@samitouri / QOSAMI-cakewallet / commits / 798d9a1ed

Fixes

M committed Jan 5, 2021 at 20:31 UTC 798d9a1edf24af6cfd60c22f5370c47306ecc19f

11 files changed +181 -85

lib/bitcoin/bitcoin_amount_format.dart

+29 -5

@@ -1,3 +1,5 @@

1 +import 'dart:math';

2 +

3 import 'package:intl/intl.dart';

4 import 'package:cake_wallet/entities/crypto_amount_format.dart';

@@ -7,10 +9,32 @@ final bitcoinAmountFormat = NumberFormat()

9 ..maximumFractionDigits = bitcoinAmountLength

10 ..minimumFractionDigits = 1;

10 -String bitcoinAmountToString({int amount}) =>

11 - bitcoinAmountFormat.format(cryptoAmountToDouble(amount: amount, divider: bitcoinAmountDivider));

12 +String bitcoinAmountToString({int amount}) => bitcoinAmountFormat.format(

13 + cryptoAmountToDouble(amount: amount, divider: bitcoinAmountDivider));

14 +

15 +double bitcoinAmountToDouble({int amount}) =>

16 + cryptoAmountToDouble(amount: amount, divider: bitcoinAmountDivider);

17 +

18 +int stringDoubleToBitcoinAmount(String amount) {

19 + final splitted = amount.split('');

20 + final dotIndex = amount.indexOf('.');

21 + int result = 0;

22 +

23 +

24 + for (var i = 0; i < splitted.length; i++) {

25 + try {

26 + if (dotIndex == i) {

27 + continue;

28 + }

13 -double bitcoinAmountToDouble({int amount}) => cryptoAmountToDouble(amount: amount, divider: bitcoinAmountDivider);

30 + final char = splitted[i];

31 + final multiplier = dotIndex < i

32 + ? bitcoinAmountDivider ~/ pow(10, (i - dotIndex))

33 + : (bitcoinAmountDivider * pow(10, (dotIndex - i -1))).toInt();

34 + final num = int.parse(char) * multiplier;

35 + result += num;

36 + } catch (_) {}

37 + }

15 -int doubleToBitcoinAmount(double amount) =>

16 - (amount * bitcoinAmountDivider).toInt();

\ No newline at end of file

39 + return result;

40 +}

lib/bitcoin/bitcoin_transaction_credentials.dart

+1 -1

@@ -4,6 +4,6 @@ class BitcoinTransactionCredentials {

4 BitcoinTransactionCredentials(this.address, this.amount, this.priority);

6 final String address;

7 - final double amount;

7 + final String amount;

8 TransactionPriority priority;

9 }

lib/bitcoin/bitcoin_transaction_info.dart

+2 -2

@@ -47,7 +47,7 @@ class BitcoinTransactionInfo extends TransactionInfo {

47 final out = vin['tx']['vout'][vout] as Map;

48 final outAddresses =

49 (out['scriptPubKey']['addresses'] as List<Object>)?.toSet();

50 - inputsAmount += doubleToBitcoinAmount(out['value'] as double ?? 0);

50 + inputsAmount += stringDoubleToBitcoinAmount((out['value'] as double ?? 0).toString());

52 if (outAddresses?.intersection(addressesSet)?.isNotEmpty ?? false) {

53 direction = TransactionDirection.outgoing;

@@ -58,7 +58,7 @@ class BitcoinTransactionInfo extends TransactionInfo {

58 final outAddresses =

59 out['scriptPubKey']['addresses'] as List<Object> ?? [];

60 final ntrs = outAddresses.toSet().intersection(addressesSet);

61 - final value = doubleToBitcoinAmount(out['value'] as double ?? 0.0);

61 + final value = stringDoubleToBitcoinAmount((out['value'] as double ?? 0.0).toString());

62 totalOutAmount += value;

64 if ((direction == TransactionDirection.incoming && ntrs.isNotEmpty) ||

lib/bitcoin/bitcoin_wallet.dart

+22 -18

@@ -116,6 +116,19 @@ abstract class BitcoinWalletBase extends WalletBase<BitcoinBalance> with Store {

