countly_flutter 23.8.0

Countly is an innovative, real-time, open source mobile analytics and push notifications platform.

example/lib/main.dart

import 'dart:async';
import 'dart:convert';
import 'dart:io';
import 'dart:math';

import 'package:countly_flutter/countly_flutter.dart';
import 'package:flutter/material.dart';

final navigatorKey = GlobalKey<NavigatorState>();

/// This or a similar call needs to added to catch and report Dart Errors to Countly,
/// You need to run the app inside a Zone
/// and provide the [Countly.recordDartError] callback for [onError()]
void main() {
  runZonedGuarded<Future<void>>(() async {
    runApp(
      MaterialApp(
        home: const MyApp(),
        navigatorKey: navigatorKey, // Setting a global key for navigator
      ),
    );
  }, Countly.recordDartError);
}

class MyApp extends StatefulWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  final _messangerKey = GlobalKey<ScaffoldMessengerState>();
  final ratingIdController = TextEditingController();

  /// To Show the device id type in UI, when user tap on 'Get Device Id Type' button
  String _deviceIdType = '';
  final bool _enableManualSession = false;
  static late final RCDownloadCallback _rcDownloadCallback;
  final List<String> viewNames = ['viewName', 'viewName1'];
  final List<String> viewIDs = [];

  @override
  void initState() {
    super.initState();

    _rcDownloadCallback = (rResult, error, fullValueUpdate, downloadedValues) {
      print('registered callback');
      print(rResult);
    };
    ratingIdController.addListener(() {
      setState(() {});
    });
    Countly.isInitialized().then((bool isInitialized) {
      if (!isInitialized) {
        Countly.pushTokenType(Countly.messagingMode['TEST']!); // Set messaging mode for push notifications

        var crashSegment = {'Key': 'Value'};
        var userProperties = {'customProperty': 'custom Value', 'username': 'USER_NAME', 'email': 'USER_EMAIL'};

        Map<String, String> attributionValues = {};
        if (Platform.isIOS) {
          attributionValues[AttributionKey.IDFA] = 'IDFA';
        } else {
          attributionValues[AttributionKey.AdvertisingID] = 'AdvertisingID';
        }

        String campaignData = '{"cid":"PROVIDED_CAMPAIGN_ID", "cuid":"PROVIDED_CAMPAIGN_USER_ID"}';

        CountlyConfig config = CountlyConfig(SERVER_URL, APP_KEY)
          ..enableCrashReporting() // Enable crash reporting to report unhandled crashes to Countly
          ..setRequiresConsent(true) // Set that consent should be required for features to work.
          ..giveAllConsents() // Either use giveAllConsents or setConsentEnabled
          ..setConsentEnabled([
            CountlyConsent.sessions,
            CountlyConsent.events,
            CountlyConsent.views,
            CountlyConsent.location,
            CountlyConsent.crashes,
            CountlyConsent.attribution,
            CountlyConsent.users,
            CountlyConsent.push,
            CountlyConsent.starRating,
            CountlyConsent.apm,
            CountlyConsent.feedback,
            CountlyConsent.remoteConfig
          ])
          ..setLocation(country_code: 'TR', city: 'Istanbul', ipAddress: '41.0082,28.9784', gpsCoordinates: '10.2.33.12') // Set user  location.
          ..setCustomCrashSegment(crashSegment)
          ..setUserProperties(userProperties)
          ..recordIndirectAttribution(attributionValues)
          ..recordDirectAttribution('countly', campaignData)
          ..setRemoteConfigAutomaticDownload(true, (error) {
            print('Global RC download callback 0');
            if (error != null) {
              print(error);
            }
          })
          ..remoteConfigRegisterGlobalCallback((rResult, error, fullValueUpdate, downloadedValues) {
            print('Global RC download callback 1');
            if (error != null) {
              print(error);
            }
          }) // Set Automatic value download happens when the SDK is initiated or when the device ID is changed.
          ..remoteConfigRegisterGlobalCallback((rResult, error, fullValueUpdate, downloadedValues) {
            print('Global RC download callback 2');
            if (error != null) {
              print(error);
            }
          }) // Set Automatic value download happens when the SDK is initiated or when the device ID is changed.
          ..setRecordAppStartTime(true) // Enable APM features, which includes the recording of app start time.
          ..setStarRatingTextMessage('Message for start rating dialog')
          ..setLoggingEnabled(true) // Enable countly internal debugging logs
          ..setParameterTamperingProtectionSalt('salt') // Set the optional salt to be used for calculating the checksum of requested data which will be sent with each request
          ..setHttpPostForced(false); // Set to 'true' if you want HTTP POST to be used for all requests
        if (_enableManualSession) {
          config.enableManualSessionHandling();
        }
        Countly.initWithConfig(config).then((value) {
          Countly.appLoadingFinished();
          Countly.start();

          /// Push notifications settings
          /// Should be call after init
          Countly.onNotification((String notification) {
            print('The notification');
            print(notification);
          }); // Set callback to receive push notifications
          Countly.askForNotificationPermission(); // This method will ask for permission, enables push notification and send push token to countly server.;

          print('remoteConfigRegisterDownloadCallback');
          Countly.instance.remoteConfig.registerDownloadCallback((rResult, error, fullValueUpdate, downloadedValues) {
            print('download callback after init 3');
          });
        }); // Initialize the countly SDK.
      } else {
        print('Countly: Already initialized.');
      }
    });
  }

  // ignore: non_constant_identifier_names
  static String SERVER_URL = 'https://xxx.count.ly';

