New feat
- SFTP download - open downloaded files in other apps
This commit is contained in:
Junyuan Feng
362
lib/view/page/sftp/view.dart
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362
lib/view/page/sftp/view.dart
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@@ -0,0 +1,362 @@
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import 'package:dartssh2/dartssh2.dart';
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import 'package:flutter/material.dart';
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import 'package:toolbox/core/extension/numx.dart';
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import 'package:toolbox/core/extension/stringx.dart';
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import 'package:toolbox/core/route.dart';
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import 'package:toolbox/core/utils.dart';
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import 'package:toolbox/data/model/server/server_connection_state.dart';
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import 'package:toolbox/data/model/server/server_private_info.dart';
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import 'package:toolbox/data/model/sftp/absolute_path.dart';
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import 'package:toolbox/data/model/sftp/download_worker.dart';
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import 'package:toolbox/data/model/sftp/browser_status.dart';
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import 'package:toolbox/data/provider/server.dart';
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import 'package:toolbox/data/provider/sftp_download.dart';
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import 'package:toolbox/data/res/path.dart';
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import 'package:toolbox/data/store/private_key.dart';
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import 'package:toolbox/generated/l10n.dart';
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import 'package:toolbox/locator.dart';
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import 'package:toolbox/view/page/sftp/downloading.dart';
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import 'package:toolbox/view/widget/fade_in.dart';
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import 'package:toolbox/view/widget/two_line_text.dart';
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class SFTPPage extends StatefulWidget {
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final ServerPrivateInfo spi;
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const SFTPPage(this.spi, {Key? key}) : super(key: key);
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@override
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_SFTPPageState createState() => _SFTPPageState();
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}
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class _SFTPPageState extends State<SFTPPage> {
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final SftpBrowserStatus _status = SftpBrowserStatus();
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final ScrollController _scrollController = ScrollController();
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late MediaQueryData _media;
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late S s;
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@override
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void didChangeDependencies() {
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super.didChangeDependencies();
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_media = MediaQuery.of(context);
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s = S.of(context);
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}
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@override
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void initState() {
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super.initState();
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_status.spi = widget.spi;
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_status.selected = true;
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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centerTitle: true,
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title: TwoLineText(up: 'SFTP', down: widget.spi.name),
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),
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body: _buildFileView(),
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);
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}
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Widget get centerCircleLoading => Center(
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child: Column(
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children: [
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SizedBox(
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height: _media.size.height * 0.4,
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),
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const CircularProgressIndicator(),
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],
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),
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);
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Widget _buildFileView() {
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if (!_status.selected) {
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return ListView(
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children: [
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_buildDestSelector(),
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],
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);
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}
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final spi = _status.spi;
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final si =
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locator<ServerProvider>().servers.firstWhere((s) => s.info == spi);
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final client = si.client;
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if (client == null ||
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si.connectionState != ServerConnectionState.connected) {
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return centerCircleLoading;
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}
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if (_status.files == null) {
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_status.path = AbsolutePath('/');
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listDir(path: '/', client: client);
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return centerCircleLoading;
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} else {
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return RefreshIndicator(
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child: FadeIn(
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child: ListView.builder(
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itemCount: _status.files!.length + 1,
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controller: _scrollController,
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itemBuilder: (context, index) {
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if (index == 0) {
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return _buildDestSelector();
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}
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final file = _status.files![index - 1];
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final isDir = file.attr.isDirectory;
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return ListTile(
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leading: Icon(isDir ? Icons.folder : Icons.insert_drive_file),
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title: Text(file.filename),
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trailing: Text(
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DateTime.fromMillisecondsSinceEpoch(
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(file.attr.modifyTime ?? 0) * 1000)
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.toString()
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.replaceFirst('.000', ''),
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style: const TextStyle(color: Colors.grey),
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),
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subtitle:
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isDir ? null : Text((file.attr.size ?? 0).convertBytes),
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onTap: () {
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if (isDir) {
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_status.path?.update(file.filename);
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listDir(path: _status.path?.path);
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} else {
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onItemPress(context, file);
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}
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},
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onLongPress: () => onItemPress(context, file),
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);
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},
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),
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key: Key(_status.spi!.name + _status.path!.path),
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),
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onRefresh: () => listDir(path: _status.path?.path));
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}
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}
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void onItemPress(BuildContext context, SftpName file) {
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showRoundDialog(
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context,
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'Action',
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Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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ListTile(
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leading: const Icon(Icons.delete),
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title: Text(s.delete),
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onTap: () => delete(context, file),
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),
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ListTile(
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leading: const Icon(Icons.folder),
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title: Text(s.createFolder),
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onTap: () => mkdir(context)),
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ListTile(
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leading: const Icon(Icons.edit),
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title: Text(s.rename),
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onTap: () => rename(context, file),
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),
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ListTile(
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leading: const Icon(Icons.download),
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title: Text(s.download),
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onTap: () => download(context, file),
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)
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],
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),
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[
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.cancel))
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]);
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}
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void download(BuildContext context, SftpName name) {
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showRoundDialog(
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context, s.download, Text(s.dl2Local(name.filename)), [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.cancel)),
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TextButton(
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onPressed: () async {
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Navigator.of(context).pop();
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final prePath = _status.path!.path;
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final remotePath =
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prePath + (prePath.endsWith('/') ? '' : '/') + name.filename;
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final local = '${(await sftpDownloadDir).path}$remotePath';
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final pubKeyId = _status.spi!.pubKeyId;
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locator<SftpDownloadProvider>().add(
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DownloadItem(_status.spi!, remotePath, local),
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key: pubKeyId == null
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? null
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: locator<PrivateKeyStore>().get(pubKeyId).privateKey);
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showRoundDialog(context, s.goSftpDlPage, const SizedBox(), [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.cancel)),
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TextButton(onPressed: () => AppRoute(const SFTPDownloadingPage(), 'sftp downloading'), child: Text(s.ok))
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]);
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},
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child: Text(s.download))
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]);
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}
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void delete(BuildContext context, SftpName file) {
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Navigator.of(context).pop();
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showRoundDialog(
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context, s.attention, Text(s.sureDelete(file.filename)), [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: const Text('Cancel')),
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TextButton(
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onPressed: () {
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_status.client!.remove(file.filename);
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Navigator.of(context).pop();
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listDir();
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},
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child: Text(
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s.delete,
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style: const TextStyle(color: Colors.red),
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)),
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]);
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}
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void mkdir(BuildContext context) {
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Navigator.of(context).pop();
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final textController = TextEditingController();
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showRoundDialog(
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context,
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s.createFolder,
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TextField(
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controller: textController,
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decoration: InputDecoration(
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labelText: s.name,
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),
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),
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[
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.cancel)),
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TextButton(
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onPressed: () {
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if (textController.text == '') {
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showRoundDialog(context, s.attention,
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Text(s.fieldMustNotEmpty), [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.ok)),
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]);
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return;
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}
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_status.client!
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.mkdir(_status.path!.path + '/' + textController.text);
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Navigator.of(context).pop();
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listDir();
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},
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child: Text(
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s.ok,
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style: const TextStyle(color: Colors.red),
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)),
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]);
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}
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void rename(BuildContext context, SftpName file) {
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Navigator.of(context).pop();
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final textController = TextEditingController();
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showRoundDialog(
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context,
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s.rename,
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TextField(
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controller: textController,
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decoration: InputDecoration(
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labelText: s.name,
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),
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),
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[
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.cancel)),
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TextButton(
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onPressed: () async {
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if (textController.text == '') {
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showRoundDialog(context, s.attention,
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Text(s.fieldMustNotEmpty), [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.ok)),
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]);
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return;
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}
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await _status.client!
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.rename(file.filename, textController.text);
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Navigator.of(context).pop();
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listDir();
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},
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child: Text(
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s.rename,
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style: const TextStyle(color: Colors.red),
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)),
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]);
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}
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Future<void> listDir({String? path, SSHClient? client}) async {
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if (_status.isBusy) {
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return;
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}
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_status.isBusy = true;
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if (client != null) {
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final sftpc = await client.sftp();
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_status.client = sftpc;
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}
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try {
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final fs =
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await _status.client!.listdir(path ?? (_status.path?.path ?? '/'));
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fs.sort((a, b) => a.filename.compareTo(b.filename));
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fs.removeAt(0);
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if (mounted) {
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setState(() {
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_status.files = fs;
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_status.isBusy = false;
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});
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}
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} catch (e) {
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await showRoundDialog(context, s.error, Text(e.toString()), [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: Text(s.ok))
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]);
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if (_status.path!.undo()) {
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await listDir();
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}
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}
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}
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Widget _buildDestSelector() {
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final str = _status.path?.path;
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return ExpansionTile(
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title: Text(_status.spi?.name ?? s.chooseDestination),
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subtitle: _status.selected
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? str!.omitStartStr(style: const TextStyle(color: Colors.grey))
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: null,
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children: locator<ServerProvider>()
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.servers
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.map((e) => _buildDestSelectorItem(e.info))
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.toList());
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}
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Widget _buildDestSelectorItem(ServerPrivateInfo spi) {
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return ListTile(
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title: Text(spi.name),
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subtitle: Text('${spi.user}@${spi.ip}:${spi.port}'),
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onTap: () {
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_status.spi = spi;
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_status.selected = true;
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_status.path = AbsolutePath('/');
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listDir(
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client: locator<ServerProvider>()
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.servers
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.firstWhere((s) => s.info == spi)
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.client,
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path: '/');
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},
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);
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}
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}
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