Wip add pin for access

2025-12-06 16:41:19 +00:00 · 2023-12-01 09:09:16 +01:00 · 2023-12-01 09:09:16 +01:00 · 0ae552622d
commit 0ae552622d
parent f45497d476
62 changed files with 1506 additions and 695 deletions
--- a/lib/Components/rounded_input_field.dart
+++ b/lib/Components/rounded_input_field.dart
@ -9,6 +9,7 @@ class RoundedInputField extends StatelessWidget {
  final String? initialValue;
  final Color? color, textColor, iconColor;
  final int? maxLength;
+  final bool isString;
  const RoundedInputField({
    Key? key,
    this.hintText,
@ -19,6 +20,7 @@ class RoundedInputField extends StatelessWidget {
    this.iconColor = kMainRed,
    this.onChanged,
    this.maxLength, // 50
+    this.isString = true,
  }) : super(key: key);

  @override
@ -30,6 +32,7 @@ class RoundedInputField extends StatelessWidget {
        initialValue: initialValue,
        cursorColor: textColor,
        maxLength: maxLength,
+        keyboardType: isString ? TextInputType.text : TextInputType.number,
        style: TextStyle(fontSize: 20, color: textColor),
        decoration: InputDecoration(
          icon: icon != null ? Icon(
--- a/lib/Helpers/DatabaseHelper.dart
+++ b/lib/Helpers/DatabaseHelper.dart
@ -83,8 +83,8 @@ class DatabaseHelper {
    return await db.rawQuery("DELETE FROM $table");
  }

-  Future<TabletAppContext> getData() async {
-    TabletAppContext tabletAppContext = TabletAppContext();
+  Future<TabletAppContext?> getData() async {
+    TabletAppContext? tabletAppContext;

    await DatabaseHelper.instance.queryAllRows().then((value) {
      value.forEach((element) {
@ -95,6 +95,7 @@ class DatabaseHelper {

        tabletAppContext = TabletAppContext(
            id: element["id"],
+            instanceId: element["instanceId"],
            deviceId: element["deviceId"],
            host: element["host"],
            configuration: configuration,
@ -103,6 +104,7 @@ class DatabaseHelper {
      });
    }).catchError((error) {
      print(error);
+      return null;
    });

    return tabletAppContext;
--- a/lib/Helpers/MQTTHelper.dart
+++ b/lib/Helpers/MQTTHelper.dart
@ -132,7 +132,7 @@ class MQTTHelper {
      "connected": false
    };

-    final connMessage = MqttConnectMessage().authenticateAs('admin', 'mdlf2021!') // TODO ONLINE
+    final connMessage = MqttConnectMessage().authenticateAs("user1", "MyMuseum2023!") // TODO ONLINE // 'admin', 'mdlf2021!'
        .keepAliveFor(60)
        .withWillTopic('player/status')
        .withWillMessage(jsonEncode(message))
@ -141,7 +141,7 @@ class MQTTHelper {
        .withWillQos(MqttQos.atLeastOnce);

    if(kIsWeb) {
-      /*tabletAppContext.clientBrowserMQTT = MqttBrowserClient.withPort(hostToTake!.replaceAll('http://', ''), 'tablet_app_'+identifier!, 1883);
+      /*tabletAppContext.clientBrowserMQTT = MqttBrowserClient.withPort(hostToTake!.replaceAll('https://api.', ''), 'tablet_app_'+identifier!, 1883);
      tabletAppContext.clientBrowserMQTT!.logging(on: false);
      tabletAppContext.clientBrowserMQTT!.keepAlivePeriod = 20;
      tabletAppContext.clientBrowserMQTT!.onDisconnected = onDisconnected;
@ -178,8 +178,8 @@ class MQTTHelper {
        tabletAppContext.clientBrowserMQTT!.disconnect();
      }*/
    } else {
-      tabletAppContext.clientMQTT = MqttServerClient.withPort(hostToTake!.replaceAll('http://', ''), 'tablet_app_'+identifier!, 1883);
-      tabletAppContext.clientMQTT!.logging(on: false);
+      tabletAppContext.clientMQTT = MqttServerClient.withPort(hostToTake!.replaceAll('https://api.', ''), 'tablet_app_'+identifier!, 1883);
+      tabletAppContext.clientMQTT!.logging(on: true);
      tabletAppContext.clientMQTT!.keepAlivePeriod = 20;
      tabletAppContext.clientMQTT!.onDisconnected = onDisconnected;
      tabletAppContext.clientMQTT!.onConnected = () => onConnected(appContext);
@ -236,6 +236,9 @@ class MQTTHelper {
      tabletAppContext.deviceId = device.id;
      tabletAppContext.configuration!.id = device.configurationId;

+      print(tabletAppContext);
+      print(tabletAppContext.instanceId);
+
      appContext.setContext(tabletAppContext);

      // STORE IT LOCALLY (SQLite)
--- a/lib/Screens/Configuration/config_view.dart
+++ b/lib/Screens/Configuration/config_view.dart
@ -34,6 +34,7 @@ class ConfigViewWidget extends StatefulWidget {
 class _ConfigViewWidget extends State<ConfigViewWidget> {
  Size sizeScreen = new Size(1080.0, 1920.0); // Tablet resolution
  String url = "https://api.mymuseum.be"; //DEV "http://192.168.31.96" http://192.168.31.140:8089 //  PROD MDLF "http://192.168.1.19"
+  int? pinCode;
  bool configOk = false;

  @override
@ -148,8 +149,8 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
                    borderRadius: BorderRadius.circular(29),
                    color: kBackgroundLight,
                  ),
-                  constraints: BoxConstraints(maxWidth: 500, minWidth: 450),
-                  height: size.height*0.3,
+                  constraints: BoxConstraints(maxWidth: 500, minWidth: 450, minHeight: 350, maxHeight: 450),
+                  height: size.height*0.35,
                  width: size.width*0.6,
                  child: Column(
                    mainAxisAlignment: MainAxisAlignment.spaceEvenly,
@ -171,61 +172,81 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
                            initialValue: url,
                            onChanged: (value) {
                              setState(() {
+                                print("Setstate value");
                                url = value;
+                                print(url);
                              });
                            },
                            icon: Icons.language
                        ),
                      ),
+                      Padding(
+                        padding: const EdgeInsets.only(left: 50, right: 50),
+                        child: RoundedInputField(
+                            hintText: "PIN",
+                            onChanged: (value) {
+                              setState(() {
+                                pinCode = int.tryParse(value);
+                              });
+                            },
+                            icon: Icons.pin,
+                            isString: false
+                        ),
+                      ),
                      RoundedButton(
                        text: "OK",
                        fontSize: 25,
                        press: () async {
                            var client = new Client(url);
                            print(url);
-                            var isOk = await isValidApi(client);
-                            if (isOk) {
-                              Fluttertoast.showToast(
-                                  msg: "Connecté au manager",
-                                  toastLength: Toast.LENGTH_SHORT,
-                                  gravity: ToastGravity.BOTTOM,
-                                  timeInSecForIosWeb: 1,
-                                  backgroundColor: Colors.lightGreen,
-                                  textColor: Colors.white,
-                                  fontSize: 16.0
-                              );
+                            print(pinCode);

