467 lines
14 KiB
Dart
467 lines
14 KiB
Dart
import 'dart:async';
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import 'dart:math' as math;
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import 'package:flutter/material.dart';
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import 'package:intl/intl.dart';
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import 'package:notas/models/note.dart';
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import 'package:notas/platform/app_platform.dart';
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// NoteEditorScreen: unified UI for creating and editing notes.
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// - Use `NoteEditorScreen.showDialog(context, note: existing)` to edit.
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// - Use `NoteEditorScreen.showDialog(context)` to create a new note.
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// The screen returns either a `Note` (saved) or the string `'delete'` when
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// the user confirmed deletion. `null` indicates the user closed without saving.
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class NoteEditorScreen extends StatefulWidget {
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const NoteEditorScreen({
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super.key,
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required this.note,
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this.categoryId,
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this.onComplete,
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});
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final Note? note;
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final String? categoryId;
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final ValueChanged<dynamic>? onComplete;
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@override
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State<NoteEditorScreen> createState() => _NoteEditorScreenState();
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static Future<dynamic> _showGeneralEditorDialog(
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BuildContext context, {
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Note? note,
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String? categoryId,
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}) {
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return showGeneralDialog<dynamic>(
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context: context,
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barrierDismissible: false,
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barrierColor: Colors.transparent,
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transitionDuration: const Duration(milliseconds: 200),
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pageBuilder: (context, animation, secondaryAnimation) {
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return NoteEditorScreen(note: note, categoryId: categoryId);
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},
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transitionBuilder: (context, animation, secondaryAnimation, child) {
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return ScaleTransition(scale: animation, child: child);
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},
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);
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}
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static Future<dynamic> showDialog(
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BuildContext context, {
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Note? note,
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String? categoryId,
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}) {
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if (isAndroid || isIOS) {
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return _showGeneralEditorDialog(
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context,
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note: note,
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categoryId: categoryId,
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);
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}
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final OverlayState? overlayState = Overlay.of(context, rootOverlay: true);
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if (overlayState == null) {
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return _showGeneralEditorDialog(
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context,
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note: note,
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categoryId: categoryId,
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);
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}
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final Completer<dynamic> completer = Completer<dynamic>();
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late final OverlayEntry entry;
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entry = OverlayEntry(
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builder: (BuildContext overlayContext) {
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return NoteEditorScreen(
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note: note,
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categoryId: categoryId,
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onComplete: (dynamic result) {
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if (!completer.isCompleted) {
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completer.complete(result);
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}
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if (entry.mounted) {
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entry.remove();
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}
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},
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);
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},
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);
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overlayState.insert(entry);
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return completer.future;
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}
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}
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class _NoteEditorScreenState extends State<NoteEditorScreen> {
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late TextEditingController _titleController;
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late TextEditingController _bodyController;
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late Note _currentNote;
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late bool _isNewNote;
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bool get _isMobileLayout => isAndroid || isIOS;
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@override
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void initState() {
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super.initState();
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_isNewNote = widget.note == null;
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if (_isNewNote) {
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final DateTime now = DateTime.now();
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_currentNote = Note(
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title: '',
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body: '',
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createdAt: now,
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updatedAt: now,
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position: 0,
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categoryId: widget.categoryId,
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);
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} else {
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_currentNote = widget.note!;
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}
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_titleController = TextEditingController(text: _currentNote.title);
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_bodyController = TextEditingController(text: _currentNote.body);
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}
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@override
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void dispose() {
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_titleController.dispose();
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_bodyController.dispose();
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super.dispose();
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}
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void _complete(dynamic result) {
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final ValueChanged<dynamic>? callback = widget.onComplete;
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if (callback != null) {
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callback(result);
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return;
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}
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Navigator.of(context).pop(result);
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}
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void _closeWithoutSaving() {
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_complete(null);
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}
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void _saveNote() {
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final String title = _titleController.text.trim();
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final String body = _bodyController.text.trim();
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if (title.isEmpty && body.isEmpty) {
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_complete(null);
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return;
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}
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final Note updatedNote = _currentNote.copyWith(
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title: title.isEmpty ? 'Sin título' : title,
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body: body,
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updatedAt: DateTime.now(),
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isDirty: true,
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);
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_complete(updatedNote);
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}
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Widget _buildDeleteConfirmationDialog({
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required ValueChanged<bool> onConfirmed,
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}) {
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final bool isDeletedNote = _currentNote.isDeleted;
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return AlertDialog(
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backgroundColor: const Color(0xFF303134),
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title: Text(
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isDeletedNote ? 'Eliminar permanentemente' : 'Eliminar nota',
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style: const TextStyle(color: Colors.white),
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),
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content: Text(
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isDeletedNote
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? 'Esta nota ya está borrada. Si la eliminas ahora, se borrará permanentemente.'
