From 99a7ffa6aec78b801059be4ba984e026096a00fd Mon Sep 17 00:00:00 2001
From: Abdullah Atta <abdullahatta@streetwriters.co>
Date: Thu, 27 Apr 2023 12:26:54 +0500
Subject: [PATCH] identity: keep all grants for 12 hours before cleaning up

---
 .../Services/CustomPersistedGrantDbContext.cs                   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Streetwriters.Identity/Services/CustomPersistedGrantDbContext.cs b/Streetwriters.Identity/Services/CustomPersistedGrantDbContext.cs
index e943c5e..54fe99c 100644
--- a/Streetwriters.Identity/Services/CustomPersistedGrantDbContext.cs
+++ b/Streetwriters.Identity/Services/CustomPersistedGrantDbContext.cs
@@ -67,7 +67,7 @@ namespace Streetwriters.Identity.Services
 
         public Task RemoveExpired()
         {
-            return Remove(x => x.Expiration < DateTime.UtcNow.AddHours(12));
+            return Remove(x => x.Expiration.HasValue && x.Expiration.Value.AddHours(12) < DateTime.UtcNow);
         }
 
         public Task InsertOrUpdate(Expression<Func<PersistedGrant, bool>> filter, PersistedGrant entity)