def prepare_value(value):
"""
Returns a list of unique values, or the value if there is only
one.
"""
if isinstance(value, list):
if value and isinstance(value[0], list):
set_ = {item for list_ in value for item in list_}
return simplify_list(list(set_))
return simplify_list(list(set(value)))
return value
def find_match(self, candidates: Iterable[dict]):
matches = self.find_matches(candidates, keep_dups=False)
match = simplify_list(matches)
if isinstance(match, list):
raise DuplicateWarning('Duplicate matches found for resource '
f'{self.resource}')
return match
def import_related(
requests: Requests,
resource_type: FHIRImportResourceType,
resource: dict,
case_id: str,
child_cases: List[ParentInfo],
):
for rel in resource_type.jsonpaths_to_related_resource_types.all():
jsonpath = jsonpath_parse(rel.jsonpath)
reference = simplify_list([x.value for x in jsonpath.find(resource)])
validate_parent_ref(reference, rel.related_resource_type)
related_resource = get_resource(requests, reference)
if rel.related_resource_is_parent:
parent_info = ParentInfo(
child_case_id=case_id,
parent_ref=reference,
parent_resource_type=rel.related_resource_type,
)
child_cases.append(parent_info)
import_resource(
requests,
rel.related_resource_type,
related_resource,
child_cases,
)
def get_value(self, resource: dict) -> Union[None, str, List[str]]:
value = simplify_list([x.value for x in self.jsonpath.find(resource)])
return None if value is None else self.prepare_value(value)
def is_match(self, resource: dict, candidate: dict) -> Optional[bool]:
a = simplify_list([x.value for x in self.jsonpath.find(resource)])
b = simplify_list([x.value for x in self.jsonpath.find(candidate)])
if a is None or b is None:
return None
return self.compare(a, b)