feat(app): live terminal log console widget and service dynamic settings management

FinlyticApp/lib/features/admin/models/log_message_dto.dart

@@ -0,0 +1,44 @@
+class LogMessageDto {
+  final DateTime timestamp;
+  final String serviceName;
+  final String channel;
+  final String level; // 'Information', 'Warning', 'Error', 'Debug', 'Trace'
+  final String message;
+  final String? exception;
+
+  const LogMessageDto({
+    required this.timestamp,
+    required this.serviceName,
+    required this.channel,
+    required this.level,
+    required this.message,
+    this.exception,
+  });
+
+  factory LogMessageDto.fromJson(Map<String, dynamic> json) {
+    DateTime parsedTime = DateTime.now();
+    if (json['timestamp'] != null) {
+      parsedTime = DateTime.tryParse(json['timestamp'].toString()) ?? DateTime.now();
+    }
+
+    return LogMessageDto(
+      timestamp: parsedTime.toLocal(),
+      serviceName: json['serviceName']?.toString() ?? '',
+      channel: json['channel']?.toString() ?? '',
+      level: json['level']?.toString() ?? 'Information',
+      message: json['message']?.toString() ?? '',
+      exception: json['exception']?.toString(),
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'timestamp': timestamp.toUtc().toIso8601String(),
+      'serviceName': serviceName,
+      'channel': channel,
+      'level': level,
+      'message': message,
+      'exception': exception,
+    };
+  }
+}

FinlyticApp/lib/features/admin/models/service_setting_dto.dart

@@ -1,11 +1,13 @@
 class ServiceSettingDto {
   final String key;
   final String value;
+  final String type; // 'bool', 'int', 'double', 'string'
   final String description;
 
   const ServiceSettingDto({
     required this.key,
     required this.value,
+    this.type = 'string',
     this.description = '',
   });
 
@@ -13,6 +15,7 @@ class ServiceSettingDto {
     return ServiceSettingDto(
       key: json['key']?.toString() ?? '',
       value: json['value']?.toString() ?? '',
+      type: json['dataType']?.toString() ?? json['type']?.toString() ?? 'string',
       description: json['description']?.toString() ?? '',
     );
   }
@@ -21,6 +24,7 @@ class ServiceSettingDto {
     return {
       'key': key,
       'value': value,
+      'type': type,
       'description': description,
     };
   }

FinlyticApp/lib/features/admin/repositories/admin_repository.dart

@@ -54,7 +54,7 @@ class AdminRepository {
     return {};
   }
 
-  Future<void> updateServiceSettings(String serviceName, Map<String, String> settings) async {
+  Future<void> updateServiceSettings(String serviceName, Map<String, dynamic> settings) async {
     final res = await apiClient.put('/api/v1/admin/settings/$serviceName', data: settings);
     if (res.statusCode != 200 && res.statusCode != 204) {
       throw Exception('Einstellungen konnten nicht gespeichert werden');

FinlyticApp/lib/features/admin/views/service_detail_screen.dart

@@ -6,6 +6,7 @@ import '../../../core/widgets/glass_container.dart';
 import '../../../core/widgets/status_badge.dart';
 import '../models/service_setting_dto.dart';
 import '../repositories/admin_repository.dart';
+import '../widgets/live_log_console.dart';
 
 class ServiceDetailScreen extends StatefulWidget {
   final String serviceName;
@@ -75,9 +76,20 @@ class _ServiceDetailScreenState extends State<ServiceDetailScreen> {
   Future<void> _saveSettings() async {
     setState(() => _isSaving = true);
     try {
-      final payload = <String, String>{};
+      final payload = <String, dynamic>{};
       _controllers.forEach((k, v) {
-        payload[k] = v.text;
+        final text = v.text.trim();
+        if (text.toLowerCase() == 'true') {
+          payload[k] = true;
+        } else if (text.toLowerCase() == 'false') {
+          payload[k] = false;
+        } else if (int.tryParse(text) != null) {
+          payload[k] = int.parse(text);
+        } else if (double.tryParse(text) != null) {
+          payload[k] = double.parse(text);
+        } else {
+          payload[k] = text;
+        }
       });
 
       await _repository.updateServiceSettings(widget.serviceName, payload);
@@ -170,10 +182,13 @@ class _ServiceDetailScreenState extends State<ServiceDetailScreen> {
                               ..._settings.map((s) {
                                 final key = s.key;
                                 final desc = s.description;
+                                final type = s.type.toLowerCase();
                                 final controller = _controllers[key];
                                 if (controller == null) return const SizedBox.shrink();
 
