Files
notas/lib/screens/home_screen.dart
T

1231 lines
38 KiB
Dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
import 'package:notas/data/note_body.dart';
import 'package:notas/data/note_repository.dart';
import 'package:notas/models/category.dart';
import 'package:notas/models/note.dart';
import 'package:notas/screens/note_editor_screen.dart';
import 'package:notas/theme/app_palette.dart';
import 'package:notas/widgets/category_style.dart';
import 'package:notas/widgets/note_card.dart';
import 'package:notas/widgets/sync_status.dart';
class _CategoryDraft {
const _CategoryDraft({
required this.name,
required this.colorValue,
required this.iconCodePoint,
});
final String name;
final int colorValue;
final int iconCodePoint;
}
class HomeScreen extends StatefulWidget {
const HomeScreen({
super.key,
required this.repository,
required this.onOpenSettings,
required this.onRequestSync,
this.onVaultInvalid,
this.syncStatus = SyncStatus.idle,
this.syncProgress,
this.syncDetailMessage,
this.syncErrorMessage,
this.refreshToken = 0,
});
final NoteRepository repository;
final VoidCallback onOpenSettings;
final Future<void> Function() onRequestSync;
final Future<void> Function()? onVaultInvalid;
final SyncStatus syncStatus;
final double? syncProgress;
final String? syncDetailMessage;
final String? syncErrorMessage;
final int refreshToken;
@override
State<HomeScreen> createState() => _HomeScreenState();
}
class _HomeScreenState extends State<HomeScreen> {
static const double _desktopBreakpoint = 900;
static const String _createCategoryMenuValue = '__create_category__';
final TextEditingController _searchController = TextEditingController();
final GlobalKey _filterButtonKey = GlobalKey();
List<Note> _notes = <Note>[];
List<Category> _categories = <Category>[];
bool _isLoading = true;
String _searchQuery = '';
String? _selectedCategoryId;
String? _selectedNoteId;
DateTime? _lastSyncAt;
AppPalette _paletteOf(BuildContext context) {
return Theme.of(context).extension<AppPalette>() ??
AppPalette.fromBrightness(Theme.of(context).brightness);
}
@override
void initState() {
super.initState();
_loadData();
}
@override
void dispose() {
_searchController.dispose();
super.dispose();
}
@override
void didUpdateWidget(covariant HomeScreen oldWidget) {
super.didUpdateWidget(oldWidget);
if (oldWidget.refreshToken != widget.refreshToken) {
_loadData(keepSelection: true);
}
}
Future<void> _loadData({bool keepSelection = false}) async {
if (mounted) {
setState(() {
_isLoading = true;
});
}
try {
final List<Note> notes = await widget.repository.loadNotes();
final List<Category> categories = await widget.repository
.loadCategories();
final DateTime? lastSyncAt = await widget.repository.getLastSyncAt();
if (!mounted) {
return;
}
setState(() {
_notes = notes;
_categories = categories;
_lastSyncAt = lastSyncAt;
_isLoading = false;
if (!keepSelection) {
_selectedNoteId = null;
} else if (_selectedNoteId != null &&
!_notes.any((Note note) => note.id == _selectedNoteId)) {
_selectedNoteId = null;
}
});
} catch (error, stackTrace) {
debugPrint('Failed to load home data: $error\n$stackTrace');
if (widget.onVaultInvalid != null) {
await widget.onVaultInvalid!();
}
}
}
Future<void> _reloadNotes({bool keepSelection = true}) async {
try {
final List<Note> notes = await widget.repository.loadNotes();
if (!mounted) {
return;
}
setState(() {
_notes = notes;
if (!keepSelection ||
(_selectedNoteId != null &&
!_notes.any((Note note) => note.id == _selectedNoteId))) {
_selectedNoteId = null;
}
});
} catch (error) {
debugPrint('Failed to reload notes: $error');
}
}
List<Note> _visibleNotes() {