  // ignore: non_constant_identifier_names
  static String APP_KEY = 'YOUR_APP_KEY';

  void enableTemporaryIdMode() {
    Countly.changeDeviceId(Countly.deviceIDType['TemporaryDeviceID']!, false);
  }

  void remoteConfigRegisterDownloadCallback() {
    Countly.instance.remoteConfig.registerDownloadCallback(_rcDownloadCallback);
  }

  void remoteConfigRemoveDownloadCallback() {
    Countly.instance.remoteConfig.removeDownloadCallback(_rcDownloadCallback);
  }

  void remoteConfigDownloadKeys() {
    final RCDownloadCallback callback = (rResult, error, fullValueUpdate, downloadedValues) {
      print(rResult);
      print(error);
      print(fullValueUpdate);
      for (final entry in downloadedValues.entries) {
        print('key: ${entry.key}: value: ${entry.value.value}');
      }
    };
    Countly.instance.remoteConfig.downloadAllKeys(callback);
  }

  void remoteConfigDownloadSpecificKeys() {
    final RCDownloadCallback callback = (rResult, error, fullValueUpdate, downloadedValues) {
      print(rResult);
      print(error);
      print(fullValueUpdate);
      for (final entry in downloadedValues.entries) {
        print('key: ${entry.key}: value: ${entry.value.value}');
      }
    };
    Countly.instance.remoteConfig.downloadSpecificKeys(['rc_1', 'ab_1'], callback);
  }

  void remoteConfigDownloadOmittingKeys() {
    final RCDownloadCallback callback = (rResult, error, fullValueUpdate, downloadedValues) {
      print(rResult);
      print(error);
      print(fullValueUpdate);
      for (final entry in downloadedValues.entries) {
        print('key: ${entry.key}: value: ${entry.value.value}');
      }
    };
    Countly.instance.remoteConfig.downloadOmittingKeys(['rc_1', 'ab_1'], callback);
  }

  Future<void> remoteConfigGetAllValues() async {
    final allValues = await Countly.instance.remoteConfig.getAllValues();
    for (final entry in allValues.entries) {
      final value = entry.value.value;
      print('key: ${entry.key}, value: $value, DataType: ${value.runtimeType}');
      if (value is Map) {
        print('begin 2nd level iteration');
        for (final entry1 in value.entries) {
          final value1 = entry1.value;
          print('2nd iteration - key: ${entry1.key}, value: $value1, DataType: ${value1.runtimeType}');
        }
        print('end 2nd level iteration');
      }
    }
  }

  void remoteConfigGetValue() {
    Countly.instance.remoteConfig.getValue('testKey');
  }

  void remoteConfigClearAll() {
    Countly.instance.remoteConfig.clearAll();
  }

  void remoteConfigEnrollIntoABTestsForKeys() {
    Countly.instance.remoteConfig.enrollIntoABTestsForKeys(['testKey']);
  }

  void remoteConfigExitABTestsForKeys() {
    Countly.instance.remoteConfig.exitABTestsForKeys(['testKey']);
  }

  void remoteConfigFetchVariantForKeys() {
    Countly.instance.remoteConfig.testingGetVariantsForKey('testKey');
  }

  void remoteConfigFetchAllVariant() {
    Countly.instance.remoteConfig.testingGetAllVariants();
  }

  void getRemoteConfigValueString() {
    Countly.instance.remoteConfig.getValue('stringValue');
  }

  void getRemoteConfigValueBoolean() {
    Countly.instance.remoteConfig.getValue('booleanValue');
  }

  void getRemoteConfigValueFloat() {
    Countly.instance.remoteConfig.getValue('floatValue');
  }

  void getRemoteConfigValueInteger() {
    Countly.instance.remoteConfig.getValue('integerValue');
  }

  bool isManualSession() {
    //
    if (!_enableManualSession) {
      const snackBar = SnackBar(
        content: Text("Set '_enableManualSession = true' in 'main.dart' to test Manual Session Handling"),
      );
      _messangerKey.currentState!.showSnackBar(snackBar);
    }
    return _enableManualSession;
  }

  void beginSession() {
    if (isManualSession()) {
      Countly.beginSession();
    }
  }

  void updateSession() {
    if (isManualSession()) {
      Countly.updateSession();
    }
  }

  void endSession() {
    if (isManualSession()) {
      Countly.endSession();
    }
  }

  void basicEvent() {
    // example for basic event
    var event = {'key': 'Basic Event', 'count': 1};
    Countly.recordEvent(event);
  }

  void eventWithSum() {
    // example for event with sum
    var event = {
      'key': 'Event With Sum',
      'count': 1,
      'sum': '0.99',
    };
    Countly.recordEvent(event);
  }

  void eventWithSegment() {
    // example for event with segment
    var event = {'key': 'Event With Segment', 'count': 1};
    event['segmentation'] = {'Country': 'Turkey', 'Age': '28'};
    Countly.recordEvent(event);
  }

  void eventWithSumSegment() {
    // example for event with segment and sum
    var event = {'key': 'Event With Sum And Segment', 'count': 1, 'sum': '0.99'};
    event['segmentation'] = {'Country': 'Turkey', 'Age': '28'};
    Countly.recordEvent(event);
  }

  void endEventBasic() {
    Countly.startEvent('Timed Event');
    Timer(const Duration(seconds: 5), () {
      Countly.endEvent({'key': 'Timed Event'});
    });
  }

  void endEventWithSum() {
    Countly.startEvent('Timed Event With Sum');
    Timer(const Duration(seconds: 5), () {
      Countly.endEvent({'key': 'Timed Event With Sum', 'sum': '0.99'});
    });
  }

  void endEventWithSegment() {
    Countly.startEvent('Timed Event With Segment');
    Timer(const Duration(seconds: 5), () {
      var event = {
        'key': 'Timed Event With Segment',
        'count': 1,
      };
      event['segmentation'] = {'Country': 'Turkey', 'Age': '28'};
      Countly.endEvent(event);
    });
  }

  void endEventWithSumSegment() {
    Countly.startEvent('Timed Event With Segment, Sum and Count');
    Timer(const Duration(seconds: 5), () {
      var event = {'key': 'Timed Event With Segment, Sum and Count', 'count': 1, 'sum': '0.99'};
      event['segmentation'] = {'Country': 'Turkey', 'Age': '28'};
      Countly.endEvent(event);
    });
  }

