def join_event():
global current_event
global current_user
event_id = event_id_input.get()
current_event = EventController.retrieve_event(event_id)
if current_event == Errors.MISSING.name:
add_output('Event not found. \n')
current_event = None
return
elif current_event == Errors.FAILURE.name:
add_output('Failed to join event. \n')
current_event = None
return
if not current_user:
add_output('You have to login first to join events. \n')
current_event = None
return
result = EventController.join_event(current_user, current_event)
if result == Errors.DUPLICATE.name:
add_output('You have already joined the event. \n')
elif result == Errors.FAILURE.name:
return_failure()
current_event = None
return
else:
add_output('You have joined event #' + current_event.eid +
'. User ID: ' + current_user.uid + '. \n')
EventController.print_event(current_event)
return
def attend_event(data):
result = EventController.join_event(data)
return result