faiadashu 0.5.4-dev.1 faiadashu: ^0.5.4-dev.1 copied to clipboard
Faiadashu FHIRDash - Build beautiful healthcare apps fast — use the Flutter™ SDK and follow the HL7® FHIR® standard.
import 'dart:developer' as developer;
import 'dart:io';
import 'package:faiadashu/faiadashu.dart';
import 'package:faiadashu/logging/logging.dart' as fdashlog;
import 'package:faiadashu_example/questionnaire_launch_tile.dart';
import 'package:faiadashu_online/restful/restful.dart';
import 'package:fhir/r4.dart';
import 'package:fhir_auth/r4/scopes/clinical_scope.dart';
import 'package:fhir_auth/r4/scopes/scopes.dart';
import 'package:fhir_auth/r4/smart_client/smart_client.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:logging/logging.dart' as dartlog;
import 'package:pedantic/pedantic.dart';
import 'about_page.dart';
import 'disclaimer_page.dart';
import 'observation_page.dart';
import 'primitive_page.dart';
void main() {
if (kDebugMode || kIsWeb) {
dartlog.Logger.root.level = dartlog.Level.ALL;
dartlog.Logger.root.onRecord.listen((dartlog.LogRecord rec) {
developer.log(
rec.message,
time: rec.time,
sequenceNumber: rec.sequenceNumber,
level: rec.level.value,
name: rec.loggerName,
zone: rec.zone,
error: rec.error,
stackTrace: rec.stackTrace,
);
});
} else {
dartlog.Logger.root.level = dartlog.Level.WARNING;
dartlog.Logger.root.onRecord.listen((dartlog.LogRecord rec) {
stdout.writeln('${rec.level.name}: ${rec.message}');
});
}
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
theme: ThemeData.light(),
darkTheme: ThemeData.dark(),
title: 'Faiadashu™ FHIRDash Gallery',
localizationsDelegates: const [
FDashLocalizations.delegate,
GlobalMaterialLocalizations.delegate,
GlobalWidgetsLocalizations.delegate,
],
supportedLocales: FDashLocalizations.supportedLocales,
home: const HomePage(),
);
}
}
class HomePage extends StatefulWidget {
const HomePage({Key? key}) : super(key: key);
@override
_HomePageState createState() => _HomePageState();
}
class _HomePageState extends State<HomePage> {
static final _logger = fdashlog.Logger(_HomePageState);
final ScrollController _listScrollController = ScrollController();
final Map<String, QuestionnaireResponse?> _savedResponses = {};
// Quick-and-dirty in-memory storage for QuestionnaireResponses
// Not suitable for production use.
void _saveResponse(String id, QuestionnaireResponse? response) {
if (response == null) {
return;
}
_savedResponses[id] = response;
}
// Quick-and-dirty in-memory storage for QuestionnaireResponses
// Not suitable for production use.
QuestionnaireResponse? _restoreResponse(String id) {
if (_savedResponses.containsKey(id)) {
return _savedResponses[id];
} else {
return null;
}
}
// Quick-and-dirty upload of QuestionnaireResponse to server
// Not suitable for production use (no error-handling)
Future<void> _uploadResponse(
String id, QuestionnaireResponse? response) async {
if (response == null) {
return;
}
// Upload will also save locally.
_savedResponses[id] = response;
await uploadQuestionnaireResponse(smartClient, response);
}
// Build up a registry of ValueSets and CodeSystems which are being referenced
// in the questionnaires.
//
// It is typically *NOT* possible to resolve value sets through their URI, as
// these do not point to real web-servers.
//
// This mechanism allows to add them from other sources.
