in_app_purchase_utils 0.0.1
in_app_purchase_utils: ^0.0.1 copied to clipboard
This Flutter plugin simplifies in-app purchases by wrapping the in_app_purchase plugin with easy-to-understand methods and a streamlined integration flow, making it more accessible for developers.
example/lib/main.dart
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter/services.dart';
import 'package:in_app_purchase/in_app_purchase.dart';
import 'package:in_app_purchase_utils/in_app_purchase_utils.dart';
import 'package:in_app_purchase_utils/in_app_purchase_utils/in_app_purchase_service.dart';
void main() async {
/// Initialize the service class
/// [validationAPI] Pass iTune or sandbox receipt validation API
/// depending on the flavor(production or staging).
await InAppPurchaseService.instance
.initialize(validationAPI: "<receipt_validation_API>", secretKey: "<secret_key>");
/// Fetch your products by providing all your product ids as List<String>.
await InAppPurchaseService.instance
.fetchProducts(["<product_id_1>", "<product_id_2>", "<product_id_n>"]);
runApp(const MyApp());
}
class MyApp extends StatefulWidget {
const MyApp({super.key});
@override
State<MyApp> createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
String _platformVersion = 'Unknown';
final _inAppPurchaseUtilsPlugin = InAppPurchaseUtils();
@override
void initState() {
super.initState();
initPlatformState();
}
// Platform messages are asynchronous, so we initialize in an async method.
Future<void> initPlatformState() async {
String platformVersion;
// Platform messages may fail, so we use a try/catch PlatformException.
// We also handle the message potentially returning null.
try {
platformVersion =
await _inAppPurchaseUtilsPlugin.getPlatformVersion() ?? 'Unknown platform version';
} on PlatformException {
platformVersion = 'Failed to get platform version.';
}
// If the widget was removed from the tree while the asynchronous platform
// message was in flight, we want to discard the reply rather than calling
// setState to update our non-existent appearance.
if (!mounted) return;
setState(() {
_platformVersion = platformVersion;
});
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('Plugin example app'),
),
body: Center(
child: TextButton(onPressed: onPurchaseTap, child: const Text("Make Purchase")),
),
),
);
}
void onPurchaseTap() {
InAppPurchaseService pInstance = InAppPurchaseService.instance;
ProductDetails productDetails = pInstance.getProduct("productId");
InAppPurchaseService.instance.purchaseSubscription(
productDetails,
onPurchaseSuccess,
onPurchaseFailure,
);
}
void onPurchaseSuccess(String statusMessage, PurchaseDetails purchaseDetails) {
print("${purchaseDetails.productID} purchased successfully");
}
void onPurchaseFailure(String statusMessage, PurchaseDetails purchaseDetails) {
print("Failed while purchasing ${purchaseDetails.productID}");
}
}