environment_monitoring_app/lib/screens/settings.dart

1101 lines
44 KiB
Dart

// lib/screens/settings.dart
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:intl/intl.dart';
import 'package:environment_monitoring_app/auth_provider.dart';
import 'package:environment_monitoring_app/services/settings_service.dart';
import 'package:environment_monitoring_app/services/user_preferences_service.dart';
import 'package:environment_monitoring_app/services/api_service.dart'; // Import for DatabaseHelper access
class _ModuleSettings {
bool isApiEnabled;
bool isFtpEnabled;
List<Map<String, dynamic>> apiConfigs;
List<Map<String, dynamic>> ftpConfigs;
_ModuleSettings({
this.isApiEnabled = true,
this.isFtpEnabled = true,
required this.apiConfigs,
required this.ftpConfigs,
});
}
class SettingsScreen extends StatefulWidget {
const SettingsScreen({super.key});
@override
State<SettingsScreen> createState() => _SettingsScreenState();
}
class _SettingsScreenState extends State<SettingsScreen> {
final SettingsService _settingsService = SettingsService();
bool _isSyncingData = false;
final UserPreferencesService _preferencesService = UserPreferencesService();
final DatabaseHelper _dbHelper = DatabaseHelper(); // Add instance for direct access
bool _isLoadingSettings = true;
bool _isSaving = false;
final Map<String, _ModuleSettings> _moduleSettings = {};
final List<Map<String, String>> _configurableModules = [
{'key': 'marine_tarball', 'name': 'Marine Tarball'},
{'key': 'marine_in_situ', 'name': 'Marine In-Situ'},
{'key': 'river_in_situ', 'name': 'River In-Situ'},
{'key': 'air_installation', 'name': 'Air Installation'},
{'key': 'air_collection', 'name': 'Air Collection'},
];
final TextEditingController _tarballSearchController = TextEditingController();
String _tarballSearchQuery = '';
final TextEditingController _manualSearchController = TextEditingController();
String _manualSearchQuery = '';
final TextEditingController _riverManualSearchController = TextEditingController();
String _riverManualSearchQuery = '';
final TextEditingController _riverTriennialSearchController = TextEditingController();
String _riverTriennialSearchQuery = '';
final TextEditingController _airStationSearchController = TextEditingController();
String _airStationSearchQuery = '';
final TextEditingController _airClientSearchController = TextEditingController();
String _airClientSearchQuery = '';
final TextEditingController _npeRiverLimitsSearchController = TextEditingController();
String _npeRiverLimitsSearchQuery = '';
final TextEditingController _npeMarineLimitsSearchController = TextEditingController();
String _npeMarineLimitsSearchQuery = '';
final TextEditingController _airLimitsSearchController = TextEditingController();
String _airLimitsSearchQuery = '';
final TextEditingController _riverLimitsSearchController = TextEditingController();
String _riverLimitsSearchQuery = '';
final TextEditingController _marineLimitsSearchController = TextEditingController();
String _marineLimitsSearchQuery = '';
@override
void initState() {
super.initState();
_loadAllModuleSettings();
_tarballSearchController.addListener(_onTarballSearchChanged);
_manualSearchController.addListener(_onManualSearchChanged);
_riverManualSearchController.addListener(_onRiverManualSearchChanged);
_riverTriennialSearchController.addListener(_onRiverTriennialSearchChanged);
_airStationSearchController.addListener(_onAirStationSearchChanged);
_airClientSearchController.addListener(_onAirClientSearchChanged);
_npeRiverLimitsSearchController.addListener(() => setState(() => _npeRiverLimitsSearchQuery = _npeRiverLimitsSearchController.text));
_npeMarineLimitsSearchController.addListener(() => setState(() => _npeMarineLimitsSearchQuery = _npeMarineLimitsSearchController.text));
_airLimitsSearchController.addListener(() => setState(() => _airLimitsSearchQuery = _airLimitsSearchController.text));
_riverLimitsSearchController.addListener(() => setState(() => _riverLimitsSearchQuery = _riverLimitsSearchController.text));
_marineLimitsSearchController.addListener(() => setState(() => _marineLimitsSearchQuery = _marineLimitsSearchController.text));
}
@override
void dispose() {
_tarballSearchController.dispose();
_manualSearchController.dispose();
_riverManualSearchController.dispose();
_riverTriennialSearchController.dispose();
_airStationSearchController.dispose();
_airClientSearchController.dispose();
_npeRiverLimitsSearchController.dispose();
_npeMarineLimitsSearchController.dispose();
_airLimitsSearchController.dispose();
_riverLimitsSearchController.dispose();
_marineLimitsSearchController.dispose();
super.dispose();
}
void _onTarballSearchChanged() {
setState(() {
_tarballSearchQuery = _tarballSearchController.text;
});
}
void _onManualSearchChanged() {
setState(() {
_manualSearchQuery = _manualSearchController.text;
});
}
void _onRiverManualSearchChanged() {
setState(() {
_riverManualSearchQuery = _riverManualSearchController.text;
});
}
void _onRiverTriennialSearchChanged() {
setState(() {
_riverTriennialSearchQuery = _riverTriennialSearchController.text;
});
}
void _onAirStationSearchChanged() {
setState(() {
_airStationSearchQuery = _airStationSearchController.text;
});
}
void _onAirClientSearchChanged() {
setState(() {
_airClientSearchQuery = _airClientSearchController.text;
});
}
Future<void> _loadAllModuleSettings() async {
setState(() => _isLoadingSettings = true);
for (var module in _configurableModules) {
final moduleKey = module['key']!;
// This method now simply loads whatever preferences are saved in the database.