-                                final isBoolean = controller.text.toLowerCase() == 'true' || controller.text.toLowerCase() == 'false';
+                                final isBoolean = type == 'bool' ||
+                                    controller.text.toLowerCase() == 'true' ||
+                                    controller.text.toLowerCase() == 'false';
 
                                 if (isBoolean) {
                                   final boolVal = controller.text.toLowerCase() == 'true';
@@ -183,7 +198,11 @@ class _ServiceDetailScreenState extends State<ServiceDetailScreen> {
                                     decoration: BoxDecoration(
                                       color: AppTheme.glassSurface,
                                       borderRadius: BorderRadius.circular(12),
-                                      border: Border.all(color: AppTheme.glassBorder),
+                                      border: Border.all(
+                                        color: boolVal
+                                            ? AppTheme.primaryEmerald.withValues(alpha: 0.4)
+                                            : AppTheme.glassBorder,
+                                      ),
                                     ),
                                     child: SwitchListTile(
                                       contentPadding: EdgeInsets.zero,
@@ -191,21 +210,31 @@ class _ServiceDetailScreenState extends State<ServiceDetailScreen> {
                                       subtitle: desc.isNotEmpty ? Text(desc, style: TextStyle(fontSize: 11, color: AppTheme.textMuted)) : null,
                                       value: boolVal,
                                       activeThumbColor: AppTheme.primaryEmerald,
+                                      activeTrackColor: AppTheme.primaryEmerald.withValues(alpha: 0.3),
                                       onChanged: (val) => setState(() => controller.text = val.toString()),
                                     ),
                                   );
                                 }
 
+                                final isNumeric = type == 'int' || type == 'double' || type == 'number' || type == 'decimal';
+
                                 return Padding(
                                   padding: const EdgeInsets.only(bottom: 14),
                                   child: TextField(
                                     controller: controller,
+                                    keyboardType: isNumeric
+                                        ? const TextInputType.numberWithOptions(decimal: true)
+                                        : TextInputType.text,
                                     style: const TextStyle(color: Colors.white),
                                     decoration: InputDecoration(
                                       labelText: _formatLabel(key),
                                       helperText: desc.isNotEmpty ? desc : null,
                                       helperMaxLines: 2,
-                                      prefixIcon: Icon(Icons.tune_outlined, size: 18, color: AppTheme.primaryEmerald),
+                                      prefixIcon: Icon(
+                                        isNumeric ? Icons.numbers_outlined : Icons.tune_outlined,
+                                        size: 18,
+                                        color: AppTheme.primaryEmerald,
+                                      ),
                                     ),
                                   ),
                                 );
@@ -236,6 +265,11 @@ class _ServiceDetailScreenState extends State<ServiceDetailScreen> {
                         ),
                       ),
                       const SizedBox(height: 24),
+                      LiveLogConsole(
+                        serviceName: widget.serviceName,
+                        apiClient: widget.apiClient,
+                      ),
+                      const SizedBox(height: 24),
                       GlassContainer(
                         padding: const EdgeInsets.all(24),
                         child: Column(

