def save(self, commit=True):
instance = super().save(commit)
instance.content_type = instance.task.content_type
if instance.state == WorkflowTaskInstance.State.OPEN and instance.closed_at:
"""
В случае, если задача имеет статус "OPEN" и укзано время закрытия, то
меняем статус на "CLOSED" и создаем следующую по порядку задачу.
"""
instance.state = WorkflowTaskInstance.State.CLOSED
try:
templates = WorkflowTask.objects.filter(order__gt=instance.task.order, last_version__isnull=True)
task_template = templates.order_by('order')[0:1].get()
now = datetime.datetime.now()
if task_template.content_type == instance.content_type:
object_id = instance.object_id
else:
object_id = None
task = WorkflowTaskInstance(
task=task_template,
process=instance.process,
performer=get_task_performer(task_template, instance.process),
due_date=now + datetime.timedelta(
hours=task_template.due_time.hour,
minutes=task_template.due_time.minute,
seconds=task_template.due_time.second),
opened_at=now,
content_type=task_template.content_type,
object_id=object_id)
task.save()
except ObjectDoesNotExist:
pass
if instance.task.after_close_command:
try:
management.call_command(instance.task.after_close_command.command,
interactive=False)
except CommandError:
pass
instance.save()
return instance
def save_model(self, request, obj, form, change):
pk = obj.pk
super().save_model(request, obj, form, change)
if not pk:
"""
Создание и назначение первой задачи при запуске рабочего процесса
"""
try:
templates = WorkflowTask.objects.filter(process=obj.process, last_version__isnull=True)
task_template = templates.order_by('order')[0:1].get()
now = datetime.datetime.now()
task = WorkflowTaskInstance(
task=task_template,
process=obj,
performer=get_task_performer(task_template, obj),
due_date=now + datetime.timedelta(
hours=task_template.due_time.hour,
minutes=task_template.due_time.minute,
seconds=task_template.due_time.second),
opened_at=now,
content_type=task_template.content_type)
task.save()
except ObjectDoesNotExist:
pass