// The auto-saving of defaults is handled by AuthProvider upon login/app start.
final prefs = await _preferencesService.getModulePreference(moduleKey);
final apiConfigsWithPrefs = await _preferencesService.getAllApiConfigsWithModulePreferences(moduleKey);
final ftpConfigsWithPrefs = await _preferencesService.getAllFtpConfigsWithModulePreferences(moduleKey);
_moduleSettings[moduleKey] = _ModuleSettings(
isApiEnabled: prefs?['is_api_enabled'] ?? true, // Fallback to true if null
isFtpEnabled: prefs?['is_ftp_enabled'] ?? true, // Fallback to true if null
apiConfigs: apiConfigsWithPrefs,
ftpConfigs: ftpConfigsWithPrefs,
);
}
if (mounted) {
setState(() => _isLoadingSettings = false);
}
}
Future<void> _saveAllModuleSettings() async {
setState(() => _isSaving = true);
try {
for (var module in _configurableModules) {
final moduleKey = module['key']!;
final settings = _moduleSettings[moduleKey]!;
await _preferencesService.saveModulePreference(
moduleName: moduleKey,
isApiEnabled: settings.isApiEnabled,
isFtpEnabled: settings.isFtpEnabled,
);
await _preferencesService.saveApiLinksForModule(moduleKey, settings.apiConfigs);
await _preferencesService.saveFtpLinksForModule(moduleKey, settings.ftpConfigs);
}
_showSnackBar('Submission preferences saved successfully.', isError: false);
} catch (e) {
_showSnackBar('Failed to save settings: $e', isError: true);
} finally {
if (mounted) {
setState(() => _isSaving = false);
}
}
}
Future<void> _manualDataSync() async {
if (_isSyncingData) return;
setState(() => _isSyncingData = true);
final auth = Provider.of<AuthProvider>(context, listen: false);
// 1. Pre-sync checks
if (!await auth.isConnected()) {
_showSnackBar('Sync failed: No internet connection.', isError: true);
setState(() => _isSyncingData = false);
return;
}
if (auth.isSessionExpired) {
_showSessionExpiredDialog();
setState(() => _isSyncingData = false);
return;
}
// 2. Attempt the sync operation
try {
// AuthProvider's syncAllData will internally handle token validation and attempt a silent re-login if necessary.
await auth.syncAllData(forceRefresh: true);
await _loadAllModuleSettings(); // Reload settings on successful sync
if (mounted) {
_showSnackBar('Data synced successfully.', isError: false);
}
} catch (e) {
// 3. Handle failures
if (mounted) {
// If the sync failed, check if the session is now marked as expired.
// This indicates that the silent re-login attempt during the sync also failed.
if (auth.isSessionExpired) {
_showSessionExpiredDialog();
} else {
// A different error occurred (e.g., server down, network issue during sync)
_showSnackBar('Data sync failed: ${e.toString()}', isError: true);
}
}
} finally {
if (mounted) {
setState(() => _isSyncingData = false);
}
}
}
void _showSessionExpiredDialog() {
if (!mounted) return;
showDialog(
context: context,
builder: (dialogContext) => AlertDialog(
title: const Text("Session Expired"),
content: const Text("Your session has expired and automatic re-login failed. Please log out and log in again to sync data."),
actions: [
TextButton(
onPressed: () => Navigator.pop(dialogContext),
child: const Text("OK"),
),
ElevatedButton(
onPressed: () {
final auth = Provider.of<AuthProvider>(context, listen: false);
Navigator.pop(dialogContext);
auth.logout();
// Navigate to the root, which will then redirect to the login screen.
