703 lines
23 KiB
Dart
703 lines
23 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:lucide_icons/lucide_icons.dart';
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import 'package:url_launcher/url_launcher.dart';
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import '../../data/models/file_model.dart';
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import '../../core/utils/date_utils.dart' as date_utils;
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import '../../core/utils/file_icon_utils.dart';
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import '../../core/utils/file_type_utils.dart';
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import '../../services/file_service.dart';
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import '../../router/app_router.dart';
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import 'toast_helper.dart';
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/// 文件/文件夹详情（右侧抽屉）
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class FileInfoPanel extends StatefulWidget {
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final FileModel file;
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const FileInfoPanel({super.key, required this.file});
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/// 在指定 context 的 Scaffold 上打开右侧抽屉
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static void show(BuildContext context, FileModel file) {
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Scaffold.of(context).openEndDrawer();
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}
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/// 以 BottomSheet 方式展示文件详情
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static void showAsBottomSheet(BuildContext context, FileModel file) {
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showModalBottomSheet<void>(
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context: context,
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isScrollControlled: true,
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showDragHandle: true,
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builder: (_) => _FileInfoSheet(file: file),
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);
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}
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@override
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State<FileInfoPanel> createState() => _FileInfoPanelState();
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}
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class _FileInfoPanelState extends State<FileInfoPanel> {
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@override
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Widget build(BuildContext context) {
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return Drawer(
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child: FileInfoPanelContent(file: widget.file),
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);
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}
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}
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/// 以 BottomSheet 形式展示的文件详情
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class _FileInfoSheet extends StatelessWidget {
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final FileModel file;
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const _FileInfoSheet({required this.file});
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@override
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Widget build(BuildContext context) {
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return DraggableScrollableSheet(
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initialChildSize: 0.7,
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minChildSize: 0.4,
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maxChildSize: 0.95,
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expand: false,
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builder: (context, scrollController) {
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return FileInfoPanelContent(file: file);
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},
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);
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}
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}
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/// FileInfoPanel 的可复用内容区（不含 Drawer 壳）
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class FileInfoPanelContent extends StatefulWidget {
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final FileModel file;
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const FileInfoPanelContent({super.key, required this.file});
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@override
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State<FileInfoPanelContent> createState() => _FileInfoPanelContentState();
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}
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class _FileInfoPanelContentState extends State<FileInfoPanelContent> {
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FileInfoModel? _fileInfo;
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bool _isLoading = true;
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bool _isCalculatingFolder = false;
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bool _isVersionLoading = false;
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String? _error;
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@override
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void initState() {
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super.initState();
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_loadFileInfo();
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}
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Future<void> _loadFileInfo() async {
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try {
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final response = await FileService().getFileInfo(
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uri: widget.file.relativePath,
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extended: widget.file.isFile,
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folderSummary: false,
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);
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if (mounted) {
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setState(() {
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_fileInfo = FileInfoModel.fromJson(response);
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_isLoading = false;
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_isVersionLoading = false;
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});
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_error = e.toString();
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_isLoading = false;
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});
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}
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}
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}
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Future<void> _calculateFolderSize() async {
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setState(() => _isCalculatingFolder = true);
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try {
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final response = await FileService().getFileInfo(
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uri: widget.file.relativePath,
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extended: true,
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folderSummary: true,
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);
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if (mounted) {
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setState(() {
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_fileInfo = FileInfoModel.fromJson(response);
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_isCalculatingFolder = false;
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});
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}
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} catch (e) {
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if (mounted) {
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setState(() => _isCalculatingFolder = false);
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ToastHelper.failure('计算文件夹大小失败: $e');
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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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final theme = Theme.of(context);
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final colorScheme = theme.colorScheme;
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return Column(
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children: [
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Container(
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padding: const EdgeInsets.only(
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left: 16,
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right: 8,
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top: 8,
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bottom: 12,
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),
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decoration: BoxDecoration(
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border: Border(
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bottom: BorderSide(color: theme.dividerColor.withValues(alpha: 0.2)),
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),
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),
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child: Row(
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children: [
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FileIconUtils.buildIconWidget(
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context: context,
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file: widget.file,
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size: 32,
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iconSize: 18,
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borderRadius: 8,
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),
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const SizedBox(width: 12),
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Expanded(
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child: Text(
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widget.file.name,
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style: theme.textTheme.titleMedium,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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),
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IconButton(
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icon: const Icon(LucideIcons.x),
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onPressed: () => Navigator.of(context).pop(),
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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: _isLoading
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? const Center(child: CircularProgressIndicator())
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: _error != null
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? _buildError(theme)
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: _buildContent(theme, colorScheme),
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),
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],
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);
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}
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Widget _buildError(ThemeData theme) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(LucideIcons.alertCircle, size: 48, color: theme.colorScheme.error),
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const SizedBox(height: 12),
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Text('加载失败', style: theme.textTheme.titleSmall),
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const SizedBox(height: 4),
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 24),
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child: Text(_error ?? '', style: TextStyle(color: theme.hintColor, fontSize: 12), textAlign: TextAlign.center),
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),
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const SizedBox(height: 12),
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FilledButton.tonal(onPressed: _loadFileInfo, child: const Text('重试')),
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],
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),
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);
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}
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Widget _buildContent(ThemeData theme, ColorScheme colorScheme) {
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final file = _fileInfo?.file ?? widget.file;
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final typeLabel = file.isFolder
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? '文件夹'
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: FileIconUtils.getFileTypeLabel(file.name);
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final extendedInfo = _fileInfo?.extendedInfo;
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final versionEntities = extendedInfo?.entities
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?.where((e) => e.type == 0)
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.toList() ??
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[];
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return SingleChildScrollView(
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padding: const EdgeInsets.all(16),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
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decoration: BoxDecoration(
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color: colorScheme.primaryContainer,
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borderRadius: BorderRadius.circular(6),
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),
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child: Text(
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typeLabel,
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style: TextStyle(
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fontSize: 12,
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color: colorScheme.onPrimaryContainer,
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fontWeight: FontWeight.w500,
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),
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),
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),
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const SizedBox(height: 16),
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_buildInfoRow(LucideIcons.folderOpen, '位置', Uri.decodeComponent(file.relativePath)),
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if (file.isFile)
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_buildInfoRow(
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LucideIcons.hardDrive,
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'大小',
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date_utils.DateUtils.formatFileSize(file.size),
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),
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_buildInfoRow(LucideIcons.calendarPlus, '创建时间', date_utils.DateUtils.formatDateTime(file.createdAt)),
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_buildInfoRow(LucideIcons.calendar, '修改时间', date_utils.DateUtils.formatDateTime(file.updatedAt)),
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if (file.owned != null)
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_buildInfoRow(LucideIcons.shield, '所有者', file.owned! ? '是' : '否'),
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if (file.isFile && extendedInfo != null) ...[
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const SizedBox(height: 12),
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Divider(color: theme.dividerColor.withValues(alpha: 0.3)),
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const SizedBox(height: 8),
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Text('扩展信息', style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600)),
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const SizedBox(height: 8),
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_buildInfoRow(LucideIcons.fingerprint, '文件ID', file.id),
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if (file.primaryEntity != null)
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_buildInfoRow(LucideIcons.hash, '主版本', file.primaryEntity!),
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if (extendedInfo.storagePolicy != null)
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_buildInfoRow(
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LucideIcons.server,
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'存储策略',
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'${extendedInfo.storagePolicy!.name} (${extendedInfo.storagePolicy!.type})',
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),
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if (extendedInfo.storageUsed != null)
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_buildInfoRow(
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LucideIcons.database,
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'总占用',
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date_utils.DateUtils.formatFileSize(extendedInfo.storageUsed!),
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),
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],
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if (file.isFile && versionEntities.isNotEmpty) ...[
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const SizedBox(height: 12),
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Divider(color: theme.dividerColor.withValues(alpha: 0.3)),
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const SizedBox(height: 8),
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_buildVersionSection(theme, colorScheme, versionEntities),
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],
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if (file.isFolder) ...[
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const SizedBox(height: 12),
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Divider(color: theme.dividerColor.withValues(alpha: 0.3)),
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const SizedBox(height: 8),
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Text('文件夹信息', style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600)),
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const SizedBox(height: 8),
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_buildFolderSummary(theme, colorScheme),
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],
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],
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),
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);
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}
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Widget _buildVersionSection(
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ThemeData theme,
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ColorScheme colorScheme,
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List<EntityModel> entities,
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) {
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final file = _fileInfo!.file;
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final primaryEntity = file.primaryEntity;
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final isPreviewable = FileTypeUtils.isPreviewable(file.name);
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Text('版本历史', style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600)),
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const SizedBox(width: 8),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 1),
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decoration: BoxDecoration(
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color: colorScheme.primaryContainer,
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borderRadius: BorderRadius.circular(6),
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),
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child: Text(
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'${entities.length}',
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style: TextStyle(
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fontSize: 11,
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color: colorScheme.onPrimaryContainer,
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fontWeight: FontWeight.w600,
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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(height: 8),
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...entities.asMap().entries.map((entry) {
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final index = entry.key;
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final entity = entry.value;
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final isCurrent = entity.id == primaryEntity;
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final versionNumber = entities.length - index;
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return _buildVersionItem(
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theme,
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colorScheme,
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entity: entity,
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versionNumber: versionNumber,
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isCurrent: isCurrent,
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isPreviewable: isPreviewable,
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file: file,
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);
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}),
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],
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);
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}
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Widget _buildVersionItem(
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ThemeData theme,
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ColorScheme colorScheme, {
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required EntityModel entity,
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required int versionNumber,
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required bool isCurrent,
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required bool isPreviewable,
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required FileModel file,
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}) {
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final shortId = entity.id.length > 6 ? entity.id.substring(0, 6) : entity.id;
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final createdBy = entity.createdBy?.nickname ?? '未知';
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return Container(
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padding: const EdgeInsets.symmetric(vertical: 10, horizontal: 4),
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decoration: BoxDecoration(
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color: isCurrent
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? colorScheme.primaryContainer.withValues(alpha: 0.15)
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: null,
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border: Border(
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bottom: BorderSide(color: theme.dividerColor.withValues(alpha: 0.15)),
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),
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),
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child: LayoutBuilder(
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builder: (context, constraints) {
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final isNarrow = constraints.maxWidth < 380;
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final actionButtons = <Widget>[
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if (isPreviewable)
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_buildVersionActionButton(
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icon: LucideIcons.externalLink,
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tooltip: '打开',
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onPressed: _isVersionLoading ? null : () => _openVersion(entity),
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),
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_buildVersionActionButton(
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icon: LucideIcons.download,
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tooltip: '下载',
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onPressed: _isVersionLoading ? null : () => _downloadVersion(entity),
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),
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if (!isCurrent) ...[
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_buildVersionActionButton(
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icon: LucideIcons.pin,
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tooltip: '设为当前版本',
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onPressed: _isVersionLoading ? null : () => _setCurrentVersion(entity),
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),
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_buildVersionActionButton(
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icon: LucideIcons.trash2,
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tooltip: '删除',
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color: colorScheme.error,
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onPressed: _isVersionLoading ? null : () => _deleteVersion(entity),
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),
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],
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];
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final versionBadge = Container(
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padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
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decoration: BoxDecoration(
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color: isCurrent
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? colorScheme.primaryContainer
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: colorScheme.surfaceContainerHighest,
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borderRadius: BorderRadius.circular(6),
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),
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child: Text(
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isCurrent ? '当前' : 'v$versionNumber',
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style: TextStyle(
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fontSize: 11,
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color: isCurrent
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? colorScheme.onPrimaryContainer
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: theme.hintColor,
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fontWeight: FontWeight.w600,
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),
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),
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);
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final versionInfo = Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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GestureDetector(
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onTap: () => _showVersionDetail(entity),
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onLongPress: () => _showVersionDetail(entity),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'$shortId · ${date_utils.DateUtils.formatFileSize(entity.size)}',
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style: theme.textTheme.bodyMedium?.copyWith(
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fontWeight: FontWeight.w500,
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),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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const SizedBox(height: 1),
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Text(
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'${date_utils.DateUtils.formatDateTime(entity.createdAt)} · $createdBy',
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style: const TextStyle(fontSize: 11, color: null)
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.copyWith(color: theme.hintColor),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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],
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),
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),
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if (isNarrow) ...[
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const SizedBox(height: 4),
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Row(children: actionButtons),
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],
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],
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),
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);
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if (isNarrow) {
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return Row(
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children: [versionBadge, const SizedBox(width: 8), versionInfo],
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);
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}
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return Row(
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children: [
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versionBadge,
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const SizedBox(width: 8),
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versionInfo,
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...actionButtons,
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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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void _showVersionDetail(EntityModel entity) {
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final createdBy = entity.createdBy;
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showDialog(
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context: context,
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builder: (dialogContext) => AlertDialog(
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title: const Text('版本详情'),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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_buildInfoRow(LucideIcons.hash, 'ID', entity.id),
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_buildInfoRow(LucideIcons.hardDrive, '大小', date_utils.DateUtils.formatFileSize(entity.size)),
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_buildInfoRow(LucideIcons.calendarPlus, '创建时间', date_utils.DateUtils.formatDateTime(entity.createdAt)),
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if (createdBy != null) ...[
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_buildInfoRow(LucideIcons.user, '创建者', createdBy.nickname),
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_buildInfoRow(LucideIcons.fingerprint, '创建者ID', createdBy.id),
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],
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if (entity.storagePolicy != null)