-                              TabletAppContext? tabletAppContext = appContext.getContext();
-                              if(tabletAppContext == null) {
-                                TabletAppContext tabletAppContext = new TabletAppContext();
-                                tabletAppContext.host = url;
-                              }
+                            if(url.length > 0 && pinCode != null) {
+                              var instance = await getInstanceIdByPinCode(client, pinCode!);
+                              if (instance != null) {
+                                Fluttertoast.showToast(
+                                    msg: "Connecté au manager",
+                                    toastLength: Toast.LENGTH_SHORT,
+                                    gravity: ToastGravity.BOTTOM,
+                                    timeInSecForIosWeb: 1,
+                                    backgroundColor: Colors.lightGreen,
+                                    textColor: Colors.white,
+                                    fontSize: 16.0
+                                );

-                              tabletAppContext!.clientAPI = client;
-                              var identifier = kIsWeb ? "WEB TEST" : await DeviceInfoHelper.getDeviceDetails();
+                                TabletAppContext? tabletAppContext = appContext.getContext();
+                                if(tabletAppContext == null) {
+                                  tabletAppContext = new TabletAppContext(host: url, instanceId: instance.id);
+                                }
+                                tabletAppContext.instanceId = instance.id;
+                                tabletAppContext.clientAPI = client;
+                                var identifier = kIsWeb ? "WEB TEST" : await DeviceInfoHelper.getDeviceDetails();

-                              if(kIsWeb) {
-                                //tabletAppContext.clientBrowserMQTT = new MqttBrowserClient(url.replaceAll('http://', ''),'tablet_app_'+ identifier!);
-                              } else
-                              {
-                                // mobile specific
-                                tabletAppContext.clientMQTT = new MqttServerClient(url.replaceAll('http://', ''),'tablet_app_'+ identifier!);
-                              }
+                                if(kIsWeb) {
+                                  //tabletAppContext.clientBrowserMQTT = new MqttBrowserClient(url.replaceAll('http://', ''),'tablet_app_'+ identifier!);
+                                } else
+                                {
+                                  print("init mqtt");
+                                  print(identifier);
+                                  // mobile specific
+                                  tabletAppContext.clientMQTT = new MqttServerClient(url.replaceAll('https://api.', ''),'tablet_app_'+ identifier!);
+                                }

-                              setState(() {
-                                  appContext.setContext(tabletAppContext);
+                                setState(() {
+                                  appContext.setContext(tabletAppContext!);
                                  configOk = true;
-                              });
-                            } else {
-                              Fluttertoast.showToast(
-                                  msg: "L'url ne correspond pas à un manager",
-                                  toastLength: Toast.LENGTH_SHORT,
-                                  gravity: ToastGravity.BOTTOM,
-                                  timeInSecForIosWeb: 1,
-                                  backgroundColor: Colors.redAccent,
-                                  textColor: Colors.white,
-                                  fontSize: 16.0
-                              );
+                                });
+                              } else {
+                                Fluttertoast.showToast(
+                                    msg: "L'url ne correspond pas à un manager",
+                                    toastLength: Toast.LENGTH_SHORT,
+                                    gravity: ToastGravity.BOTTOM,
+                                    timeInSecForIosWeb: 1,
+                                    backgroundColor: Colors.redAccent,
+                                    textColor: Colors.white,
+                                    fontSize: 16.0
+                                );
+                              }
                            }
                        },
                      )
@ -250,6 +271,10 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
    newDevice.ipAddressWLAN = await getIP(true);
    newDevice.ipAddressETH = await getIP(false);
    newDevice.name = newDevice.ipAddressWLAN;
+    newDevice.dateCreation = DateTime.now();
+    newDevice.dateUpdate = DateTime.now();
+    newDevice.lastConnectionLevel = DateTime.now();
+    newDevice.lastBatteryLevel = DateTime.now();

    print(newDevice);

@ -270,7 +295,7 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {

      appContext.setContext(tabletAppContext);
      // STORE IT LOCALLY (SQLite)
-      TabletAppContext localContext = await DatabaseHelper.instance.getData();
+      TabletAppContext? localContext = await DatabaseHelper.instance.getData();
      if (localContext != null) { // Check if sql DB exist
        await DatabaseHelper.instance.update(tabletAppContext);
      } else {
@ -299,14 +324,13 @@ class _ConfigViewWidget extends State<ConfigViewWidget> {
    }
  }

-  isValidApi(Client client) async {
-    print("TEST URL");
+  Future<InstanceDTO?> getInstanceIdByPinCode(Client client, int pinCode) async {
    try {
-      var configs = await client.configurationApi!.configurationGet();
-      return configs != null;
+      var instance = await client.instanceApi!.instanceGetInstanceByPinCode(pinCode: pinCode);
+      return instance;
    } catch (ex) {
      print(ex);
-      return false;
+      return null;
    }
  }
 }
--- a/lib/api/swagger.yaml
+++ b/lib/api/swagger.yaml
@ -5,7 +5,7 @@ info:
  description: API Manager Service
  version: Version Alpha
 servers:
-  - url: https://api.mymuseum.be
+  - url: http://localhost:5000
 paths:
  /api/Configuration:
    get:
@ -112,6 +112,39 @@ paths:
                type: string
      security:
        - bearer: []
+  /api/Configuration/byPin:
+    get:
+      tags:
+        - Configuration
+      operationId: Configuration_GetConfigurationsByPinCode
+      parameters:
+        - name: pinCode
+          in: query
+          schema:
+            type: integer
+            format: int32
+          x-position: 1
+      responses:
+        '200':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: array
+                items:
+                  $ref: '#/components/schemas/ConfigurationDTO'
+        '404':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: string
+        '500':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: string
  /api/Configuration/{id}:
    get:
      tags:
@ -196,6 +229,12 @@ paths:
            type: string
            nullable: true
          x-position: 1
+        - name: language
+          in: query
+          schema:
+            type: string
+            nullable: true
+          x-position: 2
      responses:
        '200':
          description: ''
@ -664,6 +703,37 @@ paths:
                type: string
      security:
        - bearer: []
+  /api/Instance/byPin:
+    get:
+      tags:
+        - Instance
+      operationId: Instance_GetInstanceByPinCode
+      parameters:
+        - name: pinCode
+          in: query
+          schema:
+            type: integer
+            format: int32
+          x-position: 1
+      responses:
+        '200':
+          description: ''
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/InstanceDTO'
+        '404':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: string
+        '500':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: string
  /api/Resource:
    get:
      tags:
@ -1205,6 +1275,40 @@ paths:
                type: string
      security:
        - bearer: []
+  /api/Section/beacons/{instanceId}:
+    get:
+      tags:
+        - Section
+      operationId: Section_GetAllBeaconsForInstance
+      parameters:
+        - name: instanceId
+          in: path
+          required: true
+          schema:
+            type: string
+            nullable: true
+          x-position: 1
+      responses:
+        '200':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: array
+                items:
+                  $ref: '#/components/schemas/SectionDTO'
+        '404':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: string
+        '500':
+          description: ''
+          content:
+            application/json:
+              schema:
+                type: string
  /api/Section/order:
    put:
      tags:
@ -1654,6 +1758,14 @@ components:
        instanceId:
          type: string
          nullable: true
+        sectionIds:
+          type: array
+          nullable: true
+          items:
+            type: string
+        pinCode:
+          type: integer
+          format: int32
    TranslationDTO:
      type: object
      additionalProperties: false
@ -1741,7 +1853,8 @@ components:
        isBeacon:
          type: boolean
        beaconId:
-          type: string
+          type: integer
+          format: int32
          nullable: true
    SectionType:
      type: integer
@ -1877,6 +1990,10 @@ components:
        dateCreation:
          type: string
          format: date-time
+        pinCode:
+          type: integer
+          format: int32
+          nullable: true
    InstanceDTO:
      type: object
      additionalProperties: false
@ -1890,6 +2007,10 @@ components:
        dateCreation:
          type: string
          format: date-time
+        pinCode:
+          type: integer
+          format: int32
+          nullable: true
    MapDTO:
      type: object
      additionalProperties: false
--- a/lib/client.dart
+++ b/lib/client.dart
@ -8,6 +8,9 @@ class Client {
  AuthenticationApi? _authenticationApi;
  AuthenticationApi? get authenticationApi => _authenticationApi;