Navigator.pushNamedAndRemoveUntil(context, '/', (route) => false);
},
child: const Text("Logout"),
),
],
),
);
}
void _showSnackBar(String message, {bool isError = false}) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(message),
backgroundColor: isError ? Theme.of(context).colorScheme.error : Colors.green,
),
);
}
}
@override
Widget build(BuildContext context) {
final auth = Provider.of<AuthProvider>(context);
final lastSync = auth.lastSyncTimestamp;
final appSettings = auth.appSettings;
final npeParameterLimits = auth.npeParameterLimits;
final marineParameterLimits = auth.marineParameterLimits;
final riverParameterLimits = auth.riverParameterLimits;
final apiConfigs = auth.apiConfigs;
final ftpConfigs = auth.ftpConfigs;
final airClients = auth.airClients;
final departments = auth.departments;
final allManualStations = auth.manualStations;
final int? airDepartmentId = departments?.firstWhere((d) => d['department_name'] == 'Air', orElse: () => {})?['department_id'];
final int? riverDepartmentId = departments?.firstWhere((d) => d['department_name'] == 'River', orElse: () => {})?['department_id'];
final int? marineDepartmentId = departments?.firstWhere((d) => d['department_name'] == 'Marine', orElse: () => {})?['department_id'];
final filteredNpeRiverLimits = npeParameterLimits?.where((limit) {
final isRiverNpe = riverDepartmentId != null && limit['department_id'] == riverDepartmentId;
if (!isRiverNpe) return false;
final paramName = limit['param_parameter_list']?.toLowerCase() ?? '';
final query = _npeRiverLimitsSearchQuery.toLowerCase();
return paramName.contains(query);
}).toList();
final filteredNpeMarineLimits = npeParameterLimits?.where((limit) {
final isMarineNpe = marineDepartmentId != null && limit['department_id'] == marineDepartmentId;
if (!isMarineNpe) return false;
final paramName = limit['param_parameter_list']?.toLowerCase() ?? '';
final query = _npeMarineLimitsSearchQuery.toLowerCase();
return paramName.contains(query);
}).toList();
final filteredAirLimits = npeParameterLimits?.where((limit) {
final isAirLimit = airDepartmentId != null && limit['department_id'] == airDepartmentId;
if (!isAirLimit) return false;
final paramName = limit['param_parameter_list']?.toLowerCase() ?? '';
final query = _airLimitsSearchQuery.toLowerCase();
return paramName.contains(query);
}).toList();
final filteredRiverLimits = riverParameterLimits?.where((limit) {
final paramName = limit['param_parameter_list']?.toLowerCase() ?? '';
final query = _riverLimitsSearchQuery.toLowerCase();
return paramName.contains(query);
}).toList();
final filteredMarineLimits = marineParameterLimits?.where((limit) {
final paramName = limit['param_parameter_list']?.toLowerCase() ?? '';
final query = _marineLimitsSearchQuery.toLowerCase();
if (paramName.contains(query)) return true;
final stationId = limit['station_id'];
if (stationId != null && allManualStations != null) {
final station = allManualStations.firstWhere((s) => s['station_id'] == stationId, orElse: () => {});
if (station.isNotEmpty) {
final stationName = station['man_station_name']?.toLowerCase() ?? '';
final stationCode = station['man_station_code']?.toLowerCase() ?? '';
if (stationName.contains(query) || stationCode.contains(query)) {
return true;
}
}
}
return false;
}).toList();
final filteredTarballStations = (auth.tarballStations?.where((station) {
final stationName = station['tbl_station_name']?.toLowerCase() ?? '';
final stationCode = station['tbl_station_code']?.toLowerCase() ?? '';
final query = _tarballSearchQuery.toLowerCase();
return stationName.contains(query) || stationCode.contains(query);
}).toList())?.cast<Map<String, dynamic>>();
final filteredManualStations = (auth.manualStations?.where((station) {
final stationName = station['man_station_name']?.toLowerCase() ?? '';
final stationCode = station['man_station_code']?.toLowerCase() ?? '';
final query = _manualSearchQuery.toLowerCase();
return stationName.contains(query) || stationCode.contains(query);