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_buildInfoRow(LucideIcons.server, '存储策略', '${entity.storagePolicy!.name} (${entity.storagePolicy!.type})'),
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if (entity.encryptedWith != null)
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_buildInfoRow(LucideIcons.lock, '加密', entity.encryptedWith!),
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],
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(dialogContext).pop(),
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child: const Text('关闭'),
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),
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],
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),
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);
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}
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Widget _buildVersionActionButton({
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required IconData icon,
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required String tooltip,
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Color? color,
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required VoidCallback? onPressed,
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}) {
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return IconButton(
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icon: Icon(icon, size: 16, color: color),
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onPressed: onPressed,
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tooltip: tooltip,
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style: IconButton.styleFrom(
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padding: const EdgeInsets.all(4),
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minimumSize: const Size(28, 28),
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),
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);
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}
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void _openVersion(EntityModel entity) {
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final file = _fileInfo!.file;
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if (!FileTypeUtils.isPreviewable(file.name)) {
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ToastHelper.info('暂不支持预览此文件类型');
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return;
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}
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final args = {'file': file, 'entityId': entity.id};
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if (FileTypeUtils.isImage(file.name)) {
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Navigator.of(context).pushNamed(RouteNames.imagePreview, arguments: args);
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} else if (FileTypeUtils.isPdf(file.name)) {
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Navigator.of(context).pushNamed(RouteNames.pdfPreview, arguments: args);
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} else if (FileTypeUtils.isVideo(file.name)) {
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Navigator.of(context).pushNamed(RouteNames.videoPreview, arguments: args);
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|
} else if (FileTypeUtils.isAudio(file.name)) {
|
|
Navigator.of(context).pushNamed(RouteNames.audioPreview, arguments: args);
|
|
} else if (FileTypeUtils.isMarkdown(file.name)) {
|
|
Navigator.of(context).pushNamed(RouteNames.markdownPreview, arguments: args);
|
|
} else if (FileTypeUtils.isTextCode(file.name)) {
|
|
Navigator.of(context).pushNamed(RouteNames.documentPreview, arguments: args);
|
|
}
|
|
}
|
|
|
|
Future<void> _downloadVersion(EntityModel entity) async {
|
|
try {
|
|
final response = await FileService().getDownloadUrls(
|
|
uris: [widget.file.relativePath],
|
|
entity: entity.id,
|
|
download: true,
|
|
);
|
|
|
|
final urls = response['urls'] as List<dynamic>? ?? [];
|
|
if (urls.isNotEmpty) {
|
|
final urlData = urls[0] as Map<String, dynamic>;
|
|
final url = urlData['url'] as String;
|
|
final uri = Uri.parse(url);
|
|
if (await canLaunchUrl(uri)) {
|
|
await launchUrl(uri, mode: LaunchMode.platformDefault);
|
|
} else {
|
|
if (mounted) ToastHelper.error('无法打开下载链接');
|
|
}
|
|
} else {
|
|
if (mounted) ToastHelper.error('获取下载链接失败');
|
|
}
|
|
} catch (e) {
|
|
if (mounted) ToastHelper.failure('获取下载链接失败: $e');
|
|
}
|
|
}
|
|
|
|
Future<void> _setCurrentVersion(EntityModel entity) async {
|
|
setState(() => _isVersionLoading = true);
|
|
try {
|
|
await FileService().setFileVersion(
|
|
uri: widget.file.relativePath,
|
|
version: entity.id,
|
|
);
|
|
if (mounted) {
|
|
ToastHelper.success('已设为当前版本');
|
|
_loadFileInfo();
|
|
}
|
|
} catch (e) {
|
|
if (mounted) {
|
|
setState(() => _isVersionLoading = false);
|
|
ToastHelper.failure('操作失败: $e');
|
|
}
|
|
}
|
|
}
|
|
|
|
Future<void> _deleteVersion(EntityModel entity) async {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
final shortId = entity.id.length > 6 ? entity.id.substring(0, 6) : entity.id;
|
|
final confirmed = await showDialog<bool>(
|
|
context: context,
|
|
builder: (dialogContext) => AlertDialog(
|
|
title: const Text('删除版本'),
|
|
content: Text('确定要删除版本 "$shortId" (${date_utils.DateUtils.formatFileSize(entity.size)}) 吗？'),
|
|
actions: [
|
|
TextButton(
|
|
onPressed: () => Navigator.of(dialogContext).pop(false),
|
|
child: const Text('取消'),
|
|
),
|
|
FilledButton(
|
|
onPressed: () => Navigator.of(dialogContext).pop(true),
|
|
style: FilledButton.styleFrom(backgroundColor: colorScheme.error),
|
|
child: const Text('删除'),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
|
|
if (confirmed != true) return;
|
|
|
|
setState(() => _isVersionLoading = true);
|
|
try {
|
|
await FileService().deleteFileVersion(
|
|
uri: widget.file.relativePath,
|
|
version: entity.id,
|
|
);
|
|
if (mounted) {
|
|
ToastHelper.success('版本已删除');
|
|
_loadFileInfo();
|
|
}
|
|
} catch (e) {
|
|
if (mounted) {
|
|
setState(() => _isVersionLoading = false);
|
|
ToastHelper.failure('删除失败: $e');
|
|
}
|
|
}
|
|
}
|
|
|
|
Widget _buildFolderSummary(ThemeData theme, ColorScheme colorScheme) {
|
|
final summary = _fileInfo?.folderSummary;
|
|
|
|
if (summary != null) {
|
|
return Column(
|
|
children: [
|
|
_buildInfoRow(LucideIcons.file, '包含文件', '${summary.files}'),
|
|
_buildInfoRow(LucideIcons.folder, '包含文件夹', '${summary.folders}'),
|
|
_buildInfoRow(LucideIcons.hardDrive, '总大小', date_utils.DateUtils.formatFileSize(summary.size)),
|
|
if (!summary.completed)
|
|
Padding(
|
|
padding: const EdgeInsets.only(top: 8),
|
|
child: Row(
|
|
children: [
|
|
Icon(LucideIcons.alertCircle, size: 14, color: theme.colorScheme.error),
|
|
const SizedBox(width: 6),
|
|
Text('计算未完成，结果可能不完整', style: TextStyle(fontSize: 12, color: theme.colorScheme.error)),
|
|
],
|
|
),
|
|
),
|
|
const SizedBox(height: 8),
|
|
Text(
|
|
'计算于 ${date_utils.DateUtils.formatDateTime(summary.calculatedAt)}',
|
|
style: TextStyle(fontSize: 11, color: theme.hintColor),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
return _isCalculatingFolder
|
|
? const Center(child: Padding(padding: EdgeInsets.all(16), child: CircularProgressIndicator()))
|
|
: SizedBox(
|
|
width: double.infinity,
|
|
child: OutlinedButton.icon(
|
|
onPressed: _calculateFolderSize,
|
|
icon: const Icon(LucideIcons.calculator, size: 16),
|
|
label: const Text('计算文件夹大小'),
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget _buildInfoRow(IconData icon, String label, String value) {
|
|
final theme = Theme.of(context);
|
|
return Padding(
|
|
padding: const EdgeInsets.symmetric(vertical: 4),
|
|
child: Row(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Icon(icon, size: 16, color: theme.hintColor),
|
|
const SizedBox(width: 8),
|
|
SizedBox(
|
|
width: 72,
|
|
child: Text(label, style: TextStyle(fontSize: 13, color: theme.hintColor)),
|
|
),
|
|
Expanded(
|
|
child: SelectableText(
|
|
value,
|
|
style: const TextStyle(fontSize: 13),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|