tsacdop-podcast-app-android/lib/settings/data_backup.dart

133 lines
4.9 KiB
Dart

import 'dart:io';
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:line_icons/line_icons.dart';
import 'package:path/path.dart';
import 'package:path_provider/path_provider.dart';
import 'package:flutter_file_dialog/flutter_file_dialog.dart';
import 'package:provider/provider.dart';
import 'package:wc_flutter_share/wc_flutter_share.dart';
import '../state/podcast_group.dart';
import '../util/context_extension.dart';
import '../service/ompl_build.dart';
class DataBackup extends StatelessWidget {
Future<File> _exportOmpl(BuildContext context) async {
var groups = context.read<GroupList>().groups;
var ompl = PodcastsBackup(groups).omplBuilder();
var tempdir = await getTemporaryDirectory();
DateTime now = DateTime.now();
String datePlus = now.year.toString() +
now.month.toString() +
now.day.toString() +
now.second.toString();
var file = File(join(tempdir.path, 'tsacdop_ompl_$datePlus.xml'));
await file.writeAsString(ompl.toString());
return file;
}
Future<void> _saveOmpl(File file) async {
final params = SaveFileDialogParams(sourceFilePath: file.path);
await FlutterFileDialog.saveFile(params: params);
}
Future<void> _shareOmpl(File file) async {
final Uint8List bytes = await file.readAsBytes();
await WcFlutterShare.share(
sharePopupTitle: 'share Clip',
fileName: file.path.split('/').last,
mimeType: 'text/plain',
bytesOfFile: bytes.buffer.asUint8List());
}
@override
Widget build(BuildContext context) {
final s = context.s;
return AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle(
statusBarIconBrightness: Theme.of(context).accentColorBrightness,
systemNavigationBarColor: Theme.of(context).primaryColor,
systemNavigationBarIconBrightness:
Theme.of(context).accentColorBrightness,
),
child: Scaffold(
appBar: AppBar(
elevation: 0,
title: Text(s.settingsBackup),
backgroundColor: context.primaryColor,
),
body: Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: EdgeInsets.all(10.0),
),
Container(
height: 30.0,
padding: EdgeInsets.symmetric(horizontal: 70),
alignment: Alignment.centerLeft,
child: Text(s.subscribe,
style: context.textTheme.bodyText1
.copyWith(color: Theme.of(context).accentColor)),
),
Padding(
padding:
EdgeInsets.only(left: 70.0, right: 20, top: 10, bottom: 10),
child: Text(s.settingsExportDes),
),
Padding(
padding: EdgeInsets.only(left: 70.0, right: 20),
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
children: [
OutlineButton(
highlightedBorderColor: context.accentColor,
child: Row(
children: [
Icon(
LineIcons.save,
color: Colors.green[700],
size: context.textTheme.headline6.fontSize,
),
SizedBox(width: 10),
Text(s.save,
style: TextStyle(color: Colors.green[700])),
],
),
onPressed: () async {
File file = await _exportOmpl(context);
await _saveOmpl(file);
}),
SizedBox(width: 50),
OutlineButton(
highlightedBorderColor: Colors.blue[700],
child: Row(
children: [
Icon(
Icons.share,
size: context.textTheme.headline6.fontSize,
color: Colors.blue[700],
),
SizedBox(width: 10),
Text(s.share,
style: TextStyle(color: Colors.blue[700])),
],
),
onPressed: () async {
File file = await _exportOmpl(context);
await _shareOmpl(file);
})
],
),
),
Divider(),
],
)),
);
}
}