Console Log Overlay

Displays console logs and network requests in an overlay.

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         Console Log Overlay
// @namespace    console-log-overlay
// @version      1.1
// @description  Displays console logs and network requests in an overlay.
// @license      MIT; https://github.com/allen456/console-log-overlay/blob/8d03445714671c9499db114e992b5a82ec1ef285/LICENSE
// @match         *://*/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';
    // --- CONFIGURATION ---
    const WIDTH = '40vw';
    const HEIGHT = '40vh';
    const SHOW_LOGS = true;
    const SHOW_NETWORK = true;
    const MAX_LOGS = 100;
    // ---------------------

    let isAtBottom = true;
    const container = document.createElement('div');
    
    Object.assign(container.style, {
        position: 'fixed',
        right: '0',
        bottom: '0',
        width: WIDTH,
        height: HEIGHT,
        backgroundColor: 'rgba(0, 0, 0, 0.4)',
        color: '#00ff00',
        fontFamily: 'monospace',
        fontSize: '12px',
        padding: '10px',
        zIndex: '999999',
        overflow: 'hidden',
        display: 'none', 
        flexDirection: 'column',
        transition: 'top 0.2s, bottom 0.2s',
        pointerEvents: 'auto',
        boxSizing: 'border-box'
    });

    const logArea = document.createElement('div');
    logArea.style.pointerEvents = 'none';
    container.appendChild(logArea);
    document.body.appendChild(container);

    container.addEventListener('mouseenter', () => {
        if (isAtBottom) {
            container.style.bottom = 'auto';
            container.style.top = '0';
        } else {
            container.style.top = 'auto';
            container.style.bottom = '0';
        }
        isAtBottom = !isAtBottom;
    });

    function addToOverlay(type, message) {
        // Show the container if it's currently hidden
        if (container.style.display === 'none') {
            container.style.display = 'flex';
        }

        while (logArea.childNodes.length >= MAX_LOGS) {
            logArea.removeChild(logArea.firstChild);
        }

        const entry = document.createElement('div');
        entry.style.whiteSpace = 'nowrap';
        entry.style.overflow = 'hidden';
        entry.style.textOverflow = 'ellipsis';
        entry.style.borderBottom = '1px solid rgba(0, 255, 0, 0.1)';
        entry.style.color = '#00ff00';
        entry.textContent = `[${type.toUpperCase()}] ${message}`;
        logArea.appendChild(entry);
        container.scrollTop = container.scrollHeight;
    }

    if (SHOW_LOGS) {
        const methods = ['log', 'warn', 'error'];
        methods.forEach(m => {
            const original = console[m];
            console[m] = (...args) => {
                const msg = args.map(a => (typeof a === 'object' ? JSON.stringify(a) : String(a))).join(' ');
                addToOverlay(m, msg);
                original.apply(console, args);
            };
        });
        window.addEventListener('error', (e) => addToOverlay('error', e.message));
    }

    if (SHOW_NETWORK) {
        const originalFetch = window.fetch;
        window.fetch = function (...args) {
            const method = (args[1] && args[1].method) || 'GET';
            const url = typeof args[0] === 'string' ? args[0] : args[0].url;
            addToOverlay('HTTP', `${method} ${url.split('?')[0]}`);
            return originalFetch.apply(this, args);
        };

        const originalOpen = XMLHttpRequest.prototype.open;
        XMLHttpRequest.prototype.open = function (method, url) {
            addToOverlay('HTTP', `${method} ${url.split('?')[0]}`);
            return originalOpen.apply(this, arguments);
        };
    }
})();