036__(`participantsManager.participants[${contentUpdate.indexJ}]`); res |= 4 | 8; } } } contentUpdates = null; return res; })(); resPromise.then(resValue => { const isLogRequired = SHOW_PARTICIPANT_CHANGES_IN_CONSOLE && ((resValue === 0) || ((resValue & 4) === 4)); isLogRequired && groupCollapsed("Participant List Change", `tid = ${tid}; res = ${resValue}`); if (resValue === 0) { new Promise(resolve => { cnt.resolveForDOMRendering781 = resolve; isLogRequired && console.log("Full Refresh begins"); cnt.__notifyPath5036__("participantsManager.participants"); // full refresh }).then(() => { isLogRequired && console.log("Full Refresh ends"); console.groupEnd(); }).then(lockResolve); return; } const delayLockResolve = (resValue & 4) === 4; if (delayLockResolve) { isLogRequired && console.log(`Number of participants (before): ${beforeParticipants.length}`); isLogRequired && console.log(`Number of participants (after): ${participants.length}`); isLogRequired && console.log(`Total number of rendered participants: ${cnt.__getAllParticipantsDOMRenderedLength__()}`); isLogRequired && console.log(`Participant Renderer Content Updated: ${(resValue & 8) === 8}`); isLogRequired && console.groupEnd(); // requestAnimationFrame is required to avoid particiant update during DOM changing (stampDomArraySplices_) // mutex lock with requestAnimationFrame can also disable participants update in background requestAnimationFrame(lockResolve); } else { lockResolve(); } }); }); } return { notifyPath7081 }; })(); const onRegistryReadyForDataManipulation = () => { function dummy5035(a, b, c) { } function dummy411(a, b, c) { } if (REMOVE_PRELOADAVATARFORADDACTION) { customElements.whenDefined("yt-live-chat-renderer").then(() => { const tag = "yt-live-chat-renderer"; const cProto = getProto(document.createElement(tag)); groupCollapsed("YouTube Super Fast Chat", " | yt-live-chat-renderer hacks"); if (typeof cProto.preloadAvatarForAddAction === 'function' && !cProto.preloadAvatarForAddAction66 && cProto.preloadAvatarForAddAction.length === 1) { cProto.preloadAvatarForAddAction66 = cProto.preloadAvatarForAddAction; cProto.preloadAvatarForAddAction = function () { // ===== skip ===== // if (a.item) { // a = a.item; // var b = Object.keys(a)[0]; // a = a[b]; // b = KC(this.get("authorPhoto.thumbnails", a), 24); // "string" === typeof b && (this.preloadImage(b), // a.authorPhoto.webThumbnailDetailsExtensionData = { // isPreloaded: !0 // }) // } // ===== skip ===== } console.log("cProto.preloadAvatarForAddAction - OK"); } else { console.log("cProto.preloadAvatarForAddAction - NG"); } console.groupEnd(); // cProto.preloadImage = function (){ // // although we do in flushItem; just avoid being used by other usages ... // } }); } customElements.whenDefined("yt-live-chat-participant-list-renderer").then(() => { if (!DO_PARTICIPANT_LIST_HACKS) return; const tag = "yt-live-chat-participant-list-renderer"; const cProto = getProto(document.createElement(tag)); if (!cProto || typeof cProto.attached !== 'function') { // for _registered, proto.attached shall exist when the element is defined. // for controller extraction, attached shall exist when instance creates. console.warn(`proto.attached for ${tag} is unavailable.`); return; } groupCollapsed("YouTube Super Fast Chat", " | yt-live-chat-participant-list-renderer hacks"); const fgsArr = ['kevlar_tuner_should_test_maintain_stable_list', 'kevlar_should_maintain_stable_list', 'kevlar_tuner_should_test_reuse_components', 'kevlar_tuner_should_reuse_components']; const fgs = {}; for (const key of fgsArr) fgs[key] = undefined; try { const EXPERIMENT_FLAGS = ytcfg.data_.EXPERIMENT_FLAGS; for (const key of fgsArr) fgs[key] = EXPERIMENT_FLAGS[key]; } catch (e) { } console.log(`EXPERIMENT_FLAGS: ${JSON.stringify(fgs, null, 2)}`); const canDoReplacement = (() => { if (typeof cProto.__notifyPath5035__ === 'function' && cProto.__notifyPath5035__.name !== 'dummy5035') { console.warn('YouTube Live Chat Tamer is running.'); return; } if (typeof cProto.__attached411__ === 'function' && cProto.__attached411__.name !== 'dummy411') { console.warn('YouTube Live Chat Tamer is running.'); return; } cProto.__notifyPath5035__ = dummy5035 // just to against Live Chat Tamer cProto.__attached411__ = dummy411 // just to against Live Chat Tamer if (typeof cProto.flushRenderStamperComponentBindings_ !== 'function' || cProto.flushRenderStamperComponentBindings_.length !== 0) { console.warn("ERROR(0xE355): cProto.flushRenderStamperComponentBindings_ not found"); return; } if (typeof cProto.flushRenderStamperComponentBindings66_ === 'function') { console.warn("ERROR(0xE356): cProto.flushRenderStamperComponentBindings66_"); return; } if (typeof cProto.__getAllParticipantsDOMRenderedLength__ === 'function') { console.warn("ERROR(0xE357): cProto.__getAllParticipantsDOMRenderedLength__"); return; } return true; })(); console.log(`Data Manipulation Boost = ${canDoReplacement}`); assertor(() => fnIntegrity(cProto.attached, '0.32.22')) // just warning if (typeof cProto.flushRenderStamperComponentBindings_ === 'function') { let fiRSCB = fnIntegrity(cProto.flushRenderStamperComponentBindings_); let s = fiRSCB.split('.'); if (s[0] === '0' && +s[1] > 381 && +s[1] < 391 && +s[2] > 228 && +s[2] < 238) { console.log("flushRenderStamperComponentBindings_ - OK", fiRSCB); } else { console.log("flushRenderStamperComponentBindings_ - failed", fiRSCB); } } else { console.log("flushRenderStamperComponentBindings_ - not found"); } // assertor(() => fnIntegrity(cProto.flushRenderStamperComponentBindings_, '0.386.233')) // just warning if (typeof cProto.flushRenderStamperComponentBindings_ === 'function') { cProto.flushRenderStamperComponentBindings66_ = cProto.flushRenderStamperComponentBindings_; cProto.flushRenderStamperComponentBindings_ = function () { // console.log('flushRenderStamperComponentBindings_') this.flushRenderStamperComponentBindings66_(); if (this.resolveForDOMRendering781) { this.resolveForDOMRendering781(); this.resolveForDOMRendering781 = null; } }; } cProto.__getAllParticipantsDOMRenderedLength__ = function () { const container = this.$.participants; return HTMLElement.prototype.querySelectorAll.call(container, 'yt-live-chat-participant-renderer').length; } const onPageElements = [...document.querySelectorAll('yt-live-chat-participant-list-renderer:not(.n9fJ3)')]; cProto.__attached412__ = cProto.attached; const fpPList = function (hostElement) { const cnt = hostElement.inst || hostElement; if (beforeParticipantsMap.has(cnt)) return; hostElement.classList.add('n9fJ3'); assertor(() => (cnt.__dataEnabled === true && cnt.__dataReady === true)); if (typeof cnt.notifyPath !== 'function' || typeof cnt.__notifyPath5036__ !== 'undefined') { console.warn("ERROR(0xE318): yt-live-chat-participant-list-renderer") return; } groupCollapsed("Participant List attached", ""); // cnt.$.participants.appendChild = cnt.$.participants.__shady_native_appendChild = function(){ // console.log(123, 'appendChild'); // return HTMLElement.prototype.appendChild.apply(this, arguments) // } // cnt.$.participants.insertBefore =cnt.$.participants.__shady_native_insertBefore = function(){ // console.log(123, 'insertBefore'); // return HTMLElement.prototype.insertBefore.apply(this, arguments) // } cnt.__notifyPath5036__ = cnt.notifyPath const participants = ((cnt.participantsManager || 0).participants || 0); assertor(() => (participants.length > -1 && typeof participants.slice === 'function')); console.log(`initial number of participants: ${participants.length}`); const newParticipants = (participants.length >= 1 && typeof participants.slice === 'function') ? participants.slice(0) : []; beforeParticipantsMap.set(cnt, newParticipants); cnt.notifyPath = notifyPath7081; console.log(`CHECK_CHANGE_TO_PARTICIPANT_RENDERER_CONTENT = ${CHECK_CHANGE_TO_PARTICIPANT_RENDERER_CONTENT}`); console.groupEnd(); } cProto.attached = function () { fpPList(this.hostElement || this); this.