update search conditions

src/entities/whitelist-account.entity.ts

@@ -64,7 +64,11 @@ export class WhitelistAccount extends IdBase() {
   @QueryCondition((obj, qb, entityName, key) => {
     if (obj[key] === 1) {
       qb.andWhere(`${entityName}.enabled = TRUE`)
-        .orderBy('RANDOM()');
+        .andWhere(`${entityName}.refId IS NULL`)
+        .andWhere(`${entityName}.account IS NOT NULL`)
+        .andWhere(`LENGTH(${entityName}.account) > 0`)
+        .addSelect('RANDOM()', 'rand')
+        .orderBy('rand')
     }
   })
   random: number;