  void recordViewHome() {
    Map<String, Object> segments = {'Cats': 123, 'Moons': 9.98, 'Moose': 'Deer'};
    Countly.recordView('HomePage', segments);
  }

  void recordViewDashboard() {
    Countly.recordView('Dashboard');
  }

  void recordDirectAttribution() {
    String campaignData = '{cid:"[PROVIDED_CAMPAIGN_ID]", cuid:"[PROVIDED_CAMPAIGN_USER_ID]"}';
    Countly.recordDirectAttribution('countly', campaignData);
  }

  void recordIndirectAttribution() {
    Map<String, String> attributionValues = {};
    if (Platform.isIOS) {
      attributionValues[AttributionKey.IDFA] = 'IDFA';
    } else {
      attributionValues[AttributionKey.AdvertisingID] = 'AdvertisingID';
    }
    Countly.recordIndirectAttribution(attributionValues);
  }

  String makeid() {
    int code = Random().nextInt(999999);
    String random = code.toString();
    print(random);
    return random;
  }

  void setUserData() {
    Map<String, Object> options = {
      'name': 'Name of User',
      'username': 'Username',
      'email': 'User Email',
      'organization': 'User Organization',
      'phone': 'User Contact number',
      'picture': 'https://count.ly/images/logos/countly-logo.png',
      'picturePath': '',
      'gender': 'User Gender',
      'byear': '1989',
    };
    Countly.instance.userProfile.setUserProperties(options);
  }

  void setProperties() {
    Map<String, Object> userProperties = {
      'name': 'Name of User',
      'username': 'Username',
      'email': 'User Email',
      'organization': 'User Organization',
      'phone': 123456789,
      'picture': 'https://count.ly/images/logos/countly-logo.png',
      'picturePath': '',
      'gender': 'User Gender',
      'byear': '1989',
      'Custom Integer': 123,
      'Custom String': "Some String",
      'Custom Array': ['array value 1', 'array value 2'],
      'Custom Map': {'key 1': 'value 1', 'key 2': 'value 2'},
    };

    Countly.instance.userProfile.setUserProperties(userProperties);
  }

  void setProperty() {
    Countly.instance.userProfile.setProperty('setProperty', 'My Property');
  }

  void increment() {
    Countly.instance.userProfile.increment('increment');
  }

  void incrementBy() {
    Countly.instance.userProfile.incrementBy('incrementBy', 10);
  }

  void multiply() {
    Countly.instance.userProfile.multiply('multiply', 20);
  }

  void saveMax() {
    Countly.instance.userProfile.saveMax('saveMax', 100);
  }

  void saveMin() {
    Countly.instance.userProfile.saveMin('saveMin', 50);
  }

  void setOnce() {
    Countly.instance.userProfile.setOnce('setOnce', '200');
  }

  void pushUniqueValue() {
    Countly.instance.userProfile.pushUnique('pushUniqueValue', 'morning');
  }

  void pushValue() {
    Countly.instance.userProfile.push('pushValue', 'morning');
  }

  void pullValue() {
    Countly.instance.userProfile.pull('pushValue', 'morning');
  }

  void save() {
    Countly.instance.userProfile.save();
  }

  void clear() {
    Countly.instance.userProfile.clear();
  }

  //
  void giveMultipleConsent() {
    Countly.giveConsent(['events', 'views', 'star-rating', 'crashes']);
  }

  void removeMultipleConsent() {
    Countly.removeConsent(['events', 'views', 'star-rating', 'crashes']);
  }

  void giveAllConsent() {
    Countly.giveAllConsent();
  }

  void removeAllConsent() {
    Countly.removeAllConsent();
  }

  void giveConsentSessions() {
    Countly.giveConsent(['sessions']);
  }

  void giveConsentEvents() {
    Countly.giveConsent(['events']);
  }

  void giveConsentViews() {
    Countly.giveConsent(['views']);
  }

  void giveConsentLocation() {
    Countly.giveConsent(['location']);
  }

  void giveConsentCrashes() {
    Countly.giveConsent(['crashes']);
  }

  void giveConsentAttribution() {
    Countly.giveConsent(['attribution']);
  }

  void giveConsentUsers() {
    Countly.giveConsent(['users']);
  }

  void giveConsentPush() {
    Countly.giveConsent(['push']);
  }

  void giveConsentStarRating() {
    Countly.giveConsent(['star-rating']);
  }

  void giveConsentAPM() {
    Countly.giveConsent(['apm']);
  }

  void removeConsentsessions() {
    Countly.removeConsent(['sessions']);
  }

  void removeConsentEvents() {
    Countly.removeConsent(['events']);
  }

  void removeConsentViews() {
    Countly.removeConsent(['views']);
  }

  void removeConsentlocation() {
    Countly.removeConsent(['location']);
  }

  void removeConsentcrashes() {
    Countly.removeConsent(['crashes']);
  }

  void removeConsentattribution() {
    Countly.removeConsent(['attribution']);
  }

  void removeConsentusers() {
    Countly.removeConsent(['users']);
  }

  void removeConsentpush() {
    Countly.removeConsent(['push']);
  }

  void removeConsentstarRating() {
    Countly.removeConsent(['star-rating']);
  }

  void removeConsentAPM() {
    Countly.removeConsent(['apm']);
  }

  void stopViewWithID() {
    Countly.instance.views.stopViewWithID(viewIDs[0]);
  }

  void stopViewWithName() {
    Countly.instance.views.stopViewWithName(viewNames[0]);
  }

  void pauseViewWithID() {
    Countly.instance.views.pauseViewWithID(viewIDs[0]);
  }

  void resumeViewWithID() {
    Countly.instance.views.resumeViewWithID(viewIDs[0]);
  }

