Estimated Read Time

Predict the read time you would take

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

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

(I already have a user script manager, let me install it!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        Estimated Read Time
// @namespace   Violentmonkey Scripts
// @match       *://*/*
// @grant       GM_getValue
// @grant       GM_setValue
// @version     0.1
// @license     GNU GPL
// @description Predict the read time you would take
// ==/UserScript==

(function () {
    'use strict';
    function init() {
        function removePaywalls() {
            const paywallSelectors = [
                '[class*="paywall"]',
                '[class*="overlay"]',
                '[class*="modal"]',
                '[class*="popup"]',
                '[class*="subscribe"]',
                '[class*="newsletter"]',
                '[id*="paywall"]',
                '[id*="overlay"]',
                '[id*="modal"]',
                '[id*="popup"]',
                '.snippet-promotion',
                '.wsj-snippet-login',
                '.continue-reading',
                '.wsj-ad',
                '[data-module-name="paywall"]',
                '[data-module-name="InlineVideo"]',
                '.media-object-video',
                '#cx-snippet-overlay',
                '.cx-snippet-overlay',
                '.snippet-promotion-container',
                '.piano-overlay',
                '.tp-modal',
                '.fc-consent-root',
                '.qc-cmp2-container',
                '.css-1dbjc4n[style*="position: fixed"]',
                'div[style*="position: fixed"] [style*="z-index"]'
            ];

            paywallSelectors.forEach(selector => {
                document.querySelectorAll(selector).forEach(element => {
                    element.remove();
                });
            });

            document.querySelectorAll('div, section, article').forEach(element => {
                const text = element.textContent || '';
                if (text.includes('Continue reading your article with') ||
                    text.includes('Subscribe to continue reading') ||
                    text.includes('Sign in to continue reading')) {
                        element.remove();
                }
            });

            document.body.style.overflow = '';
            document.documentElement.style.overflow = '';
            document.body.style.position = '';
            document.documentElement.style.position = '';

            document.querySelectorAll('[style*="backdrop"]').forEach(el => el.remove());
        }

        const style = document.createElement('style');
        style.innerHTML = `
        .glass-card {
            min-width: 200px;
            max-width: 300px;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(10px);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow:
                0 8px 32px rgba(0, 0, 0, 0.1),
                inset 0 1px 1px rgba(255, 255, 255, 0.5),
                inset 0 -1px 0 rgba(255, 255, 255, 0.1),
                inset 0 0 0px rgba(255, 255, 255, 0);
            position: fixed;
            bottom: 10px;
            right: 10px;
            padding: 8px 12px;
            font-size: 14px;
            color: white;
            z-index: 10000;
            overflow: hidden;
            white-space: nowrap;
        }

        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(
                90deg,
                transparent,
                rgba(255, 255, 255, 0.8),
                transparent
            );
        }

        .glass-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 1px;
            height: 100%;
            background: linear-gradient(
                180deg,
                rgba(255, 255, 255, 0.8),
                transparent,
                rgba(255, 255, 255, 0.3)
            );
        }`;

        (document.head || document.documentElement).appendChild(style);

        function getUserReadingSpeed(defaultSpeed = 200){
            let speed = GM_getValue("readingSpeed", null);
            if (speed === null) {
                speed = parseInt(prompt("Average reading wpm?: ", defaultSpeed), 10);
                if (!isNaN(speed) && speed > 0) {
                    GM_setValue("readingSpeed", speed);
                } else {
                    speed = defaultSpeed;
                }
            } else {
                speed = parseInt(speed, 10);
            }
            return speed;
        }

        function averageReadingTime(text, wordsPerMinute) {
            text = text.replace(/\s+/g, ' ').trim();
            const wordCount = text.split(' ').filter(word => word.length > 0).length;
            return Math.ceil(wordCount / wordsPerMinute);
        }

        function displayReadTime(text) {
            const readTimeDiv = document.createElement('div');
            readTimeDiv.className = "glass-card";
            readTimeDiv.textContent = text;

            readTimeDiv.addEventListener('click', function() {
                readTimeDiv.remove();
            });

            document.body.appendChild(readTimeDiv);
        }

        removePaywalls();
        setTimeout(removePaywalls, 500);
        setTimeout(removePaywalls, 1000);
        setTimeout(removePaywalls, 2000);

        const observer = new MutationObserver(function(mutations) {
            mutations.forEach(function(mutation) {
                if (mutation.addedNodes.length > 0) {
                    setTimeout(removePaywalls, 100);
                }
            });
        });

        observer.observe(document.body, { childList: true, subtree: true });

        const article = document.querySelector('article');
        const content = article ? article.innerText : document.body.innerText;

        if (content) {
            const userSpeed = getUserReadingSpeed();
            const minutes = averageReadingTime(content, userSpeed);
            displayReadTime(`Estimated read time: ${minutes} minutes`);
        } else {
            displayReadTime(`Can't get text on ${window.location.hostname}`);
        }
    }
    
    if (document.readyState === 'loading') {
        document.addEventlistener('DOMContentLoaded', init);
    } else {
        init();
    }
})();