405 lines
13 KiB
Dart
405 lines
13 KiB
Dart
import 'dart:async';
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import 'dart:io';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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import 'package:in_app_purchase/in_app_purchase.dart';
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import 'package:logging/logging.dart';
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import 'package:photos/core/event_bus.dart';
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import 'package:photos/events/subscription_purchased_event.dart';
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import 'package:photos/models/billing_plan.dart';
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import 'package:photos/models/subscription.dart';
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import 'package:photos/services/billing_service.dart';
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import 'package:photos/ui/loading_widget.dart';
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import 'package:photos/ui/payment/skip_subscription_widget.dart';
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import 'package:photos/ui/payment/subscription_common_widgets.dart';
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import 'package:photos/ui/payment/subscription_plan_widget.dart';
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import 'package:photos/ui/progress_dialog.dart';
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import 'package:photos/utils/dialog_util.dart';
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import 'package:photos/utils/toast_util.dart';
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import 'package:url_launcher/url_launcher.dart';
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class SubscriptionPage extends StatefulWidget {
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final bool isOnboarding;
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const SubscriptionPage({
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this.isOnboarding = false,
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Key key,
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}) : super(key: key);
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@override
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State<SubscriptionPage> createState() => _SubscriptionPageState();
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}
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class _SubscriptionPageState extends State<SubscriptionPage> {
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final _logger = Logger("SubscriptionPage");
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final _billingService = BillingService.instance;
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Subscription _currentSubscription;
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StreamSubscription _purchaseUpdateSubscription;
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ProgressDialog _dialog;
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Future<int> _usageFuture;
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bool _hasActiveSubscription;
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FreePlan _freePlan;
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List<BillingPlan> _plans;
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bool _hasLoadedData = false;
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bool _isActiveStripeSubscriber;
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@override
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void initState() {
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_billingService.setIsOnSubscriptionPage(true);
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_billingService.fetchSubscription().then((subscription) async {
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_currentSubscription = subscription;
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_hasActiveSubscription = _currentSubscription.isValid();
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final billingPlans = await _billingService.getBillingPlans();
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_isActiveStripeSubscriber =
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_currentSubscription.paymentProvider == kStripe &&
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_currentSubscription.isValid();
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_plans = billingPlans.plans.where((plan) {
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final productID = _isActiveStripeSubscriber
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? plan.stripeID
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: Platform.isAndroid
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? plan.androidID
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: plan.iosID;
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return productID != null && productID.isNotEmpty;
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}).toList();
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_freePlan = billingPlans.freePlan;
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_usageFuture = _billingService.fetchUsage();
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_hasLoadedData = true;
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setState(() {});
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});
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_setupPurchaseUpdateStreamListener();
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_dialog = createProgressDialog(context, "please wait...");
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super.initState();
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}
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void _setupPurchaseUpdateStreamListener() {
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_purchaseUpdateSubscription = InAppPurchaseConnection
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.instance.purchaseUpdatedStream
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.listen((purchases) async {
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if (!_dialog.isShowing()) {
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await _dialog.show();
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}
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for (final purchase in purchases) {
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_logger.info("Purchase status " + purchase.status.toString());
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if (purchase.status == PurchaseStatus.purchased) {
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try {
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final newSubscription = await _billingService.verifySubscription(
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purchase.productID,
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purchase.verificationData.serverVerificationData,
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);
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await InAppPurchaseConnection.instance.completePurchase(purchase);
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String text = "thank you for subscribing!";
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if (!widget.isOnboarding) {
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final isUpgrade = _hasActiveSubscription &&
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newSubscription.storage > _currentSubscription.storage;
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final isDowngrade = _hasActiveSubscription &&
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newSubscription.storage < _currentSubscription.storage;
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if (isUpgrade) {
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text = "your plan was successfully upgraded";
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} else if (isDowngrade) {
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text = "your plan was successfully downgraded";
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}
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}
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showToast(text);
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_currentSubscription = newSubscription;
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_hasActiveSubscription = _currentSubscription.isValid();
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setState(() {});
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await _dialog.hide();
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Bus.instance.fire(SubscriptionPurchasedEvent());
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if (widget.isOnboarding) {
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Navigator.of(context).popUntil((route) => route.isFirst);
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}
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} catch (e) {
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_logger.warning("Could not complete payment ", e);
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await _dialog.hide();
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showErrorDialog(
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context,
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"payment failed",
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"please talk to " +
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(Platform.isAndroid ? "PlayStore" : "AppStore") +
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" support if you were charged");
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return;
