| 1 | import 'package:cake_wallet/exchange/provider/exchange_provider.dart'; |
| 2 | import 'package:cake_wallet/src/screens/base_page.dart'; |
| 3 | import 'package:cake_wallet/src/widgets/keyboard_done_button.dart'; |
| 4 | import 'package:flutter/material.dart'; |
| 5 | import 'package:flutter_mobx/flutter_mobx.dart'; |
| 6 | import 'package:keyboard_actions/keyboard_actions.dart'; |
| 7 | import 'package:mobx/mobx.dart'; |
| 8 | import 'package:cake_wallet/generated/i18n.dart'; |
| 9 | import 'package:cw_core/crypto_currency.dart'; |
| 10 | import 'package:cake_wallet/src/screens/exchange/widgets/exchange_card.dart'; |
| 11 | import 'package:cake_wallet/src/widgets/primary_button.dart'; |
| 12 | import 'package:cake_wallet/src/widgets/scrollable_with_bottom_section.dart'; |
| 13 | import 'package:cake_wallet/view_model/exchange/exchange_view_model.dart'; |
| 14 | import 'package:cake_wallet/core/amount_validator.dart'; |
| 15 | import 'package:cake_wallet/src/screens/exchange/widgets/present_provider_picker.dart'; |
| 16 | |
| 17 | class ExchangeTemplatePage extends BasePage { |
| 18 | ExchangeTemplatePage(this.exchangeViewModel); |
| 19 | |
| 20 | final ExchangeViewModel exchangeViewModel; |
| 21 | final depositKey = GlobalKey<ExchangeCardState>(); |
| 22 | final receiveKey = GlobalKey<ExchangeCardState>(); |
| 23 | final _formKey = GlobalKey<FormState>(); |
| 24 | final _depositAmountFocus = FocusNode(); |
| 25 | final _receiveAmountFocus = FocusNode(); |
| 26 | var _isReactionsSet = false; |
| 27 | |
| 28 | @override |
| 29 | bool get gradientAll => true; |
| 30 | |
| 31 | @override |
| 32 | String get title => S.current.exchange_new_template; |
| 33 | |
| 34 | @override |
| 35 | bool get extendBodyBehindAppBar => true; |
| 36 | |
| 37 | @override |
| 38 | AppBarStyle get appBarStyle => AppBarStyle.transparent; |
| 39 | |
| 40 | @override |
| 41 | Widget trailing(BuildContext context) => |
| 42 | PresentProviderPicker(exchangeViewModel: exchangeViewModel); |
| 43 | |
| 44 | @override |
| 45 | Widget body(BuildContext context) { |
| 46 | final arrowBottomPurple = Image.asset( |
| 47 | 'assets/images/arrow_bottom_purple_icon.png', |
| 48 | color: Theme.of(context).colorScheme.primary, |
| 49 | height: 8, |
| 50 | ); |
| 51 | final arrowBottomCakeGreen = Image.asset( |
| 52 | 'assets/images/arrow_bottom_cake_green.png', |
| 53 | color: Theme.of(context).colorScheme.primary, |
| 54 | height: 8, |
| 55 | ); |
| 56 | |
| 57 | final depositWalletName = exchangeViewModel.depositCurrency == CryptoCurrency.xmr |
| 58 | ? exchangeViewModel.wallet.name |
| 59 | : null; |
| 60 | final receiveWalletName = exchangeViewModel.receiveCurrency == CryptoCurrency.xmr |
| 61 | ? exchangeViewModel.wallet.name |
| 62 | : null; |
| 63 | |
| 64 | WidgetsBinding.instance.addPostFrameCallback((_) => _setReactions(context, exchangeViewModel)); |
| 65 | |
| 66 | return KeyboardActions( |
| 67 | disableScroll: true, |
| 68 | config: KeyboardActionsConfig( |
| 69 | keyboardActionsPlatform: KeyboardActionsPlatform.IOS, |
| 70 | keyboardBarColor: Theme.of(context).colorScheme.surfaceVariant, |
| 71 | nextFocus: false, |
| 72 | actions: [ |
| 73 | KeyboardActionsItem( |
| 74 | focusNode: _depositAmountFocus, toolbarButtons: [(_) => KeyboardDoneButton()]), |
