ExteraNext/lib/pages/download_manager/download_manager.dart

92 lines
2.6 KiB
Dart

import 'dart:io';
import 'package:extera_next/generated/l10n/l10n.dart';
import 'package:extera_next/pages/download_manager/download_manager_view.dart';
import 'package:extera_next/widgets/matrix.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:dio/dio.dart';
import 'package:matrix/matrix.dart';
import 'package:provider/provider.dart';
import 'package:path_provider/path_provider.dart';
class Download {
final String url;
final String name;
final BuildContext context;
late Future<Response<dynamic>> response;
late int receivedBytes = 0;
late int totalBytes = 1;
late double progress = 0;
late String httpUrl;
late String downloadPath;
late CancelToken ct;
Download(this.context, this.url, this.name);
void start() async {
try {
final mx = Matrix.of(context).client;
// final directory = await getDownloadsDirectory();
downloadPath = "/sdcard/Download/Extera";
httpUrl = (await Uri.parse(url).getDownloadUri(mx)).toString();
if (downloadPath != null) {
// Create Dio instance
final dio = Dio();
ct = CancelToken();
// Download the file
response = dio.download(httpUrl, "$downloadPath/$name",
onReceiveProgress: (received, total) {
receivedBytes = received;
totalBytes = total;
progress = (receivedBytes / totalBytes) * 100;
if (progress == 100) {
Provider.of<DownloadManagerController>(context)
.downloads
.remove(this);
}
print("Download progress: $progress%");
},
options: Options(
responseType: ResponseType.bytes,
headers: {'authorization': "Bearer ${mx.accessToken}"}),
cancelToken: ct);
print("Download completed and saved to $downloadPath/$name");
}
} catch (e) {
print("Error during download: $e");
}
}
void cancel() async {
ct.cancel();
Provider.of<DownloadManagerController>(context).downloads.remove(this);
}
}
class DownloadManager extends StatefulWidget {
final BuildContext context;
const DownloadManager(this.context);
@override
State<StatefulWidget> createState() =>
Provider.of<DownloadManagerController>(this.context);
}
class DownloadManagerController extends State<DownloadManager>
with ChangeNotifier {
@override
Widget build(BuildContext context) => DownloadManagerView(this);
final List<Download> downloads = [];
void download(BuildContext context, String name, String url) async {
final dl = Download(context, url, name);
downloads.add(dl);
dl.start();
}
}