From 44112a3a4b5d2a13c559752fb7dd71d9be836713 Mon Sep 17 00:00:00 2001
From: Lance Edgar <lance@edbob.org>
Date: Mon, 9 Oct 2023 15:50:41 -0500
Subject: [PATCH] Allow null for FalafelDateTime form fields

---
 tailbone/forms/types.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tailbone/forms/types.py b/tailbone/forms/types.py
index 3e4952e4..ac7f2d43 100644
--- a/tailbone/forms/types.py
+++ b/tailbone/forms/types.py
@@ -87,7 +87,7 @@ class FalafelDateTime(colander.DateTime):
 
     def serialize(self, node, appstruct):
         if not appstruct:
-            return colander.null
+            return {}
 
         # cant use isinstance; dt subs date
         if type(appstruct) is datetime.date:
@@ -111,6 +111,9 @@ class FalafelDateTime(colander.DateTime):
         if not cstruct:
             return colander.null
 
+        if not cstruct['date'] and not cstruct['time']:
+            return colander.null
+
         try:
             date = datetime.datetime.strptime(cstruct['date'], '%Y-%m-%d').date()
         except: