Add redeem for ionia gift cards

lib/di.dart

@@ -145,6 +145,7 @@ import 'package:cake_wallet/.secrets.g.dart' as secrets;
 import 'package:cake_wallet/src/screens/dashboard/widgets/address_page.dart';
 import 'package:cake_wallet/ionia/ionia_token_service.dart';
 import 'package:cake_wallet/anypay/anypay_api.dart';
+import 'package:cake_wallet/view_model/ionia/ionia_gift_card_details_view_model.dart';
 
 final getIt = GetIt.instance;
 
@@ -713,8 +714,14 @@ Future setup(
      return IoniaBuyGiftCardDetailPage(getIt.get<IoniaMerchPurchaseViewModel>(param1: amount, param2: merchant));
   });
 
+  getIt.registerFactoryParam<IoniaGiftCardDetailsViewModel, IoniaGiftCard, void>((IoniaGiftCard giftCard, _) {
+     return IoniaGiftCardDetailsViewModel(
+      ioniaService: getIt.get<IoniaService>(),
+      giftCard: giftCard);
+  });
+
   getIt.registerFactoryParam<IoniaGiftCardDetailPage, IoniaGiftCard, void>((IoniaGiftCard giftCard, _) {
-     return IoniaGiftCardDetailPage(giftCard);
+     return IoniaGiftCardDetailPage(getIt.get<IoniaGiftCardDetailsViewModel>(param1: giftCard));
   });
 
   getIt.registerFactoryParam<IoniaCustomTipPage, List, void>((List args, _) {

lib/ionia/ionia_api.dart

@@ -19,6 +19,8 @@ class IoniaApi {
 	static final getMerchantsByFilterUrl = Uri.https(baseUri, '/$pathPrefix/GetMerchantsByFilter');
   	static final getPurchaseMerchantsUrl = Uri.https(baseUri, '/$pathPrefix/PurchaseGiftCard');
   	static final getCurrentUserGiftCardSummariesUrl = Uri.https(baseUri, '/$pathPrefix/GetCurrentUserGiftCardSummaries');
+  	static final changeGiftCardUrl = Uri.https(baseUri, '/$pathPrefix/ChargeGiftCard');
+  	static final getGiftCardUrl = Uri.https(baseUri, '/$pathPrefix/GetGiftCard');
 
 	// Create user
 
@@ -274,4 +276,83 @@ class IoniaApi {
 			return IoniaGiftCard.fromJsonMap(element);
 		}).toList();
 	}
+
+	// Charge Gift Card
+
+	Future<void> chargeGiftCard({
+		@required String username,
+		@required String password,
+		@required String clientId,
+		@required int giftCardId,
+		@required double amount}) async {
+		final headers = <String, String>{
+			'clientId': clientId,
+			'username': username,
+			'password': password,
+			'Content-Type': 'application/json'};
+		final body = <String, dynamic>{
+			'Id': giftCardId,
+			'Amount': amount};
+		final response = await post(
+			changeGiftCardUrl,
+			headers: headers,
+			body: json.encode(body));
+
+		if (response.statusCode != 200) {
+			throw Exception('Failed to update Gift Card with ID ${giftCardId};Incorrect response status: ${response.statusCode};');
+		}
+
+		final decodedBody = json.decode(response.body) as Map<String, dynamic>;
+		final isSuccessful = decodedBody['Successful'] as bool ?? false;
+
+		if (!isSuccessful) {
+			final data = decodedBody['Data'] as Map<String, dynamic>;
+			final msg = data['Message'] as String ?? '';
+
+			if (msg.isNotEmpty) {
+				throw Exception(msg);
+			}
+
+			throw Exception('Failed to update Gift Card with ID ${giftCardId};');
+		}
+	}
+
+	// Get Gift Card
+
+	Future<IoniaGiftCard> getGiftCard({
+		@required String username,
+		@required String password,
+		@required String clientId,
+		@required int id}) async {
+		final headers = <String, String>{
+			'clientId': clientId,
+			'username': username,
+			'password': password,
+			'Content-Type': 'application/json'};
+		final body = <String, dynamic>{'Id': id};
+		final response = await post(
+			getGiftCardUrl,
+			headers: headers,
+			body: json.encode(body));
+
+		if (response.statusCode != 200) {
+			throw Exception('Failed to get Gift Card with ID ${id};Incorrect response status: ${response.statusCode};');
+		}
+
+		final decodedBody = json.decode(response.body) as Map<String, dynamic>;
+		final isSuccessful = decodedBody['Successful'] as bool ?? false;
+
+		if (!isSuccessful) {
+			final msg = decodedBody['ErrorMessage'] as String ?? '';
+
+			if (msg.isNotEmpty) {
+				throw Exception(msg);
+			}
+
+			throw Exception('Failed to get Gift Card with ID ${id};');
+		}
+
+		final data = decodedBody['Data'] as Map<String, dynamic>;
+		return IoniaGiftCard.fromJsonMap(data);
+	}
 }

