YouTube - Revert old colors style script

This reverts back to the colors before the web_darker_dark_theme flag was enabled.
换行
// ==UserScript==
// @name         YouTube - Revert old colors style script
// @version      2024.08.12
// @description  This reverts back to the colors before the web_darker_dark_theme flag was enabled.
// @author       Magma_Craft
// @icon         https://www.youtube.com/favicon.ico
// @namespace    https://gf.qytechs.cn/en/users/933798
// @license      MIT
// @match        https://*.youtube.com/*
// @grant        none
// @run-at       document-start
// ==/UserScript==

// Attributes to remove from <html>
const ATTRS = [
    "darker-dark-theme",
    "darker-dark-theme-deprecate"
];

// Regular config keys.
const CONFIGS = {
};

// Experiment flags.
const EXPFLAGS = {
    // Disable both 'darker_dark_theme' and 'amsterdam_playlists' (both have been patched since May and Nov '23)
    web_darker_dark_theme: false,
    web_amsterdam_playlists: false,
    // Disable the refresh on theme change (this have been patched since Apr '23)
    kevlar_refresh_on_theme_change: false,
    // Remove the ambient mode if you are on both dark theme (and theater mode)
    kevlar_watch_cinematics: false
};

// Player flags
// !!! USE STRINGS FOR VALUES !!!
// For example: "true" instead of true
const PLYRFLAGS = {
};

class YTP {
    static observer = new MutationObserver(this.onNewScript);

    static _config = {};

    static isObject(item) {
        return (item && typeof item === "object" && !Array.isArray(item));
    }
    
    static mergeDeep(target, ...sources) {
        if (!sources.length) return target;
        const source = sources.shift();
    
        if (this.isObject(target) && this.isObject(source)) {
            for (const key in source) {
                if (this.isObject(source[key])) {
                    if (!target[key]) Object.assign(target, { [key]: {} });
                    this.mergeDeep(target[key], source[key]);
                } else {
                    Object.assign(target, { [key]: source[key] });
                }
            }
        }
    
        return this.mergeDeep(target, ...sources);
    }
    

    static onNewScript(mutations) {
        for (var mut of mutations) {
            for (var node of mut.addedNodes) {
                YTP.bruteforce();
            }
        }
    }

    static start() {
        this.observer.observe(document, {childList: true, subtree: true});
    }
    
    static stop() {
        this.observer.disconnect();
    }

    static bruteforce() {
        if (!window.yt) return;
        if (!window.yt.config_) return;

        this.mergeDeep(window.yt.config_, this._config);
    }

    static setCfg(name, value) {
        this._config[name] = value;
    }

    static setCfgMulti(configs) {
        this.mergeDeep(this._config, configs);
    }

    static setExp(name, value) {
        if (!("EXPERIMENT_FLAGS" in this._config)) this._config.EXPERIMENT_FLAGS = {};

        this._config.EXPERIMENT_FLAGS[name] = value;
    }

    static setExpMulti(exps) {
        if (!("EXPERIMENT_FLAGS" in this._config)) this._config.EXPERIMENT_FLAGS = {};

        this.mergeDeep(this._config.EXPERIMENT_FLAGS, exps);
    }

    static decodePlyrFlags(flags) {
        var obj = {},
            dflags = flags.split("&");

        for (var i = 0; i < dflags.length; i++) {
            var dflag = dflags[i].split("=");
            obj[dflag[0]] = dflag[1];
        }
        
        return obj;
    }

    static encodePlyrFlags(flags) {
        var keys = Object.keys(flags),
            response = "";

        for (var i = 0; i < keys.length; i++) {
            if (i > 0) {
                response += "&";
            }
            response += keys[i] + "=" + flags[keys[i]];
        }

        return response;
    }

    static setPlyrFlags(flags) {
        if (!window.yt) return;
        if (!window.yt.config_) return;
        if (!window.yt.config_.WEB_PLAYER_CONTEXT_CONFIGS) return;
        var conCfgs = window.yt.config_.WEB_PLAYER_CONTEXT_CONFIGS;
        if (!("WEB_PLAYER_CONTEXT_CONFIGS" in this._config)) this._config.WEB_PLAYER_CONTEXT_CONFIGS = {};

        for (var cfg in conCfgs) {
            var dflags = this.decodePlyrFlags(conCfgs[cfg].serializedExperimentFlags);
            this.mergeDeep(dflags, flags);
            this._config.WEB_PLAYER_CONTEXT_CONFIGS[cfg] = {
                serializedExperimentFlags: this.encodePlyrFlags(dflags)
            }
        }
    }
}

window.addEventListener("yt-page-data-updated", function tmp() {
    YTP.stop();
    for (i = 0; i < ATTRS.length; i++) {
        document.getElementsByTagName("html")[0].removeAttribute(ATTRS[i]);
    }
    window.removeEventListener("yt-page-date-updated", tmp);  
});

