save_to_cache 1.0.0 save_to_cache: ^1.0.0 copied to clipboard
This package is used to cache files, can save files individually and in folders.
import 'dart:io';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:save_to_cache/save_to_cache.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return const MaterialApp(
title: 'Save To Cache Example',
home: HomePage(),
);
}
}
class HomePage extends StatefulWidget {
const HomePage({Key? key}) : super(key: key);
@override
State<HomePage> createState() => _HomePageState();
}
class _HomePageState extends State<HomePage> {
File fileSelect = File('');
String nameFileSelect = 'file-select.example';
String pathSave = '';
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('Save To Cache Example'),
),
body: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
TextButton(
onPressed: _onSelectFile,
child: const Text('Select File'),
),
Text(nameFileSelect),
const Divider(),
TextButton(
onPressed: () => _onSaveFileToCache(),
child: const Text('Save file to cache'),
),
TextButton(
onPressed: () => _onSaveFileToCache(name: 'save new'),
child: const Text('Save file to cache with name'),
),
TextButton(
onPressed: () => _onSaveFileWithFolder(),
child: const Text('Save file with folder'),
),
TextButton(
onPressed: () => _onSaveFiles(),
child: const Text('Save files'),
),
TextButton(
onPressed: () => _onSaveFilesWithFolder(),
child: const Text('Save files with folder'),
),
Text(pathSave)
],
),
);
}
Future<void> _onSelectFile() async {
FilePickerResult? result = await FilePicker.platform.pickFiles();
if (result != null) {
fileSelect = File(result.files.single.path!);
setState(() => nameFileSelect = result.files.single.name);
}
}
void _showMessage(String message) {
ScaffoldMessenger.of(context)
..hideCurrentSnackBar()
..showSnackBar(
SnackBar(
content: Text(message),
),
);
}
Future<void> _onSaveFileToCache({String? name}) async {
var result = await SaveToCache.saveFile(file: fileSelect, name: name);
_showMessage('Successful! $result');
}
Future<void> _onSaveFileWithFolder() async {
var result =
await SaveToCache.saveFileWithFolder(file: fileSelect, folderName: 'test_folder');
_showMessage('Successful! $result');
}
_onSaveFiles() async {
var result = await SaveToCache.saveFiles(
files: [fileSelect],
//names: ['test1']
);
_showMessage('Successful! $result');
}
_onSaveFilesWithFolder() async {
var result = await SaveToCache.saveFilesWithFolder(
files: [fileSelect],
folderName: 'test_files',
//names: ["test1"],
);
_showMessage('Successful! $result');
}
}