lib/ionia/ionia_gift_card.dart

@@ -33,6 +33,7 @@ class IoniaGiftCard {
             systemName: element['SystemName'] as String,
             barcodeUrl: element['BarcodeUrl'] as String,
             cardNumber: element['CardNumber'] as String,
+            cardPin: element['CardPin'] as String,
             tip: element['Tip'] as double,
             purchaseAmount: element['PurchaseAmount'] as double,
             actualAmount: element['ActualAmount'] as double,

lib/ionia/ionia_service.dart

@@ -120,4 +120,33 @@ class IoniaService {
 		final password = await secureStorage.read(key: ioniaPasswordStorageKey);
 		return ioniaApi.getCurrentUserGiftCardSummaries(username: username, password: password, clientId: clientId);
 	}
+
+	// Charge Gift Card
+
+	Future<void> chargeGiftCard({
+		@required int giftCardId,
+		@required double amount}) async {
+		final username = await secureStorage.read(key: ioniaUsernameStorageKey);
+		final password = await secureStorage.read(key: ioniaPasswordStorageKey);
+		await ioniaApi.chargeGiftCard(
+			username: username,
+			password: password,
+			clientId: clientId,
+			giftCardId: giftCardId,
+			amount: amount);
+	}
+
+	// Redeem
+
+	Future<void> redeem(IoniaGiftCard giftCard) async {
+		await chargeGiftCard(giftCardId: giftCard.id, amount: giftCard.remainingAmount);
+	}
+
+	// Get Gift Card
+
+	Future<IoniaGiftCard> getGiftCard({@required int id}) async {
+		final username = await secureStorage.read(key: ioniaUsernameStorageKey);
+		final password = await secureStorage.read(key: ioniaPasswordStorageKey);
+		return ioniaApi.getGiftCard(username: username, password: password, clientId: clientId,id: id);
+	}
 }

lib/src/screens/ionia/cards/ionia_gift_card_detail_page.dart

@@ -1,20 +1,25 @@
+import 'package:cake_wallet/core/execution_state.dart';
 import 'package:cake_wallet/ionia/ionia_gift_card.dart';
 import 'package:cake_wallet/src/screens/base_page.dart';
 import 'package:cake_wallet/src/screens/ionia/widgets/ionia_tile.dart';
 import 'package:cake_wallet/src/screens/ionia/widgets/text_icon_button.dart';
 import 'package:cake_wallet/src/widgets/alert_background.dart';
+import 'package:cake_wallet/src/widgets/alert_with_one_action.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/typography.dart';
 import 'package:cake_wallet/utils/show_pop_up.dart';
+import 'package:cake_wallet/view_model/ionia/ionia_gift_card_details_view_model.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/src/widgets/framework.dart';
 import 'package:cake_wallet/generated/i18n.dart';
+import 'package:flutter_mobx/flutter_mobx.dart';
+import 'package:mobx/mobx.dart';
 
 class IoniaGiftCardDetailPage extends BasePage {
-  IoniaGiftCardDetailPage(this.merchant);
+  IoniaGiftCardDetailPage(this.viewModel);
 
-  final IoniaGiftCard merchant;
+  final IoniaGiftCardDetailsViewModel viewModel;
 
   @override
   Widget leading(BuildContext context) {
@@ -48,56 +53,78 @@ class IoniaGiftCardDetailPage extends BasePage {
   @override
   Widget middle(BuildContext context) {
     return Text(
-      merchant.legalName,
+      viewModel.giftCard.legalName,
       style: textLargeSemiBold(color: Theme.of(context).accentTextTheme.display4.backgroundColor),
     );
   }
 