final valueSetProvider = AssetResourceProvider.fromMap(<String, String>{
'http://hl7.org/fhir/ValueSet/administrative-gender':
'assets/valuesets/fhir_valueset_administrative_gender.json',
'http://hl7.org/fhir/administrative-gender':
'assets/codesystems/fhir_codesystem_administrative_gender.json',
'http://hl7.org/fhir/ValueSet/ucum-bodyweight':
'assets/valuesets/ucum_bodyweight.json',
'http://hl7.org/fhir/ValueSet/iso3166-1-2':
'assets/valuesets/fhir_valueset_iso3166_1_2.json',
'http://openhie.github.io/covid-19/ValueSet/WhoCrValueSetYesNoUnk':
'assets/valuesets/who_cr_valueset_yes_no_unknown.json',
'http://openhie.github.io/covid-19/ValueSet/WhoCrValueSetSexAtBirth':
'assets/valuesets/who_cr_valueset_sex_at_birth.json',
'http://openhie.github.io/covid-19/ValueSet/WhoCrValueSetAgeUnits':
'assets/valuesets/who_cr_valueset_age_units.json',
'http://loinc.org/vs/LL715-4': 'assets/valuesets/loinc_ll715_4.json',
'http://openhie.github.io/covid-19/ValueSet/WhoCrValueSetPregnancyTrimester':
'assets/valuesets/who_cr_valueset_pregnancy_trimester.json',
'http://openhie.github.io/covid-19/ValueSet/WhoCrValueSetAdmin1':
'assets/valuesets/who_cr_valueset_admin_1.json',
'http://openhie.github.io/covid-19/ValueSet/WhoCrValueSetPatientOutcome':
'assets/valuesets/who_cr_valueset_patient_outcome.json',
'http://openhie.github.io/covid-19/CodeSystem/WhoCrCodeSystemPatientOutcome':
'assets/codesystems/who_cr_codesystem_patient_outcome.json',
'http://openhie.github.io/covid-19/CodeSystem/WhoCrCodeSystemPregnancyTrimester':
'assets/codesystems/who_cr_codesystem_pregnancy_trimester.json',
'http://openhie.github.io/covid-19/CodeSystem/WhoCrCodeSystemQuestionnaireChoice':
'assets/codesystems/who_cr_codesystem_questionnaire_choice.json',
'http://openhie.github.io/covid-19/CodeSystem/WhoCrCodeSystemReasonForTesting':
'assets/codesystems/who_cr_codesystem_reason_for_testing.json',
'http://openhie.github.io/covid-19/CodeSystem/WhoCrCodeSystemComorbidity':
'assets/codesystems/who_cr_codesystem_comorbidity.json',
});
late final FhirResourceProvider resourceBundleProvider;
late final SmartClient smartClient;
@override
void initState() {
super.initState();
resourceBundleProvider = RegistryFhirResourceProvider([
InMemoryResourceProvider.inMemory(
subjectResourceUri,
// Patient ID matches a patient on Logica Sandbox server.
Patient(
id: Id('14603'),
name: [
HumanName(given: ['Emma'], family: 'Lee')
],
),
),
AssetImageAttachmentProvider(
'http://example.org/images', 'assets/images'),
valueSetProvider
]);
// Setup a client for access to a Logica sandbox.
smartClient = SmartClient(
fhirUrl: FhirUri('https://api.logicahealth.org/faiadashu/data'),
clientId: '9f03822a-e4ca-4ea6-aaa3-107661bd86a4',
redirectUri: FhirUri('com.example.example://callback'),
scopes: Scopes(
clinicalScopes: [
ClinicalScope(
Role.patient,
R4ResourceType.Patient,
Interaction.any,
),
ClinicalScope(
Role.patient,
R4ResourceType.QuestionnaireResponse,
Interaction.any,
),
],
openid: true,
offlineAccess: true,
),
);
}
@override
void dispose() {
try {
unawaited(smartClient.logout());
} catch (e) {
_logger.warn('Could not log out', error: e);
}
super.dispose();
}
/// Schedules repaint after login / logout.
void _onLoginChanged() {
_logger.debug('_onLoginChanged: ${smartClient.isLoggedIn}');
setState(() {
// Rebuild
});
}
@override
Widget build(BuildContext context) {
final uploadResponseFunction =
smartClient.isLoggedIn ? _uploadResponse : null;
return Scaffold(
appBar: AppBar(
title: Builder(
builder: (BuildContext context) => RichText(
text: TextSpan(
text: 'Faiadashu™ FHIRDash —\n',
style: DefaultTextStyle.of(context).style,
children: const <TextSpan>[
TextSpan(
text: 'Widgets for Digital Health',
style: TextStyle(fontSize: 12),
),
],
),
),
),
actions: [
SmartLoginButton(smartClient, onLoginChanged: _onLoginChanged)
],
),
body: SafeArea(
child: Scrollbar(
isAlwaysShown: true,
controller: _listScrollController,
child: ListView(
controller: _listScrollController,
children: [
ListTile(
title: const Text('About Faiadashu™ FHIRDash'),
subtitle: const Text(
'[(ファイアダッシュ)]',
style: TextStyle(fontStyle: FontStyle.italic),
),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => const AboutPage()));
},
),
ListTile(
title: const Text('Disclaimers'),
subtitle: const Text('Legalese'),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => const DisclaimerPage()));
},
),
ListTile(
title: const Text('Primitive Types'),
subtitle: const Text(
'Formatted, internationalized text output of FHIR primitive types.'),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => const PrimitivePage(),
),
);
},
),
ListTile(
title: const Text('Observation'),
subtitle: const Text(
'Formatted, internationalized text output of observations.',
),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => ObservationPage(),
),
);
},
),
QuestionnaireLaunchTile(
title: 'SDC Demo Scroller',
subtitle: 'A gallery of SDC feature support.',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/sdc_demo.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
