rustdesk/flutter/lib/models/file_model.dart
21pages 2ececed0c1 use uuid as session id
Signed-off-by: 21pages <pages21@163.com>
2023-06-08 07:24:02 +08:00

1283 lines
37 KiB
Dart

import 'dart:async';
import 'dart:convert';
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter_hbb/common.dart';
import 'package:flutter_hbb/utils/event_loop.dart';
import 'package:get/get.dart';
import 'package:path/path.dart' as path;
import '../consts.dart';
import 'model.dart';
import 'platform_model.dart';
enum SortBy {
name,
type,
modified,
size;
@override
String toString() {
final str = this.name.toString();
return "${str[0].toUpperCase()}${str.substring(1)}";
}
}
class JobID {
int _count = 0;
int next() {
_count++;
return _count;
}
}
typedef GetSessionID = SessionID Function();
class FileModel {
final WeakReference<FFI> parent;
// late final String sessionId;
late final FileFetcher fileFetcher;
late final JobController jobController;
late final FileController localController;
late final FileController remoteController;
late final GetSessionID getSessionID;
SessionID get sessionId => getSessionID();
late final FileDialogEventLoop evtLoop;
FileModel(this.parent) {
getSessionID = () => parent.target!.sessionId;
fileFetcher = FileFetcher(getSessionID);
jobController = JobController(getSessionID);
localController = FileController(
isLocal: true,
getSessionID: getSessionID,
rootState: parent,
jobController: jobController,
fileFetcher: fileFetcher,
getOtherSideDirectoryData: () => remoteController.directoryData());
remoteController = FileController(
isLocal: false,
getSessionID: getSessionID,
rootState: parent,
jobController: jobController,
fileFetcher: fileFetcher,
getOtherSideDirectoryData: () => localController.directoryData());
evtLoop = FileDialogEventLoop();
}
Future<void> onReady() async {
await evtLoop.onReady();
await localController.onReady();
await remoteController.onReady();
}
Future<void> close() async {
await evtLoop.close();
parent.target?.dialogManager.dismissAll();
await localController.close();
await remoteController.close();
}
Future<void> refreshAll() async {
await localController.refresh();
await remoteController.refresh();
}
void receiveFileDir(Map<String, dynamic> evt) {
if (evt['is_local'] == "false") {
// init remote home, the remote connection will send one dir event when established. TODO opt
remoteController.initDirAndHome(evt);
}
fileFetcher.tryCompleteTask(evt['value'], evt['is_local']);
}
Future<void> postOverrideFileConfirm(Map<String, dynamic> evt) async {
evtLoop.pushEvent(
_FileDialogEvent(WeakReference(this), FileDialogType.overwrite, evt));
}
Future<void> overrideFileConfirm(Map<String, dynamic> evt,
{bool? overrideConfirm, bool skip = false}) async {
// If `skip == true`, it means to skip this file without showing dialog.
// Because `resp` may be null after the user operation or the last remembered operation,
// and we should distinguish them.
final resp = overrideConfirm ??
(!skip
? await showFileConfirmDialog(translate("Overwrite"),
"${evt['read_path']}", true, evt['is_identical'] == "true")
: null);
final id = int.tryParse(evt['id']) ?? 0;
if (false == resp) {
final jobIndex = jobController.getJob(id);
if (jobIndex != -1) {
await jobController.cancelJob(id);
final job = jobController.jobTable[jobIndex];
job.state = JobState.done;
jobController.jobTable.refresh();
}
} else {
var need_override = false;
if (resp == null) {
// skip
need_override = false;
} else {
// overwrite
need_override = true;
}
// Update the loop config.
if (fileConfirmCheckboxRemember) {
evtLoop.setSkip(!need_override);
}
await bind.sessionSetConfirmOverrideFile(
sessionId: sessionId,
actId: id,
fileNum: int.parse(evt['file_num']),
needOverride: need_override,
remember: fileConfirmCheckboxRemember,
isUpload: evt['is_upload'] == "true");
}
// Update the loop config.
if (fileConfirmCheckboxRemember) {
evtLoop.setOverrideConfirm(resp);
}
}
bool fileConfirmCheckboxRemember = false;
Future<bool?> showFileConfirmDialog(
String title, String content, bool showCheckbox, bool isIdentical) async {
fileConfirmCheckboxRemember = false;
return await parent.target?.dialogManager.show<bool?>(
(setState, Function(bool? v) close, context) {
cancel() => close(false);
submit() => close(true);
return CustomAlertDialog(
title: Row(
children: [
const Icon(Icons.warning_rounded, color: Colors.red),
Text(title).paddingOnly(
left: 10,
),
],
),
contentBoxConstraints:
BoxConstraints(minHeight: 100, minWidth: 400, maxWidth: 400),
content: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: [
Text(translate("This file exists, skip or overwrite this file?"),
style: const TextStyle(fontWeight: FontWeight.bold)),
const SizedBox(height: 5),
Text(content),
Offstage(
offstage: !isIdentical,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const SizedBox(height: 12),
Text(translate("identical_file_tip"),
style: const TextStyle(fontWeight: FontWeight.w500))
],
),
),
showCheckbox
? CheckboxListTile(
contentPadding: const EdgeInsets.all(0),
dense: true,
controlAffinity: ListTileControlAffinity.leading,
title: Text(
translate("Do this for all conflicts"),
),
value: fileConfirmCheckboxRemember,
onChanged: (v) {
if (v == null) return;
setState(() => fileConfirmCheckboxRemember = v);
},
)
: const SizedBox.shrink()
]),
actions: [
dialogButton(
"Cancel",
icon: Icon(Icons.close_rounded),
onPressed: cancel,
isOutline: true,
),
dialogButton(
"Skip",
icon: Icon(Icons.navigate_next_rounded),
onPressed: () => close(null),
isOutline: true,
),
dialogButton(
"OK",
icon: Icon(Icons.done_rounded),
onPressed: submit,
),
],
onSubmit: submit,
onCancel: cancel,
);
}, useAnimation: false);
}
}
class DirectoryData {
final DirectoryOptions options;
final FileDirectory directory;
DirectoryData(this.directory, this.options);
}
class FileController {
final bool isLocal;
final GetSessionID getSessionID;
SessionID get sessionId => getSessionID();
final FileFetcher fileFetcher;
final options = DirectoryOptions().obs;
final directory = FileDirectory().obs;
final history = RxList<String>.empty(growable: true);
final sortBy = SortBy.name.obs;
var sortAscending = true;
final JobController jobController;
final WeakReference<FFI> rootState;
final DirectoryData Function() getOtherSideDirectoryData;
late final SelectedItems selectedItems = SelectedItems(isLocal: isLocal);
FileController(
{required this.isLocal,
required this.getSessionID,
required this.rootState,
required this.jobController,
required this.fileFetcher,
required this.getOtherSideDirectoryData});
String get homePath => options.value.home;
OverlayDialogManager? get dialogManager => rootState.target?.dialogManager;
String get shortPath {
final dirPath = directory.value.path;
if (dirPath.startsWith(homePath)) {
var path = dirPath.replaceFirst(homePath, "");
if (path.isEmpty) return "";
if (path[0] == "/" || path[0] == "\\") {
// remove more '/' or '\'
path = path.replaceFirst(path[0], "");
}
return path;
} else {
return dirPath.replaceFirst(homePath, "");
}
}
DirectoryData directoryData() {
return DirectoryData(directory.value, options.value);
}
Future<void> onReady() async {
if (isLocal) {
options.value.home = await bind.mainGetHomeDir();
}
options.value.showHidden = (await bind.sessionGetPeerOption(
sessionId: sessionId,
name: isLocal ? "local_show_hidden" : "remote_show_hidden"))
.isNotEmpty;
