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feat:重构代办事项模块

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Cxx0822
2025-11-06 23:52:20 +08:00
parent 6c3d2c9099
commit 783fd67398
11 changed files with 751 additions and 689 deletions
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lib/pages/todo_page.dart
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@@ -1,348 +1,79 @@
import 'package:awesome_dialog/awesome_dialog.dart';
import 'package:flisp_app/models/common.dart';
import 'package:flisp_app/models/todo.dart';
import 'package:flisp_app/utils/todo_utils.dart';
import 'package:flisp_app/widgets/common.dart';
import 'package:flisp_app/widgets/todo_dialog.dart';
import 'package:flisp_app/widgets/todo_widget.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart'; // 用于复制功能
class TodoPage extends StatefulWidget {
const TodoPage({super.key});
final VoidCallback? onAddTodoPressed;
const TodoPage({super.key, this.onAddTodoPressed});
@override
State<TodoPage> createState() => _TodoPageState();
State<TodoPage> createState() => TodoPageState();
}
// 待办事项数据模型
class TodoItem {
String id;
String title;
String? description;
bool isCompleted;
DateTime createdAt;
DateTime? dueDate;
Priority priority;
String? category;
TodoItem({
required this.id,
required this.title,
this.description,
this.isCompleted = false,
DateTime? createdAt,
this.dueDate,
this.priority = Priority.medium,
this.category,
}) : createdAt = createdAt ?? DateTime.now();
TodoItem copyWith({
String? id,
String? title,
String? description,
bool? isCompleted,
DateTime? createdAt,
DateTime? dueDate,
Priority? priority,
String? category,
}) {
return TodoItem(
id: id ?? this.id,
title: title ?? this.title,
description: description ?? this.description,
isCompleted: isCompleted ?? this.isCompleted,
createdAt: createdAt ?? this.createdAt,
dueDate: dueDate ?? this.dueDate,
priority: priority ?? this.priority,
category: category ?? this.category,
);
class TodoPageState extends State<TodoPage> {
// 添加一个公共方法供外部调用
void showAddTodoDialog() {
_showAddTodoDialog();
}
}
enum Priority {
low('低', Colors.grey, Icons.low_priority),
medium('中', Colors.orange, Icons.flag),
high('高', Colors.red, Icons.warning);
final String label;
final Color color;
final IconData icon;
const Priority(this.label, this.color, this.icon);
}
enum TodoFilter {
all('全部'),
active('待完成'),
completed('已完成'),
today('今天');
final String label;
const TodoFilter(this.label);
}
class _TodoPageState extends State<TodoPage> {
// 待办事项列表
List<TodoItem> _todos = [];
TodoFilter _currentFilter = TodoFilter.all;
final List<TodoItem> _todos = [
// ... 原有的待办事项数据保持不变
];
TodoTab _currentTab = TodoTab.all;
final TextEditingController _titleController = TextEditingController();
final TextEditingController _descriptionController = TextEditingController();
DateTime? _selectedDueDate;
Priority _selectedPriority = Priority.medium;
TodoPriority _selectedPriority = TodoPriority.medium;
String? _selectedCategory;
// 获取过滤后的待办事项
List<TodoItem> get _filteredTodos {
switch (_currentFilter) {
case TodoFilter.active:
return _todos.where((todo) => !todo.isCompleted).toList();
case TodoFilter.completed:
return _todos.where((todo) => todo.isCompleted).toList();
case TodoFilter.today:
final today = DateTime.now();
return _todos.where((todo) =>
todo.dueDate != null &&
todo.dueDate!.year == today.year &&
todo.dueDate!.month == today.month &&
todo.dueDate!.day == today.day
).toList();
default:
return _todos;
}
List<TodoItem> get _activeTodos {
return getActiveTodos(_currentTab, _todos);
}
// 统计数据
int get _totalCount => _todos.length;
int get _activeCount =>
_todos
.where((todo) => !todo.isCompleted)
.length;
int get _completedCount =>
_todos
.where((todo) => todo.isCompleted)
.length;
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('待办事项'),
backgroundColor: Colors.orange,
foregroundColor: Colors.white
),
body: Column(