Iterable<Note> notes = _notes;
if (_selectedCategoryId != null) {
notes = notes.where(
(Note note) => note.categoryId == _selectedCategoryId,
);
}
if (_searchQuery.isEmpty) {
return notes.toList();
}
final String query = _searchQuery.toLowerCase();
return notes
.where(
(Note note) =>
note.title.toLowerCase().contains(query) ||
noteBodyToPlainText(note.body).toLowerCase().contains(query),
)
.toList();
}
Note? _selectedNote() {
final String? selectedId = _selectedNoteId;
if (selectedId == null) {
return null;
}
for (final Note note in _notes) {
if (note.id == selectedId) {
return note;
}
}
return null;
}
Category? _categoryById(String? categoryId) {
if (categoryId == null) {
return null;
}
for (final Category category in _categories) {
if (category.id == categoryId) {
return category;
}
}
return null;
}
String _formatLastSyncAt() {
final DateTime? timestamp = _lastSyncAt;
if (timestamp == null) {
return 'Última sincronización: nunca';
}
return 'Última sincronización: ${DateFormat('dd/MM/yyyy HH:mm').format(timestamp)}';
}
Future<_CategoryDraft?> _promptCategoryDetails({
required String title,
required String confirmLabel,
String? initialName,
int? initialColorValue,
int? initialIconCodePoint,
}) async {
final TextEditingController controller = TextEditingController(
text: initialName ?? '',
);
final List<Color> colorOptions = CategoryStyle.colorsOf(context);
final List<IconData> iconOptions = CategoryStyle.icons;
final int fallbackColorValue =
initialColorValue ?? colorOptions.first.toARGB32();
final int fallbackIconCodePoint =
initialIconCodePoint ?? iconOptions.first.codePoint;
try {
final _CategoryDraft? result = await showDialog<_CategoryDraft>(
context: context,
builder: (BuildContext dialogContext) {
final AppPalette palette = _paletteOf(dialogContext);
final List<Color> dialogColorOptions = CategoryStyle.colorsOf(
dialogContext,
);
final List<IconData> dialogIconOptions = CategoryStyle.icons;
int selectedColorValue = fallbackColorValue;
int selectedIconCodePoint = fallbackIconCodePoint;
return StatefulBuilder(
builder: (BuildContext context, StateSetter setDialogState) {
final Color previewColor = Color(selectedColorValue);
return AlertDialog(
backgroundColor: palette.surfaceElevated,
title: Text(title),
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
TextField(
controller: controller,
autofocus: true,
textInputAction: TextInputAction.done,
decoration: const InputDecoration(
hintText: 'Nombre de la categoría',
),
onSubmitted: (String value) {
final String name = value.trim();
if (name.isEmpty) {
return;
}
Navigator.of(dialogContext).pop(
_CategoryDraft(
name: name,
colorValue: selectedColorValue,
iconCodePoint: selectedIconCodePoint,
),
);
},
),
const SizedBox(height: 20),
Text(
'Color',
style: TextStyle(
color: palette.textSecondary,
fontWeight: FontWeight.w600,
),
),
const SizedBox(height: 10),
Wrap(
spacing: 10,
runSpacing: 10,
children: [
for (final Color color in dialogColorOptions)
InkWell(
borderRadius: BorderRadius.circular(999),
onTap: () {
setDialogState(() {
selectedColorValue = color.toARGB32();
});
},
child: AnimatedContainer(
duration: const Duration(milliseconds: 160),
width: 42,
height: 42,
decoration: BoxDecoration(
shape: BoxShape.circle,
color: color,
border: Border.all(
color:
selectedColorValue == color.toARGB32()
? palette.textPrimary
: palette.border,
width:
selectedColorValue == color.toARGB32()
? 2.5
: 1,
),
boxShadow: [
BoxShadow(
color: color.withOpacity(0.18),
blurRadius: 10,
offset: const Offset(0, 4),
),
],
),
child: selectedColorValue == color.toARGB32()
? Icon(
Icons.check,
size: 18,
