Validate mother in same case as child

cg/services/order_validation_service/models/errors.py

@@ -95,6 +95,11 @@ class InvalidMotherSexError(CaseSampleError):
     message: str = "Mother must be female"
 
 
+class MotherNotInCaseError(CaseSampleError):
+    field: str = "mother"
+    message: str = "Mother must be in the same case"
+
+
 class InvalidGenePanelsError(CaseError):
     def __init__(self, case_name: str, panels: list[str]):
         message = "Invalid panels: " + ",".join(panels)

cg/services/order_validation_service/workflows/tomte/validation/inter_field/rules.py

@@ -2,6 +2,7 @@
     FatherNotInCaseError,
     InvalidFatherSexError,
     InvalidMotherSexError,
+    MotherNotInCaseError,
     OccupiedWellError,
     RepeatedCaseNameError,
     RepeatedSampleNameError,
@@ -13,6 +14,7 @@
     _get_plate_samples,
     get_father_case_errors,
     get_father_sex_errors,
+    get_mother_case_errors,
     get_mother_sex_errors,
     get_repeated_case_name_errors,
     get_repeated_sample_name_errors,
@@ -59,3 +61,11 @@ def validate_mothers_are_female(order: TomteOrder) -> list[InvalidMotherSexError
         case_errors = get_mother_sex_errors(case)
         errors.extend(case_errors)
     return errors
+
+
+def validate_mothers_in_same_case_as_children(order: TomteOrder) -> list[MotherNotInCaseError]:
+    errors = []
+    for case in order.cases:
+        case_errors = get_mother_case_errors(case)
+        errors.extend(case_errors)
+    return errors

cg/services/order_validation_service/workflows/tomte/validation/inter_field/utils.py

@@ -5,6 +5,7 @@
     FatherNotInCaseError,
     InvalidFatherSexError,
     InvalidMotherSexError,
+    MotherNotInCaseError,
     OccupiedWellError,
     RepeatedCaseNameError,
     RepeatedSampleNameError,
@@ -120,10 +121,25 @@ def get_mother_sex_errors(case: TomteCase) -> list[InvalidMotherSexError]:
     return errors
 
 
+def get_mother_case_errors(case: TomteCase) -> list[MotherNotInCaseError]:
+    errors = []
+    children: list[TomteSample] = case.get_samples_with_mother()
+    for child in children:
+        mother: TomteSample | None = case.get_sample(child.mother)
+        if not mother:
+            error = create_mother_case_error(case=case, sample=child)
+            errors.append(error)
+    return errors
+
+
 def create_father_case_error(case: TomteCase, sample: TomteSample) -> FatherNotInCaseError:
     return FatherNotInCaseError(case_name=case.name, sample_name=sample.name)
 
 
+def create_mother_case_error(case: TomteCase, sample: TomteSample) -> MotherNotInCaseError:
+    return MotherNotInCaseError(case_name=case.name, sample_name=sample.name)
+
+
 def is_mother_sex_invalid(child: TomteSample, case: TomteCase) -> bool:
     mother: TomteSample | None = case.get_sample(child.mother)
     return mother and mother.sex != Sex.FEMALE

cg/services/order_validation_service/workflows/tomte/validation_rules.py

@@ -17,6 +17,7 @@
     validate_fathers_are_male,
     validate_fathers_in_same_case_as_children,
     validate_mothers_are_female,
+    validate_mothers_in_same_case_as_children,
     validate_sample_names_not_repeated,
     validate_wells_contain_at_most_one_sample,
 )
@@ -42,6 +43,7 @@
     validate_fathers_are_male,
     validate_fathers_in_same_case_as_children,
     validate_mothers_are_female,
+    validate_mothers_in_same_case_as_children,
     validate_sample_names_not_repeated,
     validate_wells_contain_at_most_one_sample,
 ]