adipu/blinds_flutter
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should have push notifs as well as Battery SOC monitoring

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This commit is contained in:
pulipakaa24
2026-03-09 02:31:49 -05:00
parent 8776fe9679
commit ea0326394f
22 changed files with 354 additions and 16 deletions
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18
lib/BlindMasterResources/fcm_service.dart Normal file
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@@ -0,0 +1,18 @@
import 'package:blind_master/BlindMasterResources/secure_transmissions.dart';
import 'package:firebase_messaging/firebase_messaging.dart';
class FcmService {
/// Request permission, fetch the FCM token, and register it with the server.
/// Safe to call on every login/session-restore — the server just upserts the value.
static Future<void> register() async {
try {
final messaging = FirebaseMessaging.instance;
await messaging.requestPermission(alert: true, badge: true, sound: true);
final token = await messaging.getToken();
if (token == null) return;
await securePost({'token': token}, 'register_fcm_token');
} catch (_) {
// Non-fatal — push notifications simply won't work until the next successful registration.
}
}
}

2
lib/BlindMasterScreens/Startup/login_screen.dart
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@@ -1,3 +1,4 @@
import 'package:blind_master/BlindMasterResources/fcm_service.dart';
import 'package:blind_master/BlindMasterResources/secure_transmissions.dart';
import 'package:blind_master/BlindMasterScreens/Startup/create_user_screen.dart';
import 'package:blind_master/BlindMasterScreens/Startup/forgot_password_screen.dart';
@@ -84,6 +85,7 @@ class _LoginScreenState extends State<LoginScreen> {
if (token.isEmpty) throw Exception('Token Not Received');
final storage = FlutterSecureStorage();
await storage.write(key: 'token', value: token);
await FcmService.register();
} catch(e) {
if (!mounted) return;

2
lib/BlindMasterScreens/Startup/splash_screen.dart
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@@ -1,6 +1,7 @@
import 'dart:async';
import 'dart:convert';
import 'package:blind_master/BlindMasterResources/fcm_service.dart';
import 'package:blind_master/BlindMasterResources/secure_transmissions.dart';
import 'package:blind_master/BlindMasterScreens/home_screen.dart';
import 'package:blind_master/BlindMasterScreens/Startup/login_screen.dart';
@@ -50,6 +51,7 @@ class _SplashScreenState extends State<SplashScreen> {
}
nextScreen = HomeScreen();
await FcmService.register();
} else {
nextScreen = LoginScreen();
}

2
lib/BlindMasterScreens/email_verification_waiting_screen.dart
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@@ -121,7 +121,7 @@ abstract class BaseVerificationWaitingScreenState<T extends BaseVerificationWait
child: ListView(
physics: AlwaysScrollableScrollPhysics(),
children: [
Container(
SizedBox(
height: MediaQuery.of(context).size.height,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,

30
lib/BlindMasterScreens/individualControl/device_screen.dart
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@@ -24,6 +24,7 @@ class _DeviceScreenState extends State<DeviceScreen> {
List occports = [];
Widget? peripheralList;
String deviceName = "...";
int? batterySoc;
@override
void initState() {
@@ -48,7 +49,8 @@ class _DeviceScreenState extends State<DeviceScreen> {
final body = json.decode(response.body) as Map<String, dynamic>;
setState(() {
deviceName = body['device_name'];
});
batterySoc = body['battery_soc'] as int?;
});
}
} catch (e) {
if (!mounted) return;
@@ -355,12 +357,30 @@ class _DeviceScreenState extends State<DeviceScreen> {
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(
deviceName,
style: GoogleFonts.aBeeZee(),
),
title: Text(deviceName, style: GoogleFonts.aBeeZee()),
backgroundColor: Theme.of(context).primaryColorLight,
foregroundColor: Colors.white,
actions: [
if (batterySoc != null)
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16),
child: Row(
children: [
Icon(
batterySoc! <= 10 ? Icons.battery_alert
: batterySoc! <= 20 ? Icons.battery_1_bar
: batterySoc! <= 40 ? Icons.battery_2_bar
: batterySoc! <= 60 ? Icons.battery_3_bar
: batterySoc! <= 80 ? Icons.battery_5_bar
: Icons.battery_full,
color: batterySoc! <= 10 ? Colors.red : Colors.white,
),
const SizedBox(width: 4),
Text('$batterySoc%', style: const TextStyle(color: Colors.white)),
],
),
),
],
),
body: peripheralList ?? SizedBox(
height: MediaQuery.of(context).size.height * 0.8,