}).toList())?.cast<Map<String, dynamic>>();
final filteredRiverManualStations = (auth.riverManualStations?.where((station) {
final riverName = station['sampling_river']?.toLowerCase() ?? '';
final stationCode = station['sampling_station_code']?.toLowerCase() ?? '';
final basinName = station['sampling_basin']?.toLowerCase() ?? '';
final query = _riverManualSearchQuery.toLowerCase();
return riverName.contains(query) || stationCode.contains(query) || basinName.contains(query);
}).toList())?.cast<Map<String, dynamic>>();
final filteredRiverTriennialStations = (auth.riverTriennialStations?.where((station) {
final riverName = station['triennial_river']?.toLowerCase() ?? '';
final stationCode = station['triennial_station_code']?.toLowerCase() ?? '';
final basinName = station['triennial_basin']?.toLowerCase() ?? '';
final query = _riverTriennialSearchQuery.toLowerCase();
return riverName.contains(query) || stationCode.contains(query) || basinName.contains(query);
}).toList())?.cast<Map<String, dynamic>>();
final filteredAirStations = (auth.airManualStations?.where((station) {
final stationName = station['station_name']?.toLowerCase() ?? '';
final stationCode = station['station_code']?.toLowerCase() ?? '';
final query = _airStationSearchQuery.toLowerCase();
return stationName.contains(query) || stationCode.contains(query);
}).toList())?.cast<Map<String, dynamic>>();
final filteredAirClients = (auth.airClients?.where((client) {
final clientName = client['client_name']?.toLowerCase() ?? '';
final clientId = client['client_id']?.toString().toLowerCase() ?? '';
final query = _airClientSearchQuery.toLowerCase();
return clientName.contains(query) || clientId.contains(query);
}).toList())?.cast<Map<String, dynamic>>();
return Scaffold(
appBar: AppBar(
title: const Text("Settings"),
actions: [
Padding(
padding: const EdgeInsets.only(right: 8.0),
child: _isSaving
? const Center(child: SizedBox(width: 24, height: 24, child: CircularProgressIndicator(color: Colors.white)))
: IconButton(
icon: const Icon(Icons.save),
onPressed: _isLoadingSettings ? null : _saveAllModuleSettings,
tooltip: 'Save Submission Preferences',
),
)
],
),
body: SingleChildScrollView(
padding: const EdgeInsets.all(24.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
_buildSectionHeader(context, "Synchronization"),
Card(
margin: EdgeInsets.zero,
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text("Last Data Sync:", style: Theme.of(context).textTheme.titleMedium),
const SizedBox(height: 4),
Text(lastSync != null ? DateFormat('yyyy-MM-dd HH:mm:ss').format(lastSync.toLocal()) : 'Never', style: Theme.of(context).textTheme.bodyLarge),
const SizedBox(height: 16),
ElevatedButton.icon(
onPressed: _isSyncingData ? null : _manualDataSync,
icon: _isSyncingData ? const SizedBox(width: 20, height: 20, child: CircularProgressIndicator(strokeWidth: 2, color: Colors.white)) : const Icon(Icons.cloud_sync),
label: Text(_isSyncingData ? 'Syncing Data...' : 'Sync App Data'),
style: ElevatedButton.styleFrom(minimumSize: const Size(double.infinity, 50)),
),
],
),
),
),
const SizedBox(height: 32),
_buildSectionHeader(context, "Submission Preferences"),
_isLoadingSettings
? const Center(child: Padding(padding: EdgeInsets.all(16.0), child: CircularProgressIndicator()))
: Card(
margin: EdgeInsets.zero,
child: ListView.builder(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
itemCount: _configurableModules.length,
itemBuilder: (context, index) {
final module = _configurableModules[index];
final settings = _moduleSettings[module['key']];
if (settings == null) return const SizedBox.shrink();
return _buildModulePreferenceTile(module['name']!, module['key']!, settings);
},
),
),
const SizedBox(height: 32),
Text("Telegram Alert Settings", style: Theme.of(context).textTheme.headlineSmall?.copyWith(fontWeight: FontWeight.bold)),
const SizedBox(height: 16),
Card(
margin: EdgeInsets.zero,
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
children: [
ExpansionTile(
