fix: make check link unclickable while loading (#928)

* fix: make check link unclickable while loading

* fix: format

libs/environment/src/components/node-switcher/node-switcher.tsx

@@ -169,7 +169,10 @@ export const NodeSwitcher = ({
                         onChange={(e) => setCustomNodeText(e.target.value)}
                       />
                       <Link
-                        aria-disabled={!customNodeText}
+                        aria-disabled={
+                          !customNodeText ||
+                          getIsNodeLoading(state[CUSTOM_NODE_KEY])
+                        }
                         onClick={() => {
                           setNetworkError(null);
                           updateNodeUrl(CUSTOM_NODE_KEY, customNodeText);

libs/environment/src/utils/validate-node.tsx

@@ -2,17 +2,13 @@ import { t } from '@vegaprotocol/react-helpers';
 import { CUSTOM_NODE_KEY, ErrorType } from '../types';
 import type { Networks, NodeData } from '../types';
 
-export const getIsNodeLoading = ({
-  chain,
-  responseTime,
-  block,
-  ssl,
-}: NodeData) => {
+export const getIsNodeLoading = (node?: NodeData): boolean => {
+  if (!node) return false;
   return (
-    chain.isLoading ||
-    responseTime.isLoading ||
-    block.isLoading ||
-    ssl.isLoading
+    node.chain.isLoading ||
+    node.responseTime.isLoading ||
+    node.block.isLoading ||
+    node.ssl.isLoading
   );
 };