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meshcore-sar_android/lib/screens/device_config_screen.dart
2026-03-02 09:02:20 +01:00

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import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:provider/provider.dart';
import 'package:geolocator/geolocator.dart';
import '../providers/connection_provider.dart';
import '../services/validation_service.dart';
import '../l10n/app_localizations.dart';
class DeviceConfigScreen extends StatefulWidget {
const DeviceConfigScreen({super.key});
@override
State<DeviceConfigScreen> createState() => _DeviceConfigScreenState();
}
class _DeviceConfigScreenState extends State<DeviceConfigScreen> {
late TextEditingController _nameController;
late TextEditingController _latController;
late TextEditingController _lonController;
late TextEditingController _freqController;
late TextEditingController _txPowerController;
bool _telemetryEnabled = false;
bool _repeatEnabled = false;
String _selectedBandwidth = '62.5 kHz';
int _selectedSpreadingFactor = 8;
int _selectedCodingRate = 8;
final List<String> _bandwidthOptions = [
'7.8 kHz',
'10.4 kHz',
'15.6 kHz',
'20.8 kHz',
'31.25 kHz',
'41.7 kHz',
'62.5 kHz',
'125 kHz',
'250 kHz',
'500 kHz',
];
@override
void initState() {
super.initState();
final deviceInfo = context.read<ConnectionProvider>().deviceInfo;
_nameController = TextEditingController(
text: deviceInfo.selfName ?? deviceInfo.deviceName ?? '',
);
_latController = TextEditingController(
text: deviceInfo.advLat != null
? (deviceInfo.advLat! / 1000000).toStringAsFixed(6)
: '0.0',
);
_lonController = TextEditingController(
text: deviceInfo.advLon != null
? (deviceInfo.advLon! / 1000000).toStringAsFixed(6)
: '0.0',
);
_freqController = TextEditingController(
text: deviceInfo.radioFreq != null
? (deviceInfo.radioFreq! / 1000).toStringAsFixed(3)
: '869.618',
);
_txPowerController = TextEditingController(
text: deviceInfo.txPower?.toString() ?? '20',
);
if (deviceInfo.radioBw != null &&
deviceInfo.radioBw! >= 0 &&
deviceInfo.radioBw! <= 9) {
_selectedBandwidth = _bandwidthFromValue(deviceInfo.radioBw!);
}
if (deviceInfo.radioSf != null &&
deviceInfo.radioSf! >= 7 &&
deviceInfo.radioSf! <= 12) {
_selectedSpreadingFactor = deviceInfo.radioSf!;
}
if (deviceInfo.radioCr != null &&
deviceInfo.radioCr! >= 5 &&
deviceInfo.radioCr! <= 8) {
_selectedCodingRate = deviceInfo.radioCr!;
}
// Check if telemetry is enabled (check if lat/lon are set and not zero)
_telemetryEnabled =
(deviceInfo.advLat != null && deviceInfo.advLat! != 0) ||
(deviceInfo.advLon != null && deviceInfo.advLon! != 0);
// Initialize repeat mode from device info (firmware v9+)
_repeatEnabled = deviceInfo.clientRepeat ?? false;
// Fetch allowed repeat frequencies on open if device supports repeat mode
if (deviceInfo.clientRepeat != null &&
deviceInfo.allowedRepeatFreqRanges == null) {
WidgetsBinding.instance.addPostFrameCallback((_) {
context.read<ConnectionProvider>().getAllowedRepeatFreq();
});
}
}
@override
void dispose() {
_nameController.dispose();
_latController.dispose();
_lonController.dispose();
_freqController.dispose();
_txPowerController.dispose();
super.dispose();
}
String _bandwidthFromValue(int bw) {
switch (bw) {
case 0:
return '7.8 kHz';
case 1:
return '10.4 kHz';
case 2:
return '15.6 kHz';
case 3:
return '20.8 kHz';
case 4:
return '31.25 kHz';
case 5:
return '41.7 kHz';
case 6:
return '62.5 kHz';
case 7:
return '125 kHz';
case 8:
return '250 kHz';
case 9:
return '500 kHz';
default:
return '62.5 kHz';
}
}
int _bandwidthToValue(String bw) {
return _bandwidthOptions.indexOf(bw);
}
Future<void> _savePublicInfo() async {
final connectionProvider = context.read<ConnectionProvider>();
final deviceInfo = connectionProvider.deviceInfo;
final validator = ValidationService();
try {
// Save name
if (_nameController.text.isNotEmpty) {
await connectionProvider.setAdvertName(_nameController.text);
}
// Save position and telemetry settings
if (_telemetryEnabled) {
// Parse and validate coordinates
final latResult = validator.parseLatitude(_latController.text);
if (!latResult.isSuccess) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(latResult.errorMessage!),
backgroundColor: Colors.red,
),
);
}
return;
}
final lonResult = validator.parseLongitude(_lonController.text);
if (!lonResult.isSuccess) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(lonResult.errorMessage!),
backgroundColor: Colors.red,
),
);
}
return;
}
await connectionProvider.setAdvertLatLon(
latitude: latResult.value!,
longitude: lonResult.value!,
);
