From 6438df3a1e0fb944485cebf07976160184697d72 Mon Sep 17 00:00:00 2001
From: Robert Speicher <rspeicher@gmail.com>
Date: Wed, 20 Jan 2021 13:34:23 -0600
Subject: Add latest changes from gitlab-org/gitlab@13-8-stable-ee

---
 .../create_cluster/gke_cluster/gapi_loader.js      | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 app/assets/javascripts/create_cluster/gke_cluster/gapi_loader.js

(limited to 'app/assets/javascripts/create_cluster/gke_cluster/gapi_loader.js')

diff --git a/app/assets/javascripts/create_cluster/gke_cluster/gapi_loader.js b/app/assets/javascripts/create_cluster/gke_cluster/gapi_loader.js
new file mode 100644
index 00000000000..b5f92fed8eb
--- /dev/null
+++ b/app/assets/javascripts/create_cluster/gke_cluster/gapi_loader.js
@@ -0,0 +1,24 @@
+// This is a helper module to lazily import the google APIs for the GKE cluster
+// integration without introducing an indirect global dependency on an
+// initialized window.gapi object.
+export default () => {
+  if (window.gapiPromise === undefined) {
+    // first time loading the module
+    window.gapiPromise = new Promise((resolve, reject) => {
+      // this callback is set as a query param to script.src URL
+      window.onGapiLoad = () => {
+        resolve(window.gapi);
+      };
+
+      const script = document.createElement('script');
+      // do not use script.onload, because gapi continues to load after the initial script load
+      script.type = 'text/javascript';
+      script.async = true;
+      script.src = 'https://apis.google.com/js/api.js?onload=onGapiLoad';
+      script.onerror = reject;
+      document.head.appendChild(script);
+    });
+  }
+
+  return window.gapiPromise;
+};
-- 
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