Merge branch 'main' into CAKE-192-implement-unstoppable-domain

lib/bitcoin/bitcoin_mnemonic_is_incorrect_exception.dart

@@ -1,5 +1,5 @@
 class BitcoinMnemonicIsIncorrectException implements Exception {
   @override
   String toString() =>
-      'Bitcoin mnemonic has incorrect format. Mnemonic should contain 24 words separated by space.';
+      'Bitcoin mnemonic has incorrect format. Mnemonic should contain 12 or 24 words separated by space.';
 }

lib/bitcoin/electrum_transaction_history.dart

@@ -35,7 +35,7 @@ abstract class ElectrumTransactionHistoryBase
 
   @override
   void addMany(Map<String, ElectrumTransactionInfo> transactions) =>
-      this.transactions.addAll(transactions);
+      transactions.forEach((_, tx) => _updateOrInsert(tx));
 
   @override
   Future<void> save() async {

lib/buy/buy_amount.dart

@@ -0,0 +1,12 @@
+import 'package:flutter/foundation.dart';
+
+class BuyAmount {
+  BuyAmount({
+    @required this.sourceAmount,
+    @required this.destAmount,
+    this.minAmount = 0});
+
+  final double sourceAmount;
+  final double destAmount;
+  final int minAmount;
+}

lib/buy/buy_exception.dart

@@ -0,0 +1,12 @@
+import 'package:flutter/foundation.dart';
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+
+class BuyException implements Exception {
+  BuyException({@required this.description, @required this.text});
+
+  final BuyProviderDescription description;
+  final String text;
+
+  @override
+  String toString() => '${description.title}: $text';
+}

lib/buy/buy_provider.dart

@@ -0,0 +1,27 @@
+import 'package:cake_wallet/buy/buy_amount.dart';
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+import 'package:cake_wallet/buy/order.dart';
+import 'package:cake_wallet/core/wallet_base.dart';
+import 'package:cake_wallet/entities/wallet_type.dart';
+
+abstract class BuyProvider {
+  BuyProvider({this.wallet, this.isTestEnvironment});
+
+  final WalletBase wallet;
+  final bool isTestEnvironment;
+
+  String get title;
+  BuyProviderDescription get description;
+  String get trackUrl;
+
+  WalletType get walletType => wallet.type;
+  String get walletAddress => wallet.address;
+  String get walletId => wallet.id;
+
+  @override
+  String toString() => title;
+
+  Future<String> requestUrl(String amount, String sourceCurrency);
+  Future<Order> findOrderById(String id);
+  Future<BuyAmount> calculateAmount(String amount, String sourceCurrency);
+}

lib/buy/buy_provider_description.dart

@@ -0,0 +1,21 @@
+import 'package:cake_wallet/entities/enumerable_item.dart';
+
+class BuyProviderDescription extends EnumerableItem<int>
+    with Serializable<int> {
+    const BuyProviderDescription({String title, int raw})
+      : super(title: title, raw: raw);
+
+    static const wyre = BuyProviderDescription(title: 'Wyre', raw: 0);
+    static const moonPay = BuyProviderDescription(title: 'MoonPay', raw: 1);
+
+    static BuyProviderDescription deserialize({int raw}) {
+      switch (raw) {
+        case 0:
+          return wyre;
+        case 1:
+          return moonPay;
+        default:
+          return null;
+      }
+    }
+}

lib/buy/get_buy_provider_icon.dart

@@ -0,0 +1,28 @@
+import 'package:flutter/material.dart';
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+
+Image getBuyProviderIcon(BuyProviderDescription providerDescription,
+   {bool isWhiteIconColor = false}) {
+
+  final _wyreIcon =
+    Image.asset('assets/images/wyre-icon.png', width: 36, height: 36);
+  final _moonPayWhiteIcon =
+    Image.asset('assets/images/moonpay-icon.png', color: Colors.white,
+        width: 36, height: 34);
+  final _moonPayBlackIcon =
+  Image.asset('assets/images/moonpay-icon.png', color: Colors.black,
+      width: 36, height: 34);
+
+  if (providerDescription != null) {
+    switch (providerDescription) {
+      case BuyProviderDescription.wyre:
+        return _wyreIcon;
+      case BuyProviderDescription.moonPay:
+        return isWhiteIconColor ? _moonPayWhiteIcon : _moonPayBlackIcon;
+      default:
+        return null;
+    }
+  } else {
+    return null;
+  }
+}

lib/buy/moonpay/moonpay_buy_provider.dart

@@ -0,0 +1,144 @@
+import 'dart:convert';
+import 'package:crypto/crypto.dart';
+import 'package:cake_wallet/buy/buy_exception.dart';
+import 'package:http/http.dart';
+import 'package:cake_wallet/buy/buy_amount.dart';
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+import 'package:cake_wallet/buy/order.dart';
+import 'package:cake_wallet/core/wallet_base.dart';
+import 'package:cake_wallet/entities/wallet_type.dart';
+import 'package:cake_wallet/exchange/trade_state.dart';
+import 'package:cake_wallet/.secrets.g.dart' as secrets;
+
+class MoonPayBuyProvider extends BuyProvider {
+  MoonPayBuyProvider({WalletBase wallet, bool isTestEnvironment = false})
+      : super(wallet: wallet, isTestEnvironment: isTestEnvironment) {
+      baseUrl = isTestEnvironment ? _baseTestUrl : _baseProductUrl;
+  }
+
+  static const _baseTestUrl = 'https://buy-staging.moonpay.com';
+  static const _baseProductUrl = 'https://buy.moonpay.com';
+  static const _apiUrl = 'https://api.moonpay.com';
+  static const _currenciesSuffix = '/v3/currencies';
+  static const _quoteSuffix = '/buy_quote';
+  static const _transactionsSuffix = '/v1/transactions';
+  static const _ipAddressSuffix = '/v4/ip_address';
+  static const _apiKey = secrets.moonPayApiKey;
+  static const _secretKey = secrets.moonPaySecretKey;
+
+  @override
+  String get title => 'MoonPay';
+
+  @override
+  BuyProviderDescription get description => BuyProviderDescription.moonPay;
+
+  String get currencyCode =>
+    walletTypeToCryptoCurrency(walletType).title.toLowerCase();
+
+  @override
+  String get trackUrl => baseUrl + '/transaction_receipt?transactionId=';
+
+  String baseUrl;
+
+  @override
+  Future<String> requestUrl(String amount, String sourceCurrency) async {
+    final enabledPaymentMethods =
+        'credit_debit_card%2Capple_pay%2Cgoogle_pay%2Csamsung_pay'
+        '%2Csepa_bank_transfer%2Cgbp_bank_transfer%2Cgbp_open_banking_payment';
+
+    final suffix = '?apiKey=' + _apiKey + '&currencyCode=' +
+        currencyCode + '&enabledPaymentMethods=' + enabledPaymentMethods +
+        '&walletAddress=' + walletAddress +
+        '&baseCurrencyCode=' + sourceCurrency.toLowerCase() +
+        '&baseCurrencyAmount=' + amount + '&lockAmount=true' +
+        '&showAllCurrencies=false' + '&showWalletAddressForm=false';
+
+    final originalUrl = baseUrl + suffix;
+
+    final messageBytes = utf8.encode(suffix);
+    final key = utf8.encode(_secretKey);
+    final hmac = Hmac(sha256, key);
+    final digest = hmac.convert(messageBytes);
+    final signature = base64.encode(digest.bytes);
+    final urlWithSignature = originalUrl +
+          '&signature=${Uri.encodeComponent(signature)}';
+
+    return isTestEnvironment ? originalUrl : urlWithSignature;
+  }
+
+  @override
+  Future<BuyAmount> calculateAmount(String amount, String sourceCurrency) async {
+    final url = _apiUrl + _currenciesSuffix + '/$currencyCode' +
+        _quoteSuffix + '/?apiKey=' + _apiKey +
+        '&baseCurrencyAmount=' + amount +
+        '&baseCurrencyCode=' + sourceCurrency.toLowerCase();
+
+    final response = await get(url);
+
+    if (response.statusCode != 200) {
+      throw BuyException(
+          description: description,
+          text: 'Quote is not found!');
+    }
+
+    final responseJSON = json.decode(response.body) as Map<String, dynamic>;
+    final sourceAmount = responseJSON['totalAmount'] as double;
+    final destAmount = responseJSON['quoteCurrencyAmount'] as double;
+    final minSourceAmount = responseJSON['baseCurrency']['minAmount'] as int;
+
+    return BuyAmount(
+        sourceAmount: sourceAmount,
+        destAmount: destAmount,
+        minAmount: minSourceAmount);
+  }
+
+  @override
+  Future<Order> findOrderById(String id) async {
+    final url = _apiUrl + _transactionsSuffix + '/$id' +
+        '?apiKey=' + _apiKey;
+
+    final response = await get(url);
+
+    if (response.statusCode != 200) {
+      throw BuyException(
+          description: description,
+          text: 'Transaction $id is not found!');
+    }
+
+    final responseJSON = json.decode(response.body) as Map<String, dynamic>;
+    final status = responseJSON['status'] as String;
+    final state = TradeState.deserialize(raw: status);
+    final createdAtRaw = responseJSON['createdAt'] as String;
+    final createdAt = DateTime.parse(createdAtRaw).toLocal();
+    final amount = responseJSON['quoteCurrencyAmount'] as double;
+
+    return Order(
+        id: id,
+        provider: description,
+        transferId: id,
+        state: state,
+        createdAt: createdAt,
+        amount: amount.toString(),
+        receiveAddress: walletAddress,
+        walletId: walletId
+    );
+  }
+
+  static Future<bool> onEnabled() async {
+    final url = _apiUrl + _ipAddressSuffix + '?apiKey=' + _apiKey;
+    var isBuyEnable = false;
+
+    final response = await get(url);
+
+    try {
+      final responseJSON = json.decode(response.body) as Map<String, dynamic>;
+      isBuyEnable = responseJSON['isBuyAllowed'] as bool;
+    } catch (e) {
+      isBuyEnable = false;
+      print(e.toString());
+    }
+
+    return isBuyEnable;
+  }
+}

lib/buy/order.dart

@@ -1,3 +1,4 @@
+import 'package:cake_wallet/buy/buy_provider_description.dart';
 import 'package:hive/hive.dart';
 import 'package:cake_wallet/exchange/trade_state.dart';
 import 'package:cake_wallet/entities/format_amount.dart';
@@ -8,6 +9,7 @@ part 'order.g.dart';
 class Order extends HiveObject {
   Order(
       {this.id,
+        BuyProviderDescription provider,
         this.transferId,
         this.from,
         this.to,
@@ -16,7 +18,8 @@ class Order extends HiveObject {
         this.amount,
         this.receiveAddress,
         this.walletId})
-      : stateRaw = state?.raw;
+      : providerRaw = provider?.raw,
+        stateRaw = state?.raw;
 
   static const typeId = 8;
   static const boxName = 'Orders';
@@ -51,5 +54,11 @@ class Order extends HiveObject {
   @HiveField(8)
   String walletId;
 