// Set telemetry modes to "Allow All" (mode 2 for both base and location)
final telemetryModes = 0x0A; // binary: 00001010 (base=2, location=2)
await connectionProvider.setOtherParams(
manualAddContacts: deviceInfo.manualAddContacts == true ? 1 : 0,
telemetryModes: telemetryModes,
advertLocationPolicy: 1,
);
} else {
// Clear position
await connectionProvider.setAdvertLatLon(latitude: 0.0, longitude: 0.0);
// Set telemetry modes to "Deny" (mode 0)
final telemetryModes = 0x00;
await connectionProvider.setOtherParams(
manualAddContacts: deviceInfo.manualAddContacts == true ? 1 : 0,
telemetryModes: telemetryModes,
advertLocationPolicy: 0,
);
}
// Refetch device info to update UI with new settings
await connectionProvider.refreshDeviceInfo();
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(AppLocalizations.of(context)!.save),
backgroundColor: Colors.green,
),
);
}
} catch (e) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(context)!.failedToSave(e.toString()),
),
backgroundColor: Colors.red,
),
);
}
}
}
Future<void> _saveRadioSettings() async {
final connectionProvider = context.read<ConnectionProvider>();
final validator = ValidationService();
final deviceInfo = connectionProvider.deviceInfo;
try {
// Parse and validate frequency
final freqResult = validator.parseFrequency(_freqController.text);
if (!freqResult.isSuccess) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(freqResult.errorMessage!),
backgroundColor: Colors.red,
),
);
}
return;
}
// Parse and validate TX power
final txPowerResult = validator.parseTxPower(
_txPowerController.text,
maxPower: deviceInfo.maxTxPower,
);
if (!txPowerResult.isSuccess) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(txPowerResult.errorMessage!),
backgroundColor: Colors.red,
),
);
}
return;
}
// Convert from MHz to kHz for protocol
final freqKhz = (freqResult.value! * 1000).round();
await connectionProvider.setRadioParams(
frequency: freqKhz,
bandwidth: _bandwidthToValue(_selectedBandwidth),
spreadingFactor: _selectedSpreadingFactor,
codingRate: _selectedCodingRate,
repeat: deviceInfo.clientRepeat != null ? _repeatEnabled : null,
);
// Save TX power
await connectionProvider.setTxPower(txPowerResult.value!);
// Refetch device info to update UI with new settings
await connectionProvider.refreshDeviceInfo();
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(AppLocalizations.of(context)!.save),
backgroundColor: Colors.green,
),
);
}
} catch (e) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(context)!.failedToSave(e.toString()),
),
backgroundColor: Colors.red,
),
);
}
}
}
Future<void> _useCurrentLocation() async {
try {
bool serviceEnabled = await Geolocator.isLocationServiceEnabled();
if (!serviceEnabled) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(context)!.locationServicesDisabled,
),
),
);
}
return;
}
LocationPermission permission = await Geolocator.checkPermission();
if (permission == LocationPermission.denied) {
permission = await Geolocator.requestPermission();
if (permission == LocationPermission.denied) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(context)!.locationPermissionDenied,
),
),
);
}
return;
}
}
if (permission == LocationPermission.deniedForever) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(
context,
)!.locationPermissionPermanentlyDenied,
),
),
);
}
return;
}
Position position = await Geolocator.getCurrentPosition(
locationSettings: const LocationSettings(
accuracy: LocationAccuracy.best,
),
);
if (!mounted) return;
setState(() {
_latController.text = position.latitude.toStringAsFixed(6);
_lonController.text = position.longitude.toStringAsFixed(6);
_telemetryEnabled = true;
});
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(context)!.locationBroadcast(
position.latitude.toStringAsFixed(6),
position.longitude.toStringAsFixed(6),
),
),
backgroundColor: Colors.green,
),
);
}
} catch (e) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(context)!.failedToGetLocation(e.toString()),
),
),
);
}
}
}
@override
Widget build(BuildContext context) {
final deviceInfo = context.watch<ConnectionProvider>().deviceInfo;
final theme = Theme.of(context);
return Scaffold(
appBar: AppBar(title: Text(AppLocalizations.of(context)!.settings)),
body: ListView(
padding: const EdgeInsets.all(16),
children: [
// Device Info Card
Card(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
AppLocalizations.of(context)!.deviceInformation,
style: theme.textTheme.titleLarge?.copyWith(
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 16),
_InfoRow(
AppLocalizations.of(context)!.bleName,
deviceInfo.deviceName ??
