fhir 0.0.3

FHIR library of versions R4, STU3, DSTU2, and R5 (draft) for Dart & Flutter.

example/example.dart

import 'dart:convert';

import 'package:fhir/r4.dart';
import 'package:http/http.dart';

Future main() async {
  //server of interest
  var server = 'http://hapi.fhir.org/baseR4';

  //must include 'Content-type', can be 'application/json' or
  //'application/fhir+json'
  var headers = {'Content-type': 'application/json'};

  //any viable FHIR resource, Patient, Immunization, Observation, etc.
  var desiredResource = 'Patient';

  //normal GET request, POST, PUT, anything the FHIR server allows
  var response = await get('$server/$desiredResource', headers: headers);

  //create new bundle from returned search
  var searchSetBundle = Bundle.fromJson(json.decode(response.body));

  //Let's create a new patient
  var newPatient = Patient(
    resourceType: 'Patient',
    name: [
      HumanName(family: 'LastName', given: ['FirstName'])
    ],
    birthDate: Date('2020-01-01'),
    gender: PatientGender.female,
  );

  //and also add this patient to the returned bundle
  searchSetBundle.entry.add(BundleEntry(resource: newPatient));

  //now we can print out the bundle including our new patient
  print(searchSetBundle.toJson());
}