From 1dee7d6f93c209688a728714bb4d3c11a3b7e05e Mon Sep 17 00:00:00 2001
From: Du Peng <gnepud@gmail.com>
Date: Tue, 18 Oct 2022 12:45:03 +0200
Subject: [PATCH] (bug) cannot generate order statistic if no set a category

---
 app/services/statistics/concerns/store_orders_concern.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/services/statistics/concerns/store_orders_concern.rb b/app/services/statistics/concerns/store_orders_concern.rb
index f5b44b77e..422c74502 100644
--- a/app/services/statistics/concerns/store_orders_concern.rb
+++ b/app/services/statistics/concerns/store_orders_concern.rb
@@ -16,6 +16,7 @@ module Statistics::Concerns::StoreOrdersConcern
            .where(orderable_type: 'Product')
            .map(&:orderable)
            .map(&:product_category)
+           .compact
            .map { |cat| { id: cat.id, name: cat.name } }
            .uniq
     end