Update avaibility status for ionia merch. (#443)

lib/ionia/ionia_merchant.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/foundation.dart';
 import 'package:cake_wallet/ionia/ionia_gift_card_instruction.dart';
+import 'package:cake_wallet/generated/i18n.dart';
 
 class IoniaMerchant  {
 	IoniaMerchant({
@@ -172,5 +173,23 @@ class IoniaMerchant  {
     final double savingsPercentage;
 
     double get discount => savingsPercentage;
+
+    String get avaibilityStatus {
+        var status = '';
+
+        if (isOnline) {
+          status += S.current.online;
+        }
+
+        if (isPhysical) {
+          if (status.isNotEmpty) {
+            status = '$status & ';
+          }
+
+          status = '${status}${S.current.in_store}';
+        }
+
+        return status;
+    }
   
 }

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

@@ -149,7 +149,7 @@ class IoniaBuyGiftCardPage extends BasePage {
                   discount: merchant.discount,
                   titleColor: Theme.of(context).accentTextTheme.display4.backgroundColor,
                   subtitleColor: Theme.of(context).hintColor,
-                  subTitle: merchant.isOnline ? S.of(context).online : S.of(context).offline,
+                  subTitle: merchant.avaibilityStatus,
                   logoUrl: merchant.logoUrl,
                 ),
               )

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

@@ -216,27 +216,13 @@ class _IoniaManageCardsPageBodyState extends State<IoniaManageCardsPageBody> {
           separatorBuilder: (_, __) => SizedBox(height: 4),
           itemBuilder: (_, index) {
             final merchant = merchantsList[index];
-            var subTitle = '';
-            
-            if (merchant.isOnline) {
-              subTitle += S.of(context).online;
-            }
-
-            if (merchant.isPhysical) {
-              if (subTitle.isNotEmpty) {
-                subTitle = '$subTitle & ';
-              }
-
-              subTitle = '${subTitle}${S.of(context).in_store}';
-            }
-
             return CardItem(
               logoUrl: merchant.logoUrl,
               onTap: () {
                 Navigator.of(context).pushNamed(Routes.ioniaBuyGiftCardPage, arguments: [merchant]);
               },
               title: merchant.legalName,
-              subTitle: subTitle,
+              subTitle: merchant.avaibilityStatus,
               backgroundColor: Theme.of(context).textTheme.title.backgroundColor,
               titleColor: Theme.of(context).accentTextTheme.display3.backgroundColor,
               subtitleColor: Theme.of(context).accentTextTheme.display2.backgroundColor,