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sm-mobile-20261016T050549Z-3678f2a05fa9 Aggiunto: 16 ott 2026, 07:12 · Costruito: 16 ott 2026, 07:05

files_page.dart Aggiunto: Data non registrata 10,7 KB · 319 righe

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1import 'dart:io';

2import 'package:dartssh2/dartssh2.dart';

3import 'package:file_picker/file_picker.dart';

4import 'package:flutter/material.dart';

5import 'package:path_provider/path_provider.dart';

6import 'package:share_plus/share_plus.dart';

7import '../core/app_controller.dart';

8import '../l10n/strings.dart';

9import '../models/server_profile.dart';

10import '../services/sftp_service.dart';

11import 'common.dart';

13class FilesPage extends StatefulWidget {

14 final AppController controller;

15 const FilesPage(this.controller, {super.key});

16 @override

17 State<FilesPage> createState() => _FilesPageState();

18}

20class _FilesPageState extends State<FilesPage> {

21 SftpService? service;

22 String path = '/', error = '';

23 List<SftpName> entries = [];

24 bool loading = true;

25 TransferToken? transfer;

26 int transferred = 0, total = 0;

27 @override

28 void initState() {

29 super.initState();

30 load(initial: true);

31 }

33 @override

34 void dispose() {

35 transfer?.cancel();

36 service?.client.close();

37 super.dispose();

38 }

40 Future<void> load({bool initial = false, String? directory}) async {

41 if (!widget.controller.ssh.connected) {

42 if (mounted) setState(() => loading = false);

43 return;

44 }

45 setState(() {

46 loading = true;

47 error = '';

48 });

49 try {

50 if (service == null) {

51 final sftp = await widget.controller.ssh.client.sftp();

52 if (!mounted) {

53 sftp.close();

54 return;

55 }

56 service = SftpService(sftp);

57 }

58 final next = initial ? await service!.home() : directory ?? path;

59 final result = await service!.list(next);

60 if (mounted) {

61 setState(() {

62 path = next;

63 entries = result;

64 });

65 }

66 } catch (e) {

67 if (mounted) {

68 showFailure(context, e);

69 }

70 } finally {

71 if (mounted) setState(() => loading = false);

72 }

73 }

75 Future<void> act(Future<void> Function() action) async {

76 try {

77 await action();

78 if (mounted) await load();

79 } catch (e) {

80 if (mounted) showFailure(context, e);

81 }

82 }

84 Future<void> runTransfer(

85 Future<void> Function(TransferToken, void Function(int, int)) action,

86 ) async {

87 final token = TransferToken();

88 setState(() {

89 transfer = token;

90 transferred = 0;

91 total = 0;

92 });

93 try {

94 await action(token, (n, size) {

95 if (mounted) {

96 setState(() {

97 transferred = n;

98 total = size;

99 });

100 }

101 });

102 } finally {

103 if (mounted) setState(() => transfer = null);

104 }

105 }

106

107 Future<void> upload() async {

108 await act(() async {

109 final picked = await widget.controller.withSystemDialog(

110 () => FilePicker.pickFile(),

111 );

112 if (picked == null || !mounted || !widget.controller.vault.unlocked) {

113 return;

114 }

115 final destination = childPath(path, picked.name);

116 await runTransfer(

117 (token, progress) => service!.upload(

118 picked.readAsByteStream(),

119 picked.lengthSync() ?? 0,

120 destination,

121 token,

122 progress,

123 ),

124 );

125 });

126 }

127

128 Future<void> download(SftpName entry) async {

129 final origin =

130 (context.findRenderObject() as RenderBox?)?.localToGlobal(

131 Offset.zero,

132 ) ??

133 Offset.zero;

134 await act(() async {

135 final tempRoot = await getTemporaryDirectory();

136 final dir = await Directory(

137 '${tempRoot.path}/sm-transfer-${newId()}',

138 ).create();

139 final local = File('${dir.path}/${safeName(entry.filename)}');

140 try {

141 await runTransfer(

142 (token, progress) => service!.download(

143 childPath(path, entry.filename),

144 local,

145 token,

146 progress,

147 ),

148 );

149 if (!mounted || !widget.controller.vault.unlocked) return;

150 await widget.controller.withSystemDialog(

151 () => SharePlus.instance.share(

152 ShareParams(

153 files: [XFile(local.path)],

154 sharePositionOrigin: Rect.fromLTWH(origin.dx, origin.dy, 1, 1),

155 ),

156 ),

157 );

158 } finally {

159 if (await dir.exists()) await dir.delete(recursive: true);

160 }

161 });

162 }

163

164 @override

165 Widget build(BuildContext context) {

166 if (!widget.controller.ssh.connected) {

167 return const PageMessage('selectServer', icon: Icons.folder_outlined);

168 }

169 return Column(

170 children: [

171 Padding(

172 padding: const EdgeInsets.symmetric(horizontal: 12),

173 child: Row(

174 children: [

175 IconButton(

176 onPressed: loading || transfer != null

177 ? null

178 : () => load(directory: parentPath(path)),

179 tooltip: context.tr('parent'),

180 icon: const Icon(Icons.arrow_upward),

181 ),

182 Expanded(child: SelectableText(path)),

183 IconButton(

184 onPressed: loading || transfer != null ? null : () => load(),

185 tooltip: context.tr('refresh'),

186 icon: const Icon(Icons.refresh),

187 ),

188 PopupMenuButton<String>(

189 enabled: !loading && transfer == null,

190 onSelected: (action) async {

191 if (action == 'upload') await upload();

192 if (action == 'newFolder' && context.mounted) {

193 final name = await askName(context, 'newFolder');

194 if (name != null) {

195 await act(() => service!.mkdir(childPath(path, name)));

196 }

197 }

198 },

199 itemBuilder: (ctx) => ['upload', 'newFolder']

200 .map((a) => PopupMenuItem(value: a, child: Text(ctx.tr(a))))

201 .toList(),

202 ),

203 ],

204 ),

205 ),

206 if (loading) const LinearProgressIndicator(),

207 if (transfer != null)

208 Padding(

209 padding: const EdgeInsets.all(12),

210 child: Column(

211 children: [

212 LinearProgressIndicator(

213 value: total > 0 ? (transferred / total).clamp(0, 1) : null,

214 ),

215 Row(

216 children: [

217 Expanded(child: Text('$transferred / $total B')),

218 TextButton(

219 onPressed: transfer!.cancel,

220 child: Text(context.tr('cancel')),

221 ),

222 ],

223 ),

224 ],

225 ),

226 ),

227 Expanded(

228 child: entries.isEmpty && !loading

229 ? const PageMessage('emptyDirectory')

230 : ListView.builder(

231 itemCount: entries.length,

232 itemBuilder: (context, i) {

233 final e = entries[i], attrs = entries[i].attr;

234 final symlink = attrs.isSymbolicLink;

235 final time = attrs.modifyTime == null

236 ? '—'

237 : DateTime.fromMillisecondsSinceEpoch(

238 attrs.modifyTime! * 1000,

239 ).toLocal().toString();

240 return ListTile(

241 leading: Icon(

242 symlink

243 ? Icons.link_off

244 : attrs.isDirectory

245 ? Icons.folder_outlined

246 : Icons.insert_drive_file_outlined,

247 ),

248 title: Text(e.filename),

249 subtitle: Text(

250 symlink

251 ? context.tr('symlink')

252 : '${context.tr('size')}: ${attrs.size ?? '—'} B · ${context.tr('modified')}: $time',

253 ),

254 onTap: attrs.isDirectory && !symlink && transfer == null

255 ? () => load(directory: childPath(path, e.filename))

256 : null,

257 trailing: symlink

258 ? null

259 : PopupMenuButton<String>(

260 enabled: transfer == null && !loading,

261 onSelected: (action) async {

262 if (action == 'download') await download(e);

263 if (action == 'delete' &&

264 context.mounted &&

265 await confirm(

266 context,

267 'confirmDelete',

268 detail: childPath(path, e.filename),

269 )) {

270 await act(

271 () => service!.remove(

272 childPath(path, e.filename),

273 ),

274 );

275 }

276 if (action == 'rename' && context.mounted) {

277 final name = await askName(

278 context,

279 'rename',

280 initial: e.filename,

281 );

282 if (name != null &&

283 context.mounted &&

284 await confirm(

285 context,

286 'confirmRename',

287 detail: '${e.filename} → $name',

288 )) {

289 await act(

290 () => service!.rename(

291 childPath(path, e.filename),

292 childPath(path, name),

293 ),

294 );

295 }

296 }

297 },

298 itemBuilder: (ctx) =>

299 [

300 if (attrs.isFile) 'download',

301 'rename',

302 'delete',

303 ]

304 .map(

305 (a) => PopupMenuItem(

306 value: a,

307 child: Text(ctx.tr(a)),

308 ),

309 )

310 .toList(),

311 ),

312 );

313 },

314 ),

315 ),

316 ],

317 );

318 }

319}

320

SHA-256

331add2cdd4ae32b9e5197c0570880a1c43974fa2f72c53c342c9d4a06e24fb7

CH-J Proprietary Software License 1.14 · La sorgente è fornita sotto CH-J Proprietary Software License 1.14. La sua disponibilità non modifica i termini di licenza o concede diritti aggiuntivi.

Archivio SHA-256

c486a807e4828998b9c57ab0f2e760f7980b31965fe118e89d3e1a5a2b65be65