441 lines
21 KiB
Dart
441 lines
21 KiB
Dart
import 'package:flutter/material.dart';
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import 'dart:async';
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import 'dart:collection';
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import 'package:flutter/foundation.dart';
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import 'package:flutter_inappwebview/flutter_inappwebview.dart';
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import 'package:pwa_ios/utils/constants.dart';
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import 'package:pwa_ios/views/login.dart';
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import 'package:pwa_ios/utils/util.dart';
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import 'package:pwa_ios/widgets/webview_popup.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:url_launcher/url_launcher.dart';
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import 'package:internet_connection_checker/internet_connection_checker.dart';
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class MyApp extends StatefulWidget {
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const MyApp({Key? key}) : super(key: key);
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@override
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State<MyApp> createState() => _MyAppState();
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}
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// Use WidgetsBindingObserver to listen when the app goes in background
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// to stop, on Android, JavaScript execution and any processing that can be paused safely,
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// such as videos, audio, and animations.
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class _MyAppState extends State<MyApp> with WidgetsBindingObserver {
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final GlobalKey webViewKey = GlobalKey();
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ValueNotifier<bool> isLoading = ValueNotifier(true);
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InAppWebViewController? webViewController;
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late Future<String> _username;
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late Future<String> _useremail;
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late Future<String> _domain;
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late Future<String> _key;
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late Future<String> _token;
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final Future<SharedPreferences> _prefs = SharedPreferences.getInstance();
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late final String name, email, key;
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late String token = '';
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late bool logout = false;
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bool connectivity = true;
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InAppWebViewSettings sharedSettings = InAppWebViewSettings(
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// enable opening windows support
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supportMultipleWindows: true,
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javaScriptCanOpenWindowsAutomatically: true,
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// useful for identifying traffic, e.g. in Google Analytics.
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applicationNameForUserAgent: 'Konectar',
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// Override the User Agent, otherwise some external APIs, such as Google and Facebook logins, will not work
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// because they recognize and block the default WebView User Agent.
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userAgent:
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'Mozilla/5.0 (Linux; Android 13) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.5304.105 Mobile Safari/537.36',
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disableDefaultErrorPage: true,
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// enable iOS service worker feature limited to defined App Bound Domains
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limitsNavigationsToAppBoundDomains: true);
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@override
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void initState() {
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WidgetsBinding.instance.addObserver(this);
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WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
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// connectivity = await InternetConnectionChecker().hasConnection;
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_username = _prefs.then((SharedPreferences prefs) {
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name = prefs.getString('username') ?? "";
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return prefs.getString('username') ?? "";
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});
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_useremail = _prefs.then((SharedPreferences prefs) {
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email = prefs.getString('useremail') ?? "";
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return prefs.getString('useremail') ?? "";
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});
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_domain = _prefs.then((SharedPreferences prefs) {
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return prefs.getString('domain') ?? "";
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});
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_key = _prefs.then((SharedPreferences prefs) {
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key = prefs.getString('secretkey') ?? "";
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return prefs.getString('secretkey') ?? "";
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});
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_token = _prefs.then((SharedPreferences prefs) {
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token = prefs.getString('token') ?? "";
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return prefs.getString('token') ?? "";
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});
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});
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super.initState();
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}
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@override
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void dispose() {
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webViewController = null;
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WidgetsBinding.instance.removeObserver(this);
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super.dispose();
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}
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@override
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void didChangeAppLifecycleState(AppLifecycleState state) {
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if (!kIsWeb) {
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if (webViewController != null &&
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defaultTargetPlatform == TargetPlatform.android) {
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if (state == AppLifecycleState.paused) {
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pauseAll();
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} else {
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resumeAll();
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}
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}
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}
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}
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void pauseAll() {
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if (defaultTargetPlatform == TargetPlatform.android) {
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webViewController?.pause();
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}
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webViewController?.pauseTimers();
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}
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void resumeAll() {
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if (defaultTargetPlatform == TargetPlatform.android) {
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webViewController?.resume();
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}
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webViewController?.resumeTimers();
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}
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@override
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Widget build(BuildContext context) {
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return WillPopScope(
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onWillPop: () async {
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// detect Android back button click
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final controller = webViewController;
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if (controller != null) {
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if (await controller.canGoBack()) {
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controller.goBack();
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return false;
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}
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}
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return true;
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},
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child: SafeArea(
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child: Scaffold(
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body: Column(
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// mainAxisAlignment: MainAxisAlignment.center,
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//
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children: <Widget>[
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Expanded(
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child: FutureBuilder<bool>(
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future: InternetConnectionChecker().hasConnection,
