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+import 'dart:convert';
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+
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+import 'package:flutter/material.dart';
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+import 'package:flutter_email_sender/flutter_email_sender.dart';
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+import 'package:flutter_sodium/flutter_sodium.dart';
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+import 'package:photos/core/configuration.dart';
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+import 'package:photos/models/delete_account.dart';
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+import 'package:photos/services/user_service.dart';
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+import 'package:photos/ui/common/dialogs.dart';
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+import 'package:photos/ui/common/gradient_button.dart';
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+import 'package:photos/ui/tools/app_lock.dart';
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+import 'package:photos/utils/auth_util.dart';
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+import 'package:photos/utils/crypto_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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+
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+class DeleteAccountPage extends StatelessWidget {
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+ const DeleteAccountPage({
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+ Key key,
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+ }) : super(key: key);
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+
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+ @override
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+ Widget build(BuildContext context) {
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+ return Scaffold(
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+ appBar: AppBar(
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+ elevation: 0,
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+ title: const Text("Delete account"),
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+ leading: IconButton(
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+ icon: const Icon(Icons.arrow_back),
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+ color: Theme.of(context).iconTheme.color,
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+ onPressed: () {
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+ Navigator.of(context).pop();
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+ },
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+ ),
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+ ),
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+ body: Padding(
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+ padding: const EdgeInsets.symmetric(vertical: 32, horizontal: 24),
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+ child: Center(
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+ child: Column(
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+ crossAxisAlignment: CrossAxisAlignment.center,
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+ children: [
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+ const Text(
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+ "💔",
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+ style: TextStyle(
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+ fontSize: 100,
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+ ),
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+ ),
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+ const Padding(
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+ padding: EdgeInsets.symmetric(vertical: 8),
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+ ),
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+ Center(
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+ child: Text(
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+ "We'll be sorry to see you go. Are you facing some issue?",
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+ style: Theme.of(context).textTheme.subtitle2,
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+ ),
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+ ),
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+ const SizedBox(
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+ height: 8,
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+ ),
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+ RichText(
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+ // textAlign: TextAlign.center,
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+ text: TextSpan(
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+ children: const [
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+ TextSpan(text: "Please write to us at "),
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+ TextSpan(
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+ text: "feedback@ente.io",
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+ style: TextStyle(color: Color.fromRGBO(29, 185, 84, 1)),
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+ ),
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+ TextSpan(
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+ text: ", maybe there is a way we can help.",
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+ ),
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+ ],
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+ style: Theme.of(context).textTheme.subtitle2,
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+ ),
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+ ),
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+ const Padding(
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+ padding: EdgeInsets.symmetric(vertical: 8),
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+ ),
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+ GradientButton(
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+ text: "Yes, send feedback",
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+ paddingValue: 4,
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+ iconData: Icons.check,
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+ onTap: () async {
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+ await launchUrl(
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+ Uri(
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+ scheme: "mailto",
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+ path: 'feedback@ente.io',
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+ ),
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+ );
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+ },
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+ ),
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+ const Padding(
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+ padding: EdgeInsets.symmetric(vertical: 8),
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+ ),
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+ InkWell(
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+ child: SizedBox(
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+ width: double.infinity,
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+ child: OutlinedButton.icon(
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+ style: OutlinedButton.styleFrom(
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+ shape: RoundedRectangleBorder(
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+ borderRadius: BorderRadius.circular(8),
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+ ),
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+ side: const BorderSide(
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+ color: Colors.redAccent,
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+ ),
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+ padding: const EdgeInsets.symmetric(
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+ vertical: 18,
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+ horizontal: 10,
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+ ),
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+ backgroundColor: Colors.white,
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+ ),
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+ label: const Text(
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+ "No, delete account",
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+ style: TextStyle(
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+ color: Colors.redAccent, // same for both themes
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+ ),
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+ textAlign: TextAlign.center,
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+ ),
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+ onPressed: () async => {await _initiateDelete(context)},
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+ icon: const Icon(
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+ Icons.no_accounts,
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+ color: Colors.redAccent,
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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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+ );
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+ }
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+
