def get_linked_patient(self, instance):
"""Get the linked client
"""
mrn = instance.getMedicalRecordNumberValue()
if not mrn:
return None
return patient_api.get_patient_by_mrn(mrn, include_inactive=True)
def set_mrn(self, value):
value = value.strip()
if self.mrn == value:
# noting changed
return
if patient_api.get_patient_by_mrn(value,
full_object=False,
include_inactive=True):
raise ValueError("A patient with that MRN already exists!")
self.mrn = value
def update_patient(instance):
if instance.isMedicalRecordTemporary():
return
mrn = instance.getMedicalRecordNumberValue()
# Allow empty value when patients are not required for samples
if mrn is None:
return
patient = patient_api.get_patient_by_mrn(mrn, include_inactive=True)
if patient is None:
logger.info("Creating new Patient with MRN #: {}".format(mrn))
patient = patient_api.create_empty_patient()
# XXX: Sync the values back from Sample -> Patient?
values = get_patient_fields(instance)
patient_api.update_patient(patient, **values)
def validate_mrn(data):
"""Checks if the patient MRN # is unique
"""
# https://community.plone.org/t/dexterity-unique-field-validation
context = getattr(data, "__context__", None)
if context is not None:
if context.mrn == data.mrn:
# nothing changed
return
patient = patient_api.get_patient_by_mrn(data.mrn,
full_object=False,
include_inactive=True)
if patient:
raise Invalid(_("Patient Medical Record # must be unique"))
def on_before_transition(instance, event):
"""Event handler when a sample was created
"""
# we only care when reactivating the patient
if event.new_state.getId() != "active":
return
mrn = instance.get_mrn()
patient = patient_api.get_patient_by_mrn(mrn, full_object=False)
if not patient:
return True
# set UID as new MRN #
uid = api.get_uid(instance)
instance.set_mrn(api.get_uid(instance))
# Add warning message
message = "Duplicate MRN # '{}' was changed to '{}'".format(mrn, uid)
instance.plone_utils.addPortalMessage(message, "warning")