+  InstanceApi? _instanceApi;
+  InstanceApi? get instanceApi => _instanceApi;
+
  UserApi? _userApi;
  UserApi? get userApi => _userApi;

@ -28,6 +31,7 @@ class Client {
        basePath: path); // "http://192.168.31.96"
        //basePath: "https://localhost:44339");
    _authenticationApi = AuthenticationApi(_apiClient);
+    _instanceApi = InstanceApi(_apiClient);
    _userApi = UserApi(_apiClient);
    _configurationApi = ConfigurationApi(_apiClient);
    _sectionApi = SectionApi(_apiClient);
--- a/lib/main.dart
+++ b/lib/main.dart
@ -25,12 +25,18 @@ void main() async {

  if(localContext != null && localContext.host != null) {
    print("we've got an local db !");
-    localContext.clientAPI = new Client(localContext.host!);
+    print(localContext);
+    localContext.clientAPI = new Client(localContext.host!); // retrieve instanceId from local DB
    isConfig = localContext.configuration != null;
    print(localContext);
+    print("localContext.deviceId");
+    print(localContext.deviceId!);
+    print("localContext.instanceId");
+    print(localContext.instanceId);
    // Get config from manager
    DeviceDetailDTO? device = await localContext.clientAPI!.deviceApi!.deviceGetDetail(localContext.deviceId!);
    localContext.configuration!.id = device!.configurationId;
+    localContext.instanceId = device.instanceId;
    if (device.configurationId == null) {
      print("device.configurationId == null");
      localContext.configuration = null;
@ -43,6 +49,9 @@ void main() async {
  if(kIsWeb) {
    localContext = TabletAppContext(host: "https://api.mymuseum.be", instanceId: "63514fd67ed8c735aaa4b8f1"); // mymuseum : 63514fd67ed8c735aaa4b8f1
    print(localContext);
+  } else {
+    /*print("MOBILE - set host");
+    localContext = TabletAppContext(host: "https://api.mymuseum.be"); // mymuseum : 63514fd67ed8c735aaa4b8f1 //https://localhost:5001/ // https://api.mymuseum.be*/
  }

  initialRoute = isConfig ? '/main' : '/config';
--- a/manager_api/README.md
+++ b/manager_api/README.md
@ -60,7 +60,7 @@ try {

 ## Documentation for API Endpoints

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Class | Method | HTTP request | Description
 ------------ | ------------- | ------------- | -------------
@ -70,6 +70,7 @@ Class | Method | HTTP request | Description
 *ConfigurationApi* | [**configurationDelete**](doc\/ConfigurationApi.md#configurationdelete) | **DELETE** /api/Configuration/{id} | 
 *ConfigurationApi* | [**configurationExport**](doc\/ConfigurationApi.md#configurationexport) | **GET** /api/Configuration/{id}/export | 
 *ConfigurationApi* | [**configurationGet**](doc\/ConfigurationApi.md#configurationget) | **GET** /api/Configuration | 
+*ConfigurationApi* | [**configurationGetConfigurationsByPinCode**](doc\/ConfigurationApi.md#configurationgetconfigurationsbypincode) | **GET** /api/Configuration/byPin | 
 *ConfigurationApi* | [**configurationGetDetail**](doc\/ConfigurationApi.md#configurationgetdetail) | **GET** /api/Configuration/{id} | 
 *ConfigurationApi* | [**configurationImport**](doc\/ConfigurationApi.md#configurationimport) | **POST** /api/Configuration/import | 
 *ConfigurationApi* | [**configurationUpdate**](doc\/ConfigurationApi.md#configurationupdate) | **PUT** /api/Configuration | 
@ -83,6 +84,7 @@ Class | Method | HTTP request | Description
 *InstanceApi* | [**instanceDeleteInstance**](doc\/InstanceApi.md#instancedeleteinstance) | **DELETE** /api/Instance/{id} | 
 *InstanceApi* | [**instanceGet**](doc\/InstanceApi.md#instanceget) | **GET** /api/Instance | 
 *InstanceApi* | [**instanceGetDetail**](doc\/InstanceApi.md#instancegetdetail) | **GET** /api/Instance/{id} | 
+*InstanceApi* | [**instanceGetInstanceByPinCode**](doc\/InstanceApi.md#instancegetinstancebypincode) | **GET** /api/Instance/byPin | 
 *InstanceApi* | [**instanceUpdateinstance**](doc\/InstanceApi.md#instanceupdateinstance) | **PUT** /api/Instance | 
 *ResourceApi* | [**resourceCreate**](doc\/ResourceApi.md#resourcecreate) | **POST** /api/Resource | 
 *ResourceApi* | [**resourceDelete**](doc\/ResourceApi.md#resourcedelete) | **DELETE** /api/Resource/{id} | 
@ -95,6 +97,7 @@ Class | Method | HTTP request | Description
 *SectionApi* | [**sectionDelete**](doc\/SectionApi.md#sectiondelete) | **DELETE** /api/Section/{id} | 
 *SectionApi* | [**sectionDeleteAllForConfiguration**](doc\/SectionApi.md#sectiondeleteallforconfiguration) | **DELETE** /api/Section/configuration/{id} | 
 *SectionApi* | [**sectionGet**](doc\/SectionApi.md#sectionget) | **GET** /api/Section | 
+*SectionApi* | [**sectionGetAllBeaconsForInstance**](doc\/SectionApi.md#sectiongetallbeaconsforinstance) | **GET** /api/Section/beacons/{instanceId} | 
 *SectionApi* | [**sectionGetAllSectionSubSections**](doc\/SectionApi.md#sectiongetallsectionsubsections) | **GET** /api/Section/{id}/subsections | 
 *SectionApi* | [**sectionGetArticleDTO**](doc\/SectionApi.md#sectiongetarticledto) | **GET** /api/Section/ArticleDTO | 
 *SectionApi* | [**sectionGetDetail**](doc\/SectionApi.md#sectiongetdetail) | **GET** /api/Section/{id} | 
@ -155,7 +158,8 @@ Class | Method | HTTP request | Description
 ## Documentation For Authorization


-## bearer
+Authentication schemes defined for the API:
+### bearer

 - **Type**: OAuth
 - **Flow**: password
--- a/manager_api/doc/AuthenticationApi.md
+++ b/manager_api/doc/AuthenticationApi.md
@ -5,7 +5,7 @@
 import 'package:manager_api/api.dart';
 ```

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Method | HTTP request | Description
 ------------- | ------------- | -------------
--- a/manager_api/doc/ConfigurationApi.md
+++ b/manager_api/doc/ConfigurationApi.md
@ -5,7 +5,7 @@
 import 'package:manager_api/api.dart';
 ```

