Files
sheetless/lib/main.dart

105 lines
3.0 KiB
Dart

import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:saf/saf.dart';
import 'package:sheetless/sheetview.dart';
import 'sheet.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Sheetless',
theme: ThemeData(
useMaterial3: true,
primarySwatch: Colors.blue,
),
home: const MyHomePage(),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key});
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
void initState() {
super.initState();
}
Future<String?> getSafPickedSheetsDirectory() async {
await Permission.storage.request();
await Permission.manageExternalStorage.request();
var pickedDirectories = await Saf.getPersistedPermissionDirectories();
if (pickedDirectories == null || pickedDirectories.isEmpty) {
return null;
}
return pickedDirectories.last;
}
Future<List<Sheet>> acquireSheets() async {
String? sheetsDirectory = await getSafPickedSheetsDirectory();
if (sheetsDirectory == null || sheetsDirectory.isEmpty) {
await Saf.getDynamicDirectoryPermission(grantWritePermission: false);
sheetsDirectory = await getSafPickedSheetsDirectory();
if (sheetsDirectory == null || sheetsDirectory.isEmpty) {
throw Exception("No Directory selected");
}
}
var sheetsDirectoryFiles = await Saf.getFilesPathFor(sheetsDirectory);
if (sheetsDirectoryFiles == null) {
await Saf.releasePersistedPermissions();
throw Exception(
"Permissions for directory no longer valid or Directory deleted. Please restart app.");
}
return loadSheetsSorted(sheetsDirectoryFiles);
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text("My Sheets"),
),
body: FutureBuilder(
future: acquireSheets(),
builder: (BuildContext context, AsyncSnapshot<List<Sheet>> snapshot) {
if (snapshot.hasData) {
return SheetsWidget(
sheets: snapshot.data!,
callback: (sheet) => Navigator.push(
context,
MaterialPageRoute(
builder: (context) => SheetViewerPage(sheet: sheet),
),
),
);
} else if (snapshot.hasError) {
return Center(
child: Text(
style: Theme.of(context)
.textTheme
.displaySmall!
.copyWith(color: Colors.red),
textAlign: TextAlign.center,
snapshot.error.toString()));
} else {
return const Center(child: CircularProgressIndicator());
}
}),
);
}
}