Files
Tracker/lib/screens/calendar/calendar_screen.dart

413 lines
13 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:google_fonts/google_fonts.dart';
import 'package:table_calendar/table_calendar.dart';
import '../../models/user_profile.dart';
import '../../models/cycle_entry.dart';
import '../../providers/user_provider.dart';
import '../../services/cycle_service.dart';
import '../../theme/app_theme.dart';
class CalendarScreen extends ConsumerStatefulWidget {
const CalendarScreen({super.key});
@override
ConsumerState<CalendarScreen> createState() => _CalendarScreenState();
}
class _CalendarScreenState extends ConsumerState<CalendarScreen> {
DateTime _focusedDay = DateTime.now();
DateTime? _selectedDay;
CalendarFormat _calendarFormat = CalendarFormat.month;
@override
Widget build(BuildContext context) {
final entries = ref.watch(cycleEntriesProvider);
final user = ref.watch(userProfileProvider);
final cycleLength = user?.averageCycleLength ?? 28;
final lastPeriodStart = user?.lastPeriodStartDate;
return SafeArea(
child: Column(
children: [
// Header
Padding(
padding: const EdgeInsets.all(20),
child: Row(
children: [
Expanded(
child: Text(
'Calendar',
style: GoogleFonts.outfit(
fontSize: 28,
fontWeight: FontWeight.w600,
color: AppColors.charcoal,
),
),
),
_buildLegendButton(),
],
),
),
// Calendar
Container(
margin: const EdgeInsets.symmetric(horizontal: 16),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(20),
boxShadow: [
BoxShadow(
color: AppColors.charcoal.withOpacity(0.05),
blurRadius: 15,
offset: const Offset(0, 5),
),
],
),
child: TableCalendar(
firstDay: DateTime.now().subtract(const Duration(days: 365)),
lastDay: DateTime.now().add(const Duration(days: 365)),
focusedDay: _focusedDay,
calendarFormat: _calendarFormat,
selectedDayPredicate: (day) => isSameDay(_selectedDay, day),
onDaySelected: (selectedDay, focusedDay) {
setState(() {
_selectedDay = selectedDay;
_focusedDay = focusedDay;
});
},
onFormatChanged: (format) {
setState(() => _calendarFormat = format);
},
onPageChanged: (focusedDay) {
_focusedDay = focusedDay;
},
calendarStyle: CalendarStyle(
outsideDaysVisible: false,
defaultTextStyle: GoogleFonts.outfit(
fontSize: 14,
color: AppColors.charcoal,
),
weekendTextStyle: GoogleFonts.outfit(
fontSize: 14,
color: AppColors.charcoal,
),
todayDecoration: BoxDecoration(
color: AppColors.sageGreen.withOpacity(0.3),
shape: BoxShape.circle,
),
todayTextStyle: GoogleFonts.outfit(
fontSize: 14,
fontWeight: FontWeight.w600,
color: AppColors.sageGreen,
),
selectedDecoration: const BoxDecoration(
color: AppColors.sageGreen,
shape: BoxShape.circle,
),
selectedTextStyle: GoogleFonts.outfit(
fontSize: 14,
fontWeight: FontWeight.w600,
color: Colors.white,
),
),
headerStyle: HeaderStyle(
formatButtonVisible: false,
titleCentered: true,
titleTextStyle: GoogleFonts.outfit(
fontSize: 18,
fontWeight: FontWeight.w600,
color: AppColors.charcoal,
),
leftChevronIcon: Icon(
Icons.chevron_left,
color: AppColors.warmGray,
),
rightChevronIcon: Icon(
Icons.chevron_right,
color: AppColors.warmGray,
),
),
daysOfWeekStyle: DaysOfWeekStyle(
weekdayStyle: GoogleFonts.outfit(
fontSize: 12,
fontWeight: FontWeight.w500,
color: AppColors.warmGray,
),
weekendStyle: GoogleFonts.outfit(
fontSize: 12,
fontWeight: FontWeight.w500,
color: AppColors.warmGray,
),
),
calendarBuilders: CalendarBuilders(
markerBuilder: (context, date, events) {
// Check if it's a logged period day
final isLoggedPeriod = _isLoggedPeriodDay(date, entries);
if (isLoggedPeriod) {
return Positioned(
bottom: 1,
child: Container(
width: 6,
height: 6,
decoration: BoxDecoration(
color: AppColors.menstrualPhase,
shape: BoxShape.circle,
),
),
);
}
final phase = _getPhaseForDate(date, lastPeriodStart, cycleLength);
if (phase != null) {
return Positioned(
bottom: 1,
child: Container(
width: 6,
height: 6,
decoration: BoxDecoration(
color: _getPhaseColor(phase).withOpacity(0.5),
shape: BoxShape.circle,
),
),
);
}
return null;
},
),
),
),
const SizedBox(height: 20),
// Selected Day Info
if (_selectedDay != null)
Expanded(
child: _buildDayInfo(_selectedDay!, lastPeriodStart, cycleLength, entries),
),
],
),
);
}
Widget _buildLegendButton() {
return GestureDetector(
onTap: () => _showLegend(),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
decoration: BoxDecoration(
color: AppColors.blushPink.withOpacity(0.5),
borderRadius: BorderRadius.circular(20),
