utm_source

app/routes/booking._index.tsx

@@ -23,13 +23,13 @@ gql`
 `;
 
 export function useUtmSource() {
-  const [utm_source] = useSearchParams();
+  const [searchParams] = useSearchParams();
   if (
-    utm_source &&
-    utm_source instanceof URLSearchParams &&
-    utm_source.has('utm_source')
+    searchParams &&
+    searchParams instanceof URLSearchParams &&
+    searchParams.has('utm_source')
   ) {
-    return utm_source.get('utm_source') ?? undefined;
+    return searchParams.get('utm_source') ?? undefined;
   }
 }
 
@@ -98,7 +98,7 @@ export default function Home() {
             {
               applicationType: 'band',
             },
-            {utm_source},
+            utm_source ? {utm_source} : undefined,
           )}
         />
       )}

app/types/graphql.schema.json

@@ -7229,6 +7229,13 @@
           }
         ]
       },
+      {
+        "name": "oneOf",
+        "description": "Indicates exactly one field must be supplied and this field must not be `null`.",
+        "isRepeatable": false,
+        "locations": ["INPUT_OBJECT"],
+        "args": []
+      },
       {
         "name": "skip",
         "description": "Directs the executor to skip this field or fragment when the `if` argument is true.",