fixes

app/Models/Shop/Tariff.php

@@ -6,9 +6,11 @@ use Illuminate\Database\Eloquent\Model;
 
 use Staudenmeir\EloquentHasManyDeep\HasRelationships;
 use BeyondCode\Comments\Traits\HasComments;
+use Kirschbaum\PowerJoins\PowerJoins; 
+
 class Tariff extends Model
 {
-    use HasComments, HasRelationships;
+    use HasComments, HasRelationships, PowerJoins;
 
     protected $guarded = ['id'];
     protected $table = 'shop_tariffs';
@@ -27,4 +29,14 @@ class Tariff extends Model
     {
         return $this->hasMany('App\Models\Shop\PriceList');
     }
+
+    public function scopeBySaleChanel($query, $id)
+    {
+        return $query->where($this->table . '.sale_channel_id', $id);
+    }
+
+    public function scopeByStatus($query, $id)
+    {
+        return $query->where($this->table . '.status_id', $id);
+    }
 }