btc_purchase 0.0.3

A new InApp project.

ads_demo

A new Flutter project.

integration

add this two permission in AndroidManifest.xml

before test in app purchase make sure your app published in playstore or not

Getting Started

import 'package:btc_purchase/btc_purchase.dart';
import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'in app purchase Demo',
      theme: ThemeData(

        primarySwatch: Colors.blue,
      ),
      home: const MyHomePage(title: 'Flutter Demo in app purchase'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  final _purchaseKey = 'enter your test id';
  final _btcPurchasePlugin = BtcPurchase();
  String? _alreadyPurchasedList;
  Widget buyButton = Container();
  var isAlreadyPurchased;
  String? fetchPrize;

  Future<void> initPlatformState() async {
    fetchPrize = await _btcPurchasePlugin.getPurchaseList(_purchaseKey);
    isAlreadyPurchased =
    await _btcPurchasePlugin.getAlreadyPurchasedList(_purchaseKey);

    if (fetchPrize?.isNotEmpty == true) {
      setState(() {
        buyButton = Container(
          padding: const EdgeInsets.all(10),
          decoration: BoxDecoration(
            borderRadius: BorderRadius.circular(10),
            color: Colors.green,
          ),
          child: Text(fetchPrize!, style: const TextStyle(fontSize: 15)),
        );
      });
    }

    if (!mounted) return;
  }

  fetchOldPurchaseDetails() async {
    var purchasePrice = await _btcPurchasePlugin.getPurchaseList(_purchaseKey);
    var alreadypurchased =
    await _btcPurchasePlugin.getAlreadyPurchasedList(_purchaseKey);

    setState(() {
      fetchPrize = purchasePrice;
      isAlreadyPurchased = alreadypurchased;
    });
  }

  @override
  void initState() {
    super.initState();
    initPlatformState();
    fetchOldPurchaseDetails();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text(widget.title),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.spaceAround,
          children: <Widget>[
            /// show your purchase product price button here
            buyButton],
        ),
      ),
      /// check old non-consumable product purchased or not  
      floatingActionButton: isAlreadyPurchased != _purchseKey
          ? FloatingActionButton(
        onPressed: () async {
          showModalBottomSheet(
            context: context,
            backgroundColor: Colors.transparent,
            builder: (context) {
              print("isAlreadyPurchased ===>$isAlreadyPurchased");
              return Container(
                padding: const EdgeInsets.all(10),
                decoration: BoxDecoration(
                  borderRadius: BorderRadius.only(
                      topLeft: Radius.circular(25),
                      topRight: Radius.circular(25)),
                  color: Colors.white,
                ),
                child: Column(
                  children: [
                    ListTile(
                        title: const Text("your application name here",
                            style: TextStyle(
                              fontSize: 18,
                            )),
                        subtitle: Text(
                          "some extra word for your application",
                        ),
                        trailing: InkWell(
                          onTap: () async {
                            await _btcPurchasePlugin
                                .launchPurchase(_purchseKey);
                          },
                          child: Container(
                            padding: EdgeInsets.symmetric(
                                vertical: 10, horizontal: 10),
                            decoration: BoxDecoration(
                                borderRadius: BorderRadius.circular(5),
                                color: Color(0xff048c13),
                                boxShadow: [
                                  BoxShadow(
                                    color: Colors.black.withOpacity(0.25),
                                    blurRadius: 1.0,
                                  ),
                                ]),
                            child: Text("$fetchPrize",
                                style: TextStyle(
                                    fontSize: 17,
                                    fontWeight: FontWeight.bold,
                                    color: Colors.white)),
                          ),
                        ))
                  ],
                ),
              );
            },
          );
        },
        tooltip: 'Increment',
        child: const Icon(Icons.add),
      )
          : Container(
        height: 0,
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}