From c7adf2d9a7d7410df57c94de9fca4b3209604eed Mon Sep 17 00:00:00 2001
From: Matt Caimi <matt.caimi@safelite.com>
Date: Mon, 26 Jun 2023 13:24:44 -0400
Subject: [PATCH] CSR-1439 comment to describe lastNavPage setting

---
 src/router/index.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/router/index.js b/src/router/index.js
index 3b09d7260..2663846ce 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -161,7 +161,11 @@ const router = createRouter({
 //---------------------------------------------------------- Router Functions ----------------------------------------------------------
 
 router.beforeEach(async (to, from, next) => {
+    // Set the lastNavigationPage to the current page name for accurate tracking of page navigations.
+    // Since beforeEach() can be triggered before navigation resolution, to.name may sometimes be "root".
+    // In such cases, getPageName() from the analyticsMixin is used to accurately get the current page name.
     router.lastNavigationPage = to.name == "root" ? analyticsMixin.methods.getPageName() : to.name;
+
     next();
 });