Rename app to SIAB Scale and update test suite

android/app/src/main/AndroidManifest.xml

@@ -10,7 +10,7 @@
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" android:maxSdkVersion="29"/>
     
     <application
-        android:label="SIAB"
+        android:label="SIAB Scale"
         android:name="${applicationName}"
         android:icon="@mipmap/ic_launcher">
         <activity

ios/Runner/Info.plist

@@ -5,7 +5,7 @@
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 	<key>CFBundleDisplayName</key>
-	<string>SIAB</string>
+	<string>SIAB Scale</string>
 	<key>CFBundleExecutable</key>
 	<string>$(EXECUTABLE_NAME)</string>
 	<key>CFBundleIdentifier</key>

lib/main.dart

@@ -20,7 +20,7 @@ class SIABApp extends StatelessWidget {
     return ChangeNotifierProvider(
       create: (_) => BLEService(),
       child: MaterialApp(
-        title: 'SIAB',
+        title: 'SIAB Scale',
         theme: ThemeData(
           colorScheme: colorScheme,
           scaffoldBackgroundColor: const Color(0xFFF4F8FF),

lib/screens/devices_screen.dart

@@ -82,7 +82,7 @@ class _DevicesScreenState extends State<DevicesScreen> {
       builder: (ctx) => AlertDialog(
         title: const Text('Unregister device'),
         content: Text(
-          'Remove \"${device.label}\" (${device.uuid}) from registered devices?',
+          'Remove "${device.label}" (${device.uuid}) from registered devices?',
         ),
         actions: [
           TextButton(
@@ -117,7 +117,7 @@ class _DevicesScreenState extends State<DevicesScreen> {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: const Text('TIMBANGAN SIAB'),
+        title: const Text('SIAB SCALE'),
         actions: [
           IconButton(
             onPressed: _loading ? null : _loadSaved,
@@ -148,7 +148,7 @@ class _DevicesScreenState extends State<DevicesScreen> {
               if (_scanResults.isEmpty && !ble.isScanning)
                 const Card(child: Padding(
                   padding: EdgeInsets.all(16),
-                  child: Text('Tap \"Scan Timbangan\" lihat melihat timbangan di sekitar.'),
+                  child: Text('Tap "Scan Timbangan" lihat melihat timbangan di sekitar.'),
                 ))
               else
                 ..._scanResults.map((r) {
@@ -300,7 +300,7 @@ class _ListRow extends StatelessWidget {
               '$label:',
               style: TextStyle(
                 fontWeight: FontWeight.w600,
-                color: Theme.of(context).colorScheme.onSurface.withOpacity(0.8),
+                color: Theme.of(context).colorScheme.onSurface.withValues(alpha: 0.8),
                 fontSize: 13,
               ),
             ),

lib/screens/home_screen.dart

@@ -25,7 +25,7 @@ class _HomeScreenState extends State<HomeScreen> {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        title: const Text('Timbangan Bluetooh'),
+        title: const Text('SIAB Scale'),
         backgroundColor: Theme.of(context).colorScheme.inversePrimary,
         actions: [
           Consumer<BLEService>(

lib/screens/timbang_screen.dart

@@ -58,8 +58,8 @@ class TimbangScreen extends StatelessWidget {
                           builder: (context, snapshot) {
                             final label = snapshot.data?.trim() ?? '';
                             final title = isConnected && label.isNotEmpty
-                                ? 'TIMBANGAN $label SIAB'
+                                ? 'SIAB SCALE - $label'
-                                : 'TIMBANGAN SIAB';
+                                : 'SIAB SCALE';
 
                             return _HeaderSection(
                               title: title,

lib/widgets/connection_card.dart

@@ -57,7 +57,7 @@ class ConnectionCard extends StatelessWidget {
                     final success = await ble.autoConnect();
                     if (!success && context.mounted) {
                       ScaffoldMessenger.of(context).showSnackBar(
-                        SnackBar(
+                        const SnackBar(
                           content: Text(
                             'Failed to find ${SiabConfig.deviceName} device',
                           ),

test/widget_test.dart

@@ -5,26 +5,54 @@
 // gestures. You can also use WidgetTester to find child widgets in the widget
 // tree, read text, and verify that the values of widget properties are correct.
 
-import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
-
+import 'package:siab_bluetooth_app/models/registered_device.dart';
-import 'package:siab_bluetooth_app/main.dart';
+import 'package:siab_bluetooth_app/services/ble_service.dart';
 
 void main() {
-  testWidgets('Counter increments smoke test', (WidgetTester tester) async {
+  group('RegisteredDevice Model Tests', () {
-    // Build our app and trigger a frame.
+    test('toMap and fromMap serialization', () {
-    await tester.pumpWidget(const MyApp());
+      final device = RegisteredDevice(
+        id: 1,
+        uuid: '00:11:22:33:44:55',
+        label: 'Scale Alpha',
+      );
 
-    // Verify that our counter starts at 0.
+      final map = device.toMap();
-    expect(find.text('0'), findsOneWidget);
+      expect(map['id'], 1);
-    expect(find.text('1'), findsNothing);
+      expect(map['uuid'], '00:11:22:33:44:55');
+      expect(map['label'], 'Scale Alpha');
 
-    // Tap the '+' icon and trigger a frame.
+      final from = RegisteredDevice.fromMap(map);
-    await tester.tap(find.byIcon(Icons.add));
+      expect(from.id, 1);
-    await tester.pump();
+      expect(from.uuid, '00:11:22:33:44:55');
+      expect(from.label, 'Scale Alpha');
+    });
 
-    // Verify that our counter has incremented.
+    test('copyWith works correctly', () {
-    expect(find.text('0'), findsNothing);
+      final device = RegisteredDevice(
-    expect(find.text('1'), findsOneWidget);
+        id: 1,
+        uuid: '00:11:22:33:44:55',
+        label: 'Scale Alpha',
+      );
+
+      final updated = device.copyWith(label: 'Scale Beta');
+      expect(updated.id, 1);
+      expect(updated.uuid, '00:11:22:33:44:55');
+      expect(updated.label, 'Scale Beta');
+    });
+  });
+
+  group('DataPacket Tests', () {
+    test('parses weight correctly from byte 3 (index 2)', () {
+      final packet = DataPacket(
+        data: [0xAA, 0xBB, 125, 0xDD],
+        timestamp: DateTime.now(),
+        packetNumber: 1,
+      );
+
+      expect(packet.weightKg, 12.5);
+      expect(packet.hexString, 'aabb7ddd');
+    });
   });
 }

web/index.html

@@ -23,13 +23,13 @@
   <!-- iOS meta tags & icons -->
   <meta name="mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-status-bar-style" content="black">
-  <meta name="apple-mobile-web-app-title" content="siab_bluetooth_app">
+  <meta name="apple-mobile-web-app-title" content="SIAB Scale">
   <link rel="apple-touch-icon" href="icons/Icon-192.png">
 
   <!-- Favicon -->
   <link rel="icon" type="image/png" href="favicon.png"/>
 
-  <title>siab_bluetooth_app</title>
+  <title>SIAB Scale</title>
   <link rel="manifest" href="manifest.json">
 </head>
 <body>

windows/runner/main.cpp

@@ -27,7 +27,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
   FlutterWindow window(project);
   Win32Window::Point origin(10, 10);
   Win32Window::Size size(1280, 720);
-  if (!window.Create(L"siab_bluetooth_app", origin, size)) {
+  if (!window.Create(L"SIAB Scale", origin, size)) {
     return EXIT_FAILURE;
   }
   window.SetQuitOnClose(true);