| 75 | KeyboardActionsItem( |
| 76 | focusNode: _receiveAmountFocus, toolbarButtons: [(_) => KeyboardDoneButton()]) |
| 77 | ], |
| 78 | ), |
| 79 | child: Container( |
| 80 | color: Theme.of(context).colorScheme.surface, |
| 81 | child: Form( |
| 82 | key: _formKey, |
| 83 | child: ScrollableWithBottomSection( |
| 84 | contentPadding: EdgeInsets.only(bottom: 24), |
| 85 | content: Container( |
| 86 | padding: EdgeInsets.only(bottom: 32), |
| 87 | decoration: BoxDecoration( |
| 88 | borderRadius: BorderRadius.only( |
| 89 | bottomLeft: Radius.circular(24), |
| 90 | bottomRight: Radius.circular(24), |
| 91 | ), |
| 92 | color: Theme.of(context).colorScheme.surfaceContainer, |
| 93 | ), |
| 94 | child: FocusTraversalGroup( |
| 95 | policy: OrderedTraversalPolicy(), |
| 96 | child: Column( |
| 97 | children: <Widget>[ |
| 98 | Container( |
| 99 | decoration: BoxDecoration( |
| 100 | borderRadius: BorderRadius.only( |
| 101 | bottomLeft: Radius.circular(24), |
| 102 | bottomRight: Radius.circular(24)), |
| 103 | color: Theme.of(context).colorScheme.surfaceContainerLow, |
| 104 | ), |
| 105 | padding: EdgeInsets.fromLTRB(24, 100, 24, 32), |
| 106 | child: Observer( |
| 107 | builder: (_) => ExchangeCard( |
| 108 | cardInstanceName: 'deposit_exchange_template_card', |
| 109 | amountFocusNode: _depositAmountFocus, |
| 110 | key: depositKey, |
| 111 | title: S.of(context).you_will_send, |
| 112 | initialCurrency: exchangeViewModel.depositCurrency, |
| 113 | initialWalletName: depositWalletName ?? '', |
| 114 | initialAddress: exchangeViewModel.depositCurrency == |
| 115 | exchangeViewModel.wallet.currency |
| 116 | ? exchangeViewModel.wallet.walletAddresses.addressForExchange |
| 117 | : exchangeViewModel.depositAddress, |
| 118 | initialIsAmountEditable: true, |
| 119 | initialIsAddressEditable: exchangeViewModel.isDepositAddressEnabled, |
| 120 | isAmountEstimated: false, |
| 121 | hasRefundAddress: true, |
| 122 | isMoneroWallet: exchangeViewModel.isMoneroWallet, |
| 123 | currencies: CryptoCurrency.all, |
| 124 | onCurrencySelected: (currency) => |
| 125 | exchangeViewModel.changeDepositCurrency(currency: currency), |
| 126 | imageArrow: arrowBottomPurple, |
| 127 | currencyButtonColor: Colors.transparent, |
| 128 | addressButtonsColor: |
| 129 | Theme.of(context).colorScheme.surfaceContainerHighest, |
| 130 | borderColor: Theme.of(context).colorScheme.outlineVariant, |
| 131 | fillColor: Theme.of(context).colorScheme.surfaceContainer, |
| 132 | currencyValueValidator: AmountValidator( |
| 133 | currency: exchangeViewModel.depositCurrency, |
| 134 | amountParsingProxy: exchangeViewModel.amountParsingProxy, |
| 135 | ), |
| 136 | ), |
| 137 | ), |
| 138 | ), |
| 139 | Padding( |
| 140 | padding: EdgeInsets.only(top: 29, left: 24, right: 24), |
| 141 | child: Observer( |
| 142 | builder: (_) => ExchangeCard( |
| 143 | cardInstanceName: 'receive_exchange_template_card', |
| 144 | amountFocusNode: _receiveAmountFocus, |
| 145 | key: receiveKey, |
| 146 | title: S.of(context).you_will_get, |
| 147 | initialCurrency: exchangeViewModel.receiveCurrency, |
| 148 | initialWalletName: receiveWalletName ?? '', |
| 149 | initialAddress: exchangeViewModel.receiveCurrency == |
| 150 | exchangeViewModel.wallet.currency |