+  @HiveField(9)
+  int providerRaw;
+
+  BuyProviderDescription get provider =>
+      BuyProviderDescription.deserialize(raw: providerRaw);
+
   String amountFormatted() => formatAmount(amount);
 }

lib/buy/wyre/wyre_buy_provider.dart

@@ -0,0 +1,163 @@
+import 'dart:convert';
+import 'package:cake_wallet/buy/buy_exception.dart';
+import 'package:http/http.dart';
+import 'package:cake_wallet/buy/buy_amount.dart';
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+import 'package:cake_wallet/buy/order.dart';
+import 'package:cake_wallet/core/wallet_base.dart';
+import 'package:cake_wallet/entities/wallet_type.dart';
+import 'package:cake_wallet/exchange/trade_state.dart';
+import 'package:cake_wallet/.secrets.g.dart' as secrets;
+
+class WyreBuyProvider extends BuyProvider {
+  WyreBuyProvider({WalletBase wallet, bool isTestEnvironment = false})
+    : super(wallet: wallet, isTestEnvironment: isTestEnvironment) {
+    baseApiUrl = isTestEnvironment
+        ? _baseTestApiUrl
+        : _baseProductApiUrl;
+  }
+
+  static const _baseTestApiUrl = 'https://api.testwyre.com';
+  static const _baseProductApiUrl = 'https://api.sendwyre.com';
+  static const _trackTestUrl = 'https://dash.testwyre.com/track/';
+  static const _trackProductUrl = 'https://dash.sendwyre.com/track/';
+  static const _ordersSuffix = '/v3/orders';
+  static const _reserveSuffix = '/reserve';
+  static const _quoteSuffix = '/quote/partner';
+  static const _timeStampSuffix = '?timestamp=';
+  static const _transferSuffix = '/v2/transfer/';
+  static const _trackSuffix = '/track';
+  static const _countryCode = 'US';
+  static const _secretKey = secrets.wyreSecretKey;
+  static const _accountId = secrets.wyreAccountId;
+
+  @override
+  String get title => 'Wyre';
+
+  @override
+  BuyProviderDescription get description => BuyProviderDescription.wyre;
+
+  @override
+  String get trackUrl => isTestEnvironment
+      ? _trackTestUrl
+      : _trackProductUrl;
+
+  String baseApiUrl;
+
+  @override
+  Future<String> requestUrl(String amount, String sourceCurrency) async {
+    final timestamp = DateTime.now().millisecondsSinceEpoch.toString();
+    final url = baseApiUrl + _ordersSuffix + _reserveSuffix +
+        _timeStampSuffix + timestamp;
+    final body = {
+      'amount': amount,
+      'sourceCurrency': sourceCurrency,
+      'destCurrency': walletTypeToCryptoCurrency(walletType).title,
+      'dest': walletTypeToString(walletType).toLowerCase() + ':' + walletAddress,
+      'referrerAccountId': _accountId,
+      'lockFields': ['amount', 'sourceCurrency', 'destCurrency', 'dest']
+    };
+
+    final response = await post(url,
+        headers: {
+          'Authorization': 'Bearer $_secretKey',
+          'Content-Type': 'application/json',
+          'cache-control': 'no-cache'
+        },
+        body: json.encode(body));
+
+    if (response.statusCode != 200) {
+      throw BuyException(
+          description: description,
+          text: 'Url $url is not found!');
+    }
+
+    final responseJSON = json.decode(response.body) as Map<String, dynamic>;
+    final urlFromResponse = responseJSON['url'] as String;
+    return urlFromResponse;
+  }
+
+  @override
+  Future<BuyAmount> calculateAmount(String amount, String sourceCurrency) async {
+    final quoteUrl = _baseProductApiUrl + _ordersSuffix + _quoteSuffix;
+    final body = {
+      'amount': amount,
+      'sourceCurrency': sourceCurrency,
+      'destCurrency': walletTypeToCryptoCurrency(walletType).title,
+      'dest': walletTypeToString(walletType).toLowerCase() + ':' + walletAddress,
+      'accountId': _accountId,
+      'country': _countryCode
+    };
+
+    final response = await post(quoteUrl,
+        headers: {
+          'Authorization': 'Bearer $_secretKey',
+          'Content-Type': 'application/json',
+          'cache-control': 'no-cache'
+        },
+        body: json.encode(body));
+
+    if (response.statusCode != 200) {
+      throw BuyException(
+          description: description,
+          text: 'Quote is not found!');
+    }
+
+    final responseJSON = json.decode(response.body) as Map<String, dynamic>;
+    final sourceAmount = responseJSON['sourceAmount'] as double;
+    final destAmount = responseJSON['destAmount'] as double;
+
+    return BuyAmount(sourceAmount: sourceAmount, destAmount: destAmount);
+  }
+
+  @override
+  Future<Order> findOrderById(String id) async {
+    final orderUrl = baseApiUrl + _ordersSuffix + '/$id';
+    final orderResponse = await get(orderUrl);
+
+    if (orderResponse.statusCode != 200) {
+      throw BuyException(
+          description: description,
+          text: 'Order $id is not found!');
+    }
+
+    final orderResponseJSON =
+    json.decode(orderResponse.body) as Map<String, dynamic>;
+    final transferId = orderResponseJSON['transferId'] as String;
+    final from = orderResponseJSON['sourceCurrency'] as String;
+    final to = orderResponseJSON['destCurrency'] as String;
+    final status = orderResponseJSON['status'] as String;
+    final state = TradeState.deserialize(raw: status.toLowerCase());
+    final createdAtRaw = orderResponseJSON['createdAt'] as int;
+    final createdAt =
+    DateTime.fromMillisecondsSinceEpoch(createdAtRaw).toLocal();
+
+    final transferUrl =
+        baseApiUrl + _transferSuffix + transferId + _trackSuffix;
+    final transferResponse = await get(transferUrl);
+
+    if (transferResponse.statusCode != 200) {
+      throw BuyException(
+          description: description,
+          text: 'Transfer $transferId is not found!');
+    }
+
+    final transferResponseJSON =
+    json.decode(transferResponse.body) as Map<String, dynamic>;
+    final amount = transferResponseJSON['destAmount'] as double;
+
+    return Order(
+        id: id,
+        provider: description,
+        transferId: transferId,
+        from: from,
+        to: to,
+        state: state,
+        createdAt: createdAt,
+        amount: amount.toString(),
+        receiveAddress: walletAddress,
+        walletId: walletId
+    );
+  }
+}

lib/di.dart

@@ -4,11 +4,9 @@ import 'package:cake_wallet/core/backup_service.dart';
 import 'package:cake_wallet/core/wallet_service.dart';
 import 'package:cake_wallet/entities/biometric_auth.dart';
 import 'package:cake_wallet/entities/contact_record.dart';
-import 'package:cake_wallet/entities/load_current_wallet.dart';
-import 'package:cake_wallet/entities/order.dart';
+import 'package:cake_wallet/buy/order.dart';
 import 'package:cake_wallet/entities/transaction_description.dart';
 import 'package:cake_wallet/entities/transaction_info.dart';
-import 'package:cake_wallet/entities/wyre_service.dart';
 import 'package:cake_wallet/monero/monero_wallet_service.dart';
 import 'package:cake_wallet/entities/contact.dart';
 import 'package:cake_wallet/entities/node.dart';
@@ -16,7 +14,8 @@ import 'package:cake_wallet/exchange/trade.dart';
 import 'package:cake_wallet/reactions/on_authentication_state_change.dart';
 import 'package:cake_wallet/src/screens/backup/backup_page.dart';
 import 'package:cake_wallet/src/screens/backup/edit_backup_password_page.dart';
-
+import 'package:cake_wallet/src/screens/buy/buy_webview_page.dart';
+import 'package:cake_wallet/src/screens/buy/pre_order_page.dart';
 import 'package:cake_wallet/src/screens/contact/contact_list_page.dart';
 import 'package:cake_wallet/src/screens/contact/contact_page.dart';
 import 'package:cake_wallet/src/screens/exchange_trade/exchange_confirm_page.dart';
@@ -43,7 +42,6 @@ import 'package:cake_wallet/src/screens/transaction_details/transaction_details_
 import 'package:cake_wallet/src/screens/wallet_keys/wallet_keys_page.dart';
 import 'package:cake_wallet/src/screens/exchange/exchange_page.dart';
 import 'package:cake_wallet/src/screens/exchange/exchange_template_page.dart';
-import 'package:cake_wallet/src/screens/wyre/wyre_page.dart';
 import 'package:cake_wallet/store/dashboard/orders_store.dart';
 import 'package:cake_wallet/store/node_list_store.dart';
 import 'package:cake_wallet/store/secret_store.dart';
@@ -62,6 +60,8 @@ import 'package:cake_wallet/src/screens/subaddress/address_edit_or_create_page.d
 import 'package:cake_wallet/src/screens/wallet_list/wallet_list_page.dart';
 import 'package:cake_wallet/store/wallet_list_store.dart';
 import 'package:cake_wallet/view_model/backup_view_model.dart';
+import 'package:cake_wallet/view_model/buy/buy_amount_view_model.dart';
+import 'package:cake_wallet/view_model/buy/buy_view_model.dart';
 import 'package:cake_wallet/view_model/contact_list/contact_list_view_model.dart';
 import 'package:cake_wallet/view_model/contact_list/contact_view_model.dart';
 import 'package:cake_wallet/view_model/edit_backup_password_view_model.dart';
@@ -90,7 +90,6 @@ import 'package:cake_wallet/view_model/wallet_list/wallet_list_view_model.dart';
 import 'package:cake_wallet/view_model/wallet_restore_view_model.dart';
 import 'package:cake_wallet/view_model/wallet_seed_view_model.dart';
 import 'package:cake_wallet/view_model/exchange/exchange_view_model.dart';
-import 'package:cake_wallet/view_model/wyre_view_model.dart';
 import 'package:flutter/widgets.dart';
 import 'package:get_it/get_it.dart';
 import 'package:hive/hive.dart';
@@ -113,6 +112,7 @@ import 'package:cake_wallet/store/templates/exchange_template_store.dart';
 import 'package:cake_wallet/entities/template.dart';
 import 'package:cake_wallet/exchange/exchange_template.dart';
 import 'package:cake_wallet/.secrets.g.dart' as secrets;
+import 'package:cake_wallet/entities/push_notifications_service.dart';
 
 final getIt = GetIt.instance;
 
@@ -152,6 +152,7 @@ Future setup(
   final isBitcoinBuyEnabled = (secrets.wyreSecretKey?.isNotEmpty ?? false) &&
       (secrets.wyreApiKey?.isNotEmpty ?? false) &&
       (secrets.wyreAccountId?.isNotEmpty ?? false);
+
   final settingsStore = await SettingsStoreBase.load(
       nodeSource: _nodeSource, isBitcoinBuyEnabled: isBitcoinBuyEnabled);
 
@@ -232,6 +233,9 @@ Future setup(
       settingsStore: getIt.get<SettingsStore>(),
       fiatConvertationStore: getIt.get<FiatConversionStore>()));
 
+
+  getIt.registerFactory(() => PushNotificationsService());
+
   getIt.registerFactory(() => DashboardViewModel(
       balanceViewModel: getIt.get<BalanceViewModel>(),
       appStore: getIt.get<AppStore>(),
@@ -239,9 +243,8 @@ Future setup(
       tradeFilterStore: getIt.get<TradeFilterStore>(),
       transactionFilterStore: getIt.get<TransactionFilterStore>(),
       settingsStore: settingsStore,
-      ordersSource: _ordersSource,
       ordersStore: getIt.get<OrdersStore>(),
-      wyreViewModel: getIt.get<WyreViewModel>()));
+      pushNotificationsService: getIt.get<PushNotificationsService>()));
 
   getIt.registerFactory<AuthService>(() => AuthService(
       secureStorage: getIt.get<FlutterSecureStorage>(),
@@ -487,10 +490,14 @@ Future setup(
 
   getIt
       .registerFactoryParam<TransactionDetailsViewModel, TransactionInfo, void>(
-          (TransactionInfo transactionInfo, _) => TransactionDetailsViewModel(
-              transactionInfo: transactionInfo,
-              transactionDescriptionBox: _transactionDescriptionBox,
-              settingsStore: getIt.get<SettingsStore>()));
+          (TransactionInfo transactionInfo, _) {
+            final wallet = getIt.get<AppStore>().wallet;
+            return TransactionDetailsViewModel(
+                transactionInfo: transactionInfo,
+                transactionDescriptionBox: _transactionDescriptionBox,
+                wallet: wallet,
+                settingsStore: getIt.get<SettingsStore>());
+          });
 
   getIt.registerFactoryParam<TransactionDetailsPage, TransactionInfo, void>(
       (TransactionInfo transactionInfo, _) => TransactionDetailsPage(
@@ -537,22 +544,37 @@ Future setup(
   getIt.registerFactoryParam<TradeDetailsPage, Trade, void>((Trade trade, _) =>
       TradeDetailsPage(getIt.get<TradeDetailsViewModel>(param1: trade)));
 
+  getIt.registerFactory(() => BuyAmountViewModel());
+
   getIt.registerFactory(() {
-    return WyreService(appStore: getIt.get<AppStore>());
+    final wallet = getIt.get<AppStore>().wallet;
+
+    return BuyViewModel(_ordersSource, getIt.get<OrdersStore>(),
+        getIt.get<SettingsStore>(), getIt.get<BuyAmountViewModel>(),
+        wallet: wallet);
   });
 
   getIt.registerFactory(() {
-    return WyreViewModel(ordersSource, getIt.get<OrdersStore>(),
-        wyreService: getIt.get<WyreService>());
+    return PreOrderPage(buyViewModel: getIt.get<BuyViewModel>());
   });
 
