From c947c6749ff32d9fb383901322efda19330c7721 Mon Sep 17 00:00:00 2001
From: f-necas <39771412+f-necas@users.noreply.github.com>
Date: Fri, 8 Dec 2023 15:22:01 +0100
Subject: [PATCH] backport: avoid race condition, resize map once target size
 ok (#270)

---
 .../components/common/openlayers/olMapDirective.js     | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/web-ui/src/main/resources/catalog/components/common/openlayers/olMapDirective.js b/web-ui/src/main/resources/catalog/components/common/openlayers/olMapDirective.js
index d3a831bd21..0ff7a5bc36 100644
--- a/web-ui/src/main/resources/catalog/components/common/openlayers/olMapDirective.js
+++ b/web-ui/src/main/resources/catalog/components/common/openlayers/olMapDirective.js
@@ -58,7 +58,15 @@
           var prop = attrs[attr];
 
           var map = scope.$eval(prop);
-          map.setTarget(element[0]);
+          var target = element[0];
+
+          var resizeObserver = new ResizeObserver(function() {
+            map.updateSize();
+            resizeObserver.unobserve(target);
+          });
+
+          map.setTarget(target);
+          resizeObserver.observe(target);
         }
     };
   };