Updated API code.

app/Repositories/Rule/RuleRepository.php

@@ -565,4 +565,19 @@ class RuleRepository implements RuleRepositoryInterface
         return implode(' ', $params);
 
     }
+
+    /**
+     * @inheritDoc
+     */
+    public function searchRule(string $query, int $limit): Collection
+    {
+        $search = $this->user->rules();
+        if ('' !== $query) {
+            $search->where('rules.title', 'LIKE', sprintf('%%%s%%', $query));
+        }
+        $search->orderBy('rules.order', 'ASC')
+               ->orderBy('rules.title', 'ASC');
+
+        return $search->take($limit)->get(['id','title','description']);
+    }
 }

app/Repositories/Rule/RuleRepositoryInterface.php

@@ -39,6 +39,14 @@ interface RuleRepositoryInterface
      */
     public function count(): int;
 
+    /**
+     * @param string $query
+     * @param int    $limit
+     *
+     * @return Collection
+     */
+    public function searchRule(string $query, int $limit): Collection;
+
     /**
      * Return search query for rule.
      *