  Future<void> startViewWithSegmentation() async {
    viewIDs[0] = await Countly.instance.views.startView(viewNames[0], {'abcd': '123'}) ?? '';
    print(viewIDs[0]);
  }

  Future<void> startView() async {
    viewIDs[1] = await Countly.instance.views.startView(viewNames[1]) ?? '';
    print(viewIDs[1]);
  }

  void setGlobalViewSegmentation() {
    Countly.instance.views.setGlobalViewSegmentation({'abcd': '123'});
  }

  void updateGlobalViewSegmentation() {
    Countly.instance.views.updateGlobalViewSegmentation({'abcd': '123'});
  }

  void askForNotificationPermission() {
    Countly.askForNotificationPermission();
  }

  void _showDialog(String alertText) {
    showDialog(
      context: navigatorKey.currentContext!,
      builder: (BuildContext context) {
        return AlertDialog(
          title: const Text('Alert!!'),
          content: Text(alertText),
          actions: <Widget>[
            ElevatedButton(
              child: const Text('OK'),
              onPressed: () {
                Navigator.of(navigatorKey.currentContext!).pop();
              },
            ),
          ],
        );
      },
    );
  }

  @deprecated
  void getABTestingValues() {
    Countly.remoteConfigUpdate((result) {
      Countly.getRemoteConfigValueForKey('baloon', (result) {
        String alertText = "Value for 'baloon' is : ${result.toString()}";
        _showDialog(alertText);
        print(alertText);
      });
    });
  }

  void eventForGoal_1() {
    var event = {'key': 'eventForGoal_1', 'count': 1};
    Countly.recordEvent(event);
  }

  void eventForGoal_2() {
    var event = {'key': 'eventForGoal_2', 'count': 1};
    Countly.recordEvent(event);
  }

  @deprecated
  void remoteConfigUpdate() {
    Countly.remoteConfigUpdate((result) {
      print(result);
    });
  }

  @deprecated
  void updateRemoteConfigForKeysOnly() {
    Countly.updateRemoteConfigForKeysOnly(['name'], (result) {
      print(result);
    });
  }

  @deprecated
  void getRemoteConfigValueForKeyString() {
    Countly.getRemoteConfigValueForKey('stringValue', (result) {
      print(result);
    });
  }

  @deprecated
  void getRemoteConfigValueForKeyBoolean() {
    Countly.getRemoteConfigValueForKey('booleanValue', (result) {
      print(result);
    });
  }

  @deprecated
  void getRemoteConfigValueForKeyFloat() {
    Countly.getRemoteConfigValueForKey('floatValue', (result) {
      print(result);
    });
  }

  @deprecated
  void getRemoteConfigValueForKeyInteger() {
    Countly.getRemoteConfigValueForKey('integerValue', (result) {
      print(result);
    });
  }

  @deprecated
  void updateRemoteConfigExceptKeys() {
    Countly.updateRemoteConfigExceptKeys(['url'], (result) {
      print(result);
    });
  }

  @deprecated
  void remoteConfigClearValues() {
    Countly.remoteConfigClearValues((result) {
      print(result);
    });
  }

  @deprecated
  void getRemoteConfigValueForKey() {
    Countly.getRemoteConfigValueForKey('name', (result) {
      print(result);
    });
  }

  Future<void> getDeviceIDType() async {
    DeviceIdType? deviceIdType = await Countly.getDeviceIDType();
    if (deviceIdType != null) {
      setState(() {
        _deviceIdType = deviceIdType.toString();
      });
    }
  }

  void changeDeviceIdWithMerge() {
    Countly.changeDeviceId('123456', true);
  }

  void changeDeviceIdWithoutMerge() {
    Countly.changeDeviceId(makeid(), false);
  }

  void addCrashLog() {
    Countly.addCrashLog('User Performed Step A');
    Timer(const Duration(seconds: 5), () {
      Countly.logException('one.js \n two.js \n three.js', true, {'_facebook_version': '0.0.1'});
    });
  }

  void causeException() {
    Map<String, Object> options = json.decode('This is a on purpose error.');
    print(options.length);
  }

  void throwException() {
    throw StateError('This is an thrown Dart exception.');
  }

  void throwNativeException() {
    Countly.throwNativeException();
  }

  Future<void> throwExceptionAsync() async {
    Future<void> foo() async {
      throw StateError('This is an async Dart exception.');
    }

    Future<void> bar() async {
      await foo();
    }

    await bar();
  }

  void recordExceptionManually() {
    Countly.logException('This is a manually created exception', true, null);
  }

  void dividedByZero() {
    try {
      int firstInput = 20;
      int secondInput = 0;
      int result = firstInput ~/ secondInput;
      print('The result of $firstInput divided by $secondInput is $result');
    } catch (e, s) {
      print('Exception occurs: $e');
      print('STACK TRACE\n: $s');
      Countly.logExceptionEx(e as Exception, true, stacktrace: s);
    }
  }

  void askForStarRating() {
    Countly.askForStarRating();
  }

  void presentRatingWidget() {
    // Trying to show a rating widget with a previously know ID.
    // You should replace the given ID with your own, it would be retrieved from your Countly Dashboard.
    Countly.presentRatingWidgetWithID('61eaaf37c935575c7b932b97', closeButtonText: 'close', ratingWidgetCallback: (error) {
      if (error != null) {
        print(error);
      }
    });
  }

  void presentRatingWidgetUsingEditBox() {
    // Trying to show a rating widget with the ID give in the App.
    // In the EditBox you would write the ID that you retrieved from your Countly Dashboard.
    Countly.presentRatingWidgetWithID(ratingIdController.text, closeButtonText: 'close', ratingWidgetCallback: (error) {
      if (error != null) {
        print(error);
      }
    });
  }

