mirror of
https://github.com/GitJournal/GitJournal.git
synced 2025-06-29 10:17:16 +08:00
Move PurchaseWidget to its own file
This commit is contained in:
Vishesh Handa
@ -3,14 +3,9 @@ import 'dart:io';
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import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:gitjournal/analytics.dart';
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import 'package:gitjournal/.env.dart';
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import 'package:gitjournal/iap.dart';
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import 'package:gitjournal/settings.dart';
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import 'package:purchases_flutter/purchases_flutter.dart';
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import 'package:gitjournal/widgets/purchase_widget.dart';
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class PurchaseScreen extends StatelessWidget {
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final _scaffoldKey = GlobalKey<ScaffoldState>();
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@ -118,122 +113,6 @@ class PurchaseScreen extends StatelessWidget {
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}
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}
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class PurchaseButton extends StatelessWidget {
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final Package package;
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PurchaseButton(this.package);
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@override
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Widget build(BuildContext context) {
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var price = package != null ? package.product.priceString : "Dev Mode";
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return RaisedButton(
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child: Text('Subscribe for $price / month'),
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color: Theme.of(context).primaryColor,
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padding: const EdgeInsets.fromLTRB(32.0, 16.0, 32.0, 16.0),
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onPressed: package != null ? () => _handlePurchase(context) : null,
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);
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}
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void _handlePurchase(BuildContext context) async {
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try {
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var purchaserInfo = await Purchases.purchasePackage(package);
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var isPro = purchaserInfo.entitlements.all["pro"].isActive;
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if (isPro) {
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Settings.instance.proMode = true;
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Settings.instance.proExpirationDate =
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purchaserInfo.latestExpirationDate;
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Settings.instance.save();
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getAnalytics().logEvent(
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name: "purchase_screen_thank_you",
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);
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Navigator.of(context).popAndPushNamed('/purchase_thank_you');
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return;
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}
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} on PlatformException catch (e) {
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var errorCode = PurchasesErrorHelper.getErrorCode(e);
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var errorContent = "";
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switch (errorCode) {
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case PurchasesErrorCode.purchaseCancelledError:
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errorContent = "User cancelled";
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break;
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case PurchasesErrorCode.purchaseNotAllowedError:
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errorContent = "User not allowed to purchase";
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break;
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default:
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errorContent = errorCode.toString();
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break;
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}
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var dialog = AlertDialog(
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title: const Text("Purchase Failed"),
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content: Text(errorContent),
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actions: <Widget>[
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FlatButton(
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child: const Text("OK"),
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onPressed: () => Navigator.of(context).pop(),
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),
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],
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);
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await showDialog(context: context, builder: (context) => dialog);
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}
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return null;
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}
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}
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class LoadingWidget extends StatelessWidget {
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const LoadingWidget({Key key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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var theme = Theme.of(context);
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var children = <Widget>[
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: Text(
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"Loading",
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textAlign: TextAlign.center,
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style: Theme.of(context).textTheme.headline4,
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),
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),
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const SizedBox(height: 8.0),
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const Padding(
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padding: EdgeInsets.all(8.0),
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child: CircularProgressIndicator(
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value: null,
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),
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),
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];
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var w = Column(
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: children,
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);
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return WillPopScope(
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onWillPop: _onWillPopLoading,
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child: Container(
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child: w,
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color: theme.scaffoldBackgroundColor,
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padding: const EdgeInsets.all(16.0),
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constraints: const BoxConstraints.expand(),
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),
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);
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}
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Future<bool> _onWillPopLoading() async {
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getAnalytics().logEvent(
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name: "purchase_screen_close_loading",
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);
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return true;
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}
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}
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class EmptyAppBar extends StatelessWidget implements PreferredSizeWidget {
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@override
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Widget build(BuildContext context) {
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@ -266,130 +145,3 @@ class _SingleChildScrollViewExpanded extends StatelessWidget {
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);
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}
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}
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class PurchaseWidget extends StatefulWidget {
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@override
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_PurchaseWidgetState createState() => _PurchaseWidgetState();
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}
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class _PurchaseWidgetState extends State<PurchaseWidget> {
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List<Offering> _offerings;
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Offering _selectedOffering;
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var _scaffoldKey = GlobalKey<ScaffoldState>();
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@override
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void initState() {
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super.initState();
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initPlatformState();
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}
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Future<void> initPlatformState() async {
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await InAppPurchases.confirmProPurchase();
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if (Settings.instance.proMode) {
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Navigator.of(context).pop();
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}
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await Purchases.setup(
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environment['revenueCat'],
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appUserId: Settings.instance.pseudoId,
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);
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Offerings offerings;
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try {
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offerings = await Purchases.getOfferings();
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} catch (e) {
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if (e is PlatformException) {
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var snackBar = SnackBar(content: Text(e.message));
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_scaffoldKey.currentState
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..removeCurrentSnackBar()
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..showSnackBar(snackBar);
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return;
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}
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}
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var offeringList = offerings.all.values.toList();
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offeringList.retainWhere((Offering o) => o.identifier.contains("monthly"));
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offeringList.sort((Offering a, Offering b) =>
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a.monthly.product.price.compareTo(b.monthly.product.price));
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print("Offerings: $offeringList");
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// If the widget was removed from the tree while the asynchronous platform
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// message was in flight, we want to discard the reply rather than calling
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// setState to update our non-existent appearance.
