AMOLED Dark Mode

Immersive dark mode for AMOLED screens

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name        AMOLED Dark Mode
// @namespace   AMOLEDDark
// @description Immersive dark mode for AMOLED screens
// @version     1.0
// @author      moony
// @match       *://*/*
// @grant       GM_setValue
// @grant       GM_getValue
// @run-at      document-start
// @license     MIT
// ==/UserScript==

(function() {
    'use strict';

    const store = {
        get: () => {
            try { return GM_getValue('amoledDarkLevel', 0); }
            catch (e) { return parseInt(localStorage.getItem('amoledDarkLevel') || 0); }
        },
        set: (v) => {
            try { GM_setValue('amoledDarkLevel', v); }
            catch (e) { localStorage.setItem('amoledDarkLevel', v); }
        }
    };

    let darkLevel = store.get(),
        MAX_LEVELS = 4,
        styleEl = null,
        indicator = null;

    // Apply at document start
    if(document.documentElement) {
        styleEl = document.createElement('style');
        styleEl.className = 'amoled-style';
        document.documentElement.appendChild(styleEl);
        applyLevel(darkLevel);
    }

    // Create indicator when body is available
    document.addEventListener('DOMContentLoaded', () => {
        updateIndicator(darkLevel);
    });

    // Debounced hotkey handler
    let keyTimer;
    document.addEventListener('keydown', e => {
        if (e.ctrlKey && e.key === '²') {
            if (keyTimer) return;
            keyTimer = setTimeout(() => { keyTimer = null; }, 300);

            darkLevel = (darkLevel + 1) % (MAX_LEVELS + 1);
            store.set(darkLevel);
            applyLevel(darkLevel);
            updateIndicator(darkLevel);
        }
    });

    function applyLevel(level) {
        if (!styleEl) return;

        if (level === 0) {
            styleEl.textContent = '';
            return;
        }

        let css = `*{background-color:#000!important;color:#fff!important;border-color:#333!important}
                   ::-webkit-scrollbar{width:3px!important;height:3px!important}
                   ::-webkit-scrollbar-thumb{background:#333!important;border-radius:3px!important}
                   ::-webkit-scrollbar-track{background:#000!important}`;

        if (level >= 2) css += 'aside,nav,footer,.sidebar,.ads,.banner,.menu,.navigation,.footer{display:none!important}';
        if (level >= 3) css += 'img,svg,video,iframe,canvas,button:not(.essential){display:none!important}';

        if (level >= 4) {
            css += 'body>*:not(#amoled-indicator){opacity:0.3!important} main,article,.content,#content,.main-content,.post,article *{opacity:1!important}';
        }

        styleEl.textContent = css;
    }

    function updateIndicator(level) {
        if (!document.body) return;

        if (!indicator) {
            indicator = document.createElement('div');
            indicator.id = 'amoled-indicator';
            indicator.style.cssText = 'position:fixed;bottom:10px;right:10px;background:#000;color:#fff;padding:5px;border-radius:3px;z-index:9999;font-size:12px;transition:opacity 0.3s;opacity:0.6;';
            indicator.addEventListener('mouseover', () => indicator.style.opacity = '1');
            indicator.addEventListener('mouseout', () => indicator.style.opacity = '0.6');
            document.body.appendChild(indicator);
        }

        const messages = ['Off (Ctrl+² to activate)', 'Pure Black', 'Distraction-Free', 'Text-Only', 'Focus Mode'];
        indicator.textContent = `AMOLED: ${messages[level]}`;

        // Auto-hide indicator after 3 seconds
        setTimeout(() => {
            if (indicator) indicator.style.opacity = '0';
            setTimeout(() => {
                if (indicator && indicator.style.opacity === '0')
                    indicator.style.display = 'none';
            }, 300);
        }, 3000);
    }
})();