FinlyticApp/lib/features/admin/widgets/live_log_console.dart

@@ -0,0 +1,383 @@
+import 'dart:async';
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import 'package:signalr_core/signalr_core.dart';
+
+import '../../../core/network/api_client.dart';
+import '../../../core/network/signalr_service.dart';
+import '../../../core/services/secure_storage_service.dart';
+import '../../../core/theme/app_theme.dart';
+import '../../../core/widgets/glass_container.dart';
+import '../models/log_message_dto.dart';
+
+class LiveLogConsole extends StatefulWidget {
+  final String serviceName;
+  final ApiClient apiClient;
+
+  const LiveLogConsole({
+    super.key,
+    required this.serviceName,
+    required this.apiClient,
+  });
+
+  @override
+  State<LiveLogConsole> createState() => _LiveLogConsoleState();
+}
+
+class _LiveLogConsoleState extends State<LiveLogConsole> {
+  HubConnection? _hubConnection;
+  final List<LogMessageDto> _logs = [];
+  final ScrollController _scrollController = ScrollController();
+  final TextEditingController _searchController = TextEditingController();
+
+  bool _isConnected = false;
+  bool _isPaused = false;
+  bool _autoScroll = true;
+  String _selectedLevel = 'ALL';
+  String _searchQuery = '';
+
+  @override
+  void initState() {
+    super.initState();
+    _fetchInitialLogs();
+    _connectSignalR();
+  }
+
+  @override
+  void dispose() {
+    _disconnectSignalR();
+    _scrollController.dispose();
+    _searchController.dispose();
+    super.dispose();
+  }
+
+  Future<void> _fetchInitialLogs() async {
+    try {
+      final res = await widget.apiClient.get('/api/v1/admin/settings/logs/${widget.serviceName}');
+      if (res.data is List) {
+        final list = (res.data as List).map((item) => LogMessageDto.fromJson(Map<String, dynamic>.from(item as Map))).toList();
+        if (mounted) {
+          setState(() {
+            _logs.addAll(list);
+          });
+          _scrollToBottomIfNeeded();
+        }
+      }
+    } catch (e) {
+      if (kDebugMode) debugPrint('[LiveLogConsole] Error fetching initial logs: $e');
+    }
+  }
+
+  Future<void> _connectSignalR() async {
+    try {
+      final storage = SecureStorageService();
+      final token = await storage.getToken();
+
+      _hubConnection = HubConnectionBuilder()
+          .withUrl(
+            '${SignalRService.baseUrl}/hubs/logs',
+            HttpConnectionOptions(
+              accessTokenFactory: () async => token,
+              transport: HttpTransportType.webSockets,
+              logging: (level, message) {
+                if (kDebugMode) debugPrint('[SignalR Logs WS] $message');
+              },
+            ),
+          )
+          .withAutomaticReconnect()
+          .build();
+
+      _hubConnection!.on('ReceiveLogMessage', (arguments) {
+        if (arguments != null && arguments.isNotEmpty) {
+          try {
+            final map = Map<String, dynamic>.from(arguments.first as Map);
+            final log = LogMessageDto.fromJson(map);
+
+            if (log.serviceName.isEmpty || log.serviceName.toLowerCase() == widget.serviceName.toLowerCase()) {
+              if (mounted && !_isPaused) {
+                setState(() {
+                  _logs.add(log);
+                  if (_logs.length > 500) {
+                    _logs.removeAt(0);
+                  }
+                });
+                _scrollToBottomIfNeeded();
+              }
+            }
+          } catch (e) {
+            if (kDebugMode) debugPrint('[SignalR Log Parse Error] $e');
+          }
+        }
+      });
+
+      _hubConnection!.onclose((error) {
+        if (mounted) setState(() => _isConnected = false);
+      });
+
+      _hubConnection!.onreconnected((connectionId) {
+        if (mounted) {
+          setState(() => _isConnected = true);
+          _hubConnection?.invoke('JoinServiceLogs', args: [widget.serviceName]);
+        }
+      });
+
+      await _hubConnection!.start();
+      await _hubConnection!.invoke('JoinServiceLogs', args: [widget.serviceName]);
+
+      if (mounted) {
+        setState(() => _isConnected = true);
+      }
+    } catch (e) {
+      if (kDebugMode) debugPrint('[SignalR Log Connection Error] $e');
+      if (mounted) setState(() => _isConnected = false);
+    }
+  }
+
+  Future<void> _disconnectSignalR() async {
+    try {
+      if (_hubConnection != null) {
+        await _hubConnection!.invoke('LeaveServiceLogs', args: [widget.serviceName]);
+        await _hubConnection!.stop();
+      }
+    } catch (_) {}
+    _hubConnection = null;
+  }
+
+  void _scrollToBottomIfNeeded() {
+    if (_autoScroll && _scrollController.hasClients) {
+      WidgetsBinding.instance.addPostFrameCallback((_) {
+        if (_scrollController.hasClients) {
