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sjk
2025-11-17 13:39:05 +08:00
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client/lib/features/writing/widgets/writing_stats_card.dart Normal file
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import 'package:flutter/material.dart';
import '../models/writing_stats.dart';
class WritingStatsCard extends StatelessWidget {
final WritingStats stats;
final bool showDetails;
const WritingStatsCard({
super.key,
required this.stats,
this.showDetails = false,
});
@override
Widget build(BuildContext context) {
return Card(
elevation: 2,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
child: Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(12),
gradient: LinearGradient(
colors: [
Colors.purple.shade50,
Colors.purple.shade100,
],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
),
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 标题
Row(
children: [
Icon(
Icons.analytics,
color: Colors.purple.shade700,
size: 20,
),
const SizedBox(width: 8),
Text(
'写作统计',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
color: Colors.purple.shade700,
),
),
const Spacer(),
if (showDetails)
Icon(
Icons.keyboard_arrow_down,
color: Colors.purple.shade700,
),
],
),
const SizedBox(height: 16),
// 主要统计数据
Row(
children: [
Expanded(
child: _buildStatItem(
icon: Icons.assignment,
label: '完成任务',
value: '${stats.completedTasks}',
total: '${stats.totalTasks}',
color: Colors.blue,
),
),
const SizedBox(width: 16),
Expanded(
child: _buildStatItem(
icon: Icons.text_fields,
label: '总字数',
value: _formatNumber(stats.totalWords),
color: Colors.green,
),
),
const SizedBox(width: 16),
Expanded(
child: _buildStatItem(
icon: Icons.star,
label: '平均分',
value: stats.averageScore.toStringAsFixed(1),
color: Colors.orange,
),
),
],
),
if (showDetails) ...[
const SizedBox(height: 16),
const Divider(),
const SizedBox(height: 16),
// 详细统计
_buildDetailedStats(),
],
],
),
),
);
}
Widget _buildStatItem({
required IconData icon,
required String label,
required String value,
String? total,
required Color color,
}) {
return Column(
children: [
Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: color.withValues(alpha: 0.1),
borderRadius: BorderRadius.circular(12),
),
child: Icon(
icon,
color: color,
size: 24,
),
),
const SizedBox(height: 8),
Text(
total != null ? '$value/$total' : value,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 4),
Text(
label,
style: TextStyle(
fontSize: 12,
color: Colors.grey.shade600,
),
textAlign: TextAlign.center,
),
],
);
}
Widget _buildDetailedStats() {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// 任务类型统计
Text(
'任务类型分布',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
color: Colors.grey.shade700,
),
),
const SizedBox(height: 8),
_buildTypeStats(),
const SizedBox(height: 16),
// 难度分布
Text(
'难度分布',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
color: Colors.grey.shade700,
),
),
const SizedBox(height: 8),
_buildDifficultyStats(),
const SizedBox(height: 16),
// 技能分析
// 技能分析
Text(
'技能分析',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
color: Colors.grey.shade700,
),
),
const SizedBox(height: 8),
_buildSkillAnalysis(),
],
);
}
Widget _buildTypeStats() {
return Wrap(
spacing: 8,
runSpacing: 8,
children: stats.taskTypeStats.entries.map((entry) {
final percentage = stats.totalTasks > 0
? (entry.value / stats.totalTasks * 100).toInt()
: 0;
return Container(
padding: const EdgeInsets.symmetric(
horizontal: 8,
vertical: 4,
),
decoration: BoxDecoration(
color: Colors.blue.withValues(alpha: 0.1),
borderRadius: BorderRadius.circular(8),
border: Border.all(
color: Colors.blue.withValues(alpha: 0.3),
),
),
child: Text(
'${entry.key}: ${entry.value} ($percentage%)',
style: TextStyle(
fontSize: 12,
color: Colors.blue.shade700,
),
),
);
}).toList(),
);
}
Widget _buildDifficultyStats() {
return Wrap(
spacing: 8,
runSpacing: 8,
children: stats.difficultyStats.entries.map((entry) {
final percentage = stats.totalTasks > 0
? (entry.value / stats.totalTasks * 100).toInt()
: 0;
Color color;
switch (entry.key) {
case 'beginner':
case 'elementary':
color = Colors.green;
break;
case 'intermediate':
case 'upperIntermediate':
color = Colors.orange;
break;
case 'advanced':
color = Colors.red;
break;
default:
color = Colors.grey;
}
return Container(
padding: const EdgeInsets.symmetric(
horizontal: 8,
vertical: 4,
),
decoration: BoxDecoration(
color: color.withValues(alpha: 0.1),
borderRadius: BorderRadius.circular(8),
border: Border.all(
color: color.withValues(alpha: 0.3),
),
),
child: Text(
'${entry.key}: ${entry.value} ($percentage%)',
style: TextStyle(
fontSize: 12,
color: Colors.grey[700],
),
),
);
}).toList(),
);
}
Widget _buildSkillAnalysis() {
final analysis = stats.skillAnalysis;
return Column(
children: [
...analysis.criteriaScores.entries.map((entry) {
Color color;
switch (entry.key) {
case 'grammar':
color = Colors.blue;
break;
case 'vocabulary':
color = Colors.green;
break;
case 'structure':
color = Colors.orange;
break;
case 'content':
color = Colors.purple;
break;
default:
color = Colors.grey;
}
return Padding(
padding: const EdgeInsets.only(bottom: 8),
child: _buildSkillBar(entry.key, entry.value * 100, color),
);
}),
],
);
}
Widget _buildSkillBar(String skill, double score, Color color) {
return Row(
children: [
SizedBox(
width: 60,
child: Text(
skill,
style: TextStyle(
fontSize: 12,
color: Colors.grey.shade600,
),
),
),
Expanded(
child: LinearProgressIndicator(
value: score / 100,
backgroundColor: Colors.grey.shade200,
valueColor: AlwaysStoppedAnimation<Color>(color),
),
),
const SizedBox(width: 8),
Text(
'${score.toInt()}',
style: TextStyle(
fontSize: 12,
fontWeight: FontWeight.bold,
color: color,
),
),
],
);
}
String _formatNumber(int number) {
if (number >= 1000000) {
return '${(number / 1000000).toStringAsFixed(1)}M';
} else if (number >= 1000) {
return '${(number / 1000).toStringAsFixed(1)}K';
} else {
return number.toString();
}
}
}