Input Character Counter (Bpomart)

Tracks total characters typed minus deleted ones, excluding spaces, across entire session per input field change.

Stel een vraag, plaats een beoordeling of rapporteer dit script.

Regels afbreken

// ==UserScript==
// @name         Input Character Counter (Bpomart)
// @namespace    http://tampermonkey.net/
// @version      1.4
// @description  Tracks total characters typed minus deleted ones, excluding spaces, across entire session per input field change.
// @author       John Inbaraj
// @license      MIT
// @match        *://*/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    const counterBox = document.createElement('div');
    counterBox.style.position = 'fixed';
    counterBox.style.top = '10px';
    counterBox.style.right = '10px';
    counterBox.style.padding = '8px 12px';
    counterBox.style.background = '#222';
    counterBox.style.color = '#0f0';
    counterBox.style.fontFamily = 'monospace';
    counterBox.style.zIndex = '9999';
    counterBox.style.borderRadius = '5px';
    counterBox.style.fontSize = '14px';
    counterBox.textContent = 'Session chars (no spaces): 0';
    document.body.appendChild(counterBox);

    let totalCount = 0;
    const previousValues = new WeakMap();

    const updateCounter = (field) => {
        const prev = previousValues.get(field) || '';
        const curr = field.value || '';

        const prevCount = prev.replace(/\s/g, '').length;
        const currCount = curr.replace(/\s/g, '').length;

        const diff = currCount - prevCount;
        totalCount += diff;
        if (totalCount < 0) totalCount = 0;

        counterBox.textContent = `Session chars (no spaces): ${totalCount}`;
        previousValues.set(field, curr);
    };

    document.addEventListener('input', (e) => {
        if (e.target.matches('input[type="text"], textarea')) {
            updateCounter(e.target);
        }
    });

    document.addEventListener('focusin', (e) => {
        if (e.target.matches('input[type="text"], textarea')) {
            previousValues.set(e.target, e.target.value || '');
        }
    });
})();