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Method | HTTP request | Description
 ------------- | ------------- | -------------
@ -13,6 +13,7 @@ Method | HTTP request | Description
 [**configurationDelete**](ConfigurationApi.md#configurationdelete) | **DELETE** /api/Configuration/{id} | 
 [**configurationExport**](ConfigurationApi.md#configurationexport) | **GET** /api/Configuration/{id}/export | 
 [**configurationGet**](ConfigurationApi.md#configurationget) | **GET** /api/Configuration | 
+[**configurationGetConfigurationsByPinCode**](ConfigurationApi.md#configurationgetconfigurationsbypincode) | **GET** /api/Configuration/byPin | 
 [**configurationGetDetail**](ConfigurationApi.md#configurationgetdetail) | **GET** /api/Configuration/{id} | 
 [**configurationImport**](ConfigurationApi.md#configurationimport) | **POST** /api/Configuration/import | 
 [**configurationUpdate**](ConfigurationApi.md#configurationupdate) | **PUT** /api/Configuration | 
@ -105,7 +106,7 @@ Name | Type | Description  | Notes
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)

 # **configurationExport**
-> MultipartFile configurationExport(id)
+> MultipartFile configurationExport(id, language)



@ -117,9 +118,10 @@ import 'package:manager_api/api.dart';

 final api_instance = ConfigurationApi();
 final id = id_example; // String | 
+final language = language_example; // String | 

 try {
-    final result = api_instance.configurationExport(id);
+    final result = api_instance.configurationExport(id, language);
    print(result);
 } catch (e) {
    print('Exception when calling ConfigurationApi->configurationExport: $e\n');
@ -131,6 +133,7 @@ try {
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
 **id** | **String**|  | 
+ **language** | **String**|  | [optional] 

 ### Return type

@ -190,6 +193,49 @@ Name | Type | Description  | Notes

 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)

+# **configurationGetConfigurationsByPinCode**
+> List<ConfigurationDTO> configurationGetConfigurationsByPinCode(pinCode)
+
+
+
+### Example
+```dart
+import 'package:manager_api/api.dart';
+// TODO Configure OAuth2 access token for authorization: bearer
+//defaultApiClient.getAuthentication<OAuth>('bearer').accessToken = 'YOUR_ACCESS_TOKEN';
+
+final api_instance = ConfigurationApi();
+final pinCode = 56; // int | 
+
+try {
+    final result = api_instance.configurationGetConfigurationsByPinCode(pinCode);
+    print(result);
+} catch (e) {
+    print('Exception when calling ConfigurationApi->configurationGetConfigurationsByPinCode: $e\n');
+}
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **pinCode** | **int**|  | [optional] 
+
+### Return type
+
+[**List<ConfigurationDTO>**](ConfigurationDTO.md)
+
+### Authorization
+
+[bearer](../README.md#bearer)
+
+### HTTP request headers
+
+ - **Content-Type**: Not defined
+ - **Accept**: application/json
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
 # **configurationGetDetail**
 > ConfigurationDTO configurationGetDetail(id)

--- a/manager_api/doc/ConfigurationDTO.md
+++ b/manager_api/doc/ConfigurationDTO.md
@ -21,6 +21,8 @@ Name | Type | Description | Notes
 **isTablet** | **bool** |  | [optional] 
 **isOffline** | **bool** |  | [optional] 
 **instanceId** | **String** |  | [optional] 
+**sectionIds** | **List<String>** |  | [optional] [default to const []]
+**pinCode** | **int** |  | [optional] 

 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)

--- a/manager_api/doc/DeviceApi.md
+++ b/manager_api/doc/DeviceApi.md
@ -5,7 +5,7 @@
 import 'package:manager_api/api.dart';
 ```

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Method | HTTP request | Description
 ------------- | ------------- | -------------
--- a/manager_api/doc/ExportConfigurationDTO.md
+++ b/manager_api/doc/ExportConfigurationDTO.md
@ -21,6 +21,8 @@ Name | Type | Description | Notes
 **isTablet** | **bool** |  | [optional] 
 **isOffline** | **bool** |  | [optional] 
 **instanceId** | **String** |  | [optional] 
+**sectionIds** | **List<String>** |  | [optional] [default to const []]
+**pinCode** | **int** |  | [optional] 
 **sections** | [**List<SectionDTO>**](SectionDTO.md) |  | [optional] [default to const []]
 **resources** | [**List<ResourceDTO>**](ResourceDTO.md) |  | [optional] [default to const []]

--- a/manager_api/doc/Instance.md
+++ b/manager_api/doc/Instance.md
@ -11,6 +11,7 @@ Name | Type | Description | Notes
 **id** | **String** |  | [optional] 
 **name** | **String** |  | [optional] 
 **dateCreation** | [**DateTime**](DateTime.md) |  | [optional] 
+**pinCode** | **int** |  | [optional] 

 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)

--- a/manager_api/doc/InstanceApi.md
+++ b/manager_api/doc/InstanceApi.md
@ -5,7 +5,7 @@
 import 'package:manager_api/api.dart';
 ```

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Method | HTTP request | Description
 ------------- | ------------- | -------------
@ -13,6 +13,7 @@ Method | HTTP request | Description
 [**instanceDeleteInstance**](InstanceApi.md#instancedeleteinstance) | **DELETE** /api/Instance/{id} | 
 [**instanceGet**](InstanceApi.md#instanceget) | **GET** /api/Instance | 
 [**instanceGetDetail**](InstanceApi.md#instancegetdetail) | **GET** /api/Instance/{id} | 
+[**instanceGetInstanceByPinCode**](InstanceApi.md#instancegetinstancebypincode) | **GET** /api/Instance/byPin | 
 [**instanceUpdateinstance**](InstanceApi.md#instanceupdateinstance) | **PUT** /api/Instance | 


@ -184,6 +185,49 @@ Name | Type | Description  | Notes

 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)

+# **instanceGetInstanceByPinCode**
+> InstanceDTO instanceGetInstanceByPinCode(pinCode)
+
+
+
+### Example
+```dart
+import 'package:manager_api/api.dart';
+// TODO Configure OAuth2 access token for authorization: bearer
+//defaultApiClient.getAuthentication<OAuth>('bearer').accessToken = 'YOUR_ACCESS_TOKEN';
+
+final api_instance = InstanceApi();
+final pinCode = 56; // int | 
+
+try {
+    final result = api_instance.instanceGetInstanceByPinCode(pinCode);
+    print(result);
+} catch (e) {
+    print('Exception when calling InstanceApi->instanceGetInstanceByPinCode: $e\n');
+}
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **pinCode** | **int**|  | [optional] 
+
+### Return type
+
+[**InstanceDTO**](InstanceDTO.md)
+
+### Authorization
+
+[bearer](../README.md#bearer)
+
+### HTTP request headers
+
+ - **Content-Type**: Not defined
+ - **Accept**: application/json
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
 # **instanceUpdateinstance**
 > InstanceDTO instanceUpdateinstance(instance)

--- a/manager_api/doc/InstanceDTO.md
+++ b/manager_api/doc/InstanceDTO.md
@ -11,6 +11,7 @@ Name | Type | Description | Notes
 **id** | **String** |  | [optional] 
 **name** | **String** |  | [optional] 
 **dateCreation** | [**DateTime**](DateTime.md) |  | [optional] 
+**pinCode** | **int** |  | [optional] 

 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)