return buildBody(
child: Column(
children: [
// 统计信息卡片
_buildStatsCard(),
// 过滤器选项卡
_buildFilterTabs(),
buildStatsCard(_todos),
// 选项卡
buildTabs(
currentTab: _currentTab,
onTabChanged: (value) {
setState(() {
_currentTab = value;
});
},
),
// 待办事项列表
Expanded(
child: _filteredTodos.isEmpty
? _buildEmptyState()
: _buildTodoList(),
),
],
),
floatingActionButton: FloatingActionButton(
onPressed: _showAddTodoDialog,
backgroundColor: Colors.orange,
child: const Icon(Icons.add),
),
);
}
// 构建统计信息卡片
Widget _buildStatsCard() {
return Card(
margin: const EdgeInsets.all(12),
child: Padding(
padding: const EdgeInsets.all(16),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: [
_buildStatItem('总计', _totalCount, Colors.blue),
_buildStatItem('待完成', _activeCount, Colors.orange),
_buildStatItem('已完成', _completedCount, Colors.green),
],
),
),
);
}
Widget _buildStatItem(String label, int count, Color color) {
return Column(
children: [
Text(
count.toString(),
style: TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
color: color,
),
),
const SizedBox(height: 4),
Text(
label,
style: const TextStyle(fontSize: 12, color: Colors.grey),
),
],
);
}
// 构建过滤器选项卡
Widget _buildFilterTabs() {
return SizedBox(
height: 50,
child: ListView(
scrollDirection: Axis.horizontal,
children: TodoFilter.values.map((filter) {
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 4),
child: FilterChip(
label: Text(filter.label),
selected: _currentFilter == filter,
onSelected: (selected) {
setState(() {
_currentFilter = filter;
});
},
),
);
}).toList(),
),
);
}
// 构建空状态
Widget _buildEmptyState() {
final messages = {
TodoFilter.all: '还没有待办事项\n点击+号添加第一个任务',
TodoFilter.active: '没有待完成的任务\n享受轻松时光吧',
TodoFilter.completed: '还没有完成的任务\n加油哦！',
TodoFilter.today: '今天没有安排任务\n好好放松一下吧',
};
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(Icons.checklist, size: 80, color: Colors.grey.shade300),
const SizedBox(height: 20),
Text(
messages[_currentFilter] ?? '暂无数据',
textAlign: TextAlign.center,
style: TextStyle(
fontSize: 16,
color: Colors.grey.shade500,
),
),
Expanded(child: _buildActiveTodoList()),
],
),
);
}
// 构建待办事项列表
Widget _buildTodoList() {
return ListView.builder(
itemCount: _filteredTodos.length,
itemBuilder: (context, index) {
final todo = _filteredTodos[index];
return _buildTodoItem(todo);
},
);
}
// 构建单个待办事项项
Widget _buildTodoItem(TodoItem todo) {
final isOverdue = todo.dueDate != null &&
todo.dueDate!.isBefore(DateTime.now()) &&
!todo.isCompleted;
return Dismissible(
key: Key(todo.id),
direction: DismissDirection.endToStart,
background: Container(
color: Colors.red,
alignment: Alignment.centerRight,
padding: const EdgeInsets.only(right: 20),
child: const Icon(Icons.delete, color: Colors.white),
),
confirmDismiss: (direction) async {
return await _showDeleteConfirmation(todo);
},
onDismissed: (direction) => _deleteTodo(todo.id),
child: Card(
margin: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
color: todo.isCompleted ? Colors.grey.shade50 : null,
child: ListTile(
leading: Checkbox(
value: todo.isCompleted,
onChanged: (value) => _toggleTodo(todo.id),
),
title: Text(
todo.title,
style: TextStyle(
decoration: todo.isCompleted ? TextDecoration.lineThrough : null,
color: todo.isCompleted ? Colors.grey : null,
fontWeight: FontWeight.w500,
),
),
subtitle: _buildTodoSubtitle(todo, isOverdue),
trailing: _buildPriorityBadge(todo.priority),
onTap: () => _showEditTodoDialog(todo),
onLongPress: () => _showTodoOptions(todo),
),
),
);
}
// 构建待办事项副标题
Widget? _buildTodoSubtitle(TodoItem todo, bool isOverdue) {
final hasContent = todo.description?.isNotEmpty == true ||
todo.dueDate != null;
if (!hasContent) return null;
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (todo.description?.isNotEmpty == true)
Text(
todo.description!,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: TextStyle(
fontSize: 12,
color: Colors.grey.shade600,
),
),
if (todo.dueDate != null)
Text(
'截止: ${_formatDate(todo.dueDate!)}',
style: TextStyle(
fontSize: 11,
color: isOverdue ? Colors.red : Colors.grey,
fontWeight: isOverdue ? FontWeight.bold : FontWeight.normal,
),
),
],
);
}
// 构建优先级徽章
Widget _buildPriorityBadge(Priority priority) {
return Chip(
label: Text(priority.label),
backgroundColor: priority.color.withOpacity(0.1),
labelStyle: TextStyle(
color: priority.color,
fontSize: 10,
fontWeight: FontWeight.bold,
),
materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
visualDensity: VisualDensity.compact,
Widget _buildActiveTodoList() {
return _activeTodos.isEmpty
? buildEmptyState(_currentTab)
: buildTodoList(
todos: _activeTodos,
onToggleTodo: (todoId) {
setState(() {
_toggleTodo(todoId);
});
},
onEditTodo: (todo) {
_showEditTodoDialog(todo);
}
);
}
@@ -350,10 +81,12 @@ class _TodoPageState extends State<TodoPage> {
void _showAddTodoDialog() {
_resetForm();
showAwesomeDialog(context: context,
body: _buildTodoDialogContent(isEditing: true),
onOk: () => _saveTodo(false, null),
onCancel: () => _resetForm());
showAwesomeDialog(
context: context,
body: _buildTodoDialogContent(isEditing: false),
onOk: () => _saveTodo(false, null),
onCancel: () => _resetForm(),
);
}
// 显示编辑待办事项对话框
@@ -364,208 +97,57 @@ class _TodoPageState extends State<TodoPage> {
_selectedPriority = todo.priority;
_selectedCategory = todo.category;
showAwesomeDialog(context: context,
body: _buildTodoDialogContent(isEditing: true),
onOk: () => _saveTodo(false, null),
onCancel: () => _resetForm());
showAwesomeDialog(
context: context,
body: _buildTodoDialogContent(isEditing: true),
onOk: () => _saveTodo(true, todo),
onCancel: () => _resetForm(),
);
}
// 构建待办事项对话框
// 构建待办事项对话框 - 现在使用新的组件
Widget _buildTodoDialogContent({bool isEditing = false}) {
var title = isEditing ? '编辑待办事项' : '添加待办事项';
return Padding(
padding: const EdgeInsets.all(16),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
// 标题
Row(
children: [
Icon(Icons.add_task, color: Colors.orange, size: 24),
SizedBox(width: 8),
Text(title, style: TextStyle(fontSize: 20,
fontWeight: FontWeight.bold,
color: Colors.orange)),
],
),
SizedBox(height: 20),
// 标题输入框
TextField(
controller: _titleController,
decoration: InputDecoration(
labelText: '标题',
hintText: '请输入待办事项标题...',
counterText: '',
suffixText: '${_titleController.text.length}/20',
suffixStyle: TextStyle(
color: _titleController.text.length > 20 ? Colors.red : Colors.grey,
),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide(color: Colors.grey.shade200),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide(color: Colors.grey.shade200),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide(color: Colors.orange, width: 1),
),
filled: true,
fillColor: Colors.white,
prefixIcon: Icon(Icons.title, color: Colors.black87),
contentPadding: EdgeInsets.symmetric(horizontal: 16, vertical: 14),
),
style: TextStyle(fontSize: 16),
maxLength: 20,
onChanged: (value) {
if (context.mounted) setState(() {});
},
),
SizedBox(height: 12),
// 描述输入框
TextField(
controller: _descriptionController,
decoration: InputDecoration(
labelText: '内容',
hintText: '请输入待办事项内容...',
counterText: '',
suffixText: '${_titleController.text.length}/50',
suffixStyle: TextStyle(
color: _titleController.text.length > 20 ? Colors.red : Colors.grey,
),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide(color: Colors.grey.shade200),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide(color: Colors.grey.shade200),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide(color: Colors.orange, width: 1),
),
filled: true,
fillColor: Colors.white,
prefixIcon: Icon(Icons.description, color: Colors.black87),
contentPadding: EdgeInsets.symmetric(horizontal: 16, vertical: 14),
),
style: TextStyle(fontSize: 16),
maxLines: 2,
maxLength: 50
),
SizedBox(height: 12),
// 截止日期选择
Container(
decoration: buildBoxDecoration(),
child: ListTile(