116 walletInfo: walletInfo);

117 }

118

119 + static int feeAmountForPriority(TransactionPriority priority) {

120 + switch (priority) {

121 + case TransactionPriority.slow:

122 + return 6000;

123 + case TransactionPriority.regular:

124 + return 22080;

125 + case TransactionPriority.fast:

126 + return 24000;

127 + default:

128 + return 0;

129 + }

130 + }

131 +

132 @override

133 final BitcoinTransactionHistory transactionHistory;

134 final String path;

@@ -243,16 +256,20 @@ abstract class BitcoinWalletBase extends WalletBase<BitcoinBalance> with Store {

256 Object credentials) async {

257 final transactionCredentials = credentials as BitcoinTransactionCredentials;

258 final inputs = <BitcoinUnspent>[];

246 - final fee = _feeMultiplier(transactionCredentials.priority);

259 + final fee = feeAmountForPriority(transactionCredentials.priority);

260 final amount = transactionCredentials.amount != null

248 - ? doubleToBitcoinAmount(transactionCredentials.amount)

249 - : balance.total - fee;

261 + ? stringDoubleToBitcoinAmount(transactionCredentials.amount)

262 + : balance.availableBalance - fee;

263 final totalAmount = amount + fee;

264 final txb = bitcoin.TransactionBuilder(network: bitcoin.bitcoin);

252 - var leftAmount = totalAmount;

265 final changeAddress = address;

266 + var leftAmount = totalAmount;

267 var totalInputAmount = 0;

268

269 + if (totalAmount > balance.availableBalance) {

270 + throw BitcoinTransactionWrongBalanceException();

271 + }

272 +

273 final unspent = addresses.map((address) => eclient

274 .getListUnspentWithAddress(address.address)

275 .then((unspent) => unspent

@@ -334,7 +351,7 @@ abstract class BitcoinWalletBase extends WalletBase<BitcoinBalance> with Store {

351

352 @override

353 double calculateEstimatedFee(TransactionPriority priority) =>

337 - bitcoinAmountToDouble(amount: _feeMultiplier(priority));

354 + bitcoinAmountToDouble(amount: feeAmountForPriority(priority));

355

356 @override

357 Future<void> save() async {

@@ -386,17 +403,4 @@ abstract class BitcoinWalletBase extends WalletBase<BitcoinBalance> with Store {

403

404 String _getAddress({@required int index}) =>

405 generateAddress(hd: hd, index: index);

389 -

390 - int _feeMultiplier(TransactionPriority priority) {

391 - switch (priority) {

392 - case TransactionPriority.slow:

393 - return 6000;

394 - case TransactionPriority.regular:

395 - return 22080;

396 - case TransactionPriority.fast:

397 - return 24000;

398 - default:

399 - return 0;

400 - }

401 - }

406 }

lib/di.dart

+2 -1

@@ -355,7 +355,8 @@ Future setup(

355 getIt.get<AppStore>().wallet,

356 tradesSource,

357 getIt.get<ExchangeTemplateStore>(),

358 - getIt.get<TradesStore>()));

358 + getIt.get<TradesStore>(),

359 + getIt.get<AppStore>().settingsStore));

360

361 getIt.registerFactory(() => ExchangeTradeViewModel(

362 wallet: getIt.get<AppStore>().wallet,

lib/main.dart

@@ -1,3 +1,4 @@

1 +import 'package:cake_wallet/bitcoin/bitcoin_amount_format.dart';

2 import 'package:cake_wallet/themes/theme_base.dart';

3 import 'package:flutter/material.dart';

4 import 'package:flutter/services.dart';

lib/src/screens/exchange/exchange_page.dart

+39 -28

@@ -62,10 +62,11 @@ class ExchangePage extends BasePage {

63 @override

64 Widget trailing(BuildContext context) => TrailButton(

65 - caption: S.of(context).reset, onPressed: () {

65 + caption: S.of(context).reset,

66 + onPressed: () {

67 _formKey.currentState.reset();

68 exchangeViewModel.reset();

68 - });

69 + });

