mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-12-23 11:59:30 +00:00
only show exchanges supported by selected aggregate currency pair based on exchange flow type
This commit is contained in:
julian
parent
b1c8a56ba6
commit
4630d616cd
5 changed files with 543 additions and 432 deletions
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@ -19,8 +19,22 @@ class AggregateCurrency {
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}
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String get ticker => _map.values.first!.ticker;
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String get name => _map.values.first!.name;
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String get image => _map.values.first!.image;
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SupportedRateType get rateType => _map.values.first!.rateType;
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bool get isStackCoin => _map.values.first!.isStackCoin;
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@override
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String toString() {
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String str = "AggregateCurrency: {";
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for (final key in _map.keys) {
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str += " $key: ${_map[key]},";
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}
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str += " }";
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return str;
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}
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}
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@ -3,7 +3,9 @@ import 'package:flutter/foundation.dart';
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import 'package:stackwallet/models/exchange/aggregate_currency.dart';
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import 'package:stackwallet/models/exchange/response_objects/estimate.dart';
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import 'package:stackwallet/pages/exchange_view/sub_widgets/exchange_rate_sheet.dart';
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import 'package:stackwallet/services/exchange/change_now/change_now_exchange.dart';
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import 'package:stackwallet/services/exchange/exchange.dart';
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import 'package:stackwallet/services/exchange/majestic_bank/majestic_bank_exchange.dart';
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import 'package:stackwallet/utilities/logger.dart';
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class ExchangeFormState extends ChangeNotifier {
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@ -323,6 +325,29 @@ class ExchangeFormState extends ChangeNotifier {
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required bool shouldNotifyListeners,
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}) async {
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try {
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switch (exchange.name) {
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case ChangeNowExchange.exchangeName:
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if (!_exchangeSupported(
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exchangeName: exchange.name,
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sendCurrency: sendCurrency,
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receiveCurrency: receiveCurrency,
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exchangeRateType: exchangeRateType,
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)) {
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_exchange = MajesticBankExchange.instance;
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}
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break;
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case MajesticBankExchange.exchangeName:
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if (!_exchangeSupported(
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exchangeName: exchange.name,
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sendCurrency: sendCurrency,
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receiveCurrency: receiveCurrency,
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exchangeRateType: exchangeRateType,
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)) {
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_exchange = ChangeNowExchange.instance;
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}
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break;
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}
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await _updateRanges(shouldNotifyListeners: false);
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await _updateEstimate(shouldNotifyListeners: false);
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if (shouldNotifyListeners) {
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@ -452,6 +477,25 @@ class ExchangeFormState extends ChangeNotifier {
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notifyListeners();
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}
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bool _exchangeSupported({
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required String exchangeName,
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required AggregateCurrency? sendCurrency,
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required AggregateCurrency? receiveCurrency,
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required ExchangeRateType exchangeRateType,
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}) {
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final send = sendCurrency?.forExchange(exchangeName);
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if (send == null) return false;
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final rcv = receiveCurrency?.forExchange(exchangeName);
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if (rcv == null) return false;
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if (exchangeRateType == ExchangeRateType.fixed) {
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return send.supportsFixedRate && rcv.supportsFixedRate;
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} else {
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return send.supportsEstimatedRate && rcv.supportsEstimatedRate;
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}
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}
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@override
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String toString() {
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return "{"
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@ -44,6 +44,12 @@ class Currency {
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@Index()
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final bool isStackCoin;
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@ignore
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bool get supportsFixedRate => rateType == SupportedRateType.fixed || rateType == SupportedRateType.both;
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@ignore
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bool get supportsEstimatedRate => rateType == SupportedRateType.estimated || rateType == SupportedRateType.both;
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Currency({
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required this.exchangeName,
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required this.ticker,
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@ -862,10 +862,6 @@ class _ExchangeFormState extends ConsumerState<ExchangeForm> {
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if (ref.watch(exchangeFormStateProvider).sendAmount != null &&
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ref.watch(exchangeFormStateProvider).sendAmount != Decimal.zero)
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ExchangeProviderOptions(
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from: ref.watch(exchangeFormStateProvider).fromTicker,
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to: ref.watch(exchangeFormStateProvider).toTicker,
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fromAmount: ref.watch(exchangeFormStateProvider).sendAmount,
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toAmount: ref.watch(exchangeFormStateProvider).receiveAmount,
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fixedRate: rateType == ExchangeRateType.fixed,
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reversed: ref.watch(
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exchangeFormStateProvider.select((value) => value.reversed)),
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@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:flutter_svg/svg.dart';