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builder: (context, snapshot) {
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if (!snapshot.hasData) {
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print("no data******");
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return const Text("No internet connectivity!");
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}
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final bool networkAvailable = snapshot.data ?? false;
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// Android-only
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final cacheMode = networkAvailable
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? CacheMode.LOAD_DEFAULT
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: CacheMode.LOAD_CACHE_ELSE_NETWORK;
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// iOS-only
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final cachePolicy = networkAvailable
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? URLRequestCachePolicy.USE_PROTOCOL_CACHE_POLICY
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: URLRequestCachePolicy.RETURN_CACHE_DATA_ELSE_LOAD;
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final webViewInitialSettings = sharedSettings.copy();
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//webViewInitialSettings.cacheMode = cacheMode;
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webViewInitialSettings.useShouldOverrideUrlLoading = true;
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webViewInitialSettings.useShouldInterceptAjaxRequest = true;
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webViewInitialSettings
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.javaScriptCanOpenWindowsAutomatically = true;
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webViewInitialSettings.useShouldInterceptRequest = true;
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return networkAvailable
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? Stack(
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alignment: AlignmentDirectional.center,
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children: [
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ValueListenableBuilder(
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valueListenable: isLoading,
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builder: (context, value, child) {
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return isLoading.value
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? const CircularProgressIndicator()
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: Center(
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child: Container(
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child: const Text(
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"No internet connectivity!"),
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),
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);
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},
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),
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InAppWebView(
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key: webViewKey,
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shouldInterceptRequest:
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(controller, request) async {
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print("something");
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print(request);
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return null;
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},
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initialUrlRequest: token.isNotEmpty
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? URLRequest(
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url: WebUri(
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"https://cardio-staging.konectar.io/contacts"))
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: URLRequest(
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url: kPwaUri,
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headers: {
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"key": key,
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"email": email,
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"name": name,
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"key":
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"\$2a\$08\$XeBs/kLqAESRk/jWyNVsyeCjoOvxEmDT7/TK5xkLn23FJ/.5B5beK",
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// // "email": "scheepu@tikamobile.com",
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// // "name": "scheepu",
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},
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method: "GET",
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cachePolicy: cachePolicy),
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onReceivedServerTrustAuthRequest:
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(controller, challenge) async {
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return ServerTrustAuthResponse(
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action: ServerTrustAuthResponseAction
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.PROCEED);
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},
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initialUserScripts:
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UnmodifiableListView<UserScript>([
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UserScript(
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source: """
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document.getElementById('notifications').addEventListener('click', function(event) {
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var randomText = Math.random().toString(36).slice(2, 7);
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window.flutter_inappwebview.callHandler('requestDummyNotification', randomText);
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});
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""",
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injectionTime: UserScriptInjectionTime
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.AT_DOCUMENT_END)
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]),
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initialSettings: webViewInitialSettings,
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onWebViewCreated: (controller) {
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webViewController = controller;
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controller.addJavaScriptHandler(
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handlerName: 'readystatechange',
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callback: (arguments) {
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final String randomText =
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arguments.isNotEmpty
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? arguments[0]
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: '';
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print("responses");
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print(arguments);
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ScaffoldMessenger.of(context)
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.showSnackBar(const SnackBar(
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content:
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Text("some notification")));
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},
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);
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},
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shouldOverrideUrlLoading:
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(controller, navigationAction) async {
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// restrict navigation to target host, open external links in 3rd party apps
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final uri = navigationAction.request.url;
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if (uri != null &&
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navigationAction.isForMainFrame &&
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uri.host != kPwaHost &&
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await canLaunchUrl(uri)) {
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// launchUrl(uri);
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return NavigationActionPolicy.CANCEL;
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}
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return NavigationActionPolicy.ALLOW;
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},
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onLoadStart: (controller, url) async {
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isLoading.value = true;
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print("check urls here ${url.toString()}");
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if (url.toString() ==
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'https://cardio-staging.konectar.io/login/logout') {
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logout = true;
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}
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if (url.toString() ==
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'https://cardio-staging.konectar.io/login') {
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controller.loadUrl(
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urlRequest: URLRequest(
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url: kPwaUri,
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headers: {
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// "key": key,
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"email": email,
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"name": name,
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"key":
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"\$2a\$08\$XeBs/kLqAESRk/jWyNVsyeCjoOvxEmDT7/TK5xkLn23FJ/.5B5beK",
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},
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method: "GET"));
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if (logout) {
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SharedPreferences preferences =
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await SharedPreferences.getInstance();