title: const Text('Marine Alerts', style: TextStyle(fontWeight: FontWeight.bold)),
initiallyExpanded: false,
children: [
_buildChatIdEntry('In-Situ', _settingsService.getInSituChatId(appSettings)),
_buildChatIdEntry('Tarball', _settingsService.getTarballChatId(appSettings)),
_buildChatIdEntry('Investigative', _settingsService.getMarineInvestigativeChatId(appSettings)),
],
),
ExpansionTile(
title: const Text('River Alerts', style: TextStyle(fontWeight: FontWeight.bold)),
initiallyExpanded: false,
children: [
_buildChatIdEntry('In-Situ', _settingsService.getRiverInSituChatId(appSettings)),
_buildChatIdEntry('Triennial', _settingsService.getRiverTriennialChatId(appSettings)),
_buildChatIdEntry('Investigative', _settingsService.getRiverInvestigativeChatId(appSettings)),
],
),
ExpansionTile(
title: const Text('Air Alerts', style: TextStyle(fontWeight: FontWeight.bold)),
initiallyExpanded: false,
children: [
_buildChatIdEntry('Manual', _settingsService.getAirManualChatId(appSettings)),
_buildChatIdEntry('Investigative', _settingsService.getAirInvestigativeChatId(appSettings)),
],
),
],
),
),
),
const SizedBox(height: 32),
_buildSectionHeader(context, "Configurations"),
Card(
margin: EdgeInsets.zero,
child: Column(
children: [
_buildExpansionTile(
title: 'NPE River Parameter Limits',
leadingIcon: Icons.science_outlined,
child: Column(
children: [
_buildSearchBar(
controller: _npeRiverLimitsSearchController,
labelText: 'Search NPE River Limits',
hintText: 'Search by parameter name',
),
_buildInfoList(filteredNpeRiverLimits, (item) => _buildParameterLimitEntry(item, departments: departments)),
],
),
),
_buildExpansionTile(
title: 'NPE Marine Parameter Limits',
leadingIcon: Icons.science_outlined,
child: Column(
children: [
_buildSearchBar(
controller: _npeMarineLimitsSearchController,
labelText: 'Search NPE Marine Limits',
hintText: 'Search by parameter name',
),
_buildInfoList(filteredNpeMarineLimits, (item) => _buildParameterLimitEntry(item, departments: departments)),
],
),
),
_buildExpansionTile(
title: 'Air Parameter Limits',
leadingIcon: Icons.air,
child: Column(
children: [
_buildSearchBar(
controller: _airLimitsSearchController,
labelText: 'Search Air Limits',
hintText: 'Search by parameter name',
),
_buildInfoList(filteredAirLimits, (item) => _buildParameterLimitEntry(item, departments: departments)),
],
),
),
_buildExpansionTile(
title: 'River Parameter Limits',
leadingIcon: Icons.water,
child: Column(
children: [
_buildSearchBar(
controller: _riverLimitsSearchController,
labelText: 'Search River Limits',
hintText: 'Search by parameter name',
),
_buildInfoList(filteredRiverLimits, (item) => _buildParameterLimitEntry(item)),
],
),
),
_buildExpansionTile(
title: 'Marine Parameter Limits',
leadingIcon: Icons.waves,
child: Column(
children: [
_buildSearchBar(
controller: _marineLimitsSearchController,
labelText: 'Search Marine Limits',
hintText: 'Search by parameter or station',
),
_buildInfoList(filteredMarineLimits, (item) => _buildParameterLimitEntry(item, stations: allManualStations)),
],
),
),
_buildExpansionTile(
title: 'API Configurations',
leadingIcon: Icons.cloud,
child: _buildInfoList(apiConfigs, (item) => _buildKeyValueEntry(item, 'config_name', 'api_url')),
),
_buildExpansionTile(
title: 'FTP Configurations',
leadingIcon: Icons.folder,
child: _buildInfoList(ftpConfigs, (item) => _buildFtpConfigEntry(item)),
),
],
),
),
const SizedBox(height: 32),
_buildSectionHeader(context, "Air Clients"),
Card(
margin: EdgeInsets.zero,
child: Column(
children: [
_buildExpansionTile(
title: 'Air Clients',
leadingIcon: Icons.air,
child: Column(
children: [
_buildSearchBar(
controller: _airClientSearchController,
labelText: 'Search Air Clients',
hintText: 'Search by name or ID',
),
const SizedBox(height: 16),
_buildClientList(
filteredAirClients,
'No matching air clients found.',
'No air clients available. Sync to download.',
(client) => _buildClientTile(
title: client['client_name'] ?? 'N/A',
subtitle: 'ID: ${client['client_id'] ?? 'N/A'}',
),
height: 250,
),
],
),
),
