add event update panel

.gitea/workflows/release.yml

@@ -19,6 +19,7 @@ jobs:
       - mileograph
     outputs:
       base_version: ${{ steps.meta.outputs.base }}
+      release_tag: ${{ steps.meta.outputs.release_tag }}
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -29,6 +30,7 @@ jobs:
           RAW_VERSION=$(awk '/^version:/{print $2}' pubspec.yaml)
           BASE_VERSION=${RAW_VERSION%%+*}
           echo "base=${BASE_VERSION}" >> "$GITHUB_OUTPUT"
+          echo "release_tag=v${BASE_VERSION}" >> "$GITHUB_OUTPUT"
 
   android-build:
     runs-on:
@@ -308,7 +310,7 @@ jobs:
         id: bundle
         run: |
           BASE="${{ needs.meta.outputs.base_version }}"
-          TAG="v${BASE}"
+          TAG="${{ needs.meta.outputs.release_tag }}"
 
           echo "tag=${TAG}" >> "$GITHUB_OUTPUT"
           echo "apk=artifacts/mileograph-${BASE}.apk" >> "$GITHUB_OUTPUT"

lib/components/pages/traction.dart

@@ -423,57 +423,68 @@ class _TractionPageState extends State<TractionPage> {
             ),
           ),
           const SizedBox(height: 12),
-          if (data.isTractionLoading && traction.isEmpty)
+          Stack(
-            const Center(
+            children: [
-              child: Padding(
+              if (data.isTractionLoading && traction.isEmpty)
-                padding: EdgeInsets.symmetric(vertical: 24.0),
+                const Padding(
-                child: CircularProgressIndicator(),
+                  padding: EdgeInsets.symmetric(vertical: 32.0),
-              ),
+                  child: Center(child: CircularProgressIndicator()),
-            )
+                )
-          else if (traction.isEmpty)
+              else if (traction.isEmpty)
-            Card(
+                Card(
-              child: Padding(
+                  child: Padding(
-                padding: const EdgeInsets.all(16.0),
+                    padding: const EdgeInsets.all(16.0),
-                child: Column(
+                    child: Column(
-                  crossAxisAlignment: CrossAxisAlignment.start,
+                      crossAxisAlignment: CrossAxisAlignment.start,
-                  children: [
+                      children: [
-                    Text(
+                        Text(
-                      'No traction found',
+                          'No traction found',
-                      style: Theme.of(context).textTheme.titleMedium?.copyWith(
+                          style: Theme.of(context).textTheme.titleMedium?.copyWith(
-                        fontWeight: FontWeight.w700,
+                            fontWeight: FontWeight.w700,
-                      ),
+                          ),
-                    ),
+                        ),
-                    const SizedBox(height: 8),
+                        const SizedBox(height: 8),
-                    const Text('Try relaxing the filters or sync again.'),
+                        const Text('Try relaxing the filters or sync again.'),
-                  ],
+                      ],
-                ),
-              ),
-            )
-          else
-            Column(
-              children: [
-                ...traction.map((loco) => _buildTractionCard(context, loco)),
-                if (data.tractionHasMore || data.isTractionLoading)
-                  Padding(
-                    padding: const EdgeInsets.only(top: 8.0),
-                    child: OutlinedButton.icon(
-                      onPressed: data.isTractionLoading
-                          ? null
-                          : () => _refreshTraction(append: true),
-                      icon: data.isTractionLoading
-                          ? const SizedBox(
-                              height: 14,
-                              width: 14,
-                              child: CircularProgressIndicator(strokeWidth: 2),
-                            )
-                          : const Icon(Icons.expand_more),
-                      label: Text(
-                        data.isTractionLoading ? 'Loading...' : 'Load more',
-                      ),
                     ),
                   ),
-              ],
+                )
-            ),
+              else
+                Column(
+                  children: [
+                    ...traction.map((loco) => _buildTractionCard(context, loco)),
+                    if (data.tractionHasMore || data.isTractionLoading)
+                      Padding(
+                        padding: const EdgeInsets.only(top: 8.0),
+                        child: OutlinedButton.icon(
+                          onPressed: data.isTractionLoading
+                              ? null
+                              : () => _refreshTraction(append: true),
+                          icon: data.isTractionLoading
+                              ? const SizedBox(
+                                  height: 14,
+                                  width: 14,
+                                  child: CircularProgressIndicator(strokeWidth: 2),
+                                )
+                              : const Icon(Icons.expand_more),
+                          label: Text(
+                            data.isTractionLoading ? 'Loading...' : 'Load more',
+                          ),
+                        ),
+                      ),
+                  ],
+                ),
+              if (data.isTractionLoading)
+                Positioned.fill(
+                  child: IgnorePointer(
+                    child: Container(
+                      color: Theme.of(context).colorScheme.surface.withOpacity(0.6),
+                      child: const Center(child: CircularProgressIndicator()),
+                    ),
+                  ),
+                ),
+            ],
+          ),
         ],
       ),
     );
@@ -574,6 +585,12 @@ class _TractionPageState extends State<TractionPage> {
                   icon: const Icon(Icons.info_outline),
                   label: const Text('Details'),
                 ),
+                const SizedBox(width: 8),
+                TextButton.icon(
+                  onPressed: () => _openTimeline(loco),
+                  icon: const Icon(Icons.timeline),
+                  label: const Text('Timeline'),
+                ),
                 const Spacer(),
                 if (widget.selectionMode)
                   TextButton.icon(
@@ -692,6 +709,14 @@ class _TractionPageState extends State<TractionPage> {
     return (background, foreground);
   }
 
+  void _openTimeline(LocoSummary loco) {
+    final label = '${loco.locoClass} ${loco.number}'.trim();
+    context.push(
+      '/traction/${loco.id}/timeline',
+      extra: {'label': label},
+    );
+  }
+
   Future<void> _showLocoInfo(LocoSummary loco) async {
     await showModalBottomSheet(
       context: context,

lib/main.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:dynamic_color/dynamic_color.dart';
 import 'package:mileograph_flutter/components/pages/calculator.dart';
+import 'package:mileograph_flutter/components/pages/loco_timeline.dart';
 import 'package:mileograph_flutter/components/pages/new_entry.dart';
 import 'package:mileograph_flutter/components/pages/new_traction.dart';
 import 'package:mileograph_flutter/components/pages/traction.dart';
@@ -95,6 +96,27 @@ class MyApp extends StatelessWidget {
             ),
             GoRoute(path: '/legs', builder: (_, __) => LegsPage()),
             GoRoute(path: '/traction', builder: (_, __) => TractionPage()),
+            GoRoute(
+              path: '/traction/:id/timeline',
+              builder: (_, state) {
+                final idParam = state.pathParameters['id'];
+                final locoId = int.tryParse(idParam ?? '') ?? 0;
+                final extra = state.extra;
+                String label = state.uri.queryParameters['label'] ?? '';
+                if (extra is Map && extra['label'] is String) {
+                  label = extra['label'] as String;
+                } else if (extra is String && extra.isNotEmpty) {
+                  label = extra;
+                }
+                if (label.trim().isEmpty) {
+                  label = 'Loco $locoId';
+                }
+                return LocoTimelinePage(
+                  locoId: locoId,
+                  locoLabel: label,
+                );
+              },
+            ),
             GoRoute(
               path: '/traction/new',
               builder: (_, __) => const NewTractionPage(),

lib/objects/objects.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
 
 class DestinationObject {
   const DestinationObject(
@@ -190,6 +191,143 @@ class LocoSummary extends Loco {
   );
 }
 
