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""" Compute whether people may take registrations for this event
* for cancelled events, registrations are not open;
* event.date_end -> if event is done, registrations are not open anymore;
* event.start_sale_datetime -> lowest start date of tickets (if any; start_sale_datetime
is False if no ticket are defined, see _compute_start_sale_date);
* any ticket is available for sale (seats available) if any;
* seats are unlimited or seats are available;
"""
for event in self:
event = event._set_tz_context()
current_datetime = fields.Datetime.context_timestamp(event, fields.Datetime.now())
date_end_tz = event.date_end.astimezone(ZoneInfo(event.date_tz or 'UTC')) if event.date_end else False
event.event_registrations_open = event.kanban_state != 'cancel' and \
event.event_registrations_started and \
(date_end_tz >= current_datetime if date_end_tz else True) and \
(not event.seats_limited or not event.seats_max or event.seats_available) and \
(
# Not multi slots: open if no tickets or at least a sale available ticket
(not event.is_multi_slots and
(not event.event_ticket_ids or any(ticket.sale_available for ticket in event.event_ticket_ids)))
or
# Multi slots: open if at least a slot and no tickets or at least an ongoing ticket with availability
(event.is_multi_slots and event.event_slot_count and (
not event.event_ticket_ids or any(
ticket.is_launched and not ticket.is_expired and (
any(availability is None or availability > 0
for availability in event._get_seats_availability([
(slot, ticket)
for slot in event.event_slot_ids
])
)
) for ticket in event.event_ticket_ids
)
))
)
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