discourse: post a topic header for new releases that do not already have a thread

Author: jwise

appstore/discourse.py

@@ -52,6 +52,7 @@ def _create_or_post_to_topic(app, is_generated, text):
 
         App.query.filter_by(app_uuid=app.app_uuid).update({'discourse_topic_id': rv['topic_id']})
         db.session.commit()
+        app.discourse_topic_id = rv['topic_id']
     else:
         _client.create_post(text, category_id=config['DISCOURSE_SHOWCASE_TOPIC_ID'], topic_id=app.discourse_topic_id)
 
@@ -83,6 +84,9 @@ def screenshot_section(app):
     return output
 
 def announce_release(app, release, is_generated):
+    if app.discourse_topic_id == 0:
+        announce_new_app(app, is_generated, is_new=False)
+
     _create_or_post_to_topic(app, is_generated, text=f"""
 # {random_party_emoji()} Update alert!
 
@@ -96,13 +100,13 @@ def announce_release(app, release, is_generated):
 
 """)
 
-def announce_new_app(app, is_generated):
+def announce_new_app(app, is_generated, is_new=True):
     _create_or_post_to_topic(app, is_generated, text=f"""
 {banner(app)}
 
 # {app.title} by {app.developer.name}
 
-:party: There's a new {app.type} on the Rebble App Store!
+:party: There's {"a new" if is_new else "another cool"} {app.type} on the Rebble App Store!
 
 [quote=\"{app.developer.name} says\"]
 {get_app_description(app)}