From cb1336fc97dda8b3ad99c3f9a9a560cf8186056b Mon Sep 17 00:00:00 2001
From: Martin Schuhfuss <m.schuhfuss@gmail.com>
Date: Thu, 1 Feb 2024 14:54:24 +0100
Subject: [PATCH] fix: add `loading=async` to maps API url

The new parameter loading=async signals to the API that we're not relying on the load-event of the script tag to determine the maps API status and allows the maps API to do some backward-incompatible performance-optimizations.
---
 src/libraries/google-maps-api-loader.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libraries/google-maps-api-loader.ts b/src/libraries/google-maps-api-loader.ts
index 222cbe60..c3c12e5e 100644
--- a/src/libraries/google-maps-api-loader.ts
+++ b/src/libraries/google-maps-api-loader.ts
@@ -121,7 +121,10 @@ export class GoogleMapsApiLoader {
           urlParams.set(urlParamName, value);
         }
         urlParams.set('libraries', library);
+        urlParams.set('loading', 'async');
         urlParams.set('callback', '__googleMapsCallback__');
+
+        scriptElement.async = true;
         scriptElement.src = MAPS_API_BASE_URL + `?` + urlParams.toString();
 
         window.__googleMapsCallback__ = () => {