leading: Icon(Icons.calendar_today, color: Colors.blue),
title: Text(
_selectedDueDate == null
? '选择截止日期'
: '截止: ${_formatDate(_selectedDueDate!)}',
style: TextStyle(
color: _selectedDueDate == null ? Colors.grey : Colors
.black87,
),
),
trailing: _selectedDueDate != null
? IconButton(
icon: Icon(Icons.clear, size: 18),
onPressed: () {
setState(() => _selectedDueDate = null);
// 重新显示对话框以更新状态
_showAddTodoDialog();
},
)
: null,
onTap: () => _selectDueDateInDialog(),
),
),
SizedBox(height: 12),
// 优先级选择
Container(
decoration: buildBoxDecoration(),
child: ListTile(
leading: Container(
padding: EdgeInsets.all(6),
decoration: BoxDecoration(
color: _selectedPriority.color.withAlpha(10),
shape: BoxShape.circle,
),
child: Icon(
Icons.flag,
color: _selectedPriority.color,
size: 18,
),
),
title: Text(
'优先级',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
color: Colors.grey.shade700,
),
),
trailing: DropdownButton<Priority>(
value: _selectedPriority,
underline: SizedBox(),
icon: Icon(Icons.arrow_drop_down, color: Colors.grey.shade600),
iconSize: 20,
dropdownColor: Colors.white,
borderRadius: BorderRadius.circular(12),
onChanged: (value) {
setState(() => _selectedPriority = value!);
},
items: Priority.values.map((priority) {
return DropdownMenuItem(
value: priority,
child: Container(
padding: EdgeInsets.symmetric(vertical: 8),
child: Row(
children: [
Container(
padding: EdgeInsets.all(4),
decoration: buildBoxDecoration(),
child: Icon(
priority.icon,
color: priority.color,
size: 14,
),
),
SizedBox(width: 12),
Text(
priority.label,
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
),
),
],
),
),
);
}).toList(),
),
contentPadding: EdgeInsets.symmetric(horizontal: 16),
minLeadingWidth: 0,
),
),
],
),
return TodoDialogContent(
isEditing: isEditing,
titleController: _titleController,
descriptionController: _descriptionController,
selectedDueDate: _selectedDueDate,
selectedPriority: _selectedPriority,
selectedCategory: _selectedCategory,
onDueDateChanged: (date) {
setState(() {
_selectedDueDate = date;
});
},
onPriorityChanged: (priority) {
setState(() {
_selectedPriority = priority;
});
},
onCategoryChanged: (category) {
setState(() {
_selectedCategory = category;
});
},
onClearDueDate: () {
setState(() {
_selectedDueDate = null;
});
// 重新显示对话框以更新状态
if (isEditing) {
_showEditTodoDialog(_todos.firstWhere((todo) =>
_titleController.text == todo.title &&
_descriptionController.text == (todo.description ?? '')));
} else {
_showAddTodoDialog();
}
},
onSelectDueDate: () => _selectDueDateInDialog(isEditing),
);
}
// 在对话框中选择日期
Future<void> _selectDueDateInDialog() async {
Future<void> _selectDueDateInDialog(bool isEditing) async {
final DateTime? picked = await showDatePicker(
context: context,
initialDate: DateTime.now(),
@@ -578,15 +160,21 @@ class _TodoPageState extends State<TodoPage> {
_selectedDueDate = picked;
});
// 重新显示对话框以更新日期显示
_showAddTodoDialog();
if (isEditing) {
// 找到对应的待办事项重新显示编辑对话框
final todo = _todos.firstWhere((todo) =>
_titleController.text == todo.title &&
_descriptionController.text == (todo.description ?? ''));
_showEditTodoDialog(todo);
} else {
_showAddTodoDialog();
}
}
}
// 验证表单
bool _validateForm() {
return _titleController.text
.trim()
.isNotEmpty;
return _titleController.text.trim().isNotEmpty;
}
// 重置表单
@@ -594,7 +182,7 @@ class _TodoPageState extends State<TodoPage> {
_titleController.clear();
_descriptionController.clear();
_selectedDueDate = null;
_selectedPriority = Priority.medium;
_selectedPriority = TodoPriority.medium;
_selectedCategory = null;
}
@@ -603,15 +191,11 @@ class _TodoPageState extends State<TodoPage> {
if (!_validateForm()) return;
final newTodo = TodoItem(
id: isEditing ? todo!.id : DateTime
.now()
.millisecondsSinceEpoch
.toString(),
id: isEditing ? todo!.id : DateTime.now().millisecondsSinceEpoch.toString(),
title: _titleController.text.trim(),
description: _descriptionController.text
.trim()
.isEmpty ?