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import 'package:stackwallet/exceptions/exchange/pair_unavailable_exception.dart';
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import 'package:stackwallet/models/exchange/aggregate_currency.dart';
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import 'package:stackwallet/models/exchange/response_objects/estimate.dart';
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import 'package:stackwallet/providers/providers.dart';
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import 'package:stackwallet/services/exchange/change_now/change_now_exchange.dart';
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@ -20,27 +21,62 @@ import 'package:stackwallet/widgets/animated_text.dart';
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import 'package:stackwallet/widgets/conditional_parent.dart';
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import 'package:stackwallet/widgets/rounded_white_container.dart';
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class ExchangeProviderOptions extends ConsumerWidget {
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class ExchangeProviderOptions extends ConsumerStatefulWidget {
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const ExchangeProviderOptions({
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Key? key,
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required this.from,
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required this.to,
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required this.fromAmount,
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required this.toAmount,
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required this.fixedRate,
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required this.reversed,
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}) : super(key: key);
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final String? from;
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final String? to;
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final Decimal? fromAmount;
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final Decimal? toAmount;
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final bool fixedRate;
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final bool reversed;
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final isDesktop = Util.isDesktop;
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ConsumerState<ExchangeProviderOptions> createState() =>
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_ExchangeProviderOptionsState();
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}
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class _ExchangeProviderOptionsState
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extends ConsumerState<ExchangeProviderOptions> {
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final isDesktop = Util.isDesktop;
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bool exchangeSupported({
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required String exchangeName,
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required AggregateCurrency? sendCurrency,
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required AggregateCurrency? receiveCurrency,
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}) {
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final send = sendCurrency?.forExchange(exchangeName);
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if (send == null) return false;
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final rcv = receiveCurrency?.forExchange(exchangeName);
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if (rcv == null) return false;
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if (widget.fixedRate) {
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return send.supportsFixedRate && rcv.supportsFixedRate;
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} else {
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return send.supportsEstimatedRate && rcv.supportsEstimatedRate;
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}
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}
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@override
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Widget build(BuildContext context) {
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final sendCurrency = ref.watch(exchangeFormStateProvider).sendCurrency;
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final receivingCurrency =
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ref.watch(exchangeFormStateProvider).receiveCurrency;
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final fromAmount = ref.watch(exchangeFormStateProvider).sendAmount;
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final toAmount = ref.watch(exchangeFormStateProvider).receiveAmount;
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final showChangeNow = exchangeSupported(
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exchangeName: ChangeNowExchange.exchangeName,
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sendCurrency: sendCurrency,
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receiveCurrency: receivingCurrency,
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);
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final showMajesticBank = exchangeSupported(
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exchangeName: MajesticBankExchange.exchangeName,
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sendCurrency: sendCurrency,
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receiveCurrency: receivingCurrency,
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);
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return RoundedWhiteContainer(
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padding: isDesktop ? const EdgeInsets.all(0) : const EdgeInsets.all(12),
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borderColor: isDesktop
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@ -48,181 +84,203 @@ class ExchangeProviderOptions extends ConsumerWidget {
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: null,
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child: Column(
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children: [
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ConditionalParent(
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condition: isDesktop,
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builder: (child) => MouseRegion(
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cursor: SystemMouseCursors.click,
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child: child,
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),
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child: GestureDetector(
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onTap: () {
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if (ref.read(currentExchangeNameStateProvider.state).state !=
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ChangeNowExchange.exchangeName) {
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ref.read(currentExchangeNameStateProvider.state).state =
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ChangeNowExchange.exchangeName;
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ref.read(exchangeFormStateProvider).updateExchange(
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exchange: ref.read(exchangeProvider),
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shouldUpdateData: true,
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shouldNotifyListeners: true,
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);
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}
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},
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child: Container(
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color: Colors.transparent,
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child: Padding(
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padding: isDesktop
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? const EdgeInsets.all(16)
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: const EdgeInsets.all(0),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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SizedBox(
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width: 20,
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height: 20,
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child: Padding(
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padding:
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EdgeInsets.only(top: isDesktop ? 20.0 : 15.0),
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child: Radio(
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activeColor: Theme.of(context)
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.extension<StackColors>()!
