flutter_iap 1.2.2

  • README.md
  • CHANGELOG.md
  • Example
  • Installing
  • Versions
  • 43

flutter_iap

Add In-App Payments to your Flutter app with this plugin.

  • You can retrieve a list of previously purchased IAP product IDs (only Android)
  • You can fetch IAP products from Google Play and App Store
  • You can buy an IAP product
  • You can restore purchases from App Store (only iOS)

Getting Started

For help getting started with Flutter, view our online documentation.

For help on editing plugin code, view the documentation.

Install

Add flutter_iap as a dependency in pubspec.yaml

For help on adding as a dependency, view the documentation.

Example

Note: You must set up billing information in your developer account corresponding with the platform you are testing (iTunes Connect / Google Play Console)

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

void main() => runApp(new MyApp());

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => new _MyAppState();
}

class _MyAppState extends State<MyApp> {
  List<String> _productIds = [];
  List<String> _alreadyPurchased = [];

  @override
  initState() {
    super.initState();
    init();
  }

  init() async {
    List<String> productIds = ["com.example.testiap"];

    IAPResponse response = await FlutterIap.fetchProducts(productIds);
    productIds = response.products
        .map((IAPProduct product) => product.productIdentifier)
        .toList();

    IAPResponse purchased = await FlutterIap.fetchInventory();
    List<String> purchasedIds = purchased.purchases
        .map((IAPPurchase purchase) => purchase.productIdentifier)
        .toList();

    if (!mounted) return;

    setState(() {
      _productIds = productIds;
      _alreadyPurchased = purchasedIds;
    });
  }

  @override
  Widget build(BuildContext context) {
    String nextPurchase = _productIds.firstWhere(
      (id) => !_alreadyPurchased.contains(id),
      orElse: () => null,
    );

    List<Text> list = [];
    _alreadyPurchased.forEach((productId) {
      list.add(new Text(productId));
    });

    if (list.isEmpty) {
      list.add(new Text("No previous purchases found."));
    } else {
      list.insert(0, new Text("Already purchased:"));
    }

    return new MaterialApp(
      home: new Scaffold(
        appBar: new AppBar(
          title: new Text("flutter_iap example app"),
        ),
        body: new Center(
          child: new Column(
            mainAxisSize: MainAxisSize.min,
            children: <Widget>[
              new Text(
                _productIds.isNotEmpty
                    ? "Fetched: $_productIds"
                    : "Not working?\n"
                    "Check that you set up in app purchases in\n"
                    "iTunes Connect / Google Play Console",
                textAlign: TextAlign.center,
                textScaleFactor: 1.25,
              ),
              new SizedBox(
                height: 24.0,
              ),
            ].followedBy(list),
          ),
        ),
        floatingActionButton: nextPurchase != null
            ? new FloatingActionButton(
                child: new Icon(Icons.monetization_on),
                onPressed: () {
                  FlutterIap.buy(nextPurchase);
                },
              )
            : new Container(),
      ),
    );
  }
}

1.2.2

  • [Android] Add subscriptions support
  • [Android] Add server verification support

example/lib/main.dart

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

void main() => runApp(new MyApp());

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => new _MyAppState();
}

class _MyAppState extends State<MyApp> {
  List<String> _productIds = [];
  List<String> _alreadyPurchased = [];

  @override
  initState() {
    super.initState();
    init();
  }

  init() async {
    List<String> productIds = ["com.example.testiap"];

    IAPResponse response = await FlutterIap.fetchProducts(productIds);
    productIds = response.products
        .map((IAPProduct product) => product.productIdentifier)
        .toList();

    IAPResponse purchased = await FlutterIap.fetchInventory();
    List<String> purchasedIds = purchased.purchases
        .map((IAPPurchase purchase) => purchase.productIdentifier)
        .toList();

    if (!mounted) return;

    setState(() {
      _productIds = productIds;
      _alreadyPurchased = purchasedIds;
    });
  }

  @override
  Widget build(BuildContext context) {
    String nextPurchase = _productIds.firstWhere(
      (id) => !_alreadyPurchased.contains(id),
      orElse: () => null,
    );

    List<Text> list = [];
    _alreadyPurchased.forEach((productId) {
      list.add(new Text(productId));
    });

    if (list.isEmpty) {
      list.add(new Text("No previous purchases found."));
    } else {
      list.insert(0, new Text("Already purchased:"));
    }

    return new MaterialApp(
      home: new Scaffold(
        appBar: new AppBar(
          title: new Text("flutter_iap example app"),
        ),
        body: new Center(
          child: new Column(
            mainAxisSize: MainAxisSize.min,
            children: <Widget>[
              new Text(
                _productIds.isNotEmpty
                    ? "Fetched: $_productIds"
                    : "Not working?\n"
                    "Check that you set up in app purchases in\n"
                    "iTunes Connect / Google Play Console",
                textAlign: TextAlign.center,
                textScaleFactor: 1.25,
              ),
              new SizedBox(
                height: 24.0,
              ),
            ].followedBy(list),
          ),
        ),
        floatingActionButton: nextPurchase != null
            ? new FloatingActionButton(
                child: new Icon(Icons.monetization_on),
                onPressed: () {
                  FlutterIap.buy(nextPurchase);
                },
              )
            : new Container(),
      ),
    );
  }
}

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:


dependencies:
  flutter_iap: ^1.2.2

2. Install it

You can install packages from the command line:

with pub:


$ pub get

with Flutter:


$ flutter packages get

Alternatively, your editor might support pub get or flutter packages get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:


import 'package:flutter_iap/flutter_iap.dart';
  
Version Uploaded Documentation Archive
1.2.2 Aug 2, 2018 Go to the documentation of flutter_iap 1.2.2 Download flutter_iap 1.2.2 archive
1.2.1 Jul 6, 2018 Go to the documentation of flutter_iap 1.2.1 Download flutter_iap 1.2.1 archive
1.2.0 Jul 5, 2018 Go to the documentation of flutter_iap 1.2.0 Download flutter_iap 1.2.0 archive
1.1.0 May 30, 2018 Go to the documentation of flutter_iap 1.1.0 Download flutter_iap 1.1.0 archive
1.0.1 Dec 21, 2017 Go to the documentation of flutter_iap 1.0.1 Download flutter_iap 1.0.1 archive
1.0.0 Oct 22, 2017 Go to the documentation of flutter_iap 1.0.0 Download flutter_iap 1.0.0 archive
Popularity:
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85
Health:
Code health derived from static analysis. [more]
0
Maintenance:
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0
Overall:
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43
Learn more about scoring.

The package version is not analyzed, because it does not support Dart 2. Until this is resolved, the package will receive a health and maintenance score of 0.

Issues and suggestions

Support Dart 2 in pubspec.yaml.

The SDK constraint in pubspec.yaml doesn't allow the Dart 2.0.0 release. For information about upgrading it to be Dart 2 compatible, please see https://www.dartlang.org/dart-2#migration.

Dependencies

Package Constraint Resolved Available
Direct dependencies
Dart SDK >=1.23.0 <2.0.0