+class LocoAttrVersion {
+  final String attrCode;
+  final int? versionId;
+  final int locoId;
+  final int? attrTypeId;
+  final String? valueStr;
+  final int? valueInt;
+  final DateTime? valueDate;
+  final bool? valueBool;
+  final String? valueEnum;
+  final DateTime? validFrom;
+  final DateTime? validTo;
+  final DateTime? txnFrom;
+  final DateTime? txnTo;
+  final String? suggestedBy;
+  final String? approvedBy;
+  final DateTime? approvedAt;
+  final int? sourceEventId;
+  final String? precisionLevel;
+  final String? maskedValidFrom;
+  final dynamic valueNorm;
+
+  const LocoAttrVersion({
+    required this.attrCode,
+    required this.locoId,
+    this.versionId,
+    this.attrTypeId,
+    this.valueStr,
+    this.valueInt,
+    this.valueDate,
+    this.valueBool,
+    this.valueEnum,
+    this.validFrom,
+    this.validTo,
+    this.txnFrom,
+    this.txnTo,
+    this.suggestedBy,
+    this.approvedBy,
+    this.approvedAt,
+    this.sourceEventId,
+    this.precisionLevel,
+    this.maskedValidFrom,
+    this.valueNorm,
+  });
+
+  factory LocoAttrVersion.fromJson(Map<String, dynamic> json) {
+    return LocoAttrVersion(
+      attrCode: json['attr_code']?.toString() ?? '',
+      locoId: (json['loco_id'] as num?)?.toInt() ?? 0,
+      versionId: (json['loco_attr_v_id'] as num?)?.toInt(),
+      attrTypeId: (json['attr_type_id'] as num?)?.toInt(),
+      valueStr: json['value_str']?.toString(),
+      valueInt: (json['value_int'] as num?)?.toInt(),
+      valueDate: _parseDate(json['value_date']),
+      valueBool: _parseBool(json['value_bool']),
+      valueEnum: json['value_enum']?.toString(),
+      validFrom: _parseDate(json['valid_from']),
+      validTo: _parseDate(json['valid_to']),
+      txnFrom: _parseDate(json['txn_from']),
+      txnTo: _parseDate(json['txn_to']),
+      suggestedBy: json['suggested_by']?.toString(),
+      approvedBy: json['approved_by']?.toString(),
+      approvedAt: _parseDate(json['approved_at']),
+      sourceEventId: (json['source_event_id'] as num?)?.toInt(),
+      precisionLevel: json['precision_level']?.toString(),
+      maskedValidFrom: json['masked_valid_from']?.toString(),
+      valueNorm: json['value_norm'],
+    );
+  }
+
+  static DateTime? _parseDate(dynamic value) {
+    if (value == null) return null;
+    if (value is DateTime) return value;
+    return DateTime.tryParse(value.toString());
+  }
+
+  static bool? _parseBool(dynamic value) {
+    if (value == null) return null;
+    if (value is bool) return value;
+    if (value is num) return value != 0;
+    final str = value.toString().toLowerCase();
+    if (['true', '1', 'yes'].contains(str)) return true;
+    if (['false', '0', 'no'].contains(str)) return false;
+    return null;
+  }
+
+  static List<LocoAttrVersion> fromGroupedJson(dynamic json) {
+    final List<LocoAttrVersion> items = [];
+    if (json is Map) {
+      json.forEach((key, value) {
+        if (value is List) {
+          for (final entry in value) {
+            if (entry is Map<String, dynamic>) {
+              final merged = Map<String, dynamic>.from(entry);
+              merged.putIfAbsent('attr_code', () => key);
+              items.add(LocoAttrVersion.fromJson(merged));
+            }
+          }
+        }
+      });
+    }
+    items.sort(
+      (a, b) {
+        final aDate = a.validFrom ?? a.txnFrom ?? DateTime.fromMillisecondsSinceEpoch(0);
+        final bDate = b.validFrom ?? b.txnFrom ?? DateTime.fromMillisecondsSinceEpoch(0);
+        final dateCompare = aDate.compareTo(bDate);
+        if (dateCompare != 0) return dateCompare;
+        return a.attrCode.compareTo(b.attrCode);
+      },
+    );
+    return items;
+  }
+
+  String get valueLabel {
+    if (valueStr != null && valueStr!.isNotEmpty) return valueStr!;
+    if (valueEnum != null && valueEnum!.isNotEmpty) return valueEnum!;
+    if (valueInt != null) return valueInt!.toString();
+    if (valueBool != null) return valueBool! ? 'Yes' : 'No';
+    if (valueDate != null) return DateFormat('yyyy-MM-dd').format(valueDate!);
+    if (valueNorm != null && valueNorm.toString().isNotEmpty) {
+      return valueNorm.toString();
+    }
+    return '—';
+  }
+
+  String get validityRange {
+    final start = maskedValidFrom ?? _formatDate(validFrom) ?? 'Unknown';
+    final end = _formatDate(validTo, fallback: 'Present') ?? 'Present';
+    return '$start → $end';
+  }
+
+  String? _formatDate(DateTime? value, {String? fallback}) {
+    if (value == null) return fallback;
+    return DateFormat('yyyy-MM-dd').format(value);
+  }
+}
+
 class LeaderboardEntry {
   final String userId, username, userFullName;
   final double mileage;

