veilidchat/lib/contact_invitation/views/contact_invitation_display.dart
2024-02-29 14:37:50 -05:00

137 lines
4.7 KiB
Dart

import 'dart:math';
import 'package:awesome_extensions/awesome_extensions.dart';
import 'package:basic_utils/basic_utils.dart';
import 'package:bloc_tools/bloc_tools.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_translate/flutter_translate.dart';
import 'package:provider/provider.dart';
import 'package:qr_flutter/qr_flutter.dart';
import 'package:veilid_support/veilid_support.dart';
import '../../tools/tools.dart';
class InvitationGeneratorCubit extends FutureCubit<Uint8List> {
InvitationGeneratorCubit(super.fut);
}
class ContactInvitationDisplayDialog extends StatefulWidget {
const ContactInvitationDisplayDialog({
required this.message,
super.key,
});
final String message;
@override
State<ContactInvitationDisplayDialog> createState() =>
_ContactInvitationDisplayDialogState();
@override
void debugFillProperties(DiagnosticPropertiesBuilder properties) {
super.debugFillProperties(properties);
properties.add(StringProperty('message', message));
}
}
class _ContactInvitationDisplayDialogState
extends State<ContactInvitationDisplayDialog> {
final focusNode = FocusNode();
final formKey = GlobalKey<FormState>();
@override
void initState() {
super.initState();
}
@override
void dispose() {
focusNode.dispose();
super.dispose();
}
String makeTextInvite(String message, Uint8List data) {
final invite = StringUtils.addCharAtPosition(
base64UrlNoPadEncode(data), '\n', 40,
repeat: true);
final msg = message.isNotEmpty ? '$message\n' : '';
return '$msg'
'--- BEGIN VEILIDCHAT CONTACT INVITE ----\n'
'$invite\n'
'---- END VEILIDCHAT CONTACT INVITE -----\n';
}
@override
// ignore: prefer_expression_function_bodies
Widget build(BuildContext context) {
final theme = Theme.of(context);
//final scale = theme.extension<ScaleScheme>()!;
final textTheme = theme.textTheme;
final signedContactInvitationBytesV =
context.watch<InvitationGeneratorCubit>().state;
final cardsize =
min<double>(MediaQuery.of(context).size.shortestSide - 48.0, 400);
return Dialog(
backgroundColor: Colors.white,
child: ConstrainedBox(
constraints: BoxConstraints(
minWidth: cardsize,
maxWidth: cardsize,
minHeight: cardsize,
maxHeight: cardsize),
child: signedContactInvitationBytesV.when(
loading: buildProgressIndicator,
data: (data) => Form(
key: formKey,
child: Column(children: [
FittedBox(
child: Text(
translate(
'send_invite_dialog.contact_invitation'),
style: textTheme.headlineSmall!
.copyWith(color: Colors.black)))
.paddingAll(8),
FittedBox(
child: QrImageView.withQr(
size: 300,
qr: QrCode.fromUint8List(
data: data,
errorCorrectLevel:
QrErrorCorrectLevel.L)))
.expanded(),
Text(widget.message,
softWrap: true,
style: textTheme.labelLarge!
.copyWith(color: Colors.black))
.paddingAll(8),
ElevatedButton.icon(
icon: const Icon(Icons.copy),
label: Text(
translate('send_invite_dialog.copy_invitation')),
onPressed: () async {
showInfoToast(
context,
translate(
'send_invite_dialog.invitation_copied'));
await Clipboard.setData(ClipboardData(
text: makeTextInvite(widget.message, data)));
},
).paddingAll(16),
])),
error: errorPage)));
}
@override
void debugFillProperties(DiagnosticPropertiesBuilder properties) {
super.debugFillProperties(properties);
properties
..add(DiagnosticsProperty<FocusNode>('focusNode', focusNode))
..add(DiagnosticsProperty<GlobalKey<FormState>>('formKey', formKey));
}
}