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.radioButtonIconEnabled,
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value: ChangeNowExchange.exchangeName,
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groupValue: ref
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.watch(currentExchangeNameStateProvider.state)
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.state,
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onChanged: (_) {
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// if (value is String) {
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// ref
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// .read(
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// currentExchangeNameStateProvider.state)
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// .state = value;
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// ref
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// .read(exchangeFormStateProvider(ref
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// .read(prefsChangeNotifierProvider)
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// .exchangeRateType))
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// .exchange =
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// Exchange.fromName(ref
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// .read(currentExchangeNameStateProvider
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// .state)
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// .state);
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// }
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},
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if (showChangeNow)
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ConditionalParent(
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condition: isDesktop,
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builder: (child) => MouseRegion(
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cursor: SystemMouseCursors.click,
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child: child,
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),
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child: GestureDetector(
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onTap: () {
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if (ref.read(currentExchangeNameStateProvider.state).state !=
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ChangeNowExchange.exchangeName) {
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ref.read(currentExchangeNameStateProvider.state).state =
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ChangeNowExchange.exchangeName;
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ref.read(exchangeFormStateProvider).updateExchange(
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exchange: ref.read(exchangeProvider),
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shouldUpdateData: true,
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shouldNotifyListeners: true,
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);
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}
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},
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child: Container(
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color: Colors.transparent,
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child: Padding(
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padding: isDesktop
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? const EdgeInsets.all(16)
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: const EdgeInsets.all(0),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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SizedBox(
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width: 20,
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height: 20,
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child: Padding(
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padding:
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EdgeInsets.only(top: isDesktop ? 20.0 : 15.0),
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child: Radio(
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activeColor: Theme.of(context)
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.extension<StackColors>()!
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.radioButtonIconEnabled,
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value: ChangeNowExchange.exchangeName,
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groupValue: ref
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.watch(currentExchangeNameStateProvider.state)
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.state,
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onChanged: (_) {
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if (ref
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.read(currentExchangeNameStateProvider
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.state)
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.state !=
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ChangeNowExchange.exchangeName) {
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ref
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.read(currentExchangeNameStateProvider
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.state)
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.state = ChangeNowExchange.exchangeName;
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ref
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.read(exchangeFormStateProvider)
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.updateExchange(
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exchange: ref.read(exchangeProvider),
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shouldUpdateData: true,
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shouldNotifyListeners: true,
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);
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}
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},
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),
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),
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),
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),
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const SizedBox(
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width: 14,
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),
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Padding(
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padding: const EdgeInsets.only(top: 5.0),
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child: SizedBox(
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width: isDesktop ? 32 : 24,
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height: isDesktop ? 32 : 24,
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child: SvgPicture.asset(
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Assets.exchange.changeNow,
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const SizedBox(
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width: 14,
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),
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Padding(
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padding: const EdgeInsets.only(top: 5.0),
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child: SizedBox(
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width: isDesktop ? 32 : 24,
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height: isDesktop ? 32 : 24,
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child: SvgPicture.asset(
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Assets.exchange.changeNow,
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width: isDesktop ? 32 : 24,
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height: isDesktop ? 32 : 24,
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),
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),
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),
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),
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const SizedBox(
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width: 10,
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),
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Expanded(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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ChangeNowExchange.exchangeName,
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style: STextStyles.titleBold12(context).copyWith(
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color: Theme.of(context)
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.extension<StackColors>()!