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if (!mounted) return;
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setState(() {
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_offerings = offeringList;
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_selectedOffering = _offerings.isNotEmpty ? _offerings.first : null;
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if (_offerings.length > 1) {
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_selectedOffering = _offerings[1];
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} else {
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var fakePackageJson = {
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'identifier': 'monthly_fake',
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'product': {
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'identifier': 'fake_product',
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'title': 'Fake Product',
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'priceString': '0 Fake',
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'price': 0.0,
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},
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};
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var fakeOffer = Offering.fromJson(<String, dynamic>{
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'identifier': 'monthly_fake_offering',
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'monthly': fakePackageJson,
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'availablePackages': [fakePackageJson],
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});
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_offerings = [fakeOffer];
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_selectedOffering = _offerings[0];
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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return _offerings == null ? const LoadingWidget() : buildBody(context);
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}
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Widget buildBody(BuildContext context) {
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var slider = Slider(
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min: _offerings.first.monthly.product.price,
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max: _offerings.last.monthly.product.price + 0.50,
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value: _selectedOffering.monthly.product.price,
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onChanged: (double val) {
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int i = -1;
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for (i = 1; i < _offerings.length; i++) {
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var prev = _offerings[i - 1].monthly.product;
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var cur = _offerings[i].monthly.product;
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if (prev.price < val && val <= cur.price) {
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i--;
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break;
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}
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}
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if (val == _offerings.first.monthly.product.price) {
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i = 0;
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} else if (val >= _offerings.last.monthly.product.price) {
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i = _offerings.length - 1;
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}
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if (i != -1) {
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setState(() {
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_selectedOffering = _offerings[i];
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});
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}
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},
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label: _selectedOffering.monthly.product.priceString,
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divisions: _offerings.length,
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);
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return Column(
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children: <Widget>[
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slider,
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const SizedBox(height: 16.0),
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PurchaseButton(_selectedOffering?.monthly),
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],
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mainAxisAlignment: MainAxisAlignment.spaceAround,
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);
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}
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}
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254
lib/widgets/purchase_widget.dart
Normal file
254
lib/widgets/purchase_widget.dart
Normal file
@ -0,0 +1,254 @@
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import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:gitjournal/analytics.dart';
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import 'package:gitjournal/.env.dart';
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import 'package:gitjournal/iap.dart';
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import 'package:gitjournal/settings.dart';
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import 'package:purchases_flutter/purchases_flutter.dart';
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class PurchaseButton extends StatelessWidget {
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final Package package;
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PurchaseButton(this.package);
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@override
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Widget build(BuildContext context) {
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var price = package != null ? package.product.priceString : "Dev Mode";
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return RaisedButton(
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child: Text('Subscribe for $price / month'),
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color: Theme.of(context).primaryColor,
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padding: const EdgeInsets.fromLTRB(32.0, 16.0, 32.0, 16.0),
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onPressed: package != null ? () => _handlePurchase(context) : null,
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);
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}
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void _handlePurchase(BuildContext context) async {
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try {
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var purchaserInfo = await Purchases.purchasePackage(package);
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var isPro = purchaserInfo.entitlements.all["pro"].isActive;
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if (isPro) {
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Settings.instance.proMode = true;
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Settings.instance.proExpirationDate =
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purchaserInfo.latestExpirationDate;
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Settings.instance.save();
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getAnalytics().logEvent(
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name: "purchase_screen_thank_you",
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);
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Navigator.of(context).popAndPushNamed('/purchase_thank_you');
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return;
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}
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} on PlatformException catch (e) {
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var errorCode = PurchasesErrorHelper.getErrorCode(e);
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var errorContent = "";
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switch (errorCode) {
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case PurchasesErrorCode.purchaseCancelledError:
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errorContent = "User cancelled";
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break;
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case PurchasesErrorCode.purchaseNotAllowedError:
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errorContent = "User not allowed to purchase";
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break;
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default:
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errorContent = errorCode.toString();
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break;
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}
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var dialog = AlertDialog(
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title: const Text("Purchase Failed"),
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content: Text(errorContent),
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actions: <Widget>[
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FlatButton(
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child: const Text("OK"),
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onPressed: () => Navigator.of(context).pop(),
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),
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],
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);
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await showDialog(context: context, builder: (context) => dialog);
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}
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return null;
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}
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}
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class LoadingWidget extends StatelessWidget {
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const LoadingWidget({Key key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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var theme = Theme.of(context);
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var children = <Widget>[
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: Text(
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"Loading",
