144 lines
4.2 KiB
Dart
144 lines
4.2 KiB
Dart
import 'dart:async';
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import 'dart:math';
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import 'package:flutter/material.dart';
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import '../services/pi_io.dart';
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import '../theme/app_theme.dart';
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import '../widgets/navigator_widget.dart';
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import '../widgets/stat_box.dart';
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import '../widgets/stat_box_main.dart';
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import '../widgets/system_bar.dart';
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// test service for triggers
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import '../services/test_flipflop_service.dart';
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/// Main dashboard - displays Pi vitals and placeholder stats
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class DashboardScreen extends StatefulWidget {
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const DashboardScreen({super.key});
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@override
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State<DashboardScreen> createState() => _DashboardScreenState();
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}
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class _DashboardScreenState extends State<DashboardScreen> {
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final _random = Random();
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final _navigatorKey = GlobalKey<NavigatorWidgetState>();
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Timer? _timer;
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double? _piTemp;
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int _rpm = 0;
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double _voltage = 12.6;
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int _engineTemp = 25;
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// Placeholder values for system bar
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int? _gpsSatellites;
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int? _lteSignal;
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@override
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void initState() {
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super.initState();
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// Update values periodically
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_timer = Timer.periodic(const Duration(milliseconds: 500), (_) {
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setState(() {
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// Pi temp - sync read from cache, async refresh happens in background
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_piTemp = PiIO.instance.getTemperature();
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// Placeholder random data - will be replaced with real sensors
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_rpm = 1000 + _random.nextInt(8000);
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_voltage = 11.5 + _random.nextDouble() * 2;
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_engineTemp = 20 + _random.nextInt(60);
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// Placeholder: GPS satellites (null = disconnected, 0 = no fix, 3-12 = typical)
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_gpsSatellites = _random.nextBool() ? _random.nextInt(12) : null;
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// Placeholder: LTE signal (null = disconnected, 0-4 = signal bars)
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_lteSignal = _random.nextBool() ? _random.nextInt(5) : null;
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});
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});
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// DEBUG: flip-flop theme + navigator every 2s
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TestFlipFlopService.instance.start(navigatorKey: _navigatorKey);
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}
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@override
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void dispose() {
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_timer?.cancel();
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TestFlipFlopService.instance.stop();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final theme = AppTheme.of(context);
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return Scaffold(
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backgroundColor: theme.background,
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body: Padding(
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padding: const EdgeInsets.all(16),
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child: Row(
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children: [
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// Left side: All dashboard widgets (flex: 2)
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Expanded(
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flex: 2,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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// System status bar
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SystemBar(
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gpsSatellites: _gpsSatellites,
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lteSignal: _lteSignal,
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piTemp: _piTemp,
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voltage: _voltage,
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),
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const SizedBox(height: 10),
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// Main content area - big stat boxes
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Expanded(
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flex: 8,
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child: Row(
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children: [
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// Speed - placeholder, will come from GPS
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StatBoxMain(
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value: _rpm.toString(),
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label: 'RPM',
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),
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// Add second StatBoxMain here for 2-up layout:
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// StatBoxMain(value: '4500', unit: 'rpm', label: 'TACH'),
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],
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),
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),
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// Bottom stats row
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Expanded(
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flex: 2,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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StatBox(value: _rpm.toString(), label: 'RPM'),
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StatBox(value: '$_engineTemp', unit: '°C', label: 'ENG'),
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const StatBox(value: '—', label: 'GEAR'),
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],
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),
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),
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],
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),
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),
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const SizedBox(width: 32),
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// Right side: Image display (flex: 1)
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Expanded(
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flex: 1,
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child: Center(
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child: NavigatorWidget(key: _navigatorKey),
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),
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),
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],
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),
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),
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);
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}
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}
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