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}
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} else if (Platform.isIOS && purchase.pendingCompletePurchase) {
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await InAppPurchaseConnection.instance.completePurchase(purchase);
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await _dialog.hide();
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} else if (purchase.status == PurchaseStatus.error) {
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await _dialog.hide();
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}
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}
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});
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}
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@override
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void dispose() {
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_purchaseUpdateSubscription.cancel();
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_billingService.setIsOnSubscriptionPage(false);
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final appBar = AppBar(
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title: Text("subscription"),
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);
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return Scaffold(
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appBar: appBar,
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body: _getBody(),
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);
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}
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Widget _getBody() {
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if (_hasLoadedData) {
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return _buildPlans();
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}
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return loadWidget;
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}
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Widget _buildPlans() {
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final widgets = <Widget>[];
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widgets.add(SubscriptionHeaderWidget(
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isOnboarding: widget.isOnboarding,
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usageFuture: _usageFuture,
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));
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widgets.addAll([
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Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: _isActiveStripeSubscriber
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? _getStripePlanWidgets()
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: _getMobilePlanWidgets(),
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),
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Padding(padding: EdgeInsets.all(8)),
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]);
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if (_hasActiveSubscription) {
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widgets.add(ValidityWidget(currentSubscription: _currentSubscription));
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}
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if ( _currentSubscription.productID == kFreeProductID) {
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if (widget.isOnboarding) {
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widgets.add(SkipSubscriptionWidget(freePlan: _freePlan));
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}
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widgets.add(SubFaqWidget());
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}
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if (_hasActiveSubscription &&
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_currentSubscription.productID != kFreeProductID) {
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widgets.addAll([
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Align(
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alignment: Alignment.center,
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child: GestureDetector(
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onTap: () {
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if (_isActiveStripeSubscriber) {
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return;
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}
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if (Platform.isAndroid) {
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launch(
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"https://play.google.com/store/account/subscriptions?sku=" +
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_currentSubscription.productID +
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"&package=io.ente.photos");
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} else {
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launch("https://apps.apple.com/account/billing");
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}
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},
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child: Container(
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padding: EdgeInsets.fromLTRB(40, 80, 40, 80),
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child: Column(
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children: [
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RichText(
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text: TextSpan(
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text: _isActiveStripeSubscriber
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? "visit web.ente.io to manage your subscription"
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: "payment details",
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style: TextStyle(
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color: _isActiveStripeSubscriber
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? Colors.white
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: Colors.blue,
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fontFamily: 'Ubuntu',
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fontSize: 15,
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),
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),
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textAlign: TextAlign.center,
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),
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],
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),
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),
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),
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),
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]);
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}
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return SingleChildScrollView(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: widgets,
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),
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);
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}
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List<Widget> _getStripePlanWidgets() {
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final List<Widget> planWidgets = [];
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bool foundActivePlan = false;
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for (final plan in _plans) {
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final productID = plan.stripeID;
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if (productID == null || productID.isEmpty) {
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continue;
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}
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final isActive =
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_hasActiveSubscription && _currentSubscription.productID == productID;
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if (isActive) {
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foundActivePlan = true;
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}
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planWidgets.add(
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Material(
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child: InkWell(
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onTap: () async {
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if (isActive) {
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return;
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}
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showErrorDialog(context, "sorry",
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"please visit web.ente.io to manage your subscription");
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},
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child: SubscriptionPlanWidget(
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storage: plan.storage,
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price: plan.price,
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period: plan.period,
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isActive: isActive,
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),
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),
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),
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);
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}
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if (!foundActivePlan && _hasActiveSubscription) {
