import 'dart:math'; import 'package:adaptive_page_layout/adaptive_page_layout.dart'; import 'package:famedlysdk/famedlysdk.dart'; import 'package:file_picker_cross/file_picker_cross.dart'; import 'package:fluffychat/components/matrix.dart'; import 'package:flutter/cupertino.dart'; import 'package:flutter/material.dart'; import 'package:flutter_gen/gen_l10n/l10n.dart'; import '../app_config.dart'; class SignUp extends StatefulWidget { @override _SignUpState createState() => _SignUpState(); } class _SignUpState extends State { final TextEditingController usernameController = TextEditingController(); String usernameError; bool loading = false; MatrixFile avatar; void setAvatarAction() async { var file = await FilePickerCross.importFromStorage(type: FileTypeCross.image); if (file != null) { setState( () => avatar = MatrixFile( bytes: file.toUint8List(), name: file.fileName, ), ); } } void signUpAction(BuildContext context) async { var matrix = Matrix.of(context); if (usernameController.text.isEmpty) { setState(() => usernameError = L10n.of(context).pleaseChooseAUsername); } else { setState(() => usernameError = null); } if (usernameController.text.isEmpty) { return; } setState(() => loading = true); final preferredUsername = usernameController.text.toLowerCase().trim().replaceAll(' ', '-'); try { await matrix.client.usernameAvailable(preferredUsername); } on MatrixException catch (exception) { setState(() => usernameError = exception.errorMessage); return setState(() => loading = false); } catch (exception) { setState(() => usernameError = exception.toString()); return setState(() => loading = false); } setState(() => loading = false); await AdaptivePageLayout.of(context).pushNamed( '/signup/password/${Uri.encodeComponent(preferredUsername)}/${Uri.encodeComponent(usernameController.text)}', arguments: avatar, ); } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( elevation: 0, leading: loading ? Container() : BackButton(), title: Text( Matrix.of(context) .client .homeserver .toString() .replaceFirst('https://', ''), ), ), body: ListView( padding: EdgeInsets.symmetric( horizontal: max((MediaQuery.of(context).size.width - 600) / 2, 0)), children: [ Hero( tag: 'loginBanner', child: Image.asset('assets/banner.png'), ), SizedBox(height: 16), Padding( padding: const EdgeInsets.symmetric(horizontal: 12.0), child: TextField( readOnly: loading, autocorrect: false, controller: usernameController, onSubmitted: (s) => signUpAction(context), autofillHints: loading ? null : [AutofillHints.newUsername], decoration: InputDecoration( prefixIcon: Icon(Icons.account_circle_outlined), hintText: L10n.of(context).username, errorText: usernameError, labelText: L10n.of(context).chooseAUsername, ), ), ), SizedBox(height: 8), ListTile( leading: CircleAvatar( backgroundImage: avatar == null ? null : MemoryImage(avatar.bytes), backgroundColor: avatar == null ? Theme.of(context).brightness == Brightness.dark ? Color(0xff121212) : Colors.white : Theme.of(context).secondaryHeaderColor, child: avatar == null ? Icon(Icons.camera_alt_outlined, color: Theme.of(context).primaryColor) : null, ), trailing: avatar == null ? null : Icon( Icons.close, color: Colors.red, ), title: Text(avatar == null ? L10n.of(context).setAProfilePicture : L10n.of(context).discardPicture), onTap: avatar == null ? setAvatarAction : () => setState(() => avatar = null), ), SizedBox(height: 16), Hero( tag: 'loginButton', child: Container( height: 56, padding: EdgeInsets.symmetric(horizontal: 12), child: RaisedButton( elevation: 7, color: Theme.of(context).primaryColor, shape: RoundedRectangleBorder( borderRadius: BorderRadius.circular(AppConfig.borderRadius), ), child: loading ? LinearProgressIndicator() : Text( L10n.of(context).signUp.toUpperCase(), style: TextStyle(color: Colors.white, fontSize: 16), ), onPressed: loading ? null : () => signUpAction(context), ), ), ), Center( child: FlatButton( child: Text( L10n.of(context).alreadyHaveAnAccount, style: TextStyle( decoration: TextDecoration.underline, color: Colors.blue, fontSize: 16, ), ), onPressed: () => AdaptivePageLayout.of(context).pushNamed('/login'), ), ), ]), ); } }