def get_or_open(cls, org, user, message, summary, assignee):
from casepro.profiles.models import Notification
r = get_redis_connection()
with r.lock(CASE_LOCK_KEY % (org.pk, message.contact.uuid)):
message.refresh_from_db()
# if message is already associated with a case, return that
if message.case:
message.case.is_new = False
return message.case
# suspend from groups, expire flows and archive messages
message.contact.prepare_for_case()
case = cls.objects.create(org=org, assignee=assignee, initial_message=message, contact=message.contact,
summary=summary)
case.is_new = True
case.labels.add(*list(message.labels.all())) # copy labels from message to new case
case.watchers.add(user)
# attach message to this case
message.case = case
message.save(update_fields=('case',))
action = CaseAction.create(case, user, CaseAction.OPEN, assignee=assignee)
for assignee_user in assignee.get_users():
if assignee_user != user:
Notification.new_case_assignment(org, assignee_user, action)
return case
def reassign(self, user, partner, note=None):
from casepro.profiles.models import Notification
self.assignee = partner
self.save(update_fields=('assignee',))
action = CaseAction.create(self, user, CaseAction.REASSIGN, assignee=partner, note=note)
self.notify_watchers(action=action)
# also notify users in the assigned partner that this case has been assigned to them
for user in partner.get_users():
Notification.new_case_assignment(self.org, user, action)
def reassign(self, user, partner, note=None, user_assignee=None):
from casepro.profiles.models import Notification
self.assignee = partner
self.user_assignee = user_assignee
self.save(update_fields=("assignee", "user_assignee"))
action = CaseAction.create(
self, user, CaseAction.REASSIGN, assignee=partner, note=note, user_assignee=user_assignee
)
self.notify_watchers(action=action)
# also notify users in the assigned partner that this case has been assigned to them
for user in partner.get_users():
Notification.new_case_assignment(self.org, user, action)
def get_or_open(cls, org, user, message, summary, assignee, user_assignee=None, contact=None):
"""
Get an existing case, or open a new case if one doesn't exist. If message=None, then contact is required, and
any open case for that contact will be returned. If no open cases exist for the contact, a new case will be
created.
"""
if not message and not contact:
raise ValueError("Opening a case requires a message or contact")
from casepro.profiles.models import Notification
r = get_redis_connection()
contact = message.contact if message else contact
with r.lock(CASE_LOCK_KEY % (org.pk, contact.uuid)):
if message:
message.refresh_from_db()
case = message.case
else:
message = None
case = contact.cases.filter(closed_on=None).first()
# if there is already an associated case, return that
if case:
case.is_new = False
return case
# suspend from groups, expire flows and archive messages
contact.prepare_for_case()
case = cls.objects.create(org=org, assignee=assignee, initial_message=message, contact=contact,
summary=summary, user_assignee=user_assignee)
if message:
case.labels.add(*list(message.labels.all())) # copy labels from message to new case
# attach message to this case
message.case = case
message.save(update_fields=('case',))
case.is_new = True
case.watchers.add(user)
action = CaseAction.create(case, user, CaseAction.OPEN, assignee=assignee, user_assignee=user_assignee)
for assignee_user in assignee.get_users():
if assignee_user != user:
Notification.new_case_assignment(org, assignee_user, action)
return case
class Case(models.Model):
"""
A case between a partner organization and a contact
"""
org = models.ForeignKey(Org, verbose_name=_("Organization"), related_name="cases", on_delete=models.PROTECT)
labels = models.ManyToManyField(Label, help_text=_("Labels assigned to this case"))
assignee = models.ForeignKey(Partner, related_name="cases", on_delete=models.PROTECT)
user_assignee = models.ForeignKey(
User,
null=True,
on_delete=models.SET_NULL,
related_name="cases",
