change registration or connection in order page, change filter on shelve page, add new api to get article_nature by product_type, css fixes

app/Repositories/Shop/ArticleNatures.php

@@ -11,6 +11,21 @@ class ArticleNatures
         return ArticleNature::get()->pluck('name', 'id')->toArray();
     }
 
+    public static function getOptionsByMerchandise()
+    {
+        return self::getOptionsByProductType(2);
+    }
+
+    public static function getOptionsByBotanic()
+    {
+        return self::getOptionsByProductType(1);
+    }
+
+    public static function getOptionsByProductType($type)
+    {
+        return ArticleNature::byProductType($type)->get()->pluck('name', 'id')->toArray();
+    }
+
     public static function getAll()
     {
         return ArticleNature::orderBy('name', 'asc')->get();