--- a/manager_api/doc/ResourceApi.md
+++ b/manager_api/doc/ResourceApi.md
@ -5,7 +5,7 @@
 import 'package:manager_api/api.dart';
 ```

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Method | HTTP request | Description
 ------------- | ------------- | -------------
--- a/manager_api/doc/SectionApi.md
+++ b/manager_api/doc/SectionApi.md
@ -5,7 +5,7 @@
 import 'package:manager_api/api.dart';
 ```

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Method | HTTP request | Description
 ------------- | ------------- | -------------
@ -13,6 +13,7 @@ Method | HTTP request | Description
 [**sectionDelete**](SectionApi.md#sectiondelete) | **DELETE** /api/Section/{id} | 
 [**sectionDeleteAllForConfiguration**](SectionApi.md#sectiondeleteallforconfiguration) | **DELETE** /api/Section/configuration/{id} | 
 [**sectionGet**](SectionApi.md#sectionget) | **GET** /api/Section | 
+[**sectionGetAllBeaconsForInstance**](SectionApi.md#sectiongetallbeaconsforinstance) | **GET** /api/Section/beacons/{instanceId} | 
 [**sectionGetAllSectionSubSections**](SectionApi.md#sectiongetallsectionsubsections) | **GET** /api/Section/{id}/subsections | 
 [**sectionGetArticleDTO**](SectionApi.md#sectiongetarticledto) | **GET** /api/Section/ArticleDTO | 
 [**sectionGetDetail**](SectionApi.md#sectiongetdetail) | **GET** /api/Section/{id} | 
@ -200,6 +201,49 @@ Name | Type | Description  | Notes

 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)

+# **sectionGetAllBeaconsForInstance**
+> List<SectionDTO> sectionGetAllBeaconsForInstance(instanceId)
+
+
+
+### Example
+```dart
+import 'package:manager_api/api.dart';
+// TODO Configure OAuth2 access token for authorization: bearer
+//defaultApiClient.getAuthentication<OAuth>('bearer').accessToken = 'YOUR_ACCESS_TOKEN';
+
+final api_instance = SectionApi();
+final instanceId = instanceId_example; // String | 
+
+try {
+    final result = api_instance.sectionGetAllBeaconsForInstance(instanceId);
+    print(result);
+} catch (e) {
+    print('Exception when calling SectionApi->sectionGetAllBeaconsForInstance: $e\n');
+}
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **instanceId** | **String**|  | 
+
+### Return type
+
+[**List<SectionDTO>**](SectionDTO.md)
+
+### Authorization
+
+[bearer](../README.md#bearer)
+
+### HTTP request headers
+
+ - **Content-Type**: Not defined
+ - **Accept**: application/json
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
 # **sectionGetAllSectionSubSections**
 > List<Object> sectionGetAllSectionSubSections(id)

--- a/manager_api/doc/SectionDTO.md
+++ b/manager_api/doc/SectionDTO.md
@ -26,7 +26,7 @@ Name | Type | Description | Notes
 **longitude** | **String** |  | [optional] 
 **meterZoneGPS** | **int** |  | [optional] 
 **isBeacon** | **bool** |  | [optional] 
-**beaconId** | **String** |  | [optional] 
+**beaconId** | **int** |  | [optional] 

 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)

