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import 'dart:io';
import 'package:esense_flutter/esense.dart';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:sense_the_rhythm/esense_connect_dialog.dart';
import 'package:sense_the_rhythm/simfile.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'level.dart';
class LevelSelection extends StatefulWidget {
const LevelSelection({super.key});
@override
State<LevelSelection> createState() => _LevelSelectionState();
}
class _LevelSelectionState extends State<LevelSelection> {
String? stepmaniaCoursesPath;
List<Simfile> stepmaniaCoursesFolders = [];
String eSenseDeviceName = '';
ESenseManager? eSenseManager;
ValueNotifier<String> _deviceStatus = ValueNotifier('');
// String _deviceStatus = '';
bool connected = false;
bool sampling = false;
@override
void initState() {
super.initState();
_listenToESense();
loadFolderPath();
}
Future<void> _askForPermissions() async {
if (!(await Permission.bluetoothScan.request().isGranted &&
await Permission.bluetoothConnect.request().isGranted)) {
print(
'WARNING - no permission to use Bluetooth granted. Cannot access eSense device.');
}
// for some strange reason, Android requires permission to location for Bluetooth to work.....?
if (Platform.isAndroid) {
if (!(await Permission.locationWhenInUse.request().isGranted)) {
print(
'WARNING - no permission to access location granted. Cannot access eSense device.');
}
}
}
Future<void> _listenToESense() async {
await _askForPermissions();
// if you want to get the connection events when connecting,
// set up the listener BEFORE connecting...
eSenseManager!.connectionEvents.listen((event) {
print('CONNECTION event: $event');
// when we're connected to the eSense device, we can start listening to events from it
// if (event.type == ConnectionType.connected) _listenToESenseEvents();
setState(() {
connected = false;
switch (event.type) {
case ConnectionType.connected:
_deviceStatus.value = 'connected';
connected = true;
break;
case ConnectionType.unknown:
_deviceStatus.value = 'unknown';
break;
case ConnectionType.disconnected:
_deviceStatus.value = 'disconnected';
sampling = false;
break;
case ConnectionType.device_found:
_deviceStatus.value = 'device_found';
break;
case ConnectionType.device_not_found:
_deviceStatus.value = 'device_not_found';
break;
}
});
});
}
Future<void> _connectToESense(String deviceName) async {
if (!connected) {
await _askForPermissions();
print('Trying to connect to eSense device...');
setState(() {
eSenseDeviceName = deviceName;
});
print(eSenseDeviceName);
eSenseManager = ESenseManager(eSenseDeviceName);
connected = await eSenseManager!.connect();
print('success!');
setState(() {
_deviceStatus.value = connected ? 'connecting...' : 'connection failed';
});
}
}
Future<void> loadFolderPath() async {
SharedPreferences prefs = await SharedPreferences.getInstance();
final String? stepmaniaCoursesPathSetting =
prefs.getString('stepmania_courses');
if (stepmaniaCoursesPathSetting == null) return;
List<Simfile> stepmaniaCoursesFoldersFuture =
await listFilesAndFolders(stepmaniaCoursesPathSetting);
setState(() {
stepmaniaCoursesPath = stepmaniaCoursesPathSetting;
stepmaniaCoursesFolders = stepmaniaCoursesFoldersFuture;
});
}
Future<void> selectFolder() async {
String? selectedFolder = await FilePicker.platform.getDirectoryPath();
if (selectedFolder != null) {
// Save the selected folder path
SharedPreferences prefs = await SharedPreferences.getInstance();
await prefs.setString('stepmania_courses', selectedFolder);
loadFolderPath();
}
}
Future<List<Simfile>> listFilesAndFolders(String directoryPath) async {
final directory = Directory(directoryPath);
try {
// List all files and folders in the directory
return directory
.listSync()
.where((entity) => FileSystemEntity.isDirectorySync(entity.path))
.map((entity) {
Simfile simfile = Simfile(entity.path);
simfile.load();
return simfile;
}).toList();
} catch (e) {
print("Error reading directory: $e");
return [];
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('Sense the Rhythm'),
actions: [
IconButton(
onPressed: () => showDialog(
context: context,
builder: (BuildContext context) {
return ESenseConnectDialog(
deviceStatus: _deviceStatus,
connect: (String name) {
_connectToESense(name);
});
},
),
icon: const Icon(Icons.bluetooth))
],
),
body: Builder(builder: (context) {
if (stepmaniaCoursesPath == null) {
return Text('Add a Directory with Stepmania Songs on \'+\'');
} else if (stepmaniaCoursesFolders.isEmpty) {
return Text(
'Folder empty. Add Stepmania Songs to Folder or select a different folder on \'+\'');
} else {
return ListView.separated(
itemCount: stepmaniaCoursesFolders.length,
separatorBuilder: (BuildContext context, int index) =>
const Divider(),
itemBuilder: (context, index) {
return ListTile(
leading: Image.file(
File(stepmaniaCoursesFolders[index].bannerPath!)),
trailing: Icon(Icons.play_arrow),
title: Text(stepmaniaCoursesFolders[index].tags["TITLE"]!),
subtitle: Text('3:45'),
onTap: () => Navigator.push(
context,
MaterialPageRoute(
builder: (BuildContext context) =>
Level(stepmaniaCoursesFolders[index]))),
);
},
);
}
}),
floatingActionButton: FloatingActionButton(
onPressed: () => {selectFolder()}, child: Icon(Icons.add)),
);
}
}
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