),
child: Row(
children: [
Icon(Icons.info_outline, size: 16, color: AppColors.rose),
const SizedBox(width: 4),
Text(
'Legend',
style: GoogleFonts.outfit(
fontSize: 12,
fontWeight: FontWeight.w500,
color: AppColors.rose,
),
),
],
),
),
);
}
void _showLegend() {
showModalBottomSheet(
context: context,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
),
builder: (context) => Container(
padding: const EdgeInsets.all(24),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Legend',
style: GoogleFonts.outfit(
fontSize: 20,
fontWeight: FontWeight.w600,
color: AppColors.charcoal,
),
),
const SizedBox(height: 20),
_buildLegendItem(AppColors.menstrualPhase, 'Period'),
_buildLegendItem(AppColors.follicularPhase, 'Follicular Phase'),
_buildLegendItem(AppColors.ovulationPhase, 'Ovulation Window'),
_buildLegendItem(AppColors.lutealPhase, 'Luteal Phase'),
const SizedBox(height: 20),
],
),
),
);
}
Widget _buildLegendItem(Color color, String label) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 8),
child: Row(
children: [
Container(
width: 16,
height: 16,
decoration: BoxDecoration(
color: color,
shape: BoxShape.circle,
),
),
const SizedBox(width: 12),
Text(
label,
style: GoogleFonts.outfit(
fontSize: 14,
color: AppColors.charcoal,
),
),
],
),
);
}
Widget _buildDayInfo(DateTime date, DateTime? lastPeriodStart, int cycleLength, List<CycleEntry> entries) {
final phase = _getPhaseForDate(date, lastPeriodStart, cycleLength);
final entry = _getEntryForDate(date, entries);
final isLoggedPeriod = entry?.isPeriodDay ?? false;
return Container(
margin: const EdgeInsets.symmetric(horizontal: 16),
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(16),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'${_getMonthName(date.month)} ${date.day}, ${date.year}',
style: GoogleFonts.outfit(
fontSize: 18,
fontWeight: FontWeight.w600,
color: AppColors.charcoal,
),
),
const SizedBox(height: 12),
if (phase != null)
Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
decoration: BoxDecoration(
color: _getPhaseColor(phase).withOpacity(0.15),
borderRadius: BorderRadius.circular(20),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(phase.emoji),
const SizedBox(width: 6),
Text(
phase.label,
style: GoogleFonts.outfit(
fontSize: 14,
fontWeight: FontWeight.w500,
color: _getPhaseColor(phase),
),
),
],
),
),
const SizedBox(height: 12),
if (isLoggedPeriod)
Container(
margin: const EdgeInsets.only(bottom: 12),
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: AppColors.menstrualPhase.withOpacity(0.1),
borderRadius: BorderRadius.circular(12),
border: Border.all(color: AppColors.menstrualPhase.withOpacity(0.3)),
),
child: Row(
children: [
Icon(Icons.water_drop, color: AppColors.menstrualPhase, size: 20),
const SizedBox(width: 8),
Text(
'Period Recorded',
style: GoogleFonts.outfit(
fontSize: 14,
fontWeight: FontWeight.w600,
color: AppColors.menstrualPhase,
),
),
],
),
),
Text(
phase?.description ?? 'No cycle data for this date',
style: GoogleFonts.outfit(
fontSize: 14,
color: AppColors.warmGray,
),
),
],
),
);
}
CyclePhase? _getPhaseForDate(DateTime date, DateTime? lastPeriodStart, int cycleLength) {
if (lastPeriodStart == null) return null;
final daysSinceLastPeriod = date.difference(lastPeriodStart).inDays;
if (daysSinceLastPeriod < 0) return null;
final dayOfCycle = (daysSinceLastPeriod % cycleLength) + 1;
if (dayOfCycle <= 5) return CyclePhase.menstrual;
if (dayOfCycle <= 13) return CyclePhase.follicular;
if (dayOfCycle <= 16) return CyclePhase.ovulation;
return CyclePhase.luteal;
}
Color _getPhaseColor(CyclePhase phase) {
switch (phase) {
case CyclePhase.menstrual:
return AppColors.menstrualPhase;
case CyclePhase.follicular:
return AppColors.follicularPhase;
case CyclePhase.ovulation:
return AppColors.ovulationPhase;
case CyclePhase.luteal:
return AppColors.lutealPhase;
}
}
String _getMonthName(int month) {
const months = [
'January', 'February', 'March', 'April', 'May', 'June',
'July', 'August', 'September', 'October', 'November', 'December'
];
return months[month - 1];
}
bool _isLoggedPeriodDay(DateTime date, List<CycleEntry> entries) {
final entry = _getEntryForDate(date, entries);
return entry?.isPeriodDay ?? false;
}
CycleEntry? _getEntryForDate(DateTime date, List<CycleEntry> entries) {
try {
return entries.firstWhere(
(entry) => isSameDay(entry.date, date),
);
} catch (_) {
return null;
}
}
}