__attached412__.apply(this, arguments); }; if (ENABLE_FLAGS_MAINTAIN_STABLE_LIST_FOR_PARTICIPANTS_LIST) { /** @type {boolean | (()=>boolean)} */ let toUseMaintainStableList = USE_MAINTAIN_STABLE_LIST_ONLY_WHEN_KS_FLAG_IS_SET ? (() => ytcfg.data_.EXPERIMENT_FLAGS.kevlar_should_maintain_stable_list === true) : true; if (typeof cProto.stampDomArray_ === 'function' && cProto.stampDomArray_.length === 6 && !cProto.stampDomArray_.nIegT && !cProto.stampDomArray66_) { let lastMessageDate = 0; cProto.stampDomArray66_ = cProto.stampDomArray_; cProto.stampDomArray_ = function (...args) { if (args[0] && args[0].length > 0 && args[1] === "participants" && args[2] && args[3] === true && !args[5]) { if (typeof toUseMaintainStableList === 'function') { toUseMaintainStableList = toUseMaintainStableList(); } args[5] = toUseMaintainStableList; let currentDate = Date.now(); if (currentDate - lastMessageDate > 80) { lastMessageDate = currentDate; console.log('maintain_stable_list for participants list', toUseMaintainStableList); } } return this.stampDomArray66_.apply(this, args); } cProto.stampDomArray_.nIegT = 1; } console.log(`ENABLE_FLAGS_MAINTAIN_STABLE_LIST_FOR_PARTICIPANTS_LIST - YES`); } else { console.log(`ENABLE_FLAGS_MAINTAIN_STABLE_LIST_FOR_PARTICIPANTS_LIST - NO`); } console.groupEnd(); if (onPageElements.length >= 1) { for (const s of onPageElements) { if ((s.inst || s).isAttached === true) { fpPList(s); } } } }); }; promiseForCustomYtElementsReady.then(onRegistryReadyForDataManipulation); })(); IntersectionObserver && (() => { // dom manipulation class RAFHub { constructor() { /** @type {number} */ this.startAt = 8170; /** @type {number} */ this.counter = 0; /** @type {number} */ this.rid = 0; /** @type {Map} */ this.funcs = new Map(); const funcs = this.funcs; /** @type {FrameRequestCallback} */ this.bCallback = this.mCallback.bind(this); this.pClear = () => funcs.clear(); } /** @param {DOMHighResTimeStamp} highResTime */ mCallback(highResTime) { this.rid = 0; Promise.resolve().then(this.pClear); this.funcs.forEach(func => Promise.resolve(highResTime).then(func).catch(console.warn)); } /** @param {FrameRequestCallback} f */ request(f) { if (this.counter > 1e9) this.counter = 9; let cid = this.startAt + (++this.counter); this.funcs.set(cid, f); if (this.rid === 0) this.rid = requestAnimationFrame(this.bCallback); return cid; } /** @param {number} cid */ cancel(cid) { cid = +cid; if (cid > 0) { if (cid <= this.startAt) { return cancelAnimationFrame(cid); } if (this.rid > 0) { this.funcs.delete(cid); if (this.funcs.size === 0) { cancelAnimationFrame(this.rid); this.rid = 0; } } } } } const rafHub = (ENABLE_RAF_HACK_TICKERS || ENABLE_RAF_HACK_DOCKED_MESSAGE || ENABLE_RAF_HACK_INPUT_RENDERER || ENABLE_RAF_HACK_EMOJI_PICKER) ? new RAFHub() : null; let dt0 = Date.now() - 2000; const dateNow = () => Date.now() - dt0; // let lastScroll = 0; // let lastLShow = 0; let lastWheel = 0; let lastMouseDown = 0; let lastMouseUp = 0; let currentMouseDown = false; let lastTouchDown = 0; let lastTouchUp = 0; let currentTouchDown = false; let lastUserInteraction = 0; let scrollChatFn = null; let skipDontRender = true; // true first; false by flushActiveItems_ ENABLE_FULL_RENDER_REQUIRED && (() => { document.addEventListener('animationstart', (evt) => { if (evt.animationName === 'dontRenderAnimation') { evt.target.classList.remove('dont-render'); if (scrollChatFn) scrollChatFn(); } }, true); const f = (elm) => { if (elm && elm.nodeType === 1) { if (!skipDontRender) { // innerTextFixFn(); elm.classList.add('dont-render'); } } } Node.prototype.__appendChild931__ = function (a) { a = dr(a); if (this.id === 'items' && this.classList.contains('yt-live-chat-item-list-renderer')) { if (a && a.nodeType === 1) f(a); else if (a instanceof DocumentFragment) { for (let n = a.firstChild; n; n = n.nextSibling) { f(n); } } } } Node.prototype.__appendChild932__ = function () { this.__appendChild931__.apply(this, arguments); return Node.prototype.appendChild.apply(this, arguments); } })(); const watchUserCSS = () => { // if (!CSS.supports('contain-intrinsic-size', 'auto var(--wsr94)')) return; const getElemFromWR = (nr) => { const n = kRef(nr); if (n && n.isConnected) return n; return null; } const clearContentVisibilitySizing = () => { Promise.resolve().then(() => { let btnShowMoreWR = mWeakRef(document.querySelector('#show-more[disabled]')); let lastVisibleItemWR = null; for (const elm of document.querySelectorAll('[wSr93]')) { if (elm.getAttribute('wSr93') === 'visible') lastVisibleItemWR = mWeakRef(elm); elm.setAttribute('wSr93', ''); // custom CSS property --wsr94 not working when attribute wSr93 removed } requestAnimationFrame(() => { const btnShowMore = getElemFromWR(btnShowMoreWR); btnShowMoreWR = null; if (btnShowMore) btnShowMore.click(); else { // would not work if switch it frequently const lastVisibleItem = getElemFromWR(lastVisibleItemWR); lastVisibleItemWR = null; if (lastVisibleItem) { Promise.resolve() .then(() => lastVisibleItem.scrollIntoView()) .then(() => lastVisibleItem.scrollIntoView(false)) .then(() => lastVisibleItem.scrollIntoView({ behavior: "instant", block: "end", inline: "nearest" })) .catch(e => { }) // break the chain when method not callable } } }); }); } const mutObserver = new MutationObserver((mutations) => { for (const mutation of mutations) { if ((mutation.addedNodes || 0).length >= 1) { for (const addedNode of mutation.addedNodes) { if (addedNode.nodeName === 'STYLE') { clearContentVisibilitySizing(); return; } } } if ((mutation.removedNodes || 0).length >= 1) { for (const removedNode of mutation.removedNodes) { if (removedNode.nodeName === 'STYLE') { clearContentVisibilitySizing(); return; } } } } }); mutObserver.observe(document.documentElement, { childList: true, subtree: false }); mutObserver.observe(document.head, { childList: true, subtree: false }); mutObserver.observe(document.body, { childList: true, subtree: false }); } class WillChangeController { constructor(itemScroller, willChangeValue) { this.element = itemScroller; this.counter = 0; this.active = false; this.willChangeValue = willChangeValue; } beforeOper() { if (!this.active) { this.active = true; this.element.style.willChange = this.willChangeValue; } this.counter++; } afterOper() { const c = this.counter; requestAnimationFrame(() => { if (c === this.counter) { this.active = false; this.element.style.willChange = ''; } }); } release() { const element = this.element; this.element = null; this.counter = 1e16; this.active = false; try { element.style.willChange = ''; } catch (e) { } } } const { lcRendererElm, visObserver } = (() => { let lcRendererWR = null; const lcRendererElm = () => { let lcRenderer = kRef(lcRendererWR); if (!lcRenderer || !lcRenderer.isConnected) { lcRenderer = document.querySelector('yt-live-chat-item-list-renderer.yt-live-chat-renderer'); lcRendererWR = lcRenderer ? mWeakRef(lcRenderer) : null; } return lcRenderer; }; let hasFirstShowMore = false; const visObserverFn = (entry) => { const target = entry.target; if (!target) return; // if(target.classList.contains('dont-render')) return; let isVisible = entry.isIntersecting === true && entry.intersectionRatio > 0.5; // const h = entry.boundingClientRect.height; /* if (h < 16) { // wrong: 8 (padding/margin); standard: 32; test: 16 or 20 // e.g. under fullscreen. the element created but not rendered. target.setAttribute('wSr93', ''); return; } */ if (isVisible) { // target.style.setProperty('--wsr94', h + 'px'); target.setAttribute('wSr93', 'visible'); if (nNextElem(target) === null) { // firstVisibleItemDetected = true; /* if (dateNow() - lastScroll < 80) { lastLShow = 0; lastScroll = 0; Promise.resolve().then(clickShowMore); } else { lastLShow = dateNow(); } */ // lastLShow = dateNow(); } else if (!hasFirstShowMore) { // should more than one item being visible // implement inside visObserver to ensure there is sufficient delay hasFirstShowMore = true; requestAnimationFrame(() => { // foreground page // page visibly ready -> load the latest comments at initial loading const lcRenderer = lcRendererElm(); if (lcRenderer) { (lcRenderer.inst || lcRenderer).scrollToBottom_(); } }); } } else if (target.getAttribute('wSr93') === 'visible') { // ignore target.getAttribute('wSr93') === '' to avoid wrong sizing // target.style.setProperty('--wsr94', h + 'px'); target.setAttribute('wSr93', 'hidden'); } // note: might consider 0 < entry.intersectionRatio < 0.5 and target.getAttribute('wSr93') === '' } const visObserver = new IntersectionObserver((entries) => { for (const entry of entries) { Promise.resolve(entry).then(visObserverFn); } }, { // root: HTMLElement.prototype.closest.call(m2, '#item-scroller.yt-live-chat-item-list-renderer'), // nullable rootMargin: "0px", threshold: [0.05, 0.95], }); return { lcRendererElm, visObserver } })(); const { setupMutObserver } = (() => { const mutFn = (items) => { for (let node = nLastElem(items); node !