feat: add payment

lib/feature/shop/data/data_source/remote/shop_api_provider.dart

@@ -19,12 +19,16 @@ class ShopApiProvider {
     required String kind,
     required String productId,
     required String token,
+    String purchaseData = '',
+    String signature = '',
   }) =>
       _api.post('/shop/purchase', body: {
         'store': store,
         'kind': kind,
         'product_id': productId,
         'token': token,
+        'purchase_data': purchaseData,
+        'signature': signature,
       });
 
   Future<Response> adReward(String token) =>

lib/feature/shop/data/model/shop_models.dart

@@ -9,6 +9,7 @@ class ShopMapper {
         vipDays: (j['vip_days'] ?? 0) as int,
         priceToman: (j['price_toman'] ?? 0) as int,
         bonusPct: (j['bonus_pct'] ?? 0) as int,
+        sku: (j['sku'] ?? '') as String,
       );
 
   static TicketPackage ticket(Map<String, dynamic> j) => TicketPackage(
@@ -16,6 +17,7 @@ class ShopMapper {
         title: j['title'] as String,
         tickets: (j['tickets'] ?? 0) as int,
         priceToman: (j['price_toman'] ?? 0) as int,
+        sku: (j['sku'] ?? '') as String,
       );
 
   static CardSkin card(Map<String, dynamic> j) => CardSkin(
@@ -30,6 +32,7 @@ class ShopMapper {
         multiplier: (j['multiplier'] ?? 1) as int,
         hours: (j['hours'] ?? 0) as int,
         priceToman: (j['price_toman'] ?? 0) as int,
+        sku: (j['sku'] ?? '') as String,
       );
 
   static VipPackage vip(Map<String, dynamic> j) => VipPackage(
@@ -37,6 +40,7 @@ class ShopMapper {
         title: j['title'] as String,
         months: (j['months'] ?? 1) as int,
         priceToman: (j['price_toman'] ?? 0) as int,
+        sku: (j['sku'] ?? '') as String,
       );
 
   static ShopData shopData(Map<String, dynamic> j) {

lib/feature/shop/data/repository/shop_repository_impl.dart

@@ -43,6 +43,8 @@ class ShopRepositoryImpl extends ShopRepository {
       kind: params.kind,
       productId: params.productId,
       token: params.token,
+      purchaseData: params.purchaseData,
+      signature: params.signature,
     );
     if (res.statusCode == 200) return const DataSuccess('خرید با موفقیت انجام شد');
     return DataError(errorConvertor(res.statusCode, _msg(res)));