Event model: Add info about presence of sessions,speakers

app/api/schema/events.py

@@ -82,6 +82,8 @@ def validate_timezone(self, data, original_data):
     organizer_name = fields.Str(allow_none=True)
     is_map_shown = fields.Bool(default=False)
     has_organizer_info = fields.Bool(default=False)
+    has_sessions = fields.Bool(default=0, dump_only=True)
+    has_speakers = fields.Bool(default=0, dump_only=True)
     organizer_description = fields.Str(allow_none=True)
     is_sessions_speakers_enabled = fields.Bool(default=False)
     privacy = fields.Str(default="public")

app/models/event.py

@@ -18,6 +18,8 @@
 from app.models.helpers.versioning import clean_up_string, clean_html
 from app.models.user import ATTENDEE, ORGANIZER
 from app.models.event_topic import EventTopic
+from app.models.session import Session
+from app.models.speaker import Speaker
 from app.models.search import sync
 from app.models.ticket import Ticket
 from app.models.ticket_holder import TicketHolder
@@ -380,6 +382,15 @@ def tickets_sold(self):
     def revenue(self):
         return self.calc_revenue()
 
+    @property
+    def has_sessions(self):
+        return Session.query.filter_by(event_id=self.id).count() > 0
+
+    @property
+    def has_speakers(self):
+        return Speaker.query.filter_by(event_id=self.id).count() > 0
+
+
 
 @event.listens_for(Event, 'after_update')
 @event.listens_for(Event, 'after_insert')