issue 10360, реализация выбора купонов к гашению в покупке

lib/screens/purchase_success.dart

@@ -108,12 +108,13 @@ class PurchaseSuccessScreenState<T> extends BaseState<PurchaseSuccessScreen> {
     if (this.coupons.length > 0) {
       widgetList.add(getItemTitle(StringsLocalization.couponsUsed()));
       this.coupons.forEach((couponItem) {
-        widgetList.add(getCoupons(couponItem));
+        widgetList.add(getItemToggle(
+          couponItem['offer_name'],
+          couponItem['coupon_condition']
+        ));
       });
     }
 
-
-
     widgetList.add(wrapButton(getScreenMargins(174.0), getScanButton()));
 
     return new ListView.builder(
@@ -140,33 +141,7 @@ class PurchaseSuccessScreenState<T> extends BaseState<PurchaseSuccessScreen> {
     };
   }
 
-  getCoupons(couponItem) {
-    String title = couponItem['offer_name'];
-    if (title.length == 0) {
-      title = couponItem['coupon_condition'].substring(0,30) + " ...";
-    }
-    return new Container(
-      margin: new EdgeInsets.only(left: 5.0, right: 5.0, top: 5.0),
-      child: new Card(
-        child: new ExpansionTile(
-          title: new Text(
-            title,
-            style: Theme.of(context).textTheme.button.copyWith(
-              fontWeight: FontWeight.bold,
-              color: faqTitlesColor
-            )
-          ),
-          children: [
-            new Container(
-              margin: new EdgeInsets.only(left: 20.0, right: 20.0),
-              padding: new EdgeInsets.only(top: 0.0, bottom: 10.0),
-              child: new Text(couponItem['coupon_condition']),
-            )
-          ]
-        )
-      )
-    );
-  }
+
 
   getSuccessMessage() {
     return new Row(