# This file is part of Indico.
# Copyright (C) 2002 - 2021 CERN
#
# Indico is free software; you can redistribute it and/or
# modify it under the terms of the MIT License; see the
# LICENSE file for more details.

from blinker import Namespace


_signals = Namespace()


booking_created = _signals.signal('booking-created', """
Executed after a booking has been successfully created. The *sender*
is the new `Reservation` object.
""")

booking_state_changed = _signals.signal('booking-state-changed', """
Executed after a booking has been cancelled/rejected/accepted. The *sender*
is the `Reservation` object.
""")

booking_modified = _signals.signal('booking-modified', """
Executed after a booking has been modified. The *sender* is the `Reservation` object and
a dictionary of changed values is passed in the `changes` kwarg.
""")

booking_deleted = _signals.signal('booking-deleted', """
Executed after a booking has been deleted. The *sender* is the `Reservation` object.
""")

booking_occurrence_state_changed = _signals.signal('booking-occurrence-state-changed', """
Executed after the state of a booking occurrence changed.
The *sender* is the `ReservationOccurrence` object.
""")
