From 2fdb19f93345636960e79ad0f87b61f898ca4287 Mon Sep 17 00:00:00 2001
From: Kiko Beats <josefrancisco.verdu@gmail.com>
Date: Wed, 22 Jan 2020 10:55:54 +0100
Subject: [PATCH] fix: exclude force from key

closes #37
---
 index.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 2d227b1..7e8fda4 100644
--- a/index.js
+++ b/index.js
@@ -22,7 +22,9 @@ function isEmpty (value) {
 const _getKey = ({ req }) => {
   const url = new URL(req.url, 'http://localhost').toString()
   const { origin } = new URL(url)
-  const baseKey = normalizeUrl(url)
+  const baseKey = normalizeUrl(url, {
+    removeQueryParameters: ['force', /^utm_\w+/i]
+  })
   return baseKey.replace(origin, '').replace('/?', '')
 }