Add code for message handling and storing device token

farmassistX · Jan 4, 2021 · 73ad66c · 73ad66c
1 parent a8ab0c9
commit 73ad66c
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Showing 4 changed files with 68 additions and 37 deletions.
diff --git a/lib/data/user/repositories/user_repository.dart b/lib/data/user/repositories/user_repository.dart
@@ -16,9 +16,15 @@ class UserRepository {
  User get currentUser => _currentUser;
  static String get uid => _uid;
 
- Future<void> updateUser(AppUser appUser) {
- return _userDoc.update(appUser.toMap());
+ Future<void> saveToken(String token) async {
+ await _userDoc.update({
+ 'tokens': FieldValue.arrayUnion([token]),
+ });
  }
 
- Future<void> deleteTodo() => _userDoc.delete();
+ Future<void> update(AppUser appUser) async {
+ await _userDoc.update(appUser.toMap());
+ }
+
+ Future<void> delete() => _userDoc.delete();
 }
diff --git a/lib/ui/home_page.dart b/lib/ui/home_page.dart
@@ -1,11 +1,14 @@
 import 'package:farmassist/app_theme.dart';
+import 'package:farmassist/data/user/repositories/user_repository.dart';
 import 'package:farmassist/ui/IoT/IoT_monitoring_page.dart';
 import 'package:farmassist/ui/bottom_navigation_bar/bottom_navigation_bar.dart';
 import 'package:farmassist/ui/bottom_navigation_bar/tab_icon_data.dart';
 import 'package:farmassist/ui/diseases/disease_detection_page.dart';
 import 'package:farmassist/ui/farm/farm_management_page.dart';
 import 'package:farmassist/ui/profile/user_profile_page.dart';
+import 'package:farmassist/utils/message_handler.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
 
 class HomePage extends StatefulWidget {
  static Route route() {
@@ -17,6 +20,8 @@ class HomePage extends StatefulWidget {
 }
 
 class _HomePageState extends State<HomePage> {
+ final UserRepository _userRepository = UserRepository();
+ MessageHandler _messageHandler;
  List<TabIconData> _tabIconsList = TabIconData.tabIconsList;
  List<Widget> _tabList = [
  FarmManagementPage(pageTitle: 'Farm Management'),
@@ -28,6 +33,7 @@ class _HomePageState extends State<HomePage> {
 
  @override
  void initState() {
+ _messageHandler = MessageHandler(_userRepository)..generateToken();
  _tabIconsList.forEach((TabIconData tab) {
  tab.isSelected = false;
  });
@@ -43,31 +49,41 @@ class _HomePageState extends State<HomePage> {
 
  @override
  Widget build(BuildContext context) {
- return Container(
- color: AppTheme.background,
- child: Scaffold(
- backgroundColor: Colors.transparent,
- body: Stack(
- children: <Widget>[
- PageView(
- physics: NeverScrollableScrollPhysics(),
- controller: _pageController,
- children: _tabList,
- ),
- Column(
- children: <Widget>[
- const Expanded(
- child: SizedBox(),
- ),
- BottomNavBar(
- tabIconsList: _tabIconsList,
- onTap: (int i) {
- _pageController.jumpToPage(i);
- },
- ),
- ],
- ),
- ],
+ return MultiRepositoryProvider(
+ providers: [
+ RepositoryProvider<UserRepository>.value(
+ value: _userRepository,
+ ),
+ RepositoryProvider<MessageHandler>.value(
+ value: _messageHandler,
+ ),
+ ],
+ child: Container(
+ color: AppTheme.background,
+ child: Scaffold(
+ backgroundColor: Colors.transparent,
+ body: Stack(
+ children: <Widget>[
+ PageView(
+ physics: NeverScrollableScrollPhysics(),
+ controller: _pageController,
+ children: _tabList,
+ ),
+ Column(
+ children: <Widget>[
+ const Expanded(
+ child: SizedBox(),
+ ),
+ BottomNavBar(
+ tabIconsList: _tabIconsList,
+ onTap: (int i) {
+ _pageController.jumpToPage(i);
+ },
+ ),
+ ],
+ ),
+ ],
+ ),
  ),
  ),
  );

diff --git a/lib/ui/profile/user_profile_page.dart b/lib/ui/profile/user_profile_page.dart
@@ -1,6 +1,5 @@
 import 'package:farmassist/app_theme.dart';
 import 'package:farmassist/bloc/authentication/authentication.dart';
-import 'package:farmassist/data/user/repositories/user_repository.dart';
 import 'package:farmassist/ui/profile/avatar.dart';
 import 'package:farmassist/ui/profile/user_info_field.dart';
 import 'package:farmassist/ui/widgets/tab_page.dart';
@@ -32,14 +31,6 @@ class _UserProfilePagePageState extends TabPageState<UserProfilePage> {
  tabListView.add(_LogOutButton());
  super.initState();
  }
-
- @override
- Widget build(BuildContext context) {
- return RepositoryProvider<UserRepository>(
- create: (_) => UserRepository(),
- child: super.build(context),
- );
- }
 }
 
 class _LogOutButton extends StatelessWidget {

diff --git a/lib/utils/message_handler.dart b/lib/utils/message_handler.dart
@@ -0,0 +1,18 @@
+import 'package:farmassist/data/user/repositories/user_repository.dart';
+import 'package:firebase_messaging/firebase_messaging.dart';
+
+class MessageHandler {
+ MessageHandler(UserRepository userRepository) {
+ _messaging = FirebaseMessaging.instance;
+ _userRepository = userRepository;
+ }
+
+ FirebaseMessaging _messaging;
+ UserRepository _userRepository;
+
+ Future<void> generateToken() async {
+ String token = await _messaging.getToken();
+ await _userRepository.saveToken(token);
+ _messaging.onTokenRefresh.listen(_userRepository.saveToken);
+ }
+}