feat: type stats and event log models

lib/screens/stats_screen.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../app/load_state.dart';
+import '../models/stats_summary.dart';
 import '../providers/providers.dart';
 import '../widgets/load_error_view.dart';
 
@@ -30,7 +31,6 @@ class _StatsScreenState extends ConsumerState<StatsScreen> {
   Widget build(BuildContext context) {
     final statsState = ref.watch(statsProvider);
     final stats = statsState.data;
-    final groups = (stats['groups'] as List<dynamic>?) ?? [];
 
     return Scaffold(
       appBar: AppBar(title: const Text('СТАТИСТИКА')),
@@ -62,15 +62,15 @@ class _StatsScreenState extends ConsumerState<StatsScreen> {
           ),
 
           // ─── Содержимое ───
-          Expanded(child: _buildContent(statsState, groups)),
+          Expanded(child: _buildContent(statsState, stats.groups)),
         ],
       ),
     );
   }
 
   Widget _buildContent(
-    LoadState<Map<String, dynamic>> statsState,
-    List<dynamic> groups,
+    LoadState<StatsSummary> statsState,
+    List<GroupStats> groups,
   ) {
     if ((statsState.isIdle || statsState.isLoading) && groups.isEmpty) {
       return const Center(
@@ -120,8 +120,7 @@ class _StatsScreenState extends ConsumerState<StatsScreen> {
           }
 
           final groupIndex = index - statusHeaderCount;
-          final g = groups[groupIndex];
-          return _StatsCard(data: g is Map ? Map<String, dynamic>.from(g) : {});
+          return _StatsCard(data: groups[groupIndex]);
         },
       ),
     );
@@ -130,20 +129,12 @@ class _StatsScreenState extends ConsumerState<StatsScreen> {
 
 /// Карточка статистики одной группы
 class _StatsCard extends StatelessWidget {
-  final Map<String, dynamic> data;
+  final GroupStats data;
 
   const _StatsCard({required this.data});
 
   @override
   Widget build(BuildContext context) {
-    final targetId = (data['target_id'] ?? data['group_id'] ?? data['id'] ?? '')
-        .toString();
-    final name = (data['name'] ?? targetId).toString();
-    final totalCommands = data['total_commands'] ?? 0;
-    final togglesOn = data['toggles_on'] ?? 0;
-    final togglesOff = data['toggles_off'] ?? 0;
-    final estimatedHours = data['estimated_hours'];
-
     return Card(
       margin: const EdgeInsets.only(bottom: 8),
       child: Padding(
@@ -152,35 +143,35 @@ class _StatsCard extends StatelessWidget {
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
             Text(
-              name,
+              data.name,
               style: const TextStyle(fontSize: 16, fontWeight: FontWeight.bold),
             ),
             const SizedBox(height: 12),
             _StatRow(
               icon: Icons.touch_app,
               label: 'Всего команд',
-              value: totalCommands.toString(),
+              value: data.totalCommands.toString(),
             ),
             const SizedBox(height: 4),
             _StatRow(
               icon: Icons.power_settings_new,
               label: 'Включений',
-              value: togglesOn.toString(),
+              value: data.togglesOn.toString(),
               color: Colors.green,
             ),
             const SizedBox(height: 4),
             _StatRow(
               icon: Icons.power_off,
               label: 'Выключений',
-              value: togglesOff.toString(),
+              value: data.togglesOff.toString(),
               color: Colors.redAccent,
             ),
-            if (estimatedHours != null) ...[
+            if (data.estimatedHours != null) ...[
               const SizedBox(height: 4),
               _StatRow(
                 icon: Icons.access_time,
                 label: 'Примерное время работы',
-                value: _formatHours(estimatedHours),
+                value: data.formattedEstimatedHours,
                 color: Colors.amber,
               ),
             ],
@@ -189,12 +180,6 @@ class _StatsCard extends StatelessWidget {
       ),
     );
   }
-
-  String _formatHours(dynamic hours) {
-    final h = (hours is num) ? hours.toDouble() : 0.0;
-    if (h < 1) return '${(h * 60).round()} мин';
-    return '${h.toStringAsFixed(1)} ч';
-  }
 }
 
 /// Строка с иконкой, меткой и значением