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_addCurrentPlanWidget(planWidgets);
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}
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return planWidgets;
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}
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List<Widget> _getMobilePlanWidgets() {
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bool foundActivePlan = false;
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final List<Widget> planWidgets = [];
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if (_hasActiveSubscription &&
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_currentSubscription.productID == kFreeProductID) {
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foundActivePlan = true;
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planWidgets.add(
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SubscriptionPlanWidget(
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storage: _freePlan.storage,
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price: "free",
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period: "",
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isActive: true,
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),
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);
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}
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for (final plan in _plans) {
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final productID = Platform.isAndroid ? plan.androidID : plan.iosID;
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final isActive =
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_hasActiveSubscription && _currentSubscription.productID == productID;
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if (isActive) {
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foundActivePlan = true;
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}
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planWidgets.add(
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Material(
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child: InkWell(
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onTap: () async {
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if (isActive) {
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return;
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}
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await _dialog.show();
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if (_usageFuture != null) {
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final usage = await _usageFuture;
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if (usage > plan.storage) {
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await _dialog.hide();
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showErrorDialog(
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context, "sorry", "you cannot downgrade to this plan");
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return;
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}
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}
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final ProductDetailsResponse response =
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await InAppPurchaseConnection.instance
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.queryProductDetails({productID});
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if (response.notFoundIDs.isNotEmpty) {
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_logger.severe("Could not find products: " +
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response.notFoundIDs.toString());
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await _dialog.hide();
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showGenericErrorDialog(context);
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return;
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}
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final isCrossGradingOnAndroid = Platform.isAndroid &&
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_hasActiveSubscription &&
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_currentSubscription.productID != kFreeProductID &&
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_currentSubscription.productID != plan.androidID;
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if (isCrossGradingOnAndroid) {
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final existingProductDetailsResponse =
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await InAppPurchaseConnection.instance
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.queryProductDetails({_currentSubscription.productID});
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if (existingProductDetailsResponse.notFoundIDs.isNotEmpty) {
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_logger.severe("Could not find existing products: " +
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response.notFoundIDs.toString());
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await _dialog.hide();
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showGenericErrorDialog(context);
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return;
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}
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final subscriptionChangeParam = ChangeSubscriptionParam(
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oldPurchaseDetails: PurchaseDetails(
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purchaseID: null,
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productID: _currentSubscription.productID,
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verificationData: null,
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transactionDate: null,
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),
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);
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await InAppPurchaseConnection.instance.buyNonConsumable(
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purchaseParam: PurchaseParam(
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productDetails: response.productDetails[0],
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changeSubscriptionParam: subscriptionChangeParam,
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),
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);
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} else {
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await InAppPurchaseConnection.instance.buyNonConsumable(
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purchaseParam: PurchaseParam(
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productDetails: response.productDetails[0],
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),
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);
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}
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},
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child: SubscriptionPlanWidget(
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storage: plan.storage,
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price: plan.price,
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period: plan.period,
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isActive: isActive,
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),
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),
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),
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);
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}
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if (!foundActivePlan && _hasActiveSubscription) {
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_addCurrentPlanWidget(planWidgets);
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}
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return planWidgets;
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}
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void _addCurrentPlanWidget(List<Widget> planWidgets) {
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int activePlanIndex = 0;
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for (; activePlanIndex < _plans.length; activePlanIndex++) {
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if (_plans[activePlanIndex].storage > _currentSubscription.storage) {
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break;
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}
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}
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planWidgets.insert(
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activePlanIndex,
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Material(
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child: InkWell(
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onTap: () {},
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child: SubscriptionPlanWidget(
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storage: _currentSubscription.storage,
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price: _currentSubscription.price,
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period: _currentSubscription.period,
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isActive: true,
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),
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),
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),
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);
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}
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}
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