Fix last_login info

courses/reports/serializers.py

@@ -144,9 +144,8 @@ class UserStatsSerializer(serializers.ModelSerializer):
                   'accesses_count', 'topics', 'reactions', 'comments')
 
     def get_last_access(self, obj):
-        last_access_obj = obj.actor_actions.order_by('timestamp').filter(verb='access').last()
-        if last_access_obj:
-            timestamp_str = last_access_obj.timestamp.strftime('%d-%m-%Y %H:%M:%S')
+        if obj.last_login:
+            timestamp_str = obj.last_login.strftime('%d-%m-%Y %H:%M:%S')
             date, hour = timestamp_str.split()
             return date + ' às ' + hour
         return ''

courses/reports/views.py

@@ -359,21 +359,18 @@ class UserAccessView(views.APIView):
 
         actions = user.actor_actions.all().order_by('timestamp')
 
-        last_login = ''
         last_access = ''
         last_completed_activity = ''
         accesses_7_days = 0
         accesses_30_days = 0
 
         if actions:
-            last_access_obj = actions.filter(verb='access').last()
             last_activity_obj = actions.filter(verb='answered').last()
 
-            if last_access_obj:
-                last_access = self.format_date(last_access_obj.timestamp)
+            if user.last_login:
+                last_access = self.format_date(user.last_login)
             if last_activity_obj:
                 last_completed_activity = self.format_date(last_activity_obj.timestamp)
-            last_login = self.format_date(user.last_login)
 
             time_delta = timezone.now() - timedelta(days=7)
             accesses_7_days = actions.filter(verb='access', timestamp__gte=time_delta).count()
@@ -382,7 +379,6 @@ class UserAccessView(views.APIView):
             accesses_30_days = actions.filter(verb='access', timestamp__gte=time_delta).count()
 
         access_data = {
-            'last_login': last_login,
             'last_completed_activity': last_completed_activity,
             'last_access': last_access,
             'accesses_7_days': accesses_7_days,