YTP.start();

YTP.setCfgMulti(CONFIGS);
YTP.setExpMulti(EXPFLAGS);

(function() {
let css = `
html[dark] { --yt-spec-general-background-a: #181818 !important; --yt-spec-general-background-b: #0f0f0f !important; --yt-spec-brand-background-primary: rgba(33, 33, 33, 0.98) !important; --yt-spec-10-percent-layer: rgba(255, 255, 255, 0.1) !important }
html:not([dark]) { --yt-spec-general-background-a: #f9f9f9 !important; --yt-spec-general-background-b: #f1f1f1 !important; --yt-spec-brand-background-primary: rgba(255, 255, 255, 0.98) !important; --yt-spec-10-percent-layer: rgba(0, 0, 0, 0.1) !important }

/* Removes ambient mode if dark theme was enabled */
#cinematics.ytd-watch-flexy { display: none !important }

/* Button improvements (including edit and sponsor buttons) */
#voice-search-button.ytd-masthead { background-color: var(--yt-spec-general-background-a) !important; margin-left: 4px !important }
#edit-buttons > ytd-button-renderer > yt-button-shape > a { color: var(--yt-spec-text-primary-inverse) !important; background-color: var(--yt-spec-call-to-action) !important }
div#sponsor-button.style-scope.ytd-video-owner-renderer > ytd-button-renderer.style-scope.ytd-video-owner-renderer > yt-button-shape > .yt-spec-button-shape-next--mono.yt-spec-button-shape-next--outline { background-color: var(--yt-spec-badge-chip-background) !important; border: none !important; color: var(--yt-spec-text-primary) !important }
div#sponsor-button.style-scope.ytd-c4-tabbed-header-renderer > ytd-button-renderer.style-scope.ytd-c4-tabbed-header-renderer > yt-button-shape > .yt-spec-button-shape-next--mono.yt-spec-button-shape-next--outline { background-color: var(--yt-spec-badge-chip-background) !important; border: none !important; color: var(--yt-spec-text-primary) !important }
button.yt-spec-button-shape-next.yt-spec-button-shape-next--outline.yt-spec-button-shape-next--mono.yt-spec-button-shape-next--size-m[aria-label="Join this channel"] { background-color: var(--yt-spec-badge-chip-background) !important; border: none !important; color: var(--yt-spec-text-primary) !important }