--- a/manager_api/doc/UserApi.md
+++ b/manager_api/doc/UserApi.md
@ -5,7 +5,7 @@
 import 'package:manager_api/api.dart';
 ```

-All URIs are relative to *https://api.mymuseum.be*
+All URIs are relative to *http://localhost:5000*

 Method | HTTP request | Description
 ------------- | ------------- | -------------
--- a/manager_api/lib/api/configuration_api.dart
+++ b/manager_api/lib/api/configuration_api.dart
@ -115,7 +115,9 @@ class ConfigurationApi {
  /// Parameters:
  ///
  /// * [String] id (required):
-  Future<Response> configurationExportWithHttpInfo(String id,) async {
+  ///
+  /// * [String] language:
+  Future<Response> configurationExportWithHttpInfo(String id, { String? language, }) async {
    // ignore: prefer_const_declarations
    final path = r'/api/Configuration/{id}/export'
      .replaceAll('{id}', id);
@ -127,6 +129,10 @@ class ConfigurationApi {
    final headerParams = <String, String>{};
    final formParams = <String, String>{};

+    if (language != null) {
+      queryParams.addAll(_queryParams('', 'language', language));
+    }
+
    const contentTypes = <String>[];


@ -144,8 +150,10 @@ class ConfigurationApi {
  /// Parameters:
  ///
  /// * [String] id (required):
-  Future<MultipartFile?> configurationExport(String id,) async {
-    final response = await configurationExportWithHttpInfo(id,);
+  ///
+  /// * [String] language:
+  Future<MultipartFile?> configurationExport(String id, { String? language, }) async {
+    final response = await configurationExportWithHttpInfo(id,  language: language, );
    if (response.statusCode >= HttpStatus.badRequest) {
      throw ApiException(response.statusCode, await _decodeBodyBytes(response));
    }
@ -213,6 +221,60 @@ class ConfigurationApi {
    return null;
  }

+  /// Performs an HTTP 'GET /api/Configuration/byPin' operation and returns the [Response].
+  /// Parameters:
+  ///
+  /// * [int] pinCode:
+  Future<Response> configurationGetConfigurationsByPinCodeWithHttpInfo({ int? pinCode, }) async {
+    // ignore: prefer_const_declarations
+    final path = r'/api/Configuration/byPin';
+
+    // ignore: prefer_final_locals
+    Object? postBody;
+
+    final queryParams = <QueryParam>[];
+    final headerParams = <String, String>{};
+    final formParams = <String, String>{};
+
+    if (pinCode != null) {
+      queryParams.addAll(_queryParams('', 'pinCode', pinCode));
+    }
+
+    const contentTypes = <String>[];
+
+
+    return apiClient.invokeAPI(
+      path,
+      'GET',
+      queryParams,
+      postBody,
+      headerParams,
+      formParams,
+      contentTypes.isEmpty ? null : contentTypes.first,
+    );
+  }
+
+  /// Parameters:
+  ///
+  /// * [int] pinCode:
+  Future<List<ConfigurationDTO>?> configurationGetConfigurationsByPinCode({ int? pinCode, }) async {
+    final response = await configurationGetConfigurationsByPinCodeWithHttpInfo( pinCode: pinCode, );
+    if (response.statusCode >= HttpStatus.badRequest) {
+      throw ApiException(response.statusCode, await _decodeBodyBytes(response));
+    }
+    // When a remote server returns no body with a status of 204, we shall not decode it.
+    // At the time of writing this, `dart:convert` will throw an "Unexpected end of input"
+    // FormatException when trying to decode an empty string.
+    if (response.body.isNotEmpty && response.statusCode != HttpStatus.noContent) {
+      final responseBody = await _decodeBodyBytes(response);
+      return (await apiClient.deserializeAsync(responseBody, 'List<ConfigurationDTO>') as List)
+        .cast<ConfigurationDTO>()
+        .toList();
+
+    }
+    return null;
+  }
+
  /// Performs an HTTP 'GET /api/Configuration/{id}' operation and returns the [Response].
  /// Parameters:
  ///
--- a/manager_api/lib/api/instance_api.dart
+++ b/manager_api/lib/api/instance_api.dart
@ -203,6 +203,57 @@ class InstanceApi {
    return null;
  }

+  /// Performs an HTTP 'GET /api/Instance/byPin' operation and returns the [Response].
+  /// Parameters:
+  ///
+  /// * [int] pinCode:
+  Future<Response> instanceGetInstanceByPinCodeWithHttpInfo({ int? pinCode, }) async {
+    // ignore: prefer_const_declarations
+    final path = r'/api/Instance/byPin';
+
+    // ignore: prefer_final_locals
+    Object? postBody;
+
+    final queryParams = <QueryParam>[];
+    final headerParams = <String, String>{};
+    final formParams = <String, String>{};
+
+    if (pinCode != null) {
+      queryParams.addAll(_queryParams('', 'pinCode', pinCode));
+    }
+
+    const contentTypes = <String>[];
+
+
+    return apiClient.invokeAPI(
+      path,
+      'GET',
+      queryParams,
+      postBody,
+      headerParams,
+      formParams,
+      contentTypes.isEmpty ? null : contentTypes.first,
+    );
+  }
+
+  /// Parameters:
+  ///
+  /// * [int] pinCode:
+  Future<InstanceDTO?> instanceGetInstanceByPinCode({ int? pinCode, }) async {
+    final response = await instanceGetInstanceByPinCodeWithHttpInfo( pinCode: pinCode, );
+    if (response.statusCode >= HttpStatus.badRequest) {
+      throw ApiException(response.statusCode, await _decodeBodyBytes(response));
+    }
+    // When a remote server returns no body with a status of 204, we shall not decode it.
+    // At the time of writing this, `dart:convert` will throw an "Unexpected end of input"
+    // FormatException when trying to decode an empty string.
+    if (response.body.isNotEmpty && response.statusCode != HttpStatus.noContent) {
+      return await apiClient.deserializeAsync(await _decodeBodyBytes(response), 'InstanceDTO',) as InstanceDTO;
+    
+    }
+    return null;
+  }
+
  /// Performs an HTTP 'PUT /api/Instance' operation and returns the [Response].
  /// Parameters:
  ///
--- a/manager_api/lib/api/section_api.dart
+++ b/manager_api/lib/api/section_api.dart
@ -213,6 +213,57 @@ class SectionApi {
    return null;
  }

+  /// Performs an HTTP 'GET /api/Section/beacons/{instanceId}' operation and returns the [Response].
+  /// Parameters:
+  ///
+  /// * [String] instanceId (required):
+  Future<Response> sectionGetAllBeaconsForInstanceWithHttpInfo(String instanceId,) async {
+    // ignore: prefer_const_declarations
+    final path = r'/api/Section/beacons/{instanceId}'
+      .replaceAll('{instanceId}', instanceId);
+
+    // ignore: prefer_final_locals
+    Object? postBody;
+
+    final queryParams = <QueryParam>[];
+    final headerParams = <String, String>{};
+    final formParams = <String, String>{};
+
+    const contentTypes = <String>[];
+
+
+    return apiClient.invokeAPI(
+      path,
+      'GET',
+      queryParams,
+      postBody,
+      headerParams,
+      formParams,
+      contentTypes.isEmpty ? null : contentTypes.first,
+    );
+  }
+
+  /// Parameters:
+  ///
+  /// * [String] instanceId (required):
+  Future<List<SectionDTO>?> sectionGetAllBeaconsForInstance(String instanceId,) async {
+    final response = await sectionGetAllBeaconsForInstanceWithHttpInfo(instanceId,);
+    if (response.statusCode >= HttpStatus.badRequest) {
+      throw ApiException(response.statusCode, await _decodeBodyBytes(response));
+    }
+    // When a remote server returns no body with a status of 204, we shall not decode it.
+    // At the time of writing this, `dart:convert` will throw an "Unexpected end of input"
+    // FormatException when trying to decode an empty string.
+    if (response.body.isNotEmpty && response.statusCode != HttpStatus.noContent) {
+      final responseBody = await _decodeBodyBytes(response);
+      return (await apiClient.deserializeAsync(responseBody, 'List<SectionDTO>') as List)
+        .cast<SectionDTO>()
+        .toList();
+
+    }
+    return null;
+  }
+
  /// Performs an HTTP 'GET /api/Section/{id}/subsections' operation and returns the [Response].
  /// Parameters:
  ///
--- a/manager_api/lib/api_client.dart
+++ b/manager_api/lib/api_client.dart
@ -11,11 +11,13 @@
 part of openapi.api;

 class ApiClient {
-  ApiClient({this.basePath = 'https://api.mymuseum.be', this.authentication});
+  ApiClient({this.basePath = 'http://localhost:5000', this.authentication,});

  final String basePath;
+  final Authentication? authentication;

  var _client = Client();
+  final _defaultHeaderMap = <String, String>{};

  /// Returns the current HTTP [Client] instance to use in this class.
  ///
@ -27,15 +29,12 @@ class ApiClient {
    _client = newClient;
  }

-  final _defaultHeaderMap = <String, String>{};
-  final Authentication? authentication;
+  Map<String, String> get defaultHeaderMap => _defaultHeaderMap;

  void addDefaultHeader(String key, String value) {