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await preferences.clear().then((value) {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(
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builder:
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(BuildContext context) =>
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const LoginScreen()));
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});
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}
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}
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},
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onLoadStop: (controller, url) async {
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final SharedPreferences prefs = await _prefs;
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String response =
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await controller.evaluateJavascript(
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source: 'document.body.innerText');
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// setState(() {
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// isLoading.value = false;
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// isLoading.addListener(() {});
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// });
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if (response.contains('token')) {
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String token = response
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.split(',')
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.last
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.split(':')[1]
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.replaceAll('}', "")
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.replaceAll('"', "");
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setState(() {
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_token = prefs
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.setString('token', token)
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.then((bool success) {
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return _token;
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});
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});
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print("response");
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print(token);
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print(
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"https://cardio-staging.konectar.io/nested_logins/verify_url/$token/notifications/list_all_notifications");
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// await ApiCall().listnotifications(
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// "https://cardio-staging.konectar.io/nested_logins/verify_url/$token/notifications/list_all_notifications");
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controller.loadUrl(
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urlRequest: URLRequest(
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url: WebUri(
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"https://cardio-staging.konectar.io/nested_logins/verify_url/$token/contacts/",
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),
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));
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}
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if (await InternetConnectionChecker()
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.hasConnection &&
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!(await isPWAInstalled())) {
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// if network is available and this is the first timeß
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setPWAInstalled();
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}
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},
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onReceivedError:
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(controller, request, error) async {
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final isForMainFrame =
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request.isForMainFrame ?? true;
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if (isForMainFrame &&
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!(await InternetConnectionChecker()
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.hasConnection)) {
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if (!(await isPWAInstalled())) {
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await controller.loadData(
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data: kHTMLErrorPageNotInstalled);
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}
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}
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},
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// shouldInterceptAjaxRequest:
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// (InAppWebViewController controller,
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// AjaxRequest ajaxRequest) async {
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// print("ajax urls");
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// print(ajaxRequest.url);
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// // ajaxRequest.headers!.setRequestHeader(
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// // "Cookie", "list_all_notifications");
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// return ajaxRequest;
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// },
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// onAjaxReadyStateChange:
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// (InAppWebViewController controller,
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// AjaxRequest ajaxRequest) async {
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// print("ajax request");
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// print(ajaxRequest.url);
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// print(ajaxRequest.status);
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// return AjaxRequestAction.PROCEED;
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// },
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// onAjaxProgress: (InAppWebViewController controller,
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// AjaxRequest ajaxRequest) async {
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// print("ajax response");
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// print(ajaxRequest.url);
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// print(ajaxRequest.status);
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// return AjaxRequestAction.PROCEED;
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// },
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onCreateWindow:
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(controller, createWindowAction) async {
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print("CREATES WINDOW");
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showDialog(
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context: context,
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builder: (context) {
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final popupWebViewSettings =
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sharedSettings.copy();
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popupWebViewSettings
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.supportMultipleWindows = false;
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popupWebViewSettings
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.javaScriptCanOpenWindowsAutomatically =
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false;
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return WebViewPopup(
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createWindowAction:
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createWindowAction,
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popupWebViewSettings:
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popupWebViewSettings);
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},
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);
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return true;
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},
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),
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// backdropFilterExample(context),
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],
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)
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: Container(
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child: const Text("No internet"),
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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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// Widget backdropFilterExample(BuildContext context) {
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// return Positioned.fill(
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// child: BackdropFilter(
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// filter: ui.ImageFilter.blur(
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// sigmaX: 0.0,
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// sigmaY: 0.0,
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// ),
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// child: Container(
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// // width: MediaQuery.of(context).size.height,
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// // height: 100,
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// color: Colors.transparent,
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// child: isLoading.value
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// ? Transform.scale(
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// scale: 0.5,
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// child: const CircularProgressIndicator(
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// color: Colors.blue,
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// ),
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// )
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// : SizedBox.shrink(),
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// )),
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// );
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// }
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}
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