Upload Flutter-HVAC application for IVI

Flutter hvac app which sets value to KUKSA.VAL like
Fan speed,left and right zone climate temperature,
AC vent direction, Air circulation,Front and Rear Wind
shield defrost.
Update UI and removed Unused code.

Bug-AGL: SPEC-4546

Change-Id: I57f7a9a2954520f4bb781a5ec02be612d72cf404
Signed-off-by: Hritik Chouhan <hritikc3961@gmail.com>

1 files changed, 111 insertions, 0 deletions

diff --git a/lib/config.dart b/lib/config.dart
new file mode 100644
index 0000000..db7266e
--- /dev/null
+++ b/lib/config.dart
@@ -0,0 +1,111 @@
+// 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,
+    );
+  }
+}