CAKE-306 | added MoonPay option for BTC buying; applied PreOrderPage to the app; created Wyre and MoonPay buy providers

lib/entities/order.dart

@@ -1,55 +0,0 @@
-import 'package:hive/hive.dart';
-import 'package:cake_wallet/exchange/trade_state.dart';
-import 'package:cake_wallet/entities/format_amount.dart';
-
-part 'order.g.dart';
-
-@HiveType(typeId: Order.typeId)
-class Order extends HiveObject {
-  Order(
-      {this.id,
-        this.transferId,
-        this.from,
-        this.to,
-        TradeState state,
-        this.createdAt,
-        this.amount,
-        this.receiveAddress,
-        this.walletId})
-      : stateRaw = state?.raw;
-
-  static const typeId = 8;
-  static const boxName = 'Orders';
-  static const boxKey = 'ordersBoxKey';
-
-  @HiveField(0)
-  String id;
-
-  @HiveField(1)
-  String transferId;
-
-  @HiveField(2)
-  String from;
-
-  @HiveField(3)
-  String to;
-
-  @HiveField(4)
-  String stateRaw;
-
-  TradeState get state => TradeState.deserialize(raw: stateRaw);
-
-  @HiveField(5)
-  DateTime createdAt;
-
-  @HiveField(6)
-  String amount;
-
-  @HiveField(7)
-  String receiveAddress;
-
-  @HiveField(8)
-  String walletId;
-
-  String amountFormatted() => formatAmount(amount);
-}

lib/entities/wyre_service.dart

@@ -5,7 +5,7 @@ import 'package:cake_wallet/exchange/trade_state.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/buy/order.dart';
 import 'package:cake_wallet/entities/wallet_type.dart';
 
 class WyreService {
@@ -26,6 +26,7 @@ class WyreService {
   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';
@@ -47,10 +48,12 @@ class WyreService {
     final secretKey = secrets.wyreSecretKey;
     final accountId = secrets.wyreAccountId;
     final body = {
+      'amount': '1',
+      'sourceCurrency': 'USD',
       'destCurrency': walletTypeToCryptoCurrency(walletType).title,
       'dest': walletTypeToString(walletType).toLowerCase() + ':' + walletAddress,
       'referrerAccountId': accountId,
-      'lockFields': ['destCurrency', 'dest']
+      'lockFields': ['amount', 'sourceCurrency', 'destCurrency', 'dest']
     };
 
     final response = await post(url,
@@ -113,4 +116,36 @@ class WyreService {
         walletId: walletId
     );
   }
+
+  Future<double> getAmount() async {
+    final quoteUrl = baseApiUrl + _ordersSuffix + _quoteSuffix;
+
+    final secretKey = secrets.wyreSecretKey;
+    final accountId = secrets.wyreAccountId;
+    final body = {
+      'amount': '1',
+      'sourceCurrency': 'USD',
+      'destCurrency': walletTypeToCryptoCurrency(walletType).title,
+      'dest': walletTypeToString(walletType).toLowerCase() + ':' + walletAddress,
+      'accountId': accountId,
+      'country': 'US'
+    };
+
+    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 WyreException('Quote is not found! ');
+    }
+
+    final responseJSON = json.decode(response.body) as Map<String, dynamic>;
+    final amount = responseJSON['destAmount'] as double;
+
+    return amount;
+  }
 }