update

app/Services/RebateService.php

@@ -54,7 +54,7 @@ class RebateService extends BaseService
      */
     public static function findOne(array $search): ?Rebate
     {
-        return static::model()::where(static::getWhere($search))->first();
+        return self::model()::where(self::getWhere($search))->first();
     }
 
     /**
@@ -64,7 +64,7 @@ class RebateService extends BaseService
      */
     public static function findAll(array $search = [])
     {
-        return static::model()::where(static::getWhere($search))->get();
+        return self::model()::where(self::getWhere($search))->get();
     }
 
     /**
@@ -77,7 +77,7 @@ class RebateService extends BaseService
         $limit = isset($search['limit']) ? $search['limit'] : 15;
         $date = Carbon::now('America/New_York')->format('Y-m-d');
 
-        $paginator = static::model()::where(static::getWhere($search))
+        $paginator = static::model()::where(self::getWhere($search))
 //            ->where('date', '<', $date)
             ->orderByDesc('date')
             ->orderBy('status')