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populate initial values in exchange form

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This commit is contained in:
julian 2023-02-10 08:04:12 -06:00
parent 0a42e2aa17
commit 218017ca51
7 changed files with 83 additions and 7 deletions
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3
lib/main.dart
View file

@ -294,6 +294,9 @@ class _MaterialAppWithThemeState extends ConsumerState<MaterialAppWithTheme>
await ref.read(prefsChangeNotifierProvider).isExternalCallsSet()) {
if (Constants.enableExchange) {
await ExchangeDataLoadingService.instance.init();
await ExchangeDataLoadingService.instance.setCurrenciesIfEmpty(
ref.read(exchangeFormStateProvider),
);
unawaited(ExchangeDataLoadingService.instance.loadAll());
}
// if (Constants.enableBuy) {

2
lib/models/exchange/exchange_form_state.dart
View file

@ -163,7 +163,7 @@ class ExchangeFormState extends ChangeNotifier {
}
}
void setCurrencies(AggregateCurrency from, AggregateCurrency to) {
void setCurrencies(AggregateCurrency? from, AggregateCurrency? to) {
_sendCurrency = from;
_receiveCurrency = to;
}

4
lib/pages/exchange_view/exchange_coin_selection/exchange_currency_selection_view.dart
View file

@ -108,6 +108,8 @@ class _ExchangeCurrencySelectionViewState
return ExchangeDataLoadingService.instance.isar.currencies
.where()
.filter()
.isFiatEqualTo(false)
.and()
.tickerEqualTo(ticker, caseSensitive: false)
.group((q) => widget.isFixedRate
? q
@ -150,6 +152,8 @@ class _ExchangeCurrencySelectionViewState
return ExchangeDataLoadingService.instance.isar.currencies
.where()
.filter()
.isFiatEqualTo(false)
.and()
.group((q) => widget.isFixedRate
? q
.rateTypeEqualTo(SupportedRateType.both)

10
lib/pages/exchange_view/exchange_view.dart
View file

@ -36,7 +36,10 @@ class _ExchangeViewState extends ConsumerState<ExchangeView> {
ExchangeDataLoadingService.cacheVersion) {
_initialCachePopulationUnderway = true;
ExchangeDataLoadingService.instance.onLoadingComplete = () {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
await ExchangeDataLoadingService.instance.setCurrenciesIfEmpty(
ref.read(exchangeFormStateProvider),
);
setState(() {
_initialCachePopulationUnderway = false;
});
@ -51,7 +54,10 @@ class _ExchangeViewState extends ConsumerState<ExchangeView> {
ExchangeDataLoadingService.cacheVersion) {
_initialCachePopulationUnderway = true;
ExchangeDataLoadingService.instance.onLoadingComplete = () {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
await ExchangeDataLoadingService.instance.setCurrenciesIfEmpty(
ref.read(exchangeFormStateProvider),
);
setState(() {
_initialCachePopulationUnderway = false;
});

11
lib/pages/exchange_view/wallet_initiated_exchange_view.dart
View file

@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:stackwallet/pages/exchange_view/exchange_form.dart';
import 'package:stackwallet/pages/exchange_view/sub_widgets/step_row.dart';
import 'package:stackwallet/providers/exchange/exchange_form_state_provider.dart';
import 'package:stackwallet/providers/global/prefs_provider.dart';
import 'package:stackwallet/services/exchange/exchange_data_loading_service.dart';
import 'package:stackwallet/utilities/enums/coin_enum.dart';
@ -48,7 +49,10 @@ class _WalletInitiatedExchangeViewState
ExchangeDataLoadingService.cacheVersion) {
_initialCachePopulationUnderway = true;
ExchangeDataLoadingService.instance.onLoadingComplete = () {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
await ExchangeDataLoadingService.instance.setCurrenciesIfEmpty(
ref.read(exchangeFormStateProvider),
);
setState(() {
_initialCachePopulationUnderway = false;
});
@ -63,7 +67,10 @@ class _WalletInitiatedExchangeViewState
ExchangeDataLoadingService.cacheVersion) {
_initialCachePopulationUnderway = true;
ExchangeDataLoadingService.instance.onLoadingComplete = () {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
await ExchangeDataLoadingService.instance.setCurrenciesIfEmpty(
ref.read(exchangeFormStateProvider),
);
setState(() {
_initialCachePopulationUnderway = false;
});

