Client/lib/screen/pages/files/fileUpload.dart

73 lines
2.0 KiB
Dart

import 'dart:developer';
import 'dart:io';
import 'package:async/async.dart';
import 'package:flutter/material.dart';
import 'package:marianum_mobile/api/marianumcloud/webdav/webdavApi.dart';
class FileUpload extends StatefulWidget {
final String localPath;
final String remotePath;
const FileUpload({Key? key, required this.localPath, required this.remotePath}) : super(key: key);
@override
State<FileUpload> createState() => _FileUploadState();
}
class _FileUploadState extends State<FileUpload> {
CancelableOperation? cancelableOperation;
late File localFile;
@override
void initState() {
super.initState();
localFile = File(widget.localPath);
}
bool isRunning() {
return cancelableOperation != null && !(cancelableOperation!.isCompleted);
}
bool isComplete() {
return cancelableOperation?.isCompleted ?? false;
}
void start() async {
cancelableOperation = CancelableOperation.fromFuture(
(await WebdavApi.webdav).upload(localFile.readAsBytesSync(), widget.remotePath).then((value) {
log("Upload done!");
}),
onCancel: () => log("Upload cancelled"),
);
cancelableOperation!.then((e) {
setState(() {});
});
setState(() {});
}
void stop() {
cancelableOperation?.cancel();
setState(() {});
Navigator.of(context).pop();
}
@override
Widget build(BuildContext context) {
List<Widget> actions = List<Widget>.empty(growable: true);
if(!isRunning() && !isComplete()) actions.add(TextButton(onPressed: start, child: const Text("Upload starten")));
if(isRunning()) actions.add(TextButton(onPressed: stop, child: const Text("Upload Abbrechen")));
if(isComplete()) actions.add(TextButton(onPressed: Navigator.of(context).pop, child: const Text("Fertig")));
return AlertDialog(
title: const Text("Hochladen"),
content: Center(
child: isRunning() ? const CircularProgressIndicator() : const Text("Datei hochladen"),
),
actions: actions,
icon: const Icon(Icons.upload),
);
}
}