From 15219f7021bb915ba55c40dbe46e94b6ce60f28a Mon Sep 17 00:00:00 2001
From: Son NK <>
Date: Mon, 20 Apr 2020 23:31:25 +0200
Subject: [PATCH] Support Apple grace period

---
 app/models.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/models.py b/app/models.py
index 636be9c8..c5d329e5 100644
--- a/app/models.py
+++ b/app/models.py
@@ -929,6 +929,10 @@ class ManualSubscription(db.Model, ModelMixin):
     user = db.relationship(User)
 
 
+# https://help.apple.com/app-store-connect/#/dev58bda3212
+_APPLE_GRACE_PERIOD_DAYS = 16
+
+
 class AppleSubscription(db.Model, ModelMixin):
     """
     For users who have subscribed via Apple in-app payment
@@ -950,7 +954,7 @@ class AppleSubscription(db.Model, ModelMixin):
 
     def is_valid(self):
         # Todo: take into account grace period?
-        return self.expires_date > arrow.now()
+        return self.expires_date > arrow.now().shift(days=-_APPLE_GRACE_PERIOD_DAYS)
 
 
 class DeletedAlias(db.Model, ModelMixin):