options.value.isWindows = isLocal
? Platform.isWindows
: rootState.target?.ffiModel.pi.platform == kPeerPlatformWindows;
await Future.delayed(Duration(milliseconds: 100));
final dir = (await bind.sessionGetPeerOption(
sessionId: sessionId, name: isLocal ? "local_dir" : "remote_dir"));
openDirectory(dir.isEmpty ? options.value.home : dir);
await Future.delayed(Duration(seconds: 1));
if (directory.value.path.isEmpty) {
openDirectory(options.value.home);
}
}
Future<void> close() async {
// save config
Map<String, String> msgMap = {};
msgMap[isLocal ? "local_dir" : "remote_dir"] = directory.value.path;
msgMap[isLocal ? "local_show_hidden" : "remote_show_hidden"] =
options.value.showHidden ? "Y" : "";
for (final msg in msgMap.entries) {
await bind.sessionPeerOption(
sessionId: sessionId, name: msg.key, value: msg.value);
}
directory.value.clear();
options.value.clear();
}
void toggleShowHidden({bool? showHidden}) {
options.value.showHidden = showHidden ?? !options.value.showHidden;
refresh();
}
void changeSortStyle(SortBy sort, {bool? isLocal, bool ascending = true}) {
sortBy.value = sort;
sortAscending = ascending;
directory.update((dir) {
dir?.changeSortStyle(sort, ascending: ascending);
});
}
Future<void> refresh() async {
await openDirectory(directory.value.path);
}
Future<void> openDirectory(String path, {bool isBack = false}) async {
if (path == ".") {
refresh();
return;
}
if (path == "..") {
goToParentDirectory();
return;
}
if (!isBack) {
pushHistory();
}
final showHidden = options.value.showHidden;
final isWindows = options.value.isWindows;
// process /C:\ -> C:\ on Windows
if (isWindows && path.length > 1 && path[0] == '/') {
path = path.substring(1);
if (path[path.length - 1] != '\\') {
path = "$path\\";
}
}
try {
final fd = await fileFetcher.fetchDirectory(path, isLocal, showHidden);
fd.format(isWindows, sort: sortBy.value);
directory.value = fd;
} catch (e) {
debugPrint("Failed to openDirectory $path: $e");
}
}
void pushHistory() {
if (history.isNotEmpty && history.last == directory.value.path) {
return;
}
history.add(directory.value.path);
}
void goToHomeDirectory() {
openDirectory(homePath);
}
void goBack() {
if (history.isEmpty) return;
final path = history.removeAt(history.length - 1);
if (path.isEmpty) return;
if (directory.value.path == path) {
goBack();
return;
}
openDirectory(path, isBack: true);
}
void goToParentDirectory() {
final isWindows = options.value.isWindows;
final dirPath = directory.value.path;
var parent = PathUtil.dirname(dirPath, isWindows);
// specially for C:\, D:\, goto '/'
if (parent == dirPath && isWindows) {
openDirectory('/');
return;
}
openDirectory(parent);
}
// TODO deprecated this
void initDirAndHome(Map<String, dynamic> evt) {
try {
final fd = FileDirectory.fromJson(jsonDecode(evt['value']));
fd.format(options.value.isWindows, sort: sortBy.value);
if (fd.id > 0) {
final jobIndex = jobController.getJob(fd.id);
if (jobIndex != -1) {
final job = jobController.jobTable[jobIndex];
var totalSize = 0;
var fileCount = fd.entries.length;
for (var element in fd.entries) {
totalSize += element.size;
}
job.totalSize = totalSize;
job.fileCount = fileCount;
debugPrint("update receive details: ${fd.path}");
jobController.jobTable.refresh();
}
} else if (options.value.home.isEmpty) {
options.value.home = fd.path;
debugPrint("init remote home: ${fd.path}");
directory.value = fd;
}
} catch (e) {
debugPrint("initDirAndHome err=$e");
}
}
/// sendFiles from current side (FileController.isLocal) to other side (SelectedItems).