color: color.computeLuminance() > 0.5
? Colors.black
: Colors.white,
)
: null,
),
),
],
),
const SizedBox(height: 20),
Text(
'Icono',
style: TextStyle(
color: palette.textSecondary,
fontWeight: FontWeight.w600,
),
),
const SizedBox(height: 10),
Wrap(
spacing: 8,
runSpacing: 8,
children: [
for (final IconData icon in dialogIconOptions)
InkWell(
borderRadius: BorderRadius.circular(14),
onTap: () {
setDialogState(() {
selectedIconCodePoint = icon.codePoint;
});
},
child: AnimatedContainer(
duration: const Duration(milliseconds: 160),
width: 50,
height: 50,
decoration: BoxDecoration(
color: selectedIconCodePoint == icon.codePoint
? previewColor.withOpacity(0.14)
: palette.fill,
borderRadius: BorderRadius.circular(14),
border: Border.all(
color:
selectedIconCodePoint == icon.codePoint
? previewColor
: palette.border,
width:
selectedIconCodePoint == icon.codePoint
? 2
: 1,
),
),
child: Icon(
icon,
color: selectedIconCodePoint == icon.codePoint
? previewColor
: palette.textSecondary,
),
),
),
],
),
],
),
),
actions: [
TextButton(
onPressed: () => Navigator.of(dialogContext).pop(),
child: const Text('Cancelar'),
),
FilledButton(
onPressed: () {
final String name = controller.text.trim();
if (name.isEmpty) {
return;
}
Navigator.of(dialogContext).pop(
_CategoryDraft(
name: name,
colorValue: selectedColorValue,
iconCodePoint: selectedIconCodePoint,
),
);
},
child: Text(confirmLabel),
),
],
);
},
);
},
);
if (result == null || result.name.trim().isEmpty) {
return null;
}
return result;
} finally {
controller.dispose();
}
}
Future<Category?> _saveCategory({Category? existingCategory}) async {
final _CategoryDraft? categoryDraft = await _promptCategoryDetails(
title: existingCategory == null ? 'Crear categoría' : 'Editar categoría',
confirmLabel: existingCategory == null ? 'Crear' : 'Guardar',
initialName: existingCategory?.name,
initialColorValue:
existingCategory?.colorValue ??
CategoryStyle.colorsOf(context).first.toARGB32(),
initialIconCodePoint:
existingCategory?.iconCodePoint ??
CategoryStyle.icons.first.codePoint,
);
if (categoryDraft == null) {
return null;
}
final DateTime now = DateTime.now();
final Category category = existingCategory == null
? Category(
name: categoryDraft.name,
updatedAt: now,
colorValue: categoryDraft.colorValue,
iconCodePoint: categoryDraft.iconCodePoint,
)
: existingCategory.copyWith(
name: categoryDraft.name,
updatedAt: now,
isDirty: true,
colorValue: categoryDraft.colorValue,
iconCodePoint: categoryDraft.iconCodePoint,
);
await widget.repository.createCategory(category);
if (!mounted) {
return null;
}
setState(() {
_categories = <Category>[
for (final Category item in _categories)
if (item.id == category.id) category else item,
];
if (!_categories.any((Category item) => item.id == category.id)) {
_categories = <Category>[..._categories, category];
}
});
return category;
}
Future<void> _updateNoteCategory(Note note, String? categoryId) async {
try {
final Note updated = await widget.repository.updateNote(
note.copyWith(
categoryId: categoryId,
updatedAt: DateTime.now(),
isDirty: true,
),
);
if (!mounted) {
return;
}
setState(() {
_notes = <Note>[
for (final Note item in _notes)
if (item.id == updated.id) updated else item,
];
});
} catch (error) {
if (!mounted) {
return;
}
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('No se pudo cambiar la categoría: $error')),
);
}
}
Future<void> _deleteNoteAfterConfirmation(Note note) async {
final bool? confirmed = await showDialog<bool>(
context: context,
builder: (BuildContext dialogContext) {
final AppPalette palette = _paletteOf(dialogContext);
return AlertDialog(