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.textDark2,
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),
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),
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if (from != null &&
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to != null &&
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toAmount != null &&
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toAmount! > Decimal.zero &&
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fromAmount != null &&
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fromAmount! > Decimal.zero)
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FutureBuilder(
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future: ChangeNowExchange.instance.getEstimate(
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from!,
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to!,
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reversed ? toAmount! : fromAmount!,
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fixedRate,
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reversed,
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const SizedBox(
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width: 10,
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),
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Expanded(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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ChangeNowExchange.exchangeName,
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style:
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STextStyles.titleBold12(context).copyWith(
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color: Theme.of(context)
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.extension<StackColors>()!
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.textDark2,
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),
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builder: (context,
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AsyncSnapshot<ExchangeResponse<Estimate>>
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snapshot) {
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if (snapshot.connectionState ==
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ConnectionState.done &&
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snapshot.hasData) {
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final estimate = snapshot.data?.value;
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if (estimate != null) {
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Decimal rate;
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if (estimate.reversed) {
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rate = (toAmount! /
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estimate.estimatedAmount)
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.toDecimal(
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scaleOnInfinitePrecision: 12);
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} else {
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rate = (estimate.estimatedAmount /
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fromAmount!)
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.toDecimal(
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scaleOnInfinitePrecision: 12);
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}
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Coin coin;
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try {
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coin =
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coinFromTickerCaseInsensitive(to!);
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} catch (_) {
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coin = Coin.bitcoin;
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}
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),
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if (sendCurrency != null &&
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receivingCurrency != null &&
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toAmount != null &&
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toAmount > Decimal.zero &&
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fromAmount != null &&
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fromAmount > Decimal.zero)
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FutureBuilder(
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future:
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ChangeNowExchange.instance.getEstimate(
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sendCurrency.ticker,
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receivingCurrency.ticker,
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widget.reversed ? toAmount : fromAmount,
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widget.fixedRate,
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widget.reversed,
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),
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builder: (context,
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AsyncSnapshot<ExchangeResponse<Estimate>>
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snapshot) {
|
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if (snapshot.connectionState ==
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ConnectionState.done &&
|
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snapshot.hasData) {
|
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final estimate = snapshot.data?.value;
|
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if (estimate != null) {
|
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Decimal rate;
|
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if (estimate.reversed) {
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rate = (toAmount /
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estimate.estimatedAmount)
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.toDecimal(
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scaleOnInfinitePrecision: 12);
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} else {
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rate = (estimate.estimatedAmount /
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fromAmount)
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.toDecimal(
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scaleOnInfinitePrecision: 12);
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}
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Coin coin;
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try {
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coin = coinFromTickerCaseInsensitive(
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receivingCurrency.ticker);
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} catch (_) {
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coin = Coin.bitcoin;
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}
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return Text(
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"1 ${from!.toUpperCase()} ~ ${Format.localizedStringAsFixed(
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value: rate,
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locale: ref.watch(
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localeServiceChangeNotifierProvider
|
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.select(
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(value) => value.locale),
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return Text(
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"1 ${sendCurrency.ticker.toUpperCase()} ~ ${Format.localizedStringAsFixed(
|
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value: rate,
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locale: ref.watch(
|
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localeServiceChangeNotifierProvider
|
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.select(
|
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(value) => value.locale),
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),
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decimalPlaces:
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Constants.decimalPlacesForCoin(
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coin),
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)} ${receivingCurrency.ticker.toUpperCase()}",
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style: STextStyles.itemSubtitle12(
|
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context)
|
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.copyWith(
|
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color: Theme.of(context)
|
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.extension<StackColors>()!
