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moved version checking code from HomeScreen to RootScreen
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@ali-thowfeek
ali-thowfeek committed Apr 15, 2020
1 parent 4e974af commit 0089af3
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Showing 2 changed files with 106 additions and 111 deletions.
110 changes: 4 additions & 106 deletions lib/main.dart
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Original file line number Diff line number Diff line change
@@ -1,25 +1,20 @@
import 'dart:async';

import 'dart:io';

import 'package:firebase_remote_config/firebase_remote_config.dart';
import 'package:connectivity/connectivity.dart';
import 'package:dropdown_banner/dropdown_banner.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:get_it/get_it.dart';
import 'package:package_info/package_info.dart';
import 'package:selftrackingapp/app_localizations.dart';
import 'package:selftrackingapp/networking/data_repository.dart';
import 'package:selftrackingapp/networking/db.dart';
import 'package:selftrackingapp/page/screen/root_screen.dart';
import 'package:selftrackingapp/page/screen/welcome_screen.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:connectivity/connectivity.dart';
import 'package:flutter/services.dart';
import 'package:url_launcher/url_launcher.dart';
import 'constants.dart';

import 'utils/tracker_colors.dart';
import 'package:dropdown_banner/dropdown_banner.dart';

void main() {
runApp(MyApp());
Expand Down Expand Up @@ -99,7 +94,6 @@ class _HomeScreenState extends State<HomeScreen> {
});

loadLang();
_appVersionCheck();
}

Future<void> loadLang() async {
Expand Down Expand Up @@ -160,100 +154,4 @@ class _HomeScreenState extends State<HomeScreen> {
checkReachability();
return _createSplashScreen();
}

//check for the latest build number set in the firebase remote config
//and show update dialog if necessary
void _appVersionCheck() async {
String key = Platform.isIOS
? IOS_APP_BUILD_NUMBER_KEY
: ANDROID_APP_BUILD_NUMBER_KEY;

//Get Current buildNumber of the app
final PackageInfo info = await PackageInfo.fromPlatform();

//In Android this refers to [versionCode]. In iOS [CFBundleVersion]
int currentBuildNumber = int.parse(info.buildNumber);

//Get Latest version info from firebase config
final RemoteConfig remoteConfig = await RemoteConfig.instance;

try {
await remoteConfig
.setDefaults(<String, dynamic>{key: currentBuildNumber});

// Using default duration to force fetching from remote server.
await remoteConfig.fetch(expiration: const Duration(seconds: 0));
await remoteConfig.activateFetched();

int remoteBuildNumber = remoteConfig.getInt(key);

print("remoteBuildNumber $remoteBuildNumber");
if (remoteBuildNumber > currentBuildNumber) {
_showUpdateDialog();
}
} on FetchThrottledException catch (exception) {
// Fetch throttled.
print(exception);
} catch (exception) {
print('Unable to fetch remote config. Default value will be used');
}
}

void _showUpdateDialog() async {
bool isIOS = Platform.isIOS;
String title = "New Update Available";
String message =
"There is a newer version of the app available. Please update now.";
String affirmativeLabel = "Update Now";
String negativeLabel = "Later";

isIOS
? showCupertinoDialog(
context: context,
builder: (context) {
return CupertinoAlertDialog(
title: Text(title),
content: Text(message),
actions: <Widget>[
CupertinoDialogAction(
isDefaultAction: true,
child: Text(affirmativeLabel),
onPressed: () => launchAppStore(IOS_APP_URL),
),
CupertinoDialogAction(
child: Text(negativeLabel),
onPressed: () => Navigator.pop(context),
),
],
);
})
: showDialog(
context: context,
builder: (BuildContext context) {
return AlertDialog(
title: Text(title),
content: Text(message),
actions: <Widget>[
FlatButton(
child: Text(
affirmativeLabel.toUpperCase(),
style: TextStyle(color: Colors.blue),
),
onPressed: () => launchAppStore(ANDROID_APP_URL),
),
FlatButton(
child: Text(negativeLabel.toUpperCase()),
onPressed: () => Navigator.pop(context),
),
],
);
},
);
}

void launchAppStore(String url) async {
if (await canLaunch(url)) {
launch(url);
}
}
}
107 changes: 102 additions & 5 deletions lib/page/screen/root_screen.dart
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Original file line number Diff line number Diff line change
@@ -1,5 +1,9 @@
import 'dart:io';