],
),
),
const SizedBox(height: 32),
_buildSectionHeader(context, "Stations Info"),
Card(
margin: EdgeInsets.zero,
child: Column(
children: [
_buildExpansionTile(
title: 'Marine Stations',
leadingIcon: Icons.waves,
child: Column(
children: [
_buildSearchBar(
controller: _tarballSearchController,
labelText: 'Search Tarball Stations',
hintText: 'Search by name or code',
),
const SizedBox(height: 16),
_buildStationList(
filteredTarballStations,
'No matching tarball stations found.',
'No tarball stations available. Sync to download.',
(station) => _buildStationTile(
title: station['tbl_station_name'] ?? 'N/A',
subtitle: 'Code: ${station['tbl_station_code'] ?? 'N/A'}',
type: 'Tarball'
),
height: 250,
),
const SizedBox(height: 16),
_buildSearchBar(
controller: _manualSearchController,
labelText: 'Search Manual Stations',
hintText: 'Search by name or code',
),
const SizedBox(height: 16),
_buildStationList(
filteredManualStations,
'No matching manual stations found.',
'No manual stations available. Sync to download.',
(station) => _buildStationTile(
title: station['man_station_name'] ?? 'N/A',
subtitle: 'Code: ${station['man_station_code'] ?? 'N/A'}',
type: 'Manual'
),
height: 250,
),
],
),
),
_buildExpansionTile(
title: 'River Stations',
leadingIcon: Icons.water,
child: Column(
children: [
_buildSearchBar(
controller: _riverManualSearchController,
labelText: 'Search River Manual Stations',
hintText: 'Search by name, code, or basin',
),
const SizedBox(height: 16),
_buildStationList(
filteredRiverManualStations,
'No matching river manual stations found.',
'No river manual stations available. Sync to download.',
(station) => _buildStationTile(
title: station['sampling_river'] ?? 'N/A',
subtitle: 'Code: ${station['sampling_station_code'] ?? 'N/A'}, Basin: ${station['sampling_basin'] ?? 'N/A'}',
type: 'River Manual'
),
height: 250,
),
const SizedBox(height: 16),
_buildSearchBar(
controller: _riverTriennialSearchController,
labelText: 'Search River Triennial Stations',
hintText: 'Search by name, code, or basin',
),
const SizedBox(height: 16),
_buildStationList(
filteredRiverTriennialStations,
'No matching river triennial stations found.',
'No river triennial stations available. Sync to download.',
(station) => _buildStationTile(
title: station['triennial_river'] ?? 'N/A',
subtitle: 'Code: ${station['triennial_station_code'] ?? 'N/A'}, Basin: ${station['triennial_basin'] ?? 'N/A'}',
type: 'River Triennial'
),
height: 250,
),
],
),
),
_buildExpansionTile(
title: 'Air Stations',
leadingIcon: Icons.air,
child: Column(
children: [
_buildSearchBar(
controller: _airStationSearchController,
labelText: 'Search Air Stations',
hintText: 'Search by name or code',
),
const SizedBox(height: 16),
_buildStationList(
filteredAirStations,
'No matching air stations found.',
'No air stations available. Sync to download.',
(station) => _buildStationTile(
title: station['station_name'] ?? 'N/A',
subtitle: 'Code: ${station['station_code'] ?? 'N/A'}',
type: 'Air'
),
height: 250,
),
],
),
),
],
),
),
const SizedBox(height: 32),
_buildSectionHeader(context, "Other Information"),
Card(
margin: EdgeInsets.zero,
child: Column(
children: [
ListTile(
leading: const Icon(Icons.info_outline),
title: const Text('App Version'),
subtitle: const Text('MMS Version 3.5.01'),
dense: true,
),
ListTile(
leading: const Icon(Icons.privacy_tip_outlined),
title: const Text('Privacy Policy'),
onTap: () {},
dense: true,
),
],
),
),
],
),
),
);
}
Widget _buildModulePreferenceTile(String title, String moduleKey, _ModuleSettings settings) {
return ExpansionTile(
title: Text(title, style: const TextStyle(fontWeight: FontWeight.bold)),
children: [
SwitchListTile(
title: const Text('Enable API Submission'),
value: settings.isApiEnabled,
onChanged: (value) => setState(() => settings.isApiEnabled = value),
),
if (settings.isApiEnabled)
_buildDestinationList('API Destinations', settings.apiConfigs, 'api_config_id'),
const Divider(),
SwitchListTile(
title: const Text('Enable FTP Submission'),
