81 lines
1.7 KiB
Dart
81 lines
1.7 KiB
Dart
import 'dart:async';
|
|
import 'dart:convert';
|
|
import 'package:flutter/cupertino.dart';
|
|
import 'package:flutter/scheduler.dart';
|
|
import 'package:mobile_nebula/services/storage.dart';
|
|
|
|
class Settings {
|
|
final _storage = Storage();
|
|
StreamController _change = StreamController.broadcast();
|
|
var _ready = Completer<Settings>();
|
|
var _settings = Map<String, dynamic>();
|
|
|
|
bool get useSystemColors {
|
|
return _getBool('systemDarkMode', true);
|
|
}
|
|
|
|
set useSystemColors(bool enabled) {
|
|
if (!enabled) {
|
|
// Clear the dark mode to let the default system config take over, user can override from there
|
|
_settings.remove('darkMode');
|
|
}
|
|
_set('systemDarkMode', enabled);
|
|
}
|
|
|
|
bool get darkMode {
|
|
return _getBool('darkMode', SchedulerBinding.instance.window.platformBrightness == Brightness.dark);
|
|
}
|
|
|
|
set darkMode(bool enabled) {
|
|
_set('darkMode', enabled);
|
|
}
|
|
|
|
bool _getBool(String key, bool defaultValue) {
|
|
final val = _settings[key];
|
|
if (val is bool) {
|
|
return val;
|
|
}
|
|
return defaultValue;
|
|
}
|
|
|
|
void _set(String key, dynamic value) {
|
|
_settings[key] = value;
|
|
_save();
|
|
}
|
|
|
|
Stream onChange() {
|
|
return _change.stream;
|
|
}
|
|
|
|
void _save() {
|
|
final content = jsonEncode(_settings);
|
|
//TODO: handle errors
|
|
_storage.writeFile("config.json", content).then((_) {
|
|
_change.add(null);
|
|
});
|
|
}
|
|
|
|
static final Settings _instance = Settings._internal();
|
|
|
|
factory Settings() {
|
|
return _instance;
|
|
}
|
|
|
|
Settings._internal() {
|
|
_ready = Completer<Settings>();
|
|
|
|
_storage.readFile("config.json").then((rawConfig) {
|
|
if (rawConfig != null) {
|
|
_settings = jsonDecode(rawConfig);
|
|
}
|
|
|
|
_ready.complete();
|
|
_change.add(null);
|
|
});
|
|
}
|
|
|
|
void dispose() {
|
|
_change.close();
|
|
}
|
|
}
|