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textAlign: TextAlign.center,
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style: Theme.of(context).textTheme.headline4,
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),
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),
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const SizedBox(height: 8.0),
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const Padding(
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padding: EdgeInsets.all(8.0),
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child: CircularProgressIndicator(
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value: null,
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),
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),
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];
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var w = Column(
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: children,
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);
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return WillPopScope(
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onWillPop: _onWillPopLoading,
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child: Container(
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child: w,
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color: theme.scaffoldBackgroundColor,
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padding: const EdgeInsets.all(16.0),
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constraints: const BoxConstraints.expand(),
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),
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);
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}
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Future<bool> _onWillPopLoading() async {
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getAnalytics().logEvent(
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name: "purchase_screen_close_loading",
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);
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return true;
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}
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}
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class PurchaseWidget extends StatefulWidget {
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@override
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_PurchaseWidgetState createState() => _PurchaseWidgetState();
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}
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class _PurchaseWidgetState extends State<PurchaseWidget> {
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List<Offering> _offerings;
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Offering _selectedOffering;
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var _scaffoldKey = GlobalKey<ScaffoldState>();
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@override
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void initState() {
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super.initState();
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initPlatformState();
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}
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Future<void> initPlatformState() async {
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await InAppPurchases.confirmProPurchase();
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if (Settings.instance.proMode) {
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Navigator.of(context).pop();
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}
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await Purchases.setup(
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environment['revenueCat'],
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appUserId: Settings.instance.pseudoId,
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);
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Offerings offerings;
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try {
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offerings = await Purchases.getOfferings();
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} catch (e) {
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if (e is PlatformException) {
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var snackBar = SnackBar(content: Text(e.message));
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_scaffoldKey.currentState
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..removeCurrentSnackBar()
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..showSnackBar(snackBar);
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return;
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}
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}
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var offeringList = offerings.all.values.toList();
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offeringList.retainWhere((Offering o) => o.identifier.contains("monthly"));
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offeringList.sort((Offering a, Offering b) =>
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a.monthly.product.price.compareTo(b.monthly.product.price));
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print("Offerings: $offeringList");
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|
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// If the widget was removed from the tree while the asynchronous platform
|
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// message was in flight, we want to discard the reply rather than calling
|
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// setState to update our non-existent appearance.
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if (!mounted) return;
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setState(() {
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_offerings = offeringList;
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_selectedOffering = _offerings.isNotEmpty ? _offerings.first : null;
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if (_offerings.length > 1) {
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_selectedOffering = _offerings[1];
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} else {
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var fakePackageJson = {
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'identifier': 'monthly_fake',
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'product': {
|
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'identifier': 'fake_product',
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'title': 'Fake Product',
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'priceString': '0 Fake',
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'price': 0.0,
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},
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};
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var fakeOffer = Offering.fromJson(<String, dynamic>{
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'identifier': 'monthly_fake_offering',
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'monthly': fakePackageJson,
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'availablePackages': [fakePackageJson],
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});
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_offerings = [fakeOffer];
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_selectedOffering = _offerings[0];
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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return _offerings == null ? const LoadingWidget() : buildBody(context);
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}
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Widget buildBody(BuildContext context) {
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var slider = Slider(
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min: _offerings.first.monthly.product.price,
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max: _offerings.last.monthly.product.price + 0.50,
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value: _selectedOffering.monthly.product.price,
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onChanged: (double val) {
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int i = -1;
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for (i = 1; i < _offerings.length; i++) {
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var prev = _offerings[i - 1].monthly.product;
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var cur = _offerings[i].monthly.product;
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if (prev.price < val && val <= cur.price) {
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i--;
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break;
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}
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}
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if (val == _offerings.first.monthly.product.price) {
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i = 0;
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} else if (val >= _offerings.last.monthly.product.price) {
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i = _offerings.length - 1;
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}
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if (i != -1) {
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setState(() {
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_selectedOffering = _offerings[i];
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});
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}
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},
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label: _selectedOffering.monthly.product.priceString,
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divisions: _offerings.length,
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);
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return Column(
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children: <Widget>[
|
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slider,
|
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const SizedBox(height: 16.0),
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PurchaseButton(_selectedOffering?.monthly),
|
||||
],
|
||||
mainAxisAlignment: MainAxisAlignment.spaceAround,
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);
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}
|
||||
}
|
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Reference in New Issue
Block a user