folder restructuring
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@@ -0,0 +1,350 @@
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:loader_overlay/loader_overlay.dart';
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import 'package:nextcloud/nextcloud.dart';
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import 'package:uuid/uuid.dart';
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import '../../../api/marianumcloud/webdav/webdavApi.dart';
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import '../../../widget/confirm_dialog.dart';
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import '../../../widget/focus_behaviour.dart';
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class FilesUploadDialog extends StatefulWidget {
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final List<String> filePaths;
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final String remotePath;
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final void Function(List<String> uploadedFilePaths) onUploadFinished;
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final bool uniqueNames;
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const FilesUploadDialog({super.key, required this.filePaths, required this.remotePath, required this.onUploadFinished, this.uniqueNames = false});
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@override
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State<FilesUploadDialog> createState() => _FilesUploadDialogState();
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}
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class UploadableFile {
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TextEditingController fileNameController = TextEditingController();
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String filePath;
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String fileName;
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double? _uploadProgress;
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bool isConflicting = false;
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UploadableFile(this.filePath, this.fileName);
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}
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class _FilesUploadDialogState extends State<FilesUploadDialog> {
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late List<UploadableFile> _uploadableFiles;
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bool _isUploading = false;
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double _overallProgressValue = 0.0;
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String _infoText = '';
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@override
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void initState() {
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super.initState();
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_uploadableFiles = widget.filePaths.map((filePath) {
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var fileName = filePath.split(Platform.pathSeparator).last;
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return UploadableFile(filePath, fileName);
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}).toList();
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}
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void showHttpErrorCode(int httpErrorCode){
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showDialog(
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context: context,
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builder: (BuildContext context) => AlertDialog(
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title: const Text('Ein Fehler ist aufgetreten'),
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contentPadding: const EdgeInsets.all(10),
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content: Text('Error code: $httpErrorCode'),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: const Text('Schließen', textAlign: TextAlign.center),
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),
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],
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)
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);
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}
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void _showUploadError(String message) {
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setState(() {
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_isUploading = false;
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_overallProgressValue = 0.0;
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_infoText = '';
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});
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showDialog(
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context: context,
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builder: (BuildContext context) => AlertDialog(
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title: const Text('Upload fehlgeschlagen'),
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contentPadding: const EdgeInsets.all(10),
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content: Text(message),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: const Text('Schließen', textAlign: TextAlign.center),
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),
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],
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),
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);
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}
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Future<void> uploadFiles({bool override = false}) async {
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setState(() {
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_isUploading = true;
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_infoText = 'Vorbereiten';
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for (var file in _uploadableFiles) {
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file.isConflicting = false;
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}
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});
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final webdavClient = await WebdavApi.webdav;
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if (!override) {
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List<dynamic> result;
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try {
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result = (await webdavClient.propfind(PathUri.parse(widget.remotePath))).responses;
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} catch (e) {
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if (!mounted) return;
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_showUploadError('Verbindung fehlgeschlagen: $e');
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return;
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}
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var conflictingFiles = _uploadableFiles.where((file) {
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var fileName = file.fileName;
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return result.any((element) => Uri.decodeComponent(element.href!).endsWith('/$fileName'));
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}).toList();
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if(conflictingFiles.isNotEmpty) {
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if (!mounted) return;
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bool replaceFiles = await showDialog(
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context: context,
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barrierDismissible: false,
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builder: (context) => AlertDialog(
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contentPadding: const EdgeInsets.all(10),
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title: const Text('Konflikt', textAlign: TextAlign.center),
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content: conflictingFiles.length == 1 ?
