2025-08-18 16:43:07 +07:00

364 lines
14 KiB
Dart

import 'package:flutter/material.dart';
import 'package:syncfusion_flutter_datepicker/datepicker.dart';
class DateRangePickerBottomSheet {
static Future<DateRangePickerSelectionChangedArgs?> show({
required BuildContext context,
String title = 'Pilih Rentang Tanggal',
DateTime? initialStartDate,
DateTime? initialEndDate,
DateTime? minDate,
DateTime? maxDate,
String confirmText = 'Pilih',
String cancelText = 'Batal',
Color primaryColor = Colors.blue,
Function(DateTime? startDate, DateTime? endDate)? onChanged,
}) async {
return await showModalBottomSheet<DateRangePickerSelectionChangedArgs?>(
context: context,
isScrollControlled: true,
backgroundColor: Colors.transparent,
isDismissible: false,
enableDrag: false,
builder: (BuildContext context) => _DateRangePickerBottomSheet(
title: title,
initialStartDate: initialStartDate,
initialEndDate: initialEndDate,
minDate: minDate,
maxDate: maxDate,
confirmText: confirmText,
cancelText: cancelText,
primaryColor: primaryColor,
onChanged: onChanged,
),
);
}
}
class _DateRangePickerBottomSheet extends StatefulWidget {
final String title;
final DateTime? initialStartDate;
final DateTime? initialEndDate;
final DateTime? minDate;
final DateTime? maxDate;
final String confirmText;
final String cancelText;
final Color primaryColor;
final Function(DateTime? startDate, DateTime? endDate)? onChanged;
const _DateRangePickerBottomSheet({
required this.title,
this.initialStartDate,
this.initialEndDate,
this.minDate,
this.maxDate,
required this.confirmText,
required this.cancelText,
required this.primaryColor,
this.onChanged,
});
@override
State<_DateRangePickerBottomSheet> createState() =>
_DateRangePickerBottomSheetState();
}
class _DateRangePickerBottomSheetState
extends State<_DateRangePickerBottomSheet>
with TickerProviderStateMixin {
DateRangePickerSelectionChangedArgs? _selectionChangedArgs;
late AnimationController _animationController;
late Animation<double> _slideAnimation;
@override
void initState() {
super.initState();
_animationController = AnimationController(
duration: const Duration(milliseconds: 300),
vsync: this,
);
_slideAnimation = Tween<double>(begin: 1.0, end: 0.0).animate(
CurvedAnimation(parent: _animationController, curve: Curves.easeOutCubic),
);
_animationController.forward();
}
@override
void dispose() {
_animationController.dispose();
super.dispose();
}
void _onSelectionChanged(DateRangePickerSelectionChangedArgs args) {
setState(() {
_selectionChangedArgs = args;
});
}
String _getSelectionText() {
if (_selectionChangedArgs?.value is PickerDateRange) {
final PickerDateRange range = _selectionChangedArgs!.value;
if (range.startDate != null && range.endDate != null) {
return '${_formatDate(range.startDate!)} - ${_formatDate(range.endDate!)}';
} else if (range.startDate != null) {
return _formatDate(range.startDate!);
}
}
return 'Belum ada tanggal dipilih';
}
String _formatDate(DateTime date) {
final months = [
'Jan',
'Feb',
'Mar',
'Apr',
'Mei',
'Jun',
'Jul',
'Agu',
'Sep',
'Okt',
'Nov',
'Des',
];
return '${date.day} ${months[date.month - 1]} ${date.year}';
}
bool get _isValidSelection {
if (_selectionChangedArgs?.value is PickerDateRange) {
final PickerDateRange range = _selectionChangedArgs!.value;
return range.startDate != null && range.endDate != null;
}
return false;
}
@override
Widget build(BuildContext context) {
final screenHeight = MediaQuery.of(context).size.height;
final bottomSheetHeight = screenHeight * 0.75;
return AnimatedBuilder(
animation: _animationController,
builder: (context, child) {
return Transform.translate(
offset: Offset(0, _slideAnimation.value * bottomSheetHeight),
child: Container(
height: bottomSheetHeight,
decoration: const BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.only(
topLeft: Radius.circular(24),