|
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.textSubtitle1,
|
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),
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decimalPlaces:
|
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Constants.decimalPlacesForCoin(
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coin),
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)} ${to!.toUpperCase()}",
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style:
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STextStyles.itemSubtitle12(context)
|
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.copyWith(
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color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
} else if (snapshot.data?.exception
|
||||
is PairUnavailableException) {
|
||||
return Text(
|
||||
"Unsupported pair",
|
||||
style:
|
||||
STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
);
|
||||
} else if (snapshot.data?.exception
|
||||
is PairUnavailableException) {
|
||||
return Text(
|
||||
"Unsupported pair",
|
||||
style: STextStyles.itemSubtitle12(
|
||||
context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
} else {
|
||||
Logging.instance.log(
|
||||
"$runtimeType failed to fetch rate for ChangeNOW: ${snapshot.data}",
|
||||
level: LogLevel.Warning,
|
||||
);
|
||||
return Text(
|
||||
"Failed to fetch rate",
|
||||
style: STextStyles.itemSubtitle12(
|
||||
context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
}
|
||||
} else {
|
||||
Logging.instance.log(
|
||||
"$runtimeType failed to fetch rate for ChangeNOW: ${snapshot.data}",
|
||||
level: LogLevel.Warning,
|
||||
);
|
||||
return Text(
|
||||
"Failed to fetch rate",
|
||||
return AnimatedText(
|
||||
stringsToLoopThrough: const [
|
||||
"Loading",
|
||||
"Loading.",
|
||||
"Loading..",
|
||||
"Loading...",
|
||||
],
|
||||
style:
|
||||
STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
|
|
@ -232,233 +290,242 @@ class ExchangeProviderOptions extends ConsumerWidget {
|
|||
),
|
||||
);
|
||||
}
|
||||
} else {
|
||||
return AnimatedText(
|
||||
stringsToLoopThrough: const [
|
||||
"Loading",
|
||||
"Loading.",
|
||||
"Loading..",
|
||||
"Loading...",
|
||||
],
|
||||
style: STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
}
|
||||
},
|
||||
),
|
||||
if (!(from != null &&
|
||||
to != null &&
|
||||
toAmount != null &&
|
||||
toAmount! > Decimal.zero &&
|
||||
fromAmount != null &&
|
||||
fromAmount! > Decimal.zero))
|
||||
Text(
|
||||
"n/a",
|
||||
style: STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
},
|
||||
),
|
||||
),
|
||||
],
|
||||
if (!(sendCurrency != null &&
|
||||
receivingCurrency != null &&
|
||||
toAmount != null &&
|
||||
toAmount > Decimal.zero &&
|
||||
fromAmount != null &&
|
||||
fromAmount > Decimal.zero))
|
||||
Text(
|
||||
"n/a",
|
||||
style: STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
if (isDesktop)
|
||||
Container(
|
||||
height: 1,
|
||||
color: Theme.of(context).extension<StackColors>()!.background,
|
||||
),
|
||||
if (!isDesktop)
|
||||
const SizedBox(
|
||||
height: 16,
|
||||
),
|
||||
ConditionalParent(
|
||||
condition: isDesktop,
|
||||
builder: (child) => MouseRegion(
|
||||
cursor: SystemMouseCursors.click,
|
||||
child: child,
|
||||
),
|
||||
child: GestureDetector(
|
||||
onTap: () {
|
||||
if (ref.read(currentExchangeNameStateProvider.state).state !=
|
||||
MajesticBankExchange.exchangeName) {
|
||||
ref.read(currentExchangeNameStateProvider.state).state =
|
||||
MajesticBankExchange.exchangeName;
|
||||