| 151 | ? exchangeViewModel.wallet.walletAddresses.addressForExchange |
| 152 | : exchangeViewModel.receiveAddress, |
| 153 | initialIsAmountEditable: false, |
| 154 | isAmountEstimated: true, |
| 155 | isMoneroWallet: exchangeViewModel.isMoneroWallet, |
| 156 | currencies: exchangeViewModel.receiveCurrencies, |
| 157 | onCurrencySelected: (currency) => |
| 158 | exchangeViewModel.changeReceiveCurrency(currency: currency), |
| 159 | imageArrow: arrowBottomCakeGreen, |
| 160 | currencyButtonColor: Colors.transparent, |
| 161 | addressButtonsColor: |
| 162 | Theme.of(context).colorScheme.surfaceContainerHighest, |
| 163 | borderColor: Theme.of(context).colorScheme.outlineVariant, |
| 164 | fillColor: Theme.of(context).colorScheme.surfaceContainerLow, |
| 165 | currencyValueValidator: AmountValidator( |
| 166 | currency: exchangeViewModel.receiveCurrency, |
| 167 | amountParsingProxy: exchangeViewModel.amountParsingProxy, |
| 168 | ), |
| 169 | ), |
| 170 | ), |
| 171 | ) |
| 172 | ], |
| 173 | ), |
| 174 | ), |
| 175 | ), |
| 176 | bottomSectionPadding: EdgeInsets.only(left: 24, right: 24, bottom: 24), |
| 177 | bottomSection: Column(children: <Widget>[ |
| 178 | Padding( |
| 179 | padding: EdgeInsets.only(bottom: 15), |
| 180 | child: Observer( |
| 181 | builder: (_) => Center( |
| 182 | child: Text( |
| 183 | S.of(context).amount_is_estimate, |
| 184 | textAlign: TextAlign.center, |
| 185 | style: Theme.of(context).textTheme.bodySmall?.copyWith( |
| 186 | color: Theme.of(context).colorScheme.onSurfaceVariant, |
| 187 | fontWeight: FontWeight.w500, |
| 188 | ), |
| 189 | ), |
| 190 | ), |
| 191 | ), |
| 192 | ), |
| 193 | PrimaryButton( |
| 194 | onPressed: () { |
| 195 | if (_formKey.currentState != null && _formKey.currentState!.validate()) { |
| 196 | exchangeViewModel.addTemplate( |
| 197 | amount: exchangeViewModel.depositAmount, |
| 198 | depositCurrency: exchangeViewModel.depositCurrency.name, |
| 199 | depositCurrencyTitle: exchangeViewModel.depositCurrency.title + |
| 200 | ' ${exchangeViewModel.depositCurrency.tag ?? ''}', |
| 201 | receiveCurrency: exchangeViewModel.receiveCurrency.name, |
| 202 | receiveCurrencyTitle: exchangeViewModel.receiveCurrency.title + |
| 203 | ' ${exchangeViewModel.receiveCurrency.tag ?? ''}', |
| 204 | provider: exchangeViewModel.provider.toString(), |
| 205 | depositAddress: exchangeViewModel.depositAddress, |
| 206 | receiveAddress: exchangeViewModel.receiveAddress); |
| 207 | exchangeViewModel.updateTemplate(); |
| 208 | Navigator.of(context).pop(); |
| 209 | } |
| 210 | }, |
| 211 | text: S.of(context).save, |
| 212 | color: Theme.of(context).colorScheme.primary, |
| 213 | textColor: Theme.of(context).colorScheme.onPrimary), |
| 214 | ]), |
| 215 | )))); |
| 216 | } |
| 217 | |
| 218 | void _setReactions(BuildContext context, ExchangeViewModel exchangeViewModel) { |
| 219 | if (_isReactionsSet) { |
| 220 | return; |
| 221 | } |
| 222 | |
| 223 | final depositAddressController = depositKey.currentState!.addressController; |
| 224 | final depositAmountController = depositKey.currentState!.amountController; |
| 225 | final receiveAddressController = receiveKey.currentState!.addressController; |
| 226 | final receiveAmountController = receiveKey.currentState!.amountController; |
