Add deep relations

app/Models/Shop/Article.php

@@ -11,13 +11,14 @@ use Rinvex\Tags\Traits\Taggable;
 use Kirschbaum\PowerJoins\PowerJoins;
 use Fico7489\Laravel\EloquentJoin\Traits\EloquentJoin;
 use Wildside\Userstamps\Userstamps;
+use Staudenmeir\EloquentHasManyDeep\HasRelationships;
 
 use App\Traits\Model\HasComments;
 use App\Traits\Model\Imageable;
 
 class Article extends Model implements HasMedia
 {
-    use Categorizable, EloquentJoin, HasComments, Imageable, Powerjoins, Taggable, SoftDeletes, UserStamps;
+    use Categorizable, EloquentJoin, HasComments, HasRelationships, Imageable, Powerjoins, Taggable, SoftDeletes, UserStamps;
 
     protected $guarded = ['id'];
     protected $table = 'shop_articles';
@@ -37,10 +38,12 @@ class Article extends Model implements HasMedia
         return $this->hasMany(Offer::class);
     }
 
+    /*
     public function prices()
     {
-        return $this->hasMany(Price::class);
+        return $this->hasManyDeep(PriceListValue::class, [Offer::class, Tariff::class, PriceList::class]);
     }
+    */
 
     public function product()
     {
@@ -52,6 +55,12 @@ class Article extends Model implements HasMedia
         return $this->morphToMany(Tag::class, 'taggable');
     }
 
+    public function tariffs()
+    {
+        return $this->hasManyThrough(Tariff::class, Offer::class, 'article_id', 'id', 'id', 'tariff_id');
+        // return $this->belongsToMany(Tariff::class, Offer::$table, 'id', 'id', 'tariff_id', 'tariff_id');
+    }
+
     public function scopeByArticle($query, $id)
     {
         return $query->where($this->table . '.id', $id);
@@ -89,10 +98,15 @@ class Article extends Model implements HasMedia
         return $query->has('offers');
     }
 
-    public function scopeWithCurrentOffers($query)
+    public function scopeWithAvailableOffers($query)
     {
         return $query->whereHas('offers', function ($query) {
             $query->where('status_id', 1);
         });
     }
+
+    public function scopeVisible($query)
+    {
+        return $query->where($this->table . '.visible', 1);
+    }
 }