  Future<void> showFeedbackWidget() async {
    FeedbackWidgetsResponse feedbackWidgetsResponse = await Countly.getAvailableFeedbackWidgets();
    List<CountlyPresentableFeedback> widgets = feedbackWidgetsResponse.presentableFeedback;
    String? error = feedbackWidgetsResponse.error;

    if (error != null) {
      return;
    }

    if (widgets.isNotEmpty) {
      await Countly.presentFeedbackWidget(widgets.first, 'Close', widgetShown: () {
        print('showFeedbackWidget widget shown');
      }, widgetClosed: () {
        print('showFeedbackWidget widget closed');
      });
    }
  }

  Future<void> showSurvey() async {
    FeedbackWidgetsResponse feedbackWidgetsResponse = await Countly.getAvailableFeedbackWidgets();
    List<CountlyPresentableFeedback> widgets = feedbackWidgetsResponse.presentableFeedback;
    String? error = feedbackWidgetsResponse.error;

    if (error != null) {
      return;
    }

    for (CountlyPresentableFeedback widget in widgets) {
      if (widget.type == 'survey') {
        await Countly.presentFeedbackWidget(widget, 'Cancel');
        break;
      }
    }
  }

  Future<void> showNPS() async {
    FeedbackWidgetsResponse feedbackWidgetsResponse = await Countly.getAvailableFeedbackWidgets();
    List<CountlyPresentableFeedback> widgets = feedbackWidgetsResponse.presentableFeedback;
    String? error = feedbackWidgetsResponse.error;

    if (error != null) {
      return;
    }

    for (CountlyPresentableFeedback widget in widgets) {
      if (widget.type == 'nps') {
        await Countly.presentFeedbackWidget(widget, 'Close', widgetShown: () {
          print('NPS widget shown');
        }, widgetClosed: () {
          print('NPS widget closed');
        });
        break;
      }
    }
  }

  Future<void> reportSurveyManually() async {
    FeedbackWidgetsResponse feedbackWidgetsResponse = await Countly.getAvailableFeedbackWidgets();
    List<CountlyPresentableFeedback> widgets = feedbackWidgetsResponse.presentableFeedback;
    String? error = feedbackWidgetsResponse.error;

    if (error != null) {
      return;
    }
    CountlyPresentableFeedback? chosenWidget;
    for (CountlyPresentableFeedback widget in widgets) {
      if (widget.type == 'survey') {
        chosenWidget = widget;
        break;
      }
    }
    if (chosenWidget != null) {
      unawaited(reportSurvey(chosenWidget));
    }
  }

  Future<void> reportSurvey(CountlyPresentableFeedback chosenWidget) async {
    List result = await Countly.getFeedbackWidgetData(chosenWidget);
    String? error = result[1];
    if (error == null) {
      Map<String, dynamic>? retrievedWidgetData = result[0];
      Map<String, Object> segments = {};
      if (retrievedWidgetData != null && retrievedWidgetData.isNotEmpty) {
        List<dynamic>? questions = retrievedWidgetData['questions'];

        if (questions != null) {
          Random rnd = Random();
          //iterate over all questions and set random answers
          for (int a = 0; a < questions.length; a++) {
            Map<dynamic, dynamic> question = questions[a];
            String wType = question['type'];
            String questionId = question['id'];
            String answerKey = 'answ-$questionId';
            switch (wType) {
              //multiple answer question
              case 'multi':
                List<dynamic> choices = question['choices'];
                String str = '';
                for (int b = 0; b < choices.length; b++) {
                  if (b % 2 == 0) {
                    if (b != 0) {
                      str += ',';
                    }
                    str += choices[b]['key'];
                  }
                }
                segments[answerKey] = str;
                break;
              case 'radio':
              //dropdown value selector
              case 'dropdown':
                List<dynamic> choices = question['choices'];
                int pick = rnd.nextInt(choices.length);
                segments[answerKey] = choices[pick]['key']; //pick the key of random choice
                break;
              //text input field
              case 'text':
                segments[answerKey] = 'Some random text';
                break;
              //rating picker
              case 'rating':
                segments[answerKey] = rnd.nextInt(11);
                break;
            }
          }
        }
      }
      await Countly.reportFeedbackWidgetManually(chosenWidget, retrievedWidgetData ?? {}, segments);
    }
  }

  Future<void> reportNPSManually() async {
    FeedbackWidgetsResponse feedbackWidgetsResponse = await Countly.getAvailableFeedbackWidgets();
    List<CountlyPresentableFeedback> widgets = feedbackWidgetsResponse.presentableFeedback;
    String? error = feedbackWidgetsResponse.error;

    if (error != null) {
      return;
    }

    CountlyPresentableFeedback? chosenWidget;
    for (CountlyPresentableFeedback widget in widgets) {
      if (widget.type == 'nps') {
        chosenWidget = widget;
        break;
      }
    }
    if (chosenWidget != null) {
      reportNPS(chosenWidget);
    }
  }

  void reportNPS(CountlyPresentableFeedback chosenWidget) {
    Countly.getFeedbackWidgetData(chosenWidget, onFinished: (retrievedWidgetData, error) {
      if (error == null) {
        Map<String, Object> segments = {'rating': 3, 'comment': 'Filled out comment'};
        Countly.reportFeedbackWidgetManually(chosenWidget, retrievedWidgetData, segments);
      }
    });
  }

  void setLocation() {
    Countly.setUserLocation(countryCode: 'TR', city: 'Istanbul');
    Countly.setUserLocation(gpsCoordinates: '41.0082,28.9784');
    Countly.setUserLocation(ipAddress: '10.2.33.12');
    Countly.setUserLocation(countryCode: 'TR', city: 'Istanbul', gpsCoordinates: '41.0082,28.9784', ipAddress: '10.2.33.12');
  }

  // APM Examples
  void startTrace() {
    String traceKey = 'Trace Key';
    Countly.startTrace(traceKey);
  }

  void endTrace() {
    String traceKey = 'Trace Key';
    Map<String, int> customMetric = {'ABC': 1233, 'C44C': 1337};
    Countly.endTrace(traceKey, customMetric);
  }