ref.read(exchangeFormStateProvider).updateExchange(
|
||||
exchange: ref.read(exchangeProvider),
|
||||
shouldUpdateData: true,
|
||||
shouldNotifyListeners: true,
|
||||
);
|
||||
}
|
||||
},
|
||||
child: Container(
|
||||
color: Colors.transparent,
|
||||
child: Padding(
|
||||
padding: isDesktop
|
||||
? const EdgeInsets.all(16)
|
||||
: const EdgeInsets.all(0),
|
||||
child: Row(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 20,
|
||||
height: 20,
|
||||
child: Padding(
|
||||
padding:
|
||||
EdgeInsets.only(top: isDesktop ? 20.0 : 15.0),
|
||||
child: Radio(
|
||||
activeColor: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.radioButtonIconEnabled,
|
||||
value: MajesticBankExchange.exchangeName,
|
||||
groupValue: ref
|
||||
.watch(currentExchangeNameStateProvider.state)
|
||||
.state,
|
||||
onChanged: (_) {
|
||||
// if (value is String) {
|
||||
// ref
|
||||
// .read(
|
||||
// currentExchangeNameStateProvider.state)
|
||||
// .state = value;
|
||||
// ref
|
||||
// .read(exchangeFormStateProvider(ref
|
||||
// .read(prefsChangeNotifierProvider)
|
||||
// .exchangeRateType))
|
||||
// .exchange =
|
||||
// Exchange.fromName(ref
|
||||
// .read(currentExchangeNameStateProvider
|
||||
// .state)
|
||||
// .state);
|
||||
// }
|
||||
},
|
||||
|
||||
if (showChangeNow && showMajesticBank)
|
||||
isDesktop
|
||||
? Container(
|
||||
height: 1,
|
||||
color:
|
||||
Theme.of(context).extension<StackColors>()!.background,
|
||||
)
|
||||
: const SizedBox(
|
||||
height: 16,
|
||||
),
|
||||
|
||||
if (showMajesticBank)
|
||||
ConditionalParent(
|
||||
condition: isDesktop,
|
||||
builder: (child) => MouseRegion(
|
||||
cursor: SystemMouseCursors.click,
|
||||
child: child,
|
||||
),
|
||||
child: GestureDetector(
|
||||
onTap: () {
|
||||
if (ref.read(currentExchangeNameStateProvider.state).state !=
|
||||
MajesticBankExchange.exchangeName) {
|
||||
ref.read(currentExchangeNameStateProvider.state).state =
|
||||
MajesticBankExchange.exchangeName;
|
||||
ref.read(exchangeFormStateProvider).updateExchange(
|
||||
exchange: ref.read(exchangeProvider),
|
||||
shouldUpdateData: true,
|
||||
shouldNotifyListeners: true,
|
||||
);
|
||||
}
|
||||
},
|
||||
child: Container(
|
||||
color: Colors.transparent,
|
||||
child: Padding(
|
||||
padding: isDesktop
|
||||
? const EdgeInsets.all(16)
|
||||
: const EdgeInsets.all(0),
|
||||
child: Row(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 20,
|
||||
height: 20,
|
||||
child: Padding(
|
||||
padding:
|
||||
EdgeInsets.only(top: isDesktop ? 20.0 : 15.0),
|
||||
child: Radio(
|
||||
activeColor: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.radioButtonIconEnabled,
|
||||
value: MajesticBankExchange.exchangeName,
|
||||
groupValue: ref
|
||||
.watch(currentExchangeNameStateProvider.state)
|
||||
.state,
|
||||
onChanged: (_) {
|
||||
if (ref
|
||||
.read(currentExchangeNameStateProvider
|
||||
.state)
|
||||
.state !=
|
||||
MajesticBankExchange.exchangeName) {
|
||||
ref
|
||||
.read(currentExchangeNameStateProvider
|
||||
.state)
|
||||
.state =
|
||||
MajesticBankExchange.exchangeName;
|
||||
ref
|
||||
.read(exchangeFormStateProvider)
|
||||
.updateExchange(
|
||||
exchange: ref.read(exchangeProvider),
|
||||
shouldUpdateData: true,
|
||||
shouldNotifyListeners: true,
|
||||
);
|
||||
}
|
||||
},
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
const SizedBox(
|
||||
width: 14,
|
||||
),
|
||||
Padding(
|
||||
padding: const EdgeInsets.only(top: 5.0),
|
||||
child: SizedBox(
|
||||
width: isDesktop ? 32 : 24,
|
||||
height: isDesktop ? 32 : 24,
|
||||
child: SvgPicture.asset(
|
||||
