make response_time null by default

bots/migrations/0057_message_response_time_and_more.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.2.7 on 2024-02-05 15:11
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bots', '0056_botintegration_streaming_enabled'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='message',
+            name='response_time',
+            field=models.DurationField(default=None, help_text='The time it took for the bot to respond to the corresponding user message', null=True),
+        ),
+        migrations.AlterField(
+            model_name='botintegration',
+            name='streaming_enabled',
+            field=models.BooleanField(default=False, help_text='If set, the bot will stream messages to the frontend (Slack only)'),
+        ),
+    ]

bots/models.py

@@ -932,7 +932,10 @@ def to_df_format(
                     else None
                 ),  # only show first feedback as per Sean's request
                 "Analysis JSON": message.analysis_result,
-                "Response Time": round(message.response_time.total_seconds(), 1),
+                "Response Time": (
+                    message.response_time
+                    and round(message.response_time.total_seconds(), 1)
+                ),
             }
             rows.append(row)
         df = pd.DataFrame.from_records(
@@ -1054,7 +1057,8 @@ class Message(models.Model):
     )
 
     response_time = models.DurationField(
-        default=datetime.timedelta(seconds=-1),
+        default=None,
+        null=True,
         help_text="The time it took for the bot to respond to the corresponding user message",
     )