     _defaultHeaderMap[key] = value;
  }

-  Map<String,String> get defaultHeaderMap => _defaultHeaderMap;
-
  // We don't use a Map<String, String> for queryParams.
  // If collectionFormat is 'multi', a key might appear multiple times.
  Future<Response> invokeAPI(
@ -47,7 +46,7 @@ class ApiClient {
    Map<String, String> formParams,
    String? contentType,
  ) async {
-    _updateParamsForAuth(queryParams, headerParams);
+    await authentication?.applyToParams(queryParams, headerParams);

    headerParams.addAll(_defaultHeaderMap);
    if (contentType != null) {
@ -165,16 +164,6 @@ class ApiClient {
  @Deprecated('Scheduled for removal in OpenAPI Generator 6.x. Use serializeAsync() instead.')
  String serialize(Object? value) => value == null ? '' : json.encode(value);

-  /// Update query and header parameters based on authentication settings.
-  void _updateParamsForAuth(
-    List<QueryParam> queryParams,
-    Map<String, String> headerParams,
-  ) {
-    if (authentication != null) {
-      authentication!.applyToParams(queryParams, headerParams);
-    }
-  }
-
  static dynamic _deserialize(dynamic value, String targetType, {bool growable = false}) {
    try {
      switch (targetType) {
@ -190,6 +179,8 @@ class ApiClient {
          }
          final valueString = '$value'.toLowerCase();
          return valueString == 'true' || valueString == '1';
+        case 'DateTime':
+          return value is DateTime ? value : DateTime.tryParse(value);
        case 'ArticleDTO':
          return ArticleDTO.fromJson(value);
        case 'ConfigurationDTO':
--- a/manager_api/lib/auth/api_key_auth.dart
+++ b/manager_api/lib/auth/api_key_auth.dart
@ -20,7 +20,7 @@ class ApiKeyAuth implements Authentication {
  String apiKey = '';

  @override
-  void applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams) {
+  Future<void> applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams,) async {
    final paramValue = apiKeyPrefix.isEmpty ? apiKey : '$apiKeyPrefix $apiKey';

    if (paramValue.isNotEmpty) {
--- a/manager_api/lib/auth/authentication.dart
+++ b/manager_api/lib/auth/authentication.dart
@ -13,5 +13,5 @@ part of openapi.api;
 // ignore: one_member_abstracts
 abstract class Authentication {
  /// Apply authentication settings to header and query params.
-  void applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams);
+  Future<void> applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams);
 }
--- a/manager_api/lib/auth/http_basic_auth.dart
+++ b/manager_api/lib/auth/http_basic_auth.dart
@ -17,7 +17,7 @@ class HttpBasicAuth implements Authentication {
  String password;

  @override
-  void applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams) {
+  Future<void> applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams,) async {
    if (username.isNotEmpty && password.isNotEmpty) {
      final credentials = '$username:$password';
      headerParams['Authorization'] = 'Basic ${base64.encode(utf8.encode(credentials))}';
--- a/manager_api/lib/auth/http_bearer_auth.dart
+++ b/manager_api/lib/auth/http_bearer_auth.dart
@ -27,7 +27,7 @@ class HttpBearerAuth implements Authentication {
  }

  @override
-  void applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams) {
+  Future<void> applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams,) async {
    if (_accessToken == null) {
      return;
    }
--- a/manager_api/lib/auth/oauth.dart
+++ b/manager_api/lib/auth/oauth.dart
@ -16,7 +16,7 @@ class OAuth implements Authentication {
  String accessToken;

  @override
-  void applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams) {
+  Future<void> applyToParams(List<QueryParam> queryParams, Map<String, String> headerParams,) async {
    if (accessToken.isNotEmpty) {
      headerParams['Authorization'] = 'Bearer $accessToken';
    }
--- a/manager_api/lib/model/article_dto.dart
+++ b/manager_api/lib/model/article_dto.dart
@ -63,23 +63,33 @@ class ArticleDTO {
  String toString() => 'ArticleDTO[content=$content, isContentTop=$isContentTop, audioIds=$audioIds, isReadAudioAuto=$isReadAudioAuto, images=$images]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (content != null) {
-      _json[r'content'] = content;
+    final json = <String, dynamic>{};
+    if (this.content != null) {
+      json[r'content'] = this.content;
+    } else {
+      json[r'content'] = null;
    }
-    if (isContentTop != null) {
-      _json[r'isContentTop'] = isContentTop;
+    if (this.isContentTop != null) {
+      json[r'isContentTop'] = this.isContentTop;
+    } else {
+      json[r'isContentTop'] = null;
    }
-    if (audioIds != null) {
-      _json[r'audioIds'] = audioIds;
+    if (this.audioIds != null) {
+      json[r'audioIds'] = this.audioIds;
+    } else {
+      json[r'audioIds'] = null;
    }
-    if (isReadAudioAuto != null) {
-      _json[r'isReadAudioAuto'] = isReadAudioAuto;
+    if (this.isReadAudioAuto != null) {
+      json[r'isReadAudioAuto'] = this.isReadAudioAuto;
+    } else {
+      json[r'isReadAudioAuto'] = null;
    }
-    if (images != null) {
-      _json[r'images'] = images;
+    if (this.images != null) {
+      json[r'images'] = this.images;
+    } else {
+      json[r'images'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [ArticleDTO] instance and imports its values from
@ -101,17 +111,17 @@ class ArticleDTO {
      }());

      return ArticleDTO(
-        content: TranslationDTO.listFromJson(json[r'content']) ?? const [],
+        content: TranslationDTO.listFromJson(json[r'content']),
        isContentTop: mapValueOfType<bool>(json, r'isContentTop'),
-        audioIds: TranslationDTO.listFromJson(json[r'audioIds']) ?? const [],
+        audioIds: TranslationDTO.listFromJson(json[r'audioIds']),
        isReadAudioAuto: mapValueOfType<bool>(json, r'isReadAudioAuto'),
-        images: ImageDTO.listFromJson(json[r'images']) ?? const [],
+        images: ImageDTO.listFromJson(json[r'images']),
      );
    }
    return null;
  }

-  static List<ArticleDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ArticleDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ArticleDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -142,12 +152,10 @@ class ArticleDTO {
  static Map<String, List<ArticleDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ArticleDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ArticleDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ArticleDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/configuration_dto.dart
+++ b/manager_api/lib/model/configuration_dto.dart
@ -26,6 +26,8 @@ class ConfigurationDTO {
    this.isTablet,
    this.isOffline,
    this.instanceId,
+    this.sectionIds = const [],
+    this.pinCode,
  });

  String? id;
@ -78,6 +80,16 @@ class ConfigurationDTO {

  String? instanceId;

+  List<String>? sectionIds;
+
+  ///
+  /// Please note: This property should have been non-nullable! Since the specification file
+  /// does not include a default value (using the "default:" property), however, the generated
+  /// source code must fall back to having a nullable type.
+  /// Consider adding a "default:" property in the specification file to hide this note.
+  ///
+  int? pinCode;
+
  @override
  bool operator ==(Object other) => identical(this, other) || other is ConfigurationDTO &&
     other.id == id &&
@ -92,7 +104,9 @@ class ConfigurationDTO {
     other.isMobile == isMobile &&
     other.isTablet == isTablet &&
     other.isOffline == isOffline &&
-     other.instanceId == instanceId;
+     other.instanceId == instanceId &&
+     other.sectionIds == sectionIds &&
+     other.pinCode == pinCode;

  @override
  int get hashCode =>
@ -109,53 +123,91 @@ class ConfigurationDTO {
    (isMobile == null ? 0 : isMobile!.hashCode) +
    (isTablet == null ? 0 : isTablet!.hashCode) +
    (isOffline == null ? 0 : isOffline!.hashCode) +
-    (instanceId == null ? 0 : instanceId!.hashCode);
+    (instanceId == null ? 0 : instanceId!.hashCode) +
+    (sectionIds == null ? 0 : sectionIds!.hashCode) +
+    (pinCode == null ? 0 : pinCode!.hashCode);

  @override
-  String toString() => 'ConfigurationDTO[id=$id, label=$label, title=$title, imageId=$imageId, imageSource=$imageSource, primaryColor=$primaryColor, secondaryColor=$secondaryColor, languages=$languages, dateCreation=$dateCreation, isMobile=$isMobile, isTablet=$isTablet, isOffline=$isOffline, instanceId=$instanceId]';
