aves/lib/widgets/dialogs/entry_editors/edit_date_dialog.dart
2023-10-21 00:31:06 +03:00

382 lines
13 KiB
Dart

import 'package:aves/model/entry/entry.dart';
import 'package:aves/model/metadata/date_modifier.dart';
import 'package:aves/model/source/collection_lens.dart';
import 'package:aves/theme/durations.dart';
import 'package:aves/theme/format.dart';
import 'package:aves/theme/icons.dart';
import 'package:aves/theme/themes.dart';
import 'package:aves/utils/time_utils.dart';
import 'package:aves/view/view.dart';
import 'package:aves/widgets/common/basic/text_dropdown_button.dart';
import 'package:aves/widgets/common/basic/wheel.dart';
import 'package:aves/widgets/common/extensions/build_context.dart';
import 'package:aves/widgets/common/fx/transitions.dart';
import 'package:aves/widgets/common/providers/media_query_data_provider.dart';
import 'package:aves/widgets/dialogs/aves_dialog.dart';
import 'package:aves/widgets/dialogs/item_picker.dart';
import 'package:aves/widgets/dialogs/pick_dialogs/item_pick_page.dart';
import 'package:aves_model/aves_model.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
class EditEntryDateDialog extends StatefulWidget {
static const routeName = '/dialog/edit_entry_date';
final AvesEntry entry;
final CollectionLens? collection;
const EditEntryDateDialog({
super.key,
required this.entry,
this.collection,
});
@override
State<EditEntryDateDialog> createState() => _EditEntryDateDialogState();
}
class _EditEntryDateDialogState extends State<EditEntryDateDialog> {
DateEditAction _action = DateEditAction.setCustom;
DateFieldSource _copyFieldSource = DateFieldSource.fileModifiedDate;
late AvesEntry _copyItemSource;
late DateTime _customDateTime;
late ValueNotifier<int> _shiftHour, _shiftMinute;
late ValueNotifier<String> _shiftSign;
bool _showOptions = false;
final Set<MetadataField> _fields = {...DateModifier.writableFields};
final ValueNotifier<bool> _isValidNotifier = ValueNotifier(false);
DateTime get copyItemDate => _copyItemSource.bestDate ?? DateTime.now();
@override
void initState() {
super.initState();
_initCustom();
_initCopyItem();
_initShift(minutesInHour);
_validate();
}
@override
void dispose() {
_isValidNotifier.dispose();
_shiftHour.dispose();
_shiftMinute.dispose();
_shiftSign.dispose();
super.dispose();
}
void _initCustom() {
_customDateTime = widget.entry.bestDate ?? DateTime.now();
}
void _initCopyItem() {
_copyItemSource = widget.entry;
}
void _initShift(int initialMinutes) {
final abs = initialMinutes.abs();
_shiftHour = ValueNotifier(abs ~/ minutesInHour);
_shiftMinute = ValueNotifier(abs % minutesInHour);
_shiftSign = ValueNotifier(initialMinutes.isNegative ? '-' : '+');
}
@override
Widget build(BuildContext context) {
return MediaQueryDataProvider(
child: TooltipTheme(
data: TooltipTheme.of(context).copyWith(
preferBelow: false,
),
child: Builder(builder: (context) {
final l10n = context.l10n;
return AvesDialog(
title: l10n.editEntryDateDialogTitle,
scrollableContent: [
Padding(
padding: const EdgeInsets.only(left: 16, top: 8, right: 16),
child: TextDropdownButton<DateEditAction>(
values: DateEditAction.values,
valueText: (v) => v.getText(context),
value: _action,
onChanged: (v) {
_action = v!;
_validate();
setState(() {});
},
isExpanded: true,
dropdownColor: Themes.thirdLayerColor(context),
),
),
AnimatedSwitcher(
duration: context.read<DurationsData>().formTransition,
switchInCurve: Curves.easeInOutCubic,
switchOutCurve: Curves.easeInOutCubic,
transitionBuilder: AvesTransitions.formTransitionBuilder,
child: Column(
key: ValueKey(_action),
mainAxisSize: MainAxisSize.min,
children: [
if (_action == DateEditAction.setCustom) _buildSetCustomContent(context),
if (_action == DateEditAction.copyField) _buildCopyFieldContent(context),
if (_action == DateEditAction.copyItem) _buildCopyItemContent(context),
if (_action == DateEditAction.shift) _buildShiftContent(context),
(_action == DateEditAction.shift || _action == DateEditAction.remove) ? _buildDestinationFields(context) : const SizedBox(height: 8),
],
),
),
],
actions: [
const CancelButton(),
ValueListenableBuilder<bool>(
valueListenable: _isValidNotifier,
builder: (context, isValid, child) {
return TextButton(
onPressed: isValid ? () => _submit(context) : null,
child: Text(l10n.applyButtonLabel),
);
},
),
],
);
}),
),
);
}
Widget _buildSetCustomContent(BuildContext context) {
final l10n = context.l10n;
final locale = l10n.localeName;
final use24hour = MediaQuery.alwaysUse24HourFormatOf(context);
return Padding(
padding: const EdgeInsetsDirectional.only(start: 16, end: 8),
child: Row(
children: [
Expanded(child: Text(formatDateTime(_customDateTime, locale, use24hour))),
IconButton(
icon: const Icon(AIcons.edit),
onPressed: _editDate,
tooltip: l10n.changeTooltip,
),
],
),
);
}
Widget _buildCopyFieldContent(BuildContext context) {
return Padding(
padding: const EdgeInsets.only(left: 16, top: 0, right: 16),
child: TextDropdownButton<DateFieldSource>(
values: DateFieldSource.values,