help_text="The (optional) user that this case is assigned to",
)
contact = models.ForeignKey(Contact, related_name="cases", on_delete=models.PROTECT)
initial_message = models.OneToOneField(Message, null=True, related_name="initial_case", on_delete=models.PROTECT)
summary = models.CharField(verbose_name=_("Summary"), max_length=255)
opened_on = models.DateTimeField(auto_now_add=True, help_text="When this case was opened")
closed_on = models.DateTimeField(null=True, help_text="When this case was closed")
watchers = models.ManyToManyField(
User, related_name="watched_cases", help_text="Users to be notified of case activity"
)
@classmethod
def get_all(cls, org, user=None, label=None):
queryset = cls.objects.filter(org=org)
if user:
# if user is not an org admin, we should only return cases with partner labels or assignment
user_partner = user.get_partner(org)
if user_partner and user_partner.is_restricted:
queryset = queryset.filter(Q(labels__in=list(user_partner.get_labels())) | Q(assignee=user_partner))
if label:
queryset = queryset.filter(labels=label)
return queryset.distinct()
@classmethod
def get_open(cls, org, user=None, label=None):
return cls.get_all(org, user, label).filter(closed_on=None)
@classmethod
def get_closed(cls, org, user=None, label=None):
return cls.get_all(org, user, label).exclude(closed_on=None)
@classmethod
def get_for_contact(cls, org, contact):
return cls.get_all(org).filter(contact=contact)
@classmethod
def get_open_for_contact_on(cls, org, contact, dt):
qs = cls.get_for_contact(org, contact)
return qs.filter(opened_on__lt=dt).filter(Q(closed_on=None) | Q(closed_on__gt=dt)).first()
@classmethod
def search(cls, org, user, search):
"""
Search for cases
"""
folder = search.get("folder")
assignee_id = search.get("assignee")
after = search.get("after")
before = search.get("before")
if folder == CaseFolder.open:
queryset = Case.get_open(org, user)
elif folder == CaseFolder.closed:
queryset = Case.get_closed(org, user)
else: # pragma: no cover
raise ValueError("Invalid folder for cases")
if assignee_id:
queryset = queryset.filter(assignee__pk=assignee_id)
if after:
queryset = queryset.filter(opened_on__gte=after)
if before:
queryset = queryset.filter(opened_on__lte=before)
queryset = queryset.select_related("contact", "assignee", "user_assignee")
queryset = queryset.prefetch_related(Prefetch("labels", Label.objects.filter(is_active=True)))
return queryset.order_by("-opened_on")
@classmethod
def get_or_open(cls, org, user, message, summary, assignee, user_assignee=None, contact=None):
"""
Get an existing case, or open a new case if one doesn't exist. If message=None, then contact is required, and
any open case for that contact will be returned. If no open cases exist for the contact, a new case will be
created.
"""
if not message and not contact:
raise ValueError("Opening a case requires a message or contact")
from casepro.profiles.models import Notification
r = get_redis_connection()
contact = message.contact if message else contact
with r.lock(CASE_LOCK_KEY % (org.pk, contact.uuid)):
if message:
message.refresh_from_db()
case = message.case
else:
message = None
case = contact.cases.filter(closed_on=None).first()
# if there is already an associated case, return that
if case:
case.is_new = False
return case
# suspend from groups, expire flows and archive messages
contact.prepare_for_case()
case = cls.objects.create(
org=org,
assignee=assignee,
initial_message=message,
contact=contact,
summary=summary,
user_assignee=user_assignee,
)
if message:
case.labels.add(*list(message.labels.all())) # copy labels from message to new case
# attach message and subsequent messages to this case
contact.incoming_messages.filter(case=None, created_on__gte=message.created_on).update(case=case)
case.is_new = True
case.watchers.add(user)
action = CaseAction.create(case, user, CaseAction.OPEN, assignee=assignee, user_assignee=user_assignee)
for assignee_user in assignee.get_users():
if assignee_user != user:
Notification.new_case_assignment(org, assignee_user, action)