refactor: simplify logic and fix not returning a value

src/index.ts

@@ -38,11 +38,9 @@ const plugin: Plugin = {
           throw new Error('count required and must be a number"');
         }
 
-        let hashes: Uint8Array = new Uint8Array();
-
         for (let i = 0; i < 4; i++) {
           try {
-            hashes = client.store.getCommitteeHashes(
+            return await client.store.getCommitteeHashes(
               request.start,
               request.count,
             );
@@ -54,7 +52,7 @@ const plugin: Plugin = {
           }
         }
 
-        return hashes;
+        return new Uint8Array();
       },
     });
 
@@ -76,11 +74,9 @@ const plugin: Plugin = {
           await client.sync();
         }
 
-        let committee;
-
         for (let i = 0; i < 4; i++) {
           try {
-            committee = client.store.getCommittee(
+            return await client.store.getCommittee(
               request.period === "latest"
                 ? client.latestPeriod
                 : request.period,
@@ -93,15 +89,7 @@ const plugin: Plugin = {
           }
         }
 
-        try {
-          committee = client.store.getCommittee(
-            request.period === "latest" ? client.latestPeriod : request.period,
-          );
-        } catch {
-          await client.sync();
-        }
-
-        return committee;
+        return new Uint8Array();
       },
     });