value: settings.isFtpEnabled,
onChanged: (value) => setState(() => settings.isFtpEnabled = value),
),
if (settings.isFtpEnabled)
_buildDestinationList('FTP Destinations', settings.ftpConfigs, 'ftp_config_id'),
],
);
}
Widget _buildDestinationList(String title, List<Map<String, dynamic>> configs, String idKey) {
if (configs.isEmpty) {
return const ListTile(
dense: true,
title: Center(child: Text('No destinations configured. Sync to fetch.')),
);
}
return Padding(
padding: const EdgeInsets.fromLTRB(16.0, 8.0, 16.0, 16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: const EdgeInsets.only(left: 16.0, bottom: 8.0),
child: Text(title, style: Theme.of(context).textTheme.titleMedium),
),
...configs.map((config) {
return CheckboxListTile(
title: Text(config['config_name'] ?? 'Unnamed'),
subtitle: Text(config['api_url'] ?? config['ftp_host'] ?? 'No URL/Host'),
value: config['is_enabled'] ?? false,
onChanged: (bool? value) {
setState(() {
config['is_enabled'] = value ?? false;
});
},
dense: true,
);
}).toList(),
],
),
);
}
Widget _buildSectionHeader(BuildContext context, String title) {
return Padding(
padding: const EdgeInsets.only(bottom: 16.0),
child: Text(
title,
style: Theme.of(context).textTheme.headlineSmall?.copyWith(fontWeight: FontWeight.bold),
),
);
}
Widget _buildExpansionTile({
required String title,
required IconData leadingIcon,
required Widget child,
}) {
return ExpansionTile(
leading: Icon(leadingIcon),
title: Text(title, style: const TextStyle(fontWeight: FontWeight.bold)),
children: [
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0),
child: child,
),
],
);
}
Widget _buildInfoList(List<Map<String, dynamic>>? items, Widget Function(Map<String, dynamic>) itemBuilder) {
if (items == null || items.isEmpty) {
return const ListTile(
title: Text('No data available. Sync to download.'),
dense: true,
);
}
return Column(
children: items.map((item) => itemBuilder(item)).toList(),
);
}
Widget _buildChatIdEntry(String label, String value) {
return ListTile(
contentPadding: EdgeInsets.zero,
leading: const Icon(Icons.telegram, size: 20),
title: Text('$label Chat ID'),
subtitle: Text(value.isNotEmpty ? value : 'Not Set'),
dense: true,
);
}
Widget _buildKeyValueEntry(Map<String, dynamic> item, String key1, String key2) {
return ListTile(
contentPadding: const EdgeInsets.symmetric(horizontal: 24.0, vertical: 4.0),
title: Text(item[key1]?.toString() ?? 'N/A', style: const TextStyle(fontSize: 14)),
subtitle: Text(item[key2]?.toString() ?? 'N/A', style: const TextStyle(fontSize: 12)),
dense: true,
);
}
Widget _buildParameterLimitEntry(
Map<String, dynamic> item, {
List<Map<String, dynamic>>? departments,
List<Map<String, dynamic>>? stations,
}) {
final paramName = item['param_parameter_list']?.toString() ?? 'N/A';
final upperLimit = item['param_upper_limit']?.toString() ?? 'N/A';
final lowerLimit = item['param_lower_limit']?.toString() ?? 'N/A';
String contextSubtitle = '';
if (item.containsKey('department_id') && item['department_id'] != null && departments != null) {
final deptId = item['department_id'];
final dept = departments.firstWhere((d) => d['department_id'] == deptId, orElse: () => {});
if (dept.isNotEmpty) {
contextSubtitle = 'Dept: ${dept['department_name']}';
}
}
if (item.containsKey('station_id') && item['station_id'] != null && stations != null) {
final stationId = item['station_id'];
final station = stations.firstWhere((s) => s['station_id'] == stationId, orElse: () => {});
if (station.isNotEmpty) {
// --- START: MODIFICATION ---
final stationCode = station['man_station_code'] ?? 'N/A';
final stationName = station['man_station_name'] ?? 'N/A';
contextSubtitle = 'Station: $stationCode - $stationName';
// --- END: MODIFICATION ---
}
}
String unit = '';
if (paramName.toLowerCase() == 'ph') {
unit = 'pH units';
} else if (paramName.toLowerCase() == 'temp') {
unit = '°C';
}
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 8.0, vertical: 8.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Expanded(
flex: 2,
