def func(self, character, args, text):
direction = args.direction
title = args.title
if not title:
self.exit(message='Room titles cannot be blank.')
d = character.location.match_direction(direction)
if d is None:
self.exit(message=f'Invalid exit: {direction}')
direction = d.name
if Exit.query(name=direction,
location_id=character.location_id).count():
self.exit(message='There is already an exit in that direction.')
x, y, z = d.coordinates_from(character.location.coordinates)
r = Room.query(x=x, y=y, z=z).first()
if r is None:
r = Room(name=title,
x=x,
y=y,
z=z,
zone_id=character.location.zone_id)
s.add(r)
s.commit()
msg = f'Created room {r}.'
else:
msg = f'Linking to room {r}.'
character.notify(msg)
x = Exit(name=direction,
location_id=character.location_id,
target_id=r.id)
y = Exit(name=d.opposite.name,
location_id=r.id,
target_id=character.location.id)
s.add_all([x, y])
s.commit()
for thing in [x, y]:
character.notify(f'Created exit {thing} from {thing.location} to '
f'{thing.target}.')