== null; node = nPrevElem(node)) { if (node.hasAttribute('wSr93')) break; node.setAttribute('wSr93', ''); visObserver.observe(node); } } const mutObserver = new MutationObserver((mutations) => { const items = (mutations[0] || 0).target; if (!items) return; mutFn(items); }); const setupMutObserver = (m2) => { scrollChatFn = null; mutObserver.disconnect(); mutObserver.takeRecords(); if (m2) { if (typeof m2.__appendChild932__ === 'function') { if (typeof m2.appendChild === 'function') m2.appendChild = m2.__appendChild932__; if (typeof m2.__shady_native_appendChild === 'function') m2.__shady_native_appendChild = m2.__appendChild932__; } mutObserver.observe(m2, { childList: true, subtree: false }); mutFn(m2); if (ENABLE_OVERFLOW_ANCHOR) { let items = m2; let addedAnchor = false; if (items) { if (items.nextElementSibling === null) { items.classList.add('no-anchor'); addedAnchor = true; items.parentNode.appendChild(dr(document.createElement('item-anchor'))); } } if (addedAnchor) { nodeParent(m2).classList.add('no-anchor'); // required } } // let div = document.createElement('div'); // div.id = 'qwcc'; // HTMLElement.prototype.appendChild.call(document.querySelector('yt-live-chat-item-list-renderer'), div ) // bufferRegion =div; // buffObserver.takeRecords(); // buffObserver.disconnect(); // buffObserver.observe(div, { // childList: true, // subtree: false // }) } } return { setupMutObserver }; })(); const setupEvents = () => { let scrollCount = 0; const passiveCapture = typeof IntersectionObserver === 'function' ? { capture: true, passive: true } : true; const delayFlushActiveItemsAfterUserActionK_ = () => { const lcRenderer = lcRendererElm(); if (lcRenderer) { const cnt = (lcRenderer.inst || lcRenderer); if (!cnt.hasUserJustInteracted11_) return; if (cnt.atBottom && cnt.allowScroll && cnt.activeItems_.length >= 1 && cnt.hasUserJustInteracted11_()) { cnt.delayFlushActiveItemsAfterUserAction11_ && cnt.delayFlushActiveItemsAfterUserAction11_(); } } } document.addEventListener('scroll', (evt) => { if (!evt || !evt.isTrusted) return; // lastScroll = dateNow(); if (++scrollCount > 1e9) scrollCount = 9; }, passiveCapture); // support contain => support passive let lastScrollCount = -1; document.addEventListener('wheel', (evt) => { if (!evt || !evt.isTrusted) return; if (lastScrollCount === scrollCount) return; lastScrollCount = scrollCount; lastWheel = dateNow(); delayFlushActiveItemsAfterUserActionK_ && delayFlushActiveItemsAfterUserActionK_(); }, passiveCapture); // support contain => support passive document.addEventListener('mousedown', (evt) => { if (!evt || !evt.isTrusted) return; if (((evt || 0).target || 0).id !== 'item-scroller') return; lastMouseDown = dateNow(); currentMouseDown = true; lastUserInteraction = lastMouseDown; }, passiveCapture); document.addEventListener('pointerdown', (evt) => { if (!evt || !evt.isTrusted) return; if (((evt || 0).target || 0).id !== 'item-scroller') return; lastMouseDown = dateNow(); currentMouseDown = true; lastUserInteraction = lastMouseDown; }, passiveCapture); document.addEventListener('click', (evt) => { if (!evt || !evt.isTrusted) return; if (((evt || 0).target || 0).id !== 'item-scroller') return; lastMouseDown = lastMouseUp = dateNow(); currentMouseDown = false; lastUserInteraction = lastMouseDown; delayFlushActiveItemsAfterUserActionK_ && delayFlushActiveItemsAfterUserActionK_(); }, passiveCapture); document.addEventListener('tap', (evt) => { if (!evt || !evt.isTrusted) return; if (((evt || 0).target || 0).id !== 'item-scroller') return; lastMouseDown = lastMouseUp = dateNow(); currentMouseDown = false; lastUserInteraction = lastMouseDown; delayFlushActiveItemsAfterUserActionK_ && delayFlushActiveItemsAfterUserActionK_(); }, passiveCapture); document.addEventListener('mouseup', (evt) => { if (!evt || !evt.isTrusted) return; if (currentMouseDown) { lastMouseUp = dateNow(); currentMouseDown = false; lastUserInteraction = lastMouseUp; delayFlushActiveItemsAfterUserActionK_ && delayFlushActiveItemsAfterUserActionK_(); } }, passiveCapture); document.addEventListener('pointerup', (evt) => { if (!evt || !evt.isTrusted) return; if (currentMouseDown) { lastMouseUp = dateNow(); currentMouseDown = false; lastUserInteraction = lastMouseUp; delayFlushActiveItemsAfterUserActionK_ && delayFlushActiveItemsAfterUserActionK_(); } }, passiveCapture); document.addEventListener('touchstart', (evt) => { if (!evt || !evt.isTrusted) return; lastTouchDown = dateNow(); currentTouchDown = true; lastUserInteraction = lastTouchDown; }, passiveCapture); document.addEventListener('touchmove', (evt) => { if (!evt || !evt.isTrusted) return; lastTouchDown = dateNow(); currentTouchDown = true; lastUserInteraction = lastTouchDown; }, passiveCapture); document.addEventListener('touchend', (evt) => { if (!evt || !evt.isTrusted) return; if (currentTouchDown) { lastTouchUp = dateNow(); currentTouchDown = false; lastUserInteraction = lastTouchUp; delayFlushActiveItemsAfterUserActionK_ && delayFlushActiveItemsAfterUserActionK_(); } }, passiveCapture); document.addEventListener('touchcancel', (evt) => { if (!evt || !evt.isTrusted) return; if (currentTouchDown) { lastTouchUp = dateNow(); currentTouchDown = false; lastUserInteraction = lastTouchUp; delayFlushActiveItemsAfterUserActionK_ && delayFlushActiveItemsAfterUserActionK_(); } }, passiveCapture); } const onRegistryReadyForDOMOperations = () => { let firstCheckedOnYtInit = false; const mightFirstCheckOnYtInit = () => { if (firstCheckedOnYtInit) return; firstCheckedOnYtInit = true; if (!document.body || !document.head) return; if (!assertor(() => location.pathname.startsWith('/live_chat') && location.search.indexOf('continuation=') >= 0)) return; addCssManaged(); let efsContainer = document.getElementById('elzm-fonts-yk75g'); if (efsContainer && efsContainer.parentNode !== document.body) { document.body.appendChild(efsContainer); } } if (!assertor(() => location.pathname.startsWith('/live_chat') && location.search.indexOf('continuation=') >= 0)) return; // if (!assertor(() => document.getElementById('yt-masthead') === null)) return; if (document.documentElement && document.head) { addCssManaged(); } // console.log(document.body===null) customElements.whenDefined('yt-live-chat-item-list-renderer').then(() => { const tag = "yt-live-chat-item-list-renderer" const dummy = document.createElement(tag); const cProto = getProto(dummy); if (!cProto || !cProto.attached) { console.warn(`proto.attached for ${tag} is unavailable.`); return; } mightFirstCheckOnYtInit(); groupCollapsed("YouTube Super Fast Chat", " | yt-live-chat-item-list-renderer hacks"); console.log("[Begin]"); const mclp = cProto; try { assertor(() => typeof mclp.scrollToBottom_ === 'function'); assertor(() => typeof mclp.flushActiveItems_ === 'function'); assertor(() => typeof mclp.canScrollToBottom_ === 'function'); assertor(() => typeof mclp.setAtBottom === 'function'); assertor(() => typeof mclp.scrollToBottom66_ === 'undefined'); assertor(() => typeof mclp.flushActiveItems66_ === 'undefined'); } catch (e) { } try { assertor(() => typeof mclp.attached === 'function'); assertor(() => typeof mclp.detached === 'function'); assertor(() => typeof mclp.canScrollToBottom_ === 'function'); assertor(() => typeof mclp.isSmoothScrollEnabled_ === 'function'); assertor(() => typeof mclp.maybeResizeScrollContainer_ === 'function'); assertor(() => typeof mclp.refreshOffsetContainerHeight_ === 'function'); assertor(() => typeof mclp.smoothScroll_ === 'function'); assertor(() => typeof mclp.resetSmoothScroll_ === 'function'); } catch (e) { } mclp.