CakeWallet/lib/src/screens/exchange/widgets/present_provider_picker.dart
Serhii 21b86b42eb
Cw 746 improve handling of unsupported exchange provider pairs (#1994)
* Improve handling of unsupported exchange provider

* Update exchange_page.dart
2025-02-17 23:43:45 +02:00

97 lines
4 KiB
Dart

import 'package:cake_wallet/src/widgets/alert_with_one_action.dart';
import 'package:cake_wallet/themes/extensions/qr_code_theme.dart';
import 'package:cake_wallet/src/widgets/check_box_picker.dart';
import 'package:cake_wallet/utils/show_pop_up.dart';
import 'package:flutter/material.dart';
import 'package:flutter_mobx/flutter_mobx.dart';
import 'package:cake_wallet/generated/i18n.dart';
import 'package:cake_wallet/view_model/exchange/exchange_view_model.dart';
class PresentProviderPicker extends StatelessWidget {
PresentProviderPicker({required this.exchangeViewModel});
final ExchangeViewModel exchangeViewModel;
@override
Widget build(BuildContext context) {
final arrowBottom = Image.asset(
'assets/images/arrow_bottom_purple_icon.png',
color: Colors.white,
height: 6);
return TextButton(
onPressed: () => presentProviderPicker(context),
style: ButtonStyle(
padding: MaterialStateProperty.all(EdgeInsets.zero),
splashFactory: NoSplash.splashFactory,
foregroundColor: MaterialStateProperty.all(Colors.transparent),
overlayColor: MaterialStateProperty.all(Colors.transparent),
),
child: Row(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Column(
crossAxisAlignment: CrossAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Text(S.of(context).exchange,
style: TextStyle(
fontSize: 16.0,
fontWeight: FontWeight.w600,
color: Colors.white)),
Observer(
builder: (_) => Text(
exchangeViewModel.selectedProviders.isEmpty
? S.of(context).choose_one
: exchangeViewModel.selectedProviders.length > 1
? S.of(context).automatic
: exchangeViewModel.selectedProviders.first.title,
style: TextStyle(
fontSize: 10.0,
fontWeight: FontWeight.w500,
color: Theme.of(context).extension<QRCodeTheme>()!.qrCodeColor)))
],
),
SizedBox(width: 5),
Padding(
padding: EdgeInsets.only(top: 12),
child: arrowBottom,
)
],
));
}
void presentProviderPicker(BuildContext context) async {
await showPopUp<void>(
builder: (BuildContext popUpContext) => CheckBoxPicker(
items: exchangeViewModel.providerList
.map((e) => CheckBoxItem(
e.title,
exchangeViewModel.selectedProviders.contains(e),
isDisabled: !exchangeViewModel.providersForCurrentPair().contains(e),
))
.toList(),
title: S.of(context).change_exchange_provider,
onChanged: (int index, bool value) {
if (!exchangeViewModel.providerList[index].isAvailable) {
showPopUp<void>(
builder: (BuildContext popUpContext) => AlertWithOneAction(
alertTitle: 'Error',
alertContent: 'The exchange is blocked in your region.',
buttonText: S.of(context).ok,
buttonAction: () => Navigator.of(context).pop()),
context: context);
return;
}
if (value) {
exchangeViewModel.addExchangeProvider(exchangeViewModel.providerList[index]);
} else {
exchangeViewModel.removeExchangeProvider(exchangeViewModel.providerList[index]);
}
}),
context: context);
exchangeViewModel.saveSelectedProviders();
}
}