  List<int> successCodes = [100, 101, 200, 201, 202, 205, 300, 301, 303, 305];
  List<int> failureCodes = [400, 402, 405, 408, 500, 501, 502, 505];

  void recordNetworkTraceSuccess() {
    String networkTraceKey = 'api/endpoint.1';
    var rnd = Random();
    int responseCode = successCodes[rnd.nextInt(successCodes.length)];
    int requestPayloadSize = rnd.nextInt(700) + 200;
    int responsePayloadSize = rnd.nextInt(700) + 200;
    int startTime = DateTime.now().millisecondsSinceEpoch;
    int endTime = startTime + 500;
    Countly.recordNetworkTrace(networkTraceKey, responseCode, requestPayloadSize, responsePayloadSize, startTime, endTime);
  }

  void recordNetworkTraceFailure() {
    String networkTraceKey = 'api/endpoint.1';
    var rnd = Random();
    int responseCode = failureCodes[rnd.nextInt(failureCodes.length)];
    int requestPayloadSize = rnd.nextInt(700) + 250;
    int responsePayloadSize = rnd.nextInt(700) + 250;
    int startTime = DateTime.now().millisecondsSinceEpoch;
    int endTime = startTime + 500;
    Countly.recordNetworkTrace(networkTraceKey, responseCode, requestPayloadSize, responsePayloadSize, startTime, endTime);
  }