+          _scrollController.animateTo(
+            _scrollController.position.maxScrollExtent,
+            duration: const Duration(milliseconds: 200),
+            curve: Curves.easeOut,
+          );
+        }
+      });
+    }
+  }
+
+  List<LogMessageDto> get _filteredLogs {
+    return _logs.where((log) {
+      if (_selectedLevel != 'ALL' && log.level.toUpperCase() != _selectedLevel) {
+        return false;
+      }
+      if (_searchQuery.isNotEmpty) {
+        final query = _searchQuery.toLowerCase();
+        final matchMsg = log.message.toLowerCase().contains(query);
+        final matchChannel = log.channel.toLowerCase().contains(query);
+        return matchMsg || matchChannel;
+      }
+      return true;
+    }).toList();
+  }
+
+  Color _getLevelColor(String level) {
+    switch (level.toUpperCase()) {
+      case 'ERROR':
+      case 'CRITICAL':
+        return Colors.redAccent;
+      case 'WARNING':
+      case 'WARN':
+        return Colors.amberAccent;
+      case 'DEBUG':
+      case 'TRACE':
+        return Colors.blueGrey.shade300;
+      case 'INFORMATION':
+      case 'INFO':
+      default:
+        return AppTheme.primaryEmerald;
+    }
+  }
+
+  String _formatTime(DateTime time) {
+    final h = time.hour.toString().padLeft(2, '0');
+    final m = time.minute.toString().padLeft(2, '0');
+    final s = time.second.toString().padLeft(2, '0');
+    final ms = time.millisecond.toString().padLeft(3, '0');
+    return '$h:$m:$s.$ms';
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final filtered = _filteredLogs;
+
+    return GlassContainer(
+      padding: const EdgeInsets.all(20),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          // Header Bar
+          Row(
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: [
+              Row(
+                children: [
+                  Icon(Icons.terminal_rounded, color: AppTheme.primaryEmerald, size: 22),
+                  const SizedBox(width: 10),
+                  Text(
+                    'Live Service-Logs (${widget.serviceName})',
+                    style: const TextStyle(fontSize: 16, fontWeight: FontWeight.bold),
+                  ),
+                ],
+              ),
+              Row(
+                children: [
+                  Container(
+                    width: 8,
+                    height: 8,
+                    decoration: BoxDecoration(
+                      shape: BoxShape.circle,
+                      color: _isConnected ? AppTheme.primaryEmerald : Colors.redAccent,
+                    ),
+                  ),
+                  const SizedBox(width: 6),
+                  Text(
+                    _isConnected ? 'Live WebSocket' : 'Offline',
+                    style: TextStyle(
+                      fontSize: 12,
+                      color: _isConnected ? AppTheme.primaryEmerald : Colors.redAccent,
+                      fontWeight: FontWeight.w600,
+                    ),
+                  ),
+                ],
+              ),
+            ],
+          ),
+          const SizedBox(height: 14),
+
+          // Control Bar: Search + Level Filters + Actions
+          Wrap(
+            spacing: 8,
+            runSpacing: 8,
+            crossAxisAlignment: WrapCrossAlignment.center,
+            children: [
+              // Search Field
+              SizedBox(
+                width: 220,
+                height: 36,
+                child: TextField(
+                  controller: _searchController,
+                  onChanged: (val) => setState(() => _searchQuery = val.trim()),
+                  style: const TextStyle(fontSize: 13, color: Colors.white),
+                  decoration: InputDecoration(
+                    hintText: 'Logs durchsuchen...',
+                    hintStyle: const TextStyle(fontSize: 12, color: Colors.white38),
+                    prefixIcon: const Icon(Icons.search, size: 16, color: Colors.white54),
+                    suffixIcon: _searchQuery.isNotEmpty
+                        ? IconButton(
+                            icon: const Icon(Icons.clear, size: 14, color: Colors.white54),
+                            onPressed: () {
+                              _searchController.clear();
+                              setState(() => _searchQuery = '');
+                            },
+                          )
+                        : null,
+                    contentPadding: const EdgeInsets.symmetric(horizontal: 10, vertical: 0),
+                    filled: true,
+                    fillColor: Colors.black26,
+                    border: OutlineInputBorder(borderRadius: BorderRadius.circular(8), borderSide: BorderSide.none),
+                  ),
+                ),
+              ),
+
+              // Filter Chips