null : _descriptionController.text.trim(),
description: _descriptionController.text.trim().isEmpty
? null
: _descriptionController.text.trim(),
dueDate: _selectedDueDate,
priority: _selectedPriority,
category: _selectedCategory,
@@ -621,8 +205,9 @@ class _TodoPageState extends State<TodoPage> {
if (isEditing) {
final index = _todos.indexWhere((t) => t.id == todo!.id);
if (index != -1) {
_todos[index] =
newTodo.copyWith(isCompleted: _todos[index].isCompleted);
_todos[index] = newTodo.copyWith(
isCompleted: _todos[index].isCompleted,
);
}
} else {
_todos.insert(0, newTodo);
@@ -645,7 +230,7 @@ class _TodoPageState extends State<TodoPage> {
btnOkText: "好的",
btnOkColor: Colors.green,
btnOkOnPress: () {},
autoHide: Duration(seconds: 2), // 2秒后自动关闭
autoHide: Duration(seconds: 2),
).show();
}
@@ -661,151 +246,6 @@ class _TodoPageState extends State<TodoPage> {
});
}
// 显示删除确认
Future<bool> _showDeleteConfirmation(TodoItem todo) async {
return await showDialog<bool>(
context: context,
builder: (context) =>
AlertDialog(
title: const Text('确认删除'),
content: Text('确定要删除"${todo.title}"吗？此操作不可撤销。'),
actions: [
TextButton(
onPressed: () => Navigator.pop(context, false),
child: const Text('取消'),
),
TextButton(
onPressed: () => Navigator.pop(context, true),
child: const Text('删除', style: TextStyle(color: Colors.red)),
),
],
),
) ?? false;
}
// 删除待办事项
void _deleteTodo(String id) {
setState(() {
_todos.removeWhere((todo) => todo.id == id);
});
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('待办事项已删除')),
);
}
// 显示待办事项选项
void _showTodoOptions(TodoItem todo) {
showModalBottomSheet(
context: context,
builder: (context) =>
Column(
mainAxisSize: MainAxisSize.min,
children: [
ListTile(
leading: const Icon(Icons.content_copy),
title: const Text('复制内容'),
onTap: () {
Navigator.pop(context);
_copyTodoContent(todo);
},
),
ListTile(
leading: Icon(todo.isCompleted ? Icons.undo : Icons.done_all),
title: Text(todo.isCompleted ? '标记为未完成' : '标记为已完成'),
onTap: () {
Navigator.pop(context);
_toggleTodo(todo.id);
},
),
const Divider(),
ListTile(
leading: const Icon(Icons.delete, color: Colors.red),
title: const Text('删除', style: TextStyle(color: Colors.red)),
onTap: () {
Navigator.pop(context);
_deleteTodo(todo.id);
},
),
],
),
);
}
// 复制待办事项内容
void _copyTodoContent(TodoItem todo) {
final content = '${todo.title}\n${todo.description ?? ''}'.trim();
Clipboard.setData(ClipboardData(text: content));
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('内容已复制到剪贴板')),
);
}
// 清除已完成的任务
void _clearCompleted() {
setState(() {
_todos.removeWhere((todo) => todo.isCompleted);
});
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('已清除所有已完成的任务')),
);
}
// 处理菜单操作
void _handleMenuAction(String value) {
switch (value) {
case 'export':
_exportTodos();
break;
case 'sort':
_sortTodos();
break;
}
}
// 导出待办事项
void _exportTodos() {
final exportText = _todos.map((todo) {
return '${todo.isCompleted ? '[✓]' : '[ ]'} ${todo.title}${todo.dueDate !=
null ? ' (截止: ${_formatDate(todo.dueDate!)})' : ''}';
}).join('\n');
Clipboard.setData(ClipboardData(text: exportText));
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('待办事项已导出到剪贴板')),
);
}
// 排序待办事项
void _sortTodos() {
setState(() {
_todos.sort((a, b) {
// 按优先级排序（高优先级在前）
if (a.priority.index != b.priority.index) {
return b.priority.index.compareTo(a.priority.index);
}
// 按截止日期排序（有截止日期的在前，然后按时间顺序）
if (a.dueDate != null && b.dueDate != null) {
return a.dueDate!.compareTo(b.dueDate!);
} else if (a.dueDate != null) {
return -1;
} else if (b.dueDate != null) {
return 1;
}
// 按创建时间排序（新的在前）
return b.createdAt.compareTo(a.createdAt);
});
});
}
// 格式化日期
String _formatDate(DateTime date) {
return '${date.month}月${date.day}日';
}
@override
void dispose() {
_titleController.dispose();