backgroundColor: palette.surfaceElevated,
title: const Text('Eliminar nota'),
content: const Text(
'Esta acción eliminará la nota. ¿Quieres continuar?',
),
actions: [
TextButton(
onPressed: () => Navigator.of(dialogContext).pop(false),
child: const Text('Cancelar'),
),
FilledButton(
onPressed: () => Navigator.of(dialogContext).pop(true),
style: FilledButton.styleFrom(
backgroundColor: Colors.red,
foregroundColor: Colors.white,
),
child: const Text('Confirmar'),
),
],
);
},
);
if (confirmed != true) {
return;
}
try {
await widget.repository.deleteNote(note);
if (!mounted) {
return;
}
setState(() {
_notes = _notes.where((Note item) => item.id != note.id).toList();
if (_selectedNoteId == note.id) {
_selectedNoteId = null;
}
});
} catch (error) {
if (!mounted) {
return;
}
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('No se pudo eliminar la nota: $error')),
);
}
}
RelativeRect _menuRectFromContext(BuildContext anchorContext) {
final RenderBox button = anchorContext.findRenderObject()! as RenderBox;
final RenderBox overlay =
Overlay.of(anchorContext).context.findRenderObject()! as RenderBox;
final Offset topLeft = button.localToGlobal(Offset.zero, ancestor: overlay);
final Offset bottomRight = button.localToGlobal(
button.size.bottomRight(Offset.zero),
ancestor: overlay,
);
return RelativeRect.fromRect(
Rect.fromLTRB(topLeft.dx, topLeft.dy, bottomRight.dx, bottomRight.dy),
Offset.zero & overlay.size,
);
}
Future<T?> _showAnchoredCategoryMenu<T>({
required BuildContext anchorContext,
required List<PopupMenuEntry<T>> items,
}) {
return showMenu<T>(
context: anchorContext,
position: _menuRectFromContext(anchorContext),
items: items,
elevation: 10,
color: _paletteOf(anchorContext).surfaceElevated,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(14)),
);
}
Widget _buildCategoryMenuItem({
required BuildContext context,
required String label,
required IconData icon,
required Color color,
required bool selected,
VoidCallback? onEditPressed,
}) {
final AppPalette palette = _paletteOf(context);
return AnimatedContainer(
duration: const Duration(milliseconds: 160),
padding: const EdgeInsets.all(2),
decoration: BoxDecoration(
color: selected ? color.withOpacity(0.05) : Colors.transparent,
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: selected ? color.withOpacity(0.42) : Colors.transparent,
width: selected ? 1 : 1,
),
),
child: Row(
children: [
Icon(icon, color: color, size: 20),
const SizedBox(width: 10),
Expanded(
child: Text(
label,
overflow: TextOverflow.ellipsis,
style: TextStyle(
color: selected ? palette.textPrimary : palette.textSecondary,
fontWeight: selected ? FontWeight.w600 : FontWeight.w500,
),
),
),
const SizedBox(width: 8),
if (onEditPressed != null)
IconButton(
padding: EdgeInsets.zero,
constraints: const BoxConstraints(minWidth: 32, minHeight: 32),
icon: Icon(
Icons.more_vert,
size: 18,
color: palette.textSecondary,
),
onPressed: onEditPressed,
),
],
),
);
}
Future<void> _openCategoryFilter(BuildContext anchorContext) async {
final String? selectedCategoryId = await _showAnchoredCategoryMenu<String?>(
anchorContext: anchorContext,
items: <PopupMenuEntry<String?>>[
PopupMenuItem<String?>(
value: '',
child: _buildCategoryMenuItem(
context: anchorContext,
label: 'Todas las categorías',
icon: Icons.filter_alt_outlined,
color: _paletteOf(anchorContext).textSecondary,
selected: _selectedCategoryId == null,
),
),
const PopupMenuDivider(),
for (final Category category in _categories)
PopupMenuItem<String?>(
value: category.id,
child: Builder(
builder: (BuildContext menuContext) {
final Color categoryColor = Color(
category.colorValue ??