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+ Future<void> _initiateDelete(BuildContext context) async {
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+ AppLock.of(context).setEnabled(false);
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+ String reason = "Please authenticate to initiate account deletion";
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+ final result = await requestAuthentication(reason);
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+ AppLock.of(context).setEnabled(
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+ Configuration.instance.shouldShowLockScreen(),
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+ );
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+ if (!result) {
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+ showToast(context, reason);
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+ return;
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+ }
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+ final deleteChallengeResponse =
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+ await UserService.instance.getDeleteChallenge(context);
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+ if (deleteChallengeResponse == null) {
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+ return;
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+ }
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+ if (deleteChallengeResponse.allowDelete) {
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+ await _confirmAndDelete(context, deleteChallengeResponse);
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+ } else {
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+ await _requestEmailForDeletion(context);
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+ }
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+ }
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+
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+ Future<void> _confirmAndDelete(
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+ BuildContext context,
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+ DeleteChallengeResponse response,
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+ ) async {
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+ final choice = await showChoiceDialog(
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+ context,
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+ 'Are you sure you want to delete your account?',
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+ 'Your uploaded data will be scheduled for deletion, and your account '
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+ 'will be permanently deleted. \n\nThis action is not reversible.',
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+ firstAction: 'Cancel',
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+ secondAction: 'Delete',
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+ firstActionColor: Theme.of(context).colorScheme.onSurface,
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+ secondActionColor: Colors.red,
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+ );
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+ if (choice != DialogUserChoice.secondChoice) {
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+ return;
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+ }
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+ final decryptChallenge = CryptoUtil.openSealSync(
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+ Sodium.base642bin(response.encryptedChallenge),
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+ Sodium.base642bin(Configuration.instance.getKeyAttributes().publicKey),
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+ Configuration.instance.getSecretKey(),
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+ );
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+ final challengeResponseStr = utf8.decode(decryptChallenge);
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+ await UserService.instance.deleteAccount(context, challengeResponseStr);
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+ }
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+
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+ Future<void> _requestEmailForDeletion(BuildContext context) async {
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+ AlertDialog alert = AlertDialog(
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+ title: const Text(
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+ "Delete account",
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+ style: TextStyle(
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+ color: Colors.red,
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+ ),
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+ ),
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+ content: RichText(
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+ text: TextSpan(
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+ children: [
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+ const TextSpan(
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+ text: "Please send an email to ",
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+ ),
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+ TextSpan(
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+ text: "account-deletion@ente.io",
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+ style: TextStyle(
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+ color: Colors.orange[300],
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+ ),
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+ ),
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+ const TextSpan(
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+ text:
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+ " from your registered email address.\n\nYour request will be processed within 72 hours.",
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+ ),
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+ ],
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+ style: TextStyle(
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+ color: Theme.of(context).colorScheme.onSurface,
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+ height: 1.5,
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+ fontSize: 16,
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+ ),
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+ ),
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+ ),
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+ actions: [
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+ TextButton(
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+ child: const Text(
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+ "Send email",
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+ style: TextStyle(
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+ color: Colors.red,
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+ ),
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+ ),
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+ onPressed: () async {
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+ Navigator.of(context, rootNavigator: true).pop('dialog');
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+ try {
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+ final Email email = Email(
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+ recipients: ['account-deletion@ente.io'],
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+ isHTML: false,
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+ );
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+ await FlutterEmailSender.send(email);
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+ } catch (e) {
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+ launch("mailto:account-deletion@ente.io");
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+ }
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+ },
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+ ),
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+ TextButton(
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+ child: Text(
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+ "Ok",
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+ style: TextStyle(
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+ color: Theme.of(context).colorScheme.onSurface,
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+ ),
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+ ),
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+ onPressed: () {
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+ Navigator.of(context, rootNavigator: true).pop('dialog');
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+ },
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+ ),
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+ ],
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+ );
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+
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+ showDialog(
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+ context: context,
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+ builder: (BuildContext context) {
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+ return alert;
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+ },
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+ );
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+ }
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+}
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ashilkn