Description:

simple downloader

simple_downloader #
A flutter package for handle downloading file using http in more simple & easy.
Getting Started #
In your flutter project add the dependency in your pubspec.yaml:
dependencies:
...
simple_downloader: ^0.0.3
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Usage #
importing package #
import 'package:simple_downloader/simple_downloader.dart';
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Initialize #
late SimpleDownloader _downloader;

double _progress = 0.0;
int _offset = 0;
int _total = 0;
DownloadStatus _status = DownloadStatus.undefined;
DownloaderTask _task = const DownloaderTask(
url:"https://images.unsplash.com/photo-1615220368123-9bb8faf4221b?ixlib=rb-1.2.1&dl=vadim-kaipov-f6jkAE1ZWuY-unsplash.jpg&q=80&fm=jpg&crop=entropy&cs=tinysrgb",
fileName: "images_downloaded.jpg",
bufferSize:
1024, // if bufferSize value not set, default value is 64 ( 64 Kb )
);

@override
void initState() {
super.initState();
init();
}

Future<void> init() async {
final pathFile = (await path.getExternalStorageDirectory())!.path;
if (!mounted) return;

_task = _task.copyWith(
downloadPath: pathFile,
);

_downloader = SimpleDownloader.init(task: _task);

_downloader.callback.addListener(() {
setState(() {
_progress = _downloader.callback.progress;
_status = _downloader.callback.status;
_total = _downloader.callback.total;
_offset = _downloader.callback.offset;
});
});
}

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Dispose #
@override
void dispose() {
_downloader.dispose();
super.dispose();
}

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To start downloader #
_downloader.download();
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To pause downloader #
_downloader.pause();
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To resume downloader #
_downloader.resume();
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To cancel downloader #
_downloader.cancel();
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To retry downloader #
_downloader.retry();
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To restart downloader #
_downloader.restart();
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To open downloaded file if complete ( Support android only ) #
_downloader.open().then(
(isSuccess) {
if (!isSuccess!) {
print(context, "Failed to open downloaded file.");
}
},
);
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Android Integration #
In order to handle click action to open the downloaded file, you need to add some additional configurations.
Add the following to AndroidManifest.xml:
<application>
...
<provider
android:name="adry.app.simple_downloader.FileProvider"
android:authorities="${applicationId}.simple_downloader.provider"
android:exported="false"
android:grantUriPermissions="true">
<meta-data
android:name="android.support.FILE_PROVIDER_PATHS"
android:resource="@xml/file_path"/>
</provider>
<application>
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In order to open APK files, your application needs REQUEST_INSTALL_PACKAGES permission.
Add the following to AndroidManifest.xml:
<uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
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Note #
This plugin is not support for downloading file from google drive.

License

For personal and professional use. You cannot resell or redistribute these repositories in their original state.

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