11
lib/pages_desktop_specific/desktop_exchange/desktop_exchange_view.dart
View file

@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:stackwallet/pages/exchange_view/exchange_form.dart';
import 'package:stackwallet/pages_desktop_specific/desktop_exchange/subwidgets/desktop_trade_history.dart';
import 'package:stackwallet/providers/exchange/exchange_form_state_provider.dart';
import 'package:stackwallet/providers/global/prefs_provider.dart';
import 'package:stackwallet/services/exchange/exchange_data_loading_service.dart';
import 'package:stackwallet/utilities/text_styles.dart';
@ -32,7 +33,10 @@ class _DesktopExchangeViewState extends ConsumerState<DesktopExchangeView> {
ExchangeDataLoadingService.cacheVersion) {
_initialCachePopulationUnderway = true;
ExchangeDataLoadingService.instance.onLoadingComplete = () {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
await ExchangeDataLoadingService.instance.setCurrenciesIfEmpty(
ref.read(exchangeFormStateProvider),
);
setState(() {
_initialCachePopulationUnderway = false;
});
@ -47,7 +51,10 @@ class _DesktopExchangeViewState extends ConsumerState<DesktopExchangeView> {
ExchangeDataLoadingService.cacheVersion) {
_initialCachePopulationUnderway = true;
ExchangeDataLoadingService.instance.onLoadingComplete = () {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
await ExchangeDataLoadingService.instance.setCurrenciesIfEmpty(
ref.read(exchangeFormStateProvider),
);
setState(() {
_initialCachePopulationUnderway = false;
});

49
lib/services/exchange/exchange_data_loading_service.dart
View file

@ -1,12 +1,16 @@
import 'package:flutter/foundation.dart';
import 'package:isar/isar.dart';
import 'package:stackwallet/hive/db.dart';
import 'package:stackwallet/models/exchange/aggregate_currency.dart';
import 'package:stackwallet/models/exchange/exchange_form_state.dart';
import 'package:stackwallet/models/isar/exchange_cache/currency.dart';
import 'package:stackwallet/models/isar/exchange_cache/pair.dart';
import 'package:stackwallet/services/exchange/change_now/change_now_exchange.dart';
import 'package:stackwallet/services/exchange/majestic_bank/majestic_bank_exchange.dart';
import 'package:stackwallet/utilities/enums/exchange_rate_type_enum.dart';
import 'package:stackwallet/utilities/logger.dart';
import 'package:stackwallet/utilities/stack_file_system.dart';
import 'package:tuple/tuple.dart';
class ExchangeDataLoadingService {
ExchangeDataLoadingService._();
@ -50,6 +54,51 @@ class ExchangeDataLoadingService {
);
}
Future<void> setCurrenciesIfEmpty(ExchangeFormState state) async {
if (state.sendCurrency == null && state.receiveCurrency == null) {
if (await isar.currencies.count() > 0) {
final sendCurrency = await getAggregateCurrency(
"BTC",
state.exchangeRateType,
);
final receiveCurrency = await getAggregateCurrency(
"XMR",
state.exchangeRateType,
);
state.setCurrencies(sendCurrency, receiveCurrency);
}
}
}
Future<AggregateCurrency?> getAggregateCurrency(
String ticker, ExchangeRateType rateType) async {
final currencies = await ExchangeDataLoadingService.instance.isar.currencies
.filter()
.group((q) => rateType == ExchangeRateType.fixed
? q
.rateTypeEqualTo(SupportedRateType.both)
.or()
.rateTypeEqualTo(SupportedRateType.fixed)
: q
.rateTypeEqualTo(SupportedRateType.both)
.or()
.rateTypeEqualTo(SupportedRateType.estimated))
.and()
.tickerEqualTo(
ticker,
caseSensitive: false,
)
.findAll();
final items = currencies
.map((e) => Tuple2(e.exchangeName, e))
.toList(growable: false);
return items.isNotEmpty
? AggregateCurrency(exchangeCurrencyPairs: items)
: null;
}
bool get isLoading => _locked;
bool _locked = false;