YouTube.com - channel name and upload date in tab title, no notification count

The interaction reminder (notification count) is annoying and serves no purpose. I know there are notifications. There are always notifications. Also, to be useful, add the channel name at the start of the tab title and upload date at the end. 9/4/2022, 10:40:56 AM

Aby zainstalować ten skrypt, wymagana jest instalacje jednego z następujących rozszerzeń: Tampermonkey, Greasemonkey lub Violentmonkey.

Aby zainstalować ten skrypt, wymagana jest instalacje jednego z następujących rozszerzeń: Tampermonkey, Violentmonkey.

Aby zainstalować ten skrypt, wymagana jest instalacje jednego z następujących rozszerzeń: Tampermonkey, Violentmonkey.

Aby zainstalować ten skrypt, wymagana będzie instalacja rozszerzenia Tampermonkey lub Userscripts.

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

Aby zainstalować ten skrypt, musisz zainstalować rozszerzenie menedżera skryptów użytkownika.

(Mam już menedżera skryptów użytkownika, pozwól mi to zainstalować!)

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.

Będziesz musiał zainstalować rozszerzenie menedżera stylów użytkownika, aby zainstalować ten styl.

Będziesz musiał zainstalować rozszerzenie menedżera stylów użytkownika, aby zainstalować ten styl.

Musisz zainstalować rozszerzenie menedżera stylów użytkownika, aby zainstalować ten styl.

(Mam już menedżera stylów użytkownika, pozwól mi to zainstalować!)

// ==UserScript==
// @name        YouTube.com - channel name and upload date in tab title, no notification count
// @namespace   Violentmonkey Scripts
// @match       https://www.youtube.com/watch
// @grant       none
// @version     1.0
// @author      -
// @description The interaction reminder (notification count) is annoying and serves no purpose. I know there are notifications. There are always notifications. Also, to be useful, add the channel name at the start of the tab title and upload date at the end. 9/4/2022, 10:40:56 AM
// ==/UserScript==


const prepareTitle = function (originalTitle, channelPrefix, dateSuffix) {
  return channelPrefix + originalTitle + dateSuffix;
}

const getDateSuffix = function () {
  var dateSuffix = "";
  const dateElement = document.querySelector("div#info-strings yt-formatted-string.ytd-video-primary-info-renderer");
  if(dateElement !== null) {
    const date = dateElement.innerText.trim();
    var htmlElement = document.querySelector("html");
    if((htmlElement !== null) && (htmlElement.attributes.hasOwnProperty("lang"))) {
      if(htmlElement.attributes["lang"].value == "en-GB") {
        const dateParts = date.split(" ");
        if(dateParts.length == 3) {
          const day = dateParts[0];
          const monthText = dateParts[1];
          const year = dateParts[2];
          var month = null;
          switch (monthText) {
            case "Jan":
              month = 1; break;
            case "Feb":
              month = 2; break;
            case "Mar":
              month = 3; break;
            case "Apr":
              month = 4; break;
            case "May":
              month = 5; break;
            case "Jun":
              month = 6; break;
            case "Jul":
              month = 7; break;
            case "Aug":
              month = 8; break;
            case "Sept":
              month = 9; break; // seriously, fuck YouTube for doing "Sept" and not "Sep"
            case "Oct":
              month = 10; break;
            case "Nov":
              month = 11; break;
            case "Dec":
              month = 12; break;
            default:
              month = null;
          }
          if (month !== null) {
            dateSuffix = " - " + year + "-" + month.toString().padStart(2, "0") + "-" + day.padStart(2, "0");
          }
        }
      }
    }
  } // end if(dateElement !== null)
  return dateSuffix;
}

setInterval(function() {
  const originalTitle = window.title.toString().trim();
  const channelNameElement = document.querySelector("ytd-channel-name#channel-name.style-scope.ytd-video-owner-renderer div#container.style-scope.ytd-channel-name div#text-container.style-scope.ytd-channel-name yt-formatted-string#text.style-scope.ytd-channel-name a.yt-simple-endpoint.style-scope.yt-formatted-string");
  var channelPrefix = ""; // if there's no channel name currently available, don't prefix with anything
  if((channelNameElement !== null) && (channelNameElement.innerText.trim() != "")) {
    var channelPrefix = channelNameElement.innerText.trim() + ": ";
  }
  var titleElement = document.querySelector("title");
  const objectDebugString =  "[object"; // sometimes, window.title will be [object HTMLElementDiv] for some idiotic reason, and that will be the stringified version of it! Fucking hell!
  if((titleElement !== null) && (! originalTitle.startsWith(objectDebugString))) {
    var currentTitle = titleElement.innerText;
    const dateSuffix = getDateSuffix();
    
    var newTitle = prepareTitle(originalTitle, channelPrefix, dateSuffix);
    if (currentTitle != newTitle) {
      titleElement.innerText = newTitle;
    }    
  }
}, 500)