/* Apply the old colored theme */
ytd-masthead { background: var(--yt-spec-brand-background-solid) !important }
ytd-app { background: var(--yt-spec-general-background-a) !important }
ytd-browse[page-subtype="channels"] { background: var(--yt-spec-general-background-b) !important }
ytd-c4-tabbed-header-renderer { --yt-lightsource-section1-color: var(--yt-spec-general-background-a) !important }
ytd-mini-guide-renderer, ytd-mini-guide-entry-renderer { background-color: var(--yt-spec-brand-background-solid) !important }
#tabs-divider.ytd-c4-tabbed-header-renderer { border-bottom: 0px !important }
#header.ytd-rich-grid-renderer { width: 100% !important }
[page-subtype="home"] #chips-wrapper.ytd-feed-filter-chip-bar-renderer { background-color: var(--yt-spec-brand-background-primary) !important; border-top: 1px solid var(--yt-spec-10-percent-layer) !important; border-bottom: 1px solid var(--yt-spec-10-percent-layer) !important }
ytd-feed-filter-chip-bar-renderer[is-dark-theme] #left-arrow.ytd-feed-filter-chip-bar-renderer::after { background: linear-gradient(to right, var(--yt-spec-brand-background-primary) 20%, rgba(33, 33, 33, 0) 80%) !important }
ytd-feed-filter-chip-bar-renderer[is-dark-theme] #right-arrow.ytd-feed-filter-chip-bar-renderer::before { background: linear-gradient(to left, var(--yt-spec-brand-background-primary) 20%, rgba(33, 33, 33, 0) 80%) !important }
ytd-feed-filter-chip-bar-renderer #left-arrow-button.ytd-feed-filter-chip-bar-renderer, ytd-feed-filter-chip-bar-renderer #right-arrow-button.ytd-feed-filter-chip-bar-renderer { background-color: var(--yt-spec-brand-background-primary) !important }
yt-chip-cloud-renderer[is-dark-theme] #right-arrow.yt-chip-cloud-renderer::before { background: linear-gradient(to left, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(24, 24, 24, 0) 90%) !important; }
yt-chip-cloud-renderer #left-arrow-button.yt-chip-cloud-renderer, yt-chip-cloud-renderer #right-arrow-button.yt-chip-cloud-renderer { background: var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) !important }
yt-chip-cloud-renderer[is-dark-theme] #left-arrow.yt-chip-cloud-renderer::after { background: linear-gradient(to right, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(24, 24, 24, 0) 90%) !important }
yt-chip-cloud-renderer #left-arrow.yt-chip-cloud-renderer::after { background: linear-gradient(to right, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(249, 249, 249, 0) 90%) !important }
yt-chip-cloud-renderer #right-arrow.yt-chip-cloud-renderer::before { background: linear-gradient(to left, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(249, 249, 249, 0) 90%) !important }
ytd-feed-filter-chip-bar-renderer[component-style="FEED_FILTER_CHIP_BAR_STYLE_TYPE_HASHTAG_LANDING_PAGE"] #chips-wrapper.ytd-feed-filter-chip-bar-renderer, ytd-feed-filter-chip-bar-renderer[component-style="FEED_FILTER_CHIP_BAR_STYLE_TYPE_CHANNEL_PAGE_GRID"] #chips-wrapper.ytd-feed-filter-chip-bar-renderer { background-color: var(--yt-spec-general-background-b) !important }
ytd-watch-flexy #left-arrow.ytd-feed-filter-chip-bar-renderer:after { background: linear-gradient(to right, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(249, 249, 249, 0) 90%) !important; }
ytd-watch-flexy #right-arrow.ytd-feed-filter-chip-bar-renderer:before { background: linear-gradient(to left, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(249, 249, 249, 0) 90%) !important; }
ytd-watch-flexy ytd-feed-filter-chip-bar-renderer[is-dark-theme] #left-arrow.ytd-feed-filter-chip-bar-renderer:after { background: linear-gradient(to right, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(24, 24, 24, 0) 90%) !important; }
ytd-watch-flexy ytd-feed-filter-chip-bar-renderer[is-dark-theme] #right-arrow.ytd-feed-filter-chip-bar-renderer:before { background: linear-gradient(to left, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(24, 24, 24, 0) 90%) !important; }
#guide-content.ytd-app { background: var(--yt-spec-brand-background-solid) !important }
[page-subtype="history"] #page-header.ytd-tabbed-page-header { background-color: var(--yt-spec-general-background-a) !important; padding-top: 0 !important; padding-bottom: 0 !important }
.page-header-view-model-wiz__page-header-title--page-header-title-large { margin-top: 24px !important; margin-bottom: 8px !important; color: var(--yt-spec-text-primary) !important; font-size: 1.6em !important; line-height: 1.4em !important; font-weight: 500 !important }