__intermediate_delay__ = null; let mzk = 0; let myk = 0; let mlf = 0; let myw = 0; let mzt = 0; let zarr = null; let mlg = 0; if ((mclp.clearList || 0).length === 0) { assertor(() => fnIntegrity(mclp.clearList, '0.106.50')); mclp.clearList66 = mclp.clearList; mclp.clearList = function () { mzk++; myk++; mlf++; myw++; mzt++; mlg++; zarr = null; this.__intermediate_delay__ = null; this.clearList66(); }; console.log("clearList", "OK"); } else { console.log("clearList", "NG"); } let onListRendererAttachedDone = false; function setList(itemOffset, items) { const isFirstTime = onListRendererAttachedDone === false; if (isFirstTime) { onListRendererAttachedDone = true; Promise.resolve().then(watchUserCSS); addCssManaged(); setupEvents(); } setupStyle(itemOffset, items); setupMutObserver(items); } mclp.attached419 = async function () { if (!this.isAttached) return; let maxTrial = 16; while (!this.$ || !this.$['item-scroller'] || !this.$['item-offset'] || !this.$['items']) { if (--maxTrial < 0 || !this.isAttached) return; await new Promise(requestAnimationFrame); } if (this.isAttached !== true) return; if (!this.$) { console.warn("!this.$"); return; } if (!this.$) return; /** @type {HTMLElement | null} */ const itemScroller = this.$['item-scroller']; /** @type {HTMLElement | null} */ const itemOffset = this.$['item-offset']; /** @type {HTMLElement | null} */ const items = this.$['items']; if (!itemScroller || !itemOffset || !items) { console.warn("items.parentNode !== itemOffset"); return; } if (nodeParent(items) !== itemOffset) { console.warn("items.parentNode !== itemOffset"); return; } if (items.id !== 'items' || itemOffset.id !== "item-offset") { console.warn("id incorrect"); return; } const isTargetItems = HTMLElement.prototype.matches.call(items, '#item-offset.style-scope.yt-live-chat-item-list-renderer > #items.style-scope.yt-live-chat-item-list-renderer') if (!isTargetItems) { console.warn("!isTargetItems"); return; } setList(itemOffset, items); } mclp.attached331 = mclp.attached; mclp.attached = function () { this.attached419 && this.attached419(); return this.attached331(); } mclp.detached331 = mclp.detached; mclp.detached = function () { setupMutObserver(); return this.detached331(); } const t29s = document.querySelectorAll("yt-live-chat-item-list-renderer"); for (const t29 of t29s) { if ((t29.inst || t29).isAttached === true) { t29.attached419(); } } if ((mclp.async || 0).length === 2 && (mclp.cancelAsync || 0).length === 1) { assertor(() => fnIntegrity(mclp.async, '2.24.15')); assertor(() => fnIntegrity(mclp.cancelAsync, '1.15.8')); /** @type {Map} */ const aMap = new Map(); let count = 6150; mclp.async66 = mclp.async; mclp.async = function (e, f) { // ensure the previous operation is done // .async is usually after the time consuming functions like flushActiveItems_ and scrollToBottom_ const hasF = arguments.length === 2; const stack = new Error().stack; const isFlushAsync = stack.indexOf('flushActiveItems_') >= 0; if (count > 1e9) count = 6159; const resId = ++count; aMap.set(resId, e); (this.__intermediate_delay__ || Promise.resolve()).then(rk => { const rp = aMap.get(resId); if (typeof rp !== 'function') { return; } let cancelCall = false; if (isFlushAsync) { if (rk < 0) { cancelCall = true; } else if (rk === 2 && arguments[0] === this.maybeScrollToBottom_) { cancelCall = true; } } if (cancelCall) { aMap.delete(resId); } else { const asyncEn = function () { aMap.delete(resId); return rp.apply(this, arguments); }; aMap.set(resId, hasF ? this.async66(asyncEn, f) : this.async66(asyncEn)); } }); return resId; } mclp.cancelAsync66 = mclp.cancelAsync; mclp.cancelAsync = function (resId) { if (resId <= 6150) { this.cancelAsync66(resId); } else if (aMap.has(resId)) { const rp = aMap.get(resId); aMap.delete(resId); if (typeof rp !== 'function') { this.cancelAsync66(rp); } } } console.log("async", "OK"); } else { console.log("async", "NG"); } if ((mclp.showNewItems_ || 0).length === 0 && ENABLE_NO_SMOOTH_TRANSFORM) { assertor(() => fnIntegrity(mclp.showNewItems_, '0.170.79')); mclp.showNewItems66_ = mclp.showNewItems_; mclp.showNewItems77_ = async function () { if (myk > 1e9) myk = 9; let tid = ++myk; await new Promise(requestAnimationFrame); if (tid !== myk) { return; } const cnt = this; await Promise.resolve(); cnt.showNewItems66_(); await Promise.resolve(); } mclp.showNewItems_ = function () { const cnt = this; cnt.__intermediate_delay__ = new Promise(resolve => { cnt.showNewItems77_().then(() => { resolve(); }); }); } console.log("showNewItems_", "OK"); } else { console.log("showNewItems_", "NG"); } if ((mclp.flushActiveItems_ || 0).length === 0) { assertor(() => fnIntegrity(mclp.flushActiveItems_, '0.137.81')); let hasMoreMessageState = !ENABLE_SHOW_MORE_BLINKER ? -1 : 0; let contensWillChangeController = null; mclp.flushActiveItems66_ = mclp.flushActiveItems_; mclp.flushActiveItems78_ = async function (tid) { try { const lockedMaxItemsToDisplay = this.data.maxItemsToDisplay944; let logger = false; const cnt = this; let immd = cnt.__intermediate_delay__; await new Promise(requestAnimationFrame); if (tid !== mlf || cnt.isAttached === false || (cnt.hostElement || cnt).isConnected === false) return; if (!cnt.activeItems_ || cnt.activeItems_.length === 0) return; mlf++; if (mlg > 1e9) mlg = 9; ++mlg; const tmpMaxItemsCount = this.data.maxItemsToDisplay; const reducedMaxItemsToDisplay = MAX_ITEMS_FOR_FULL_FLUSH; let changeMaxItemsToDisplay = false; const activeItemsLen = this.activeItems_.length; if (activeItemsLen > tmpMaxItemsCount && tmpMaxItemsCount > 0) { logger = true; groupCollapsed("YouTube Super Fast Chat", " | flushActiveItems78_"); logger && console.log('[Begin]') console.log('this.activeItems_.length > N', activeItemsLen, tmpMaxItemsCount); if (ENABLE_REDUCED_MAXITEMS_FOR_FLUSH && lockedMaxItemsToDisplay === tmpMaxItemsCount && lockedMaxItemsToDisplay !== reducedMaxItemsToDisplay) { console.log('reduce maxitems'); if (tmpMaxItemsCount > reducedMaxItemsToDisplay) { // as all the rendered chats are already "outdated" // all old chats shall remove and reduced number of few chats will be rendered // then restore to the original number changeMaxItemsToDisplay = true; this.data.maxItemsToDisplay = reducedMaxItemsToDisplay; console.log(`'maxItemsToDisplay' is reduced from ${tmpMaxItemsCount} to ${reducedMaxItemsToDisplay}.`) } this.activeItems_.splice(0, activeItemsLen - this.data.maxItemsToDisplay); // console.log('changeMaxItemsToDisplay 01', this.data.maxItemsToDisplay, oMaxItemsToDisplay, reducedMaxItemsToDisplay) console.log('new this.activeItems_.length > N', this.activeItems_.length); } else { this.activeItems_.splice(0, activeItemsLen - (tmpMaxItemsCount < 900 ? tmpMaxItemsCount : 900)); console.log('new this.activeItems_.length > N', this.activeItems_.length); } } // it is found that it will render all stacked chats after switching back from background // to avoid lagging in popular livestream with massive chats, trim first before rendering. // this.activeItems_.length > this.data.maxItemsToDisplay && this.activeItems_.splice(0, this.activeItems_.length - this.data.maxItemsToDisplay); const items = (cnt.$ || 0).items; if (USE_WILL_CHANGE_CONTROLLER) { if (contensWillChangeController && contensWillChangeController.element !== items) { contensWillChangeController.release(); contensWillChangeController = null; } if (!contensWillChangeController) contensWillChangeController = new WillChangeController(items, 'contents'); } const wcController = contensWillChangeController; cnt.__intermediate_delay__ = Promise.all([cnt.