build method

@override Widget build(BuildContext context)

Describes the part of the UI represented by this widget.

Implementation

@override
Widget build(BuildContext context) {
  final theme = ThemeScope.of(context);
  final visibleMonth = DateTime(month.year, month.month);
  final currentDay = _dateOnly(today ?? DateTime.now());
  final selected = selectedDate == null ? null : _dateOnly(selectedDate!);
  final normalizedMarkers = <DateTime, String>{
    for (final entry in markers.entries)
      _dateOnly(entry.key): entry.value.isEmpty ? '•' : entry.value[0],
  };

  final normal = dayStyle ?? theme.bodyMedium;
  final outside =
      outsideStyle ?? (copyStyle(normal)..foreground(theme.muted));
  final todayCell =
      todayStyle ??
      (copyStyle(normal)
        ..foreground(theme.primary)
        ..bold());
  final selectedCell =
      selectedStyle ??
      (copyStyle(normal)
        ..foreground(theme.onPrimary)
        ..background(theme.primary)
        ..bold());
  final weekdays = _orderedWeekdays(firstDayOfWeek);
  final cells = _monthCells(visibleMonth, firstDayOfWeek);

  final rows = <Widget>[
    Text(
      '${_monthNames[visibleMonth.month - 1]} ${visibleMonth.year}',
      style: headerStyle ?? theme.titleSmall,
    ),
    Row(
      gap: 0,
      children: [
        for (final weekday in weekdays)
          Text(weekday.padRight(3), style: weekdayStyle ?? theme.labelSmall),
      ],
    ),
  ];

  for (var week = 0; week < cells.length; week += 7) {
    rows.add(
      Row(
        gap: 0,
        children: [
          for (final date in cells.skip(week).take(7))
            _buildDay(
              date,
              visibleMonth,
              currentDay,
              selected,
              normalizedMarkers,
              normal,
              outside,
              todayCell,
              selectedCell,
            ),
        ],
      ),
    );
  }

  return Column(gap: 0, children: rows);
}