def post_attach_queue_save(sender, **kwargs):
"""
Creates a weeksnapshot history &
attaches the Approver-Queue instance to a Weeksnapshot object
"""
is_draft = kwargs["is_draft"]
instance = kwargs["instance"]
# if not draft, then get next approver queue.
if not is_draft:
queue = Queue.objects.get_queue_for_model(sender)
# add the next user in sequence
approver_queue = next_approver_in_queue(instance, 0, queue)
# found one, so lets move to the next approver. create approver queue history
if approver_queue:
# create a history for approver_queue with the original user
# save record with 0 sequence in the history for the submitter
approver_queue_history = ApproverQueueHistory(
approver_queue=approver_queue,
from_user=instance.user,
from_status=ApproverQueue.submitted_status(),
from_sequence=0,
to_user=approver_queue.current_user,
to_status=approver_queue.current_status,
to_sequence=approver_queue.current_sequence,
)
approver_queue_history.save()
# TODO: post signal to send email to the next person in queue
else:
workflow.signals.post_final_status_event.send(
sender=type(instance), instance=instance, status=ApproverQueue.approved_status()
)
def queue_shift(request, bit, id):
"""Shifts the queue according to the bit operator"""
approver_queue = ApproverQueue.objects.get(id=id)
current_user, current_sequence, current_status = (
approver_queue.current_user,
approver_queue.current_sequence,
approver_queue.current_status,
)
if bit == "+":
approver_queue = next_approver_in_queue(
approver_queue.content_object, approver_queue.current_sequence, None, approver_queue
)
approver_queue_history = ApproverQueueHistory(
approver_queue=approver_queue,
from_user=current_user,
from_status=current_status,
from_sequence=current_sequence,
to_user=approver_queue.current_user,
to_status=approver_queue.current_status,
to_sequence=approver_queue.current_sequence,
)
approver_queue_history.save()
if approver_queue.current_status == ApproverQueue.approved_status():
workflow.signals.post_final_status_event.send(
sender=type(approver_queue.content_object),
instance=approver_queue.content_object,
status=ApproverQueue.approved_status(),
)
# TODO: post signal to send email to the next person in queue if not the last one
elif bit == "-":
# need to send it back to the original submitter
approver_queue_history_head = ApproverQueueHistory.objects.get_head(approver_queue)
# add a new approver-queue-history
# TODO: duplicate code, make it generic
approver_queue_history = ApproverQueueHistory(
approver_queue=approver_queue,
from_user=current_user,
from_status=current_status,
from_sequence=current_sequence,
to_user=approver_queue_history_head.from_user,
to_status=ApproverQueue.rejected_status(),
to_sequence=approver_queue_history_head.from_sequence,
)
approver_queue_history.save()
# update the current approver queue and set it to the original user
approver_queue.current_status = ApproverQueue.rejected_status()
approver_queue.current_user = approver_queue_history_head.from_user
approver_queue.current_sequence = approver_queue_history_head.from_sequence
approver_queue.save()
# update the weeksnapshot status
workflow.signals.post_final_status_event.send(
sender=type(approver_queue.content_object),
instance=approver_queue.content_object,
status=ApproverQueue.rejected_status(),
)
# TODO: post signal to send email to the submitter with the rejection
return "queue-r", {"items": ApproverQueue.objects.user_queue(request.user, ApproverQueue.in_queue_status())}