feat: record VIA test

pkg/clinical/application/common/defaults.go

@@ -127,8 +127,21 @@ const (
 
 	// LOINCPLANOFCARE defines LOINC Plan of care note terminology code
 	LOINCPLANOFCARE = "18776-5"
+
 	// ColposcopyCIELTerminologyCode is the terminology code for colposcopy findings
 	ColposcopyCIELTerminologyCode = "162816"
+
+	// VIACIELCode is the terminology code for a VIA test
+	VIACIELCode = "164805"
+
+	// VIAPositiveCIELCode is the terminology code for a positive VIA test
+	VIAResultPositiveCIELCode = "703"
+
+	// VIANegativeCIELCode is the terminology code for a negative VIA test
+	VIAResultNegativeCIELCode = "664"
+
+	// VIASuspiciousOfCancerCIELCode is the terminology code for a suspicious cancer VIA test
+	VIAResultSuspiciousOfCancerCIELCode = "159008"
 )
 
 // DefaultIdentifier assigns a patient a code to function as their

pkg/clinical/application/dto/enums.go

@@ -310,3 +310,48 @@ const (
 	QuantityComparatorEnumGreaterThanOrEqualTo QuantityComparatorEnum = "greater_than_or_equal_to"
 	QuantityComparatorEnumGreaterThan          QuantityComparatorEnum = "greater_than"
 )
+
+// VIAOutcomeEnum a type enum that represents the results of a VIA test
+// VIA (Visual Inspection with Acetic Acid)
+type VIAOutcomeEnum string
+
+const (
+	VIAOutcomeNegative               = "negative"
+	VIAOutcomePositive               = "positive"
+	VIAOutcomePositiveInvasiveCancer = "suspicious_for_cancer"
+)
+
+// IsValid checks validity of a VIAOutcomeEnum enum
+func (c VIAOutcomeEnum) IsValid() bool {
+	switch c {
+	case VIAOutcomeNegative, VIAOutcomePositive, VIAOutcomePositiveInvasiveCancer:
+		return true
+	}
+
+	return false
+}
+
+// String converts VIA to string
+func (c VIAOutcomeEnum) String() string {
+	return string(c)
+}
+
+// MarshalGQL writes the VIA as a quoted string
+func (c VIAOutcomeEnum) MarshalGQL(w io.Writer) {
+	fmt.Fprint(w, strconv.Quote(c.String()))
+}
+
+// UnmarshalGQL reads a json and converts it to a VIA enum
+func (c *VIAOutcomeEnum) UnmarshalGQL(v interface{}) error {
+	str, ok := v.(string)
+	if !ok {
+		return fmt.Errorf("enums must be a string")
+	}
+
+	*c = VIAOutcomeEnum(str)
+	if !c.IsValid() {
+		return fmt.Errorf("%s is not a valid VIAOutcomeEnum Enum", str)
+	}
+
+	return nil
+}

pkg/clinical/application/dto/observation_output.go

@@ -2,13 +2,14 @@ package dto
 
 // Observation is a minimal representation of a fhir Observation
 type Observation struct {
-	ID           string            `json:"id,omitempty"`
-	Name         string            `json:"name,omitempty"`
-	Value        string            `json:"value,omitempty"`
-	Status       ObservationStatus `json:"status,omitempty"`
-	PatientID    string            `json:"patientID,omitempty"`
-	EncounterID  string            `json:"encounterID,omitempty"`
-	TimeRecorded string            `json:"timeRecorded,omitempty"`
+	ID             string            `json:"id,omitempty"`
+	Name           string            `json:"name,omitempty"`
+	Value          string            `json:"value,omitempty"`
+	Status         ObservationStatus `json:"status,omitempty"`
+	PatientID      string            `json:"patientID,omitempty"`
+	EncounterID    string            `json:"encounterID,omitempty"`
+	TimeRecorded   string            `json:"timeRecorded,omitempty"`
+	Interpretation []string          `json:"interpretation,omitempty"`
 }
 
 // ObservationEdge is an observation edge

pkg/clinical/presentation/graph/clinical.graphql

@@ -162,6 +162,8 @@ extend type Mutation {
   recordLastMenstrualPeriod(input: ObservationInput!): Observation!
   recordDiastolicBloodPressure(input: ObservationInput!): Observation!
   recordColposcopy(input: ObservationInput!): Observation!
+  # Visual Inspection with Acetic Acid
+  recordVIA(input: ObservationInput!): Observation!
 
   # Patient
   createPatient(input: PatientInput!): Patient!