From 6c624115e6ee7edd9e21cfffa573c61d1f65e7c1 Mon Sep 17 00:00:00 2001
From: dormantman <dormantman@ya.ru>
Date: Thu, 16 Jan 2020 20:36:19 +0300
Subject: [PATCH] Added agenda validate to update method

---
 apps/news/serializers.py | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/apps/news/serializers.py b/apps/news/serializers.py
index bed24907..791879ca 100644
--- a/apps/news/serializers.py
+++ b/apps/news/serializers.py
@@ -265,7 +265,7 @@ class NewsBackOfficeBaseSerializer(NewsBaseSerializer):
 
     def update(self, instance, validated_data):
         slugs = validated_data.get('slugs')
-        slugs_list = list(map(lambda x: x.lower(), slugs.values()))
+        slugs_list = list(map(lambda x: x.lower(), slugs.values() if slugs else ()))
         slugs_set = set(slugs_list)
         if slugs:
             if models.News.objects.filter(
@@ -273,9 +273,27 @@ class NewsBackOfficeBaseSerializer(NewsBaseSerializer):
             ).exists() or len(slugs_list) != len(slugs_set):
                 raise serializers.ValidationError({'slugs': _('Slug should be unique')})
 
-        agenda = validated_data.get('agenda')
-        if agenda is not None and (agenda.event_name is None or agenda.content is None):
-            raise serializers.ValidationError({'agenda': _('Agenda is empty')})
+        agenda_data = validated_data.get('agenda')
+        agenda = instance.agenda
+
+        if agenda is None:
+            agenda_data['address_id'] = agenda_data.pop('address').pk
+            agenda_serializer = AgendaSerializer(data=agenda_data)
+            agenda_serializer.is_valid(raise_exception=True)
+            agenda_serializer.save()
+
+        else:
+            agenda.start_datetime = agenda_data.pop(
+                'start_datetime') if 'start_datetime' in agenda_data else agenda.start_datetime
+            agenda.end_datetime = agenda_data.pop(
+                'end_datetime') if 'end_datetime' in agenda_data else agenda.end_datetime
+            agenda.address = agenda_data.pop(
+                'address') if 'address' in agenda_data else agenda.address
+            agenda.event_name = agenda_data.pop(
+                'event_name') if 'event_time' in agenda_data else agenda.event_name
+            agenda.content = agenda_data.pop(
+                'content') if 'content' in agenda_data else agenda.content
+            agenda.save()
 
         return super().update(instance, validated_data)