| 227 | final limitsState = exchangeViewModel.limitsState; |
| 228 | |
| 229 | // FIXME: FIXME |
| 230 | |
| 231 | // final limitsState = exchangeViewModel.limitsState; |
| 232 | // |
| 233 | // if (limitsState is LimitsLoadedSuccessfully) { |
| 234 | // final min = limitsState.limits.min != null |
| 235 | // ? limitsState.limits.min.toString() |
| 236 | // : null; |
| 237 | // final max = limitsState.limits.max != null |
| 238 | // ? limitsState.limits.max.toString() |
| 239 | // : null; |
| 240 | // final key = depositKey; |
| 241 | // key.currentState.changeLimits(min: min, max: max); |
| 242 | // } |
| 243 | |
| 244 | _onCurrencyChange(exchangeViewModel.receiveCurrency, exchangeViewModel, receiveKey); |
| 245 | _onCurrencyChange(exchangeViewModel.depositCurrency, exchangeViewModel, depositKey); |
| 246 | |
| 247 | reaction( |
| 248 | (_) => exchangeViewModel.wallet.name, |
| 249 | (String _) => |
| 250 | _onWalletNameChange(exchangeViewModel, exchangeViewModel.receiveCurrency, receiveKey)); |
| 251 | |
| 252 | reaction( |
| 253 | (_) => exchangeViewModel.wallet.name, |
| 254 | (String _) => |
| 255 | _onWalletNameChange(exchangeViewModel, exchangeViewModel.depositCurrency, depositKey)); |
| 256 | |
| 257 | reaction((_) => exchangeViewModel.receiveCurrency, |
| 258 | (CryptoCurrency currency) => _onCurrencyChange(currency, exchangeViewModel, receiveKey)); |
| 259 | |
| 260 | reaction((_) => exchangeViewModel.depositCurrency, |
| 261 | (CryptoCurrency currency) => _onCurrencyChange(currency, exchangeViewModel, depositKey)); |
| 262 | |
| 263 | reaction((_) => exchangeViewModel.depositAmount, (String amount) { |
| 264 | if (depositKey.currentState!.amountController.text != amount && amount != S.of(context).all) { |
| 265 | depositKey.currentState!.amountController.text = amount; |
| 266 | } |
| 267 | }); |
| 268 | |
| 269 | reaction((_) => exchangeViewModel.depositAddress, (String address) { |
| 270 | if (depositKey.currentState!.addressController.text != address) { |
| 271 | depositKey.currentState!.addressController.text = address; |
| 272 | } |
| 273 | }); |
| 274 | |
| 275 | reaction((_) => exchangeViewModel.isDepositAddressEnabled, (bool isEnabled) { |
| 276 | depositKey.currentState!.isAddressEditable(isEditable: isEnabled); |
| 277 | }); |
| 278 | |
| 279 | reaction((_) => exchangeViewModel.receiveAmount, (String amount) { |
| 280 | if (receiveKey.currentState!.amountController.text != amount) { |
| 281 | receiveKey.currentState!.amountController.text = amount; |
| 282 | } |
| 283 | }); |
| 284 | |
| 285 | reaction((_) => exchangeViewModel.receiveAddress, (String address) { |
| 286 | if (receiveKey.currentState!.addressController.text != address) { |
| 287 | receiveKey.currentState!.addressController.text = address; |
| 288 | } |
| 289 | }); |
| 290 | |
| 291 | reaction((_) => exchangeViewModel.provider, (ExchangeProvider? provider) { |
| 292 | receiveKey.currentState!.isAmountEditable(isEditable: false); |
| 293 | }); |
| 294 | |
| 295 | /*reaction((_) => exchangeViewModel.limitsState, (LimitsState state) { |
| 296 | String min; |
| 297 | String max; |
| 298 | |
| 299 | if (state is LimitsLoadedSuccessfully) { |
| 300 | min = state.limits.min != null ? state.limits.min.toString() : null; |