71 @override

72 Widget body(BuildContext context) {

@@ -95,8 +96,8 @@ class ExchangePage extends BasePage {

96 return KeyboardActions(

97 config: KeyboardActionsConfig(

98 keyboardActionsPlatform: KeyboardActionsPlatform.IOS,

98 - keyboardBarColor: Theme.of(context).accentTextTheme.body2

99 - .backgroundColor,

99 + keyboardBarColor:

100 + Theme.of(context).accentTextTheme.body2.backgroundColor,

101 nextFocus: false,

102 actions: [

103 KeyboardActionsItem(

@@ -160,6 +161,11 @@ class ExchangePage extends BasePage {

161 padding: EdgeInsets.fromLTRB(24, 100, 24, 32),

162 child: Observer(

163 builder: (_) => ExchangeCard(

164 + hasAllAmount: exchangeViewModel.hasAllAmount,

165 + allAmount: exchangeViewModel.hasAllAmount

166 + ? () => exchangeViewModel

167 + .calculateDepositAllAmount()

168 + : null,

169 amountFocusNode: _depositAmountFocus,

170 key: depositKey,

171 title: S.of(context).you_will_send,

@@ -394,30 +400,35 @@ class ExchangePage extends BasePage {

400 }),

401 ),

402 Observer(

397 - builder: (_) => LoadingPrimaryButton(

398 - text: S.of(context).exchange,

399 - onPressed: () {

400 - if (_formKey.currentState.validate()) {

401 - if ((exchangeViewModel.depositCurrency == CryptoCurrency.xmr)

402 - &&(!(exchangeViewModel.status is SyncedSyncStatus))) {

403 - showPopUp<void>(

404 - context: context,

405 - builder: (BuildContext context) {

406 - return AlertWithOneAction(

407 - alertTitle: S.of(context).exchange,

408 - alertContent: S.of(context).exchange_sync_alert_content,

409 - buttonText: S.of(context).ok,

410 - buttonAction: () => Navigator.of(context).pop());

411 - });

412 - } else {

413 - exchangeViewModel.createTrade();

414 - }

415 - }

416 - },

417 - color: Theme.of(context).accentTextTheme.body2.color,

418 - textColor: Colors.white,

419 - isLoading: exchangeViewModel.tradeState

420 - is TradeIsCreating)),

403 + builder: (_) => LoadingPrimaryButton(

404 + text: S.of(context).exchange,

405 + onPressed: () {

406 + if (_formKey.currentState.validate()) {

407 + if ((exchangeViewModel.depositCurrency ==

408 + CryptoCurrency.xmr) &&

409 + (!(exchangeViewModel.status

410 + is SyncedSyncStatus))) {

411 + showPopUp<void>(

412 + context: context,

413 + builder: (BuildContext context) {

414 + return AlertWithOneAction(

415 + alertTitle: S.of(context).exchange,

416 + alertContent: S

417 + .of(context)

418 + .exchange_sync_alert_content,

419 + buttonText: S.of(context).ok,

420 + buttonAction: () =>

421 + Navigator.of(context).pop());

422 + });

423 + } else {

424 + exchangeViewModel.createTrade();

425 + }

426 + }

427 + },

428 + color: Theme.of(context).accentTextTheme.body2.color,

429 + textColor: Colors.white,

430 + isLoading:

431 + exchangeViewModel.tradeState is TradeIsCreating)),

432 ]),

433 )),

434 ));

lib/src/screens/exchange/widgets/exchange_card.dart

+51 -19

@@ -27,7 +27,9 @@ class ExchangeCard extends StatefulWidget {

27 this.borderColor = Colors.transparent,

28 this.currencyValueValidator,

29 this.addressTextFieldValidator,

30 - this.amountFocusNode})

30 + this.amountFocusNode,

31 + this.hasAllAmount = false,

32 + this.allAmount})

33 : super(key: key);

35 final List<CryptoCurrency> currencies;

@@ -47,6 +49,8 @@ class ExchangeCard extends StatefulWidget {

49 final FormFieldValidator<String> currencyValueValidator;

50 final FormFieldValidator<String> addressTextFieldValidator;

51 final FocusNode amountFocusNode;

52 + final bool hasAllAmount;

53 + Function allAmount;

