From 86a86e79f32ddf6f319d1443f3a853d5ecfe3dfa Mon Sep 17 00:00:00 2001
From: phzhik <phzhitnikov@gmail.com>
Date: Thu, 12 Oct 2023 15:26:09 +0400
Subject: [PATCH] * Try to get delivery_price_CN_RU from parent category if it
 is zero

---
 store/models.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/store/models.py b/store/models.py
index d32e132..df2b7bd 100644
--- a/store/models.py
+++ b/store/models.py
@@ -82,6 +82,13 @@ class Category(MPTTModel):
         verbose_name = 'Категория'
         verbose_name_plural = 'Категории'
 
+    @property
+    def delivery_price(self):
+        if not self.delivery_price_CN_RU and self.parent_id:
+            return self.parent.delivery_price_CN_RU
+        else:
+            return self.delivery_price_CN_RU
+
 
 class UserQuerySet(models.QuerySet):
     pass
@@ -446,7 +453,7 @@ class Checklist(models.Model):
         if self.price_snapshot_id:
             return self.price_snapshot.delivery_price_CN_RU
         else:
-            return getattr(self.category, 'delivery_price_CN_RU', Decimal(0))
+            return getattr(self.category, 'delivery_price', Decimal(0))
 
     @property
     def commission_rub(self) -> Decimal: