417 lines
13 KiB
Dart
417 lines
13 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:ainoval/models/prompt_models.dart';
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/// 优化结果视图组件
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class OptimizationResultView extends StatefulWidget {
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/// 原始内容
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final String original;
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/// 优化后的内容
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final String optimized;
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/// 优化区块
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final List<OptimizationSection> sections;
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/// 统计信息
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final OptimizationStatistics statistics;
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/// 接受全部优化的回调
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final VoidCallback onAccept;
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/// 拒绝优化的回调
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final VoidCallback onReject;
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/// 部分接受优化的回调（传入接受的区块索引列表）
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final Function(List<int>) onPartialAccept;
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const OptimizationResultView({
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Key? key,
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required this.original,
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required this.optimized,
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required this.sections,
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required this.statistics,
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required this.onAccept,
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required this.onReject,
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required this.onPartialAccept,
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}) : super(key: key);
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@override
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State<OptimizationResultView> createState() => _OptimizationResultViewState();
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}
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class _OptimizationResultViewState extends State<OptimizationResultView> {
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/// 选择接受的区块索引
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final List<int> _selectedSections = [];
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/// 显示模式：对比或单独显示
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bool _showDiff = true;
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@override
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void initState() {
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super.initState();
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// 初始默认选择所有修改的区块
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for (int i = 0; i < widget.sections.length; i++) {
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if (widget.sections[i].isModified) {
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_selectedSections.add(i);
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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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return Container(
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margin: const EdgeInsets.symmetric(vertical: 16),
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.secondaryContainer.withOpacity(0.2),
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borderRadius: BorderRadius.circular(8),
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border: Border.all(
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color: Theme.of(context).colorScheme.secondary.withOpacity(0.3),
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),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 标题和统计信息
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_buildHeader(context),
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const SizedBox(height: 16),
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// 内容区域
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SizedBox(
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height: 300, // 固定高度，可滚动
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child: _showDiff
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? _buildDiffView(context)
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: _buildSideBySideView(context),
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),
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const SizedBox(height: 16),
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// 底部操作按钮
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_buildBottomActions(context),
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],
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),
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);
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}
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/// 构建标题和统计信息
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Widget _buildHeader(BuildContext context) {
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final stats = widget.statistics;
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final theme = Theme.of(context);
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return Row(
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children: [
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// 标题
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Icon(
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Icons.auto_awesome,
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size: 20,
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color: theme.colorScheme.secondary,
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),
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const SizedBox(width: 8),
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Text(
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'AI优化结果',
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: theme.colorScheme.secondary,
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),
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),
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const Spacer(),
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// 显示模式切换
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SegmentedButton<bool>(
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segments: const [
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ButtonSegment<bool>(
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value: true,
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label: Text('对比视图'),
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icon: Icon(Icons.compare_arrows),
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),
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ButtonSegment<bool>(
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value: false,
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label: Text('并排视图'),
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icon: Icon(Icons.view_week),
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),
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],
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selected: {_showDiff},
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onSelectionChanged: (Set<bool> selection) {
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setState(() {
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_showDiff = selection.first;
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});
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},
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),
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const SizedBox(width: 16),
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// 统计信息
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Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(
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'词数变化: ${stats.originalWordCount} → ${stats.optimizedWordCount}',
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style: TextStyle(
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fontSize: 12,
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color: theme.colorScheme.onSurface,
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),
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),
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Text(
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'优化比例: ${(stats.changeRatio * 100).toInt()}%',
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style: TextStyle(
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fontSize: 12,
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color: theme.colorScheme.onSurface,
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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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/// 构建对比视图
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Widget _buildDiffView(BuildContext context) {
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final theme = Theme.of(context);
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return ListView.builder(
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itemCount: widget.sections.length,
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itemBuilder: (context, index) {
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final section = widget.sections[index];
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final isSelected = _selectedSections.contains(index);
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// 未修改的区块，没有选择框
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if (section.isUnchanged) {
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return Container(
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margin: const EdgeInsets.only(bottom: 8),
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: theme.colorScheme.surface,
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borderRadius: BorderRadius.circular(4),
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border: Border.all(color: theme.colorScheme.outlineVariant),
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),
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child: Text(
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section.content,
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style: TextStyle(
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color: theme.colorScheme.onSurface,
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),
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),
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);
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}
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// 修改的区块，有选择框
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return Stack(
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children: [
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Container(
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margin: const EdgeInsets.only(bottom: 8),
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(4),
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border: Border.all(
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color: isSelected
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? theme.colorScheme.secondary
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: theme.colorScheme.outline,
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width: isSelected ? 2 : 1,
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),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 原始内容
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: theme.colorScheme.errorContainer.withOpacity(0.2),
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borderRadius: const BorderRadius.only(
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topLeft: Radius.circular(4),
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topRight: Radius.circular(4),
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),
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),
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child: Row(
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children: [
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Icon(
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Icons.remove_circle_outline,
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size: 16,
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color: theme.colorScheme.error,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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section.original ?? '',
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style: TextStyle(
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color: theme.colorScheme.error,
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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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// 优化后内容
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: theme.colorScheme.primaryContainer.withOpacity(0.2),
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borderRadius: const BorderRadius.only(
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bottomLeft: Radius.circular(4),
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bottomRight: Radius.circular(4),
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),
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),
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child: Row(
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children: [
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Icon(
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Icons.add_circle_outline,
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size: 16,
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color: theme.colorScheme.secondary,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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section.content,
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style: TextStyle(
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color: theme.colorScheme.secondary,
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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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// 选择按钮
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Positioned(
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top: 8,
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right: 8,
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child: Checkbox(
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value: isSelected,
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onChanged: (value) {
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setState(() {
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if (value == true) {
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if (!_selectedSections.contains(index)) {
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_selectedSections.add(index);
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}
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} else {
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_selectedSections.remove(index);
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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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/// 构建并排视图
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Widget _buildSideBySideView(BuildContext context) {
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return Row(
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children: [
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// 原始内容
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'原始内容',
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style: Theme.of(context).textTheme.titleSmall,
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),
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const SizedBox(height: 8),
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Expanded(
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child: Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.surface,
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borderRadius: BorderRadius.circular(4),
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border: Border.all(
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color: Theme.of(context).colorScheme.outlineVariant,
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),
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),
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child: SingleChildScrollView(
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child: Text(widget.original),
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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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const SizedBox(width: 16),
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// 优化后内容
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'优化后内容',
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style: Theme.of(context).textTheme.titleSmall,
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),
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const SizedBox(height: 8),
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Expanded(
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child: Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.primaryContainer.withOpacity(0.2),
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borderRadius: BorderRadius.circular(4),
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border: Border.all(
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color: Theme.of(context).colorScheme.primary.withOpacity(0.3),
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),
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),
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child: SingleChildScrollView(
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child: Text(widget.optimized),
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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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/// 构建底部操作按钮
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Widget _buildBottomActions(BuildContext context) {
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final int totalModified = widget.sections.where((s) => s.isModified).length;
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final int selectedCount = _selectedSections.length;
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return Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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// 已选择区块计数
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Text(
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'已选择 $selectedCount / $totalModified 处修改',
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style: TextStyle(
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fontSize: 13,
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color: Theme.of(context).colorScheme.onSurfaceVariant,
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),
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),
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// 操作按钮
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Row(
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children: [
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// 拒绝按钮
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OutlinedButton.icon(
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icon: const Icon(Icons.close, size: 16),
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label: const Text('拒绝'),
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onPressed: widget.onReject,
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),
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const SizedBox(width: 12),
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// 接受所选按钮
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FilledButton.tonal(
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onPressed: selectedCount > 0
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? () => widget.onPartialAccept(_selectedSections)
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: null,
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child: const Text('接受所选'),
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),
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const SizedBox(width: 12),
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// 接受全部按钮
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FilledButton.icon(
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icon: const Icon(Icons.check, size: 16),
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label: const Text('接受全部'),
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onPressed: widget.onAccept,
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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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} |