Add new filters to display on website

app/Models/Shop/Article.php

@@ -43,7 +43,7 @@ class Article extends Model implements HasMedia
 
     public function product()
     {
-        return $this->belongsTo($this->model, 'model_id');
+        return $this->morphTo();
     }
 
     public function scopeByArticle($query, $id)
@@ -51,4 +51,15 @@ class Article extends Model implements HasMedia
         return $query->where('shop_articles.id',$id);
     }
 
+    public function scopeByCategory($query, $category_id)
+    {
+
+    }
+
+    public function scopeByFamily($query, $id)
+    {
+        return $query->where('shop_articles.article_family_id',$id);
+    }
+
+
 }

app/Models/Shop/ArticleAttribute.php

@@ -33,4 +33,11 @@ class ArticleAttribute extends Model
 	{
 		return $query->where('attribute_value_id', $id);
 	}
+
+	public function scopeByFamily($query, $id)
+	{
+		return $query->whereHas('attribute_value', function ($query) use ($id) {
+            $query->byFamily($id);
+        });
+	}
 }

app/Models/Shop/ArticlePrice.php

@@ -33,7 +33,20 @@ class ArticlePrice extends Model
         return $query->whereHas('article', function ($query) use ($id) {
             $query->byArticle($id);
         });
+    }
 
+    public function scopeByAttributeValue($query, $id)
+    {
+        return $query->whereHas('article_attribute', function ($query) use ($id) {
+            $query->byAttributeValue($id);
+        });
+    }
+
+    public function scopeByFamily($query, $id)
+    {
+        return $query->whereHas('article_attribute', function ($query) use ($id) {
+            $query->byFamily($id);
+        });
     }
 
 }