import 'dart:math'; import 'package:adaptive_dialog/adaptive_dialog.dart'; import 'package:flushbar/flushbar_helper.dart'; import 'package:famedlysdk/famedlysdk.dart'; import 'package:fluffychat/components/matrix.dart'; import 'package:flutter/material.dart'; import 'package:flutter_gen/gen_l10n/l10n.dart'; import 'package:url_launcher/url_launcher.dart'; import '../utils/platform_infos.dart'; class SignUpPassword extends StatefulWidget { final MatrixFile avatar; final String username; final String displayname; const SignUpPassword(this.username, {this.avatar, this.displayname}); @override _SignUpPasswordState createState() => _SignUpPasswordState(); } class _SignUpPasswordState extends State { final TextEditingController passwordController = TextEditingController(); String passwordError; String _lastAuthWebViewStage; bool loading = false; bool showPassword = true; void _signUpAction(BuildContext context, {AuthenticationData auth}) async { var matrix = Matrix.of(context); if (passwordController.text.isEmpty) { setState(() => passwordError = L10n.of(context).pleaseEnterYourPassword); } else { setState(() => passwordError = null); } if (passwordController.text.isEmpty) { return; } try { setState(() => loading = true); var waitForLogin = matrix.client.onLoginStateChanged.stream.first; await matrix.client.register( username: widget.username, password: passwordController.text, initialDeviceDisplayName: PlatformInfos.clientName, auth: auth, ); await waitForLogin; } on MatrixException catch (exception) { if (exception.requireAdditionalAuthentication) { final stages = exception.authenticationFlows .firstWhere((a) => !a.stages.contains('m.login.email.identity')) .stages; final currentStage = exception.completedAuthenticationFlows == null ? stages.first : stages.firstWhere((stage) => !exception.completedAuthenticationFlows.contains(stage) ?? true); if (currentStage == 'm.login.dummy') { _signUpAction( context, auth: AuthenticationData( type: currentStage, session: exception.session, ), ); } else { if (_lastAuthWebViewStage == currentStage) { _lastAuthWebViewStage = null; setState( () => passwordError = L10n.of(context).oopsSomethingWentWrong); return setState(() => loading = false); } _lastAuthWebViewStage = currentStage; await launch( Matrix.of(context).client.homeserver.toString() + '/_matrix/client/r0/auth/$currentStage/fallback/web?session=${exception.session}', ); if (OkCancelResult.ok == await showOkCancelAlertDialog( message: L10n.of(context).pleaseFollowInstructionsOnWeb, context: context, okLabel: L10n.of(context).next, cancelLabel: L10n.of(context).cancel, useRootNavigator: false, )) { _signUpAction( context, auth: AuthenticationData(session: exception.session), ); } else { setState(() { loading = false; passwordError = null; }); } return; } } else { setState(() => passwordError = exception.errorMessage); return setState(() => loading = false); } } catch (exception) { setState(() => passwordError = exception.toString()); return setState(() => loading = false); } await matrix.client.onLoginStateChanged.stream .firstWhere((l) => l == LoginState.logged); try { await matrix.client .setDisplayname(matrix.client.userID, widget.displayname); } catch (exception) { await FlushbarHelper.createError( message: L10n.of(context).couldNotSetDisplayname) .show(context); } if (widget.avatar != null) { try { await matrix.client.setAvatar(widget.avatar); } catch (exception) { await FlushbarHelper.createError( message: L10n.of(context).couldNotSetAvatar) .show(context); } } if (mounted) setState(() => loading = false); } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( elevation: 0, leading: loading ? Container() : BackButton(), title: Text( L10n.of(context).chooseAStrongPassword, ), ), body: ListView( padding: EdgeInsets.symmetric( horizontal: max((MediaQuery.of(context).size.width - 600) / 2, 0)), children: [ Padding( padding: const EdgeInsets.all(12.0), child: TextField( controller: passwordController, obscureText: !showPassword, autofocus: true, readOnly: loading, autocorrect: false, onSubmitted: (t) => _signUpAction(context), autofillHints: loading ? null : [AutofillHints.newPassword], decoration: InputDecoration( prefixIcon: Icon(Icons.lock_outlined), hintText: '****', errorText: passwordError, suffixIcon: IconButton( tooltip: L10n.of(context).showPassword, icon: Icon(showPassword ? Icons.visibility_off_outlined : Icons.visibility_outlined), onPressed: () => setState(() => showPassword = !showPassword), ), labelText: L10n.of(context).password), ), ), SizedBox(height: 12), Hero( tag: 'loginButton', child: Padding( padding: EdgeInsets.symmetric(horizontal: 12), child: ElevatedButton( onPressed: loading ? null : () => _signUpAction(context), child: loading ? LinearProgressIndicator() : Text( L10n.of(context).createAccountNow.toUpperCase(), style: TextStyle(color: Colors.white, fontSize: 16), ), ), ), ), ], ), ); } }