| 301 | max = state.limits.max != null ? state.limits.max.toString() : null; |
| 302 | } |
| 303 | |
| 304 | if (state is LimitsLoadedFailure) { |
| 305 | min = '0'; |
| 306 | max = '0'; |
| 307 | } |
| 308 | |
| 309 | if (state is LimitsIsLoading) { |
| 310 | min = '...'; |
| 311 | max = '...'; |
| 312 | } |
| 313 | |
| 314 | depositKey.currentState.changeLimits(min: min, max: max); |
| 315 | receiveKey.currentState.changeLimits(min: null, max: null); |
| 316 | });*/ |
| 317 | |
| 318 | depositAddressController |
| 319 | .addListener(() => exchangeViewModel.depositAddress = depositAddressController.text); |
| 320 | |
| 321 | depositAmountController.addListener(() { |
| 322 | if (depositAmountController.text != exchangeViewModel.depositAmount && |
| 323 | exchangeViewModel.depositAmount != S.of(context).all) { |
| 324 | exchangeViewModel.changeDepositAmount(amount: depositAmountController.text); |
| 325 | exchangeViewModel.isReceiveAmountEntered = false; |
| 326 | } |
| 327 | }); |
| 328 | |
| 329 | receiveAddressController |
| 330 | .addListener(() => exchangeViewModel.receiveAddress = receiveAddressController.text); |
| 331 | |
| 332 | receiveAmountController.addListener(() { |
| 333 | if (receiveAmountController.text != exchangeViewModel.receiveAmount) { |
| 334 | exchangeViewModel.changeReceiveAmount(amount: receiveAmountController.text); |
| 335 | exchangeViewModel.isReceiveAmountEntered = true; |
| 336 | } |
| 337 | }); |
| 338 | |
| 339 | reaction((_) => exchangeViewModel.wallet.walletAddresses.address, (String address) { |
| 340 | if (exchangeViewModel.depositCurrency == CryptoCurrency.xmr) { |
| 341 | depositKey.currentState!.changeAddress(address: address); |
| 342 | } |
| 343 | |
| 344 | if (exchangeViewModel.receiveCurrency == CryptoCurrency.xmr) { |
| 345 | receiveKey.currentState!.changeAddress(address: address); |
| 346 | } |
| 347 | }); |
| 348 | |
| 349 | _isReactionsSet = true; |
| 350 | } |
| 351 | |
| 352 | void _onCurrencyChange(CryptoCurrency currency, ExchangeViewModel exchangeViewModel, |
| 353 | GlobalKey<ExchangeCardState> key) { |
| 354 | final isCurrentTypeWallet = currency == exchangeViewModel.wallet.currency; |
| 355 | |
| 356 | key.currentState!.changeSelectedCurrency(currency); |
| 357 | key.currentState!.changeWalletName(isCurrentTypeWallet ? exchangeViewModel.wallet.name : ''); |
| 358 | |
| 359 | key.currentState!.changeAddress( |
| 360 | address: isCurrentTypeWallet ? exchangeViewModel.wallet.walletAddresses.address : ''); |
| 361 | |
| 362 | key.currentState!.changeAmount(amount: ''); |
| 363 | } |
| 364 | |
| 365 | void _onWalletNameChange(ExchangeViewModel exchangeViewModel, CryptoCurrency currency, |
| 366 | GlobalKey<ExchangeCardState> key) { |
| 367 | final isCurrentTypeWallet = currency == exchangeViewModel.wallet.currency; |
| 368 | |
| 369 | if (isCurrentTypeWallet) { |
| 370 | key.currentState!.changeWalletName(exchangeViewModel.wallet.name); |
| 371 | key.currentState!.addressController.text = exchangeViewModel.wallet.walletAddresses.address; |
| 372 | } else if (key.currentState!.addressController.text == |
| 373 | exchangeViewModel.wallet.walletAddresses.address) { |
| 374 | key.currentState!.changeWalletName(''); |
| 375 | key.currentState!.addressController.text = ''; |
| 376 | } |
| 377 | } |
| 378 | } |