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sjk
2025-11-17 13:39:05 +08:00
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client/lib/features/writing/widgets/writing_task_card.dart Normal file
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import 'package:flutter/material.dart';
import '../models/writing_task.dart';
class WritingTaskCard extends StatelessWidget {
final WritingTask task;
final VoidCallback? onTap;
final bool showProgress;
const WritingTaskCard({
Key? key,
required this.task,
this.onTap,
this.showProgress = false,
}) : super(key: key);
@override
Widget build(BuildContext context) {
return Card(
elevation: 2,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
child: InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(12),
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 标题和类型
Row(
children: [
Expanded(
child: Text(
task.title,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
),
const SizedBox(width: 8),
_buildTypeChip(),
],
),
const SizedBox(height: 8),
// 描述
Text(
task.description,
style: TextStyle(
color: Colors.grey.shade600,
fontSize: 14,
),
maxLines: 3,
overflow: TextOverflow.ellipsis,
),
const SizedBox(height: 12),
// 任务信息
Row(
children: [
_buildInfoChip(
icon: Icons.signal_cellular_alt,
label: task.difficulty.displayName,
color: _getDifficultyColor(),
),
const SizedBox(width: 8),
if (task.timeLimit > 0)
_buildInfoChip(
icon: Icons.timer,
label: '${task.timeLimit}分钟',
color: Colors.blue,
),
const SizedBox(width: 8),
if (task.wordLimit > 0)
_buildInfoChip(
icon: Icons.text_fields,
label: '${task.wordLimit}词',
color: Colors.green,
),
],
),
// 关键词
if (task.keywords.isNotEmpty) ...[
const SizedBox(height: 12),
Wrap(
spacing: 6,
runSpacing: 6,
children: task.keywords.take(3).map((keyword) {
return Container(
padding: const EdgeInsets.symmetric(
horizontal: 8,
vertical: 4,
),
decoration: BoxDecoration(
color: Colors.purple.shade50,
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: Colors.purple.shade200,
width: 1,
),
),
child: Text(
keyword,
style: TextStyle(
color: Colors.purple.shade700,
fontSize: 12,
),
),
);
}).toList(),
),
],
// 进度条（如果需要显示）
if (showProgress) ...[
const SizedBox(height: 12),
_buildProgressBar(),
],
],
),
),
),
);
}
Widget _buildTypeChip() {
return Container(
padding: const EdgeInsets.symmetric(
horizontal: 8,
vertical: 4,
),
decoration: BoxDecoration(
color: _getTypeColor().withOpacity(0.1),
borderRadius: BorderRadius.circular(8),
border: Border.all(
color: _getTypeColor(),
width: 1,
),
),
child: Text(
task.type.displayName,
style: TextStyle(
color: _getTypeColor(),
fontSize: 12,
fontWeight: FontWeight.w500,
),
),
);
}
Widget _buildInfoChip({
required IconData icon,
required String label,
required Color color,
}) {
return Container(
padding: const EdgeInsets.symmetric(
horizontal: 8,
vertical: 4,
),
decoration: BoxDecoration(
color: color.withOpacity(0.1),
borderRadius: BorderRadius.circular(8),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
icon,
size: 14,
color: color,
),
const SizedBox(width: 4),
Text(
label,
style: TextStyle(
color: color,
fontSize: 12,
fontWeight: FontWeight.w500,
),
),
],
),
);
}
Widget _buildProgressBar() {
// TODO: 实现进度条逻辑
const progress = 0.6; // 示例进度
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'完成进度',
style: TextStyle(
color: Colors.grey.shade600,
fontSize: 12,
),
),
Text(
'${(progress * 100).toInt()}%',
style: TextStyle(
color: Colors.grey.shade600,
fontSize: 12,
fontWeight: FontWeight.w500,
),
),
],
),
const SizedBox(height: 4),
LinearProgressIndicator(
value: progress,
backgroundColor: Colors.grey.shade200,
valueColor: AlwaysStoppedAnimation<Color>(
Colors.purple.shade600,
),
),
],
);
}
Color _getTypeColor() {
switch (task.type) {
case WritingType.essay:
return Colors.blue;
case WritingType.letter:
return Colors.green;
case WritingType.report:
return Colors.orange;
case WritingType.story:
return Colors.purple;
case WritingType.review:
return Colors.red;
case WritingType.argument:
return Colors.teal;
case WritingType.article:
return Colors.indigo;
case WritingType.email:
return Colors.cyan;
case WritingType.diary:
return Colors.pink;
case WritingType.description:
return Colors.amber;
}
}
Color _getDifficultyColor() {
switch (task.difficulty) {
case WritingDifficulty.beginner:
return Colors.green;
case WritingDifficulty.elementary:
return Colors.lightGreen;
case WritingDifficulty.intermediate:
return Colors.orange;
case WritingDifficulty.upperIntermediate:
return Colors.deepOrange;
case WritingDifficulty.advanced:
return Colors.red;
}
}
}