__intermediate_delay__ || null, immd || null]); wcController && wcController.beforeOper(); await Promise.resolve(); const len1 = cnt.activeItems_.length; let waitFor = []; if (cnt.activeItems_.length > 0) { function setThumbnails(config) { const { baseObject, thumbnails, flag0 } = config; if (thumbnails && thumbnails.length > 0) { if (flag0 > 0) { let pSize = 0; let newThumbnails = []; for (const thumbnail of thumbnails) { if (!thumbnail || !thumbnail.url) continue; const squarePhoto = thumbnail.width === thumbnail.height && typeof thumbnail.width === 'number'; const condSize = pSize <= 0 || (flag0 === 1 ? pSize > thumbnail.width : pSize < thumbnail.width); const leastSizeFulfilled = squarePhoto ? thumbnail.width >= LEAST_IMAGE_SIZE : true; if ((!squarePhoto || condSize) && leastSizeFulfilled) { newThumbnails.push(thumbnail); imageLinks.add(thumbnail.url); } if (squarePhoto && condSize && leastSizeFulfilled) { pSize = thumbnail.width; } } if (thumbnails.length !== newThumbnails.length && thumbnails === baseObject.thumbnails && newThumbnails.length > 0) { baseObject.thumbnails = newThumbnails; } else { newThumbnails.length = 0; } newThumbnails = null; } else { for (const thumbnail of thumbnails) { if (thumbnail && thumbnail.url) { imageLinks.add(thumbnail.url); } } } } } /** @type {Set} */ const imageLinks = new Set(); for (const item of cnt.activeItems_) { const liveChatTextMessageRenderer = (item || 0).liveChatTextMessageRenderer || 0; if (!liveChatTextMessageRenderer) continue; const messageRuns = (liveChatTextMessageRenderer.message || 0).runs || 0; if (messageRuns && messageRuns.length > 0) { for (const run of messageRuns) { const emojiImage = (((run || 0).emoji || 0).image || 0); const emojiThumbnails = (emojiImage.thumbnails || 0); setThumbnails({ baseObject: emojiImage, thumbnails: emojiThumbnails, flag0: EMOJI_IMAGE_SINGLE_THUMBNAIL, }); } } const authorPhoto = liveChatTextMessageRenderer.authorPhoto || 0; const authorPhotoThumbnails = (authorPhoto.thumbnails || 0); setThumbnails({ baseObject: authorPhoto, thumbnails: authorPhotoThumbnails, flag0: AUTHOR_PHOTO_SINGLE_THUMBNAIL, }); } if (ENABLE_PRELOAD_THUMBNAIL && kptPF !== null && (kptPF & (8 | 4))) { if (emojiPrefetched.size > 512) emojiPrefetched.clear(); if (authorPhotoPrefetched.size > 68) authorPhotoPrefetched.clear(); imageLinks.forEach(imageLink => { let d = false; const isEmoji = imageLink.includes('/emoji/'); const pretechedSet = isEmoji ? emojiPrefetched : authorPhotoPrefetched; if (!pretechedSet.has(imageLink)) { pretechedSet.add(imageLink); d = true; } if (d) { const rel = kptPF & 8 ? 'subresource' : kptPF & 4 ? 'prefetch' : ''; if (rel) { waitFor.push(linker(null, rel, imageLink, 'image')); } } }) } // console.log(cnt.activeItems_) // console.log([...imageLinks.values()]) } skipDontRender = (((cnt.$ || 0).items || 0).childElementCount || 0) === 0; // console.log('ss1', Date.now()) if (waitFor.length > 0) { await Promise.race([new Promise(r => setTimeout(r, 250)), Promise.all(waitFor)]); } // console.log('ss2', Date.now()) cnt.flushActiveItems66_(); skipDontRender = (((cnt.$ || 0).items || 0).childElementCount || 0) === 0; const len2 = cnt.activeItems_.length; const bAsync = len1 !== len2; await Promise.resolve(); if (wcController) { if (bAsync) { cnt.async(() => { wcController.afterOper(); }); } else { wcController.afterOper(); } } if (changeMaxItemsToDisplay && this.data.maxItemsToDisplay === reducedMaxItemsToDisplay && tmpMaxItemsCount > reducedMaxItemsToDisplay) { this.data.maxItemsToDisplay = tmpMaxItemsCount; logger && console.log(`'maxItemsToDisplay' is restored from ${reducedMaxItemsToDisplay} to ${tmpMaxItemsCount}.`); // console.log('changeMaxItemsToDisplay 02', this.data.maxItemsToDisplay, oMaxItemsToDisplay, reducedMaxItemsToDisplay) } else if (changeMaxItemsToDisplay) { logger && console.log(`'maxItemsToDisplay' cannot be restored`, { maxItemsToDisplay: this.data.maxItemsToDisplay, reducedMaxItemsToDisplay, originalMaxItemsToDisplay: tmpMaxItemsCount }); } logger && console.log('[End]') logger && console.groupEnd(); if (!ENABLE_NO_SMOOTH_TRANSFORM) { const ff = () => { if (cnt.isAttached === false || (cnt.hostElement || cnt).isConnected === false) return; // if (tid !== mlf || cnt.isAttached === false || (cnt.hostElement || cnt).isConnected === false) return; if (!cnt.atBottom && cnt.allowScroll && cnt.hasUserJustInteracted11_ && !cnt.hasUserJustInteracted11_()) { cnt.scrollToBottom_(); Promise.resolve().then(() => { if (cnt.isAttached === false || (cnt.hostElement || cnt).isConnected === false) return; if (!cnt.canScrollToBottom_()) cnt.scrollToBottom_(); }); } } ff(); Promise.resolve().then(ff); // requestAnimationFrame(ff); } else if (true) { // it might not be sticky to bottom when there is a full refresh. const knt = cnt; if (!scrollChatFn) { const cnt = knt; const f = () => { const itemScroller = cnt.itemScroller; if (!itemScroller || itemScroller.isConnected === false || cnt.isAttached === false) return; if (!cnt.atBottom) { cnt.scrollToBottom_(); } else if (itemScroller.scrollTop === 0) { // not yet interacted by user; cannot stick to bottom itemScroller.scrollTop = itemScroller.scrollHeight; } }; scrollChatFn = () => Promise.resolve().then(f).then(f); } if (!ENABLE_FULL_RENDER_REQUIRED) scrollChatFn(); } return 1; } catch (e) { console.warn(e); } } mclp.flushActiveItems77_ = async function () { try { const cnt = this; if (mlf > 1e9) mlf = 9; let tid = ++mlf; if (tid !== mlf || cnt.isAttached === false || (cnt.hostElement || cnt).isConnected === false) return; if (!cnt.activeItems_ || cnt.activeItems_.length === 0) return; // 4 times to maxItems to avoid frequent trimming. // 1 ... 10 ... 20 ... 30 ... 40 ... 50 ... 60 => 16 ... 20 ... 30 ..... 60 ... => 16 const lockedMaxItemsToDisplay = this.data.maxItemsToDisplay944; this.activeItems_.length > lockedMaxItemsToDisplay * 4 && lockedMaxItemsToDisplay > 4 && this.activeItems_.splice(0, this.activeItems_.length - lockedMaxItemsToDisplay - 1); if (cnt.canScrollToBottom_()) { if (cnt.mutexPromiseFA77) await cnt.mutexPromiseFA77; if (tid !== mlf) return; let qResolve = null; cnt.mutexPromiseFA77 = new Promise(resolve => { qResolve = resolve; }) let res; try { res = await cnt.flushActiveItems78_(tid); if (hasMoreMessageState === 1) { hasMoreMessageState = 0; const showMore = cnt.$['show-more']; if (showMore) { showMore.classList.remove('has-new-messages-miuzp'); } } } catch (e) { console.warn(e); } qResolve && qResolve(); return res; } else { if (hasMoreMessageState === 0) { hasMoreMessageState = 1; const showMore = cnt.$['show-more']; if (showMore) { showMore.classList.add('has-new-messages-miuzp'); } } // cnt.flushActiveItems66_(); // this.activeItems_.length > this.data.maxItemsToDisplay && this.activeItems_.splice(0, this.activeItems_.length - this.data.maxItemsToDisplay); return 2; } } catch (e) { console.warn(e); } } mclp.flushActiveItems_ = function () { const cnt = this; if (arguments.length !== 0 || !cnt.activeItems_ || !cnt.canScrollToBottom_) return cnt.flushActiveItems66_.apply(this, arguments); if (cnt.activeItems_.length === 0) { cnt.__intermediate_delay__ = null; return; } const cntData = ((cnt || 0).data || 0); if (cntData.maxItemsToDisplay944 === undefined) { cntData.maxItemsToDisplay944 = null; if (cntData.maxItemsToDisplay > MAX_ITEMS_FOR_TOTAL_DISPLAY) cntData.maxItemsToDisplay = MAX_ITEMS_FOR_TOTAL_DISPLAY; cntData.maxItemsToDisplay944 = cntData.maxItemsToDisplay || null; } // ignore previous __intermediate_delay__ and create a new one cnt.__intermediate_delay__ = new Promise(resolve => { cnt.flushActiveItems77_().then(rt => { if (rt === 1) resolve(1); // success, scroll to bottom else if (rt === 2) resolve(2); // success, trim else resolve(-1); // skip }); }); } console.log("flushActiveItems_", "OK"); } else { console.log("flushActiveItems_", "NG"); } mclp.delayFlushActiveItemsAfterUserAction11_ = async function () { try { if (mlg > 1e9) mlg = 9; const tid = ++mlg; const keepTrialCond = () => this.atBottom && this.allowScroll && (tid === mlg) && this.isAttached === true && this.activeItems_.length >= 1 && (this.hostElement || 0).isConnected === true; const runCond = () => this.canScrollToBottom_(); if (!keepTrialCond()) return; if (runCond()) return this.flushActiveItems_() | 1; // avoid return promise await new Promise(r => setTimeout(r, 80)); if (!keepTrialCond()) return; if (runCond()) return this.flushActiveItems_() | 1; await new Promise(requestAnimationFrame); if (runCond()) return this.flushActiveItems_() | 1; } catch (e) { console.warn(e); } } if ((mclp.atBottomChanged_ || 0).length === 1) { // note: if the scrolling is too frequent, the show more visibility might get wrong. assertor(() => fnIntegrity(mclp.atBottomChanged_, '1.75.39')); const querySelector = HTMLElement.prototype.querySelector; const U = (element) => ({ querySelector: (selector) => querySelector.call(element, selector) }); let qid = 0; mclp.atBottomChanged_ = function (a) { let tid = ++qid; var b = this; a ? this.hideShowMoreAsync_ || (this.hideShowMoreAsync_ = this.async(function () { if (tid !