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: '¿Estás seguro de que deseas eliminar esta nota?',
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style: const TextStyle(color: Colors.white70),
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),
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actions: [
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TextButton(
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onPressed: () => onConfirmed(false),
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child: const Text(
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'Cancelar',
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style: TextStyle(color: Colors.white70),
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),
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),
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TextButton(
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onPressed: () => onConfirmed(true),
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child: Text(
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isDeletedNote ? 'Eliminar permanentemente' : 'Eliminar',
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style: const TextStyle(color: Colors.red),
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),
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),
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],
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);
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}
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Future<bool> _showDeleteConfirmation() async {
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if (_isMobileLayout) {
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final bool? confirmed = await showDialog<bool>(
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context: context,
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barrierDismissible: false,
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barrierColor: Colors.transparent,
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builder: (BuildContext dialogContext) {
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return _buildDeleteConfirmationDialog(
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onConfirmed: (bool confirmed) =>
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Navigator.of(dialogContext).pop(confirmed),
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);
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},
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);
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return confirmed ?? false;
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}
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final OverlayState? overlayState = Overlay.of(context, rootOverlay: true);
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if (overlayState == null) {
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final bool? confirmed = await showDialog<bool>(
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context: context,
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barrierDismissible: false,
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barrierColor: Colors.transparent,
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builder: (BuildContext dialogContext) {
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return _buildDeleteConfirmationDialog(
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onConfirmed: (bool confirmed) =>
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Navigator.of(dialogContext).pop(confirmed),
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);
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},
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);
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return confirmed ?? false;
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}
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final Completer<bool> completer = Completer<bool>();
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late final OverlayEntry entry;
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bool didRemove = false;
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entry = OverlayEntry(
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builder: (BuildContext overlayContext) {
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final ValueChanged<bool> close = (bool confirmed) {
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if (!completer.isCompleted) {
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completer.complete(confirmed);
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}
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if (!didRemove && entry.mounted) {
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didRemove = true;
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entry.remove();
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}
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};
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return Material(
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color: Colors.transparent,
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child: Stack(
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children: [
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const Positioned.fill(
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child: ModalBarrier(
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dismissible: false,
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color: Color.fromARGB(140, 0, 0, 0),
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),
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),
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Center(
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 420),
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child: _buildDeleteConfirmationDialog(onConfirmed: close),
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),
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),
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],
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),
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);
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},
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);
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overlayState.insert(entry);
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return completer.future;
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}
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Future<void> _deleteNote() async {
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final bool confirmed = await _showDeleteConfirmation();
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if (!mounted || !confirmed) {
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return;
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}
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_complete('delete');
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}
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String _formatDate(DateTime date) {
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final DateTime now = DateTime.now();
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final DateTime today = DateTime(now.year, now.month, now.day);
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final DateTime yesterday = today.subtract(const Duration(days: 1));
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final DateTime noteDate = DateTime(date.year, date.month, date.day);
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if (noteDate == today) {
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return 'Hoy ${DateFormat('HH:mm').format(date)}';
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} else if (noteDate == yesterday) {
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return 'Ayer ${DateFormat('HH:mm').format(date)}';
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} else {
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return DateFormat('dd/MM/yyyy HH:mm').format(date);
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}
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}
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Widget _buildEditorContent({required bool isMobile}) {
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final double titleSpacing = isMobile ? 16.0 : 8.0;
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return Column(
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children: [
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
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decoration: BoxDecoration(
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border: Border(bottom: BorderSide(color: Colors.white12, width: 1)),
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),
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child: Row(
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children: [
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IconButton(
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onPressed: _closeWithoutSaving,
