Fix mqtt delete issue + show config if no config + update device etc

lib/Helpers/MQTTHelper.dart

@@ -18,7 +18,8 @@ class MQTTHelper {
   void onConnected(dynamic appContext) {
     print('Connected !!!!!!!!!!!! ----------------------------------');
     TabletAppContext tabletAppContext = appContext.getContext();
-    tabletAppContext.clientMQTT.updates.listen((List<MqttReceivedMessage<MqttMessage>> c) {
+
+    tabletAppContext.clientMQTT.updates.listen((List<MqttReceivedMessage<MqttMessage>> c) async {
       final MqttPublishMessage message = c[0].payload;
       final payload = MqttPublishPayload.bytesToStringAsString(message.payload.message);
       print('Received message:$payload from topic: ${c[0].topic}');
@@ -31,17 +32,34 @@ class MQTTHelper {
           var configId = c[0].topic.split('/')[1];
           if (configId != null) {
             // Check if tablet config
-            if (tabletAppContext.configuration.id == configId) {
+            print("Check if tablet config");
-              // refresh config
+            print(tabletAppContext.configuration);
-              try {
+            if (tabletAppContext.configuration != null) {
-                PlayerMessageDTO playerMessage = PlayerMessageDTO.fromJson(jsonDecode(payload));
+              if (tabletAppContext.configuration.id == configId) {
-                var isConfigChanged = playerMessage.configChanged != null ? playerMessage.configChanged : false;
+                // refresh config
-                if (isConfigChanged) {
+                try {
-                  updateConfig(appContext);
+                  PlayerMessageDTO playerMessage = PlayerMessageDTO.fromJson(jsonDecode(payload));
+                  var isConfigChanged = playerMessage.configChanged != null ? playerMessage.configChanged : false;
+                  var isDeleted = playerMessage.isDeleted != null ? playerMessage.isDeleted : false;
+                  print(isDeleted);
+                  if (isDeleted) {
+                    // Clear all
+                    print("isDeleted");
+                    tabletAppContext.configuration = null;
+                    appContext.setContext(tabletAppContext);
+                    // UPDATE IT LOCALLY (SQLite)
+                    await DatabaseHelper.instance.update(tabletAppContext);
+
+                  } else {
+                    if (isConfigChanged) {
+                      updateConfig(appContext);
+                    }
+                  }
+
+                }
+                catch(e) {
+                  print('Error = $e');
                 }
-              }
-              catch(e) {
-                print('Error = $e');
               }
             }
           }

lib/Models/tabletContext.dart

@@ -39,6 +39,6 @@ class TabletAppContext with ChangeNotifier{
   // Implement toString to make it easier to see information about
   @override
   String toString() {
-    return 'TabletAppContext{id: $id, deviceId: $deviceId, selectedConfiguration: $configuration, language: $language, host: $host}';
+    return 'TabletAppContext{id: $id, deviceId: $deviceId, configuration: $configuration, language: $language, host: $host}';
   }
 }

lib/Screens/Configuration/config_view.dart

@@ -9,6 +9,7 @@ import 'package:tablet_app/Components/Buttons/rounded_button.dart';
 import 'package:tablet_app/Components/loading.dart';
 import 'package:tablet_app/Components/rounded_input_field.dart';
 import 'package:tablet_app/Helpers/DatabaseHelper.dart';
+import 'package:tablet_app/Helpers/MQTTHelper.dart';
 import 'package:tablet_app/Models/tabletContext.dart';
 import 'package:tablet_app/Screens/MainView/dropDown_configuration.dart';
 import 'package:tablet_app/Screens/MainView/main_view.dart';
@@ -29,7 +30,7 @@ class ConfigViewWidget extends StatefulWidget {
 
 class _ConfigViewWidget extends State<ConfigViewWidget> {
   Size sizeScreen = new Size(1080.0, 1920.0); // Tablet resolution
-  String url = "http://192.168.31.96"; //DEV "http://192.168.31.96"
+  String url; //DEV "http://192.168.31.96"
   bool configOk = false;
 