topRight: Radius.circular(24),
),
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
// Drag Handle
Container(
margin: const EdgeInsets.only(top: 12, bottom: 8),
width: 40,
height: 4,
decoration: BoxDecoration(
color: Colors.grey.shade300,
borderRadius: BorderRadius.circular(2),
),
),
// Content
Expanded(
child: SingleChildScrollView(
padding: const EdgeInsets.all(20),
child: Column(
children: [
// Selection Info
Container(
width: double.infinity,
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: widget.primaryColor.withOpacity(0.08),
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: widget.primaryColor.withOpacity(0.2),
),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Tanggal Terpilih:',
style: TextStyle(
fontSize: 12,
fontWeight: FontWeight.w500,
color: widget.primaryColor,
),
),
const SizedBox(height: 6),
Text(
_getSelectionText(),
style: const TextStyle(
fontSize: 15,
fontWeight: FontWeight.w600,
color: Colors.black87,
),
),
],
),
),
const SizedBox(height: 20),
// Date Picker
Container(
height: 320,
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: Colors.grey.withOpacity(0.2),
),
),
child: SfDateRangePicker(
onSelectionChanged: _onSelectionChanged,
selectionMode: DateRangePickerSelectionMode.range,
initialSelectedRange:
(widget.initialStartDate != null &&
widget.initialEndDate != null)
? PickerDateRange(
widget.initialStartDate,
widget.initialEndDate,
)
: null,
minDate: widget.minDate,
maxDate: widget.maxDate,
startRangeSelectionColor: widget.primaryColor,
endRangeSelectionColor: widget.primaryColor,
rangeSelectionColor: widget.primaryColor
.withOpacity(0.2),
todayHighlightColor: widget.primaryColor,
headerStyle: DateRangePickerHeaderStyle(
backgroundColor: Colors.transparent,
textAlign: TextAlign.center,
textStyle: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
color: Colors.black87,
),
),
monthViewSettings: DateRangePickerMonthViewSettings(
viewHeaderStyle: DateRangePickerViewHeaderStyle(
backgroundColor: Colors.grey.withOpacity(0.1),
textStyle: TextStyle(
fontSize: 12,
fontWeight: FontWeight.w600,
color: widget.primaryColor,
),
),
),
selectionTextStyle: const TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 14,
),
rangeTextStyle: TextStyle(
color: widget.primaryColor,
fontWeight: FontWeight.w500,
fontSize: 14,
),
),
),
],
),
),
),
// Bottom Fixed Action Buttons
Container(
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
color: Colors.white,
border: Border(
top: BorderSide(
color: Colors.grey.withOpacity(0.2),
width: 1,
),
),
),
child: SafeArea(
child: Row(
children: [
Expanded(
child: OutlinedButton(
onPressed: () => Navigator.of(context).pop(),
style: OutlinedButton.styleFrom(
padding: const EdgeInsets.symmetric(vertical: 16),
side: BorderSide(color: Colors.grey.shade400),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
),
child: Text(
widget.cancelText,
style: const TextStyle(
fontSize: 15,
fontWeight: FontWeight.w600,
color: Colors.grey,
),
),
),
),
const SizedBox(width: 16),
Expanded(
child: ElevatedButton(
onPressed: _isValidSelection
? () {
// Call onChanged when confirm button is pressed
if (widget.onChanged != null &&
_selectionChangedArgs?.value
is PickerDateRange) {
final PickerDateRange range =
_selectionChangedArgs!.value;
widget.onChanged!(
range.startDate,
range.endDate,
);
}
Navigator.of(
context,
).pop(_selectionChangedArgs);
}
: null,
style: ElevatedButton.styleFrom(
backgroundColor: widget.primaryColor,
padding: const EdgeInsets.symmetric(vertical: 16),
elevation: 2,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
disabledBackgroundColor: Colors.grey.shade300,
),
child: Text(
widget.confirmText,
style: TextStyle(
fontSize: 15,
fontWeight: FontWeight.w600,
color: _isValidSelection
? Colors.white
: Colors.grey.shade600,
),
),
),
),
],
),
),
),
],
),
),
);
},
);
}
}