-  getIt.registerFactoryParam<WyrePage, String, void>((String url, _) =>
-      WyrePage(getIt.get<WyreViewModel>(),
-          ordersStore: getIt.get<OrdersStore>(), url: url));
+  getIt.registerFactoryParam<BuyWebViewPage, List, void>(
+          (List args, _) {
+            final url = args.first as String;
+            final buyViewModel = args[1] as BuyViewModel;
 
-  getIt.registerFactoryParam<OrderDetailsViewModel, Order, void>((order, _) =>
-      OrderDetailsViewModel(
-          wyreViewModel: getIt.get<WyreViewModel>(), orderForDetails: order));
+            return BuyWebViewPage(buyViewModel: buyViewModel,
+                ordersStore: getIt.get<OrdersStore>(), url: url);
+          });
+
+  getIt.registerFactoryParam<OrderDetailsViewModel, Order, void>(
+          (order, _) {
+            final wallet = getIt.get<AppStore>().wallet;
+
+            return OrderDetailsViewModel(
+                wallet: wallet,
+                orderForDetails: order);
+          });
 
   getIt.registerFactoryParam<OrderDetailsPage, Order, void>((Order order, _) =>
       OrderDetailsPage(getIt.get<OrderDetailsViewModel>(param1: order)));

lib/entities/biometric_auth.dart

@@ -7,7 +7,7 @@ class BiometricAuth {
 
   Future<bool> isAuthenticated() async {
     try {
-      return await _localAuth.authenticateWithBiometrics(
+      return await _localAuth.authenticate(
           localizedReason: S.current.biometric_auth_reason,
           useErrorDialogs: true,
           stickyAuth: false);

lib/entities/preferences_key.dart

@@ -19,4 +19,5 @@ class PreferencesKey {
       'current_default_settings_migration_version';
   static const moneroTransactionPriority = 'current_fee_priority_monero';
   static const bitcoinTransactionPriority = 'current_fee_priority_bitcoin';
+  static const shouldShowReceiveWarning = 'should_show_receive_warning';
 }

lib/entities/push_notifications_service.dart

@@ -0,0 +1,45 @@
+import 'dart:io';
+import 'package:cake_wallet/main.dart';
+import 'package:cake_wallet/utils/show_bar.dart';
+import 'package:firebase_messaging/firebase_messaging.dart';
+
+class PushNotificationsService {
+  PushNotificationsService._();
+
+  factory PushNotificationsService() => _instance;
+
+  static final PushNotificationsService _instance = PushNotificationsService._();
+  static Future<dynamic> _onBackgroundMessage(Map<String, dynamic> message) async  {}
+  final _firebaseMessaging = FirebaseMessaging();
+  bool _initialized = false;
+
+  Future<void> init() async {
+    if (_initialized) {
+      return;
+    }
+
+    _firebaseMessaging.requestNotificationPermissions();
+    _firebaseMessaging.configure(
+      onMessage: (message) async {
+        Map<dynamic, dynamic> alert = <dynamic, dynamic>{};
+        String msg = '';
+        String title = '';
+
+        if (Platform.isIOS) {
+          alert = message['aps']['alert'] as Map<dynamic, dynamic> ?? <dynamic, dynamic>{};
+          msg = alert['body'] as String ?? '';
+          title = alert['title'] as String ?? '';
+        }
+
+        if (Platform.isAndroid) {
+          msg = message['notification']['body'] as String ?? '';
+          title = message['notification']['title'] as String ?? '';
+        }
+
+        await showBar<void>(navigatorKey.currentContext, msg, titleText: title, duration: null);
+      },
+      onBackgroundMessage: _onBackgroundMessage);
+
+    _initialized = true;
+  }
+}

lib/entities/wallet_type.dart

@@ -71,7 +71,7 @@ String walletTypeToDisplayName(WalletType type) {
     case WalletType.bitcoin:
       return 'Bitcoin (Electrum)';
     case WalletType.litecoin:
-      return 'Litecoin';
+      return 'Litecoin (Electrum)';
     default:
       return '';
   }

lib/entities/wyre_exception.dart

@@ -1,8 +0,0 @@
-class WyreException implements Exception {
-  WyreException(this.description);
-
-  String description;
-
-  @override
-  String toString() => description;
-}

lib/entities/wyre_service.dart

@@ -1,113 +0,0 @@
-import 'dart:convert';
-import 'package:cake_wallet/entities/wyre_exception.dart';
-import 'package:cake_wallet/exchange/trade_state.dart';
-import 'package:cake_wallet/store/app_store.dart';
-import 'package:flutter/foundation.dart';
-import 'package:http/http.dart';
-import 'package:cake_wallet/.secrets.g.dart' as secrets;
-import 'package:cake_wallet/entities/order.dart';
-import 'package:cake_wallet/entities/wallet_type.dart';
-
-class WyreService {
-  WyreService({@required this.appStore, this.isTestEnvironment = false}) {
-    baseApiUrl = isTestEnvironment ? _baseTestApiUrl : _baseProductApiUrl;
-    trackUrl = isTestEnvironment ? _trackTestUrl : _trackProductUrl;
-  }
-
-  static const _baseTestApiUrl = 'https://api.testwyre.com';
-  static const _baseProductApiUrl = 'https://api.sendwyre.com';
-  static const _trackTestUrl = 'https://dash.testwyre.com/track/';
-  static const _trackProductUrl = 'https://dash.sendwyre.com/track/';
-  static const _ordersSuffix = '/v3/orders';
-  static const _reserveSuffix = '/reserve';
-  static const _timeStampSuffix = '?timestamp=';
-  static const _transferSuffix = '/v2/transfer/';
-  static const _trackSuffix = '/track';
-
-  final bool isTestEnvironment;
-  final AppStore appStore;
-
-  WalletType get walletType => appStore.wallet.type;
-  String get walletAddress => appStore.wallet.address;
-  String get walletId => appStore.wallet.id;
-
-  String baseApiUrl;
-  String trackUrl;
-
-  Future<String> getWyreUrl() async {
-    final timestamp = DateTime.now().millisecondsSinceEpoch.toString();
-    final url = baseApiUrl +
-        _ordersSuffix +
-        _reserveSuffix +
-        _timeStampSuffix +
-        timestamp;
-    final secretKey = secrets.wyreSecretKey;
-    final accountId = secrets.wyreAccountId;
-    final body = {
-      'destCurrency': walletTypeToCryptoCurrency(walletType).title,
-      'dest':
-          walletTypeToString(walletType).toLowerCase() + ':' + walletAddress,
-      'referrerAccountId': accountId,
-      'lockFields': ['destCurrency', 'dest']
-    };
-
-    final response = await post(url,
-        headers: {
-          'Authorization': 'Bearer $secretKey',
-          'Content-Type': 'application/json',
-          'cache-control': 'no-cache'
-        },
-        body: json.encode(body));
-
-    if (response.statusCode != 200) {
-      throw WyreException('Url $url is not found!');
-    }
-
-    final responseJSON = json.decode(response.body) as Map<String, dynamic>;
-    final urlFromResponse = responseJSON['url'] as String;
-    return urlFromResponse;
-  }
-
-  Future<Order> findOrderById(String id) async {
-    final orderUrl = baseApiUrl + _ordersSuffix + '/$id';
-    final orderResponse = await get(orderUrl);
-
-    if (orderResponse.statusCode != 200) {
-      throw WyreException('Order $id is not found!');
-    }
-
-    final orderResponseJSON =
-        json.decode(orderResponse.body) as Map<String, dynamic>;
-    final transferId = orderResponseJSON['transferId'] as String;
-    final from = orderResponseJSON['sourceCurrency'] as String;
-    final to = orderResponseJSON['destCurrency'] as String;
-    final status = orderResponseJSON['status'] as String;
-    final state = TradeState.deserialize(raw: status.toLowerCase());
-    final createdAtRaw = orderResponseJSON['createdAt'] as int;
-    final createdAt =
-        DateTime.fromMillisecondsSinceEpoch(createdAtRaw).toLocal();
-
-    final transferUrl =
-        baseApiUrl + _transferSuffix + transferId + _trackSuffix;
-    final transferResponse = await get(transferUrl);
-
-    if (transferResponse.statusCode != 200) {
-      throw WyreException('Transfer $transferId is not found!');
-    }
-
-    final transferResponseJSON =
-        json.decode(transferResponse.body) as Map<String, dynamic>;
-    final amount = transferResponseJSON['destAmount'] as double;
-
-    return Order(
-        id: id,
-        transferId: transferId,
-        from: from,
-        to: to,
-        state: state,
-        createdAt: createdAt,
-        amount: amount.toString(),
-        receiveAddress: walletAddress,
-        walletId: walletId);
-  }
-}

lib/exchange/trade_state.dart

@@ -27,6 +27,12 @@ class TradeState extends EnumerableItem<String> with Serializable<String> {
   static const finished = TradeState(raw: 'finished', title: 'Finished');
   static const waiting = TradeState(raw: 'waiting', title: 'Waiting');
   static const processing = TradeState(raw: 'processing', title: 'Processing');
+  static const waitingPayment =
+      TradeState(raw: 'waitingPayment', title: 'Waiting payment');
+  static const waitingAuthorization =
+      TradeState(raw: 'waitingAuthorization', title: 'Waiting authorization');
+  static const failed = TradeState(raw: 'failed', title: 'Failed');
+  static const completed = TradeState(raw: 'completed', title: 'Completed');
 
   static TradeState deserialize({String raw}) {
     switch (raw) {
@@ -62,6 +68,14 @@ class TradeState extends EnumerableItem<String> with Serializable<String> {
         return waiting;
       case 'processing':
         return processing;
+      case 'waitingPayment':
+        return waitingPayment;
+      case 'waitingAuthorization':
+        return waitingAuthorization;
+      case 'failed':
+        return failed;
+      case 'completed':
+        return completed;
       default:
         return null;
     }

lib/main.dart

@@ -1,5 +1,5 @@
 import 'package:cake_wallet/entities/language_service.dart';
-import 'package:cake_wallet/entities/order.dart';
+import 'package:cake_wallet/buy/order.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:hive/hive.dart';

lib/monero/monero_transaction_info.dart

@@ -8,7 +8,7 @@ import 'package:cw_monero/transaction_history.dart';
 
 class MoneroTransactionInfo extends TransactionInfo {
   MoneroTransactionInfo(this.id, this.height, this.direction, this.date,
-      this.isPending, this.amount, this.accountIndex, this.fee);
+      this.isPending, this.amount, this.accountIndex, this.addressIndex, this.fee);
 
   MoneroTransactionInfo.fromMap(Map map)
       : id = (map['hash'] ?? '') as String,
@@ -21,6 +21,7 @@ class MoneroTransactionInfo extends TransactionInfo {
         isPending = parseBoolFromString(map['isPending'] as String),
         amount = map['amount'] as int,
         accountIndex = int.parse(map['accountIndex'] as String),
+        addressIndex = map['addressIndex'] as int,
         key = getTxKey((map['hash'] ?? '') as String),
         fee = map['fee'] as int ?? 0;
 
@@ -33,6 +34,7 @@ class MoneroTransactionInfo extends TransactionInfo {
         isPending = row.isPending != 0,
         amount = row.getAmount(),
         accountIndex = row.subaddrAccount,
+        addressIndex = row.subaddrIndex,
         key = getTxKey(row.getHash()),
         fee = row.fee;
 
@@ -44,6 +46,7 @@ class MoneroTransactionInfo extends TransactionInfo {
   final bool isPending;
   final int amount;
   final int fee;
+  final int addressIndex;
   String recipientAddress;
   String key;
 

lib/monero/monero_wallet.dart

@@ -271,6 +271,11 @@ abstract class MoneroWalletBase extends WalletBase<MoneroBalance,
     await walletInfo.save();
   }
 