55 @override

56 ExchangeCardState createState() => ExchangeCardState();

@@ -197,7 +201,36 @@ class ExchangeCardState extends State<ExchangeCard> {

201 ]),

202 ),

203 ),

200 - )

204 + ),

205 + if (widget.hasAllAmount)

206 + Positioned(

207 + top: 5,

208 + right: 55,

209 + child: Container(

210 + height: 32,

211 + width: 32,

212 + margin: EdgeInsets.only(left: 14, top: 4, bottom: 10),

213 + decoration: BoxDecoration(

214 + color: Theme.of(context)

215 + .primaryTextTheme

216 + .display1

217 + .color,

218 + borderRadius: BorderRadius.all(Radius.circular(6))),

219 + child: InkWell(

220 + onTap: () => widget.allAmount?.call(),

221 + child: Center(

222 + child: Text(S.of(context).all,

223 + textAlign: TextAlign.center,

224 + style: TextStyle(

225 + fontSize: 12,

226 + fontWeight: FontWeight.bold,

227 + color: Theme.of(context)

228 + .primaryTextTheme

229 + .display1

230 + .decorationColor)),

231 + ),

232 + ),

233 + ))

234 ],

235 )),

236 Padding(

@@ -232,18 +265,17 @@ class ExchangeCardState extends State<ExchangeCard> {

265 ),

266 !_isAddressEditable && widget.hasRefundAddress

267 ? Padding(

235 - padding: EdgeInsets.only(top: 20),

236 - child: Text(

237 - S.of(context).refund_address,

238 - style: TextStyle(

239 - fontSize: 14,

240 - fontWeight: FontWeight.w500,

241 - color:

242 - Theme.of(context)

243 - .accentTextTheme

244 - .display4

245 - .decorationColor),

246 - ))

268 + padding: EdgeInsets.only(top: 20),

269 + child: Text(

270 + S.of(context).refund_address,

271 + style: TextStyle(

272 + fontSize: 14,

273 + fontWeight: FontWeight.w500,

274 + color: Theme.of(context)

275 + .accentTextTheme

276 + .display4

277 + .decorationColor),

278 + ))

279 : Offstage(),

280 _isAddressEditable

281 ? Padding(

@@ -251,7 +283,8 @@ class ExchangeCardState extends State<ExchangeCard> {

283 child: AddressTextField(

284 controller: addressController,

285 placeholder: widget.hasRefundAddress

254 - ? S.of(context).refund_address : null,

286 + ? S.of(context).refund_address

287 + : null,

288 options: [

289 AddressTextFieldOption.paste,

290 AddressTextFieldOption.qrCode,

@@ -265,8 +298,7 @@ class ExchangeCardState extends State<ExchangeCard> {

298 hintStyle: TextStyle(

299 fontSize: 16,

300 fontWeight: FontWeight.w600,

268 - color:

269 - Theme.of(context)

301 + color: Theme.of(context)

302 .accentTextTheme

303 .display4

304 .decorationColor),

@@ -281,8 +313,8 @@ class ExchangeCardState extends State<ExchangeCard> {

313 onTap: () {

314 Clipboard.setData(

315 ClipboardData(text: addressController.text));

284 - showBar<void>(context,

285 - S.of(context).copied_to_clipboard);

316 + showBar<void>(

317 + context, S.of(context).copied_to_clipboard);

318 },

319 child: Row(

320 mainAxisSize: MainAxisSize.max,

lib/store/settings_store.dart

+1 -1

@@ -153,7 +153,7 @@ abstract class SettingsStoreBase with Store {

153 .getBool(PreferencesKey.allowBiometricalAuthenticationKey) ??

