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""" Update event questions from its event type. Depends are set only on
event_type_id itself to emulate an onchange. Changing event type content
itself should not trigger this method.
When synchronizing questions:
* lines with no registered answers are removed;
* type lines are added;
"""
if self._origin.question_ids:
# lines to keep: those with already given answers
questions_tokeep_ids = self.env['event.registration.answer'].search(
[('question_id', 'in', self._origin.question_ids.ids)]
).question_id.ids
else:
questions_tokeep_ids = []
for event in self:
if not event.event_type_id and not event.question_ids:
event.question_ids = self._default_question_ids()
continue
if questions_tokeep_ids:
questions_toremove = event._origin.question_ids.filtered(
lambda question: question.id not in questions_tokeep_ids)
command = [(3, question.id) for question in questions_toremove]
else:
command = [(5, 0)]
event.question_ids = command
# copy questions so changes in the event don't affect the event type
event.question_ids += event.event_type_id.question_ids.copy({
'event_type_id': False,
})
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