AtlasOfLivingAustralia/biocollect#1532

- added a continuous check for offline
AtlasOfLivingAustralia · Aug 28, 2023 · 493f4bf · 493f4bf
1 parent 664b067
commit 493f4bf
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/grails-app/assets/javascripts/utils.js b/grails-app/assets/javascripts/utils.js
@@ -289,4 +289,24 @@ function isOffline() {
     })
 
     return deferred.promise();
+}
+
+function checkOfflineForIntervalAndTriggerEvents (interval) {
+    interval = interval || 10000;
+    var isCurrentlyOffline = false;
+    return setInterval(function () {
+        isOffline().then(function () {
+            if (!isCurrentlyOffline) {
+                var event = new Event('offline');
+                document.dispatchEvent(event);
+                isCurrentlyOffline = true;
+            }
+        }, function () {
+            if (isCurrentlyOffline) {
+                var event = new Event('online');
+                document.dispatchEvent(event);
+                isCurrentlyOffline = false;
+            }
+        });
+    }, interval);
 }