import 'dart:io'; import 'dart:math'; import 'package:famedlysdk/famedlysdk.dart'; import 'package:fluffychat/components/matrix.dart'; import 'package:fluffychat/utils/app_route.dart'; import 'package:fluffychat/views/login.dart'; import 'package:fluffychat/views/sign_up_password.dart'; import 'package:flutter/cupertino.dart'; import 'package:flutter/material.dart'; import 'package:image_picker/image_picker.dart'; class SignUp extends StatefulWidget { @override _SignUpState createState() => _SignUpState(); } class _SignUpState extends State { final TextEditingController usernameController = TextEditingController(); final TextEditingController serverController = TextEditingController(text: "matrix.org"); String usernameError; String serverError; bool loading = false; File avatar; void setAvatarAction() async { File file = await ImagePicker.pickImage( source: ImageSource.gallery, maxHeight: 512, maxWidth: 512, imageQuality: 50, ); if (file != null) setState(() => avatar = file); } void signUpAction(BuildContext context) async { MatrixState matrix = Matrix.of(context); if (usernameController.text.isEmpty) { setState(() => usernameError = "Please choose a username."); } else { setState(() => usernameError = null); } serverError = null; if (usernameController.text.isEmpty) { return; } final String preferredUsername = usernameController.text.toLowerCase().replaceAll(" ", "-"); String homeserver = serverController.text; if (homeserver.isEmpty) homeserver = defaultHomeserver; if (!homeserver.startsWith("https://")) { homeserver = "https://" + homeserver; } try { print("[Sign Up] Check server..."); setState(() => loading = true); if (!await matrix.client.checkServer(homeserver)) { setState(() => serverError = "Homeserver is not compatible."); return setState(() => loading = false); } } catch (exception) { setState(() => serverError = "Connection attempt failed!"); return setState(() => loading = false); } try { print("[Sign Up] Check if username is available..."); 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 Navigator.of(context).push( AppRoute.defaultRoute( context, SignUpPassword(preferredUsername, avatar: avatar, displayname: usernameController.text), ), ); } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: TextField( controller: serverController, decoration: InputDecoration( icon: Icon(Icons.domain), hintText: "matrix.org", errorText: serverError, errorMaxLines: 1, prefixText: "https://", labelText: serverError == null ? "Homeserver" : serverError), ), ), body: ListView( padding: EdgeInsets.symmetric( vertical: 16, horizontal: max((MediaQuery.of(context).size.width - 600) / 2, 16)), children: [ Image.asset("assets/fluffychat-banner.png"), ListTile( leading: CircleAvatar( backgroundImage: avatar == null ? null : FileImage(avatar), backgroundColor: avatar == null ? Colors.green : Theme.of(context).secondaryHeaderColor, child: avatar == null ? Icon(Icons.camera_alt) : null, ), trailing: avatar == null ? null : Icon( Icons.close, color: Colors.red, ), title: Text( avatar == null ? "Set a profile picture" : "Discard picture"), onTap: avatar == null ? setAvatarAction : () => setState(() => avatar = null), ), ListTile( leading: CircleAvatar( backgroundColor: Colors.blue, child: Icon(Icons.account_box), ), title: TextField( controller: usernameController, onSubmitted: (s) => signUpAction(context), decoration: InputDecoration( hintText: "Username", errorText: usernameError, labelText: "Choose a username"), ), ), SizedBox(height: 20), Container( height: 50, child: RaisedButton( elevation: 7, color: Theme.of(context).primaryColor, shape: RoundedRectangleBorder( borderRadius: BorderRadius.circular(50), ), child: loading ? CircularProgressIndicator() : Text( "Sign up", style: TextStyle(color: Colors.white, fontSize: 16), ), onPressed: () => signUpAction(context), ), ), Center( child: FlatButton( child: Text( "Already have an account?", style: TextStyle( decoration: TextDecoration.underline, color: Colors.blue, ), ), onPressed: () => Navigator.of(context).push( AppRoute.defaultRoute( context, Login(), ), ), ), ), ]), ); } }