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// SPDX-License-Identifier: Apache-2.0
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter_hvac/kuksa-server/intial_connection.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:yaml/yaml.dart';
class GetConfig extends ConsumerStatefulWidget {
const GetConfig({Key? key, required this.client}) : super(key: key);
final HttpClient client;
@override
ConsumerState<GetConfig> createState() => _GetConfigState();
}
class _GetConfigState extends ConsumerState<GetConfig> {
@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
final configStateProvider = ref.read(ConfigStateprovider.notifier);
String configFilePath = '/etc/xdg/AGL/HVAC_config.yaml';
final configFile = File(configFilePath);
configFile.readAsString().then((content) {
final dynamic yamlMap = loadYaml(content);
configStateProvider.update(
hostname: yamlMap['hostname'],
port: yamlMap['port'],
kuksaAuthToken: yamlMap['kuskaAuthToken'],
);
});
});
}
@override
Widget build(BuildContext context) {
final config = ref.watch(ConfigStateprovider);
if (config.hostname == "" ||
config.port == 0 ||
config.kuksaAuthToken == ""
) {
return Scaffold(
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: const [
Text("ERROR",
style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold)),
Text(
"Something Wrong with config file! Check config.yaml file and restart"),
],
)),
);
}
return InitialScreen(client: widget.client);
}
}
class Config {
Config({
required this.hostname,
required this.port,
required this.kuksaAuthToken,
});
final String hostname;
final int port;
final String kuksaAuthToken;
Config copywith({
String? hostname,
int? port,
String? kuksaAuthToken,
String? mapboxAccessToken,
}) =>
Config(
hostname: hostname ?? this.hostname,
port: port ?? this.port,
kuksaAuthToken: kuksaAuthToken ?? this.kuksaAuthToken,
);
}
final ConfigStateprovider =
StateNotifierProvider<ConfigStateNotifier, Config>(
(ref) => ConfigStateNotifier());
class ConfigStateNotifier extends StateNotifier<Config> {
ConfigStateNotifier() : super(_initialValue);
static final Config _initialValue = Config(
hostname: "",
port: 0,
kuksaAuthToken: "",
);
void update({
String? hostname,
int? port,
String? kuksaAuthToken,
}) {
state = state.copywith(
hostname: hostname,
port: port,
kuksaAuthToken: kuksaAuthToken,
);
}
}
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