void sendFiles(SelectedItems items, DirectoryData otherSideData) {
/// ignore wrong items side status
if (items.isLocal != isLocal) {
return;
}
// alias
final isRemoteToLocal = !isLocal;
final toPath = otherSideData.directory.path;
final isWindows = otherSideData.options.isWindows;
final showHidden = otherSideData.options.showHidden;
for (var from in items.items) {
final jobID = jobController.add(from, isRemoteToLocal);
bind.sessionSendFiles(
sessionId: sessionId,
actId: jobID,
path: from.path,
to: PathUtil.join(toPath, from.name, isWindows),
fileNum: 0,
includeHidden: showHidden,
isRemote: isRemoteToLocal);
debugPrint(
"path: ${from.path}, toPath: $toPath, to: ${PathUtil.join(toPath, from.name, isWindows)}");
}
}
bool _removeCheckboxRemember = false;
Future<void> removeAction(SelectedItems items) async {
_removeCheckboxRemember = false;
if (items.isLocal != isLocal) {
debugPrint("Failed to removeFile, wrong files");
return;
}
final isWindows = options.value.isWindows;
await Future.forEach(items.items, (Entry item) async {
final jobID = JobController.jobID.next();
var title = "";
var content = "";
late final List<Entry> entries;
if (item.isFile) {
title = translate("Are you sure you want to delete this file?");
content = item.name;
entries = [item];
} else if (item.isDirectory) {
title = translate("Not an empty directory");
dialogManager?.showLoading(translate("Waiting"));
final fd = await fileFetcher.fetchDirectoryRecursive(
jobID, item.path, items.isLocal, true);
if (fd.path.isEmpty) {
fd.path = item.path;
}
fd.format(isWindows);
dialogManager?.dismissAll();
if (fd.entries.isEmpty) {
final confirm = await showRemoveDialog(
translate(
"Are you sure you want to delete this empty directory?"),
item.name,
false);
if (confirm == true) {
sendRemoveEmptyDir(item.path, 0);
}
return;
}
entries = fd.entries;
} else {
entries = [];
}
for (var i = 0; i < entries.length; i++) {
final dirShow = item.isDirectory
? "${translate("Are you sure you want to delete the file of this directory?")}\n"
: "";
final count = entries.length > 1 ? "${i + 1}/${entries.length}" : "";
content = "$dirShow\n\n${entries[i].path}".trim();
final confirm = await showRemoveDialog(
count.isEmpty ? title : "$title ($count)",
content,
item.isDirectory,
);
try {
if (confirm == true) {
sendRemoveFile(entries[i].path, i);
final res = await jobController.jobResultListener.start();
// handle remove res;
if (item.isDirectory &&
res['file_num'] == (entries.length - 1).toString()) {
sendRemoveEmptyDir(item.path, i);
}
}
if (_removeCheckboxRemember) {
if (confirm == true) {
for (var j = i + 1; j < entries.length; j++) {
sendRemoveFile(entries[j].path, j);
final res = await jobController.jobResultListener.start();
if (item.isDirectory &&
res['file_num'] == (entries.length - 1).toString()) {
sendRemoveEmptyDir(item.path, i);
}
}
}
break;
}
} catch (e) {
print("remove error: $e");
}
}
});
refresh();
}
Future<bool?> showRemoveDialog(
String title, String content, bool showCheckbox) async {
return await dialogManager?.show<bool>(
(setState, Function(bool v) close, context) {
cancel() => close(false);
submit() => close(true);
return CustomAlertDialog(
title: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Icon(Icons.warning_rounded, color: Colors.red),
Text(title).paddingOnly(
left: 10,
),
],
),
contentBoxConstraints:
BoxConstraints(minHeight: 100, minWidth: 400, maxWidth: 400),
content: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(content),
Text(
translate("This is irreversible!"),
style: const TextStyle(
fontWeight: FontWeight.bold,
color: Colors.red,
),
).paddingOnly(top: 20),
showCheckbox
? CheckboxListTile(
contentPadding: const EdgeInsets.all(0),
dense: true,
controlAffinity: ListTileControlAffinity.leading,
title: Text(
translate("Do this for all conflicts"),
),
value: _removeCheckboxRemember,
onChanged: (v) {
if (v == null) return;
setState(() => _removeCheckboxRemember = v);
},
)
: const SizedBox.shrink()
],
),
actions: [
dialogButton(
"Cancel",
icon: Icon(Icons.close_rounded),
onPressed: cancel,
isOutline: true,
),
dialogButton(
"OK",
icon: Icon(Icons.done_rounded),
onPressed: submit,
),
],
onSubmit: submit,
onCancel: cancel,
);
}, useAnimation: false);
}
void sendRemoveFile(String path, int fileNum) {
bind.sessionRemoveFile(
sessionId: sessionId,
actId: JobController.jobID.next(),
path: path,
isRemote: !isLocal,
fileNum: fileNum);
}
void sendRemoveEmptyDir(String path, int fileNum) {
history.removeWhere((element) => element.contains(path));
bind.sessionRemoveAllEmptyDirs(
sessionId: sessionId,
actId: JobController.jobID.next(),
path: path,
isRemote: !isLocal);
}
Future<void> createDir(String path) async {
bind.sessionCreateDir(
sessionId: sessionId,
actId: JobController.jobID.next(),
path: path,
isRemote: !isLocal);
}
}
class JobController {
static final JobID jobID = JobID();
final jobTable = List<JobProgress>.empty(growable: true).obs;
final jobResultListener = JobResultListener<Map<String, dynamic>>();
final GetSessionID getSessionID;
SessionID get sessionId => getSessionID();
JobController(this.getSessionID);
int getJob(int id) {
return jobTable.indexWhere((element) => element.id == id);
}
// JobProgress? getJob(int id) {
// return jobTable.firstWhere((element) => element.id == id);
// }
// return jobID
int add(Entry from, bool isRemoteToLocal) {
final jobID = JobController.jobID.next();
jobTable.add(JobProgress()
..fileName = path.basename(from.path)
..jobName = from.path
..totalSize = from.size
..state = JobState.inProgress
..id = jobID
..isRemoteToLocal = isRemoteToLocal);
return jobID;
}
void tryUpdateJobProgress(Map<String, dynamic> evt) {
try {
int id = int.parse(evt['id']);
// id = index + 1
final jobIndex = getJob(id);
if (jobIndex >= 0 && jobTable.length > jobIndex) {
final job = jobTable[jobIndex];
job.fileNum = int.parse(evt['file_num']);
job.speed = double.parse(evt['speed']);
job.finishedSize = int.parse(evt['finished_size']);
debugPrint("update job $id with $evt");
jobTable.refresh();
}
} catch (e) {
debugPrint("Failed to tryUpdateJobProgress, evt: ${evt.toString()}");
}
}
void jobDone(Map<String, dynamic> evt) async {
if (jobResultListener.isListening) {
jobResultListener.complete(evt);
return;
}
int id = int.parse(evt['id']);
final jobIndex = getJob(id);
if (jobIndex != -1) {
final job = jobTable[jobIndex];
job.finishedSize = job.totalSize;
job.state = JobState.done;
job.fileNum = int.parse(evt['file_num']);
jobTable.refresh();
}
}
void jobError(Map<String, dynamic> evt) {
final err = evt['err'].toString();
int jobIndex = getJob(int.parse(evt['id']));
if (jobIndex != -1) {
final job = jobTable[jobIndex];
job.state = JobState.error;
job.err = err;
job.fileNum = int.parse(evt['file_num']);
if (err == "skipped") {
job.state = JobState.done;
job.finishedSize = job.totalSize;
}
jobTable.refresh();
}
debugPrint("jobError $evt");
}
Future<void> cancelJob(int id) async {
await bind.sessionCancelJob(sessionId: sessionId, actId: id);
}
void loadLastJob(Map<String, dynamic> evt) {
debugPrint("load last job: $evt");
Map<String, dynamic> jobDetail = json.decode(evt['value']);
// int id = int.parse(jobDetail['id']);
String remote = jobDetail['remote'];
String to = jobDetail['to'];
bool showHidden = jobDetail['show_hidden'];
int fileNum = jobDetail['file_num'];
bool isRemote = jobDetail['is_remote'];
final currJobId = JobController.jobID.next();
String fileName = path.basename(isRemote ? remote : to);
var jobProgress = JobProgress()
..fileName = fileName
..jobName = isRemote ? remote : to
..id = currJobId
..isRemoteToLocal = isRemote
..fileNum = fileNum
..remote = remote
..to = to
..showHidden = showHidden
..state = JobState.paused;
jobTable.add(jobProgress);
bind.sessionAddJob(
sessionId: sessionId,
isRemote: isRemote,
includeHidden: showHidden,
actId: currJobId,
path: isRemote ? remote : to,
to: isRemote ? to : remote,
fileNum: fileNum,
);
}
void resumeJob(int jobId) {
final jobIndex = getJob(jobId);
if (jobIndex != -1) {
final job = jobTable[jobIndex];
bind.sessionResumeJob(
sessionId: sessionId, actId: job.id, isRemote: job.isRemoteToLocal);
job.state = JobState.inProgress;
jobTable.refresh();
} else {
debugPrint("jobId $jobId is not exists");
}
}
void updateFolderFiles(Map<String, dynamic> evt) {
// ret: "{\"id\":1,\"num_entries\":12,\"total_size\":1264822.0}"
Map<String, dynamic> info = json.decode(evt['info']);
int id = info['id'];
int num_entries = info['num_entries'];
double total_size = info['total_size'];
final jobIndex = getJob(id);
if (jobIndex != -1) {
final job = jobTable[jobIndex];
job.fileCount = num_entries;
job.totalSize = total_size.toInt();
jobTable.refresh();
}
debugPrint("update folder files: $info");
}
}
class JobResultListener<T> {
Completer<T>? _completer;
Timer? _timer;
final int _timeoutSecond = 5;
bool get isListening => _completer != null;
clear() {
if (_completer != null) {
_timer?.cancel();
_timer = null;
_completer!.completeError("Cancel manually");
_completer = null;
return;
}
}
Future<T> start() {
if (_completer != null) return Future.error("Already start listen");
_completer = Completer();
_timer = Timer(Duration(seconds: _timeoutSecond), () {
if (!_completer!.isCompleted) {
_completer!.completeError("Time out");
}
_completer = null;
});
return _completer!.future;
}
complete(T res) {
if (_completer != null) {
_timer?.cancel();
_timer = null;
_completer!.complete(res);
_completer = null;
return;
}
}
}
class FileFetcher {
// Map<String,Completer<FileDirectory>> localTasks = {}; // now we only use read local dir sync
Map<String, Completer<FileDirectory>> remoteTasks = {};
Map<int, Completer<FileDirectory>> readRecursiveTasks = {};
final GetSessionID getSessionID;
SessionID get sessionId => getSessionID();
FileFetcher(this.getSessionID);
Future<FileDirectory> registerReadTask(bool isLocal, String path) {
// final jobs = isLocal?localJobs:remoteJobs; // maybe we will use read local dir async later
final tasks = remoteTasks; // bypass now
if (tasks.containsKey(path)) {
throw "Failed to registerReadTask, already have same read job";
}
final c = Completer<FileDirectory>();
tasks[path] = c;
Timer(Duration(seconds: 2), () {
tasks.remove(path);
if (c.isCompleted) return;
c.completeError("Failed to read dir, timeout");
});
return c.future;
}
Future<FileDirectory> registerReadRecursiveTask(int actID) {
final tasks = readRecursiveTasks;
if (tasks.containsKey(actID)) {
throw "Failed to registerRemoveTask, already have same ReadRecursive job";
}
final c = Completer<FileDirectory>();
tasks[actID] = c;
Timer(Duration(seconds: 2), () {
tasks.remove(actID);
if (c.isCompleted) return;
c.completeError("Failed to read dir, timeout");
});
return c.future;
}
tryCompleteTask(String? msg, String? isLocalStr) {
if (msg == null || isLocalStr == null) return;
late final Map<Object, Completer<FileDirectory>> tasks;
try {
final fd = FileDirectory.fromJson(jsonDecode(msg));
if (fd.id > 0) {
// fd.id > 0 is result for read recursive
// to-do later,will be better if every fetch use ID,so that there will only one task map for read and recursive read
tasks = readRecursiveTasks;
final completer = tasks.remove(fd.id);
completer?.complete(fd);
} else if (fd.path.isNotEmpty) {
// result for normal read dir
// final jobs = isLocal?localJobs:remoteJobs; // maybe we will use read local dir async later
tasks = remoteTasks; // bypass now
final completer = tasks.remove(fd.path);
completer?.complete(fd);
}
} catch (e) {
debugPrint("tryCompleteJob err: $e");
}
}
Future<FileDirectory> fetchDirectory(
String path, bool isLocal, bool showHidden) async {
try {
if (isLocal) {
final res = await bind.sessionReadLocalDirSync(
sessionId: sessionId, path: path, showHidden: showHidden);
final fd = FileDirectory.fromJson(jsonDecode(res));
return fd;
} else {
await bind.sessionReadRemoteDir(
sessionId: sessionId, path: path, includeHidden: showHidden);
return registerReadTask(isLocal, path);
}
} catch (e) {
return Future.error(e);
}
}
Future<FileDirectory> fetchDirectoryRecursive(
int actID, String path, bool isLocal, bool showHidden) async {
// TODO test Recursive is show hidden default?
try {
await bind.sessionReadDirRecursive(
sessionId: sessionId,
actId: actID,
path: path,
isRemote: !isLocal,
showHidden: showHidden);
return registerReadRecursiveTask(actID);
} catch (e) {
return Future.error(e);
}
}
}
class FileDirectory {
List<Entry> entries = [];
int id = 0;
String path = "";
FileDirectory();
FileDirectory.fromJson(Map<String, dynamic> json) {
id = json['id'];
path = json['path'];
json['entries'].forEach((v) {
entries.add(Entry.fromJson(v));
});
}
// generate full path for every entry , init sort style if need.