child: Text(
lowerLimit,
style: const TextStyle(fontSize: 14, fontWeight: FontWeight.bold),
textAlign: TextAlign.start,
),
),
Expanded(
flex: 5,
child: Column(
children: [
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Icon(Icons.science_outlined, size: 16),
const SizedBox(width: 8),
Flexible(
child: Text(
paramName,
style: const TextStyle(fontSize: 14),
textAlign: TextAlign.center,
),
),
],
),
if (contextSubtitle.isNotEmpty)
Padding(
padding: const EdgeInsets.only(top: 2.0),
child: Text(
contextSubtitle,
style: const TextStyle(fontSize: 12, fontStyle: FontStyle.italic, color: Colors.grey),
textAlign: TextAlign.center,
),
),
],
),
),
Expanded(
flex: 2,
child: Text(
upperLimit,
style: const TextStyle(fontSize: 14, fontWeight: FontWeight.bold),
textAlign: TextAlign.end,
),
),
],
),
);
}
Widget _buildFtpConfigEntry(Map<String, dynamic> item) {
return ListTile(
contentPadding: const EdgeInsets.symmetric(horizontal: 24.0, vertical: 4.0),
title: Text(item['config_name']?.toString() ?? 'N/A', style: const TextStyle(fontSize: 14)),
subtitle: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text('Host: ${item['ftp_host']?.toString() ?? 'N/A'}', style: const TextStyle(fontSize: 12)),
Text('User: ${item['ftp_user']?.toString() ?? 'N/A'}', style: const TextStyle(fontSize: 12)),
Text('Pass: ${item['ftp_pass']?.toString() ?? 'N/A'}', style: const TextStyle(fontSize: 12)),
Text('Port: ${item['ftp_port']?.toString() ?? 'N/A'}', style: const TextStyle(fontSize: 12)),
],
),
leading: const Icon(Icons.folder_shared_outlined),
dense: true,
);
}
Widget _buildSearchBar({
required TextEditingController controller,
required String labelText,
required String hintText,
}) {
return Padding(
padding: const EdgeInsets.only(bottom: 8.0, top: 8.0),
child: TextField(
controller: controller,
decoration: InputDecoration(
labelText: labelText,
hintText: hintText,
prefixIcon: const Icon(Icons.search),
border: OutlineInputBorder(borderRadius: BorderRadius.circular(8.0)),
suffixIcon: controller.text.isNotEmpty
? IconButton(icon: const Icon(Icons.clear), onPressed: () => controller.clear())
: null,
),
style: const TextStyle(fontSize: 14),
),
);
}
Widget _buildStationList(
List<Map<String, dynamic>>? stations,
String noMatchText,
String noDataText,
Widget Function(Map<String, dynamic>) itemBuilder,
{double height = 250}) {
if (stations == null || stations.isEmpty) {
return Center(
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Text(
_isSyncingData ? 'Loading...' : (stations == null ? noDataText : noMatchText),
textAlign: TextAlign.center,
),
),
);
}
return SizedBox(
height: height,
child: ListView.builder(
itemCount: stations.length,
itemBuilder: (context, index) {
final station = stations[index];
return itemBuilder(station);
},
),
);
}
Widget _buildStationTile({required String title, required String subtitle, required String type}) {
return ListTile(
title: Text(title, style: const TextStyle(fontSize: 14)),
subtitle: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(subtitle, style: const TextStyle(fontSize: 12)),
Text('Type: $type', style: const TextStyle(fontSize: 12, fontStyle: FontStyle.italic)),
],
),
dense: true,
);
}
Widget _buildClientList(
List<Map<String, dynamic>>? clients,
String noMatchText,
String noDataText,
Widget Function(Map<String, dynamic>) itemBuilder,
{double height = 250}) {
if (clients == null || clients.isEmpty) {
return Center(
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Text(
_isSyncingData ? 'Loading...' : (clients == null ? noDataText : noMatchText),
textAlign: TextAlign.center,
),
),
);
}
return SizedBox(
height: height,
child: ListView.builder(
itemCount: clients.length,
itemBuilder: (context, index) {
final client = clients[index];
return itemBuilder(client);
},
),
);
}
Widget _buildClientTile({required String title, required String subtitle}) {
return ListTile(
title: Text(title, style: const TextStyle(fontSize: 14)),
subtitle: Text(subtitle, style: const TextStyle(fontSize: 12)),
dense: true,
);
}
}