valueText: (v) => v.getText(context),
value: _copyFieldSource,
onChanged: (v) => setState(() => _copyFieldSource = v!),
isExpanded: true,
dropdownColor: Themes.thirdLayerColor(context),
),
);
}
Widget _buildCopyItemContent(BuildContext context) {
final l10n = context.l10n;
final locale = l10n.localeName;
final use24hour = MediaQuery.alwaysUse24HourFormatOf(context);
return Padding(
padding: const EdgeInsetsDirectional.only(start: 16, end: 8),
child: Row(
children: [
Expanded(child: Text(formatDateTime(copyItemDate, locale, use24hour))),
const SizedBox(width: 8),
ItemPicker(
extent: 48,
entry: _copyItemSource,
onTap: _pickCopyItemSource,
),
],
),
);
}
Widget _buildShiftContent(BuildContext context) {
const textStyle = TextStyle(fontSize: 34);
return Center(
child: Table(
// even when ambient direction is RTL, time is displayed in LTR
textDirection: TextDirection.ltr,
children: [
TableRow(
children: [
const SizedBox(),
Center(child: Text(context.l10n.durationDialogHours)),
const SizedBox(width: 16),
Center(child: Text(context.l10n.durationDialogMinutes)),
],
),
TableRow(
children: [
WheelSelector(
valueNotifier: _shiftSign,
values: const ['+', '-'],
textStyle: textStyle,
textAlign: TextAlign.center,
),
Align(
alignment: Alignment.centerRight,
child: WheelSelector(
valueNotifier: _shiftHour,
values: List.generate(hoursInDay, (i) => i),
textStyle: textStyle,
textAlign: TextAlign.end,
),
),
const Padding(
padding: EdgeInsets.only(bottom: 2),
child: Text(
':',
style: textStyle,
),
),
Align(
alignment: Alignment.centerLeft,
child: WheelSelector(
valueNotifier: _shiftMinute,
values: List.generate(minutesInHour, (i) => i),
textStyle: textStyle,
textAlign: TextAlign.end,
),
),
],
)
],
defaultColumnWidth: const IntrinsicColumnWidth(),
defaultVerticalAlignment: TableCellVerticalAlignment.middle,
),
);
}
Widget _buildDestinationFields(BuildContext context) {
return Padding(
// small padding as a workaround to show dialog action divider
padding: const EdgeInsets.only(bottom: 1),
child: ExpansionPanelList(
expansionCallback: (index, isExpanded) {
setState(() => _showOptions = isExpanded);
},
animationDuration: context.read<DurationsData>().expansionTileAnimation,
expandedHeaderPadding: EdgeInsets.zero,
elevation: 0,
children: [
ExpansionPanel(
headerBuilder: (context, isExpanded) => ListTile(
title: Text(context.l10n.editEntryDialogTargetFieldsHeader),
),
body: Column(
children: DateModifier.writableFields
.map((field) => SwitchListTile(
value: _fields.contains(field),
onChanged: (selected) {
selected ? _fields.add(field) : _fields.remove(field);
_validate();
setState(() {});
},
title: Text(field.title),
))
.toList(),
),
isExpanded: _showOptions,
canTapOnHeader: true,
backgroundColor: Colors.transparent,
),
],
),
);
}
Future<void> _editDate() async {
final _date = await showDatePicker(
context: context,
initialDate: _customDateTime,
firstDate: DateTime(0),
lastDate: DateTime(2100),
confirmText: context.l10n.nextButtonLabel,
);
if (_date == null) return;
final _time = await showTimePicker(
context: context,
initialTime: TimeOfDay.fromDateTime(_customDateTime),
);
if (_time == null) return;
setState(() => _customDateTime = DateTime(
_date.year,
_date.month,
_date.day,
_time.hour,
_time.minute,
));
}
Future<void> _pickCopyItemSource() async {
final _collection = widget.collection;
if (_collection == null) return;
final entry = await Navigator.maybeOf(context)?.push<AvesEntry>(
MaterialPageRoute(
settings: const RouteSettings(name: ItemPickPage.routeName),
builder: (context) => ItemPickPage(
collection: CollectionLens(
source: _collection.source,
),
),
fullscreenDialog: true,
),
);
if (entry != null) {
setState(() => _copyItemSource = entry);
}
}
DateModifier _getModifier() {
// fields to modify are only set for the `shift` and `remove` actions,
// as the effective fields for the other actions will depend on
// whether each item supports Exif edition
switch (_action) {
case DateEditAction.setCustom:
return DateModifier.setCustom(const {}, _customDateTime);
case DateEditAction.copyField:
return DateModifier.copyField(_copyFieldSource);
case DateEditAction.copyItem:
return DateModifier.setCustom(const {}, copyItemDate);
case DateEditAction.extractFromTitle:
return DateModifier.extractFromTitle();
case DateEditAction.shift:
final shiftTotalMinutes = (_shiftHour.value * minutesInHour + _shiftMinute.value) * (_shiftSign.value == '+' ? 1 : -1);
return DateModifier.shift(_fields, shiftTotalMinutes);
case DateEditAction.remove:
return DateModifier.remove(_fields);
}
}
void _validate() {
switch (_action) {
case DateEditAction.setCustom:
case DateEditAction.copyField:
case DateEditAction.copyItem:
case DateEditAction.extractFromTitle:
_isValidNotifier.value = true;
case DateEditAction.shift:
case DateEditAction.remove:
_isValidNotifier.value = _fields.isNotEmpty;
}
}
void _submit(BuildContext context) {
if (_isValidNotifier.value) {
Navigator.maybeOf(context)?.pop(_getModifier());
}
}
}