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Flutter code restructuring

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This commit is contained in:
Mikkeli Matlock
2026-01-25 18:47:35 +09:00
parent addf006c56
commit 00ad413022
8 changed files with 241 additions and 239 deletions
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10
arduino/hello.ino
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@@ -1,10 +0,0 @@
void setup() {
pinMode(LED_BUILTIN, OUTPUT);
}
void loop() {
digitalWrite(LED_BUILTIN, HIGH);
delay(10);
digitalWrite(LED_BUILTIN, LOW);
delay(1000);
}

52
pi/ui/lib/app_root.dart Normal file
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@@ -0,0 +1,52 @@
import 'package:flutter/material.dart';
import 'screens/splash_screen.dart';
import 'screens/dashboard_screen.dart';
/// Root widget that manages app state transitions
class AppRoot extends StatefulWidget {
const AppRoot({super.key});
@override
State<AppRoot> createState() => _AppRootState();
}
class _AppRootState extends State<AppRoot> {
bool _initialized = false;
String _initStatus = 'Starting...';
@override
void initState() {
super.initState();
_runInitSequence();
}
Future<void> _runInitSequence() async {
// Simulate init checks - replace with real checks later
// (UART, GPS, sensors, etc.)
setState(() => _initStatus = 'Checking systems...');
await Future.delayed(const Duration(milliseconds: 800));
setState(() => _initStatus = 'UART: standby');
await Future.delayed(const Duration(milliseconds: 400));
setState(() => _initStatus = 'GPS: standby');
await Future.delayed(const Duration(milliseconds: 400));
setState(() => _initStatus = 'Ready');
await Future.delayed(const Duration(milliseconds: 300));
setState(() => _initialized = true);
}
@override
Widget build(BuildContext context) {
return AnimatedSwitcher(
duration: const Duration(milliseconds: 500),
child: _initialized
? const DashboardScreen(key: ValueKey('dashboard'))
: SplashScreen(key: const ValueKey('splash'), status: _initStatus),
);
}
}

231
pi/ui/lib/main.dart
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@@ -1,7 +1,7 @@
import 'dart:async';
import 'dart:math';
import 'package:flutter/material.dart';
import 'app_root.dart';
void main() {
runApp(const SmartSerowApp());
}
@@ -25,230 +25,3 @@ class SmartSerowApp extends StatelessWidget {
);
}
}
/// Root widget that manages app state transitions
class AppRoot extends StatefulWidget {
const AppRoot({super.key});
@override
State<AppRoot> createState() => _AppRootState();
}
class _AppRootState extends State<AppRoot> {
bool _initialized = false;
String _initStatus = 'Starting...';
@override
void initState() {
super.initState();
_runInitSequence();
}
Future<void> _runInitSequence() async {
// Simulate init checks - replace with real checks later
// (UART, GPS, sensors, etc.)
setState(() => _initStatus = 'Checking systems...');
await Future.delayed(const Duration(milliseconds: 800));
setState(() => _initStatus = 'UART: standby');
await Future.delayed(const Duration(milliseconds: 400));
setState(() => _initStatus = 'GPS: standby');
await Future.delayed(const Duration(milliseconds: 400));
setState(() => _initStatus = 'Ready');
await Future.delayed(const Duration(milliseconds: 300));
setState(() => _initialized = true);
}
@override
Widget build(BuildContext context) {
return AnimatedSwitcher(
duration: const Duration(milliseconds: 500),
child: _initialized
? const DashboardScreen(key: ValueKey('dashboard'))
: SplashScreen(key: const ValueKey('splash'), status: _initStatus),
);
}
}
/// Splash screen - shown during initialization
class SplashScreen extends StatelessWidget {
final String status;
const SplashScreen({super.key, required this.status});
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
Icons.terrain,
size: 120,
color: Theme.of(context).colorScheme.primary,
),
const SizedBox(height: 24),
Text(
'Smart Serow',
style: Theme.of(context).textTheme.headlineLarge?.copyWith(
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 16),
Text(
status,
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
color: Colors.grey,
),
),
],
),
),
);
}
}
/// Main dashboard - placeholder with random updating values
class DashboardScreen extends StatefulWidget {
const DashboardScreen({super.key});
@override
State<DashboardScreen> createState() => _DashboardScreenState();
}
class _DashboardScreenState extends State<DashboardScreen> {
final _random = Random();
Timer? _timer;
int _speed = 0;
int _rpm = 0;
double _voltage = 12.6;
int _temp = 25;
@override
void initState() {
super.initState();
// Update random values every 500ms - simulates live data
_timer = Timer.periodic(const Duration(milliseconds: 500), (_) {
setState(() {
_speed = _random.nextInt(120);
_rpm = 1000 + _random.nextInt(8000);
_voltage = 11.5 + _random.nextDouble() * 2;
_temp = 20 + _random.nextInt(60);
});
});
}
@override
void dispose() {
_timer?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
body: Padding(
padding: const EdgeInsets.all(32),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// Header
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'SMART SEROW',
style: Theme.of(context).textTheme.titleMedium?.copyWith(
color: Colors.teal,
letterSpacing: 2,
),
),
Text(
'${_voltage.toStringAsFixed(1)}V',
style: Theme.of(context).textTheme.titleMedium?.copyWith(
color: _voltage < 12.0 ? Colors.red : Colors.green,
),
),
],
),
const SizedBox(height: 48),
// Main speed display
Expanded(
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
'$_speed',
style: const TextStyle(
fontSize: 180,
fontWeight: FontWeight.w200,
color: Colors.white,
height: 1,
),
),
Text(
'km/h',
style: Theme.of(context).textTheme.headlineSmall?.copyWith(
color: Colors.grey,
),
),
],
),
),
),
// Bottom stats row
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: [
_StatBox(label: 'RPM', value: _rpm.toString()),
_StatBox(label: 'TEMP', value: '$_temp°C'),
_StatBox(label: 'GEAR', value: '—'),
],
),
],
),
),
);
}
}
class _StatBox extends StatelessWidget {
final String label;
final String value;
const _StatBox({required this.label, required this.value});
@override
Widget build(BuildContext context) {
return Column(
children: [
Text(
value,
style: Theme.of(context).textTheme.headlineMedium?.copyWith(
color: Colors.white,
),
),
Text(
label,
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Colors.grey,
letterSpacing: 1,
),
),
],
);
}
}