title: 'FHIR Hot Beverage IG',
subtitle: 'WIP Beverage Questionnaire',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/beverage_ig.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
title: 'SDC Profile Example Render',
subtitle:
'The reference questionnaire for SDC render features.',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/sdc-example-render.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
title: 'Argonaut Questionnaire Sampler',
subtitle:
'Reference sample from the Argonaut Questionnaire Implementation Guide.',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/argonaut_sampler.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
locale: const Locale('de', 'DE'),
title: 'Der Argonaut-Fragebogen',
subtitle: 'Ein deutsches Beispiel für einen Fragebogen.',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/argonaut_sampler.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
locale: const Locale('ar', 'BH'),
title: 'استبيان "أرجونوت"',
subtitle: 'مثال على استبيان عربي.',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/argonaut_sampler.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
locale: const Locale('ja', 'JP'),
title: 'アルゴノート」のアンケートです。',
subtitle: '日本でのアンケートの例です。',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/argonaut_sampler.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
title: 'PHQ9 Questionnaire Scroller',
subtitle: 'Simple choice-based survey with a total score.',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/phq9_instrument.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
ListTile(
title: const Text('PHQ9 Questionnaire Stepper'),
subtitle: const Text(
'Simple choice-based survey with a total score.',
),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => QuestionnaireStepperPage(
fhirResourceProvider: AssetResourceProvider.singleton(
questionnaireResourceUri,
'assets/instruments/phq9_instrument.json',
),
),
),
);
},
),
ListTile(
title: const Text('Cherry blossom Filler'),
subtitle: const Text(
'Illustrates embedding of questionnaire (no Scaffold)',
),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => QuestionnaireScroller(
scaffoldBuilder: const _CherryBlossomScaffoldBuilder(),
fhirResourceProvider: RegistryFhirResourceProvider([
resourceBundleProvider,
AssetResourceProvider.singleton(
questionnaireResourceUri,
'assets/instruments/sdc_demo.json',
)
]),
questionnaireTheme: const QuestionnaireTheme(
canSkipQuestions: true,
showNullAnswerOption: false,
showQuestionNumbers: true,
),
),
),
);
},
),
QuestionnaireLaunchTile(
title: 'HF Questionnaire Scroller',
subtitle: 'A heart failure survey with a total score.',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/hf_instrument.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
title: 'PRAPARE Questionnaire Scroller',
subtitle: 'Real-world, mixed-type survey from the US',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/prapare_instrument.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
title: 'Bluebook Questionnaire Scroller',
subtitle: 'Real-world, mixed-type survey from Australia',
// Provide a hard-coded response for initial population
fhirResourceProvider: RegistryFhirResourceProvider([
AssetResourceProvider.singleton(
questionnaireResponseResourceUri,
'assets/responses/bluebook_response.json',
),
resourceBundleProvider
]),
questionnairePath: 'assets/instruments/bluebook.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
QuestionnaireLaunchTile(
title: 'WHO COVID19 Surveillance',
subtitle:
'Real-world example with very long ValueSets and enableWhen',
fhirResourceProvider: resourceBundleProvider,
questionnairePath: 'assets/instruments/who_covid19.json',
saveResponseFunction: _saveResponse,
restoreResponseFunction: _restoreResponse,
uploadResponseFunction: uploadResponseFunction,
),
],
),
),
),
);
}
}
// Demonstrate the creation of a scrolling questionnaire with no Scaffold.
class _CherryBlossomScaffoldBuilder extends QuestionnairePageScaffoldBuilder {
const _CherryBlossomScaffoldBuilder();
@override
Widget build(
BuildContext context, {
required void Function(void Function() p1) setStateCallback,
required Widget child,
}) {
return Theme(
data: ThemeData.light(), // Make it always light
// We have to take care of SafeArea ourselves
child: SafeArea(
// This surround Card provides the Material parent that is required by
// the QuestionnaireFiller. Other potential Material parents would be
// Scaffolds.
child: Card(
// This column surrounds the scroller with whimsical add-ons
child: Column(
children: [
Container(
padding: const EdgeInsets.symmetric(vertical: 8),
child: Text(
'🦄🌸🦄🌸🦄🌸🦄',
style: Theme.of(context).textTheme.headline4,
),
),
Expanded(child: child), // This child is the actual scroller
const Divider(),
// We're putting our own exit button in here
Container(
padding: const EdgeInsets.symmetric(vertical: 8),
child: OutlinedButton(
onPressed: () => Navigator.pop(context),
child: const Text('桜の園からの帰り道'),
),
),
],
),
),
),
);
}
}