154 false;

155 final legacyTheme =

156 - sharedPreferences.getBool(PreferencesKey.isDarkThemeLegacy)

156 + (sharedPreferences.getBool(PreferencesKey.isDarkThemeLegacy) ?? false)

157 ? ThemeType.dark.index

158 : ThemeType.bright.index;

159 final savedTheme = ThemeList.deserialize(

lib/view_model/exchange/exchange_view_model.dart

+32 -9

@@ -1,3 +1,5 @@

1 +import 'package:cake_wallet/bitcoin/bitcoin_amount_format.dart';

2 +import 'package:cake_wallet/bitcoin/bitcoin_wallet.dart';

3 import 'package:cake_wallet/core/wallet_base.dart';

4 import 'package:cake_wallet/entities/crypto_currency.dart';

5 import 'package:cake_wallet/entities/sync_status.dart';

@@ -7,6 +9,7 @@ import 'package:cake_wallet/exchange/limits.dart';

9 import 'package:cake_wallet/exchange/trade.dart';

10 import 'package:cake_wallet/exchange/limits_state.dart';

11 import 'package:cake_wallet/store/dashboard/trades_store.dart';

12 +import 'package:cake_wallet/store/settings_store.dart';

13 import 'package:intl/intl.dart';

14 import 'package:mobx/mobx.dart';

15 import 'package:cake_wallet/generated/i18n.dart';

@@ -27,8 +30,8 @@ part 'exchange_view_model.g.dart';

30 class ExchangeViewModel = ExchangeViewModelBase with _$ExchangeViewModel;

32 abstract class ExchangeViewModelBase with Store {

30 - ExchangeViewModelBase(

31 - this.wallet, this.trades, this._exchangeTemplateStore, this.tradesStore) {

33 + ExchangeViewModelBase(this.wallet, this.trades, this._exchangeTemplateStore,

34 + this.tradesStore, this._settingsStore) {

35 providerList = [

36 XMRTOExchangeProvider(),

37 ChangeNowExchangeProvider(),

@@ -104,10 +107,6 @@ abstract class ExchangeViewModelBase with Store {

107 @observable

108 bool isReceiveAmountEntered;

109

107 - Limits limits;

108 -

109 - NumberFormat _cryptoNumberFormat;

110 -

110 @computed

111 SyncStatus get status => wallet.syncStatus;

112

@@ -115,6 +114,15 @@ abstract class ExchangeViewModelBase with Store {

114 ObservableList<ExchangeTemplate> get templates =>

115 _exchangeTemplateStore.templates;

116

117 + bool get hasAllAmount =>

118 + wallet.type == WalletType.bitcoin && depositCurrency == wallet.currency;

119 +

120 + Limits limits;

121 +

122 + NumberFormat _cryptoNumberFormat;

123 +

124 + SettingsStore _settingsStore;

125 +

126 @action

127 void changeProvider({ExchangeProvider provider}) {

128 this.provider = provider;

@@ -264,9 +272,8 @@ abstract class ExchangeViewModelBase with Store {

272 await trades.add(trade);

273 tradeState = TradeIsCreatedSuccessfully(trade: trade);

274 } catch (e) {

267 - tradeState = TradeIsCreatedFailure(

268 - title: provider.title,

269 - error: e.toString());

275 + tradeState =

276 + TradeIsCreatedFailure(title: provider.title, error: e.toString());

277 }

278 }

279 } else {

@@ -291,6 +298,22 @@ abstract class ExchangeViewModelBase with Store {

298 _onPairChange();

299 }

300

301 + @action

302 + void calculateDepositAllAmount() {

303 + if (wallet is BitcoinWallet) {

304 + final availableBalance = wallet.balance.availableBalance as int;

305 + final fee = BitcoinWalletBase.feeAmountForPriority(

306 + _settingsStore.transactionPriority);

307 +

308 + if (availableBalance < fee || availableBalance == 0) {

309 + return;

310 + }

311 +

312 + final amount = availableBalance - fee;

313 + depositAmount = bitcoinAmountToString(amount: amount);

314 + }

315 + }

316 +

317 void updateTemplate() => _exchangeTemplateStore.update();

318

319 void addTemplate(

lib/view_model/send/send_view_model.dart

+1 -1

@@ -197,7 +197,7 @@ abstract class SendViewModelBase with Store {

197

198 switch (_wallet.type) {

199 case WalletType.bitcoin:

200 - final amount = !sendAll ? double.parse(_amount) : null;

200 + final amount = !sendAll ? _amount : null;

201

202 return BitcoinTransactionCredentials(

203 address, amount, _settingsStore.transactionPriority);