Added useQuerySingleResult

lib/IHP/DataSync/react.js

@@ -21,4 +21,17 @@ export function useQuery(queryBuilder) {
     ])
 
     return records;
+}
+
+/**
+ * A version of `useQuery` when you only want to fetch a single record.
+ * 
+ * Automatically adds a `.limit(1)` to the query and returns the single result instead of a list.
+ * 
+ * @example
+ * const message = useQuerySingleresult(query('messages').filterWhere('id', '1f290b39-c6d1-4dff-8404-0581f470253c'));
+ */
+export function useQuerySingleResult(queryBuilder) {
+    const result = useQuery(queryBuilder.limit(1));
+    return result === null ? null : result[0];
 }