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icon: const Icon(Icons.close, color: Colors.white70),
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tooltip: 'Cerrar sin guardar',
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),
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const SizedBox(width: 8),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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'Creado: ${_formatDate(_currentNote.createdAt)}',
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style: const TextStyle(
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color: Colors.white54,
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fontSize: 12,
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),
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),
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if (_currentNote.updatedAt != _currentNote.createdAt)
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Text(
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'Modificado: ${_formatDate(_currentNote.updatedAt)}',
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style: const TextStyle(
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color: Colors.white54,
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fontSize: 12,
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),
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),
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],
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),
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),
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],
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),
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),
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Expanded(
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child: Padding(
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padding: const EdgeInsets.all(20),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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TextField(
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controller: _titleController,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 28,
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fontWeight: FontWeight.bold,
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),
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decoration: const InputDecoration(
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hintText: 'Título',
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hintStyle: TextStyle(color: Colors.white30),
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border: InputBorder.none,
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contentPadding: EdgeInsets.zero,
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),
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),
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SizedBox(height: titleSpacing),
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Expanded(
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child: TextField(
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controller: _bodyController,
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keyboardType: TextInputType.multiline,
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maxLines: null,
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expands: true,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 16,
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height: 1.6,
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),
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decoration: const InputDecoration(
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hintText: 'Escribe tu nota...',
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hintStyle: TextStyle(color: Colors.white30),
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border: InputBorder.none,
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contentPadding: EdgeInsets.zero,
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),
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),
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),
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],
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),
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),
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),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
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decoration: BoxDecoration(
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border: Border(top: BorderSide(color: Colors.white12, width: 1)),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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if (!_isNewNote)
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IconButton(
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onPressed: _deleteNote,
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icon: const Icon(Icons.delete_outline, color: Colors.red),
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tooltip: 'Eliminar nota',
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)
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else
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const SizedBox(width: 48),
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FilledButton(onPressed: _saveNote, child: const Text('Guardar')),
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],
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),
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),
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],
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);
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}
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@override
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Widget build(BuildContext context) {
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if (_isMobileLayout) {
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return Material(
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color: Colors.transparent,
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child: SafeArea(
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child: Container(
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color: const Color.fromARGB(255, 24, 25, 26),
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child: _buildEditorContent(isMobile: true),
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),
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),
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);
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}
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return LayoutBuilder(
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builder: (BuildContext context, BoxConstraints constraints) {
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final double maxWidth = math.min(constraints.maxWidth - 32, 600);
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final double maxHeight = math.min(constraints.maxHeight - 32, 720);
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return Stack(
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children: [
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Positioned.fill(
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child: ModalBarrier(
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dismissible: false,
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color: const Color.fromARGB(54, 0, 0, 0).withValues(alpha: 0.5),
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),
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),
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Positioned.fill(
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child: Center(
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child: SizedBox(
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width: maxWidth,
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height: maxHeight,
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child: Material(
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color: const Color.fromRGBO(24, 25, 26, 1),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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side: BorderSide(color: Colors.white24, width: 1),
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),
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clipBehavior: Clip.antiAlias,
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child: _buildEditorContent(isMobile: false),
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),
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),
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),
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),
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],
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);
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},
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);
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}
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}
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