+              for (final lvl in ['ALL', 'INFO', 'WARN', 'ERROR', 'DEBUG'])
+                ChoiceChip(
+                  label: Text(lvl, style: TextStyle(fontSize: 11, fontWeight: FontWeight.bold, color: _selectedLevel == lvl ? Colors.black : Colors.white70)),
+                  selected: _selectedLevel == lvl,
+                  selectedColor: AppTheme.primaryEmerald,
+                  backgroundColor: Colors.white10,
+                  visualDensity: VisualDensity.compact,
+                  padding: const EdgeInsets.symmetric(horizontal: 4),
+                  onSelected: (selected) {
+                    if (selected) setState(() => _selectedLevel = lvl);
+                  },
+                ),
+
+              const SizedBox(width: 8),
+
+              // Action buttons
+              IconButton(
+                tooltip: _isPaused ? 'Stream Fortsetzen' : 'Stream Pausieren',
+                icon: Icon(_isPaused ? Icons.play_arrow_rounded : Icons.pause_rounded, size: 20, color: _isPaused ? Colors.amberAccent : Colors.white70),
+                onPressed: () => setState(() => _isPaused = !_isPaused),
+              ),
+              IconButton(
+                tooltip: _autoScroll ? 'Auto-Scroll an' : 'Auto-Scroll aus',
+                icon: Icon(Icons.vertical_align_bottom_rounded, size: 20, color: _autoScroll ? AppTheme.primaryEmerald : Colors.white38),
+                onPressed: () => setState(() => _autoScroll = !_autoScroll),
+              ),
+              IconButton(
+                tooltip: 'Konsole leeren',
+                icon: const Icon(Icons.delete_outline_rounded, size: 20, color: Colors.white54),
+                onPressed: () => setState(() => _logs.clear()),
+              ),
+            ],
+          ),
+          const SizedBox(height: 12),
+
+          // Terminal Box
+          Container(
+            height: 380,
+            width: double.infinity,
+            padding: const EdgeInsets.all(12),
+            decoration: BoxDecoration(
+              color: const Color(0xFF0D1117), // Deep dark console
+              borderRadius: BorderRadius.circular(10),
+              border: Border.all(color: Colors.white12),
+            ),
+            child: filtered.isEmpty
+                ? Center(
+                    child: Text(
+                      _logs.isEmpty ? 'Warte auf Log-Nachrichten von ${widget.serviceName}...' : 'Keine Logs passend zum Filter.',
+                      style: const TextStyle(fontSize: 12, color: Colors.white38, fontStyle: FontStyle.italic),
+                    ),
+                  )
+                : ListView.builder(
+                    controller: _scrollController,
+                    itemCount: filtered.length,
+                    itemBuilder: (context, index) {
+                      final item = filtered[index];
+                      final color = _getLevelColor(item.level);
+
+                      return Padding(
+                        padding: const EdgeInsets.symmetric(vertical: 2.5),
+                        child: SelectableText.rich(
+                          TextSpan(
+                            style: const TextStyle(fontFamily: 'monospace', fontSize: 11.5, height: 1.4),
+                            children: [
+                              TextSpan(
+                                text: '${_formatTime(item.timestamp)} ',
+                                style: const TextStyle(color: Colors.white38),
+                              ),
+                              TextSpan(
+                                text: '[${item.level.toUpperCase().padRight(5)}] ',
+                                style: TextStyle(color: color, fontWeight: FontWeight.bold),
+                              ),
+                              if (item.channel.isNotEmpty)
+                                TextSpan(
+                                  text: '{${item.channel}} ',
+                                  style: TextStyle(color: Colors.cyanAccent.withValues(alpha: 0.8)),
+                                ),
+                              TextSpan(
+                                text: item.message,
+                                style: const TextStyle(color: Colors.white),
+                              ),
+                              if (item.exception != null && item.exception!.isNotEmpty)
+                                TextSpan(
+                                  text: '\n   ${item.exception}',
+                                  style: const TextStyle(color: Colors.redAccent, fontSize: 10.5),
+                                ),
+                            ],
+                          ),
+                        ),
+                      );
+                    },
+                  ),
+          ),
+        ],
+      ),
+    );
+  }
+}