NSAmit

struct Person:Codable {
    let display: String?
    let reference: String
}

struct CodeableConcept:Codable {
    let text:String
    let coding:[[String:String]]
}

NSAmit

// MARK: VitalSign

struct VitalSign:Codable {
    let id: String
    let resourceType:String
    let category:CodeableConcept
    let code:CodeableConcept
    let status:String
    let encounter:[String: String]

NSAmit

// MARK: Procedure

struct Procedure:Codable {
    let id: String
    let resourceType:String
    let code:CodeableConcept
    let status:String
    let encounter:[String: String]
    let performedDateTime:String

NSAmit

// MARK: Medication
struct DosageInstruction: Codable {
    let text:String?
    let timing:[String:[String:String?]?]?
}

struct Medication:Codable {
    let dateWritten:String
    let status: String

NSAmit

// MARK: LabResult

struct ReferenceRange:Codable {
    let low:ValueQuantity
    let high:ValueQuantity
    let text:String
}

struct ValueQuantity:Codable {

NSAmit

// MARK: Immunization

struct Immunization:Codable {
    let id: String
    let resourceType:String
    let vaccineCode:CodeableConcept
    let encounter:[String: String]
    let requester:[String: String]
    let date: String

NSAmit

// MARK: Condition

struct Condition:Codable {
    let id: String
    let resourceType:String
    let asserter:Person
    let category:[String: [[String: String]]]
    let clinicalStatus: String
    let code: CodeableConcept

NSAmit

// MARK: Allergy
struct Reaction:Codable {
    let onset:String?
    let manifestation:[[String: String]]
    let severity:String
}

struct Allergy: Codable {
    let id: String

NSAmit

func getRecordForType(type: HKClinicalTypeIdentifier, recordReadCompletionHandler:@escaping ([HKClinicalRecord]?) -> Void) {
    
    guard let healthRecordType = HKObjectType.clinicalType(forIdentifier: type) else {
        fatalError("*** Unable to create the record type ***")
    }
    
    let healthRecordQuery = HKSampleQuery(sampleType: healthRecordType, predicate: nil, limit: HKObjectQueryNoLimit, sortDescriptors: nil) { (query, samples, error) in
        
        guard let actualSamples = samples else {

NSAmit

func getRecordUsingPredicateForAllergyType(recordReadCompletionHandler:@escaping ([HKClinicalRecord]?) -> Void) {
    
    guard let healthRecordAllergyType = HKObjectType.clinicalType(forIdentifier: .allergyRecord) else {
        fatalError("*** Unable to create the Allergy type ***")
    }
    
    let healthRecordPredicate = HKQuery.predicateForClinicalRecords(withFHIRResourceType: .allergyIntolerance)