  @override
  void dispose() {
    // Clean up the controller when the widget is disposed.
    ratingIdController.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      scaffoldMessengerKey: _messangerKey,
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Countly SDK Dart Demo'),
        ),
        body: Center(
            child: SingleChildScrollView(
          child: Column(
            children: <Widget>[
              Text(_deviceIdType, style: const TextStyle(color: Colors.red), textAlign: TextAlign.center),
              MyButton(text: 'Get Device Id Type', color: 'green', onPressed: getDeviceIDType),
              MyButton(text: 'Begin Session', color: 'green', onPressed: beginSession),
              MyButton(text: 'Update Session', color: 'green', onPressed: updateSession),
              MyButton(text: 'End Session', color: 'green', onPressed: endSession),
              MyButton(text: 'Basic event', color: 'brown', onPressed: basicEvent),
              MyButton(text: 'Event with Sum', color: 'brown', onPressed: eventWithSum),
              MyButton(text: 'Event with Segment', color: 'brown', onPressed: eventWithSegment),
              MyButton(text: 'Even with Sum and Segment', color: 'brown', onPressed: eventWithSumSegment),
              MyButton(text: 'Timed event: Start / Stop', color: 'grey', onPressed: endEventBasic),
              MyButton(text: 'Timed event Sum: Start / Stop', color: 'grey', onPressed: endEventWithSum),
              MyButton(text: 'Timed event Segment: Start / Stop', color: 'grey', onPressed: endEventWithSegment),
              MyButton(text: 'Timed event Sum Segment: Start / Stop', color: 'grey', onPressed: endEventWithSumSegment),
              MyButton(text: "Record View: 'HomePage'", color: 'olive', onPressed: recordViewHome),
              MyButton(text: "Record View: 'Dashboard'", color: 'olive', onPressed: recordViewDashboard),
              MyButton(text: 'Record Direct Attribution', color: 'olive', onPressed: recordDirectAttribution),
              MyButton(text: 'Record Indirect Attribution', color: 'olive', onPressed: recordIndirectAttribution),
              const Text('Section for User Profile:', style: TextStyle(color: Colors.green), textAlign: TextAlign.center),
              MyButton(text: 'Send Users Data', color: 'teal', onPressed: setUserData),
              MyButton(text: 'UserProfile.setProperties', color: 'teal', onPressed: setProperties),
              MyButton(text: 'UserProfile.setProperty', color: 'teal', onPressed: setProperty),
              MyButton(text: 'UserProfile.increment', color: 'teal', onPressed: increment),
              MyButton(text: 'UserProfile.incrementBy', color: 'teal', onPressed: incrementBy),
              MyButton(text: 'UserProfile.multiply', color: 'teal', onPressed: multiply),
              MyButton(text: 'UserProfile.saveMax', color: 'teal', onPressed: saveMax),
              MyButton(text: 'UserProfile.saveMin', color: 'teal', onPressed: saveMin),
              MyButton(text: 'UserProfile.setOnce', color: 'teal', onPressed: setOnce),
              MyButton(text: 'UserProfile.pushUniqueValue', color: 'teal', onPressed: pushUniqueValue),
              MyButton(text: 'UserProfile.pushValue', color: 'teal', onPressed: pushValue),
              MyButton(text: 'UserProfile.pullValue', color: 'teal', onPressed: pullValue),
              MyButton(text: 'UserProfile.save', color: 'teal', onPressed: save),
              MyButton(text: 'UserProfile.clear', color: 'teal', onPressed: clear),
              MyButton(text: 'Give multiple consent', color: 'blue', onPressed: giveMultipleConsent),
              MyButton(text: 'Remove multiple consent', color: 'blue', onPressed: removeMultipleConsent),
              MyButton(text: 'Give all Consent', color: 'blue', onPressed: giveAllConsent),
              MyButton(text: 'Remove all Consent', color: 'blue', onPressed: removeAllConsent),
              MyButton(text: 'Give Consent Sessions', color: 'blue', onPressed: giveConsentSessions),
              MyButton(text: 'Give Consent Events', color: 'blue', onPressed: giveConsentEvents),
              MyButton(text: 'Give Consent Views', color: 'blue', onPressed: giveConsentViews),
              MyButton(text: 'Give Consent Location', color: 'blue', onPressed: giveConsentLocation),
              MyButton(text: 'Give Consent Crashes', color: 'blue', onPressed: giveConsentCrashes),
              MyButton(text: 'Give Consent Attribution', color: 'blue', onPressed: giveConsentAttribution),
              MyButton(text: 'Give Consent Users', color: 'blue', onPressed: giveConsentUsers),
              MyButton(text: 'Give Consent Push', color: 'blue', onPressed: giveConsentPush),
              MyButton(text: 'Give Consent starRating', color: 'blue', onPressed: giveConsentStarRating),
              MyButton(text: 'Give Consent Performance', color: 'blue', onPressed: giveConsentAPM),
              MyButton(text: 'Remove Consent Sessions', color: 'blue', onPressed: removeConsentsessions),
              MyButton(text: 'Remove Consent Events', color: 'blue', onPressed: removeConsentEvents),
              MyButton(text: 'Remove Consent Views', color: 'blue', onPressed: removeConsentViews),
              MyButton(text: 'Remove Consent Location', color: 'blue', onPressed: removeConsentlocation),
              MyButton(text: 'Remove Consent Crashes', color: 'blue', onPressed: removeConsentcrashes),
              MyButton(text: 'Remove Consent Attribution', color: 'blue', onPressed: removeConsentattribution),
              MyButton(text: 'Remove Consent Users', color: 'blue', onPressed: removeConsentusers),
              MyButton(text: 'Remove Consent Push', color: 'blue', onPressed: removeConsentpush),
              MyButton(text: 'Remove Consent starRating', color: 'blue', onPressed: removeConsentstarRating),
              MyButton(text: 'Remove Consent Performance', color: 'blue', onPressed: removeConsentAPM),
              const Text('Section for Views:', style: TextStyle(color: Colors.yellow), textAlign: TextAlign.center),
              MyButton(text: 'Start View', color: 'yellow', onPressed: startView),
              MyButton(text: 'Start View With Segmentation', color: 'yellow', onPressed: startViewWithSegmentation),
              MyButton(text: 'Stop View with ID', color: 'yellow', onPressed: stopViewWithID),
              MyButton(text: 'Stop View with Name', color: 'yellow', onPressed: stopViewWithName),
              MyButton(text: 'Pause View with ID', color: 'yellow', onPressed: pauseViewWithID),
              MyButton(text: 'Resume View with ID', color: 'yellow', onPressed: resumeViewWithID),
              MyButton(text: 'Set Global View Segmentation', color: 'yellow', onPressed: setGlobalViewSegmentation),
              MyButton(text: 'Update Global View Segmentation', color: 'yellow', onPressed: updateGlobalViewSegmentation),
              const Text('Section for A/B testing:', style: TextStyle(color: Colors.green), textAlign: TextAlign.center),
              MyButton(text: 'Get AB testing values (Legacy)', color: 'green', onPressed: getABTestingValues),
              MyButton(text: 'Record event for goal #1', color: 'green', onPressed: eventForGoal_1),
              MyButton(text: 'Record event for goal #2', color: 'green', onPressed: eventForGoal_2),
              MyButton(text: 'Remote Config Register Download Callback', color: 'purple', onPressed: remoteConfigRegisterDownloadCallback),
              MyButton(text: 'Remote Config Remove Download Callback', color: 'purple', onPressed: remoteConfigRemoveDownloadCallback),
              MyButton(text: 'Remote Config Download Values', color: 'purple', onPressed: remoteConfigDownloadKeys),
              MyButton(text: 'Remote Config Download Specific Value', color: 'purple', onPressed: remoteConfigDownloadSpecificKeys),
              MyButton(text: 'Remote Config Download Omitting Values', color: 'purple', onPressed: remoteConfigDownloadOmittingKeys),
              MyButton(text: 'Remote Config Get All Values', color: 'purple', onPressed: remoteConfigGetAllValues),
              MyButton(text: 'Remote Config Get Value', color: 'purple', onPressed: remoteConfigGetValue),
              MyButton(text: 'Remote Config Clear All Values', color: 'purple', onPressed: remoteConfigClearAll),
              MyButton(text: 'Remote Config Enroll Into AB Tests For Keys', color: 'purple', onPressed: remoteConfigEnrollIntoABTestsForKeys),
              MyButton(text: 'Remote Config Exit AB Tests For Keys', color: 'purple', onPressed: remoteConfigExitABTestsForKeys),
              MyButton(text: 'Remote Config FetchVariantForKeys', color: 'purple', onPressed: remoteConfigFetchVariantForKeys),
              MyButton(text: 'Remote Config Fetch All Variant', color: 'purple', onPressed: remoteConfigFetchAllVariant),
              MyButton(text: 'Get String Value', color: 'purple', onPressed: getRemoteConfigValueString),
              MyButton(text: 'Get Boolean Value', color: 'purple', onPressed: getRemoteConfigValueBoolean),
              MyButton(text: 'Get Float Value', color: 'purple', onPressed: getRemoteConfigValueFloat),
              MyButton(text: 'Get Integer Value', color: 'purple', onPressed: getRemoteConfigValueInteger),
              MyButton(text: 'Countly.remoteConfigUpdate (Legacy)', color: 'purple', onPressed: remoteConfigUpdate),
              MyButton(text: 'Countly.updateRemoteConfigForKeysOnly (Legacy)', color: 'purple', onPressed: updateRemoteConfigForKeysOnly),
              MyButton(text: 'Countly.updateRemoteConfigExceptKeys (Legacy)', color: 'purple', onPressed: updateRemoteConfigExceptKeys),
              MyButton(text: 'Countly.remoteConfigClearValues (Legacy)', color: 'purple', onPressed: remoteConfigClearValues),
              MyButton(text: 'Get String Value (Legacy)', color: 'purple', onPressed: getRemoteConfigValueForKeyString),
              MyButton(text: 'Get Boolean Value (Legacy)', color: 'purple', onPressed: getRemoteConfigValueForKeyBoolean),
              MyButton(text: 'Get Float Value (Legacy)', color: 'purple', onPressed: getRemoteConfigValueForKeyFloat),
              MyButton(text: 'Get Integer Value (Legacy)', color: 'purple', onPressed: getRemoteConfigValueForKeyInteger),
              MyButton(text: 'Push Notification', color: 'primary', onPressed: askForNotificationPermission),
              MyButton(text: 'Enable Temporary ID Mode', color: 'violet', onPressed: enableTemporaryIdMode),
              MyButton(text: 'Change Device ID With Merge', color: 'violet', onPressed: changeDeviceIdWithMerge),
              MyButton(text: 'Change Device ID Without Merge', color: 'violet', onPressed: changeDeviceIdWithoutMerge),
              MyButton(text: 'setLocation', color: 'violet', onPressed: setLocation),
              MyButton(text: 'Send Crash Report', color: 'violet', onPressed: addCrashLog),
              MyButton(text: 'Cause Exception', color: 'violet', onPressed: causeException),
              MyButton(text: 'Throw Exception', color: 'violet', onPressed: throwException),
              MyButton(text: 'Throw Exception Async', color: 'violet', onPressed: throwExceptionAsync),
              MyButton(text: 'Throw Native Exception', color: 'violet', onPressed: throwNativeException),
              MyButton(text: 'Record Exception Manually', color: 'violet', onPressed: recordExceptionManually),
              MyButton(text: 'Divided By Zero Exception', color: 'violet', onPressed: dividedByZero),
              MyButton(text: 'Open rating modal', color: 'orange', onPressed: askForStarRating),
              MyButton(text: 'Open feedback modal', color: 'orange', onPressed: presentRatingWidget),
              TextField(
                controller: ratingIdController,
                decoration: const InputDecoration(
                  border: OutlineInputBorder(),
                  hintText: 'Enter a Rating ID',
                ),
              ),
              MyButton(text: 'Show Rating using EditBox', color: 'orange', onPressed: ratingIdController.text.isNotEmpty ? presentRatingWidgetUsingEditBox : null),
              MyButton(text: 'Show Survey', color: 'orange', onPressed: showSurvey),
              MyButton(text: 'Show NPS', color: 'orange', onPressed: showNPS),
              MyButton(text: 'Show Feedback Widget', color: 'orange', onPressed: showFeedbackWidget),
              MyButton(text: 'Report Survey Manually', color: 'orange', onPressed: reportSurveyManually),
              MyButton(text: 'Report NPS Manually', color: 'orange', onPressed: reportNPSManually),
              MyButton(text: 'Start Trace', color: 'black', onPressed: startTrace),
              MyButton(text: 'End Trace', color: 'black', onPressed: endTrace),
              MyButton(text: 'Record Network Trace Success', color: 'black', onPressed: recordNetworkTraceSuccess),
              MyButton(text: 'Record Network Trace Failure', color: 'black', onPressed: recordNetworkTraceFailure),
            ],
          ),
        )),
      ),
    );
  }
}