+  String getTransactionAddress(int accountIndex, int addressIndex) =>
+      monero_wallet.getAddress(
+          accountIndex: accountIndex,
+          addressIndex: addressIndex);
+
   @override
   Future<Map<String, MoneroTransactionInfo>> fetchTransactions() async {
     monero_transaction_history.refreshTransactions();

lib/palette.dart

@@ -23,6 +23,7 @@ class Palette {
   static const Color persianRed = Color.fromRGBO(206, 55, 55, 1.0);
   static const Color blueCraiola = Color.fromRGBO(69, 110, 255, 1.0);
   static const Color blueGreyCraiola = Color.fromRGBO(106, 177, 207, 1.0);
+  static const Color greyBlueCraiola = Color.fromRGBO(116, 139, 219, 1.0);
   static const Color darkBlueCraiola = Color.fromRGBO(53, 86, 136, 1.0);
   static const Color pinkFlamingo = Color.fromRGBO(240, 60, 243, 1.0);
   static const Color redHat = Color.fromRGBO(209, 68, 37, 1.0);

lib/router.dart

@@ -1,16 +1,18 @@
 import 'package:cake_wallet/entities/contact_record.dart';
-import 'package:cake_wallet/entities/order.dart';
+import 'package:cake_wallet/buy/order.dart';
 import 'package:cake_wallet/entities/transaction_description.dart';
 import 'package:cake_wallet/src/screens/backup/backup_page.dart';
 import 'package:cake_wallet/src/screens/backup/edit_backup_password_page.dart';
+import 'package:cake_wallet/src/screens/buy/buy_webview_page.dart';
+import 'package:cake_wallet/src/screens/buy/pre_order_page.dart';
 import 'package:cake_wallet/src/screens/order_details/order_details_page.dart';
 import 'package:cake_wallet/src/screens/pin_code/pin_code_widget.dart';
 import 'package:cake_wallet/src/screens/restore/restore_from_backup_page.dart';
 import 'package:cake_wallet/src/screens/restore/wallet_restore_page.dart';
 import 'package:cake_wallet/src/screens/seed/pre_seed_page.dart';
 import 'package:cake_wallet/src/screens/support/support_page.dart';
-import 'package:cake_wallet/src/screens/wyre/wyre_page.dart';
 import 'package:cake_wallet/store/settings_store.dart';
+import 'package:cake_wallet/view_model/buy/buy_view_model.dart';
 import 'package:cake_wallet/view_model/monero_account_list/account_list_item.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
@@ -299,10 +301,17 @@ Route<dynamic> createRoute(RouteSettings settings) {
           builder: (_) =>
               getIt.get<OrderDetailsPage>(param1: settings.arguments as Order));
 
-    case Routes.wyre:
+    case Routes.preOrder:
       return MaterialPageRoute<void>(
           builder: (_) =>
-              getIt.get<WyrePage>(param1: settings.arguments as String));
+              getIt.get<PreOrderPage>());
+
+    case Routes.buyWebView:
+      final args = settings.arguments as List;
+
+      return MaterialPageRoute<void>(
+          builder: (_) =>
+              getIt.get<BuyWebViewPage>(param1: args));
 
     case Routes.restoreWalletFromSeedDetails:
       final args = settings.arguments as List;

lib/routes.dart

@@ -53,5 +53,6 @@ class Routes {
   static const restoreFromBackup = '/restore_from_backup';
   static const support = '/support';
   static const orderDetails = '/order_details';
-  static const wyre = '/wyre';
+  static const preOrder = '/pre_order';
+  static const buyWebView = '/buy_web_view';
 }

lib/src/screens/buy/buy_webview_page.dart

@@ -1,20 +1,23 @@
 import 'dart:async';
 import 'dart:io';
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/moonpay/moonpay_buy_provider.dart';
+import 'package:cake_wallet/buy/wyre/wyre_buy_provider.dart';
 import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cake_wallet/palette.dart';
 import 'package:cake_wallet/src/screens/base_page.dart';
 import 'package:cake_wallet/store/dashboard/orders_store.dart';
-import 'package:cake_wallet/view_model/wyre_view_model.dart';
+import 'package:cake_wallet/view_model/buy/buy_view_model.dart';
 import 'package:flutter/material.dart';
 import 'package:webview_flutter/webview_flutter.dart';
 
-class WyrePage extends BasePage {
-  WyrePage(this.wyreViewModel,
-      {@required this.ordersStore, @required this.url});
+class BuyWebViewPage extends BasePage {
+  BuyWebViewPage({@required this.buyViewModel,
+      @required this.ordersStore, @required this.url});
 
   final OrdersStore ordersStore;
   final String url;
-  final WyreViewModel wyreViewModel;
+  final BuyViewModel buyViewModel;
 
   @override
   String get title => S.current.buy;
@@ -27,26 +30,27 @@ class WyrePage extends BasePage {
 
   @override
   Widget body(BuildContext context) =>
-      WyrePageBody(wyreViewModel, ordersStore: ordersStore, url: url);
+      BuyWebViewPageBody(buyViewModel, ordersStore: ordersStore, url: url);
 }
 
-class WyrePageBody extends StatefulWidget {
-  WyrePageBody(this.wyreViewModel, {this.ordersStore, this.url});
+class BuyWebViewPageBody extends StatefulWidget {
+  BuyWebViewPageBody(this.buyViewModel, {this.ordersStore, this.url});
 
   final OrdersStore ordersStore;
   final String url;
-  final WyreViewModel wyreViewModel;
+  final BuyViewModel buyViewModel;
 
   @override
-  WyrePageBodyState createState() => WyrePageBodyState();
+  BuyWebViewPageBodyState createState() => BuyWebViewPageBodyState();
 }
 
-class WyrePageBodyState extends State<WyrePageBody> {
+class BuyWebViewPageBodyState extends State<BuyWebViewPageBody> {
   String orderId;
   WebViewController _webViewController;
   GlobalKey _webViewkey;
   Timer _timer;
   bool _isSaving;
+  BuyProvider _provider;
 
   @override
   void initState() {
@@ -54,35 +58,17 @@ class WyrePageBodyState extends State<WyrePageBody> {
     _webViewkey = GlobalKey();
     _isSaving = false;
     widget.ordersStore.orderId = '';
+    _provider = widget.buyViewModel.selectedProvider;
 
     if (Platform.isAndroid) WebView.platform = SurfaceAndroidWebView();
 
-    _timer?.cancel();
-    _timer = Timer.periodic(Duration(seconds: 1), (timer) async {
+    if (_provider is WyreBuyProvider) {
+      _saveOrder(keyword: 'completed', splitSymbol: '/');
+    }
 
-      try {
-        if (_webViewController == null || _isSaving) {
-          return;
-        }
-
-        final url = await _webViewController.currentUrl();
-
-        if (url.contains('completed')) {
-          final urlParts = url.split('/');
-          orderId = urlParts.last;
-          widget.ordersStore.orderId = orderId;
-
-          if (orderId.isNotEmpty) {
-            _isSaving = true;
-            await widget.wyreViewModel.saveOrder(orderId);
-            timer.cancel();
-          }
-        }
-      } catch (e) {
-        _isSaving = false;
-        print(e);
-      }
-    });
+    if (_provider is MoonPayBuyProvider) {
+      _saveOrder(keyword: 'transactionId', splitSymbol: '=');
+    }
   }
 
   @override
@@ -94,4 +80,33 @@ class WyrePageBodyState extends State<WyrePageBody> {
         onWebViewCreated: (WebViewController controller) =>
             setState(() => _webViewController = controller));
   }
+
+  void _saveOrder({String keyword, String splitSymbol}) {
+    _timer?.cancel();
+    _timer = Timer.periodic(Duration(seconds: 1), (timer) async {
+
+      try {
+        if (_webViewController == null || _isSaving) {
+          return;
+        }
+
+        final url = await _webViewController.currentUrl();
+
+        if (url.contains(keyword)) {
+          final urlParts = url.split(splitSymbol);
+          orderId = urlParts.last;
+          widget.ordersStore.orderId = orderId;
+
+          if (orderId.isNotEmpty) {
+            _isSaving = true;
+            await widget.buyViewModel.saveOrder(orderId);
+            timer.cancel();
+          }
+        }
+      } catch (e) {
+        _isSaving = false;
+        print(e);
+      }
+    });
+  }
 }