== qid) return; U(b.hostElement).querySelector("#show-more").style.visibility = "hidden" }, 200)) : (this.hideShowMoreAsync_ && this.cancelAsync(this.hideShowMoreAsync_), this.hideShowMoreAsync_ = null, U(this.hostElement).querySelector("#show-more").style.visibility = "visible") } console.log("atBottomChanged_", "OK"); } else { console.log("atBottomChanged_", "NG"); } if ((mclp.onScrollItems_ || 0).length === 1) { assertor(() => fnIntegrity(mclp.onScrollItems_, '1.17.9')); mclp.onScrollItems66_ = mclp.onScrollItems_; mclp.onScrollItems77_ = async function (evt) { if (myw > 1e9) myw = 9; let tid = ++myw; await new Promise(requestAnimationFrame); if (tid !== myw) { return; } const cnt = this; await Promise.resolve(); if (USE_OPTIMIZED_ON_SCROLL_ITEMS) { await Promise.resolve().then(() => { this.ytRendererBehavior.onScroll(evt); }).then(() => { if (this.canScrollToBottom_()) { const hasUserJustInteracted = this.hasUserJustInteracted11_ ? this.hasUserJustInteracted11_() : true; if (hasUserJustInteracted) { // only when there is an user action this.setAtBottom(); return 1; } } else { // no message inserting this.setAtBottom(); return 1; } }).then((r) => { if (this.activeItems_.length) { if (this.canScrollToBottom_()) { this.flushActiveItems_(); return 1 && r; } else if (this.atBottom && this.allowScroll && (this.hasUserJustInteracted11_ && this.hasUserJustInteracted11_())) { // delayed due to user action this.delayFlushActiveItemsAfterUserAction11_ && this.delayFlushActiveItemsAfterUserAction11_(); return 0; } } }).then((r) => { if (r) { // ensure setAtBottom is correctly set this.setAtBottom(); } }); } else { cnt.onScrollItems66_(evt); } await Promise.resolve(); } mclp.onScrollItems_ = function (evt) { const cnt = this; cnt.__intermediate_delay__ = new Promise(resolve => { cnt.onScrollItems77_(evt).then(() => { resolve(); }); }); } console.log("onScrollItems_", "OK"); } else { console.log("onScrollItems_", "NG"); } if ((mclp.handleLiveChatActions_ || 0).length === 1) { assertor(() => fnIntegrity(mclp.handleLiveChatActions_, '1.31.17')); mclp.handleLiveChatActions66_ = mclp.handleLiveChatActions_; mclp.handleLiveChatActions77_ = async function (arr) { if (typeof (arr || 0).length !== 'number') { this.handleLiveChatActions66_(arr); return; } if (mzt > 1e9) mzt = 9; let tid = ++mzt; if (zarr === null) zarr = arr; else Array.prototype.push.apply(zarr, arr); arr = null; await new Promise(requestAnimationFrame); if (tid !== mzt || zarr === null) { return; } const carr = zarr; zarr = null; await Promise.resolve(); this.handleLiveChatActions66_(carr); await Promise.resolve(); } mclp.handleLiveChatActions_ = function (arr) { const cnt = this; cnt.__intermediate_delay__ = new Promise(resolve => { cnt.handleLiveChatActions77_(arr).then(() => { resolve(); }); }); } console.log("handleLiveChatActions_", "OK"); } else { console.log("handleLiveChatActions_", "NG"); } mclp.hasUserJustInteracted11_ = () => { const t = dateNow(); return (t - lastWheel < 80) || currentMouseDown || currentTouchDown || (t - lastUserInteraction < 80); } if ((mclp.canScrollToBottom_ || 0).length === 0) { assertor(() => fnIntegrity(mclp.canScrollToBottom_, '0.9.5')); mclp.canScrollToBottom_ = function () { return this.atBottom && this.allowScroll && !this.hasUserJustInteracted11_(); } console.log("canScrollToBottom_", "OK"); } else { console.log("canScrollToBottom_", "NG"); } if (ENABLE_NO_SMOOTH_TRANSFORM) { mclp.isSmoothScrollEnabled_ = function () { return false; } mclp.maybeResizeScrollContainer_ = function () { // } mclp.refreshOffsetContainerHeight_ = function () { // } mclp.smoothScroll_ = function () { // } mclp.resetSmoothScroll_ = function () { // } console.log("ENABLE_NO_SMOOTH_TRANSFORM", "OK"); } else { console.log("ENABLE_NO_SMOOTH_TRANSFORM", "NG"); } if (typeof mclp.handleAddChatItemAction_ === 'function' && !mclp.handleAddChatItemAction66_ && FIX_THUMBNAIL_SIZE_ON_ITEM_ADDITION) { function setThumbnails(config) { const { baseObject, thumbnails, flag0 } = config; if (thumbnails && thumbnails.length > 0) { if (flag0 > 0) { let pSize = 0; let newThumbnails = []; for (const thumbnail of thumbnails) { if (!thumbnail || !thumbnail.url) continue; const squarePhoto = thumbnail.width === thumbnail.height && typeof thumbnail.width === 'number'; const condSize = pSize <= 0 || (flag0 === 1 ? pSize > thumbnail.width : pSize < thumbnail.width); const leastSizeFulfilled = squarePhoto ? thumbnail.width >= LEAST_IMAGE_SIZE : true; if ((!squarePhoto || condSize) && leastSizeFulfilled) { newThumbnails.push(thumbnail); // imageLinks.add(thumbnail.url); } if (squarePhoto && condSize && leastSizeFulfilled) { pSize = thumbnail.width; } } if (thumbnails.length !== newThumbnails.length && thumbnails === baseObject.thumbnails && newThumbnails.length > 0) { baseObject.thumbnails = newThumbnails; } else { newThumbnails.length = 0; } newThumbnails = null; } else { for (const thumbnail of thumbnails) { if (thumbnail && thumbnail.url) { // imageLinks.add(thumbnail.url); } } } } } function fixLiveChatItem(a){ const liveChatTextMessageRenderer = ((a || 0).item || 0).liveChatTextMessageRenderer || 0; if (liveChatTextMessageRenderer) { const messageRuns = (liveChatTextMessageRenderer.message || 0).runs || 0; if (messageRuns && messageRuns.length > 0) { for (const run of messageRuns) { const emojiImage = (((run || 0).emoji || 0).image || 0); const emojiThumbnails = (emojiImage.thumbnails || 0); setThumbnails({ baseObject: emojiImage, thumbnails: emojiThumbnails, flag0: EMOJI_IMAGE_SINGLE_THUMBNAIL, }); } } const authorPhoto = liveChatTextMessageRenderer.authorPhoto || 0; setThumbnails({ baseObject:authorPhoto, thumbnails:authorPhoto.thumbnails, flag0: AUTHOR_PHOTO_SINGLE_THUMBNAIL, }) } } mclp.handleAddChatItemAction66_ = mclp.handleAddChatItemAction_; mclp.handleAddChatItemAction_ = function (a) { try { if (arguments.length >= 1 && a && typeof a === 'object' && !('length' in a)) { fixLiveChatItem(a); console.assert(arguments[0] === a); } } catch (e) { } return this.handleAddChatItemAction66_.apply(this, arguments); } if(FIX_THUMBNAIL_SIZE_ON_ITEM_ADDITION) console.log("handleAddChatItemAction_ [ FIX_THUMBNAIL_SIZE_ON_ITEM_ADDITION ]", "OK"); }else{ if(FIX_THUMBNAIL_SIZE_ON_ITEM_ADDITION) console.log("handleAddChatItemAction_ [ FIX_THUMBNAIL_SIZE_ON_ITEM_ADDITION ]", "OK"); } if (typeof mclp.handleReplaceChatItemAction_ === 'function' && !mclp.handleReplaceChatItemAction66_ && FIX_THUMBNAIL_SIZE_ON_ITEM_REPLACEMENT) { mclp.handleReplaceChatItemAction66_ = mclp.handleReplaceChatItemAction_; mclp.handleReplaceChatItemAction_ = function (k) { try { if (k && k.replacementItem) { let a = k.replacementItem; if (a && typeof a === 'object' && !('length' in a)) { fixLiveChatItem(a); console.assert(arguments[0] === a); } } } catch (e) { } return this.handleReplaceChatItemAction66_.apply(this, arguments); } if(FIX_THUMBNAIL_SIZE_ON_ITEM_REPLACEMENT) console.log("handleReplaceChatItemAction_ [ FIX_THUMBNAIL_SIZE_ON_ITEM_REPLACEMENT ]", "OK"); }else{ if(FIX_THUMBNAIL_SIZE_ON_ITEM_REPLACEMENT) console.log("handleReplaceChatItemAction_ [ FIX_THUMBNAIL_SIZE_ON_ITEM_REPLACEMENT ]", "OK"); } console.log("[End]"); console.groupEnd(); }); const tickerContainerSetAttribute = function (attrName, attrValue) { // ensure '14.30000001%'.toFixed(1) let yd = (this.__dataHost || (this.inst || 0).__dataHost || 0).