115
pi/ui/lib/screens/dashboard_screen.dart Normal file
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@@ -0,0 +1,115 @@
import 'dart:async';
import 'dart:math';
import 'package:flutter/material.dart';
import '../widgets/stat_box.dart';
/// Main dashboard - placeholder with random updating values
class DashboardScreen extends StatefulWidget {
const DashboardScreen({super.key});
@override
State<DashboardScreen> createState() => _DashboardScreenState();
}
class _DashboardScreenState extends State<DashboardScreen> {
final _random = Random();
Timer? _timer;
int _speed = 0;
int _rpm = 0;
double _voltage = 12.6;
int _temp = 25;
@override
void initState() {
super.initState();
// Update random values every 500ms - simulates live data
_timer = Timer.periodic(const Duration(milliseconds: 500), (_) {
setState(() {
_speed = _random.nextInt(120);
_rpm = 1000 + _random.nextInt(8000);
_voltage = 11.5 + _random.nextDouble() * 2;
_temp = 20 + _random.nextInt(60);
});
});
}
@override
void dispose() {
_timer?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
body: Padding(
padding: const EdgeInsets.all(32),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// Header
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'SMART SEROW',
style: Theme.of(context).textTheme.titleMedium?.copyWith(
color: Colors.teal,
letterSpacing: 2,
),
),
Text(
'${_voltage.toStringAsFixed(1)}V',
style: Theme.of(context).textTheme.titleMedium?.copyWith(
color: _voltage < 12.0 ? Colors.red : Colors.green,
),
),
],
),
const SizedBox(height: 48),
// Main speed display
Expanded(
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
'$_speed',
style: const TextStyle(
fontSize: 180,
fontWeight: FontWeight.w200,
color: Colors.white,
height: 1,
),
),
Text(
'km/h',
style: Theme.of(context).textTheme.headlineSmall?.copyWith(
color: Colors.grey,
),
),
],
),
),
),
// Bottom stats row
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: [
StatBox(label: 'RPM', value: _rpm.toString()),
StatBox(label: 'TEMP', value: '$_temp°C'),
StatBox(label: 'GEAR', value: '—'),
],
),
],
),
),
);
}
}

42
pi/ui/lib/screens/splash_screen.dart Normal file
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@@ -0,0 +1,42 @@
import 'package:flutter/material.dart';
/// Splash screen - shown during initialization
class SplashScreen extends StatelessWidget {
final String status;
const SplashScreen({super.key, required this.status});
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.black,
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(
Icons.terrain,
size: 120,
color: Theme.of(context).colorScheme.primary,
),
const SizedBox(height: 24),
Text(
'Smart Serow',
style: Theme.of(context).textTheme.headlineLarge?.copyWith(
color: Colors.white,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 16),
Text(
status,
style: Theme.of(context).textTheme.bodyLarge?.copyWith(
color: Colors.grey,
),
),
],
),
),
);
}
}

30
pi/ui/lib/widgets/stat_box.dart Normal file
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@@ -0,0 +1,30 @@
import 'package:flutter/material.dart';
/// A labeled stat display box for the dashboard
class StatBox extends StatelessWidget {
final String label;
final String value;
const StatBox({super.key, required this.label, required this.value});
@override
Widget build(BuildContext context) {
return Column(
children: [
Text(
value,
style: Theme.of(context).textTheme.headlineMedium?.copyWith(
color: Colors.white,
),
),
Text(
label,
style: Theme.of(context).textTheme.bodySmall?.copyWith(
color: Colors.grey,
letterSpacing: 1,
),
),
],
);
}
}

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