lib/src/screens/buy/pre_order_page.dart

@@ -0,0 +1,288 @@
+import 'dart:ui';
+import 'package:cake_wallet/buy/buy_amount.dart';
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/moonpay/moonpay_buy_provider.dart';
+import 'package:cake_wallet/src/screens/buy/widgets/buy_list_item.dart';
+import 'package:cake_wallet/src/widgets/alert_with_one_action.dart';
+import 'package:cake_wallet/src/widgets/keyboard_done_button.dart';
+import 'package:cake_wallet/utils/show_pop_up.dart';
+import 'package:cake_wallet/view_model/buy/buy_view_model.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_mobx/flutter_mobx.dart';
+import 'package:keyboard_actions/keyboard_actions.dart';
+import 'package:cake_wallet/routes.dart';
+import 'package:cake_wallet/src/screens/base_page.dart';
+import 'package:cake_wallet/src/widgets/primary_button.dart';
+import 'package:cake_wallet/src/widgets/scollable_with_bottom_section.dart';
+import 'package:cake_wallet/generated/i18n.dart';
+import 'package:cake_wallet/src/widgets/base_text_form_field.dart';
+import 'package:cake_wallet/src/widgets/trail_button.dart';
+import 'package:mobx/mobx.dart';
+import 'package:url_launcher/url_launcher.dart';
+
+class PreOrderPage extends BasePage {
+  PreOrderPage({@required this.buyViewModel})
+      : _amountFocus = FocusNode(),
+        _amountController = TextEditingController() {
+
+    _amountController.addListener(() {
+      final amount = _amountController.text;
+
+      if (amount != buyViewModel.buyAmountViewModel.amount) {
+        buyViewModel.buyAmountViewModel.amount = amount;
+        buyViewModel.selectedProvider = null;
+      }
+    });
+
+    reaction((_) => buyViewModel.buyAmountViewModel.amount, (String amount) {
+      if (_amountController.text != amount) {
+        _amountController.text = amount;
+      }
+      if (amount.isEmpty) {
+        buyViewModel.selectedProvider = null;
+        buyViewModel.isShowProviderButtons = false;
+      } else {
+        buyViewModel.isShowProviderButtons = true;
+      }
+    });
+  }
+
+  static const _amountPattern = '^([0-9]+([.\,][0-9]{0,2})?|[.\,][0-9]{1,2})\$';
+
+  final BuyViewModel buyViewModel;
+  final FocusNode _amountFocus;
+  final TextEditingController _amountController;
+
+  @override
+  String get title => S.current.buy_bitcoin;
+
+  @override
+  Color get titleColor => Colors.white;
+
+  @override
+  bool get resizeToAvoidBottomInset => false;
+
+  @override
+  bool get extendBodyBehindAppBar => true;
+
+  @override
+  AppBarStyle get appBarStyle => AppBarStyle.transparent;
+
+  @override
+  Widget trailing(context) => TrailButton(
+      caption: S.of(context).clear,
+      onPressed: () {
+        buyViewModel.reset();
+      });
+
+  @override
+  Widget body(BuildContext context) {
+    return KeyboardActions(
+      config: KeyboardActionsConfig(
+            keyboardActionsPlatform: KeyboardActionsPlatform.IOS,
+            keyboardBarColor: Theme.of(context).accentTextTheme.body2
+                .backgroundColor,
+            nextFocus: false,
+            actions: [
+              KeyboardActionsItem(
+                focusNode: _amountFocus,
+                toolbarButtons: [(_) => KeyboardDoneButton()],
+              ),
+            ]),
+      child: Container(
+          height: 0,
+          color: Theme.of(context).backgroundColor,
+          child: ScrollableWithBottomSection(
+            contentPadding: EdgeInsets.only(bottom: 24),
+            content: Observer(builder: (_) => Column(
+              children: [
+                Container(
+                    decoration: BoxDecoration(
+                      borderRadius: BorderRadius.only(
+                          bottomLeft: Radius.circular(24),
+                          bottomRight: Radius.circular(24)),
+                      gradient: LinearGradient(colors: [
+                        Theme.of(context).primaryTextTheme.subhead.color,
+                        Theme.of(context)
+                            .primaryTextTheme
+                            .subhead
+                            .decorationColor,
+                      ], begin: Alignment.topLeft, end: Alignment.bottomRight),
+                    ),
+                    child: Padding(
+                        padding: EdgeInsets.only(top: 100, bottom: 65),
+                        child: Center(
+                            child: Container(
+                                width: 210,
+                                child: BaseTextFormField(
+                                  focusNode: _amountFocus,
+                                  controller: _amountController,
+                                  keyboardType:
+                                  TextInputType.numberWithOptions(
+                                      signed: false, decimal: true),
+                                  inputFormatters: [
+                                    FilteringTextInputFormatter
+                                        .allow(RegExp(_amountPattern))
+                                  ],
+                                  prefixIcon: Padding(
+                                    padding: EdgeInsets.only(top: 2),
+                                    child:
+                                    Text(buyViewModel.fiatCurrency.title + ': ',
+                                        style: TextStyle(
+                                          fontSize: 36,
+                                          fontWeight: FontWeight.w600,
+                                          color: Colors.white,
+                                        )),
+                                  ),
+                                  hintText: '0.00',
+                                  borderColor: Theme.of(context)
+                                      .primaryTextTheme
+                                      .body2
+                                      .decorationColor,
+                                  borderWidth: 0.5,
+                                  textStyle: TextStyle(
+                                      fontSize: 36,
+                                      fontWeight: FontWeight.w500,
+                                      color: Colors.white),
+                                  placeholderTextStyle: TextStyle(
+                                      color: Theme.of(context)
+                                          .primaryTextTheme
+                                          .headline
+                                          .decorationColor,
+                                      fontWeight: FontWeight.w500,
+                                      fontSize: 36),
+                                )
+                            )
+                        )
+                    )
+                ),
+                if (buyViewModel.isShowProviderButtons) Padding(
+                    padding: EdgeInsets.only(top: 38, bottom: 18),
+                    child: Text(
+                      S.of(context).buy_with + ':',
+                      textAlign: TextAlign.center,
+                      style: TextStyle(
+                          color: Theme.of(context).primaryTextTheme.title.color,
+                          fontSize: 18,
+                          fontWeight: FontWeight.bold
+                      ),
+                    )
+                ),
+                if (buyViewModel.isShowProviderButtons)
+                  ...buyViewModel.items.map(
+                        (item) => Observer(builder: (_) =>
+                        FutureBuilder<BuyAmount>(
+                        future: item.buyAmount,
+                        builder: (context, AsyncSnapshot<BuyAmount> snapshot) {
+                          double sourceAmount;
+                          double destAmount;
+                          int minAmount;
+
+                          if (snapshot.hasData) {
+                            sourceAmount = snapshot.data.sourceAmount;
+                            destAmount = snapshot.data.destAmount;
+                            minAmount = snapshot.data.minAmount;
+                          } else {
+                            sourceAmount = 0.0;
+                            destAmount = 0.0;
+                            minAmount = 0;
+                          }
+
+                          return Padding(
+                              padding:
+                              EdgeInsets.only(left: 15, top: 20, right: 15),
+                              child: Observer(builder: (_) {
+                                return BuyListItem(
+                                    selectedProvider:
+                                      buyViewModel.selectedProvider,
+                                    provider: item.provider,
+                                    sourceAmount: sourceAmount,
+                                    sourceCurrency: buyViewModel.fiatCurrency,
+                                    destAmount: destAmount,
+                                    destCurrency: buyViewModel.cryptoCurrency,
+                                    onTap: ((buyViewModel.doubleAmount != 0.0)
+                                        && (snapshot.hasData)) ? () =>
+                                        onSelectBuyProvider(
+                                          context: context,
+                                          provider: item.provider,
+                                          sourceAmount: sourceAmount,
+                                          minAmount: minAmount
+                                        ) : null
+                                );
+                              })
+                          );
+                        }
+                    ))
+                )
+              ],
+            )),
+            bottomSectionPadding:
+              EdgeInsets.only(left: 24, right: 24, bottom: 24),
+            bottomSection: Observer(builder: (_) {
+                return LoadingPrimaryButton(
+                    onPressed: () => onPresentProvider(context: context),
+                    text: buyViewModel.selectedProvider == null
+                          ? S.of(context).buy
+                          : S.of(context).buy_with +
+                            ' ${buyViewModel.selectedProvider
+                             .description.title}',
+                    color: Theme.of(context).accentTextTheme.body2.color,
+                    textColor: Colors.white,
+                    isLoading: buyViewModel.isRunning,
+                    isDisabled: (buyViewModel.selectedProvider == null) ||
+                                buyViewModel.isDisabled
+                );
+              })
+          )
+      )
+    );
+  }
+
+  void onSelectBuyProvider({BuildContext context, BuyProvider provider,
+    double sourceAmount, int minAmount}) {
+
+    if ((provider is MoonPayBuyProvider)&&
+        (buyViewModel.buyAmountViewModel.doubleAmount < minAmount)) {
+      showPopUp<void>(
+          context: context,
+          builder: (BuildContext context) {
+            return AlertWithOneAction(
+                alertTitle: 'MoonPay',
+                alertContent: S.of(context).moonpay_alert_text(
+                    minAmount.toString(),
+                    buyViewModel.fiatCurrency.toString()),
+                buttonText: S.of(context).ok,
+                buttonAction: () => Navigator.of(context).pop());
+          });
+      return;
+    }
+    buyViewModel.selectedProvider = provider;
+    sourceAmount > 0
+        ? buyViewModel.isDisabled = false
+        : buyViewModel.isDisabled = true;
+  }
+
+  Future<void> onPresentProvider({BuildContext context}) async {
+    if (buyViewModel.isRunning) {
+      return;
+    }
+
+    buyViewModel.isRunning = true;
+    final url = await buyViewModel.fetchUrl();
+    
+    if (url.isNotEmpty) {
+      if (buyViewModel.selectedProvider is MoonPayBuyProvider) {
+         if (await canLaunch(url)) await launch(url);
+      } else {
+        await Navigator.of(context)
+          .pushNamed(Routes.buyWebView,
+          arguments: [url, buyViewModel]);
+        }
+    }
+
+    buyViewModel.reset();
+    buyViewModel.isRunning = false;
+  }
+}

lib/src/screens/buy/widgets/buy_list_item.dart

@@ -0,0 +1,116 @@
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/get_buy_provider_icon.dart';
+import 'package:cake_wallet/entities/crypto_currency.dart';
+import 'package:cake_wallet/entities/fiat_currency.dart';
+import 'package:cake_wallet/palette.dart';
+import 'package:flutter/material.dart';
+
+class BuyListItem extends StatelessWidget {
+  BuyListItem({
+    @required this.selectedProvider,
+    @required this.provider,
+    @required this.sourceAmount,
+    @required this.sourceCurrency,
+    @required this.destAmount,
+    @required this.destCurrency,
+    @required this.onTap
+  });
+
+  final BuyProvider selectedProvider;
+  final BuyProvider provider;
+  final double sourceAmount;
+  final FiatCurrency sourceCurrency;
+  final double destAmount;
+  final CryptoCurrency destCurrency;
+  final void Function() onTap;
+
+  @override
+  Widget build(BuildContext context) {
+    final isSelected = selectedProvider?.description == provider.description;
+
+    final providerIcon = getBuyProviderIcon(provider.description,
+        isWhiteIconColor: isSelected);
+
+    final backgroundColor = isSelected
+          ? Palette.greyBlueCraiola
+          : Palette.shadowWhite;
+
+    final primaryTextColor = isSelected
+          ? Colors.white
+          : Palette.darkGray;
+
+    final secondaryTextColor = isSelected
+          ? Colors.white
+          : Palette.darkBlueCraiola;
+
+    return GestureDetector(
+      onTap: () => onTap?.call(),
+      child: Container(
+        height: 102,
+        padding: EdgeInsets.only(
+          left: 20,
+          //top: 33,
+          right: 20
+        ),
+        decoration: BoxDecoration(
+            borderRadius: BorderRadius.all(Radius.circular(25)),
+            color: backgroundColor
+        ),
+        child: Stack(
+          children: [
+            Positioned(
+              top: 33,
+              left: 0,
+              right: 0,
+              child: Row(
+                mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                mainAxisSize: MainAxisSize.max,
+                crossAxisAlignment: CrossAxisAlignment.center,
+                children: [
+                  Row(
+                    mainAxisAlignment: MainAxisAlignment.start,
+                    mainAxisSize: MainAxisSize.min,
+                    children: [
+                      if (providerIcon != null) Padding(
+                          padding: EdgeInsets.only(right: 10),
+                          child: providerIcon
+                      ),
+                      Text(
+                        provider.description.title,
+                        style: TextStyle(
+                            color: secondaryTextColor,
+                            fontSize: 20,
+                            fontWeight: FontWeight.bold
+                        ),
+                      )
+                    ],
+                  ),
+                  Text(
+                    '${destAmount?.toString()} ${destCurrency.title}',
+                    style: TextStyle(
+                        color: secondaryTextColor,
+                        fontSize: 20,
+                        fontWeight: FontWeight.bold
+                    ),
+                  ),
+                ],
+              )
+            ),
+            Positioned(
+              top: 65,
+              right: 0,
+              child: Text(
+                '${sourceAmount?.toString()} ${sourceCurrency.title}',
+                style: TextStyle(
+                    color: primaryTextColor,
+                    fontSize: 16,
+                    fontWeight: FontWeight.bold
+                ),
+              ),
+            )
+          ],
+        )
+      )
+    );
+  }
+}

lib/src/screens/dashboard/dashboard_page.dart

@@ -132,29 +132,12 @@ class DashboardPage extends BasePage {
                   image: exchangeImage,
                   title: S.of(context).exchange,
                   route: Routes.exchange),
-              Observer(
-                  builder: (_) => Stack(
-                        clipBehavior: Clip.none,
-                        alignment: Alignment.topCenter,
-                        children: [
-                          if (walletViewModel.isRunningWebView)
-                            Positioned(
-                              top: -5,
-                              child: SpinKitRing(
-                                color: Theme.of(context).buttonColor,
-                                lineWidth: 3,
-                                size: 70.0,
-                              ),
-                            ),
-                          ActionButton(
-                              image: buyImage,
-                              title: S.of(context).buy,
-                              onClick: walletViewModel.isRunningWebView
-                                  ? null
-                                  : () async =>
-                                      await _onClickBuyButton(context))
-                        ],
-                      )),
+              ActionButton(
+                  image: buyImage,
+                  title: S.of(context).buy,
+                  onClick: () async =>
+                    await _onClickBuyButton(context),
+              ),
             ],
           ),
         )
@@ -167,7 +150,8 @@ class DashboardPage extends BasePage {
       return;
     }
 
-    pages.add(AddressPage(addressListViewModel: addressListViewModel));
+    pages.add(AddressPage(addressListViewModel: addressListViewModel,
+              walletViewModel: walletViewModel));
     pages.add(BalancePage(dashboardViewModel: walletViewModel));
     pages.add(TransactionsPage(dashboardViewModel: walletViewModel));
 
@@ -183,7 +167,7 @@ class DashboardPage extends BasePage {
             return AlertWithOneAction(
                 alertTitle: S.of(context).pre_seed_title,
                 alertContent:
-                    S.of(context).outdated_electrum_wallet_desceription,
+                    S.of(context).outdated_electrum_wallet_description,
                 buttonText: S.of(context).understand,
                 buttonAction: () => Navigator.of(context).pop());
           });
@@ -197,14 +181,7 @@ class DashboardPage extends BasePage {
 
     switch (walletType) {
       case WalletType.bitcoin:
-        try {
-          walletViewModel.isRunningWebView = true;
-          final url = await walletViewModel.wyreViewModel.wyreUrl;
-          await Navigator.of(context).pushNamed(Routes.wyre, arguments: url);
-          walletViewModel.isRunningWebView = false;
-        } catch (_) {
-          walletViewModel.isRunningWebView = false;
-        }
+        Navigator.of(context).pushNamed(Routes.preOrder);
         break;
       default:
         await showPopUp<void>(

lib/src/screens/dashboard/widgets/address_page.dart

@@ -1,5 +1,11 @@
+import 'package:cake_wallet/src/widgets/alert_with_one_action.dart';
+import 'package:cake_wallet/src/widgets/alert_with_two_actions.dart';
 import 'package:cake_wallet/src/widgets/keyboard_done_button.dart';
 import 'package:cake_wallet/src/widgets/primary_button.dart';
+import 'package:cake_wallet/store/settings_store.dart';
+import 'package:cake_wallet/themes/theme_base.dart';
+import 'package:cake_wallet/utils/show_pop_up.dart';
+import 'package:cake_wallet/view_model/dashboard/dashboard_view_model.dart';
 import 'package:flutter/material.dart';
 import 'package:cake_wallet/view_model/wallet_address_list/wallet_address_list_view_model.dart';
 import 'package:cake_wallet/src/screens/receive/widgets/qr_widget.dart';
@@ -7,17 +13,43 @@ import 'package:cake_wallet/routes.dart';
 import 'package:cake_wallet/generated/i18n.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
 import 'package:keyboard_actions/keyboard_actions.dart';
+import 'package:mobx/mobx.dart';
 
 class AddressPage extends StatelessWidget {
-  AddressPage({@required this.addressListViewModel})
+  AddressPage({@required this.addressListViewModel,
+                this.walletViewModel})
       : _cryptoAmountFocus = FocusNode();
 
   final WalletAddressListViewModel addressListViewModel;
+  final DashboardViewModel walletViewModel;
 
   final FocusNode _cryptoAmountFocus;
 
