at_location_flutter 3.1.14

A Flutter plugin project to share locations between two atSigns and track them on OSM (OpenStreetMap).

example/lib/main.dart

import 'dart:async';

import 'package:at_app_flutter/at_app_flutter.dart' show AtEnv;
import 'package:at_client_mobile/at_client_mobile.dart';
import 'package:at_onboarding_flutter/at_onboarding_flutter.dart'
    show AtOnboarding, AtOnboardingConfig, AtOnboardingResultStatus;
import 'package:flutter/material.dart';
import 'package:path_provider/path_provider.dart' show getApplicationSupportDirectory;

import 'second_screen.dart';

Future<void> main() async {
  await AtEnv.load();
  runApp(const MyApp());
}

Future<AtClientPreference> loadAtClientPreference() async {
  var dir = await getApplicationSupportDirectory();
  return AtClientPreference()
        ..rootDomain = AtEnv.rootDomain
        ..namespace = AtEnv.appNamespace
        ..hiveStoragePath = dir.path
        ..commitLogPath = dir.path
        ..isLocalStoreRequired = true
      // ignore: todo
      // TODO set the rest of your AtClientPreference here
      ;
}

final StreamController<ThemeMode> updateThemeMode = StreamController<ThemeMode>.broadcast();

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

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

class _MyAppState extends State<MyApp> {
  // * load the AtClientPreference in the background
  Future<AtClientPreference> futurePreference = loadAtClientPreference();
  AtClientPreference? atClientPreference;

  @override
  Widget build(BuildContext context) {
    return StreamBuilder<ThemeMode>(
      stream: updateThemeMode.stream,
      initialData: ThemeMode.light,
      builder: (BuildContext context, AsyncSnapshot<ThemeMode> snapshot) {
        ThemeMode themeMode = snapshot.data ?? ThemeMode.light;
        return MaterialApp(
          navigatorKey: NavService.navKey,
          // * The onboarding screen (first screen)
          theme: ThemeData().copyWith(
            brightness: Brightness.light,
            primaryColor: const Color(0xFFf4533d),
            colorScheme: ThemeData.light().colorScheme.copyWith(
                  primary: const Color(0xFFf4533d),
                ),
            bottomAppBarTheme: const BottomAppBarTheme(color: Colors.white),
            scaffoldBackgroundColor: Colors.white,
          ),
          darkTheme: ThemeData().copyWith(
            brightness: Brightness.dark,
            primaryColor: Colors.blue,
            colorScheme: ThemeData.dark().colorScheme.copyWith(
                  primary: Colors.blue,
                ),
            bottomAppBarTheme: BottomAppBarTheme(color: Colors.grey[850]),
            scaffoldBackgroundColor: Colors.grey[850],
          ),
          themeMode: themeMode,
          home: Scaffold(
            appBar: AppBar(
              title: const Text('at_location example'),
              actions: <Widget>[
                IconButton(
                  onPressed: () {
                    updateThemeMode.sink.add(themeMode == ThemeMode.light ? ThemeMode.dark : ThemeMode.light);
                  },
                  icon: Icon(
                    Theme.of(context).brightness == Brightness.light
                        ? Icons.dark_mode_outlined
                        : Icons.light_mode_outlined,
                  ),
                )
              ],
            ),
            body: Builder(
              builder: (context) => Center(
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.center,
                  children: [
                    ElevatedButton(
                      onPressed: () async {
                        var preference = await futurePreference;
                        setState(() {
                          atClientPreference = preference;
                        });
                        if (context.mounted) {
                          final result = await AtOnboarding.onboard(
                            context: context,
                            config: AtOnboardingConfig(
                              atClientPreference: atClientPreference!,
                              domain: AtEnv.rootDomain,
                              rootEnvironment: AtEnv.rootEnvironment,
                              appAPIKey: AtEnv.appApiKey,
                            ),
                          );
                          switch (result.status) {
                            case AtOnboardingResultStatus.success:
                              Navigator.push(context, MaterialPageRoute(builder: (_) => const SecondScreen()));
                              break;
                            case AtOnboardingResultStatus.error:
                              ScaffoldMessenger.of(context).showSnackBar(
                                const SnackBar(
                                  backgroundColor: Colors.red,
                                  content: Text('An error has occurred'),
                                ),
                              );
                              break;
                            case AtOnboardingResultStatus.cancel:
                              break;
                          }
                        }
                      },
                      child: const Text('Onboard an atSign'),
                    ),
                    const SizedBox(height: 10),
                    ElevatedButton(
                      onPressed: () async {
                        var preference = await futurePreference;
                        atClientPreference = preference;
                        if (context.mounted) {
                          AtOnboarding.reset(
                            context: context,
                            config: AtOnboardingConfig(
                              atClientPreference: atClientPreference!,
                              domain: AtEnv.rootDomain,
                              rootEnvironment: AtEnv.rootEnvironment,
                              appAPIKey: AtEnv.appApiKey,
                            ),
                          );
                        }
                      },
                      child: const Text('Reset'),
                    ),
                  ],
                ),
              ),
            ),
          ),
        );
      },
    );
  }
}

class NavService {
  static GlobalKey<NavigatorState> navKey = GlobalKey();
}