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PurchaseScreen: Show error as snackbar

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We seem to be getting a PlatformException while listing the offerings.
This commit is contained in:
Vishesh Handa
2020-04-17 09:31:38 +02:00
parent b66d9e1a66
commit 98b8e92437
1 changed files with 76 additions and 59 deletions
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49
lib/screens/purchase_screen.dart
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@ -17,6 +17,7 @@ class PurchaseScreen extends StatefulWidget {
class _PurchaseScreenState extends State<PurchaseScreen> {
Offerings _offerings;
var _scaffoldKey = GlobalKey<ScaffoldState>();
@override
void initState() {
@ -28,7 +29,17 @@ class _PurchaseScreenState extends State<PurchaseScreen> {
Purchases.setDebugLogsEnabled(true);
await Purchases.setup(environment['revenueCat']);
Offerings offerings = await Purchases.getOfferings();
Offerings offerings;
try {
offerings = await Purchases.getOfferings();
} catch (e) {
if (e is PlatformException) {
var snackBar = SnackBar(content: Text(e.details));
_scaffoldKey.currentState
..removeCurrentSnackBar()
..showSnackBar(snackBar);
}
}
// 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
@ -42,12 +53,20 @@ class _PurchaseScreenState extends State<PurchaseScreen> {
@override
Widget build(BuildContext context) {
return WillPopScope(
child: Scaffold(
key: _scaffoldKey,
appBar: EmptyAppBar(),
body: _offerings == null ? const LoadingWidget() : buildBody(context),
),
onWillPop: _onWillPop,
);
}
Widget buildBody(BuildContext context) {
var theme = Theme.of(context);
var textTheme = theme.textTheme;
if (_offerings == null) {
return const PurchaseLoadingScreen();
}
var offering = _offerings.current;
var monthly = offering?.monthly;
@ -104,15 +123,10 @@ class _PurchaseScreenState extends State<PurchaseScreen> {
mainAxisAlignment: MainAxisAlignment.spaceAround,
);
w = _SingleChildScrollViewExpanded(
return _SingleChildScrollViewExpanded(
child: SafeArea(child: w),
padding: const EdgeInsets.all(16.0),
);
return WillPopScope(
child: Scaffold(appBar: EmptyAppBar(), body: w),
onWillPop: _onWillPop,
);
}
Future<bool> _onWillPop() async {
@ -136,7 +150,11 @@ class PurchaseButton extends StatelessWidget {
child: Text('Subscribe for $price / month'),
color: Theme.of(context).primaryColor,
padding: const EdgeInsets.fromLTRB(32.0, 16.0, 32.0, 16.0),
onPressed: () async {
onPressed: package != null ? () => _handlePurchase(context) : null,
);
}
void _handlePurchase(BuildContext context) async {
try {
var purchaserInfo = await Purchases.purchasePackage(package);
var isPro = purchaserInfo.entitlements.all["pro"].isActive;
@ -181,13 +199,11 @@ class PurchaseButton extends StatelessWidget {
await showDialog(context: context, builder: (context) => dialog);
}
return null;
},
);
}
}
class PurchaseLoadingScreen extends StatelessWidget {
const PurchaseLoadingScreen({Key key}) : super(key: key);
class LoadingWidget extends StatelessWidget {
const LoadingWidget({Key key}) : super(key: key);
@override
Widget build(BuildContext context) {
@ -219,9 +235,10 @@ class PurchaseLoadingScreen extends StatelessWidget {
return WillPopScope(
onWillPop: _onWillPopLoading,
child: Container(
child: SafeArea(child: w),
child: w,
color: theme.scaffoldBackgroundColor,
padding: const EdgeInsets.all(16.0),
constraints: const BoxConstraints.expand(),
),
);
}