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Datadog RUM log highlighting

Optional userscript that adds highting to relevant RUM entries specified by https://greasyfork.org/en/scripts/475250-sentry-to-datadog-rum-and-log-buttons

  1. // ==UserScript==
  2. // @name     Datadog RUM log highlighting
  3. // @description Optional userscript that adds highting to relevant RUM entries specified by https://greasyfork.org/en/scripts/475250-sentry-to-datadog-rum-and-log-buttons
  4. // @version  1
  5. // @grant    none
  6. // @match    https://app.datadoghq.com/rum/sessions*
  7. // @namespace happyviking
  8. // @license   MIT
  9. // ==/UserScript==
  10.  
  11. //https://stackoverflow.com/questions/5525071/how-to-wait-until-an-element-exists
  12. function waitForElm(selector) {
  13.     return new Promise(resolve => {
  14.         if (document.querySelector(selector)) {
  15.             return resolve(document.querySelector(selector));
  16.         }
  17.  
  18.         const observer = new MutationObserver(mutations => {
  19.             if (document.querySelector(selector)) {
  20.                 observer.disconnect();
  21.                 resolve(document.querySelector(selector));
  22.             }
  23.         });
  24.  
  25.         observer.observe(document.body, {
  26.             childList: true,
  27.             subtree: true
  28.         });
  29.     });
  30. }
  31.  
  32. const main = async () => {
  33.  
  34.     await waitForElm('.dt-event_date') //Just waiting till it loads
  35.  
  36.     const url = new URL(window.location)
  37.     const params = url.searchParams
  38.  
  39.     const from = params.get("highlight_from")
  40.     const to = params.get("highlight_to")
  41.  
  42.     if (!from || !to) return
  43.  
  44.     document.querySelectorAll('tbody.log-dt-event').forEach(tbody => {
  45.         let timestampText = tbody.querySelector(".dt-event_date").textContent //Example: Sep 13 15:39:44.766
  46.         timestampText = timestampText.split(".")[0]
  47.         timestampText += ` ${(new Date()).getFullYear()} UTC`
  48.         const millis = (new Date(Date.parse(timestampText))).getTime()
  49.  
  50.         if (millis > from && millis < to) tbody.style.backgroundColor = "#FFE993"
  51.  
  52.     })
  53. }
  54.  
  55. //There are probably cleaner ways to do this but I don't really care, this works and this
  56. //is supposed to be fast
  57. let currentPage = location.href;
  58. main()
  59. setInterval(() =>
  60. {
  61.     if (currentPage != location.href){
  62.         currentPage = location.href;
  63.         main()
  64.     }
  65. }, 500);