_paletteOf(menuContext).accent.toARGB32(),
);
return _buildCategoryMenuItem(
context: menuContext,
label: category.name,
icon: CategoryStyle.iconForCodePoint(category.iconCodePoint),
color: categoryColor,
selected: _selectedCategoryId == category.id,
onEditPressed: () {
Navigator.of(menuContext).pop();
unawaited(_saveCategory(existingCategory: category));
},
);
},
),
),
],
);
if (!mounted || selectedCategoryId == null) {
return;
}
setState(() {
_selectedCategoryId = selectedCategoryId.isEmpty
? null
: selectedCategoryId;
if (_selectedNoteId != null &&
!_visibleNotes().any((Note note) => note.id == _selectedNoteId)) {
_selectedNoteId = null;
}
});
}
Future<void> _changeNoteCategory(
BuildContext anchorContext,
Note note,
) async {
final String? selectedCategoryId = await _showAnchoredCategoryMenu<String?>(
anchorContext: anchorContext,
items: <PopupMenuEntry<String?>>[
PopupMenuItem<String?>(
value: '',
child: _buildCategoryMenuItem(
context: anchorContext,
label: 'Sin categoría',
icon: Icons.folder_outlined,
color: _paletteOf(anchorContext).textSecondary,
selected: note.categoryId == null,
),
),
const PopupMenuDivider(),
for (final Category category in _categories)
PopupMenuItem<String?>(
value: category.id,
child: Builder(
builder: (BuildContext menuContext) {
final Color categoryColor = Color(
category.colorValue ??
_paletteOf(menuContext).accent.toARGB32(),
);
return _buildCategoryMenuItem(
context: menuContext,
label: category.name,
icon: CategoryStyle.iconForCodePoint(category.iconCodePoint),
color: categoryColor,
selected: note.categoryId == category.id,
onEditPressed: () {
Navigator.of(menuContext).pop();
unawaited(_saveCategory(existingCategory: category));
},
);
},
),
),
const PopupMenuDivider(),
PopupMenuItem<String?>(
value: _createCategoryMenuValue,
child: _buildCategoryMenuItem(
context: anchorContext,
label: 'Crear categoría',
icon: Icons.add_circle_outline,
color: _paletteOf(anchorContext).textSecondary,
selected: false,
),
),
],
);
if (!mounted || selectedCategoryId == null) {
return;
}
if (selectedCategoryId == _createCategoryMenuValue) {
final Category? createdCategory = await _saveCategory();
if (createdCategory == null || !mounted) {
return;
}
await _updateNoteCategory(note, createdCategory.id);
return;
}
final String? categoryId = selectedCategoryId.isEmpty
? null
: selectedCategoryId;
if (categoryId == note.categoryId) {
return;
}
await _updateNoteCategory(note, categoryId);
}
Future<void> _createNote({required bool openEditor}) async {
final DateTime now = DateTime.now();
final Note draft = Note(
title: 'Sin título',
body: '',
createdAt: now,
updatedAt: now,
position: 0,
categoryId: _selectedCategoryId,
);
try {
if (_searchQuery.isNotEmpty) {
_searchController.clear();
_searchQuery = '';
}
final Note created = await widget.repository.createNote(draft);
if (!mounted) {
return;
}
await _reloadNotes(keepSelection: false);
if (!mounted) {
return;
}
setState(() {
_selectedNoteId = created.id;
});
if (openEditor) {
await _openEditor(created, embedded: false);
}
} catch (error) {
if (!mounted) {
return;
}
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('No se pudo crear la nota: $error')),
);
}
}
Future<void> _openExistingNote(Note note, {required bool embedded}) async {
setState(() {
_selectedNoteId = note.id;
});
if (embedded) {
return;
}
await _openEditor(note, embedded: false);
}
Future<void> _openEditor(Note note, {required bool embedded}) async {
final Widget editor = NoteEditorScreen(
key: ValueKey<String>(note.id),
repository: widget.repository,
note: note,
embedded: embedded,
onSaved: (Note saved) {
if (!mounted) {
return;
}
setState(() {
_notes = <Note>[
for (final Note item in _notes)
if (item.id == saved.id) saved else item,
];
});
},
);
if (embedded) {