   @override
@@ -37,6 +38,11 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
     final appContext = Provider.of<AppContext>(context);
     SystemChrome.setEnabledSystemUIOverlays([]);
     Size size = MediaQuery.of(context).size;
+    TabletAppContext tabletAppContext = appContext.getContext();
+    if (tabletAppContext != null) {
+      if (tabletAppContext.host != null)
+        url = tabletAppContext.host;
+    }
     return Scaffold(
         body: Container(
           height: size.height,
@@ -75,7 +81,7 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
                               configurations: snapshot.data,
                               onChange: (ConfigurationDTO configurationOut) async {
                                 // CREATE DEVICE REQUEST
-                                createDevice(configurationOut, appContext);
+                                await createDevice(configurationOut, appContext);
 
                                 Navigator.pushAndRemoveUntil(
                                     context,
@@ -128,6 +134,7 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
                         padding: const EdgeInsets.only(left: 50, right: 50),
                         child: RoundedInputField(
                             hintText: "URL",
+                            initialValue: url,
                             onChanged: (value) {
                               setState(() {
                                 url = value;
@@ -210,7 +217,13 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
       appContext.setContext(tabletAppContext);
 
       // STORE IT LOCALLY (SQLite)
-      await DatabaseHelper.instance.insert(tabletAppContext);
+      TabletAppContext localContext = await DatabaseHelper.instance.getData();
+      if (localContext != null) { // Check if sql DB exist
+        await DatabaseHelper.instance.update(tabletAppContext);
+      } else {
+        await DatabaseHelper.instance.insert(tabletAppContext);
+      }
+
 
       Fluttertoast.showToast(
           msg: "La tablette a bien été créée",

lib/Screens/MainView/main_view.dart

@@ -5,6 +5,7 @@ import 'package:managerapi/api.dart';
 import 'package:provider/provider.dart';
 import 'package:tablet_app/Components/loading.dart';
 import 'package:tablet_app/Helpers/MQTTHelper.dart';
+import 'package:tablet_app/Screens/Configuration/config_view.dart';
 import 'package:tablet_app/Screens/Map/map_context.dart';
 import 'package:tablet_app/Screens/Map/map_view.dart';
 import 'package:tablet_app/Models/map-marker.dart';
@@ -191,7 +192,8 @@ class _MainViewWidget extends State<MainViewWidget> {
                         builder: (context, AsyncSnapshot<dynamic> snapshot) {
                           if (snapshot.connectionState == ConnectionState.done) {
                             if (snapshot.data == null) {
-                              return Text("ERROR");
+                              // Show select config
+                              return Text("");
                             }
                             else {
                               return GridView.builder(
@@ -261,11 +263,23 @@ class _MainViewWidget extends State<MainViewWidget> {
 
   Future<List<SectionDTO>> getSections(dynamic appContext) async {
     TabletAppContext tabletAppContext = await appContext.getContext();
-    print("GET SECTIONS");
+    try {
-    print(tabletAppContext.toString());
+      List<SectionDTO> sections = await tabletAppContext.clientAPI.sectionApi.sectionGetFromConfiguration(tabletAppContext.configuration.id);
-    List<SectionDTO> sections = await tabletAppContext.clientAPI.sectionApi.sectionGetFromConfiguration(tabletAppContext.configuration.id);
+      sections.sort((a, b) => a.order.compareTo(b.order));
-    sections.sort((a, b) => a.order.compareTo(b.order));
+      return sections;
-    return sections;
+    } catch (e) {
+      print(e);
+      print("IN CATCH");
+      Navigator.pushAndRemoveUntil(
+          context,
+          MaterialPageRoute(
+            builder: (context) {
+              return ConfigViewWidget();
+            },
+          ),
+              (Route<dynamic> route) => false // For pushAndRemoveUntil
+      );
+    }
   }
 }
 

lib/main.dart

@@ -26,6 +26,11 @@ void main() async {
     // Get config from manager
     DeviceDetailDTO device = await localContext.clientAPI.deviceApi.deviceGetDetail(localContext.deviceId);
     localContext.configuration.id = device.configurationId;
+    if (device.configurationId == null) {
+      print("device.configurationId == null");
+      localContext.configuration = null;
+      isConfig = false;
+    }
   } else {
     print("NO LOCAL DB !");
   }