format(bool isWindows, {SortBy? sort}) {
for (var entry in entries) {
entry.path = PathUtil.join(path, entry.name, isWindows);
}
if (sort != null) {
changeSortStyle(sort);
}
}
changeSortStyle(SortBy sort, {bool ascending = true}) {
entries = _sortList(entries, sort, ascending);
}
clear() {
entries = [];
id = 0;
path = "";
}
}
class Entry {
int entryType = 4;
int modifiedTime = 0;
String name = "";
String path = "";
int size = 0;
Entry();
Entry.fromJson(Map<String, dynamic> json) {
entryType = json['entry_type'];
modifiedTime = json['modified_time'];
name = json['name'];
size = json['size'];
}
bool get isFile => entryType > 3;
bool get isDirectory => entryType < 3;
bool get isDrive => entryType == 3;
DateTime lastModified() {
return DateTime.fromMillisecondsSinceEpoch(modifiedTime * 1000);
}
}
enum JobState { none, inProgress, done, error, paused }
extension JobStateDisplay on JobState {
String display() {
switch (this) {
case JobState.none:
return translate("Waiting");
case JobState.inProgress:
return translate("Transfer File");
case JobState.done:
return translate("Finished");
case JobState.error:
return translate("Error");
default:
return "";
}
}
}
class JobProgress {
JobState state = JobState.none;
var id = 0;
var fileNum = 0;
var speed = 0.0;
var finishedSize = 0;
var totalSize = 0;
var fileCount = 0;
// [isRemote == true] means [remote -> local]
// var isRemote = false;
// to-do use enum
var isRemoteToLocal = false;
var jobName = "";
var fileName = "";
var remote = "";
var to = "";
var showHidden = false;
var err = "";
clear() {
state = JobState.none;
id = 0;
fileNum = 0;
speed = 0;
finishedSize = 0;
jobName = "";
fileName = "";
fileCount = 0;
remote = "";
to = "";
err = "";
}
String display() {
if (state == JobState.done && err == "skipped") {
return translate("Skipped");
}
return state.display();
}
}
class _PathStat {
final String path;
final DateTime dateTime;
_PathStat(this.path, this.dateTime);
}
class PathUtil {
static final windowsContext = path.Context(style: path.Style.windows);
static final posixContext = path.Context(style: path.Style.posix);
static String join(String path1, String path2, bool isWindows) {
final pathUtil = isWindows ? windowsContext : posixContext;
return pathUtil.join(path1, path2);
}
static List<String> split(String path, bool isWindows) {
final pathUtil = isWindows ? windowsContext : posixContext;
return pathUtil.split(path);
}
static String dirname(String path, bool isWindows) {
final pathUtil = isWindows ? windowsContext : posixContext;
return pathUtil.dirname(path);
}
}
class DirectoryOptions {
String home;
bool showHidden;
bool isWindows;
DirectoryOptions(
{this.home = "", this.showHidden = false, this.isWindows = false});
clear() {
home = "";
showHidden = false;
isWindows = false;
}
}
class SelectedItems {
final bool isLocal;
final items = RxList<Entry>.empty(growable: true);
SelectedItems({required this.isLocal});
void add(Entry e) {
if (e.isDrive) return;
if (!items.contains(e)) {
items.add(e);
}
}
void remove(Entry e) {
items.remove(e);
}
void clear() {
items.clear();
}
void selectAll(List<Entry> entries) {
items.clear();
items.addAll(entries);
}
static bool valid(RxList<Entry> items) {
if (items.isNotEmpty) {
// exclude DirDrive type
return items.any((item) => !item.isDrive);
}
return false;
}
}
// edited from [https://github.com/DevsOnFlutter/file_manager/blob/c1bf7f0225b15bcb86eba602c60acd5c4da90dd8/lib/file_manager.dart#L22]
List<Entry> _sortList(List<Entry> list, SortBy sortType, bool ascending) {
if (sortType == SortBy.name) {
// making list of only folders.
final dirs = list
.where((element) => element.isDirectory || element.isDrive)
.toList();
// sorting folder list by name.
dirs.sort((a, b) => a.name.toLowerCase().compareTo(b.name.toLowerCase()));
// making list of only flies.
final files = list.where((element) => element.isFile).toList();
// sorting files list by name.
