Merge pull request #111 from chicharr/pagespersession

feat(checkpoint): track pages viewed per session
adobe · Oct 25, 2023 · 4d6cace · 4d6cace
2 parents 495472d + d224c64
commit 4d6cace
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/src/index.js b/src/index.js
@@ -21,6 +21,7 @@
  * for instance the href of a link, or a search term
  */
 export function sampleRUM(checkpoint, data = {}) {
+  const SESSION_STORAGE_KEY = 'aem-rum';
   sampleRUM.baseURL = sampleRUM.baseURL || new URL(window.RUM_BASE == null ? 'https://rum.hlx.page' : window.RUM_BASE, window.location);
   sampleRUM.defer = sampleRUM.defer || [];
   const defer = (fnname) => {
@@ -57,22 +58,27 @@ export function sampleRUM(checkpoint, data = {}) {
         origin: () => window.location.origin,
         path: () => window.location.href.replace(/\?.*$/, ''),
       };
+      // eslint-disable-next-line max-len
+      const rumSessionStorage = sessionStorage.getItem(SESSION_STORAGE_KEY) ? JSON.parse(sessionStorage.getItem(SESSION_STORAGE_KEY)) : {};
+      rumSessionStorage.pages = rumSessionStorage.pages ? rumSessionStorage.pages + 1 : 1;
+      sessionStorage.setItem(SESSION_STORAGE_KEY, JSON.stringify(rumSessionStorage));
       // eslint-disable-next-line object-curly-newline, max-len
-      window.hlx.rum = { weight, id, random, isSelected, firstReadTime, sampleRUM, sanitizeURL: urlSanitizers[window.hlx.RUM_MASK_URL || 'path'] };
+      window.hlx.rum = { weight, id, random, isSelected, firstReadTime, sampleRUM, sanitizeURL: urlSanitizers[window.hlx.RUM_MASK_URL || 'path'], rumSessionStorage };
     }
+
     const { weight, id, firstReadTime } = window.hlx.rum;
     if (window.hlx && window.hlx.rum && window.hlx.rum.isSelected) {
       const knownProperties = ['weight', 'id', 'referer', 'checkpoint', 't', 'source', 'target', 'cwv', 'CLS', 'FID', 'LCP', 'INP', 'TTFB'];
       const sendPing = (pdata = data) => {
         // eslint-disable-next-line object-curly-newline, max-len, no-use-before-define
         const body = JSON.stringify({ weight, id, referer: window.hlx.rum.sanitizeURL(), checkpoint, t: (Date.now() - firstReadTime), ...data }, knownProperties);
         const url = new URL(`.rum/${weight}`, sampleRUM.baseURL).href;
-        // eslint-disable-next-line no-unused-expressions
         navigator.sendBeacon(url, body);
         // eslint-disable-next-line no-console
         console.debug(`ping:${checkpoint}`, pdata);
       };
       sampleRUM.cases = sampleRUM.cases || {
+        load: () => sampleRUM('pagesviewed', { source: window.hlx.rum.rumSessionStorage.pages }) || true,
         cwv: () => sampleRUM.cwv(data) || true,
         lazy: () => {
           // use classic script to avoid CORS issues