Map<String, Map<String, Color>> theColor = {
  'default': {'button': const Color(0xffe0e0e0), 'text': const Color(0xff000000)},
  'red': {'button': const Color(0xffdb2828), 'text': const Color(0xff000000)},
  'green': {'button': Colors.green, 'text': const Color(0xffffffff)},
  'teal': {'button': const Color(0xff00b5ad), 'text': const Color(0xff000000)},
  'blue': {'button': const Color(0xff00b5ad), 'text': const Color(0xff000000)},
  'primary': {'button': const Color(0xff54c8ff), 'text': const Color(0xff000000)},
  'grey': {'button': const Color(0xff767676), 'text': const Color(0xff000000)},
  'brown': {'button': const Color(0xffa5673f), 'text': const Color(0xff000000)},
  'purple': {'button': const Color(0xffa333c8), 'text': const Color(0xff000000)},
  'violet': {'button': const Color(0xff6435c9), 'text': const Color(0xff000000)},
  'yellow': {'button': const Color(0xfffbbd08), 'text': const Color(0xffffffff)},
  'black': {'button': const Color(0xff1b1c1d), 'text': const Color(0xffffffff)},
  'olive': {'button': const Color(0xffd9e778), 'text': const Color(0xff000000)},
  'orange': {'button': const Color(0xffff851b), 'text': const Color(0xff000000)}
};

Map<String, Color>? getColor(color) {
  if (color == 'green') {
    return theColor['green'];
  } else if (color == 'teal') {
    return theColor['teal'];
  } else if (color == 'red') {
    return theColor['red'];
  } else if (color == 'brown') {
    return theColor['brown'];
  } else if (color == 'grey') {
    return theColor['grey'];
  } else if (color == 'blue') {
    return theColor['blue'];
  } else if (color == 'purple') {
    return theColor['purple'];
  } else if (color == 'primary') {
    return theColor['primary'];
  } else if (color == 'violet') {
    return theColor['violet'];
  } else if (color == 'black') {
    return theColor['black'];
  } else if (color == 'olive') {
    return theColor['olive'];
  } else if (color == 'orange') {
    return theColor['orange'];
  } else {
    return theColor['default'];
  }
}

class MyButton extends StatelessWidget {
  final String _text;
  late final Color? _button;
  late final Color? _textC;
  final void Function()? _onPressed;

  MyButton({
    required String text,
    String? color,
    void Function()? onPressed,
    Key? key,
  })  : _text = text,
        _onPressed = onPressed,
        super(key: key) {
    Map<String, Color>? tColor;
    tColor = getColor(color);
    tColor ??= theColor['default'];
    _button = tColor?['button'];
    _textC = tColor?['text'];
  }

  @override
  Widget build(BuildContext context) {
    return ElevatedButton(style: ElevatedButton.styleFrom(backgroundColor: _button, padding: const EdgeInsets.all(10.0), minimumSize: const Size(double.infinity, 36)), onPressed: _onPressed, child: Text(_text, style: TextStyle(color: _textC), textAlign: TextAlign.center));
  }
}