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refactor: MVC sign up view

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This commit is contained in:
Christian Pauly 2021-04-12 17:31:53 +02:00
commit 6b9f1476db
7 changed files with 121 additions and 80 deletions
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167
lib/views/sign_up.dart
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@ -1,167 +0,0 @@
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/views/widgets/fluffy_banner.dart';
import 'package:fluffychat/views/widgets/matrix.dart';
import 'package:fluffychat/views/widgets/one_page_card.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
class SignUp extends StatefulWidget {
@override
_SignUpState createState() => _SignUpState();
}
class _SignUpState extends State<SignUp> {
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 OnePageCard(
child: Scaffold(
appBar: AppBar(
elevation: 0,
leading: loading ? Container() : BackButton(),
title: Text(
Matrix.of(context)
.client
.homeserver
.toString()
.replaceFirst('https://', ''),
),
),
body: ListView(children: <Widget>[
Hero(
tag: 'loginBanner',
child: FluffyBanner(),
),
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: Padding(
padding: EdgeInsets.symmetric(horizontal: 12),
child: ElevatedButton(
onPressed: loading ? null : () => signUpAction(context),
child: loading
? LinearProgressIndicator()
: Text(
L10n.of(context).signUp.toUpperCase(),
style: TextStyle(color: Colors.white, fontSize: 16),
),
),
),
),
Center(
child: TextButton(
onPressed: () =>
AdaptivePageLayout.of(context).pushNamed('/login'),
child: Text(
L10n.of(context).alreadyHaveAnAccount,
style: TextStyle(
decoration: TextDecoration.underline,
color: Colors.blue,
fontSize: 16,
),
),
),
),
]),
),
);
}
}