Assets.exchange.majesticBankBlue,
|
||||
const SizedBox(
|
||||
width: 14,
|
||||
),
|
||||
Padding(
|
||||
padding: const EdgeInsets.only(top: 5.0),
|
||||
child: SizedBox(
|
||||
width: isDesktop ? 32 : 24,
|
||||
height: isDesktop ? 32 : 24,
|
||||
child: SvgPicture.asset(
|
||||
Assets.exchange.majesticBankBlue,
|
||||
width: isDesktop ? 32 : 24,
|
||||
height: isDesktop ? 32 : 24,
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
const SizedBox(
|
||||
width: 10,
|
||||
),
|
||||
Expanded(
|
||||
child: Column(
|
||||
mainAxisAlignment: MainAxisAlignment.start,
|
||||
mainAxisSize: MainAxisSize.min,
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Text(
|
||||
MajesticBankExchange.exchangeName,
|
||||
style: STextStyles.titleBold12(context).copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textDark2,
|
||||
),
|
||||
),
|
||||
if (from != null &&
|
||||
to != null &&
|
||||
toAmount != null &&
|
||||
toAmount! > Decimal.zero &&
|
||||
fromAmount != null &&
|
||||
fromAmount! > Decimal.zero)
|
||||
FutureBuilder(
|
||||
future:
|
||||
MajesticBankExchange.instance.getEstimate(
|
||||
from!,
|
||||
to!,
|
||||
reversed ? toAmount! : fromAmount!,
|
||||
fixedRate,
|
||||
reversed,
|
||||
const SizedBox(
|
||||
width: 10,
|
||||
),
|
||||
Expanded(
|
||||
child: Column(
|
||||
mainAxisAlignment: MainAxisAlignment.start,
|
||||
mainAxisSize: MainAxisSize.min,
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Text(
|
||||
MajesticBankExchange.exchangeName,
|
||||
style:
|
||||
STextStyles.titleBold12(context).copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textDark2,
|
||||
),
|
||||
builder: (context,
|
||||
AsyncSnapshot<ExchangeResponse<Estimate>>
|
||||
snapshot) {
|
||||
if (snapshot.connectionState ==
|
||||
ConnectionState.done &&
|
||||
snapshot.hasData) {
|
||||
final estimate = snapshot.data?.value;
|
||||
if (estimate != null) {
|
||||
Decimal rate;
|
||||
if (estimate.reversed) {
|
||||
rate = (toAmount! /
|
||||
estimate.estimatedAmount)
|
||||
.toDecimal(
|
||||
scaleOnInfinitePrecision: 12);
|
||||
} else {
|
||||
rate = (estimate.estimatedAmount /
|
||||
fromAmount!)
|
||||
.toDecimal(
|
||||
scaleOnInfinitePrecision: 12);
|
||||
}
|
||||
Coin coin;
|
||||
try {
|
||||
coin =
|
||||
coinFromTickerCaseInsensitive(to!);
|
||||
} catch (_) {
|
||||
coin = Coin.bitcoin;
|
||||
}
|
||||
),
|
||||
if (sendCurrency != null &&
|
||||
receivingCurrency != null &&
|
||||
toAmount != null &&
|
||||
toAmount > Decimal.zero &&
|
||||
fromAmount != null &&
|
||||
fromAmount > Decimal.zero)
|
||||
FutureBuilder(
|
||||
future:
|
||||
MajesticBankExchange.instance.getEstimate(
|
||||
sendCurrency.ticker,
|
||||
receivingCurrency.ticker,
|
||||
widget.reversed ? toAmount : fromAmount,
|
||||
widget.fixedRate,
|
||||
widget.reversed,
|
||||
),
|
||||
builder: (context,
|
||||
AsyncSnapshot<ExchangeResponse<Estimate>>
|
||||
snapshot) {
|
||||
if (snapshot.connectionState ==
|
||||
ConnectionState.done &&
|
||||
snapshot.hasData) {
|
||||
final estimate = snapshot.data?.value;
|
||||
if (estimate != null) {
|
||||
Decimal rate;
|
||||
if (estimate.reversed) {
|
||||
rate = (toAmount /
|
||||
estimate.estimatedAmount)
|
||||
.toDecimal(
|
||||
scaleOnInfinitePrecision: 12);
|
||||
} else {
|
||||
rate = (estimate.estimatedAmount /
|
||||
fromAmount)
|
||||
.toDecimal(
|
||||
scaleOnInfinitePrecision: 12);
|
||||
}
|
||||
Coin coin;
|
||||
try {
|
||||
coin = coinFromTickerCaseInsensitive(
|
||||
receivingCurrency.ticker);
|
||||
} catch (_) {
|
||||
coin = Coin.bitcoin;
|
||||
}
|
||||
|
||||
return Text(
|
||||
