Update pubspec.yaml: Bump SDK/Flutter Constraints, Update Dependencies, and Format Code

lib/flutter_poolakey.dart

@@ -13,8 +13,9 @@ export 'sku_details.dart';
 /// It only works in the Android platform (Because [Cafebazaar](https://cafebazaar.ir/?l=en) only supports Android)
 /// It uses [Poolakey](https://github.com/cafebazaar/Poolakey) SDK under the hood.
 class FlutterPoolakey {
-  static const MethodChannel _channel =
-      const MethodChannel('ir.cafebazaar.flutter_poolakey');
+  static const MethodChannel _channel = const MethodChannel(
+    'ir.cafebazaar.flutter_poolakey',
+  );
 
   static Future<String> getVersion() async {
     return await _channel.invokeMethod('version', {});
@@ -34,17 +35,23 @@ class FlutterPoolakey {
   /// You should listen to [onDisconnected] callback and call [FlutterPoolakey.connect] to reconnect again.
   ///
   /// This function may return an error, you should handle the error and check the stacktrace to resolve it.
-  static Future<void> connect(String? inAppBillingKey,
-      {VoidCallback? onSucceed,
-      VoidCallback? onFailed,
-      VoidCallback? onDisconnected}) async {
+  static Future<void> connect(
+    String? inAppBillingKey, {
+    VoidCallback? onSucceed,
+    VoidCallback? onFailed,
+    VoidCallback? onDisconnected,
+  }) async {
     _registerConnectCallBack(onSucceed, onFailed, onDisconnected);
-    await _channel
-        .invokeMethod('connect', {'in_app_billing_key': inAppBillingKey});
+    await _channel.invokeMethod('connect', {
+      'in_app_billing_key': inAppBillingKey,
+    });
   }
 
-  static void _registerConnectCallBack(VoidCallback? onConnectionSucceed,
-      VoidCallback? onConnectionFailed, VoidCallback? onDisconnected) {
+  static void _registerConnectCallBack(
+    VoidCallback? onConnectionSucceed,
+    VoidCallback? onConnectionFailed,
+    VoidCallback? onDisconnected,
+  ) {
     if (onConnectionSucceed == null &&
         onConnectionFailed == null &&
         onDisconnected == null) {
@@ -92,7 +99,7 @@ class FlutterPoolakey {
     final map = await _channel.invokeMethod('purchase', {
       'product_id': productId,
       'payload': payload,
-      'dynamicPriceToken': dynamicPriceToken
+      'dynamicPriceToken': dynamicPriceToken,
     });
     return PurchaseInfo.fromMap(map);
   }
@@ -117,7 +124,7 @@ class FlutterPoolakey {
     final map = await _channel.invokeMethod('subscribe', {
       'product_id': productId,
       'payload': payload,
-      'dynamicPriceToken': dynamicPriceToken
+      'dynamicPriceToken': dynamicPriceToken,
     });
     return PurchaseInfo.fromMap(map);
   }
@@ -135,8 +142,9 @@ class FlutterPoolakey {
   ///
   /// It returns true if the process is successful
   static Future<bool> consume(String purchaseToken) async {
-    return await _channel
-        .invokeMethod('consume', {'purchase_token': purchaseToken});
+    return await _channel.invokeMethod('consume', {
+      'purchase_token': purchaseToken,
+    });
   }
 
   /// Returns all purchases list
@@ -176,8 +184,9 @@ class FlutterPoolakey {
   ///
   /// Retrieves list of [PurchaseInfo] which contains all subscribed products in user's inventory.
   static Future<List<PurchaseInfo>> getAllSubscribedProducts() async {
-    final List list =
-        await _channel.invokeMethod("get_all_subscribed_products");
+    final List list = await _channel.invokeMethod(
+      "get_all_subscribed_products",
+    );
     return list.map((map) => PurchaseInfo.fromMap(map)).toList();
   }
 
@@ -204,9 +213,11 @@ class FlutterPoolakey {
   /// You can use this function to get detail of inApp product sku's,
   /// [skuIds] Contain all sku id's that you want to get info about it.
   static Future<List<SkuDetails>> getInAppSkuDetails(
-      List<String> skuIds) async {
-    final List list = await _channel
-        .invokeMethod("get_in_app_sku_details", {'sku_ids': skuIds});
+    List<String> skuIds,
+  ) async {
+    final List list = await _channel.invokeMethod("get_in_app_sku_details", {
+      'sku_ids': skuIds,
+    });
     return list.map((map) => SkuDetails.fromMap(map)).toList();
   }
 
@@ -215,9 +226,12 @@ class FlutterPoolakey {
   /// You can use this function to get detail of subscription product sku's,
   /// [skuIds] Contain all sku id's that you want to get info about it.
   static Future<List<SkuDetails>> getSubscriptionSkuDetails(
-      List<String> skuIds) async {
-    final List list = await _channel
-        .invokeMethod("get_subscription_sku_details", {'sku_ids': skuIds});
+    List<String> skuIds,
+  ) async {
+    final List list = await _channel.invokeMethod(
+      "get_subscription_sku_details",
+      {'sku_ids': skuIds},
+    );
     return list.map((map) => SkuDetails.fromMap(map)).toList();
   }
 }

lib/purchase_info.dart

@@ -10,15 +10,16 @@ class PurchaseInfo {
   final String dataSignature;
 
   PurchaseInfo(
-      this.orderId,
-      this.purchaseToken,
-      this.payload,
-      this.packageName,
-      this.purchaseState,
-      this.purchaseTime,
-      this.productId,
-      this.originalJson,
-      this.dataSignature);
+    this.orderId,
+    this.purchaseToken,
+    this.payload,
+    this.packageName,
+    this.purchaseState,
+    this.purchaseTime,
+    this.productId,
+    this.originalJson,
+    this.dataSignature,
+  );
 
   factory PurchaseInfo.fromMap(Map<dynamic, dynamic> typeName) {
     return PurchaseInfo(
@@ -35,7 +36,8 @@ class PurchaseInfo {
   }
 
   @override
-  String toString() => 'orderId: $orderId,'
+  String toString() =>
+      'orderId: $orderId,'
       '\npurchaseToken: $purchaseToken,'
       '\npayload: $payload,'
       '\npackageName: $packageName,'

lib/sku_details.dart

@@ -18,7 +18,8 @@ class SkuDetails {
   }
 
   @override
-  String toString() => 'sku: $sku,'
+  String toString() =>
+      'sku: $sku,'
       '\ntype: $type,'
       '\nprice: $price,'
       '\ntitle: $title,'

pubspec.yaml

@@ -4,17 +4,18 @@ version: 2.2.0-1.0.0-alpha01
 homepage: https://github.com/cafebazaar/flutter_poolakey
 
 environment:
-  sdk: '>=3.0.6 <4.0.0'
-  flutter: ">=3.3.0"
+  sdk: ^3.8.0
+  flutter: ">=1.17.0"
 
 dependencies:
   flutter:
     sdk: flutter
-  plugin_platform_interface: ^2.0.2
+  plugin_platform_interface: ^2.1.8
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  flutter_lints: ^5.0.0
 
 flutter:
   plugin: