100 lines
2.9 KiB
Dart
100 lines
2.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
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import 'package:fluttering_vikunja/api/client.dart';
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import 'package:fluttering_vikunja/managers/user.dart';
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import 'package:fluttering_vikunja/models/user.dart';
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import 'package:fluttering_vikunja/service/mocked_services.dart';
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import 'package:fluttering_vikunja/service/services.dart';
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class VikunjaGlobal extends StatefulWidget {
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final Widget child;
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final Widget login;
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VikunjaGlobal({this.child, this.login});
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@override
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VikunjaGlobalState createState() => VikunjaGlobalState();
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static VikunjaGlobalState of(BuildContext context) {
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var widget = context.inheritFromWidgetOfExactType(_VikunjaGlobalInherited) as _VikunjaGlobalInherited;
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return widget.data;
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}
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}
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class VikunjaGlobalState extends State<VikunjaGlobal> {
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final FlutterSecureStorage _storage = new FlutterSecureStorage();
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User _currentUser;
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Client _client;
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bool _loading = true;
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User get currentUser => _currentUser;
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Client get client => _client;
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UserManager get userManager => new UserManager(_storage);
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UserService get userService => new MockedUserService();
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@override
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void initState() {
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super.initState();
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_loadCurrentUser();
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}
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void changeUser(User newUser, {String token}) async {
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setState(() {
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_loading = true;
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});
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if (token == null) {
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token = await _storage.read(key: newUser.id.toString());
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} else {
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// Write new token to secure storage
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await _storage.write(key: newUser.id.toString(), value: token);
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}
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// Set current user in storage
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await _storage.write(key: 'currentUser', value: newUser.id.toString());
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setState(() {
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_currentUser = newUser;
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_client = Client(token);
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_loading = false;
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});
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}
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void _loadCurrentUser() async {
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var currentUser = await _storage.read(key: 'currentUser');
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var token;
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if (currentUser != null) {
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token = await _storage.read(key: currentUser);
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}
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var loadedCurrentUser = await userService.get(int.tryParse(currentUser));
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setState(() {
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_currentUser = loadedCurrentUser;
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_client = token != null ? Client(token) : null;
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_loading = false;
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});
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}
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@override
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Widget build(BuildContext context) {
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if (_loading) {
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return new Center(child: new CircularProgressIndicator());
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}
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return new _VikunjaGlobalInherited(
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data: this,
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child: client == null ? widget.login : widget.child,
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);
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}
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}
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class _VikunjaGlobalInherited extends InheritedWidget {
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final VikunjaGlobalState data;
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_VikunjaGlobalInherited({Key key, this.data, Widget child})
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: super(key: key, child: child);
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@override
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bool updateShouldNotify(_VikunjaGlobalInherited oldWidget) {
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return (data.currentUser != null && data.currentUser.id != oldWidget.data.currentUser.id) ||
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data.client != oldWidget.data.client;
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}
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}
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