hide synonyms and references header if no data available

src/components/Map/Drawer/SearchDrawerWrapper/BioEntitiesResultsList/BioEntitiesPinsList/BioEntitiesPinsListItem/BioEntitiesPinsListItem.component.tsx

@@ -17,6 +17,7 @@ import { resetReactionsData } from '@/redux/reactions/reactions.slice';
 import { getSearchData } from '@/redux/search/search.thunks';
 import { twMerge } from 'tailwind-merge';
 import { getTypeBySBOTerm } from '@/utils/bioEntity/getTypeBySBOTerm';
+import { ZERO } from '@/constants/common';
 import { PinListBioEntity } from './BioEntitiesPinsListItem.types';
 import { isPinWithCoordinates } from './BioEntitiesPinsListItem.utils';
 
@@ -99,25 +100,29 @@ export const BioEntitiesPinsListItem = ({
           </span>
         </p>
       )}
-      <p className="font-bold leading-6">
-        Synonyms: <span className="w-full font-normal">{pin.synonyms.join(', ')}</span>
-      </p>
-      <ul className="leading-6">
-        <div className="font-bold">References:</div>
-        {pin.references.map(reference => {
-          return (
-            <li key={reference.id} className="my-2 px-2">
-              <a
-                href={reference.link ? reference.link : undefined}
-                target="_blank"
-                className="cursor-pointer text-primary-500 underline"
-              >
-                {reference.type} ({reference.resource})
-              </a>
-            </li>
-          );
-        })}
-      </ul>
+      {pin.synonyms.length > ZERO && (
+        <p className="font-bold leading-6">
+          Synonyms: <span className="w-full font-normal">{pin.synonyms.join(', ')}</span>
+        </p>
+      )}
+      {pin.references.length > ZERO && (
+        <ul className="leading-6">
+          <div className="font-bold">References:</div>
+          {pin.references.map(reference => {
+            return (
+              <li key={reference.id} className="my-2 px-2">
+                <a
+                  href={reference.link ? reference.link : undefined}
+                  target="_blank"
+                  className="cursor-pointer text-primary-500 underline"
+                >
+                  {reference.type} ({reference.resource})
+                </a>
+              </li>
+            );
+          })}
+        </ul>
+      )}
     </div>
   );
 };