__data; if (arguments.length === 2 && attrName === 'style' && yd && attrValue) { // let v = yd.containerStyle.privateDoNotAccessOrElseSafeStyleWrappedValue_; let v = `${attrValue}`; // conside a ticker is 101px width // 1% = 1.01px // 0.2% = 0.202px const ratio1 = (yd.ratio * 100); if (ratio1 > -1) { // avoid NaN // countdownDurationMs // 600000 - 0.2% <1% = 6s> <0.2% = 1.2s> // 300000 - 0.5% <1% = 3s> <0.5% = 1.5s> // 150000 - 1% <1% = 1.5s> // 75000 - 2% <1% =0.75s > <2% = 1.5s> // 30000 - 5% <1% =0.3s > <5% = 1.5s> // 99px * 5% = 4.95px // 15000 - 10% <1% =0.15s > <10% = 1.5s> // 1% Duration let ratio2 = ratio1; const ydd = yd.data; const d1 = ydd.durationSec; const d2 = ydd.fullDurationSec; if (d1 === d2 && d1 > 1) { if (d1 > 400) ratio2 = Math.round(ratio2 * 5) / 5; // 0.2% else if (d1 > 200) ratio2 = Math.round(ratio2 * 2) / 2; // 0.5% else if (d1 > 100) ratio2 = Math.round(ratio2 * 1) / 1; // 1% else if (d1 > 50) ratio2 = Math.round(ratio2 * 0.5) / 0.5; // 2% else if (d1 > 25) ratio2 = Math.round(ratio2 * 0.2) / 0.2; // 5% (max => 99px * 5% = 4.95px) else ratio2 = Math.round(ratio2 * 0.2) / 0.2; } else { ratio2 = Math.round(ratio2 * 5) / 5; // 0.2% (min) } // ratio2 = Math.round(ratio2 * 5) / 5; ratio2 = ratio2.toFixed(1); v = v.replace(`${ratio1}%`, `${ratio2}%`).replace(`${ratio1}%`, `${ratio2}%`); if (yd.__style_last__ === v) return; yd.__style_last__ = v; // do not consider any delay here. // it shall be inside the looping for all properties changes. all the css background ops are in the same microtask. } HTMLElement.prototype.setAttribute.call(dr(this), attrName, v); } else { HTMLElement.prototype.setAttribute.apply(dr(this), arguments); } }; const fpTicker = (renderer) => { const cnt = renderer.inst || renderer; assertor(() => typeof (cnt || 0).is === 'string'); assertor(() => ((cnt || 0).hostElement || 0).nodeType === 1); const container = (cnt.$ || 0).container; if (container) { assertor(() => (container || 0).nodeType === 1); assertor(() => typeof container.setAttribute === 'function'); container.setAttribute = tickerContainerSetAttribute; } else { console.warn(`"container" does not exist in ${cnt.is}`); } }; const tags = ["yt-live-chat-ticker-paid-message-item-renderer", "yt-live-chat-ticker-paid-sticker-item-renderer", "yt-live-chat-ticker-renderer", "yt-live-chat-ticker-sponsor-item-renderer"]; Promise.all(tags.map(tag => customElements.whenDefined(tag))).then(() => { mightFirstCheckOnYtInit(); groupCollapsed("YouTube Super Fast Chat", " | yt-live-chat-ticker-... hacks"); console.log("[Begin]"); for (const tag of tags) { const dummy = document.createElement(tag); const cProto = getProto(dummy); if (!cProto || !cProto.attached) { console.warn(`proto.attached for ${tag} is unavailable.`); continue; } cProto.attached77 = cProto.attached; cProto.attached = function () { fpTicker(this.hostElement || this); return this.attached77(); } for (const elm of document.getElementsByTagName(tag)) { if ((elm || elm.inst).isAttached === true) { fpTicker(elm); } } if (ENABLE_RAF_HACK_TICKERS && rafHub !== null) { // cancelable - this.rafId < isAnimationPausedChanged > let doHack = false; if (typeof cProto.startCountdown === 'function' && typeof cProto.updateTimeout === 'function' && typeof cProto.isAnimationPausedChanged === 'function') { console.log('startCountdown', typeof cProto.startCountdown) console.log('updateTimeout', typeof cProto.updateTimeout) console.log('isAnimationPausedChanged', typeof cProto.isAnimationPausedChanged) doHack = fnIntegrity(cProto.startCountdown, '2.66.37') && fnIntegrity(cProto.updateTimeout, '1.76.45') && fnIntegrity(cProto.isAnimationPausedChanged, '2.56.30') } if (doHack) { cProto.startCountdown = function (a, b) { // console.log('cProto.startCountdown', tag) // yt-live-chat-ticker-sponsor-item-renderer if (!this.boundUpdateTimeout37_) this.boundUpdateTimeout37_ = this.updateTimeout.bind(this); b = void 0 === b ? 0 : b; void 0 !== a && (this.countdownMs = 1E3 * a, this.countdownDurationMs = b ? 1E3 * b : this.countdownMs, this.ratio = 1, this.lastCountdownTimeMs || this.isAnimationPaused || (this.lastCountdownTimeMs = performance.now(), this.rafId = rafHub.request(this.boundUpdateTimeout37_))) }; cProto.updateTimeout = function (a) { // console.log('cProto.updateTimeout', tag) // yt-live-chat-ticker-sponsor-item-renderer if (!this.boundUpdateTimeout37_) this.boundUpdateTimeout37_ = this.updateTimeout.bind(this); this.countdownMs = Math.max(0, this.countdownMs - (a - (this.lastCountdownTimeMs || 0))); this.ratio = this.countdownMs / this.countdownDurationMs; this.isAttached && this.countdownMs ? (this.lastCountdownTimeMs = a, this.rafId = rafHub.request(this.boundUpdateTimeout37_)) : (this.lastCountdownTimeMs = null, this.isAttached && ("auto" === this.hostElement.style.width && this.setContainerWidth(), this.slideDown())) }; cProto.isAnimationPausedChanged = function (a, b) { if (!this.boundUpdateTimeout37_) this.boundUpdateTimeout37_ = this.updateTimeout.bind(this); a ? rafHub.cancel(this.rafId) : !a && b && (a = this.lastCountdownTimeMs || 0, this.detlaSincePausedSecs && (a = (this.lastCountdownTimeMs || 0) + 1E3 * this.detlaSincePausedSecs, this.detlaSincePausedSecs = 0), this.boundUpdateTimeout37_(a), this.lastCountdownTimeMs = window.performance.now()) }; console.log('RAF_HACK_TICKERS', tag, "OK") } else if (tag === 'yt-live-chat-ticker-renderer') { // no timer function to be set on yt-live-chat-ticker-renderer } else { console.log('RAF_HACK_TICKERS', tag, "NG") } } } console.log("[End]"); console.groupEnd(); }) if (ENABLE_RAF_HACK_INPUT_RENDERER && rafHub !== null) { customElements.whenDefined("yt-live-chat-message-input-renderer").then(() => { mightFirstCheckOnYtInit(); groupCollapsed("YouTube Super Fast Chat", " | yt-live-chat-message-input-renderer hacks"); console.log("[Begin]"); (() => { const tag = "yt-live-chat-message-input-renderer" const dummy = document.createElement(tag); const cProto = getProto(dummy); if (!cProto || !cProto.attached) { console.warn(`proto.attached for ${tag} is unavailable.`); return; } let doHack = false; if (typeof cProto.handleTimeout === 'function' && typeof cProto.updateTimeout === 'function') { // not cancellable console.log('handleTimeout', typeof cProto.handleTimeout) console.log('updateTimeout', typeof cProto.updateTimeout) doHack = fnIntegrity(cProto.handleTimeout, '1.27.16') && fnIntegrity(cProto.updateTimeout, '1.50.33'); } if (doHack) { cProto.handleTimeout = function (a) { console.log('cProto.handleTimeout', tag) if (!this.boundUpdateTimeout38_) this.boundUpdateTimeout38_ = this.updateTimeout.bind(this); this.timeoutDurationMs = this.timeoutMs = a; this.countdownRatio = 1; 0 === this.lastTimeoutTimeMs && rafHub.request(this.boundUpdateTimeout38_) }; cProto.updateTimeout = function (a) { console.log('cProto.updateTimeout', tag) if (!this.boundUpdateTimeout38_) this.boundUpdateTimeout38_ = this.updateTimeout.bind(this); this.lastTimeoutTimeMs && (this.timeoutMs = Math.max(0, this.timeoutMs - (a - this.lastTimeoutTimeMs)), this.countdownRatio = this.timeoutMs / this.timeoutDurationMs); this.isAttached && this.timeoutMs ? (this.lastTimeoutTimeMs = a, rafHub.request(this.boundUpdateTimeout38_)) : this.lastTimeoutTimeMs = 0 }; console.log('RAF_HACK_INPUT_RENDERER', tag, "OK") } else { console.log('RAF_HACK_INPUT_RENDERER', tag, "NG") } })(); console.log("[End]"); console.groupEnd(); }) } if (ENABLE_RAF_HACK_EMOJI_PICKER && rafHub !== null) { customElements.whenDefined("yt-emoji-picker-renderer").then(() => { mightFirstCheckOnYtInit(); groupCollapsed("YouTube Super Fast Chat", " | yt-emoji-picker-renderer hacks"); console.log("[Begin]"); (() => { const tag = "yt-emoji-picker-renderer" const dummy = document.createElement(tag); const cProto = getProto(dummy); if (!cProto || !cProto.attached) { console.warn(`proto.attached for ${tag} is unavailable.