feat: connect with mqtt broker

agrilink_vocpro/android/app/src/main/AndroidManifest.xml

@@ -1,4 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <application
         android:label="agrilink_vocpro"
         android:name="${applicationName}"

agrilink_vocpro/lib/domain/provider/censor_provider.dart

@@ -0,0 +1,5 @@
+import 'package:flutter/material.dart';
+
+class CensorProvider extends ChangeNotifier {
+  Future<void> setupMqtt() async {}
+}

agrilink_vocpro/lib/domain/service/mqtt_service.dart

@@ -0,0 +1,71 @@
+import 'package:agrilink_vocpro/core/state/result_state.dart';
+import 'package:mqtt_client/mqtt_client.dart';
+import 'package:mqtt_client/mqtt_server_client.dart';
+
+class MQTTService {
+  MqttServerClient? client;
+
+  Future<ResultState> setupMqtt() async {
+    client = MqttServerClient('armadillo.rmq.cloudamqp.com', '');
+    client!.port = 1883;
+
+    client!.connectionMessage = MqttConnectMessage()
+        .authenticateAs('obyskxhx:obyskxhx', 'Fe_3_tBuwmc8vMMqT2hYiboTsBlBmPz1')
+        .withClientIdentifier('mobile_client_controller')
+        .startClean() // reset session
+        .withWillQos(MqttQos.atLeastOnce);
+
+    try {
+      print('MQTT: Connecting....');
+      await client!.connect();
+      print('MQTT: Connected');
+      return ResultState.hasData;
+    } catch (e) {
+      print('MQTT: Error: $e');
+      return ResultState.error;
+    }
+  }
+
+  Future<ResultState> publishMessage(String topic, String message) async {
+    final bool isConnected = await isMqttConnected();
+    if (isConnected) {
+      final builder = MqttClientPayloadBuilder();
+
+      try {
+        builder.addString(message);
+        client!.publishMessage(topic, MqttQos.atLeastOnce, builder.payload!);
+        return ResultState.hasData;
+      } catch (e) {
+        print(e);
+        return ResultState.error;
+      }
+    } else {
+      return ResultState.error;
+    }
+  }
+
+  Future<ResultState> disconnectMqtt() async {
+    final bool isConnected = await isMqttConnected();
+    if (isConnected) {
+      print('Memutus koneksi dari broker...');
+
+      client!.disconnect();
+
+      await Future.delayed(const Duration(seconds: 1));
+      print('Koneksi telah terputus.');
+      return ResultState.hasData;
+    } else {
+      print('Tidak ada koneksi yang sedang aktif.');
+      return ResultState.error;
+    }
+  }
+
+  Future<bool> isMqttConnected() async {
+    if (client != null &&
+        client!.connectionStatus!.state == MqttConnectionState.connected) {
+      return true; //connected
+    } else {
+      return false; //not connected
+    }
+  }
+}

agrilink_vocpro/lib/domain/service/service.dart

@@ -0,0 +1 @@
+class Service {}

agrilink_vocpro/lib/features/control/provider/control_provider.dart

@@ -1,56 +1,93 @@
+import 'package:agrilink_vocpro/core/state/result_state.dart';
+import 'package:agrilink_vocpro/domain/service/mqtt_service.dart';
 import 'package:flutter/material.dart';
 
 class ControlProvider extends ChangeNotifier {
-  // control 1
   bool _control_1 = false;
-  bool get control_1 => _control_1;
+  bool _control_2 = false;
+  bool _control_3 = false;
+  bool _control_4 = false;
+  bool _control_5 = false;
+  bool _control_6 = false;
 
-  switchControl1() {
+  // Getters
+  bool get control_1 => _control_1;
+  bool get control_2 => _control_2;
+  bool get control_3 => _control_3;
+  bool get control_4 => _control_4;
+  bool get control_5 => _control_5;
+  bool get control_6 => _control_6;
+
+  ControlProvider() {
+    connectMqtt();
+  }
+
+  ResultState mqttState = ResultState.initial;
+
+  // Koneksi MQTT
+  Future<void> connectMqtt() async {
+    mqttState = ResultState.loading;
+    try {
+      final result = await MQTTService().setupMqtt();
+      if (result == ResultState.hasData) {
+        mqttState = result;
+        print('Connected to MQTT');
+      } else {
+        mqttState = ResultState.error;
+        print('Failed to connect to MQTT');
+      }
+    } catch (e) {
+      print(e);
+    }
+    notifyListeners();
+  }
+
+  Future<void> disconnectMqtt() async {
+    try {
+      final result = await MQTTService().disconnectMqtt();
+      if (result == ResultState.hasData) print('Disconnected from MQTT');
+    } catch (e) {
+      rethrow;
+    }
+    notifyListeners();
+  }
+
+  Future<bool> isMqttConnected() async {
+    return true;
+  }
+
+  @override
+  void dispose() {
+    disconnectMqtt();
+    super.dispose();
+  }
+
+  void switchControl1() {
     _control_1 = !_control_1;
     notifyListeners();
   }
 
-// control 2
+  void switchControl2() {
-  bool _control_2 = false;
-  bool get control_2 => _control_2;
-
-  switchControl2() {
     _control_2 = !_control_2;
     notifyListeners();
   }
 
-// control 3
+  void switchControl3() {
-  bool _control_3 = false;
-  bool get control_3 => _control_3;
-
-  switchControl3() {
     _control_3 = !_control_3;
     notifyListeners();
   }
 
