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120 lines
3.8 KiB
Dart
120 lines
3.8 KiB
Dart
import 'dart:ui' show FontFeature;
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import 'package:flutter/material.dart';
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import '../models/work_day.dart';
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String monthTitle(DateTime m) {
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const months = [
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'Januar', 'Februar', 'März', 'April', 'Mai', 'Juni',
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'Juli', 'August', 'September', 'Oktober', 'November', 'Dezember'
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];
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return '${months[m.month - 1]} ${m.year}';
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}
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String leftDayLabel(DateTime d) => '${ddmm(d)} ${weekdayShort(d)}';
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String rightDayLabel(DateTime d) => '${weekdayShort(d)} ${ddmm(d)}';
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String weekdayShort(DateTime d) {
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switch (d.weekday) {
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case DateTime.monday: return 'Mo';
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case DateTime.tuesday: return 'Di';
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case DateTime.wednesday: return 'Mi';
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case DateTime.thursday: return 'Do';
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case DateTime.friday: return 'Fr';
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case DateTime.saturday: return 'Sa';
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case DateTime.sunday: return 'So';
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default: return '';
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}
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}
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String ddmm(DateTime d) =>
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'${d.day.toString().padLeft(2, '0')}.${d.month.toString().padLeft(2, '0')}';
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Widget mono(String s) =>
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Text(s, style: const TextStyle(fontFeatures: [FontFeature.tabularFigures()]));
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String fmtTimeOfDay(TimeOfDay t) =>
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'${t.hour.toString().padLeft(2, '0')}:${t.minute.toString().padLeft(2, '0')}';
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String minutesToHHMM(int minutes) {
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final h = minutes ~/ 60;
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final m = minutes % 60;
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return '${h.toString().padLeft(2, '0')}:${m.toString().padLeft(2, '0')}';
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}
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String minutesToSignedHHMM(int minutes) {
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final sign = minutes < 0 ? '-' : '+';
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final absMin = minutes.abs();
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final h = absMin ~/ 60;
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final m = absMin % 60;
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return '$sign${h.toString().padLeft(2, '0')}:${m.toString().padLeft(2, '0')}';
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}
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TimeOfDay? parseHHMM(dynamic v) {
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if (v == null) return null;
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final s = v.toString().trim();
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if (s.isEmpty) return null;
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final parts = s.split(':');
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if (parts.length < 2) return null;
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final h = int.tryParse(parts[0]) ?? 0;
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final m = int.tryParse(parts[1]) ?? 0;
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if (h < 0 || h > 23 || m < 0 || m > 59) return null;
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return TimeOfDay(hour: h, minute: m);
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}
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TimeOfDay? parseTextHHMM(String s) {
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final t = s.trim();
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if (t.length != 5 || t[2] != ':') return null;
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final h = int.tryParse(t.substring(0, 2));
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final m = int.tryParse(t.substring(3, 5));
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if (h == null || m == null) return null;
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if (h < 0 || h > 23 || m < 0 || m > 59) return null;
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return TimeOfDay(hour: h, minute: m);
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}
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String ymd(DateTime d) =>
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'${d.year.toString().padLeft(4, '0')}-${d.month.toString().padLeft(2, '0')}-${d.day.toString().padLeft(2, '0')}';
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// Füllt alle Tage des Monats auf
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List<WorkDay> fillMonth(DateTime monthStart, List<WorkDay> existing) {
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final map = <String, WorkDay>{for (final w in existing) ymd(w.date): w};
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final nextMonth = DateTime(monthStart.year, monthStart.month + 1, 1);
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final out = <WorkDay>[];
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for (DateTime d = monthStart; d.isBefore(nextMonth); d = d.add(const Duration(days: 1))) {
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final key = ymd(d);
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final wd = map[key];
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if (wd != null) {
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out.add(wd);
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} else {
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final isWeekend = d.weekday == DateTime.saturday || d.weekday == DateTime.sunday;
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final target = isWeekend ? 0 : 8 * 60;
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out.add(WorkDay(date: d, intervals: const [], targetMinutes: target));
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}
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}
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return out;
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}
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/// "HH:MM:SS" → Minuten (Sekunden ignoriert). Ungültig => null.
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int? minutesFromHHMMSS(String? s) {
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if (s == null) return null;
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final parts = s.split(':');
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if (parts.length != 3) return null;
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final h = int.tryParse(parts[0]) ?? 0;
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final m = int.tryParse(parts[1]) ?? 0;
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return h * 60 + m;
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}
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// Abwesenheitscodes und Labels
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const List<String> kAbsenceCodes = ['GZ', 'K', 'U', 'SU', 'T'];
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String codeLabel(String? code) {
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switch (code) {
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case 'GZ': return 'Gleitzeit';
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case 'K': return 'Krankenstand';
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case 'U': return 'Urlaub';
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case 'SU': return 'Sonderurlaub';
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case 'T': return 'Training';
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default: return '—';
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}
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}
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