AppLocalizations.of(context)!.unknown,
),
_InfoRow(
AppLocalizations.of(context)!.meshName,
deviceInfo.selfName ?? AppLocalizations.of(context)!.notSet,
),
_InfoRow(
AppLocalizations.of(context)!.type,
_getDeviceTypeString(context, deviceInfo.deviceType),
),
_InfoRow(
AppLocalizations.of(context)!.model,
deviceInfo.manufacturerModel ??
AppLocalizations.of(context)!.unknown,
),
_InfoRow(
AppLocalizations.of(context)!.version,
deviceInfo.semanticVersion ??
AppLocalizations.of(context)!.unknown,
),
_InfoRow(
AppLocalizations.of(context)!.buildDate,
deviceInfo.firmwareBuildDate ??
AppLocalizations.of(context)!.unknown,
),
_InfoRow(
AppLocalizations.of(context)!.firmware,
'v${deviceInfo.firmwareVersion?.toString() ?? "?"}',
),
_InfoRow(
AppLocalizations.of(context)!.maxContacts,
deviceInfo.maxContacts?.toString() ??
AppLocalizations.of(context)!.unknown,
),
_InfoRow(
AppLocalizations.of(context)!.maxChannels,
deviceInfo.maxChannels?.toString() ??
AppLocalizations.of(context)!.unknown,
),
_CopyableInfoRow(
AppLocalizations.of(context)!.publicKey,
_getPublicKeyHex(deviceInfo.publicKey),
),
],
),
),
),
const SizedBox(height: 24),
// Public Info Section
Card(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
AppLocalizations.of(context)!.publicInfo,
style: theme.textTheme.titleLarge?.copyWith(
fontWeight: FontWeight.bold,
),
),
Row(
mainAxisSize: MainAxisSize.min,
children: [
const SizedBox(width: 8),
IconButton.filled(
onPressed: _savePublicInfo,
icon: const Icon(Icons.save),
tooltip: AppLocalizations.of(context)!.save,
),
],
),
],
),
const SizedBox(height: 16),
// Mesh Network Name
TextField(
controller: _nameController,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.meshNetworkName,
border: const OutlineInputBorder(),
helperText: AppLocalizations.of(
context,
)!.nameBroadcastInMesh,
),
),
const SizedBox(height: 8),
// Telemetry Toggle - Compact version
Row(
children: [
Expanded(
child: Text(
AppLocalizations.of(
context,
)!.telemetryAndLocationSharing,
style: theme.textTheme.bodyMedium,
),
),
Switch(
value: _telemetryEnabled,
onChanged: (value) {
setState(() {
_telemetryEnabled = value;
});
},
),
],
),
// GPS Coordinates (only show if telemetry enabled)
if (_telemetryEnabled) ...[
const SizedBox(height: 12),
Row(
children: [
Expanded(
child: TextField(
controller: _latController,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.lat,
border: const OutlineInputBorder(),
isDense: true,
),
keyboardType: const TextInputType.numberWithOptions(
decimal: true,
signed: true,
),
),
),
const SizedBox(width: 8),
Expanded(
child: TextField(
controller: _lonController,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.lon,
border: const OutlineInputBorder(),
isDense: true,
),
keyboardType: const TextInputType.numberWithOptions(
decimal: true,
signed: true,
),
),
),
const SizedBox(width: 8),
IconButton.filled(
onPressed: _useCurrentLocation,
icon: const Icon(Icons.my_location, size: 20),
tooltip: AppLocalizations.of(
context,
)!.useCurrentLocation,
),
],
),
],
],
),
),
),
const SizedBox(height: 24),
// Radio Settings Section
Card(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
AppLocalizations.of(context)!.radioSettings,
style: theme.textTheme.titleLarge?.copyWith(
fontWeight: FontWeight.bold,
),
),
IconButton.filled(
onPressed: _saveRadioSettings,
icon: const Icon(Icons.save),
tooltip: AppLocalizations.of(context)!.save,
),
],
),
const SizedBox(height: 16),
// LoRa Frequency
TextField(
controller: _freqController,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.frequencyMHz,
border: const OutlineInputBorder(),
helperText: AppLocalizations.of(
context,
)!.frequencyExample,
),
keyboardType: const TextInputType.numberWithOptions(
decimal: true,
),
),
const SizedBox(height: 16),
// Bandwidth
DropdownButtonFormField<String>(
initialValue: _selectedBandwidth,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.bandwidth,
border: const OutlineInputBorder(),
),
items: _bandwidthOptions.map((String value) {
return DropdownMenuItem<String>(
value: value,
child: Text(value),
);
}).toList(),
onChanged: (String? newValue) {
if (newValue != null) {
setState(() {
_selectedBandwidth = newValue;
});
}
},
),
const SizedBox(height: 16),
// Spreading Factor
DropdownButtonFormField<int>(
initialValue: _selectedSpreadingFactor,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.spreadingFactor,
border: const OutlineInputBorder(),
),
items: List.generate(6, (index) => index + 7).map((
int value,
) {
return DropdownMenuItem<int>(
value: value,
child: Text(value.toString()),
);
}).toList(),
onChanged: (int? newValue) {
if (newValue != null) {
setState(() {
_selectedSpreadingFactor = newValue;
});
}
},
),
const SizedBox(height: 16),
// Coding Rate
DropdownButtonFormField<int>(
initialValue: _selectedCodingRate,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.codingRate,
border: const OutlineInputBorder(),
),
items: List.generate(4, (index) => index + 5).map((
int value,
) {
return DropdownMenuItem<int>(
value: value,
child: Text(value.toString()),
);
}).toList(),
onChanged: (int? newValue) {
if (newValue != null) {
setState(() {
_selectedCodingRate = newValue;
});
}
},
),
const SizedBox(height: 16),
// TX Power
TextField(
controller: _txPowerController,
decoration: InputDecoration(
labelText: AppLocalizations.of(context)!.txPowerDbm,
border: const OutlineInputBorder(),
helperText: AppLocalizations.of(
context,
)!.maxPowerDbm(deviceInfo.maxTxPower ?? 22),
),
keyboardType: TextInputType.number,
),
// Repeat Mode (firmware v9+)
if (deviceInfo.clientRepeat != null) ...[
const SizedBox(height: 8),
SwitchListTile(
contentPadding: EdgeInsets.zero,
title: const Text('Client Repeat Mode'),
subtitle: deviceInfo.allowedRepeatFreqRanges != null &&
deviceInfo.allowedRepeatFreqRanges!.isNotEmpty
? Text(
'Allowed: ${deviceInfo.allowedRepeatFreqRanges!.map((r) => r.lower == r.upper ? '${(r.lower / 1000).toStringAsFixed(3)} MHz' : '${(r.lower / 1000).toStringAsFixed(3)}${(r.upper / 1000).toStringAsFixed(3)} MHz').join(', ')}',
)
: const Text(
'Repeat packets on behalf of nearby nodes',
),
value: _repeatEnabled,
onChanged: (value) {
setState(() {
_repeatEnabled = value;
});
},
),
],
],
),
),
),
const SizedBox(height: 24),
],
),
);
}
String _getDeviceTypeString(BuildContext context, int? deviceType) {
if (deviceType == null) return AppLocalizations.of(context)!.unknown;
switch (deviceType) {
case 0:
return AppLocalizations.of(context)!.noneUnknown;
case 1:
return AppLocalizations.of(context)!.chatNode;
case 2:
return AppLocalizations.of(context)!.repeater;
case 3:
return AppLocalizations.of(context)!.roomChannel;
default:
return AppLocalizations.of(context)!.typeNumber(deviceType);
}
}
String _getPublicKeyHex(List<int>? publicKey) {
if (publicKey == null || publicKey.isEmpty) return 'N/A';
return publicKey.map((b) => b.toRadixString(16).padLeft(2, '0')).join('');
}
}
class _InfoRow extends StatelessWidget {
final String label;
final String value;
const _InfoRow(this.label, this.value);
@override
Widget build(BuildContext context) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 4),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
SizedBox(
width: 120,
child: Text(
label,
style: const TextStyle(
fontWeight: FontWeight.w500,
color: Colors.grey,
),
),
),
Expanded(
child: Text(
value,
style: const TextStyle(fontWeight: FontWeight.w600),
),
),
],
),
);
}
}
class _CopyableInfoRow extends StatelessWidget {
final String label;
final String value;
const _CopyableInfoRow(this.label, this.value);
@override
Widget build(BuildContext context) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 4),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
SizedBox(
width: 120,
child: Text(
label,
style: const TextStyle(
fontWeight: FontWeight.w500,
color: Colors.grey,
),
),
),
Expanded(
child: GestureDetector(
onTap: () {
Clipboard.setData(ClipboardData(text: value));
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
AppLocalizations.of(
context,
)!.copiedToClipboardShort(label),
),
duration: const Duration(seconds: 2),
backgroundColor: Colors.green,
),
);
},
child: Row(
children: [
Expanded(
child: Text(
value,
style: const TextStyle(
fontWeight: FontWeight.w600,
fontFamily: 'monospace',
),
overflow: TextOverflow.ellipsis,
),
),
const SizedBox(width: 8),
const Icon(Icons.copy, size: 16, color: Colors.grey),
],
),
),
),
],
),
);
}
}