return;
}
await Navigator.of(
context,
).push(MaterialPageRoute<void>(builder: (_) => editor));
}
Future<void> _handleNoteTap(Note note, bool isDesktop) async {
if (isDesktop) {
await _openExistingNote(note, embedded: true);
return;
}
await _openEditor(note, embedded: false);
}
Future<void> _handleReorder(int oldIndex, int newIndex) async {
final List<Note> visibleNotes = _visibleNotes();
if (oldIndex < 0 || oldIndex >= visibleNotes.length) {
return;
}
final Note movedNote = visibleNotes[oldIndex];
final List<Note> remainingVisible = <Note>[...visibleNotes]
..removeAt(oldIndex);
final int clampedNewIndex = newIndex.clamp(0, remainingVisible.length);
int targetFullIndex;
if (remainingVisible.isEmpty) {
targetFullIndex = 0;
} else if (clampedNewIndex == 0) {
targetFullIndex = 0;
} else if (clampedNewIndex >= remainingVisible.length) {
targetFullIndex = _notes.length - 1;
} else {
final Note afterNote = remainingVisible[clampedNewIndex];
targetFullIndex = _notes.indexWhere(
(Note note) => note.id == afterNote.id,
);
if (targetFullIndex < 0) {
targetFullIndex = 0;
}
}
try {
await widget.repository.moveNote(movedNote, targetFullIndex);
await _reloadNotes(keepSelection: true);
} catch (error) {
if (!mounted) {
return;
}
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('No se pudo reordenar la nota: $error')),
);
}
}
Widget _buildHeader(BuildContext context) {
final AppPalette palette = _paletteOf(context);
return Container(
decoration: BoxDecoration(
color: palette.transparent,
border: Border(bottom: BorderSide(color: palette.border, width: 0.5)),
),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
child: Row(
children: [
Builder(
builder: (BuildContext buttonContext) {
return IconButton(
key: _filterButtonKey,
onPressed: () => _openCategoryFilter(buttonContext),
tooltip: 'Filtrar por categorías',
iconSize: 24,
style: IconButton.styleFrom(
backgroundColor: _selectedCategoryId == null
? Colors.transparent
: palette.accent.withOpacity(0.08),
shape: const CircleBorder(),
),
icon: Stack(
clipBehavior: Clip.none,
children: [
Icon(
Icons.filter_alt_outlined,
color: palette.textSecondary,
),
if (_selectedCategoryId != null)
Positioned(
right: -1,
top: -1,
child: Container(
width: 7,
height: 7,
decoration: BoxDecoration(
color: palette.accent,
shape: BoxShape.circle,
),
),
),
],
),
);
},
),
const SizedBox(width: 8),
Expanded(
child: Center(
child: ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 640),
child: TextField(
controller: _searchController,
onChanged: (String value) {
setState(() {
_searchQuery = value.trim();
});
},
decoration: InputDecoration(
hintText: 'Buscar notas...',
hintStyle: TextStyle(color: palette.textSecondary),
prefixIcon: Icon(
Icons.search,
color: palette.textSecondary,
),
suffixIcon: _searchQuery.isEmpty
? null
: IconButton(
onPressed: () {
_searchController.clear();
setState(() {
_searchQuery = '';
});
},
icon: Icon(
Icons.clear,
color: palette.textSecondary,
),
),
filled: true,
fillColor: palette.fill,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(14),
borderSide: BorderSide(color: palette.border),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(14),
borderSide: BorderSide(color: palette.border),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(14),
borderSide: BorderSide(color: palette.accent),
),
isDense: true,
contentPadding: const EdgeInsets.symmetric(
horizontal: 14,
vertical: 12,
),
),
),
),
),
),
const SizedBox(width: 8),
IconButton(
onPressed: widget.onOpenSettings,
icon: Icon(Icons.settings_outlined, color: palette.textSecondary),
tooltip: 'Ajustes',
),
],
),
);
}
Widget _buildNoteList(BuildContext context, {required bool isDesktop}) {
final AppPalette palette = _paletteOf(context);
final List<Note> visibleNotes = _visibleNotes();