   @override
   Widget build(BuildContext context) {
+    autorun((_) async {
+      if (!walletViewModel.isOutdatedElectrumWallet
+        || !walletViewModel.settingsStore.shouldShowReceiveWarning) {
+        return;
+      }
+
+      await Future<void>.delayed(Duration(seconds: 1));
+      await showPopUp<void>(
+          context: context,
+          builder: (BuildContext context) {
+            return AlertWithTwoActions(
+                alertTitle: S.of(context).pre_seed_title,
+                alertContent: S.of(context).outdated_electrum_wallet_receive_warning,
+                leftButtonText: S.of(context).understand,
+                actionLeftButton: () => Navigator.of(context).pop(),
+                rightButtonText: S.of(context).do_not_show_me,
+                actionRightButton: () {
+                  walletViewModel.settingsStore.setShouldShowReceiveWarning(false);
+                  Navigator.of(context).pop();
+                });
+          });
+    });
+
     return KeyboardActions(
         autoScroll: false,
         disableScroll: true,
@@ -42,7 +74,8 @@ class AddressPage extends StatelessWidget {
                   child: Observer(builder: (_) => QRWidget(
                       addressListViewModel: addressListViewModel,
                       amountTextFieldFocusNode: _cryptoAmountFocus,
-                      isAmountFieldShow: !addressListViewModel.hasAccounts))
+                      isAmountFieldShow: !addressListViewModel.hasAccounts,
+                      isBright: walletViewModel.settingsStore.currentTheme.type == ThemeType.bright))
               ),
               Observer(builder: (_) {
                 return addressListViewModel.hasAddressList

lib/src/screens/dashboard/widgets/balance_page.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:cake_wallet/view_model/dashboard/dashboard_view_model.dart';
+import 'package:flutter/scheduler.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
 import 'package:auto_size_text/auto_size_text.dart';
 

lib/src/screens/dashboard/widgets/order_row.dart

@@ -1,22 +1,33 @@
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+import 'package:cake_wallet/buy/get_buy_provider_icon.dart';
+import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:flutter/material.dart';
+import 'package:cake_wallet/di.dart';
+import 'package:cake_wallet/store/settings_store.dart';
 
 class OrderRow extends StatelessWidget {
   OrderRow({
     @required this.onTap,
+    @required this.provider,
     this.from,
     this.to,
     this.createdAtFormattedDate,
     this.formattedAmount});
   final VoidCallback onTap;
+  final BuyProviderDescription provider;
   final String from;
   final String to;
   final String createdAtFormattedDate;
   final String formattedAmount;
-  final wyreImage =
-      Image.asset('assets/images/wyre-icon.png', width: 36, height: 36);
 
   @override
   Widget build(BuildContext context) {
+    final currentTheme = getIt.get<SettingsStore>().currentTheme;
+    final isWhiteIconColor = currentTheme.type != ThemeType.light;
+
+    final providerIcon = getBuyProviderIcon(provider,
+          isWhiteIconColor: isWhiteIconColor);
+
     return InkWell(
         onTap: onTap,
         child: Container(
@@ -26,8 +37,10 @@ class OrderRow extends StatelessWidget {
             mainAxisSize: MainAxisSize.max,
             crossAxisAlignment: CrossAxisAlignment.center,
             children: [
-              wyreImage,
-              SizedBox(width: 12),
+              if (providerIcon != null) Padding(
+                padding: EdgeInsets.only(right: 12),
+                child: providerIcon,
+              ),
               Expanded(
                   child: Column(
                     mainAxisSize: MainAxisSize.min,

lib/src/screens/dashboard/widgets/transactions_page.dart

@@ -84,6 +84,7 @@ class TransactionsPage extends StatelessWidget {
                             onTap: () => Navigator.of(context).pushNamed(
                                 Routes.orderDetails,
                                 arguments: order),
+                            provider: order.provider,
                             from: order.from,
                             to: order.to,
                             createdAtFormattedDate:

lib/src/screens/exchange/exchange_template_page.dart

@@ -175,7 +175,7 @@ class ExchangeTemplatePage extends BasePage {
                             initialIsAddressEditable:
                             exchangeViewModel.isReceiveAddressEnabled,
                             isAmountEstimated: true,
-                            currencies: CryptoCurrency.all,
+                            currencies: exchangeViewModel.receiveCurrencies,
                             onCurrencySelected: (currency) =>
                                 exchangeViewModel.changeReceiveCurrency(
                                     currency: currency),

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

@@ -45,6 +45,7 @@ class CurrencyPickerState extends State<CurrencyPicker> {
     color: Palette.darkBlueCraiola,
   );
   final int crossAxisCount = 3;
+  final int maxNumberItemsInAlert = 12;
   final int itemsCount;
   final double backgroundHeight = 280;
   final double thumbHeight = 72;
@@ -148,6 +149,7 @@ class CurrencyPickerState extends State<CurrencyPicker> {
                                         );
                                       })
                               ),
+                              if (itemsCount > maxNumberItemsInAlert)
                               CakeScrollbar(
                                   backgroundHeight: backgroundHeight,
                                   thumbHeight: thumbHeight,

lib/src/screens/exchange_trade/exchange_trade_page.dart

@@ -98,6 +98,12 @@ class ExchangeTradeState extends State<ExchangeTradeForm> {
     showInformation(widget.exchangeTradeViewModel, context);
   }
 
+  @override
+  void dispose() {
+    super.dispose();
+    widget.exchangeTradeViewModel.timer?.cancel();
+  }
+
   @override
   Widget build(BuildContext context) {
     final copyImage = Image.asset('assets/images/copy_content.png',

lib/src/screens/order_details/order_details_page.dart

@@ -19,7 +19,33 @@ class OrderDetailsPage extends BasePage {
   final OrderDetailsViewModel orderDetailsViewModel;
 
   @override
-  Widget body(BuildContext context) {
+  Widget body(BuildContext context) =>
+      OrderDetailsPageBody(orderDetailsViewModel);
+}
+
+class OrderDetailsPageBody extends StatefulWidget {
+  OrderDetailsPageBody(this.orderDetailsViewModel);
+
+  final OrderDetailsViewModel orderDetailsViewModel;
+
+  @override
+  OrderDetailsPageBodyState createState() =>
+      OrderDetailsPageBodyState(orderDetailsViewModel);
+}
+
+class OrderDetailsPageBodyState extends State<OrderDetailsPageBody> {
+  OrderDetailsPageBodyState(this.orderDetailsViewModel);
+
+  final OrderDetailsViewModel orderDetailsViewModel;
+
+  @override
+  void dispose() {
+    super.dispose();
+    orderDetailsViewModel.timer?.cancel();
+  }
+
+  @override
+  Widget build(BuildContext context) {
     return Observer(builder: (_) {
       return SectionStandardList(
           sectionCount: 1,
@@ -44,4 +70,5 @@ class OrderDetailsPage extends BasePage {
           });
     });
   }
+
 }

lib/src/screens/receive/receive_page.dart

@@ -1,6 +1,7 @@
 import 'package:cake_wallet/src/widgets/keyboard_done_button.dart';
 import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:cake_wallet/utils/show_pop_up.dart';
+import 'package:cake_wallet/view_model/dashboard/dashboard_view_model.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
@@ -34,6 +35,9 @@ class ReceivePage extends BasePage {
   @override
   Color get backgroundDarkColor => Colors.transparent;
 
+  @override
+  bool get resizeToAvoidBottomInset => false;
+
   final FocusNode _cryptoAmountFocus;
 
   @override
@@ -124,7 +128,8 @@ class ReceivePage extends BasePage {
                 child: QRWidget(
                     addressListViewModel: addressListViewModel,
                     isAmountFieldShow: true,
-                    amountTextFieldFocusNode: _cryptoAmountFocus),
+                    amountTextFieldFocusNode: _cryptoAmountFocus,
+                    isBright: currentTheme.type == ThemeType.bright),
               ),
               Observer(
                   builder: (_) => ListView.separated(

lib/src/screens/receive/widgets/qr_widget.dart

@@ -13,7 +13,8 @@ class QRWidget extends StatelessWidget {
   QRWidget(
       {@required this.addressListViewModel,
       this.isAmountFieldShow = false,
-      this.amountTextFieldFocusNode})
+      this.amountTextFieldFocusNode,
+      this.isBright})
       : amountController = TextEditingController(),
         _formKey = GlobalKey<FormState>() {
     amountController.addListener(() => addressListViewModel.amount =
@@ -25,6 +26,7 @@ class QRWidget extends StatelessWidget {
   final TextEditingController amountController;
   final FocusNode amountTextFieldFocusNode;
   final GlobalKey<FormState> _formKey;
+  final bool isBright;
 
   @override
   Widget build(BuildContext context) {
@@ -55,7 +57,7 @@ class QRWidget extends StatelessWidget {
                             ),
                             child: QrImage(
                               data: addressListViewModel.uri.toString(),
-                              backgroundColor: Colors.transparent,
+                              backgroundColor: isBright ? Colors.black : Colors.transparent,
                               foregroundColor: Theme.of(context).accentTextTheme.
                               display3.backgroundColor,
                             ),

lib/src/screens/trade_details/trade_details_page.dart

@@ -19,7 +19,33 @@ class TradeDetailsPage extends BasePage {
   final TradeDetailsViewModel tradeDetailsViewModel;
 
   @override
-  Widget body(BuildContext context) {
+  Widget body(BuildContext context) =>
+      TradeDetailsPageBody(tradeDetailsViewModel);
+}
+
+class TradeDetailsPageBody extends StatefulWidget {
+  TradeDetailsPageBody(this.tradeDetailsViewModel);
+
+  final TradeDetailsViewModel tradeDetailsViewModel;
+
+  @override
+  TradeDetailsPageBodyState createState() =>
+      TradeDetailsPageBodyState(tradeDetailsViewModel);
+}
+
+class TradeDetailsPageBodyState extends State<TradeDetailsPageBody> {
+  TradeDetailsPageBodyState(this.tradeDetailsViewModel);
+
+  final TradeDetailsViewModel tradeDetailsViewModel;
+
+  @override
+  void dispose() {
+    super.dispose();
+    tradeDetailsViewModel.timer?.cancel();
+  }
+
+  @override
+  Widget build(BuildContext context) {
     return Observer(builder: (_) {
       return SectionStandardList(
           sectionCount: 1,
@@ -44,4 +70,5 @@ class TradeDetailsPage extends BasePage {
           });
     });
   }
+
 }

lib/src/widgets/base_text_form_field.dart

@@ -26,7 +26,8 @@ class BaseTextFormField extends StatelessWidget {
       this.placeholderTextStyle,
       this.maxLength,
       this.focusNode,
-      this.initialValue});
+      this.initialValue,
+      this.borderWidth = 1.0});
 
   final TextEditingController controller;
   final TextInputType keyboardType;
@@ -52,6 +53,7 @@ class BaseTextFormField extends StatelessWidget {
   final bool readOnly;
   final bool enableInteractiveSelection;
   final String initialValue;
+  final double borderWidth;
 