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Text(
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'Eine Datei mit dem Namen "${conflictingFiles.map((e) => e.fileName).first}" existiert bereits.',
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textAlign: TextAlign.left,
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) :
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SingleChildScrollView(
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child: Text(
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'${conflictingFiles.length} Dateien mit folgenden Namen existieren bereits: \n${conflictingFiles.map((e) => '\n - ${e.fileName}').join('')}',
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textAlign: TextAlign.left,
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),
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),
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actions: [
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TextButton(
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onPressed: () {
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Navigator.pop(context, false);
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},
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child: const Text('Bearbeiten', textAlign: TextAlign.center),
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),
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TextButton(
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onPressed: () {
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showDialog(
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context: context,
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builder: (context) => ConfirmDialog(
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title: 'Bestätigen?',
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content: 'Bist du sicher, dass du ${conflictingFiles.length} Dateien überschreiben möchtest?',
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onConfirm: () {
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Navigator.pop(context, true);
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},
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confirmButton: 'Ja',
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cancelButton: 'Nein',
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),
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);
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},
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child: const Text('Überschreiben', textAlign: TextAlign.center),
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),
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],
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)
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);
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if(!replaceFiles) {
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setState(() {
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_isUploading = false;
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_overallProgressValue = 0.0;
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_infoText = '';
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for (var element in conflictingFiles) {
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element.isConflicting = true;
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}
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});
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return;
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}
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}
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}
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var uploadetFilePaths = <String>[];
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for (var file in _uploadableFiles) {
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var fileName = file.fileName;
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var filePath = file.filePath;
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if(widget.uniqueNames) fileName = '${fileName.split('.').first}-${const Uuid().v4()}.${fileName.split('.').last}';
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var fullRemotePath = '${widget.remotePath}/$fileName';
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setState(() {
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_infoText = '${_uploadableFiles.indexOf(file) + 1}/${_uploadableFiles.length}';
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});
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final dynamic uploadTask;
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try {
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uploadTask = await webdavClient.putFile(
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File(filePath),
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FileStat.statSync(filePath),
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PathUri.parse(fullRemotePath),
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onProgress: (progress) {
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setState(() {
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file._uploadProgress = progress;
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_overallProgressValue = ((progress + _uploadableFiles.indexOf(file)) / _uploadableFiles.length).toDouble();
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});
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},
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);
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} catch (e) {
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if (!mounted) return;
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_showUploadError('Upload fehlgeschlagen für "$fileName": $e');
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return;
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}
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if(uploadTask.statusCode < 200 || uploadTask.statusCode > 299) {
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setState(() {
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_isUploading = false;
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_overallProgressValue = 0.0;
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_infoText = '';
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});
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if (!mounted) return;
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Navigator.of(context).pop();
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showHttpErrorCode(uploadTask.statusCode);
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} else {
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uploadetFilePaths.add(fullRemotePath);
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}
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}
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setState(() {
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_isUploading = false;
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_overallProgressValue = 0.0;
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_infoText = '';
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});
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if (!mounted) return;
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Navigator.of(context).pop();
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widget.onUploadFinished(uploadetFilePaths);
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}
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@override
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Widget build(BuildContext context) => Scaffold(
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appBar: AppBar(
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title: const Text('Dateien hochladen'),
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automaticallyImplyLeading: false,
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),
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body: LoaderOverlay(
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overlayWholeScreen: true,
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child: Column(
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children: [
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Expanded(
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child: ListView.builder(
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itemCount: _uploadableFiles.length,
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itemBuilder: (context, index) {
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final currentFile = _uploadableFiles[index];
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currentFile.fileNameController.text = currentFile.fileName;
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return ListTile(
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title: TextField(
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readOnly: _isUploading,
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controller: currentFile.fileNameController,
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decoration: InputDecoration(
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border: const UnderlineInputBorder(),
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label: Text('Datei ${index+1}'),
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errorText: currentFile.isConflicting ? 'existiert bereits' : null,
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errorStyle: const TextStyle(color: Colors.red),
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),
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onChanged: (input) {
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currentFile.fileName = input;
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},
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onTapOutside: (PointerDownEvent event) {
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FocusBehaviour.textFieldTapOutside(context);
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if(currentFile.isConflicting){
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setState(() {
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currentFile.isConflicting = false;
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});
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}
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},
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onEditingComplete: () {
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if(currentFile.isConflicting){
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setState(() {
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currentFile.isConflicting = false;
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});
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}
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},
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),
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subtitle: _isUploading && (currentFile._uploadProgress ?? 0) < 1 ? LinearProgressIndicator(
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value: currentFile._uploadProgress,
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borderRadius: const BorderRadius.all(Radius.circular(2)),
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) : null,
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trailing: Container(
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width: 24,
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height: 24,
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padding: EdgeInsets.zero,
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child: IconButton(
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tooltip: 'Datei entfernen',
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padding: EdgeInsets.zero,
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onPressed: () {
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if(!_isUploading) {
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if(_uploadableFiles.length-1 <= 0) Navigator.of(context).pop();
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setState(() {
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_uploadableFiles.removeAt(index);
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});
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}
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},
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icon: const Icon(Icons.delete_outlined),
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),
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),
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);
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},
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),
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),
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Padding(
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padding: const EdgeInsets.only(left: 15, right: 15, bottom: 15, top: 5),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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Visibility(
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visible: !_isUploading,
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child: TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: const Text('Abbrechen'),
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),
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),
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const Expanded(child: SizedBox.shrink()),
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Visibility(
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visible: _isUploading,
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replacement: TextButton(
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onPressed: () => uploadFiles(override: widget.uniqueNames),
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child: const Text('Hochladen'),
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),
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child: Visibility(
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visible: _infoText.length < 5,
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replacement: Row(
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children: [
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Text(_infoText),
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const SizedBox(width: 15),
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CircularProgressIndicator(value: _overallProgressValue),
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],
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),
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child: Stack(
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alignment: Alignment.center,
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children: [
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CircularProgressIndicator(value: _overallProgressValue),
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Center(child: Text(_infoText)),
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],
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),
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),
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),
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],
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),
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),
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],
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),
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),
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);
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}
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