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公云存储
2026-05-15 08:52:48 +08:00
parent 4131f7321a
commit eb35a1d067
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lib/presentation/pages/files/files_page.dart
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import 'dart:async';
import 'dart:io';
import 'dart:ui';
import 'package:cross_file/cross_file.dart';
import 'package:desktop_drop/desktop_drop.dart';
import 'package:cloudreve4_flutter/data/models/file_model.dart';
import 'package:cloudreve4_flutter/services/file_service.dart';
import 'package:cloudreve4_flutter/services/upload_service.dart';
import '../../../core/utils/file_utils.dart';
import 'package:flutter/material.dart';
import 'package:lucide_icons/lucide_icons.dart';
import 'package:provider/provider.dart';
import 'package:url_launcher/url_launcher.dart';
import '../../providers/file_manager_provider.dart';
import '../../providers/download_manager_provider.dart';
import '../../providers/upload_manager_provider.dart';
import '../../providers/navigation_provider.dart';
import '../../widgets/file_list_item.dart';
import '../../widgets/file_grid_item.dart';
import '../../widgets/file_list_header.dart';
import '../../widgets/file_breadcrumb.dart';
import '../../widgets/selection_toolbar.dart';
import '../../widgets/empty_folder_view.dart';
import '../../widgets/upload_dialog.dart';
import '../../widgets/file_operation_dialogs.dart';
import '../../widgets/file_info_dialog.dart';
import '../../widgets/search_dialog.dart';
import '../../widgets/toast_helper.dart';
import '../../../router/app_router.dart';
import '../../../core/utils/file_type_utils.dart';
class FilesPage extends StatefulWidget {
const FilesPage({super.key});
@override
State<FilesPage> createState() => _FilesPageState();
}
class _FilesPageState extends State<FilesPage> {
bool _isFirstLoad = true;
FileModel? _infoFile;
final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
// FAB 状态
bool _isFabVisible = true;
bool _isFabExpanded = false;
Timer? _fabShowTimer;
// 桌面端拖拽状态
bool _isDraggingOver = false;
@override
void initState() {
super.initState();
Future.delayed(const Duration(milliseconds: 100), () {
if (mounted) {
final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
final screenWidth = MediaQuery.of(context).size.width;
if (screenWidth >= 1000) {
fileManager.setViewType(FileViewType.grid);
} else {
fileManager.setViewType(FileViewType.list);
}
if (_isFirstLoad) {
fileManager.loadFiles();
_isFirstLoad = false;
}
final downloadManager = Provider.of<DownloadManagerProvider>(context, listen: false);
downloadManager.initialize();
}
});
// 上传完成 → 自动刷新当前目录文件列表
UploadService.instance.onUploadCompleted = (targetPath, fileName) {
if (!mounted) return;
final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
final normalizedCurrent = FileUtils.toCloudreveUri(fileManager.currentPath);
if (targetPath == normalizedCurrent) {
final fileUri = targetPath.endsWith('/')
? '$targetPath$fileName'
: '$targetPath/$fileName';
fileManager.addFileByUri(fileUri);
}
};
}
@override
void dispose() {
_fabShowTimer?.cancel();
UploadService.instance.onUploadCompleted = null;
super.dispose();
}
void _showFileInfo(FileModel file) {
setState(() => _infoFile = file);
// 等待下一帧 rebuild 完成，endDrawer 从 null 变为非 null 后再打开
WidgetsBinding.instance.addPostFrameCallback((_) {
_scaffoldKey.currentState?.openEndDrawer();
});
}
// ---- FAB 显隐控制 ----
void _hideFab() {
_fabShowTimer?.cancel();
if (_isFabVisible) {
setState(() {
_isFabVisible = false;
_isFabExpanded = false;
});
}
}
void _scheduleShowFab() {
_fabShowTimer?.cancel();
_fabShowTimer = Timer(const Duration(seconds: 1), () {
if (mounted && !_isFabVisible) {
setState(() => _isFabVisible = true);
}
});
}
bool _onScrollNotification(ScrollNotification notification) {
if (notification is ScrollStartNotification ||
notification is ScrollUpdateNotification) {
_hideFab();
} else if (notification is ScrollEndNotification) {
_scheduleShowFab();
}
return false;
}
void _toggleFabExpanded() {
setState(() => _isFabExpanded = !_isFabExpanded);
}
void _onFabSubAction(VoidCallback action) {
setState(() => _isFabExpanded = false);
action();
}
// ---- 构建方法 ----
@override
Widget build(BuildContext context) {
final isDesktop = MediaQuery.of(context).size.width >= 1000;
return Scaffold(
key: _scaffoldKey,
appBar: _buildAppBar(context),
body: _buildBody(context),
bottomNavigationBar: _buildBottomBar(context),
endDrawer: _infoFile != null ? FileInfoPanel(file: _infoFile!) : null,
floatingActionButton: isDesktop ? null : _buildSpeedDialFAB(context),
);
}
PreferredSizeWidget _buildAppBar(BuildContext context) {
final screenWidth = MediaQuery.of(context).size.width;
final isDesktop = screenWidth >= 1000;
return AppBar(
title: Consumer<FileManagerProvider>(
builder: (context, fileManager, child) {
if (isDesktop) {
if (fileManager.currentPath == '/') {
return const Text('文件');
}
final segments = fileManager.currentPath.split('/').where((s) => s.isNotEmpty).toList();
return Text(segments.isNotEmpty ? segments.last : '文件');
}
return _buildMobileBreadcrumb(context, fileManager);
},
),
actions: isDesktop ? _buildDesktopActions() : _buildMobileActions(),
);
}
Widget _buildMobileBreadcrumb(BuildContext context, FileManagerProvider fileManager) {
final theme = Theme.of(context);
final colorScheme = theme.colorScheme;
final pathParts = fileManager.currentPath.split('/');
pathParts.removeWhere((part) => part.isEmpty);
return SizedBox(
height: 40,
child: ListView(
scrollDirection: Axis.horizontal,
children: [
_buildBreadcrumbChip(
context,
label: '文件',
icon: LucideIcons.home,
color: colorScheme.primary,
onTap: () => fileManager.currentPath != '/' ? fileManager.enterFolder('/') : null,
),
for (int i = 0; i < pathParts.length; i++) ...[
Padding(
padding: const EdgeInsets.symmetric(horizontal: 2),
child: Icon(LucideIcons.chevronRight, size: 14, color: theme.hintColor.withValues(alpha: 0.5)),
),
_buildBreadcrumbChip(
context,
label: pathParts[i],
icon: null,
color: colorScheme.primary,
isLast: i == pathParts.length - 1,
onTap: () {
final targetPath = '/${pathParts.sublist(0, i + 1).join('/')}';
if (targetPath != fileManager.currentPath) fileManager.enterFolder(targetPath);
},
),
],
],
),
);
}
Widget _buildBreadcrumbChip(
BuildContext context, {
required String label,
required IconData? icon,
required Color color,
bool isLast = false,
VoidCallback? onTap,
}) {
return InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(14),
child: Container(
height: 28,
padding: const EdgeInsets.symmetric(horizontal: 8),
decoration: BoxDecoration(
color: isLast ? color.withValues(alpha: 0.15) : color.withValues(alpha: 0.06),
borderRadius: BorderRadius.circular(14),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
if (icon != null) ...[
Icon(icon, size: 14, color: color),
const SizedBox(width: 3),
],
Text(
label,
style: TextStyle(
color: color,
fontWeight: isLast ? FontWeight.w600 : FontWeight.w500,
fontSize: 12,
),
),
],
),
),
);
}
List<Widget> _buildDesktopActions() {
return [
IconButton(
icon: const Icon(LucideIcons.search),
onPressed: () => SearchDialog.show(context),
tooltip: '搜索',
),
Consumer<FileManagerProvider>(
builder: (context, fileManager, child) {
return IconButton(
icon: Icon(fileManager.isLoading ? Icons.hourglass_empty : Icons.refresh),
onPressed: () => fileManager.refreshFiles(),
tooltip: '刷新',
);
},
),
Consumer<FileManagerProvider>(
builder: (context, fileManager, child) {
final icon = fileManager.viewType == FileViewType.list
? Icons.grid_view
: Icons.view_list;
return IconButton(
icon: Icon(icon),
onPressed: () {
fileManager.setViewType(
fileManager.viewType == FileViewType.list
? FileViewType.grid
: FileViewType.list,
);
},
tooltip: fileManager.viewType == FileViewType.list ? '网格视图' : '列表视图',
);
},
),
IconButton(
icon: const Icon(Icons.add),
onPressed: () {
final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
FileOperationDialogs.showCreateDialog(context, fileManager);
},
tooltip: '新建',
),
IconButton(
icon: const Icon(Icons.cloud_upload),
onPressed: () => showUploadDialog(context),
tooltip: '上传',
),
IconButton(
icon: const Icon(Icons.cloud_download),
onPressed: () => Provider.of<NavigationProvider>(context, listen: false).setIndex(2),
tooltip: '下载',
),
];
}
List<Widget> _buildMobileActions() {
return [
Consumer<FileManagerProvider>(
builder: (context, fileManager, child) {
final icon = fileManager.viewType == FileViewType.list
? Icons.grid_view
: Icons.view_list;
return IconButton(
icon: Icon(icon),
onPressed: () {
fileManager.setViewType(
fileManager.viewType == FileViewType.list
? FileViewType.grid
: FileViewType.list,
);
},
tooltip: fileManager.viewType == FileViewType.list ? '网格视图' : '列表视图',
);
},
),
];
}
// ---- SpeedDial FAB ----
Widget _buildSpeedDialFAB(BuildContext context) {
final theme = Theme.of(context);
final colorScheme = theme.colorScheme;
final isDark = theme.brightness == Brightness.dark;
return AnimatedSlide(
offset: _isFabVisible ? Offset.zero : const Offset(0, 2),
duration: const Duration(milliseconds: 250),
curve: Curves.easeInOut,
child: AnimatedOpacity(
opacity: _isFabVisible ? 1.0 : 0.0,
duration: const Duration(milliseconds: 250),
curve: Curves.easeInOut,
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.end,
children: [
_buildFabSubItem(
context: context,
index: 0,
icon: LucideIcons.search,
label: '搜索',
isDark: isDark,
colorScheme: colorScheme,
onTap: () => _onFabSubAction(() => SearchDialog.show(context)),
),
_buildFabSubItem(
context: context,
index: 1,
icon: LucideIcons.upload,
label: '上传',
isDark: isDark,
colorScheme: colorScheme,
onTap: () => _onFabSubAction(() => showUploadDialog(context)),
),
_buildFabSubItem(
context: context,
index: 2,
icon: LucideIcons.folderPlus,
label: '新建文件夹',
isDark: isDark,
colorScheme: colorScheme,
onTap: () {
final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
_onFabSubAction(() => FileOperationDialogs.showCreateDialog(context, fileManager));
},
),
_buildFabSubItem(
context: context,
index: 3,
icon: LucideIcons.download,
label: '离线下载',
isDark: isDark,
colorScheme: colorScheme,
onTap: () => _onFabSubAction(() => Navigator.of(context).pushNamed(RouteNames.remoteDownload)),
),
Consumer<FileManagerProvider>(
builder: (context, fileManager, _) {
final isListView = fileManager.viewType == FileViewType.list;
return _buildFabSubItem(
context: context,
index: 4,
icon: isListView ? LucideIcons.layoutGrid : LucideIcons.list,
label: isListView ? '网格视图' : '列表视图',
isDark: isDark,
colorScheme: colorScheme,
onTap: () {
_onFabSubAction(() {
fileManager.setViewType(
isListView ? FileViewType.grid : FileViewType.list,
);
});
},
);
},
),
// 主按钮：与子按钮同风格同尺寸
Padding(
padding: const EdgeInsets.only(bottom: 4, right: 4),
child: AnimatedScale(
scale: _isFabExpanded ? 1.0 : 1.08,
duration: const Duration(milliseconds: 250),
curve: Curves.easeInOut,
child: _buildFabButton(
isDark: isDark,
colorScheme: colorScheme,
onTap: _toggleFabExpanded,
child: AnimatedRotation(
turns: _isFabExpanded ? 0.125 : 0,
duration: const Duration(milliseconds: 250),
curve: Curves.easeInOut,
child: Icon(
LucideIcons.plus,
color: colorScheme.primary,
size: 22,
),
),
),
),
),
],
),
),
);
}
Widget _buildFabSubItem({
required BuildContext context,
required int index,
required IconData icon,
required String label,
required bool isDark,
required ColorScheme colorScheme,
required VoidCallback onTap,
}) {
final staggerDelay = Duration(milliseconds: 50 * index);
return AnimatedSlide(
offset: _isFabExpanded ? Offset.zero : const Offset(0, 1.2),
duration: const Duration(milliseconds: 250) + staggerDelay,
curve: Curves.easeOutCubic,
child: AnimatedOpacity(
opacity: _isFabExpanded ? 1.0 : 0.0,
duration: const Duration(milliseconds: 200) + staggerDelay,
curve: Curves.easeOut,
child: AnimatedScale(
scale: _isFabExpanded ? 1.0 : 0.4,
duration: const Duration(milliseconds: 250) + staggerDelay,
curve: Curves.easeOutCubic,
child: Padding(
padding: const EdgeInsets.only(bottom: 14, right: 4),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
ClipRRect(
borderRadius: BorderRadius.circular(10),
child: BackdropFilter(
filter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 7),
decoration: BoxDecoration(
color: isDark
? Colors.white.withValues(alpha: 0.12)
: Colors.white.withValues(alpha: 0.75),
borderRadius: BorderRadius.circular(10),
border: Border.all(
color: isDark
? Colors.white.withValues(alpha: 0.1)
: Colors.white.withValues(alpha: 0.4),
),
),
child: Text(
label,
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w500,
color: isDark ? Colors.white : Colors.grey.shade800,
),
),
),
),
),
const SizedBox(width: 12),
_buildFabButton(
isDark: isDark,
colorScheme: colorScheme,
onTap: onTap,
child: Icon(icon, size: 20, color: colorScheme.primary),
),
],
),
),
),
),
);
}
/// 统一的毛玻璃圆形按钮
Widget _buildFabButton({
required bool isDark,
required ColorScheme colorScheme,
required VoidCallback onTap,
required Widget child,
}) {
const size = 44.0;
const radius = 22.0;
return ClipRRect(
borderRadius: BorderRadius.circular(radius),
child: BackdropFilter(
filter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
child: Container(
width: size,
height: size,
decoration: BoxDecoration(
color: colorScheme.primary.withValues(alpha: isDark ? 0.2 : 0.12),
borderRadius: BorderRadius.circular(radius),
border: Border.all(
color: colorScheme.primary.withValues(alpha: isDark ? 0.25 : 0.2),
),
),
child: Material(
color: Colors.transparent,
child: InkWell(
borderRadius: BorderRadius.circular(radius),
onTap: onTap,
child: Center(child: child),
),
),
),
),
);
}
// ---- Body ----
Widget _buildBody(BuildContext context) {
final isDesktop = MediaQuery.of(context).size.width >= 1000;
final child = _buildFileList(context);
if (!isDesktop || !Platform.isWindows && !Platform.isLinux && !Platform.isMacOS) {
return child;
}
return DropTarget(
onDragEntered: (_) => setState(() => _isDraggingOver = true),
onDragExited: (_) => setState(() => _isDraggingOver = false),
onDragDone: (details) {
setState(() => _isDraggingOver = false);
_handleDroppedFiles(details.files);
},
child: Stack(
children: [
child,
if (_isDraggingOver)
IgnorePointer(
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: Theme.of(context).colorScheme.primary,
width: 3,
strokeAlign: BorderSide.strokeAlignOutside,
),
borderRadius: BorderRadius.circular(8),
color: Theme.of(context).colorScheme.surface.withValues(alpha: 0.85),
),
child: Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Icon(LucideIcons.upload, size: 48, color: Theme.of(context).colorScheme.primary),
const SizedBox(height: 12),
Text(
'释放文件以上传到当前目录',
style: TextStyle(
color: Theme.of(context).colorScheme.primary,
fontSize: 16,
fontWeight: FontWeight.w500,
),
),
],
),
),
),
),
],
),
);
}
void _handleDroppedFiles(List<XFile> droppedFiles) {
final files = <File>[];
for (final xFile in droppedFiles) {
final path = xFile.path;
if (path.isNotEmpty) {
files.add(File(path));
}
}
if (files.isEmpty) return;
final uploadManager = Provider.of<UploadManagerProvider>(context, listen: false);
final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
uploadManager.markShouldShowDialog();
uploadManager.startUpload(files, fileManager.currentPath);
ToastHelper.info('已添加 ${files.length} 个文件到上传队列');
}
Widget _buildFileList(BuildContext context) {
return Consumer<FileManagerProvider>(
builder: (context, fileManager, child) {
if (fileManager.isLoading) {
return const Center(child: CircularProgressIndicator());
}
if (fileManager.errorMessage != null) {
return _buildErrorView(context, fileManager);
}
if (fileManager.files.isEmpty) {
return EmptyFolderView(currentPath: fileManager.currentPath);
}
if (fileManager.viewType == FileViewType.list) {
return _buildListView(context, fileManager);
}
return _buildGridView(context, fileManager);
},
);
}
Widget _buildErrorView(BuildContext context, FileManagerProvider fileManager) {
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(Icons.error_outline, size: 64, color: Theme.of(context).colorScheme.error),
const SizedBox(height: 16),
Text(
fileManager.errorMessage!,
textAlign: TextAlign.center,
style: TextStyle(color: Theme.of(context).hintColor),
),
const SizedBox(height: 16),
FilledButton(
onPressed: () => fileManager.loadFiles(),
child: const Text('重试'),
),
],
),
);
}
Future<void> _onRefresh(FileManagerProvider fileManager) async {
final result = await fileManager.refreshFiles();
if (!mounted) return;
if (fileManager.errorMessage != null) {
ToastHelper.error(fileManager.errorMessage!);
return;
}
if (result.isUnchanged) {
ToastHelper.info('列表已是最新');
} else {
final parts = <String>[];
if (result.added > 0) parts.add('新增 ${result.added} 项');
if (result.removed > 0) parts.add('移除 ${result.removed} 项');
if (result.updated > 0) parts.add('更新 ${result.updated} 项');
ToastHelper.success('已刷新：${parts.join('，')}');
}
}
Widget _buildListView(BuildContext context, FileManagerProvider fileManager) {
final isDesktop = MediaQuery.of(context).size.width >= 1000;
final showCheckbox = fileManager.hasSelection;
return Column(
children: [
if (isDesktop) FileListHeader(showCheckbox: showCheckbox),
Expanded(
child: RefreshIndicator(
onRefresh: () => _onRefresh(fileManager),
child: NotificationListener<ScrollNotification>(
onNotification: _onScrollNotification,
child: ListView.builder(
itemCount: fileManager.files.length,
itemBuilder: (context, index) {
final file = fileManager.files[index];
final isSelected = fileManager.selectedFiles.contains(file.path);
return FileListItem(
key: ValueKey('file_${file.id}'),
file: file,
isSelected: isSelected,
isHighlighted: file.path == fileManager.highlightPath,
showCheckbox: showCheckbox,
index: index,
isDesktop: isDesktop,
onTap: () {
_hideFab();
_scheduleShowFab();
if (showCheckbox) {
fileManager.toggleSelection(file.path);
} else if (file.isFolder) {
fileManager.enterFolder(file.relativePath);
} else {
_openFile(context, file);
}
},
onSelect: () => fileManager.toggleSelection(file.path),
onDownload: !file.isFolder ? () => _downloadFile(context, fileManager, file) : null,
onOpenInBrowser: !file.isFolder ? () => _openInBrowser(context, file) : null,
onRename: () => FileOperationDialogs.showRenameDialog(context, fileManager, file),
onMove: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, false),
onCopy: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, true),
onShare: () => FileOperationDialogs.showShareDialog(context, file),
onDelete: () => FileOperationDialogs.showDeleteSingleConfirmation(context, fileManager, file),
onInfo: () => _showFileInfo(file),
);
},
),
),
),
),
],
);
}
Widget _buildGridView(BuildContext context, FileManagerProvider fileManager) {
final screenWidth = MediaQuery.sizeOf(context).width;
final padding = 16.0;
final spacing = 16.0;
final availableWidth = screenWidth - padding * 2;
int crossAxisCount;
if (screenWidth < 400) {
crossAxisCount = 2;
} else if (screenWidth < 600) {
crossAxisCount = 3;
} else if (screenWidth < 900) {
crossAxisCount = 4;
} else {
crossAxisCount = 5;
}
final itemWidth = (availableWidth - spacing * (crossAxisCount - 1)) / crossAxisCount;
final childAspectRatio = itemWidth / 160;
final showCheckbox = fileManager.hasSelection;
return RefreshIndicator(
onRefresh: () => _onRefresh(fileManager),
child: NotificationListener<ScrollNotification>(
onNotification: _onScrollNotification,
child: GridView.builder(
padding: const EdgeInsets.all(8),
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: crossAxisCount,
mainAxisSpacing: spacing / 2,
crossAxisSpacing: spacing / 2,
childAspectRatio: childAspectRatio,
),
itemCount: fileManager.files.length,
itemBuilder: (context, index) {
final file = fileManager.files[index];
final isSelected = fileManager.selectedFiles.contains(file.path);
return FileGridItem(
key: ValueKey('file_grid_${file.id}'),
file: file,
isSelected: isSelected,
isHighlighted: file.path == fileManager.highlightPath,
showCheckbox: showCheckbox,
contextHint: fileManager.contextHint,
onTap: () {
_hideFab();
_scheduleShowFab();
if (showCheckbox) {
fileManager.toggleSelection(file.path);
} else if (file.isFolder) {
fileManager.enterFolder(file.relativePath);
} else {
_openFile(context, file);
}
},
onSelect: () => fileManager.toggleSelection(file.path),
onDownload: !file.isFolder ? () => _downloadFile(context, fileManager, file) : null,
onOpenInBrowser: !file.isFolder ? () => _openInBrowser(context, file) : null,
onRename: () => FileOperationDialogs.showRenameDialog(context, fileManager, file),
onMove: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, false),
onCopy: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, true),
onShare: () => FileOperationDialogs.showShareDialog(context, file),
onDelete: () => FileOperationDialogs.showDeleteSingleConfirmation(context, fileManager, file),
onInfo: () => _showFileInfo(file),
);
},
),
),
);
}
Widget _buildBottomBar(BuildContext context) {
final screenWidth = MediaQuery.of(context).size.width;
final isDesktop = screenWidth >= 1000;
return Consumer<FileManagerProvider>(
builder: (context, fileManager, child) {
if (fileManager.hasSelection) {
return SelectionToolbar(
selectionCount: fileManager.selectedFiles.length,
onCancel: () => fileManager.clearSelection(),
onRename: fileManager.selectedFiles.length == 1
? () => FileOperationDialogs.showRenameDialog(
context,
fileManager,
fileManager.files.firstWhere(
(f) => f.path == fileManager.selectedFiles.first,
),
)
: null,
onMove: () => FileOperationDialogs.showBatchMoveDialog(
context,
fileManager,
fileManager.selectedFiles,
false,
),
onCopy: () => FileOperationDialogs.showBatchMoveDialog(
context,
fileManager,
fileManager.selectedFiles,
true,
),
onDelete: () => FileOperationDialogs.showDeleteConfirmation(
context,
fileManager,
fileManager.selectedFiles,
),
);
}
if (!isDesktop) return const SizedBox.shrink();
return FileBreadcrumb(
currentPath: fileManager.currentPath,
onPathTap: (path) => fileManager.enterFolder(path),
);
},
);
}
void _openFile(BuildContext context, FileModel file) {
if (FileTypeUtils.isImage(file.name)) {
Navigator.of(context).pushNamed(RouteNames.imagePreview, arguments: file);
} else if (FileTypeUtils.isPdf(file.name)) {
Navigator.of(context).pushNamed(RouteNames.pdfPreview, arguments: file);
} else if (FileTypeUtils.isVideo(file.name)) {
Navigator.of(context).pushNamed(RouteNames.videoPreview, arguments: file);
} else if (FileTypeUtils.isAudio(file.name)) {
Navigator.of(context).pushNamed(RouteNames.audioPreview, arguments: file);
} else if (FileTypeUtils.isMarkdown(file.name)) {
Navigator.of(context).pushNamed(RouteNames.markdownPreview, arguments: file);
} else if (FileTypeUtils.isTextCode(file.name)) {
Navigator.of(context).pushNamed(RouteNames.documentPreview, arguments: file);
} else {
ToastHelper.info('暂不支持预览 ${FileTypeUtils.getFileTypeDescription(file.name)}');
}
}
Future<void> _downloadFile(
BuildContext context,
FileManagerProvider fileManager,
FileModel file,
) async {
final downloadManager = Provider.of<DownloadManagerProvider>(context, listen: false);
final task = await downloadManager.addDownloadTask(
fileName: file.name,
fileUri: file.relativePath,
fileSize: file.size,
);
if (task != null) {
if (context.mounted) {
ToastHelper.info('文件已在下载列表中');
}
return;
}
if (context.mounted) {
ToastHelper.info('开始下载，查看任务页');
}
}
Future<void> _openInBrowser(BuildContext context, FileModel file) async {
try {
final response = await FileService().getDownloadUrls(
uris: [file.relativePath],
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 (context.mounted) {
ToastHelper.error('无法打开链接: $uri');
}
}
}
} catch (e) {
if (context.mounted) {
ToastHelper.failure('获取下载链接失败: $e');
}
}
}
}