"1 ${from!.toUpperCase()} ~ ${Format.localizedStringAsFixed(
|
||||
value: rate,
|
||||
locale: ref.watch(
|
||||
localeServiceChangeNotifierProvider
|
||||
.select(
|
||||
(value) => value.locale),
|
||||
return Text(
|
||||
"1 ${sendCurrency.ticker.toUpperCase()} ~ ${Format.localizedStringAsFixed(
|
||||
value: rate,
|
||||
locale: ref.watch(
|
||||
localeServiceChangeNotifierProvider
|
||||
.select(
|
||||
(value) => value.locale),
|
||||
),
|
||||
decimalPlaces:
|
||||
Constants.decimalPlacesForCoin(
|
||||
coin),
|
||||
)} ${receivingCurrency.ticker.toUpperCase()}",
|
||||
style: STextStyles.itemSubtitle12(
|
||||
context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
decimalPlaces:
|
||||
Constants.decimalPlacesForCoin(
|
||||
coin),
|
||||
)} ${to!.toUpperCase()}",
|
||||
style:
|
||||
STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
} else if (snapshot.data?.exception
|
||||
is PairUnavailableException) {
|
||||
return Text(
|
||||
"Unsupported pair",
|
||||
style:
|
||||
STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
);
|
||||
} else if (snapshot.data?.exception
|
||||
is PairUnavailableException) {
|
||||
return Text(
|
||||
"Unsupported pair",
|
||||
style: STextStyles.itemSubtitle12(
|
||||
context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
} else {
|
||||
Logging.instance.log(
|
||||
"$runtimeType failed to fetch rate for ChangeNOW: ${snapshot.data}",
|
||||
level: LogLevel.Warning,
|
||||
);
|
||||
return Text(
|
||||
"Failed to fetch rate",
|
||||
style: STextStyles.itemSubtitle12(
|
||||
context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
}
|
||||
} else {
|
||||
Logging.instance.log(
|
||||
"$runtimeType failed to fetch rate for ChangeNOW: ${snapshot.data}",
|
||||
level: LogLevel.Warning,
|
||||
);
|
||||
return Text(
|
||||
"Failed to fetch rate",
|
||||
return AnimatedText(
|
||||
stringsToLoopThrough: const [
|
||||
"Loading",
|
||||
"Loading.",
|
||||
"Loading..",
|
||||
"Loading...",
|
||||
],
|
||||
style:
|
||||
STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
|
|
@ -468,53 +535,37 @@ class ExchangeProviderOptions extends ConsumerWidget {
|
|||
),
|
||||
);
|
||||
}
|
||||
} else {
|
||||
return AnimatedText(
|
||||
stringsToLoopThrough: const [
|
||||
"Loading",
|
||||
"Loading.",
|
||||
"Loading..",
|
||||
"Loading...",
|
||||
],
|
||||
style: STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
);
|
||||
}
|
||||
},
|
||||
),
|
||||
if (!(from != null &&
|
||||
to != null &&
|
||||
toAmount != null &&
|
||||
toAmount! > Decimal.zero &&
|
||||
fromAmount != null &&
|
||||
fromAmount! > Decimal.zero))
|
||||
Text(
|
||||
"n/a",
|
||||
style: STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
},
|
||||
),
|
||||
),
|
||||
],
|
||||
if (!(sendCurrency != null &&
|
||||
receivingCurrency != null &&
|
||||
toAmount != null &&
|
||||
toAmount > Decimal.zero &&
|
||||
fromAmount != null &&
|
||||
fromAmount > Decimal.zero))
|
||||
Text(
|
||||
"n/a",
|
||||
style: STextStyles.itemSubtitle12(context)
|
||||
.copyWith(
|
||||
color: Theme.of(context)
|
||||
.extension<StackColors>()!
|
||||
.textSubtitle1,
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
if (isDesktop)
|
||||
Container(
|
||||
height: 1,
|
||||
color: Theme.of(context).extension<StackColors>()!.background,
|
||||
),
|
||||
// if (isDesktop)
|
||||
// Container(
|
||||
// height: 1,
|
||||
// color: Theme.of(context).extension<StackColors>()!.background,
|
||||
// ),
|
||||
// if (!isDesktop)
|
||||
// const SizedBox(
|
||||
// height: 16,
|
||||
|
|
|
|||
Loading…
Reference in a new issue