/* Revert non-amsterdam playlists UI */
ytd-c4-tabbed-header-renderer[use-page-header-style] .page-header-banner.ytd-c4-tabbed-header-renderer { border-radius: 0px !important }
ytd-browse[darker-dark-theme][page-subtype="playlist"], ytd-browse[darker-dark-theme][page-subtype="show"] { background-color: var(--yt-spec-general-background-b) !important; padding-top: 0 !important }
ytd-two-column-browse-results-renderer.ytd-browse[background-refresh] { background-color: var(--yt-spec-general-background-b) !important }
.yt-sans-20.yt-dynamic-sizing-formatted-string, .yt-sans-22.yt-dynamic-sizing-formatted-string, .yt-sans-24.yt-dynamic-sizing-formatted-string, .yt-sans-28.yt-dynamic-sizing-formatted-string, yt-text-input-form-field-renderer[component-style="INLINE_FORM_STYLE_TITLE"][amsterdam] tp-yt-paper-input.yt-text-input-form-field-renderer .input-content.tp-yt-paper-input-container > input { font-family: "Roboto", "Arial", sans-serif !important; font-size: 2.4rem !important; line-height: 3.2rem !important; font-weight: 400 !important }
ytd-browse[page-subtype=playlist][amsterdam] { padding-top: 0 !important }
ytd-browse[page-subtype=playlist] ytd-playlist-header-renderer.ytd-browse, ytd-browse[page-subtype=playlist] .page-header-sidebar.ytd-browse, ytd-browse[has-page-header-sidebar] ytd-playlist-header-renderer.ytd-browse, ytd-browse[has-page-header-sidebar] .page-header-sidebar.ytd-browse { margin-left: 0 !important; height: calc(100vh - var(--ytd-toolbar-height)) !important }
.immersive-header-container.ytd-playlist-header-renderer { margin-bottom: 0 !important; border-radius: 0 !important }
.image-wrapper.ytd-hero-playlist-thumbnail-renderer { border-radius: 0 !important }
ytd-playlist-header-renderer, yt-formatted-string[has-link-only_]:not([force-default-style]) a.yt-simple-endpoint.yt-formatted-string:visited, .metadata-stats.ytd-playlist-byline-renderer, .yt-spec-button-shape-next--overlay.yt-spec-button-shape-next--text, ytd-text-inline-expander.ytd-playlist-header-renderer { color: var(--yt-spec-text-primary) !important; --ytd-text-inline-expander-button-color: var(--yt-spec-text-primary) !important }
ytd-dropdown-renderer[no-underline] tp-yt-paper-dropdown-menu-light .tp-yt-paper-dropdown-menu-light[style-target=input], tp-yt-iron-icon.tp-yt-paper-dropdown-menu-light { color: var(--yt-spec-text-primary) !important }
.yt-spec-button-shape-next--overlay.yt-spec-button-shape-next--tonal, .yt-spec-button-shape-next--overlay.yt-spec-button-shape-next--filled { background: transparent !important; color: var(--yt-spec-text-primary) !important; border-radius: 2px !important; text-transform: uppercase }
.metadata-text-wrapper.ytd-playlist-header-renderer { --yt-endpoint-color: var(--yt-spec-text-primary) !important; --yt-endpoint-hover-color: var(--yt-spec-text-primary) !important }
div.immersive-header-background-wrapper.style-scope.ytd-playlist-header-renderer > div { background: var(--yt-spec-general-background-a) !important }
#contents > ytd-playlist-video-list-renderer { background: var(--yt-spec-general-background-b) !important; margin-right: 0px !important }
ytd-browse[page-subtype=playlist] ytd-two-column-browse-results-renderer.ytd-browse, ytd-browse[has-page-header-sidebar] ytd-two-column-browse-results-renderer.ytd-browse, ytd-browse[page-subtype=playlist][amsterdam] #alerts.ytd-browse { padding-left: 360px !important; padding-right: 0px !important; margin-bottom: 0 !important }
ytd-alert-with-button-renderer[type=INFO], ytd-alert-with-button-renderer[type=SUCCESS] { background: var(--yt-spec-general-background-a) !important }
ytd-item-section-renderer.style-scope.ytd-section-list-renderer[page-subtype="playlist"] > #header.ytd-item-section-renderer > ytd-feed-filter-chip-bar-renderer { display: none !important }
.yt-spec-button-shape-next--overlay.yt-spec-button-shape-next--tonal { background: var(--yt-spec-base-background) }
iron-input.tp-yt-paper-input > input.tp-yt-paper-input, textarea.tp-yt-iron-autogrow-textarea { color: var(--yt-spec-text-primary) !important }
#labelAndInputContainer.tp-yt-paper-input-container > label, #labelAndInputContainer.tp-yt-paper-input-container > .paper-input-label { color: var(--yt-spec-text-secondary) }
.unfocused-line.tp-yt-paper-input-container, .focused-line.tp-yt-paper-input-container { border-bottom-color: var(--yt-spec-text-primary) !important }`;
if (typeof GM_addStyle !== "undefined") {
  GM_addStyle(css);
} else {
  let styleNode = document.createElement("style");
  styleNode.appendChild(document.createTextNode(css));
  (document.querySelector("head") || document.documentElement).appendChild(styleNode);
}
})();
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