`); return; } let doHack = false; if (typeof cProto.animateScroll_ === 'function') { // not cancellable console.log('animateScroll_', typeof cProto.animateScroll_) doHack = fnIntegrity(cProto.animateScroll_, '1.102.49') } if (doHack) { const querySelector = HTMLElement.prototype.querySelector; const U = (element) => ({ querySelector: (selector) => querySelector.call(element, selector) }); cProto.animateScroll_ = function (a) { // console.log('cProto.animateScroll_', tag) // yt-emoji-picker-renderer if (!this.boundAnimateScroll39_) this.boundAnimateScroll39_ = this.animateScroll_.bind(this); this.lastAnimationTime_ || (this.lastAnimationTime_ = a); a -= this.lastAnimationTime_; 200 > a ? (U(this.hostElement).querySelector("#categories").scrollTop = this.animationStart_ + (this.animationEnd_ - this.animationStart_) * a / 200, rafHub.request(this.boundAnimateScroll39_)) : (null != this.animationEnd_ && (U(this.hostElement).querySelector("#categories").scrollTop = this.animationEnd_), this.animationEnd_ = this.animationStart_ = null, this.lastAnimationTime_ = 0); this.updateButtons_() } console.log('ENABLE_RAF_HACK_EMOJI_PICKER', tag, "OK") } else { console.log('ENABLE_RAF_HACK_EMOJI_PICKER', tag, "NG") } })(); console.log("[End]"); console.groupEnd(); }); } if (ENABLE_RAF_HACK_DOCKED_MESSAGE && rafHub !== null) { customElements.whenDefined("yt-live-chat-docked-message").then(() => { mightFirstCheckOnYtInit(); groupCollapsed("YouTube Super Fast Chat", " | yt-live-chat-docked-message hacks"); console.log("[Begin]"); (() => { const tag = "yt-live-chat-docked-message" const dummy = document.createElement(tag); const cProto = getProto(dummy); if (!cProto || !cProto.attached) { console.warn(`proto.attached for ${tag} is unavailable.`); return; } let doHack = false; if (typeof cProto.detached === 'function' && typeof cProto.checkIntersections === 'function' && typeof cProto.onDockableMessagesChanged === 'function' && typeof cProto.boundCheckIntersections === 'undefined') { // cancelable - this.intersectRAF // yt-live-chat-docked-message // boundCheckIntersections <-> checkIntersections // onDockableMessagesChanged // this.intersectRAF = window.requestAnimationFrame(this.boundCheckIntersections); console.log('detached', typeof cProto.detached) console.log('checkIntersections', typeof cProto.checkIntersections) console.log('onDockableMessagesChanged', typeof cProto.onDockableMessagesChanged) doHack = fnIntegrity(cProto.detached, '0.32.22') && fnIntegrity(cProto.checkIntersections, '0.128.85') && fnIntegrity(cProto.onDockableMessagesChanged, '0.20.11') } if (doHack) { cProto.checkIntersections = function () { console.log('cProto.checkIntersections', tag) if (this.dockableMessages.length) { this.intersectRAF = rafHub.request(this.boundCheckIntersections); var a = this.dockableMessages[0] , b = this.hostElement.getBoundingClientRect(); a = a.getBoundingClientRect(); var c = a.top - b.top , d = 8 >= c; c = 8 >= c - this.hostElement.clientHeight; if (d) { for (var e; d;) { e = this.dockableMessages.shift(); d = this.dockableMessages[0]; if (!d) break; d = d.getBoundingClientRect(); c = d.top - b.top; var f = 8 >= c; if (8 >= c - a.height) if (f) a = d; else return; d = f } this.dock(e) } else c && this.dockedItem && this.clear() } else this.intersectRAF = 0 } cProto.onDockableMessagesChanged = function () { // console.log('cProto.onDockableMessagesChanged', tag) // yt-live-chat-docked-message this.dockableMessages.length && !this.intersectRAF && (this.intersectRAF = rafHub.request(this.boundCheckIntersections)) } cProto.detached = function () { this.intersectRAF && rafHub.cancel(this.intersectRAF) } console.log('ENABLE_RAF_HACK_DOCKED_MESSAGE', tag, "OK") } else { console.log('ENABLE_RAF_HACK_DOCKED_MESSAGE', tag, "NG") } })(); console.log("[End]"); console.groupEnd(); }); } if(FIX_SETSRC_AND_THUMBNAILCHANGE_){ customElements.whenDefined("yt-img-shadow").then(() => { mightFirstCheckOnYtInit(); groupCollapsed("YouTube Super Fast Chat", " | yt-img-shadow hacks"); console.log("[Begin]"); (() => { const tag = "yt-img-shadow" const dummy = document.createElement(tag); const cProto = getProto(dummy); if (!cProto || !cProto.attached) { console.warn(`proto.attached for ${tag} is unavailable.`); return; } if(typeof cProto.thumbnailChanged_ === 'function' && !cProto.thumbnailChanged66_){ cProto.thumbnailChanged66_ = cProto.thumbnailChanged_; cProto.thumbnailChanged_ = function(a){ if(this.oldThumbnail_){ /* console.log('old', this.oldThumbnail_.thumbnails) console.log('new', this.thumbnail.thumbnails) console.log(3466, this.oldThumbnail_.thumbnails === this.thumbnail.thumbnails) */ if( this.oldThumbnail_.thumbnails === this.thumbnail.thumbnails) return; } return this.thumbnailChanged66_.apply(this,arguments) } console.log("cProto.thumbnailChanged_ - OK"); }else{ console.log("cProto.thumbnailChanged_ - NG"); } if(typeof cProto.setSrc_ === 'function' && !cProto.setSrc66_){ console.log("cProto.setSrc_ - OK"); cProto.setSrc66_ = cProto.setSrc_; cProto.setSrc_ = function(a){ let toSet = true; if(this.$.img.src=== a) toSet = false; else{ /* const isEmoji = a.includes('/emoji/'); const pretechedSet = isEmoji ? emojiPrefetched : authorPhotoPrefetched; if(pretechedSet.size>0){ if(!pretechedSet.has(a)) toSet = false; } */ } // console.log( toSet, this.$.img.src=== a, this.$.img.src, a) if(!toSet) return; return this.setSrc66_.apply(this,arguments) } }else{ console.log("cProto.setSrc_ - NG"); } })(); console.log("[End]"); console.groupEnd(); }); } if(FIX_THUMBNAIL_DATACHANGED){ customElements.whenDefined("yt-live-chat-author-badge-renderer").then(() => { mightFirstCheckOnYtInit(); groupCollapsed("YouTube Super Fast Chat", " | yt-live-chat-author-badge-renderer hacks"); console.log("[Begin]"); (() => { const tag = "yt-live-chat-author-badge-renderer" const dummy = document.createElement(tag); const cProto = getProto(dummy); if (!cProto || !cProto.attached) { console.warn(`proto.attached for ${tag} is unavailable.`); return; } if (typeof cProto.dataChanged === 'function' && !cProto.dataChanged86 && fnIntegrity(cProto.dataChanged) === '1.159.97') { cProto.dataChanged86 = cProto.dataChanged; cProto.dataChanged = function(a){ /* for (var b = xC(Z(this.hostElement).querySelector("#image")); b.firstChild; ) b.removeChild(b.firstChild); if (a) if (a.icon) { var c = document.createElement("yt-icon"); "MODERATOR" === a.icon.iconType && this.enableNewModeratorBadge ? (c.icon = "yt-sys-icons:shield-filled", c.defaultToFilled = !0) : c.icon = "live-chat-badges:" + a.icon.iconType.toLowerCase(); b.appendChild(c) } else if (a.customThumbnail) { c = document.createElement("img"); var d; (d = (d = KC(a.customThumbnail.thumbnails, 16)) ? lc(oc(d)) : null) ? (c.src = d, b.appendChild(c), c.setAttribute("alt", this.hostElement.ariaLabel || "")) : lq(new tm("Could not compute URL for thumbnail",a.customThumbnail)) } */ const image = ((this||0).$||0).image if (image && a && image.firstElementChild) { let exisiting = image.firstElementChild; if (exisiting === image.lastElementChild) { if (a.icon && exisiting.nodeName.toUpperCase() === 'YT-ICON') { var c = exisiting; if ("MODERATOR" === a.icon.iconType && this.enableNewModeratorBadge) { if (c.icon !== "yt-sys-icons:shield-filled") c.icon = "yt-sys-icons:shield-filled"; if (c.defaultToFilled !== true) c.defaultToFilled = true; } else { let p = "live-chat-badges:" + a.icon.iconType.toLowerCase();; if (c.icon !== p) c.icon = p; if (c.defaultToFilled !== false) c.defaultToFilled = false; } return; } else if (a.customThumbnail && exisiting.nodeName.toUpperCase() == 'IMG') { var c = exisiting; if(a.customThumbnail.thumbnails.map(e=>e.url).includes(c.src)){ c.setAttribute("alt", this.hostElement.ariaLabel || ""); return; } /* var d; (d = (d = KC(a.customThumbnail.thumbnails, 16)) ? lc(oc(d)) : null) ? (c.src = d, c.setAttribute("alt", this.hostElement.ariaLabel || "")) : lq(new tm("Could not compute URL for thumbnail", a.customThumbnail)) */ } } } return this.dataChanged86.apply(this,arguments) } console.log("cProto.dataChanged - OK"); }else{ assertor(() => fnIntegrity(cProto.dataChanged, '1.159.97')); console.log("cProto.dataChanged - NG"); } })(); console.log("[End]"); console.groupEnd(); }); } } promiseForCustomYtElementsReady.then(onRegistryReadyForDOMOperations); })(); }); })({ IntersectionObserver });