Message Timestamp Injector for ChatGPT (2.1)

Automatically adds timestamps below new messages in the chat.

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

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 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         Message Timestamp Injector for ChatGPT (2.1)
// @namespace    http://tampermonkey.net/
// @version      2025-04-26
// @description  Automatically adds timestamps below new messages in the chat.
// @author       aket0r
// @match        https://chatgpt.com/c/*
// @match        https://chatgpt.com/g/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=chatgpt.com
// @grant        none
// @license      MIT
// ==/UserScript==

console.log('[script] Автоматическое создание даты и времени отправки сообщения запущено.');

// Настройки
const SYSTEM_MESSAGE_INDEX = 2;
const USER_MESSAGE_INTERVAL = 15;
const MAX_INDEX_BEFORE_RESET = 50;
let index = 0;

// Конфигурация Observer
const config = { childList: true, subtree: true };

// Функция безопасного получения таргета
function getTarget() {
  return document.querySelectorAll(".shrink > div > div > div")[1] || null;
}

// Инициализация стилей
function initStyles() {
  const style = document.createElement("style");
  style.textContent = `
    .createdAt {
		position: relative;
		color: #777;
		font-size: 13px;
		text-align: center;
		bottom: -10px;
		user-select: none;
		display: block;
		width: 100%;
    }

	.createdAt::after,
	.createdAt.author::after {
	    content: '';
		position: absolute;
		width: calc(15% + 30px);
		height: 1px;
		background: #434343;
		right: calc(30% - 5px);
		top: 50%;
		transform: translateY(-50%);
	}

	.createdAt::before,
	.createdAt.author::before {
	    content: '';
		position: absolute;
		width: calc(15% + 30px);
		height: 1px;
		background: #434343;
		left: calc(30% - 5px);
		top: 50%;
		transform: translateY(-50%);
	}

    .createdAt.author {
      color: #999;
    }
  `;
  document.head.appendChild(style);
}

// Создание элемента даты
function createDateElement(className, date) {
  const span = document.createElement("span");
  span.className = className;
  span.textContent = date;
  return span;
}

// Добавление даты к сообщению
function appendDateToMessage(className, offsetFromEnd) {
  const articles = getTarget()?.querySelectorAll("article");
  if (!articles || articles.length < offsetFromEnd) return;

  const article = articles[articles.length - offsetFromEnd];
  if (!article || article.querySelector('.createdAt')) return;

  const date = new Date().toLocaleString();
  article.appendChild(createDateElement(className, date));
}

// Логика обработки мутаций
function handleMutations(mutationsList) {
  for (const mutation of mutationsList) {
    if (mutation.type === 'childList' && mutation.addedNodes.length > 0) {

      if (index >= MAX_INDEX_BEFORE_RESET) {
        resetObserver();
        return;
      }

      if (index === SYSTEM_MESSAGE_INDEX) {
        appendDateToMessage('createdAt author', 2);
      }

      if (index >= USER_MESSAGE_INTERVAL) {
        setTimeout(() => {
          appendDateToMessage('createdAt', 1);
        }, 1000);
        index = 0;
      }

      index++;
    }
  }
}

// Инициализация наблюдателя
const observer = new MutationObserver(handleMutations);

// Перезапуск наблюдателя при необходимости
function resetObserver() {
  const target = getTarget();
  if (!target) {
    console.error('[script] Target not found during reset.');
    return;
  }
  observer.disconnect();
  setTimeout(() => {
    observer.observe(target, config);
  }, 2000);
}

// Старт скрипта
function start() {
  initStyles();
  setTimeout(() => {
    const target = getTarget();
    if (!target) {
      console.error('[script] Target not found on load.');
      return;
    }
    observer.observe(target, config);
  }, 5000);
}

// Запуск
window.addEventListener("load", start);