21
lib/BlindMasterScreens/individualControl/peripheral_screen.dart
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@@ -124,6 +124,27 @@ class _PeripheralScreenState extends State<PeripheralScreen> {
}
});
socket?.on("battery_alert", (data) {
if (data is! Map<String, dynamic>) return;
if (data['deviceId'] != widget.deviceId) return;
if (!mounted) return;
final type = data['type'] as String? ?? '';
final soc = data['soc'] as int? ?? 0;
final (String message, Color color) = switch (type) {
'overvoltage' => ('Battery fault detected. Please check your charger.', Colors.red),
'critical_low' => ('Battery critically low ($soc%). Device shutting down.', Colors.red),
'low_voltage_warning' => ('Battery voltage dip detected ($soc%). Monitor closely.', Colors.orange),
'low_20' => ('Battery low: $soc% remaining. Consider charging soon.', Colors.orange),
'low_10' => ('Battery very low: $soc% remaining. Charge now.', Colors.deepOrange),
_ => ('Battery alert received ($soc%).', Colors.orange),
};
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text(message),
backgroundColor: color,
duration: const Duration(seconds: 6),
));
});
socket?.on("calib", (periphData) {
if (periphData is Map<String, dynamic>) {
if (periphData['periphID'] == widget.peripheralId) {

88
lib/firebase_options.dart Normal file
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@@ -0,0 +1,88 @@
// File generated by FlutterFire CLI.
// ignore_for_file: type=lint
import 'package:firebase_core/firebase_core.dart' show FirebaseOptions;
import 'package:flutter/foundation.dart'
show defaultTargetPlatform, kIsWeb, TargetPlatform;
/// Default [FirebaseOptions] for use with your Firebase apps.
///
/// Example:
/// ```dart
/// import 'firebase_options.dart';
/// // ...
/// await Firebase.initializeApp(
/// options: DefaultFirebaseOptions.currentPlatform,
/// );
/// ```
class DefaultFirebaseOptions {
static FirebaseOptions get currentPlatform {
if (kIsWeb) {
return web;
}
switch (defaultTargetPlatform) {
case TargetPlatform.android:
return android;
case TargetPlatform.iOS:
return ios;
case TargetPlatform.macOS:
return macos;
case TargetPlatform.windows:
return windows;
case TargetPlatform.linux:
throw UnsupportedError(
'DefaultFirebaseOptions have not been configured for linux - '
'you can reconfigure this by running the FlutterFire CLI again.',
);
default:
throw UnsupportedError(
'DefaultFirebaseOptions are not supported for this platform.',
);
}
}
static const FirebaseOptions web = FirebaseOptions(
apiKey: 'AIzaSyDnRirxd46eWwUkK9cKi-g0mKaIBY3LODM',
appId: '1:956683546941:web:f66e35806267907c121554',
messagingSenderId: '956683546941',
projectId: 'blindmaster-54055',
authDomain: 'blindmaster-54055.firebaseapp.com',
storageBucket: 'blindmaster-54055.firebasestorage.app',
measurementId: 'G-Y31FSGG3KP',
);
static const FirebaseOptions android = FirebaseOptions(
apiKey: 'AIzaSyBJzL-jeo4xa_rQkHymzku_2lIJ6WJ8hoI',
appId: '1:956683546941:android:828055a1f543b75f121554',
messagingSenderId: '956683546941',
projectId: 'blindmaster-54055',
storageBucket: 'blindmaster-54055.firebasestorage.app',
);
static const FirebaseOptions ios = FirebaseOptions(
apiKey: 'AIzaSyC0MWniqI8flETaT8zKwXQzBhYRljKIKvk',
appId: '1:956683546941:ios:162a6b8aa58f1eb8121554',
messagingSenderId: '956683546941',
projectId: 'blindmaster-54055',
storageBucket: 'blindmaster-54055.firebasestorage.app',
iosBundleId: 'com.example.blindMaster',
);
static const FirebaseOptions macos = FirebaseOptions(
apiKey: 'AIzaSyC0MWniqI8flETaT8zKwXQzBhYRljKIKvk',
appId: '1:956683546941:ios:162a6b8aa58f1eb8121554',
messagingSenderId: '956683546941',
projectId: 'blindmaster-54055',
storageBucket: 'blindmaster-54055.firebasestorage.app',
iosBundleId: 'com.example.blindMaster',
);
static const FirebaseOptions windows = FirebaseOptions(
apiKey: 'AIzaSyDnRirxd46eWwUkK9cKi-g0mKaIBY3LODM',
appId: '1:956683546941:web:f5d94d05b6ce6bef121554',
messagingSenderId: '956683546941',
projectId: 'blindmaster-54055',
authDomain: 'blindmaster-54055.firebaseapp.com',
storageBucket: 'blindmaster-54055.firebasestorage.app',
measurementId: 'G-WR6581J4P4',
);
}

14
lib/main.dart
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@@ -1,9 +1,21 @@
import 'package:blind_master/BlindMasterScreens/Startup/splash_screen.dart';
import 'package:firebase_core/firebase_core.dart';
import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:flutter/material.dart';
import 'firebase_options.dart'; // generated by: flutterfire configure
// Handles FCM messages that arrive when the app is terminated or in the background.
@pragma('vm:entry-point')
Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
// The system notification tray handles display automatically — nothing to do here.
}
enum DaysOfWeek {Su, M, Tu, W, Th, F, Sa}
void main() {
void main() async {
WidgetsFlutterBinding.ensureInitialized();
await Firebase.initializeApp(options: DefaultFirebaseOptions.currentPlatform);
FirebaseMessaging.onBackgroundMessage(_firebaseMessagingBackgroundHandler);
runApp(const MyApp());
}