files.sort((a, b) => a.name.toLowerCase().compareTo(b.name.toLowerCase()));
// first folders will go to list (if available) then files will go to list.
return ascending
? [...dirs, ...files]
: [...dirs.reversed.toList(), ...files.reversed.toList()];
} else if (sortType == SortBy.modified) {
// making the list of Path & DateTime
List<_PathStat> pathStat = [];
for (Entry e in list) {
pathStat.add(_PathStat(e.name, e.lastModified()));
}
// sort _pathStat according to date
pathStat.sort((b, a) => a.dateTime.compareTo(b.dateTime));
// sorting [list] according to [_pathStat]
list.sort((a, b) => pathStat
.indexWhere((element) => element.path == a.name)
.compareTo(pathStat.indexWhere((element) => element.path == b.name)));
return ascending ? list : list.reversed.toList();
} else if (sortType == SortBy.type) {
// making list of only folders.
final dirs = list.where((element) => element.isDirectory).toList();
// sorting folders by name.
dirs.sort((a, b) => a.name.toLowerCase().compareTo(b.name.toLowerCase()));
// making the list of files
final files = list.where((element) => element.isFile).toList();
// sorting files list by extension.
files.sort((a, b) => a.name
.toLowerCase()
.split('.')
.last
.compareTo(b.name.toLowerCase().split('.').last));
return ascending
? [...dirs, ...files]
: [...dirs.reversed.toList(), ...files.reversed.toList()];
} else if (sortType == SortBy.size) {
// create list of path and size
Map<String, int> sizeMap = {};
for (Entry e in list) {
sizeMap[e.name] = e.size;
}
// making list of only folders.
final dirs = list.where((element) => element.isDirectory).toList();
// sorting folder list by name.
dirs.sort((a, b) => a.name.toLowerCase().compareTo(b.name.toLowerCase()));
// making list of only flies.
final files = list.where((element) => element.isFile).toList();
// creating sorted list of [_sizeMapList] by size.
final List<MapEntry<String, int>> sizeMapList = sizeMap.entries.toList();
sizeMapList.sort((b, a) => a.value.compareTo(b.value));
// sort [list] according to [_sizeMapList]
files.sort((a, b) => sizeMapList
.indexWhere((element) => element.key == a.name)
.compareTo(sizeMapList.indexWhere((element) => element.key == b.name)));
return ascending
? [...dirs, ...files]
: [...dirs.reversed.toList(), ...files.reversed.toList()];
}
return [];
}
/// Define a general queue which can accepts different dialog type.
///
/// [Visibility]
/// The `_FileDialogType` and `_DialogEvent` are invisible for other models.
enum FileDialogType { overwrite, unknown }
class _FileDialogEvent extends BaseEvent<FileDialogType, Map<String, dynamic>> {
WeakReference<FileModel> fileModel;
bool? _overrideConfirm;
bool _skip = false;
_FileDialogEvent(this.fileModel, super.type, super.data);
void setOverrideConfirm(bool? confirm) {
_overrideConfirm = confirm;
}
void setSkip(bool skip) {
_skip = skip;
}
@override
EventCallback<Map<String, dynamic>>? findCallback(FileDialogType type) {
final model = fileModel.target;
if (model == null) {
return null;
}
switch (type) {
case FileDialogType.overwrite:
return (data) async {
return await model.overrideFileConfirm(data,
overrideConfirm: _overrideConfirm, skip: _skip);
};
default:
debugPrint("Unknown event type: $type with $data");
return null;
}
}
}
class FileDialogEventLoop
extends BaseEventLoop<FileDialogType, Map<String, dynamic>> {
bool? _overrideConfirm;
bool _skip = false;
@override
Future<void> onPreConsume(
BaseEvent<FileDialogType, Map<String, dynamic>> evt) async {
var event = evt as _FileDialogEvent;
event.setOverrideConfirm(_overrideConfirm);
event.setSkip(_skip);
debugPrint(
"FileDialogEventLoop: consuming<jobId: ${evt.data['id']} overrideConfirm: $_overrideConfirm, skip: $_skip>");
}
@override
Future<void> onEventsClear() {
_overrideConfirm = null;
_skip = false;
return super.onEventsClear();
}
void setOverrideConfirm(bool? confirm) {
_overrideConfirm = confirm;
}
void setSkip(bool skip) {
_skip = skip;
}
}