lib/services/apiService.dart

@@ -97,10 +97,7 @@ class ApiService {
       return body;
     }
 
-    if (res.statusCode == 401 &&
+    if (res.statusCode == 401 && _onUnauthorized != null) {
-        body is Map<String, dynamic> &&
-        body['detail'] == 'Not authenticated' &&
-        _onUnauthorized != null) {
       await _onUnauthorized!();
     }
 

lib/services/dataService.dart

@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'dart:convert';
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/scheduler.dart';
@@ -49,6 +50,12 @@ class DataService extends ChangeNotifier {
   bool get isTractionLoading => _isTractionLoading;
   bool _tractionHasMore = false;
   bool get tractionHasMore => _tractionHasMore;
+  final Map<int, List<LocoAttrVersion>> _locoTimelines = {};
+  final Map<int, bool> _isLocoTimelineLoading = {};
+  List<LocoAttrVersion> timelineForLoco(int locoId) =>
+      _locoTimelines[locoId] ?? [];
+  bool isLocoTimelineLoading(int locoId) =>
+      _isLocoTimelineLoading[locoId] ?? false;
 
   // Trips
   List<TripSummary> _trips = [];
@@ -235,6 +242,24 @@ class DataService extends ChangeNotifier {
     }
   }
 
+  Future<List<LocoAttrVersion>> fetchLocoTimeline(int locoId) async {
+    _isLocoTimelineLoading[locoId] = true;
+    _notifyAsync();
+    try {
+      final json = await api.get('/loco/get-timeline/$locoId');
+      final timeline = LocoAttrVersion.fromGroupedJson(json);
+      _locoTimelines[locoId] = timeline;
+      return timeline;
+    } catch (e) {
+      debugPrint('Failed to fetch loco timeline for $locoId: $e');
+      _locoTimelines[locoId] = [];
+      return [];
+    } finally {
+      _isLocoTimelineLoading[locoId] = false;
+      _notifyAsync();
+    }
+  }
+
   Future<dynamic> createLoco(Map<String, dynamic> payload) async {
     try {
       final response = await api.put('/loco/new', payload);
@@ -417,6 +442,30 @@ class DataService extends ChangeNotifier {
     return _locoClasses;
   }
 
+  Future<void> createLocoEvent({
+    required int locoId,
+    required String eventDate,
+    required Map<String, dynamic> values,
+    required String details,
+    String eventType = 'other',
+  }) async {
+    try {
+      await api.put(
+        '/event/new',
+        {
+          'loco_id': locoId,
+          'loco_event_type': eventType,
+          'loco_event_date': eventDate,
+          'loco_event_value': jsonEncode(values),
+          'loco_event_details': details,
+        },
+      );
+    } catch (e) {
+      debugPrint('Failed to create loco event: $e');
+      rethrow;
+    }
+  }
+
   void clear() {
     _homepageStats = null;
     _legs = [];
@@ -424,6 +473,8 @@ class DataService extends ChangeNotifier {
     _trips = [];
     _tripDetails = [];
     _eventFields = [];
+    _locoTimelines.clear();
+    _isLocoTimelineLoading.clear();
     _notifyAsync();
   }
 

pubspec.yaml

@@ -16,7 +16,7 @@ publish_to: "none" # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 0.1.5+1
+version: 0.2.0+1
 
 environment:
   sdk: ^3.8.1