import 'package:async/async.dart';
import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:firebase_remote_config/firebase_remote_config.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:package_info/package_info.dart';
import 'package:provider/provider.dart';
Expand All @@ -8,20 +12,17 @@ import 'package:selftrackingapp/models/news_article.dart';
import 'package:selftrackingapp/networking/api_client.dart';
import 'package:selftrackingapp/notifiers/registered_cases_model.dart';
import 'package:selftrackingapp/notifiers/stories_model.dart';
import 'package:selftrackingapp/page/screen/case_list_screen.dart';
import 'package:selftrackingapp/page/screen/contact_us_screen.dart';
import 'package:selftrackingapp/page/screen/dashboard_screen.dart';
import 'package:selftrackingapp/page/screen/faq_screen.dart';
import 'package:selftrackingapp/page/screen/privacy_policy_screen.dart';
import 'package:selftrackingapp/page/screen/welcome_screen.dart';
import 'package:selftrackingapp/utils/tracker_colors.dart';
import 'package:selftrackingapp/widgets/custom_text.dart';
import 'package:titled_navigation_bar/titled_navigation_bar.dart';
import 'package:url_launcher/url_launcher.dart';

import '../../app_localizations.dart';
import '../ios_faq.dart';
import 'case_details_screen.dart';
import 'case_details_map_screen.dart';
import 'case_details_screen.dart';

enum RootTab { HomeTab, CaseTab, ContactTab, RegisterTab }

Expand Down Expand Up @@ -67,6 +68,7 @@ class _RootScreenState extends State<RootScreen> {
}
});
_fetchCaseLatest();
_appVersionCheck();
}

void _handleFCM(Map<String, dynamic> message) async {
Expand Down Expand Up @@ -240,4 +242,99 @@ class _RootScreenState extends State<RootScreen> {
];
}
}

//check for the latest build number set in the firebase remote config
//and show update dialog if necessary
void _appVersionCheck() async {
String key = Platform.isIOS
? IOS_APP_BUILD_NUMBER_KEY
: ANDROID_APP_BUILD_NUMBER_KEY;

//Get Current buildNumber of the app
final PackageInfo info = await PackageInfo.fromPlatform();

//In Android this refers to [versionCode]. In iOS [CFBundleVersion]
int currentBuildNumber = int.parse(info.buildNumber);

//Get Latest version info from firebase config
final RemoteConfig remoteConfig = await RemoteConfig.instance;

try {
await remoteConfig
.setDefaults(<String, dynamic>{key: currentBuildNumber});

// Using default duration to force fetching from remote server.
await remoteConfig.fetch(expiration: const Duration(seconds: 0));
await remoteConfig.activateFetched();

int remoteBuildNumber = remoteConfig.getInt(key);

if (remoteBuildNumber > currentBuildNumber) {
_showUpdateDialog();
}
} on FetchThrottledException catch (exception) {
// Fetch throttled.
print(exception);
} catch (exception) {
print('Unable to fetch remote config. Default value will be used');
}
}

void _showUpdateDialog() async {
bool isIOS = Platform.isIOS;
String title = "New Update Available";
String message =
"There is a newer version of the app available. Please update now.";
String affirmativeLabel = "Update Now";
String negativeLabel = "Later";

isIOS
? showCupertinoDialog(
context: context,
builder: (context) {
return CupertinoAlertDialog(
title: Text(title),
content: Text(message),
actions: <Widget>[
CupertinoDialogAction(
isDefaultAction: true,
child: Text(affirmativeLabel),
onPressed: () => launchAppStore(IOS_APP_URL),
),
CupertinoDialogAction(
child: Text(negativeLabel),
onPressed: () => Navigator.pop(context),
),
],
);
})
: showDialog(
context: context,
builder: (BuildContext context) {
return AlertDialog(
title: Text(title),
content: Text(message),
actions: <Widget>[
FlatButton(
child: Text(
affirmativeLabel.toUpperCase(),
style: TextStyle(color: Colors.blue),
),
onPressed: () => launchAppStore(ANDROID_APP_URL),
),
FlatButton(
child: Text(negativeLabel.toUpperCase()),
onPressed: () => Navigator.pop(context),
),
],
);
},
);
}

void launchAppStore(String url) async {
if (await canLaunch(url)) {
launch(url);
}
}
}

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