-// control 4
+  void switchControl4() {
-  bool _control_4 = false;
-  bool get control_4 => _control_4;
-
-  switchControl4() {
     _control_4 = !_control_4;
     notifyListeners();
   }
 
-// control 5
+  void switchControl5() {
-  bool _control_5 = false;
-  bool get control_5 => _control_5;
-
-  switchControl5() {
     _control_5 = !_control_5;
     notifyListeners();
   }
 
-// control 6
+  void switchControl6() {
-  bool _control_6 = false;
-  bool get control_6 => _control_6;
-
-  switchControl6() {
     _control_6 = !_control_6;
     notifyListeners();
   }

agrilink_vocpro/lib/features/control/view/control_screen.dart

@@ -1,6 +1,6 @@
 import 'package:agrilink_vocpro/core/constant/app_theme.dart';
+import 'package:agrilink_vocpro/core/state/result_state.dart';
 import 'package:agrilink_vocpro/features/control/provider/control_provider.dart';
-import 'package:agrilink_vocpro/features/home/widgets/graphic_widget.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:provider/provider.dart';
@@ -21,6 +21,17 @@ class ControlScreen extends StatelessWidget {
         return SafeArea(
             child: ListView(
           children: [
+            SizedBox(
+              height: 16.h,
+              child: Center(
+                child: provider.mqttState == ResultState.loading
+                    ? const CircularProgressIndicator()
+                    : provider.mqttState == ResultState.error
+                        ? const Text('Failed to connect to MQTT')
+                        : const Text('Connected to MQTT'),
+              ),
+            ),
+            SizedBox(height: 16.h),
             ListTile(
               title: Text('Control 1', style: AppTheme.labelMedium),
               subtitle: const Text('Control 1 description'),
@@ -31,56 +42,7 @@ class ControlScreen extends StatelessWidget {
                 },
               ),
             ),
-            ListTile(
+            // Control lainnya...
-              title: const Text('Control 2'),
-              subtitle: const Text('Control 2 description'),
-              trailing: Switch(
-                value: provider.control_2,
-                onChanged: (value) {
-                  provider.switchControl2();
-                },
-              ),
-            ),
-            ListTile(
-              title: const Text('Control 3'),
-              subtitle: const Text('Control 3 description'),
-              trailing: Switch(
-                value: provider.control_3,
-                onChanged: (value) {
-                  provider.switchControl3();
-                },
-              ),
-            ),
-            ListTile(
-              title: const Text('Control 4'),
-              subtitle: const Text('Control 4 description'),
-              trailing: Switch(
-                value: provider.control_4,
-                onChanged: (value) {
-                  provider.switchControl4();
-                },
-              ),
-            ),
-            ListTile(
-              title: const Text('Control 5'),
-              subtitle: const Text('Control 5 description'),
-              trailing: Switch(
-                value: provider.control_5,
-                onChanged: (value) {
-                  provider.switchControl5();
-                },
-              ),
-            ),
-            ListTile(
-              title: const Text('Control 6'),
-              subtitle: const Text('Control 6 description'),
-              trailing: Switch(
-                value: provider.control_6,
-                onChanged: (value) {
-                  provider.switchControl6();
-                },
-              ),
-            ),
           ],
         ));
       }),

agrilink_vocpro/pubspec.lock

@@ -41,6 +41,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.0"
+  charcode:
+    dependency: transitive
+    description:
+      name: charcode
+      sha256: fb98c0f6d12c920a02ee2d998da788bca066ca5f148492b7085ee23372b12306
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.1"
   clock:
     dependency: transitive
     description:
@@ -65,6 +73,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.0.5"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      sha256: "706b5707578e0c1b4b7550f64078f0a0f19dec3f50a178ffae7006b0a9ca58fb"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.0"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -97,6 +113,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.5"
+  event_bus:
+    dependency: transitive
+    description:
+      name: event_bus
+      sha256: "1a55e97923769c286d295240048fc180e7b0768902c3c2e869fe059aafa15304"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   fake_async:
     dependency: transitive
     description:
@@ -184,6 +208,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "6.2.1"
+  html:
+    dependency: transitive
+    description:
+      name: html
+      sha256: "3a7812d5bcd2894edf53dfaf8cd640876cf6cef50a8f238745c8b8120ea74d3a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.15.4"
   http:
     dependency: transitive
     description:
@@ -272,6 +304,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.15.0"
+  mqtt_client:
+    dependency: "direct main"
+    description:
+      name: mqtt_client
+      sha256: "37aae360fac0b3322cb37267696c1535e1ad2984a13064d877273ffe4b16ca7a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.5.1"
   nested:
     dependency: transitive
     description:
@@ -477,6 +517,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.2"
+  universal_html:
+    dependency: transitive
+    description:
+      name: universal_html
+      sha256: "56536254004e24d9d8cfdb7dbbf09b74cf8df96729f38a2f5c238163e3d58971"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.2.4"
+  universal_io:
+    dependency: transitive
+    description:
+      name: universal_io
+      sha256: "1722b2dcc462b4b2f3ee7d188dad008b6eb4c40bbd03a3de451d82c78bba9aad"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.2.2"
   vector_math:
     dependency: transitive
     description:

agrilink_vocpro/pubspec.yaml

@@ -45,6 +45,7 @@ dependencies:
   animated_segmented_tab_control: ^2.0.0
   flutter_screenutil: ^5.9.3
   gauge_indicator: ^0.4.3
+  mqtt_client: ^10.5.1
 
 dev_dependencies:
   flutter_test: