Monthy calculation

2025-10-10 09:53:16 +02:00
parent e84d463212
commit f679ea672b
5 changed files with 411 additions and 76 deletions
@@ -1,3 +1,4 @@
+import 'dart:typed_data';
 import 'dart:convert';
 import 'package:http/http.dart' as http;
 import '../models/work_day.dart';
@@ -1,4 +1,5 @@
-import 'dart:async'; // << neu: für Timer (Debounce)
+import 'dart:async';
+import 'dart:convert'; // <-- für jsonEncode (Debug)
 import 'dart:ui' show FontFeature;
 import 'package:flutter/material.dart';
 import 'package:http/http.dart' as http;
@@ -27,6 +28,9 @@ class _MonthlyViewState extends State<MonthlyView> {
  static const double _wNumber = 76;
  static const double _fontSize = 12;

+  // API Base (nur für Debug-Ausgabe)
+  static const String _apiUrl = 'https://api.windesign.at/workinghours.php';
+
  // Codes, die Zeiten leeren/sperren
  static const Set<String> _lockCodes = {'G', 'K', 'U', 'SU'};

@@ -34,7 +38,8 @@ class _MonthlyViewState extends State<MonthlyView> {
  final Set<String> _invalidCells = <String>{};
  final Map<String, FocusNode> _focusNodes = {};
  final Map<String, TextEditingController> _controllers = {};
-  FocusNode _nodeFor(String key) => _focusNodes.putIfAbsent(key, () => FocusNode());
+  FocusNode _nodeFor(String key) =>
+      _focusNodes.putIfAbsent(key, () => FocusNode());
  TextEditingController _controllerFor(String key, String initial) =>
      _controllers.putIfAbsent(key, () => TextEditingController(text: initial));

@@ -68,11 +73,12 @@ class _MonthlyViewState extends State<MonthlyView> {
  late final ScrollController _vCtrl;
  bool _syncingH = false;

-  // --- NEU: Debounce + Save-Status pro Zeile ---
-  final Map<int, Timer> _saveTimers = {};     // rowIndex -> Timer
-  final Set<int> _savingRows = {};            // Zeilen, die gerade speichern
-  final Set<int> _justSavedRows = {};         // Zeilen, die eben gespeichert haben (Häkchen kurz anzeigen)
-  final Map<int, String> _rowSaveError = {};  // Zeilenfehler
+  // Save-Status pro Zeile
+  final Map<int, Timer> _saveTimers = {}; // rowIndex -> Timer
+  final Set<int> _savingRows = {}; // Zeilen, die gerade speichern
+  final Set<int> _justSavedRows =
+      {}; // Zeilen, die eben gespeichert haben (Häkchen kurz anzeigen)
+  final Map<int, String> _rowSaveError = {}; // Zeilenfehler

  @override
  void initState() {
@@ -118,6 +124,9 @@ class _MonthlyViewState extends State<MonthlyView> {
  }

  Future<void> _loadMonth(DateTime m) async {
+    // DEBUG
+    print('[monthly] LOAD month=${m.year}-${m.month.toString().padLeft(2, '0')}');
+
    setState(() {
      _loading = true;
      _error = null;
@@ -125,14 +134,14 @@ class _MonthlyViewState extends State<MonthlyView> {
    });
    try {
      final results = await Future.wait([
-        _bookingApi.getBookingList(m),   // List<WorkDay>
-        _dailyApi.getDailyMinutes(),     // Map<int,int>
-        _bookingApi.getMonthStart(m),    // MonthStart
+        _bookingApi.getBookingList(m), // List<WorkDay>
+        _dailyApi.getDailyMinutes(), // Map<int,int>
+        _bookingApi.getMonthStart(m), // MonthStart
      ]);

      final apiDays = results[0] as List<WorkDay>;
-      final plan    = results[1] as Map<int, int>;
-      final mStart  = results[2] as MonthStart;
+      final plan = results[1] as Map<int, int>;
+      final mStart = results[2] as MonthStart;

      final holidayMap = buildHolidayMapAT(m.year);

@@ -140,10 +149,12 @@ class _MonthlyViewState extends State<MonthlyView> {
      final withTargets = filled.map((d) {
        final isHoliday = holidayMap.containsKey(ymd(d.date));
        // Feiertage haben immer Soll 0
-        final baseTarget = isHoliday ? 0 : (plan[d.date.weekday] ?? d.targetMinutes);
+        final baseTarget =
+            isHoliday ? 0 : (plan[d.date.weekday] ?? d.targetMinutes);
        // U/SU/K ebenfalls Soll 0
        final code = d.code;
-        final target = (code == 'U' || code == 'SU' || code == 'K') ? 0 : baseTarget;
+        final target =
+            (code == 'U' || code == 'SU' || code == 'K') ? 0 : baseTarget;
        return WorkDay(
          date: d.date,
          intervals: d.intervals,
@@ -158,7 +169,8 @@ class _MonthlyViewState extends State<MonthlyView> {
        _days = withTargets;
        _dailyPlan = plan;
        _monthStartInfo = mStart;
-        _carryBaseMinutes = mStart.carryBaseMinutes; // starthours + overtime + correction
+        _carryBaseMinutes =
+            mStart.carryBaseMinutes; // starthours + overtime + correction
        _loading = false;

        // Status-Maps leeren (neuer Monat)
@@ -167,8 +179,16 @@ class _MonthlyViewState extends State<MonthlyView> {
        _rowSaveError.clear();
      });

+      // DEBUG: geladene Monats-Startdaten
+      print('[monthly] monthStart loaded for ${ymd(_monthStart)} '
+          'carryBase=${_carryBaseMinutes} '
+          'startvacation=${_monthStartInfo?.startVacationUnits ?? 0} '
+          'overtime=${_monthStartInfo?.overtimeMinutes ?? 0} '
+          'correction=${_monthStartInfo?.correctionMinutes ?? 0}');
+
      _syncControllersWithDays();
    } catch (e) {
+      print('[monthly] LOAD ERROR: $e');
      setState(() {
        _error = e.toString();
        _loading = false;
@@ -193,7 +213,8 @@ class _MonthlyViewState extends State<MonthlyView> {
    }
  }

-  Color? _rowColorFor(WorkDay d, {required Color? holidayBg, required Color? weekendBg}) {
+  Color? _rowColorFor(WorkDay d,
+      {required Color? holidayBg, required Color? weekendBg}) {
    switch (d.code) {
      case 'G':
        return const Color(0xFFBFBFFF); // Gleitzeit
@@ -202,12 +223,13 @@ class _MonthlyViewState extends State<MonthlyView> {
      case 'SU':
        return const Color(0xFF7F7FFF); // Sonderurlaub
      case 'K':
-        return Colors.yellow;           // Krankenstand
+        return Colors.yellow; // Krankenstand
      case 'T':
-        return Colors.red;              // Training
+        return Colors.red; // Training
    }
    final isHoliday = _holidays.containsKey(ymd(d.date));
-    final isWeekend = d.date.weekday == DateTime.saturday || d.date.weekday == DateTime.sunday;
+    final isWeekend = d.date.weekday == DateTime.saturday ||
+        d.date.weekday == DateTime.sunday;
    if (isHoliday) return holidayBg;
    if (isWeekend) return weekendBg;
    return null;
@@ -215,7 +237,6 @@ class _MonthlyViewState extends State<MonthlyView> {

  @override
  Widget build(BuildContext context) {
-    final headerColumns = _buildColumns();
    final bodyColumns = _buildColumns();

    final theme = Theme.of(context);
@@ -223,7 +244,8 @@ class _MonthlyViewState extends State<MonthlyView> {
    final weekendBg = Colors.grey.withOpacity(0.30);

    // Live-„Effective“-Tage (inkl. Eingabetexte + Sperrlogik)
-    final effectiveDays = List<WorkDay>.generate(_days.length, (i) => _effectiveDay(i, _days[i]));
+    final effectiveDays =
+        List<WorkDay>.generate(_days.length, (i) => _effectiveDay(i, _days[i]));

    // Tagesdifferenzen & kumuliert (Start mit Monatssaldo aus API)
    final diffs = <int>[];
@@ -257,7 +279,8 @@ class _MonthlyViewState extends State<MonthlyView> {
    };

    final correctionMin = _monthStartInfo?.correctionMinutes ?? 0;
-    final nextCarryMin = cumulative.isNotEmpty ? cumulative.last : _carryBaseMinutes;
+    final nextCarryMin =
+        cumulative.isNotEmpty ? cumulative.last : _carryBaseMinutes;

    final rows = List<DataRow>.generate(_days.length, (i) {
      final day = effectiveDays[i];
@@ -274,8 +297,10 @@ class _MonthlyViewState extends State<MonthlyView> {
      _MonthHeader(
        month: _monthStart,
        loading: _loading,
-        onPrev: () => _loadMonth(DateTime(_monthStart.year, _monthStart.month - 1, 1)),
-        onNext: () => _loadMonth(DateTime(_monthStart.year, _monthStart.month + 1, 1)),
+        onPrev: () =>
+            _loadMonth(DateTime(_monthStart.year, _monthStart.month - 1, 1)),
+        onNext: () =>
+            _loadMonth(DateTime(_monthStart.year, _monthStart.month + 1, 1)),
        onPickMonth: () async {
          final picked = await showDatePicker(
            context: context,
@@ -300,8 +325,10 @@ class _MonthlyViewState extends State<MonthlyView> {
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisSize: MainAxisSize.min,
              children: <Widget>[
-                Text('Fehler beim Laden:', style: TextStyle(fontSize: _fontSize)),
-                SelectableText(_error ?? '', style: const TextStyle(fontSize: _fontSize)),
+                Text('Fehler beim Laden:',
+                    style: TextStyle(fontSize: _fontSize)),
+                SelectableText(_error ?? '',
+                    style: const TextStyle(fontSize: _fontSize)),
              ],
            ),
            actions: <Widget>[
@@ -324,7 +351,8 @@ class _MonthlyViewState extends State<MonthlyView> {
            data: DataTableThemeData(
              headingRowHeight: 30,
              columnSpacing: 10,
-              headingTextStyle: const TextStyle(fontWeight: FontWeight.w700, fontSize: _fontSize),
+              headingTextStyle: const TextStyle(
+                  fontWeight: FontWeight.w700, fontSize: _fontSize),
            ),
            child: const _HeaderOnlyDataTable(),
          ),
@@ -397,7 +425,9 @@ class _MonthlyViewState extends State<MonthlyView> {
  }

  List<DataColumn> _buildColumns() {
-    DataColumn c(String label, {Alignment align = Alignment.center, double? width}) => DataColumn(
+    DataColumn c(String label,
+            {Alignment align = Alignment.center, double? width}) =>
+        DataColumn(
          label: SizedBox(
            width: width,
            child: Align(
@@ -433,14 +463,16 @@ class _MonthlyViewState extends State<MonthlyView> {
    ];
  }

-  List<DataCell> _buildEditableCells(int dayIndex, WorkDay day, int runningDiff) {
-    final leftLabel = rightDayLabel(day.date);  // "Mo 01.09."
-    final rightLabel = leftDayLabel(day.date);  // "01.09. Mo"
+  List<DataCell> _buildEditableCells(
+      int dayIndex, WorkDay day, int runningDiff) {
+    final leftLabel = rightDayLabel(day.date); // "Mo 01.09."
+    final rightLabel = leftDayLabel(day.date); // "01.09. Mo"
    final hName = _holidays[ymd(day.date)] ?? '';

    final bool lockTimes = day.code != null && _lockCodes.contains(day.code);
    final bool isHoliday = _holidays.containsKey(ymd(day.date));
-    final bool isWeekend = day.date.weekday == DateTime.saturday || day.date.weekday == DateTime.sunday;
+    final bool isWeekend = day.date.weekday == DateTime.saturday ||
+        day.date.weekday == DateTime.sunday;
    final bool codeDisabled = isHoliday || isWeekend;

    String slotText(int slot, bool isStart) {
@@ -480,7 +512,7 @@ class _MonthlyViewState extends State<MonthlyView> {
              ),
            ),
            const SizedBox(width: 4),
-            _rowStatusBadge(dayIndex), // << neu: Spinner/Häkchen/Fault
+            _rowStatusBadge(dayIndex), // Spinner/Häkchen/Fehler
          ],
        ),
      ),
@@ -603,7 +635,8 @@ class _MonthlyViewState extends State<MonthlyView> {
    )));
    cells.add(DataCell(SizedBox(
      width: _wNumber,
-      child: Align(alignment: Alignment.centerRight, child: _monoSmall(diffSum)),
+      child:
+          Align(alignment: Alignment.centerRight, child: _monoSmall(diffSum)),
    )));

    // 17: Datum (linksbündig)
@@ -615,7 +648,8 @@ class _MonthlyViewState extends State<MonthlyView> {
      ),
    )));

-    assert(cells.length == 18, 'Row has ${cells.length} cells but expected 18.');
+    assert(
+        cells.length == 18, 'Row has ${cells.length} cells but expected 18.');
    return cells;
  }

@@ -628,7 +662,7 @@ class _MonthlyViewState extends State<MonthlyView> {
        ),
      );

-  // --- NEU: kleiner Status-Badge pro Zeile ---
+  // kleiner Status-Badge pro Zeile
  Widget _rowStatusBadge(int row) {
    if (_savingRows.contains(row)) {
      return const SizedBox(
@@ -638,7 +672,8 @@ class _MonthlyViewState extends State<MonthlyView> {
      );
    }
    if (_rowSaveError.containsKey(row)) {
-      return Icon(Icons.error_outline, size: 14, color: Theme.of(context).colorScheme.error);
+      return Icon(Icons.error_outline,
+          size: 14, color: Theme.of(context).colorScheme.error);
    }
    if (_justSavedRows.contains(row)) {
      return const Icon(Icons.check_circle, size: 14, color: Colors.green);
@@ -657,20 +692,30 @@ class _MonthlyViewState extends State<MonthlyView> {
        final label = v == null ? '—' : codeLabel(v); // langer Name im Dropdown
        return DropdownMenuItem<String?>(
          value: v,
-          child: Text(label, textAlign: TextAlign.center, style: const TextStyle(fontSize: _fontSize)),
+          child: Text(label,
+              textAlign: TextAlign.center,
+              style: const TextStyle(fontSize: _fontSize)),
        );
      }).toList(),
      selectedItemBuilder: (context) {
        return values.map((v) {
          final shortText = v ?? '—'; // kurzer Name in der Tabelle
-          return Center(child: Text(shortText, style: const TextStyle(fontSize: _fontSize)));
+          return Center(
+              child:
+                  Text(shortText, style: const TextStyle(fontSize: _fontSize)));
        }).toList();
      },
      onChanged: disabled
          ? null
          : (newCode) {
              final d = _days[dayIndex];
-              final bool willLock = newCode != null && _lockCodes.contains(newCode);
+              final bool willLock =
+                  newCode != null && _lockCodes.contains(newCode);
+
+              // DEBUG
+              print('[monthly] CODE change day=${ymd(d.date)} newCode=${newCode ?? '-'} '
+                  '(lockTimes=$willLock)');
+
              setState(() {
                final newDays = List<WorkDay>.from(_days);
                newDays[dayIndex] = WorkDay(
@@ -693,7 +738,7 @@ class _MonthlyViewState extends State<MonthlyView> {
                }
              });

-              _scheduleSave(dayIndex); // << neu: debounce statt sofort speichern
+              _scheduleSave(dayIndex);
            },
    );
  }
@@ -715,6 +760,11 @@ class _MonthlyViewState extends State<MonthlyView> {

    if (d.code != null && _lockCodes.contains(d.code)) return;

+    // DEBUG
+    print('[monthly] TIME commit day=${ymd(d.date)} '
+        'slot=${slot + 1} ${isStart ? 'start' : 'end'}="$text" '
+        'parsed=${t != null ? fmtTimeOfDay(t) : '-'}');
+
    final starts = List<TimeOfDay?>.filled(5, null);
    final ends = List<TimeOfDay?>.filled(5, null);

@@ -747,21 +797,20 @@ class _MonthlyViewState extends State<MonthlyView> {
      _days = newDays;
    });

-    _scheduleSave(dayIndex); // << neu: debounce
+    _scheduleSave(dayIndex);
  }

-  // --- NEU: Debounce + Save-Status-Handling ---
+  // Debounce für Tages-Save
  void _scheduleSave(int dayIndex) {
-    // alten Timer stoppen
    _saveTimers[dayIndex]?.cancel();
-    // neuen Timer setzen
    _saveTimers[dayIndex] = Timer(const Duration(milliseconds: 500), () async {
+      // DEBUG
+      print('[monthly] SAVE (debounced) row=$dayIndex date=${ymd(_days[dayIndex].date)}');
      await _saveDay(dayIndex);
    });
  }

  Future<void> _saveDay(int dayIndex) async {
-    // evtl. laufenden Debounce-Timer löschen (wir speichern jetzt)
    _saveTimers[dayIndex]?.cancel();
    _saveTimers.remove(dayIndex);

@@ -773,7 +822,19 @@ class _MonthlyViewState extends State<MonthlyView> {

    try {
      final effective = _effectiveDay(dayIndex, _days[dayIndex]);
-      await _bookingApi.saveDay(effective);
+
+      // --- DEBUG: booking/saveDay Aufruf + Payload spiegeln ---
+      final payload = _debugDayPayload(effective);
+      print('[api] POST $_apiUrl');
+      print('[api] body=${jsonEncode(payload)}');
+
+      await _bookingApi.saveDay(effective); // tatsächlicher API-Call
+
+      // DEBUG
+      print('[api] booking/saveDay OK date=${ymd(effective.date)}');
+
+      // Folgemonat mitrechnen/speichern
+      await _saveMonthStartNow();

      if (!mounted) return;
      setState(() {
@@ -789,12 +850,12 @@ class _MonthlyViewState extends State<MonthlyView> {
        });
      });
    } catch (e) {
+      print('[api] booking/saveDay ERROR: $e');
      if (!mounted) return;
      setState(() {
        _savingRows.remove(dayIndex);
        _rowSaveError[dayIndex] = e.toString();
      });
-      // optional non-intrusive Snack
      ScaffoldMessenger.of(context).showSnackBar(
        SnackBar(
          content: Text('Speichern fehlgeschlagen: $e'),
@@ -805,6 +866,59 @@ class _MonthlyViewState extends State<MonthlyView> {
    }
  }

+  Future<void> _saveMonthStartNow() async {
+    // 1) Folgemonat bestimmen
+    final nextMonth = DateTime(_monthStart.year, _monthStart.month + 1, 1);
+
+    // 2) Effektive Tage (inkl. Eingabefelder berücksichtigen)
+    final effectiveDays =
+        List<WorkDay>.generate(_days.length, (i) => _effectiveDay(i, _days[i]));
+
+    // 3) Saldo des Monats berechnen (Start + Summe(IST - SOLL))
+    int saldoMin = _carryBaseMinutes;
+    for (final d in effectiveDays) {
+      final worked = _workedFor(d);
+      final target = d.targetMinutes;
+      saldoMin += worked - target;
+    }
+
+    // 4) Urlaubs-Übertrag berechnen
+    final startVacation = _monthStartInfo?.startVacationUnits ?? 0;
+    final usedVacation = _days.where((d) => d.code == 'U').length;
+    final carryVacation = startVacation - usedVacation;
+
+    // 5) Overtime/Correction aus Startdaten übernehmen
+    final overtime = _monthStartInfo?.overtimeMinutes ?? 0;
+    final correction = _monthStartInfo?.correctionMinutes ?? 0;
+
+    // --- DEBUG: monthlybooking/saveStart Aufruf + Payload spiegeln ---
+    final payload = {
+      'module': 'monthlybooking',
+      'function': 'saveStart',
+      'date':
+          '${nextMonth.year.toString().padLeft(4, '0')}-${nextMonth.month.toString().padLeft(2, '0')}-01',
+      'starthours': saldoMin,
+      'startvacation': carryVacation,
+      'overtime': overtime,
+      'correction': correction,
+    };
+    print('[api] POST $_apiUrl');
+    print('[api] body=${jsonEncode(payload)}');
+
+    try {
+      await _bookingApi.saveMonthStart(
+        nextMonth,
+        starthours: saldoMin,
+        startvacation: carryVacation,
+        overtime: overtime,
+        correction: correction,
+      );
+      print('[api] monthlybooking/saveStart OK for ${ymd(nextMonth)}');
+    } catch (e) {
+      print('[api] monthlybooking/saveStart ERROR: $e');
+    }
+  }
+
  void _syncControllersWithDays() {
    for (int i = 0; i < _days.length; i++) {
      final lock = _days[i].code != null && _lockCodes.contains(_days[i].code);
@@ -823,8 +937,12 @@ class _MonthlyViewState extends State<MonthlyView> {
                : '';
        final cs = _controllers[sKey];
        final ce = _controllers[eKey];
-        if (cs != null && cs.text != sText && !(_focusNodes[sKey]?.hasFocus ?? false)) cs.text = sText;
-        if (ce != null && ce.text != eText && !(_focusNodes[eKey]?.hasFocus ?? false)) ce.text = eText;
+        if (cs != null &&
+            cs.text != sText &&
+            !(_focusNodes[sKey]?.hasFocus ?? false)) cs.text = sText;
+        if (ce != null &&
+            ce.text != eText &&
+            !(_focusNodes[eKey]?.hasFocus ?? false)) ce.text = eText;
      }
    }
  }
@@ -866,8 +984,12 @@ class _MonthlyViewState extends State<MonthlyView> {
      final sText = _controllers[sKey]?.text;
      final eText = _controllers[eKey]?.text;

-      final s = (sText != null && sText.isNotEmpty) ? parseTextHHMM(sText) : baseSlot(base, slot, true);
-      final e = (eText != null && eText.isNotEmpty) ? parseTextHHMM(eText) : baseSlot(base, slot, false);
+      final s = (sText != null && sText.isNotEmpty)
+          ? parseTextHHMM(sText)
+          : baseSlot(base, slot, true);
+      final e = (eText != null && eText.isNotEmpty)
+          ? parseTextHHMM(eText)
+          : baseSlot(base, slot, false);

      if (s != null && e != null) intervals.add(WorkInterval(s, e));
    }
@@ -929,6 +1051,40 @@ class _MonthlyViewState extends State<MonthlyView> {
    if (a == Alignment.centerLeft) return TextAlign.left;
    return TextAlign.center;
  }
+
+  // ------------------------ DEBUG-Helper ------------------------
+
+  Map<String, dynamic> _debugDayPayload(WorkDay day) {
+    // Intervalle als 5 Slots wie im echten POST
+    final starts = List<String?>.filled(5, null);
+    final ends = List<String?>.filled(5, null);
+    for (int i = 0; i < day.intervals.length && i < 5; i++) {
+      starts[i] = fmtTimeOfDay(day.intervals[i].start);
+      ends[i] = fmtTimeOfDay(day.intervals[i].end);
+    }
+    final lock = _lockCodes.contains(day.code);
+
+    final y = day.date.year.toString().padLeft(4, '0');
+    final m = day.date.month.toString().padLeft(2, '0');
+    final d = day.date.day.toString().padLeft(2, '0');
+
+    return {
+      'module': 'booking',
+      'function': 'saveDay',
+      'date': '$y-$m-$d',
+      'code': day.code, // null → wird als NULL gespeichert
+      'come1': lock ? null : starts[0],
+      'leave1': lock ? null : ends[0],
+      'come2': lock ? null : starts[1],
+      'leave2': lock ? null : ends[1],
+      'come3': lock ? null : starts[2],
+      'leave3': lock ? null : ends[2],
+      'come4': lock ? null : starts[3],
+      'leave4': lock ? null : ends[3],
+      'come5': lock ? null : starts[4],
+      'leave5': lock ? null : ends[4],
+    };
+  }
 }

 /// Kopfzeile als separate DataTable (fixiert)
@@ -969,16 +1125,26 @@ class _MonthHeader extends StatelessWidget {
    return Padding(
      padding: const EdgeInsets.symmetric(horizontal: 4.0),
      child: Row(children: [
-        IconButton(onPressed: loading ? null : onPrev, icon: const Icon(Icons.chevron_left)),
+        IconButton(
+            onPressed: loading ? null : onPrev,
+            icon: const Icon(Icons.chevron_left)),
        Expanded(
          child: TextButton.icon(
            onPressed: loading ? null : onPickMonth,
            icon: const Icon(Icons.calendar_month),
-            label: Text(title, style: Theme.of(context).textTheme.titleLarge?.copyWith(fontSize: 16)),
+            label: Text(title,
+                style: Theme.of(context)
+                    .textTheme
+                    .titleLarge
+                    ?.copyWith(fontSize: 16)),
          ),
        ),
-        IconButton(onPressed: loading ? null : onReload, icon: const Icon(Icons.refresh)),
-        IconButton(onPressed: loading ? null : onNext, icon: const Icon(Icons.chevron_right)),
+        IconButton(
+            onPressed: loading ? null : onReload,
+            icon: const Icon(Icons.refresh)),
+        IconButton(
+            onPressed: loading ? null : onNext,
+            icon: const Icon(Icons.chevron_right)),
      ]),
    );
  }
@@ -991,14 +1157,14 @@ class _MonthlySummaryFooter extends StatelessWidget {

  // Linke Spalte (Strings bereits formatiert)
  final String uebertragStartText; // Startsaldo (Minuten → HH:MM)
-  final String sollText;           // Summe Soll (HH:MM)
-  final String istText;            // Summe Ist (HH:MM)
-  final String correctionText;     // Correction (HH:MM, ±)
-  final String saldoText;          // IST - SOLL (±HH:MM)
-  final String paidOvertimeText;   // folgt später (—)
-  final String uebertragNextText;  // letzter „Differenz gesamt“ (±HH:MM)
-  final String restUrlaubText;     // startvacation (Zahl)
-  final String urlaubUebertragText;// startvacation - used
+  final String sollText; // Summe Soll (HH:MM)
+  final String istText; // Summe Ist (HH:MM)
+  final String correctionText; // Correction (HH:MM, ±)
+  final String saldoText; // IST - SOLL (±HH:MM)
+  final String paidOvertimeText; // folgt später (—)
+  final String uebertragNextText; // letzter „Differenz gesamt“ (±HH:MM)
+  final String restUrlaubText; // startvacation (Zahl)
+  final String urlaubUebertragText; // startvacation - used

  // Rechte Spalte (Counts)
  final int countGleitzeit;
@@ -1036,16 +1202,17 @@ class _MonthlySummaryFooter extends StatelessWidget {
    // Monatslabels: Vormonat für Überträge/Resturlaub, aktueller Monat für Soll/Ist
    final prev = DateTime(month.year, month.month - 1, 1);
    final prevLabel = monthTitle(prev);
-    final curLabel  = monthLabel;
+    final curLabel = monthLabel;

    // Layout-Konstanten
-    const double leftValueWidth  = 120; // Werte-Breite links (rechtsbündig)
-    const double rightValueWidth = 80;  // Werte-Breite rechts (rechtsbündig)
-    const double colGap          = 24;  // Abstand zwischen Spalten
-    const double rowGap          = 2;   // Zeilenabstand
-    const double footerMaxWidth  = 720; // maximale Footer-Breite
+    const double leftValueWidth = 120; // Werte-Breite links (rechtsbündig)
+    const double rightValueWidth = 80; // Werte-Breite rechts (rechtsbündig)
+    const double colGap = 24; // Abstand zwischen Spalten
+    const double rowGap = 2; // Zeilenabstand
+    const double footerMaxWidth = 720; // maximale Footer-Breite

-    final labelStyle = TextStyle(fontSize: fontSize, color: Theme.of(context).colorScheme.onSurface);
+    final labelStyle = TextStyle(
+        fontSize: fontSize, color: Theme.of(context).colorScheme.onSurface);
    final valueStyle = TextStyle(
      fontSize: fontSize,
      fontFeatures: const [FontFeature.tabularFigures()],
@@ -1097,7 +1264,8 @@ class _MonthlySummaryFooter extends StatelessWidget {
              width: leftValueWidth,
              child: Align(
                alignment: Alignment.centerRight,
-                child: Text(value, style: valueStyle, textAlign: TextAlign.right),
+                child:
+                    Text(value, style: valueStyle, textAlign: TextAlign.right),
              ),
            ),
          ],
@@ -1116,7 +1284,8 @@ class _MonthlySummaryFooter extends StatelessWidget {
              width: rightValueWidth,
              child: Align(
                alignment: Alignment.centerRight,
-                child: Text(value, style: valueStyle, textAlign: TextAlign.right),
+                child:
+                    Text(value, style: valueStyle, textAlign: TextAlign.right),
              ),
            ),
            const SizedBox(width: 12),
@@ -1158,7 +1327,8 @@ class _MonthlySummaryFooter extends StatelessWidget {
              Expanded(
                child: Column(
                  mainAxisSize: MainAxisSize.min,
-                  children: rightItems.map((e) => rightRow(e.$1, e.$2)).toList(),
+                  children:
+                      rightItems.map((e) => rightRow(e.$1, e.$2)).toList(),
                ),
              ),
            ],
@@ -5,6 +5,10 @@
 import FlutterMacOS
 import Foundation

+import file_picker
+import path_provider_foundation

 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
+  FilePickerPlugin.register(with: registry.registrar(forPlugin: "FilePickerPlugin"))
+  PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
 }
@@ -1,6 +1,14 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  args:
+    dependency: transitive
+    description:
+      name: args
+      sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.7.0"
  async:
    dependency: transitive
    description:
@@ -41,6 +49,14 @@ packages:
      url: "https://pub.dev"
    source: hosted
    version: "1.18.0"
+  cross_file:
+    dependency: transitive
+    description:
+      name: cross_file
+      sha256: "7caf6a750a0c04effbb52a676dce9a4a592e10ad35c34d6d2d0e4811160d5670"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.3.4+2"
  cupertino_icons:
    dependency: "direct main"
    description:
@@ -49,6 +65,14 @@ packages:
      url: "https://pub.dev"
    source: hosted
    version: "1.0.8"
+  dbus:
+    dependency: transitive
+    description:
+      name: dbus
+      sha256: "79e0c23480ff85dc68de79e2cd6334add97e48f7f4865d17686dd6ea81a47e8c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.11"
  fake_async:
    dependency: transitive
    description:
@@ -57,6 +81,22 @@ packages:
      url: "https://pub.dev"
    source: hosted
    version: "1.3.1"
+  ffi:
+    dependency: transitive
+    description:
+      name: ffi
+      sha256: "16ed7b077ef01ad6170a3d0c57caa4a112a38d7a2ed5602e0aca9ca6f3d98da6"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.3"
+  file_picker:
+    dependency: "direct main"
+    description:
+      name: file_picker
+      sha256: f2d9f173c2c14635cc0e9b14c143c49ef30b4934e8d1d274d6206fcb0086a06f
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.3.3"
  flutter:
    dependency: "direct main"
    description: flutter
@@ -70,11 +110,24 @@ packages:
      url: "https://pub.dev"
    source: hosted
    version: "5.0.0"
+  flutter_plugin_android_lifecycle:
+    dependency: transitive
+    description:
+      name: flutter_plugin_android_lifecycle
+      sha256: "1c2b787f99bdca1f3718543f81d38aa1b124817dfeb9fb196201bea85b6134bf"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.26"
  flutter_test:
    dependency: "direct dev"
    description: flutter
    source: sdk
    version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
  http:
    dependency: "direct main"
    description:
@@ -147,6 +200,14 @@ packages:
      url: "https://pub.dev"
    source: hosted
    version: "1.15.0"
+  open_filex:
+    dependency: "direct main"
+    description:
+      name: open_filex
+      sha256: "9976da61b6a72302cf3b1efbce259200cd40232643a467aac7370addf94d6900"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.7.0"
  path:
    dependency: transitive
    description:
@@ -155,6 +216,78 @@ packages:
      url: "https://pub.dev"
    source: hosted
    version: "1.9.0"
+  path_provider:
+    dependency: "direct main"
+    description:
+      name: path_provider
+      sha256: "50c5dd5b6e1aaf6fb3a78b33f6aa3afca52bf903a8a5298f53101fdaee55bbcd"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.5"
+  path_provider_android:
+    dependency: transitive
+    description:
+      name: path_provider_android
+      sha256: "4adf4fd5423ec60a29506c76581bc05854c55e3a0b72d35bb28d661c9686edf2"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.2.15"
+  path_provider_foundation:
+    dependency: transitive
+    description:
+      name: path_provider_foundation
+      sha256: "4843174df4d288f5e29185bd6e72a6fbdf5a4a4602717eed565497429f179942"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
+  path_provider_linux:
+    dependency: transitive
+    description:
+      name: path_provider_linux
+      sha256: f7a1fe3a634fe7734c8d3f2766ad746ae2a2884abe22e241a8b301bf5cac3279
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.2.1"
+  path_provider_platform_interface:
+    dependency: transitive
+    description:
+      name: path_provider_platform_interface
+      sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.2"
+  path_provider_windows:
+    dependency: transitive
+    description:
+      name: path_provider_windows
+      sha256: bd6f00dbd873bfb70d0761682da2b3a2c2fccc2b9e84c495821639601d81afe7
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.0"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      sha256: c15605cd28af66339f8eb6fbe0e541bfe2d1b72d5825efc6598f3e0a31b9ad27
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.0.2"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      sha256: "5d6b1b0036a5f331ebc77c850ebc8506cbc1e9416c27e59b439f917a902a4984"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.6"
+  plugin_platform_interface:
+    dependency: transitive
+    description:
+      name: plugin_platform_interface
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.8"
  sky_engine:
    dependency: transitive
    description: flutter
@@ -240,6 +373,30 @@ packages:
      url: "https://pub.dev"
    source: hosted
    version: "1.1.1"
+  win32:
+    dependency: transitive
+    description:
+      name: win32
+      sha256: daf97c9d80197ed7b619040e86c8ab9a9dad285e7671ee7390f9180cc828a51e
+      url: "https://pub.dev"
+    source: hosted
+    version: "5.10.1"
+  xdg_directories:
+    dependency: transitive
+    description:
+      name: xdg_directories
+      sha256: "7a3f37b05d989967cdddcbb571f1ea834867ae2faa29725fd085180e0883aa15"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      sha256: b015a8ad1c488f66851d762d3090a21c600e479dc75e68328c52774040cf9226
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.5.0"
 sdks:
  dart: ">=3.5.4 <4.0.0"
-  flutter: ">=3.18.0-18.0.pre.54"
+  flutter: ">=3.24.0"
@@ -35,7 +35,10 @@ dependencies:
  # The following adds the Cupertino Icons font to your application.
  # Use with the CupertinoIcons class for iOS style icons.
  cupertino_icons: ^1.0.8
-  http: ^1.5.0
+  http: any
+  path_provider: any
+  open_filex: any
+  file_picker: any

 dev_dependencies:
  flutter_test: