def update_total_progress(task: models.Task):
"""
Update total progress of given task and all of its parents
# TODO in the future this should be run effectively by some backend job regularly #138
:param task:
:return:
"""
from moonsheep.tasks import AbstractTask
while True:
# Update total progress of given task
# total_progress = ( average(subtasks progress) * average_number_of_subtasks(configured in task) + own_progress)
# / (average_number_of_subtasks(configured in task) + 1)
if task.own_progress < 100:
# it has not subtasks yet, guess its number
average_number_of_subtasks = AbstractTask.create_task_instance(task).average_subtasks_count()
task.total_progress = task.own_progress / (average_number_of_subtasks + 1)
else:
# own_progress == 100, so there might be subtasks
subtasks = Task.objects.filter(parent=task) \
.aggregate(average_progress=Avg('total_progress'), count=Count('id'))
task.total_progress = Decimal(
subtasks['average_progress'] * subtasks['count'] + 100) / (
subtasks['count'] + 1)
task.save()
# Update total progress of all of its parents
if task.parent_id:
task = task.parent
else:
break
# now it must be a doc-descendant task, so compute progress of a document
# Progress of a document is an average total progress of all of tasks created on such document.
doc_progress = Task.objects.filter(doc_id=task.doc_id, parent=None) \
.aggregate(Avg('total_progress'))['total_progress__avg']
Document = MOONSHEEP['DOCUMENT_MODEL']
Document.objects.filter(id=task.doc_id).update(progress=doc_progress)
def test_create_task_instance(self):
task = AbstractTask.create_task_instance(
'moonsheep.tasks.AbstractTask', info={'url': 'https://bla.pl'})
self.assertIsInstance(task, AbstractTask)