   @override
   Widget build(BuildContext context) {
@@ -88,17 +90,17 @@ class BaseTextFormField extends StatelessWidget {
               borderSide: BorderSide(
                   color: borderColor ??
                       Theme.of(context).primaryTextTheme.title.backgroundColor,
-                  width: 1.0)),
+                  width: borderWidth)),
           disabledBorder: UnderlineInputBorder(
               borderSide: BorderSide(
                   color: borderColor ??
                       Theme.of(context).primaryTextTheme.title.backgroundColor,
-                  width: 1.0)),
+                  width: borderWidth)),
           enabledBorder: UnderlineInputBorder(
               borderSide: BorderSide(
                   color: borderColor ??
                       Theme.of(context).primaryTextTheme.title.backgroundColor,
-                  width: 1.0))),
+                  width: borderWidth))),
       validator: validator,
     );
   }

lib/store/dashboard/orders_store.dart

@@ -1,5 +1,5 @@
 import 'dart:async';
-import 'package:cake_wallet/entities/order.dart';
+import 'package:cake_wallet/buy/order.dart';
 import 'package:cake_wallet/view_model/dashboard/order_list_item.dart';
 import 'package:hive/hive.dart';
 import 'package:mobx/mobx.dart';

lib/store/settings_store.dart

@@ -8,7 +8,6 @@ import 'package:flutter/material.dart';
 import 'package:hive/hive.dart';
 import 'package:mobx/mobx.dart';
 import 'package:package_info/package_info.dart';
-import 'package:devicelocale/devicelocale.dart';
 import 'package:cake_wallet/di.dart';
 import 'package:cake_wallet/entities/wallet_type.dart';
 import 'package:shared_preferences/shared_preferences.dart';
@@ -18,6 +17,7 @@ import 'package:cake_wallet/entities/fiat_currency.dart';
 import 'package:cake_wallet/entities/node.dart';
 import 'package:cake_wallet/entities/monero_transaction_priority.dart';
 import 'package:cake_wallet/entities/action_list_display_mode.dart';
+import 'package:cake_wallet/.secrets.g.dart' as secrets;
 
 part 'settings_store.g.dart';
 
@@ -147,6 +147,12 @@ abstract class SettingsStoreBase with Store {
 
   bool isBitcoinBuyEnabled;
 
+  bool get shouldShowReceiveWarning =>
+    _sharedPreferences.getBool(PreferencesKey.shouldShowReceiveWarning) ?? true;
+
+  Future<void> setShouldShowReceiveWarning(bool value) async =>
+    _sharedPreferences.setBool(PreferencesKey.shouldShowReceiveWarning, value);
+
   static Future<SettingsStore> load(
       {@required Box<Node> nodeSource,
       @required bool isBitcoinBuyEnabled,
@@ -242,8 +248,13 @@ abstract class SettingsStoreBase with Store {
           BitcoinTransactionPriority.medium,
       BalanceDisplayMode initialBalanceDisplayMode =
           BalanceDisplayMode.availableBalance}) async {
+    final isBitcoinBuyEnabled = (secrets.wyreSecretKey?.isNotEmpty ?? false) &&
+        (secrets.wyreApiKey?.isNotEmpty ?? false) &&
+        (secrets.wyreAccountId?.isNotEmpty ?? false);
+
     final settings = await SettingsStoreBase.load(
         nodeSource: nodeSource,
+        isBitcoinBuyEnabled: isBitcoinBuyEnabled,
         initialBalanceDisplayMode: initialBalanceDisplayMode,
         initialFiatCurrency: initialFiatCurrency,
         initialMoneroTransactionPriority: initialMoneroTransactionPriority,

lib/utils/show_bar.dart

@@ -2,8 +2,11 @@ import 'package:flushbar/flushbar.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
-Future<T> showBar<T>(BuildContext context, String text,
-    {bool isDark = false, Duration duration = const Duration(seconds: 1), bool isDismissible = true}) {
+Future<T> showBar<T>(BuildContext context, String messageText,
+    {bool isDark = false,
+      Duration duration = const Duration(seconds: 1),
+      bool isDismissible = true,
+      String titleText}) {
   final bar = Flushbar<T>(
       boxShadows: [
         BoxShadow(
@@ -14,9 +17,14 @@ Future<T> showBar<T>(BuildContext context, String text,
       backgroundColor: isDark ? Colors.black : Colors.white,
       borderRadius: 35,
       margin: EdgeInsets.all(50),
-      messageText: Text(text,
+      titleText: titleText != null 
+        ? Text(titleText,
+            textAlign: TextAlign.center,
+            style: TextStyle(color: isDark ? Colors.white : Colors.black, fontWeight: FontWeight.bold, fontSize: 24.0))
+        : null,
+      messageText: Text(messageText,
           textAlign: TextAlign.center,
-          style: TextStyle(color: isDark ? Colors.white : Colors.black)),
+          style: TextStyle(color: isDark ? Colors.white : Colors.black, fontSize: 16)),
       duration: duration,
       isDismissible: isDismissible,
       flushbarPosition: FlushbarPosition.TOP,

lib/view_model/buy/buy_amount_view_model.dart

@@ -0,0 +1,28 @@
+import 'package:mobx/mobx.dart';
+import 'package:cake_wallet/entities/fiat_currency.dart';
+
+part 'buy_amount_view_model.g.dart';
+
+class BuyAmountViewModel = BuyAmountViewModelBase with _$BuyAmountViewModel;
+
+abstract class BuyAmountViewModelBase with Store {
+  BuyAmountViewModelBase() : amount = '';
+
+  @observable
+  String amount;
+
+  FiatCurrency get fiatCurrency => FiatCurrency.usd;
+
+  @computed
+  double get doubleAmount {
+    double _amount;
+
+    try {
+      _amount = double.parse(amount.replaceAll(',', '.')) ?? 0.0;
+    } catch (e) {
+      _amount = 0.0;
+    }
+
+    return _amount;
+  }
+}

lib/view_model/buy/buy_item.dart

@@ -0,0 +1,29 @@
+import 'package:cake_wallet/buy/buy_amount.dart';
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/entities/fiat_currency.dart';
+import 'package:cake_wallet/view_model/buy/buy_amount_view_model.dart';
+
+class BuyItem {
+  BuyItem({this.provider, this.buyAmountViewModel});
+
+  final BuyProvider provider;
+  final BuyAmountViewModel buyAmountViewModel;
+
+  double get amount => buyAmountViewModel.doubleAmount;
+
+  FiatCurrency get fiatCurrency => buyAmountViewModel.fiatCurrency;
+
+  Future<BuyAmount> get buyAmount async {
+    BuyAmount _buyAmount;
+
+    try {
+      _buyAmount = await provider
+          .calculateAmount(amount?.toString(), fiatCurrency.title);
+    } catch (e) {
+      _buyAmount = BuyAmount(sourceAmount: 0.0, destAmount: 0.0);
+      print(e.toString());
+    }
+
+    return _buyAmount;
+  }
+}

lib/view_model/buy/buy_view_model.dart

@@ -0,0 +1,110 @@
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/moonpay/moonpay_buy_provider.dart';
+import 'package:cake_wallet/buy/wyre/wyre_buy_provider.dart';
+import 'package:cake_wallet/entities/crypto_currency.dart';
+import 'package:cake_wallet/entities/fiat_currency.dart';
+import 'package:cake_wallet/entities/wallet_type.dart';
+import 'package:cake_wallet/store/settings_store.dart';
+import 'package:cake_wallet/view_model/buy/buy_item.dart';
+import 'package:flutter/foundation.dart';
+import 'package:hive/hive.dart';
+import 'package:cake_wallet/buy/order.dart';
+import 'package:cake_wallet/store/dashboard/orders_store.dart';
+import 'package:mobx/mobx.dart';
+import 'package:cake_wallet/core/wallet_base.dart';
+import 'buy_amount_view_model.dart';
+
+part 'buy_view_model.g.dart';
+
+class BuyViewModel = BuyViewModelBase with _$BuyViewModel;
+
+abstract class BuyViewModelBase with Store {
+  BuyViewModelBase(this.ordersSource, this.ordersStore, this.settingsStore,
+      this.buyAmountViewModel, {@required this.wallet}) {
+
+    _fetchBuyItems();
+
+    isRunning = false;
+    isDisabled = true;
+    isShowProviderButtons = false;
+  }
+
+  final Box<Order> ordersSource;
+  final OrdersStore ordersStore;
+  final SettingsStore settingsStore;
+  final BuyAmountViewModel buyAmountViewModel;
+  final WalletBase wallet;
+
+  @observable
+  BuyProvider selectedProvider;
+
+  @observable
+  List<BuyItem> items;
+
+  @observable
+  bool isRunning;
+
+  @observable
+  bool isDisabled;
+
+  @observable
+  bool isShowProviderButtons;
+
+  WalletType get type => wallet.type;
+
+  double get doubleAmount => buyAmountViewModel.doubleAmount;
+
+  FiatCurrency get fiatCurrency => buyAmountViewModel.fiatCurrency;
+
+  CryptoCurrency get cryptoCurrency => walletTypeToCryptoCurrency(type);
+
+  Future <String> fetchUrl() async {
+    String _url = '';
+
+    try {
+      _url = await selectedProvider
+            ?.requestUrl(doubleAmount?.toString(), fiatCurrency.title);
+    } catch (e) {
+      print(e.toString());
+    }
+
+    return _url;
+  }
+
+  Future<void> saveOrder(String orderId) async {
+    try {
+      final order = await selectedProvider?.findOrderById(orderId);
+      order.from = fiatCurrency.title;
+      order.to = cryptoCurrency.title;
+      await ordersSource.add(order);
+      ordersStore.setOrder(order);
+    } catch (e) {
+      print(e.toString());
+    }
+  }
+
+  void reset() {
+    buyAmountViewModel.amount = '';
+    selectedProvider = null;
+  }
+
+  Future<void> _fetchBuyItems() async {
+    final List<BuyProvider> _providerList = [WyreBuyProvider(wallet: wallet)];
+
+    var isMoonPayEnabled = false;
+    try {
+      isMoonPayEnabled = await MoonPayBuyProvider.onEnabled();
+    } catch (e) {
+      isMoonPayEnabled = false;
+      print(e.toString());
+    }
+
+    if (isMoonPayEnabled) {
+      _providerList.add(MoonPayBuyProvider(wallet: wallet));
+    }
+
+    items = _providerList.map((provider) =>
+        BuyItem(provider: provider, buyAmountViewModel: buyAmountViewModel))
+        .toList();
+  }
+}

lib/view_model/dashboard/dashboard_view_model.dart

@@ -1,6 +1,9 @@
 import 'package:cake_wallet/core/transaction_history.dart';
 import 'package:cake_wallet/entities/balance.dart';
-import 'package:cake_wallet/entities/order.dart';
+import 'package:cake_wallet/entities/push_notifications_service.dart';
+import 'package:cake_wallet/buy/order.dart';
+import 'package:cake_wallet/entities/transaction_history.dart';
+import 'package:cake_wallet/exchange/trade_state.dart';
 import 'package:cake_wallet/monero/account.dart';
 import 'package:cake_wallet/monero/monero_balance.dart';
 import 'package:cake_wallet/monero/monero_transaction_info.dart';
@@ -17,7 +20,9 @@ import 'package:cake_wallet/view_model/dashboard/order_list_item.dart';
 import 'package:cake_wallet/view_model/dashboard/trade_list_item.dart';
 import 'package:cake_wallet/view_model/dashboard/transaction_list_item.dart';
 import 'package:cake_wallet/view_model/dashboard/action_list_item.dart';
-import 'package:cake_wallet/view_model/wyre_view_model.dart';
+import 'package:cake_wallet/view_model/dashboard/action_list_display_mode.dart';
+import 'package:crypto/crypto.dart';
+import 'package:flutter/services.dart';
 import 'package:hive/hive.dart';
 import 'package:mobx/mobx.dart';
 import 'package:cake_wallet/core/wallet_base.dart';
@@ -42,9 +47,9 @@ abstract class DashboardViewModelBase with Store {
       this.tradeFilterStore,
       this.transactionFilterStore,
       this.settingsStore,
-      this.ordersSource,
       this.ordersStore,
-      this.wyreViewModel}) {
+      PushNotificationsService pushNotificationsService}) {
+    _pushNotificationsService = pushNotificationsService;
     filterItems = {
       S.current.transactions: [
         FilterItem(
@@ -79,8 +84,6 @@ abstract class DashboardViewModelBase with Store {
       ]
     };
 
-    isRunningWebView = false;
-
     name = appStore.wallet?.name;
     wallet ??= appStore.wallet;
     type = wallet.type;
@@ -133,6 +136,8 @@ abstract class DashboardViewModelBase with Store {
 
       return true;
     });
+
+    Future.delayed(Duration(seconds: 2), () => _pushNotificationsService.init());
   }
 
