Рассчет вознаграждения по правильной формуле

lib/purchase.dart

@@ -106,7 +106,7 @@ class PurchaseScreenState<T> extends BaseState<PurchaseScreen> {
     if (await platform.invokeMethod('isOnline')) {
 
       var headers = {
-        'DM-Authorization': 'dmapptoken 9fec83cdca38c357e6b65dbb17514cdd36bf2a08',
+        'DM-Authorization': 'dmapptoken $appToken',
         'Authorization': 'dmtoken ${token}'
       };
 
@@ -121,7 +121,8 @@ class PurchaseScreenState<T> extends BaseState<PurchaseScreen> {
             this.loyality = '${user['discount']}%';
           } else {
             List amountToBonus = bonuses['amount_to_bonus'];
-            this.loyality = '${(amountToBonus[0] / double.parse(amountToBonus[1])).toStringAsFixed(0)}%';
+            double loyalityVal = (double.parse(amountToBonus[1]) / amountToBonus[0]) * 100;
+            this.loyality = '${loyalityVal.toStringAsFixed(0)}%';     
           }
         });
       }).catchError((error) {
@@ -183,7 +184,7 @@ class PurchaseScreenState<T> extends BaseState<PurchaseScreen> {
           };
 
           var headers = {
-            'DM-Authorization': 'dmapptoken 9fec83cdca38c357e6b65dbb17514cdd36bf2a08',
+            'DM-Authorization': 'dmapptoken $appToken',
             'Authorization': 'dmtoken ${token}'
           };