   @override
   Widget body(BuildContext context) {
+    reaction((_) => viewModel.redeemState, (ExecutionState state) {
+      if (state is FailureState) {
+        WidgetsBinding.instance.addPostFrameCallback((_) {
+          showPopUp<void>(
+              context: context,
+              builder: (BuildContext context) {
+                return AlertWithOneAction(
+                    alertTitle: S.of(context).error,
+                    alertContent: state.error,
+                    buttonText: S.of(context).ok,
+                    buttonAction: () => Navigator.of(context).pop());
+              });
+        });
+      }
+    });
+
     return ScrollableWithBottomSection(
       contentPadding: EdgeInsets.all(24),
       content: Column(
         children: [
-          if (merchant.barcodeUrl != null && merchant.barcodeUrl.isNotEmpty)
+          if (viewModel.giftCard.barcodeUrl != null && viewModel.giftCard.barcodeUrl.isNotEmpty)
             Padding(
               padding: const EdgeInsets.symmetric(
                 horizontal: 24.0,
                 vertical: 24,
               ),
-              child: SizedBox(height: 96, width: double.infinity, child: Image.network(merchant.barcodeUrl)),
+              child: SizedBox(height: 96, width: double.infinity, child: Image.network(viewModel.giftCard.barcodeUrl)),
             ),
           SizedBox(height: 24),
           IoniaTile(
             title: S.of(context).gift_card_number,
-            subTitle: merchant.cardNumber,
+            subTitle: viewModel.giftCard.cardNumber,
           ),
           Divider(height: 30),
           IoniaTile(
             title: S.of(context).pin_number,
-            subTitle: merchant.cardPin ?? '',
+            subTitle: viewModel.giftCard.cardPin ?? '',
           ),
           Divider(height: 30),
-          IoniaTile(
-            title: S.of(context).amount,
-            subTitle: merchant.remainingAmount.toString() ?? '0',
-          ),
+          Observer(builder: (_) =>
+            IoniaTile(
+              title: S.of(context).amount,
+              subTitle: viewModel.giftCard.remainingAmount.toString() ?? '0',
+            )),
           Divider(height: 50),
           TextIconButton(
             label: S.of(context).how_to_use_card,
-            onTap: () => _showHowToUseCard(context, merchant),
+            onTap: () => _showHowToUseCard(context, viewModel.giftCard),
           ),
         ],
       ),
       bottomSection: Padding(
           padding: EdgeInsets.only(bottom: 12),
-          child: LoadingPrimaryButton(
-            isLoading: false,
-            onPressed: () {},
-            text: S.of(context).mark_as_redeemed,
-            color: Theme.of(context).accentTextTheme.body2.color,
-            textColor: Colors.white,
-          )),
+          child: Observer(builder: (_) {
+             if (!viewModel.giftCard.isEmpty) {
+              return LoadingPrimaryButton(
+                isLoading: viewModel.redeemState is IsExecutingState,
+                onPressed: () => viewModel.redeem(),
+                text: S.of(context).mark_as_redeemed,
+                color: Theme.of(context).accentTextTheme.body2.color,
+                textColor: Colors.white);
+              }
+
+              return Container();
+            })),
     );
   }
 

lib/view_model/ionia/ionia_account_view_model.dart

@@ -24,13 +24,13 @@ abstract class IoniaAccountViewModelBase with Store {
   List<IoniaGiftCard> merchs;
 
   @computed
-  int get countOfMerch => merchs.where((merch) => merch.isActive).length;
+  int get countOfMerch => merchs.where((merch) => !merch.isEmpty).length;
 
   @computed
-  List<IoniaGiftCard> get activeMechs => merchs.where((merch) => merch.isActive).toList();
+  List<IoniaGiftCard> get activeMechs => merchs.where((merch) => !merch.isEmpty).toList();
 
   @computed
-  List<IoniaGiftCard> get redeemedMerchs => merchs.where((merch) => !merch.isActive).toList();
+  List<IoniaGiftCard> get redeemedMerchs => merchs.where((merch) => merch.isEmpty).toList();
 
   @action
   void logout() {

lib/view_model/ionia/ionia_gift_card_details_view_model.dart

@@ -0,0 +1,35 @@
+import 'package:cake_wallet/core/execution_state.dart';
+import 'package:cake_wallet/ionia/ionia_service.dart';
+import 'package:cake_wallet/ionia/ionia_gift_card.dart';
+import 'package:mobx/mobx.dart';
+
+part 'ionia_gift_card_details_view_model.g.dart';
+
+class IoniaGiftCardDetailsViewModel  = IoniaGiftCardDetailsViewModelBase with _$IoniaGiftCardDetailsViewModel;
+
+abstract class IoniaGiftCardDetailsViewModelBase with Store {
+
+  IoniaGiftCardDetailsViewModelBase({this.ioniaService, this.giftCard}) {
+    redeemState = InitialExecutionState();
+  }
+
+  final IoniaService ioniaService;
+  
+  @observable
+  IoniaGiftCard giftCard;
+
+  @observable
+  ExecutionState redeemState;
+
+  @action
+  Future<void> redeem() async {
+    try {
+      redeemState = InitialExecutionState();
+      await ioniaService.redeem(giftCard);
+      giftCard = await ioniaService.getGiftCard(id: giftCard.id);
+      redeemState = ExecutedSuccessfullyState();
+    } catch(e) {
+      redeemState = FailureState(e.toString());
+    }
+  }
+}

res/values/strings_en.arb

@@ -620,5 +620,5 @@
   "awaiting_payment_confirmation": "Awaiting payment confirmation",
   "transaction_sent_notice": "If the screen doesn’t proceed after 1 minute, check a block explorer and your email.",
   "agree": "Agree",
-  "in_store": "In Store",
+  "in_store": "In Store"
 }