   @observable
@@ -147,9 +152,6 @@ abstract class DashboardViewModelBase with Store {
   @observable
   String subname;
 
-  @observable
-  bool isRunningWebView;
-
   @computed
   String get address => wallet.address;
 
@@ -205,8 +207,6 @@ abstract class DashboardViewModelBase with Store {
 
   bool get hasRescan => wallet.type == WalletType.monero;
 
-  Box<Order> ordersSource;
-
   BalanceViewModel balanceViewModel;
 
   AppStore appStore;
@@ -221,24 +221,24 @@ abstract class DashboardViewModelBase with Store {
 
   TransactionFilterStore transactionFilterStore;
 
-  WyreViewModel wyreViewModel;
-
   Map<String, List<FilterItem>> filterItems;
 
   bool get isBuyEnabled => settingsStore.isBitcoinBuyEnabled;
 
+  PushNotificationsService _pushNotificationsService;
+
   ReactionDisposer _onMoneroAccountChangeReaction;
 
   ReactionDisposer _onMoneroBalanceChangeReaction;
 
+  @observable
+  bool isOutdatedElectrumWallet;
+
   Future<void> reconnect() async {
     final node = appStore.settingsStore.getCurrentNode(wallet.type);
     await wallet.connectToNode(node: node);
   }
 
-  @observable
-  bool isOutdatedElectrumWallet;
-
   @action
   void _onWalletChange(
       WalletBase<Balance, TransactionHistoryBase<TransactionInfo>,

lib/view_model/dashboard/order_list_item.dart

@@ -1,4 +1,4 @@
-import 'package:cake_wallet/entities/order.dart';
+import 'package:cake_wallet/buy/order.dart';
 import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/view_model/dashboard/action_list_item.dart';
 import 'package:cake_wallet/entities/balance_display_mode.dart';

lib/view_model/exchange/exchange_trade_view_model.dart

@@ -45,7 +45,7 @@ abstract class ExchangeTradeViewModelBase with Store {
 
     _updateTrade();
 
-    _timer = Timer.periodic(Duration(seconds: 20), (_) async => _updateTrade());
+    timer = Timer.periodic(Duration(seconds: 20), (_) async => _updateTrade());
   }
 
   final WalletBase wallet;
@@ -71,7 +71,7 @@ abstract class ExchangeTradeViewModelBase with Store {
 
   ExchangeProvider _provider;
 
-  Timer _timer;
+  Timer timer;
 
   @action
   Future confirmSending() async {

lib/view_model/order_details_view_model.dart

@@ -1,12 +1,16 @@
 import 'dart:async';
-import 'package:cake_wallet/entities/order.dart';
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+import 'package:cake_wallet/buy/order.dart';
 import 'package:cake_wallet/utils/date_formatter.dart';
-import 'package:cake_wallet/view_model/wyre_view_model.dart';
 import 'package:mobx/mobx.dart';
 import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cake_wallet/src/screens/transaction_details/standart_list_item.dart';
 import 'package:cake_wallet/src/screens/trade_details/track_trade_list_item.dart';
 import 'package:url_launcher/url_launcher.dart';
+import 'package:cake_wallet/core/wallet_base.dart';
+import 'package:cake_wallet/buy/moonpay/moonpay_buy_provider.dart';
+import 'package:cake_wallet/buy/wyre/wyre_buy_provider.dart';
 
 part 'order_details_view_model.g.dart';
 
@@ -14,16 +18,27 @@ class OrderDetailsViewModel = OrderDetailsViewModelBase
     with _$OrderDetailsViewModel;
 
 abstract class OrderDetailsViewModelBase with Store {
-  OrderDetailsViewModelBase({this.wyreViewModel, Order orderForDetails}) {
+  OrderDetailsViewModelBase({WalletBase wallet, Order orderForDetails}) {
     order = orderForDetails;
 
+    if (order.provider != null) {
+      switch (order.provider) {
+        case BuyProviderDescription.wyre:
+          _provider = WyreBuyProvider(wallet: wallet);
+          break;
+        case BuyProviderDescription.moonPay:
+          _provider = MoonPayBuyProvider(wallet: wallet);
+          break;
+      }
+    }
+
     items = ObservableList<StandartListItem>();
 
     _updateItems();
 
     _updateOrder();
 
-    _timer = Timer.periodic(Duration(seconds: 20), (_) async => _updateOrder());
+    timer = Timer.periodic(Duration(seconds: 20), (_) async => _updateOrder());
   }
 
   @observable
@@ -32,21 +47,25 @@ abstract class OrderDetailsViewModelBase with Store {
   @observable
   ObservableList<StandartListItem> items;
 
-  WyreViewModel wyreViewModel;
+  BuyProvider _provider;
 
-  Timer _timer;
+  Timer timer;
 
   @action
   Future<void> _updateOrder() async {
     try {
-      final updatedOrder =
-            await wyreViewModel.wyreService.findOrderById(order.id);
-
-      updatedOrder.receiveAddress = order.receiveAddress;
-      updatedOrder.walletId = order.walletId;
-      order = updatedOrder;
-
-      _updateItems();
+      if (_provider != null) {
+        final updatedOrder = await _provider.findOrderById(order.id);
+        updatedOrder.from = order.from;
+        updatedOrder.to = order.to;
+        updatedOrder.receiveAddress = order.receiveAddress;
+        updatedOrder.walletId = order.walletId;
+        if (order.provider != null) {
+          updatedOrder.providerRaw = order.provider.raw;
+        }
+        order = updatedOrder;
+        _updateItems();
+      }
     } catch (e) {
       print(e.toString());
     }
@@ -54,8 +73,6 @@ abstract class OrderDetailsViewModelBase with Store {
 
   void _updateItems() {
     final dateFormat = DateFormatter.withCurrentLocal();
-    final buildURL =
-        wyreViewModel.trackUrl + '${order.transferId}';
 
     items?.clear();
 
@@ -68,18 +85,37 @@ abstract class OrderDetailsViewModelBase with Store {
           value: order.state != null
               ? order.state.toString()
               : S.current.trade_details_fetching),
-      TrackTradeListItem(
-          title: 'Track',
-          value: buildURL,
-          onTap: () {
-            launch(buildURL);
-          }),
-      StandartListItem(
-          title: S.current.trade_details_created_at,
-          value: dateFormat.format(order.createdAt).toString()),
-      StandartListItem(
-          title: S.current.trade_details_pair,
-          value: '${order.from} → ${order.to}')
     ]);
+
+    if (order.provider != null) {
+      items.add(
+        StandartListItem(
+            title: 'Buy provider',
+            value: order.provider.title)
+      );
+    }
+
+    if (_provider?.trackUrl?.isNotEmpty ?? false) {
+      final buildURL = _provider.trackUrl + '${order.transferId}';
+      items.add(
+        TrackTradeListItem(
+            title: 'Track',
+            value: buildURL,
+            onTap: () => launch(buildURL)
+        )
+      );
+    }
+
+    items.add(
+        StandartListItem(
+            title: S.current.trade_details_created_at,
+            value: dateFormat.format(order.createdAt).toString())
+    );
+
+    items.add(
+        StandartListItem(
+            title: S.current.trade_details_pair,
+            value: '${order.from} → ${order.to}')
+    );
   }
 }

lib/view_model/support_view_model.dart

@@ -24,6 +24,15 @@ abstract class SupportViewModelBase with Store {
           title: 'Email',
           linkTitle: 'support@cakewallet.com',
           link: 'mailto:support@cakewallet.com'),
+      LinkListItem(
+          title: 'Website',
+          linkTitle: 'cakewallet.com',
+          link: 'https://cakewallet.com'),
+      LinkListItem(
+          title: 'GitHub',
+          icon: 'assets/images/github.png',
+          linkTitle: S.current.apk_update,
+          link: 'https://github.com/cake-tech/cake_wallet/releases'),
       LinkListItem(
           title: 'Telegram',
           icon: 'assets/images/Telegram.png',

lib/view_model/trade_details_view_model.dart

@@ -39,7 +39,7 @@ abstract class TradeDetailsViewModelBase with Store {
 
     _updateTrade();
 
-    _timer = Timer.periodic(Duration(seconds: 20), (_) async => _updateTrade());
+    timer = Timer.periodic(Duration(seconds: 20), (_) async => _updateTrade());
   }
 
   final Box<Trade> trades;
@@ -52,7 +52,7 @@ abstract class TradeDetailsViewModelBase with Store {
 
   ExchangeProvider _provider;
 
-  Timer _timer;
+  Timer timer;
 
   @action
   Future<void> _updateTrade() async {

lib/view_model/transaction_details_view_model.dart

@@ -1,11 +1,14 @@
 import 'package:cake_wallet/bitcoin/electrum_transaction_info.dart';
+import 'package:cake_wallet/core/wallet_base.dart';
 import 'package:cake_wallet/entities/transaction_info.dart';
 import 'package:cake_wallet/entities/wallet_type.dart';
 import 'package:cake_wallet/monero/monero_transaction_info.dart';
+import 'package:cake_wallet/monero/monero_wallet.dart';
 import 'package:cake_wallet/src/screens/transaction_details/standart_list_item.dart';
 import 'package:cake_wallet/src/screens/transaction_details/textfield_list_item.dart';
 import 'package:cake_wallet/src/screens/transaction_details/transaction_details_list_item.dart';
 import 'package:cake_wallet/src/screens/transaction_details/blockexplorer_list_item.dart';
+import 'package:cake_wallet/entities/transaction_direction.dart';
 import 'package:cake_wallet/utils/date_formatter.dart';
 import 'package:cake_wallet/entities/transaction_description.dart';
 import 'package:hive/hive.dart';
@@ -23,6 +26,7 @@ abstract class TransactionDetailsViewModelBase with Store {
   TransactionDetailsViewModelBase(
       {this.transactionInfo,
       this.transactionDescriptionBox,
+      this.wallet,
       this.settingsStore})
       : items = [] {
     showRecipientAddress = settingsStore?.shouldSaveRecipientAddress ?? false;
@@ -51,6 +55,25 @@ abstract class TransactionDetailsViewModelBase with Store {
             StandartListItem(title: S.current.transaction_key, value: tx.key));
       }
 
+      if ((tx.direction == TransactionDirection.incoming)&&
+          (wallet is MoneroWallet)) {
+        try {
+          final accountIndex = tx.accountIndex;
+          final addressIndex = tx.addressIndex;
+          final _wallet = wallet as MoneroWallet;
+          final address =
+            _wallet.getTransactionAddress(accountIndex, addressIndex);
+          if (address?.isNotEmpty ?? false) {
+            _items.add(
+                StandartListItem(
+                    title: S.current.transaction_details_recipient_address,
+                    value: address));
+          }
+        } catch (e) {
+          print(e.toString());
+        }
+      }
+
       items.addAll(_items);
     }
 
@@ -124,6 +147,7 @@ abstract class TransactionDetailsViewModelBase with Store {
   final TransactionInfo transactionInfo;
   final Box<TransactionDescription> transactionDescriptionBox;
   final SettingsStore settingsStore;
+  final WalletBase wallet;
 
   final List<TransactionDetailsListItem> items;
   bool showRecipientAddress;

lib/view_model/wyre_view_model.dart

@@ -1,34 +0,0 @@
-import 'package:cake_wallet/entities/wyre_service.dart';
-import 'package:flutter/foundation.dart';
-import 'package:hive/hive.dart';
-import 'package:cake_wallet/entities/order.dart';
-import 'package:cake_wallet/store/dashboard/orders_store.dart';
-import 'package:mobx/mobx.dart';
-
-part 'wyre_view_model.g.dart';
-
-class WyreViewModel = WyreViewModelBase with _$WyreViewModel;
-
-abstract class WyreViewModelBase with Store {
-  WyreViewModelBase(this.ordersSource, this.ordersStore,
-      {@required this.wyreService});
-
-  Future<String> get wyreUrl => wyreService.getWyreUrl();
-
-  String get trackUrl => wyreService.trackUrl;
-
-  final Box<Order> ordersSource;
-  final OrdersStore ordersStore;
-
-  final WyreService wyreService;
-
-  Future<void> saveOrder(String orderId) async {
-    try {
-      final order = await wyreService.findOrderById(orderId);
-      await ordersSource.add(order);
-      ordersStore.setOrder(order);
-    } catch (e) {
-      print(e.toString());
-    }
-  }
-}