Use app settings SLUG as default mention pattern

Author: joshuadavidthomas

src/django_github_app/mentions.py

@@ -10,6 +10,8 @@
 from django.utils import timezone
 from gidgethub import sansio
 
+from .conf import app_settings
+
 
 class EventAction(NamedTuple):
     event: str
@@ -166,9 +168,9 @@ def extract_mentions_from_event(
     if not comment:
         return []
 
-    # If no pattern specified, use bot username (TODO: get from settings)
+    # If no pattern specified, use bot username from settings
     if username_pattern is None:
-        username_pattern = "bot"  # Placeholder
+        username_pattern = app_settings.SLUG
 
     mentions: list[ParsedMention] = []
     potential_mentions = extract_all_mentions(comment)

tests/test_mentions.py

@@ -9,8 +9,14 @@
 
 from django_github_app.mentions import Comment
 from django_github_app.mentions import MentionScope
-from django_github_app.mentions import get_match
 from django_github_app.mentions import extract_mentions_from_event
+from django_github_app.mentions import get_match
+
+
+@pytest.fixture(autouse=True)
+def setup_test_app_name(override_app_settings):
+    with override_app_settings(NAME="bot"):
+        yield
 
 
 @pytest.fixture

tests/test_routing.py

@@ -14,6 +14,12 @@
 from django_github_app.views import BaseWebhookView
 
 
+@pytest.fixture(autouse=True)
+def setup_test_app_name(override_app_settings):
+    with override_app_settings(NAME="bot"):
+        yield
+
+
 @pytest.fixture(autouse=True)
 def test_router():
     import django_github_app.views