if (_isLoading) {
return const Center(child: CircularProgressIndicator());
}
if (visibleNotes.isEmpty) {
return Center(
child: Text(
'No hay notas para mostrar',
style: TextStyle(color: palette.textSecondary),
),
);
}
return RefreshIndicator(
onRefresh: () async {
await widget.onRequestSync();
await _loadData(keepSelection: true);
},
child: ReorderableListView.builder(
padding: const EdgeInsets.fromLTRB(10, 10, 10, 14),
buildDefaultDragHandles: false,
itemCount: visibleNotes.length,
onReorder: _handleReorder,
footer: Padding(
padding: const EdgeInsets.only(top: 4, bottom: 72),
child: Center(
child: Text(
_formatLastSyncAt(),
style: TextStyle(color: palette.textSecondary, fontSize: 12),
),
),
),
itemBuilder: (BuildContext context, int index) {
final Note note = visibleNotes[index];
return Padding(
key: ValueKey<String>(note.id),
padding: const EdgeInsets.only(bottom: 6),
child: ReorderableDelayedDragStartListener(
index: index,
child: NoteCard(
note: note,
category: _categoryById(note.categoryId),
isSelected: note.id == _selectedNoteId,
showSelectionBorder: isDesktop,
onTap: () => _handleNoteTap(note, isDesktop),
onDelete: () => _deleteNoteAfterConfirmation(note),
onChangeCategory: (BuildContext buttonContext) =>
_changeNoteCategory(buttonContext, note),
),
),
);
},
),
);
}
Widget _buildEmptyDetailPane(BuildContext context) {
final AppPalette palette = _paletteOf(context);
return Container(
child: Center(
child: Text(
'Selecciona una nota o\ncrea una nueva para empezar.',
textAlign: TextAlign.center,
style: TextStyle(
color: palette.textSecondary,
fontSize: 18,
fontWeight: FontWeight.w500,
),
),
),
);
}
Widget _buildDesktopLayout(BuildContext context, BoxConstraints constraints) {
final AppPalette palette = _paletteOf(context);
final double leftWidth = (constraints.maxWidth * 0.34).clamp(320, 440);
final Note? selectedNote = _selectedNote();
final bool selectedIsVisible =
selectedNote != null &&
_visibleNotes().any((Note note) => note.id == selectedNote.id);
return Row(
children: [
SizedBox(
width: leftWidth,
child: Container(
decoration: BoxDecoration(
color: palette.transparent,
border: Border(right: BorderSide(color: palette.border)),
),
child: Stack(
children: [
Column(
children: [
_buildHeader(context),
Expanded(child: _buildNoteList(context, isDesktop: true)),
],
),
Positioned(
right: 20,
bottom: 20,
child: FloatingActionButton(
onPressed: () => _createNote(openEditor: false),
child: const Icon(Icons.add),
),
),
],
),
),
),
Expanded(
child: Padding(
padding: const EdgeInsets.all(16),
child: AnimatedSwitcher(
duration: const Duration(milliseconds: 220),
child: selectedIsVisible
? NoteEditorScreen(
key: ValueKey<String>(selectedNote.id),
repository: widget.repository,
note: selectedNote,
embedded: true,
onSaved: (Note saved) {
if (!mounted) {
return;
}
setState(() {
_notes = <Note>[
for (final Note item in _notes)
if (item.id == saved.id) saved else item,
];
});
},
)
: _buildEmptyDetailPane(context),
),
),
),
],
);
}
Widget _buildMobileLayout(BuildContext context) {
return Stack(
children: [
Column(
children: [
_buildHeader(context),
Expanded(child: _buildNoteList(context, isDesktop: false)),
],
),
Positioned(
right: 20,
bottom: 20,
child: FloatingActionButton(
onPressed: () => _createNote(openEditor: true),
child: const Icon(Icons.add),
),
),
],
);
}
@override
Widget build(BuildContext context) {
final AppPalette palette = _paletteOf(context);
return Scaffold(
body: Container(
decoration: BoxDecoration(gradient: palette.backdropGradient),
child: LayoutBuilder(
builder: (BuildContext context, BoxConstraints constraints) {
final bool isDesktop = constraints.maxWidth >= _desktopBreakpoint;
return isDesktop
? _buildDesktopLayout(context, constraints)
: _buildMobileLayout(context);
},
),
),
);
}
}