+  String toString() => 'ConfigurationDTO[id=$id, label=$label, title=$title, imageId=$imageId, imageSource=$imageSource, primaryColor=$primaryColor, secondaryColor=$secondaryColor, languages=$languages, dateCreation=$dateCreation, isMobile=$isMobile, isTablet=$isTablet, isOffline=$isOffline, instanceId=$instanceId, sectionIds=$sectionIds, pinCode=$pinCode]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (label != null) {
-      _json[r'label'] = label;
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (title != null) {
-      _json[r'title'] = title;
+    if (this.title != null) {
+      json[r'title'] = this.title;
+    } else {
+      json[r'title'] = null;
    }
-    if (imageId != null) {
-      _json[r'imageId'] = imageId;
+    if (this.imageId != null) {
+      json[r'imageId'] = this.imageId;
+    } else {
+      json[r'imageId'] = null;
    }
-    if (imageSource != null) {
-      _json[r'imageSource'] = imageSource;
+    if (this.imageSource != null) {
+      json[r'imageSource'] = this.imageSource;
+    } else {
+      json[r'imageSource'] = null;
    }
-    if (primaryColor != null) {
-      _json[r'primaryColor'] = primaryColor;
+    if (this.primaryColor != null) {
+      json[r'primaryColor'] = this.primaryColor;
+    } else {
+      json[r'primaryColor'] = null;
    }
-    if (secondaryColor != null) {
-      _json[r'secondaryColor'] = secondaryColor;
+    if (this.secondaryColor != null) {
+      json[r'secondaryColor'] = this.secondaryColor;
+    } else {
+      json[r'secondaryColor'] = null;
    }
-    if (languages != null) {
-      _json[r'languages'] = languages;
+    if (this.languages != null) {
+      json[r'languages'] = this.languages;
+    } else {
+      json[r'languages'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    if (isMobile != null) {
-      _json[r'isMobile'] = isMobile;
+    if (this.isMobile != null) {
+      json[r'isMobile'] = this.isMobile;
+    } else {
+      json[r'isMobile'] = null;
    }
-    if (isTablet != null) {
-      _json[r'isTablet'] = isTablet;
+    if (this.isTablet != null) {
+      json[r'isTablet'] = this.isTablet;
+    } else {
+      json[r'isTablet'] = null;
    }
-    if (isOffline != null) {
-      _json[r'isOffline'] = isOffline;
+    if (this.isOffline != null) {
+      json[r'isOffline'] = this.isOffline;
+    } else {
+      json[r'isOffline'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    return _json;
+    if (this.sectionIds != null) {
+      json[r'sectionIds'] = this.sectionIds;
+    } else {
+      json[r'sectionIds'] = null;
+    }
+    if (this.pinCode != null) {
+      json[r'pinCode'] = this.pinCode;
+    } else {
+      json[r'pinCode'] = null;
+    }
+    return json;
  }

  /// Returns a new [ConfigurationDTO] instance and imports its values from
@ -179,7 +231,7 @@ class ConfigurationDTO {
      return ConfigurationDTO(
        id: mapValueOfType<String>(json, r'id'),
        label: mapValueOfType<String>(json, r'label'),
-        title: TranslationDTO.listFromJson(json[r'title']) ?? const [],
+        title: TranslationDTO.listFromJson(json[r'title']),
        imageId: mapValueOfType<String>(json, r'imageId'),
        imageSource: mapValueOfType<String>(json, r'imageSource'),
        primaryColor: mapValueOfType<String>(json, r'primaryColor'),
@ -192,12 +244,16 @@ class ConfigurationDTO {
        isTablet: mapValueOfType<bool>(json, r'isTablet'),
        isOffline: mapValueOfType<bool>(json, r'isOffline'),
        instanceId: mapValueOfType<String>(json, r'instanceId'),
+        sectionIds: json[r'sectionIds'] is List
+            ? (json[r'sectionIds'] as List).cast<String>()
+            : const [],
+        pinCode: mapValueOfType<int>(json, r'pinCode'),
      );
    }
    return null;
  }

-  static List<ConfigurationDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ConfigurationDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ConfigurationDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -228,12 +284,10 @@ class ConfigurationDTO {
  static Map<String, List<ConfigurationDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ConfigurationDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ConfigurationDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ConfigurationDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/device_detail_dto.dart
+++ b/manager_api/lib/model/device_detail_dto.dart
@ -131,53 +131,83 @@ class DeviceDetailDTO {
  String toString() => 'DeviceDetailDTO[id=$id, identifier=$identifier, name=$name, ipAddressWLAN=$ipAddressWLAN, ipAddressETH=$ipAddressETH, configurationId=$configurationId, configuration=$configuration, connected=$connected, dateCreation=$dateCreation, dateUpdate=$dateUpdate, instanceId=$instanceId, connectionLevel=$connectionLevel, lastConnectionLevel=$lastConnectionLevel, batteryLevel=$batteryLevel, lastBatteryLevel=$lastBatteryLevel]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (identifier != null) {
-      _json[r'identifier'] = identifier;
+    if (this.identifier != null) {
+      json[r'identifier'] = this.identifier;
+    } else {
+      json[r'identifier'] = null;
    }
-    if (name != null) {
-      _json[r'name'] = name;
+    if (this.name != null) {
+      json[r'name'] = this.name;
+    } else {
+      json[r'name'] = null;
    }
-    if (ipAddressWLAN != null) {
-      _json[r'ipAddressWLAN'] = ipAddressWLAN;
+    if (this.ipAddressWLAN != null) {
+      json[r'ipAddressWLAN'] = this.ipAddressWLAN;
+    } else {
+      json[r'ipAddressWLAN'] = null;
    }
-    if (ipAddressETH != null) {
-      _json[r'ipAddressETH'] = ipAddressETH;
+    if (this.ipAddressETH != null) {
+      json[r'ipAddressETH'] = this.ipAddressETH;
+    } else {
+      json[r'ipAddressETH'] = null;
    }
-    if (configurationId != null) {
-      _json[r'configurationId'] = configurationId;
+    if (this.configurationId != null) {
+      json[r'configurationId'] = this.configurationId;
+    } else {
+      json[r'configurationId'] = null;
    }
-    if (configuration != null) {
-      _json[r'configuration'] = configuration;
+    if (this.configuration != null) {
+      json[r'configuration'] = this.configuration;
+    } else {
+      json[r'configuration'] = null;
    }
-    if (connected != null) {
-      _json[r'connected'] = connected;
+    if (this.connected != null) {
+      json[r'connected'] = this.connected;
+    } else {
+      json[r'connected'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    if (dateUpdate != null) {
-      _json[r'dateUpdate'] = dateUpdate!.toUtc().toIso8601String();
+    if (this.dateUpdate != null) {
+      json[r'dateUpdate'] = this.dateUpdate!.toUtc().toIso8601String();
+    } else {
+      json[r'dateUpdate'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    if (connectionLevel != null) {
-      _json[r'connectionLevel'] = connectionLevel;
+    if (this.connectionLevel != null) {
+      json[r'connectionLevel'] = this.connectionLevel;
+    } else {
+      json[r'connectionLevel'] = null;
    }
-    if (lastConnectionLevel != null) {
-      _json[r'lastConnectionLevel'] = lastConnectionLevel!.toUtc().toIso8601String();
+    if (this.lastConnectionLevel != null) {
+      json[r'lastConnectionLevel'] = this.lastConnectionLevel!.toUtc().toIso8601String();
+    } else {
+      json[r'lastConnectionLevel'] = null;
    }
-    if (batteryLevel != null) {
-      _json[r'batteryLevel'] = batteryLevel;
+    if (this.batteryLevel != null) {
+      json[r'batteryLevel'] = this.batteryLevel;
+    } else {
+      json[r'batteryLevel'] = null;
    }
-    if (lastBatteryLevel != null) {
-      _json[r'lastBatteryLevel'] = lastBatteryLevel!.toUtc().toIso8601String();
+    if (this.lastBatteryLevel != null) {
+      json[r'lastBatteryLevel'] = this.lastBatteryLevel!.toUtc().toIso8601String();
+    } else {
+      json[r'lastBatteryLevel'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [DeviceDetailDTO] instance and imports its values from
@ -219,7 +249,7 @@ class DeviceDetailDTO {
    return null;
  }

-  static List<DeviceDetailDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<DeviceDetailDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <DeviceDetailDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -250,12 +280,10 @@ class DeviceDetailDTO {
  static Map<String, List<DeviceDetailDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<DeviceDetailDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = DeviceDetailDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = DeviceDetailDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/device_detail_dto_all_of.dart
+++ b/manager_api/lib/model/device_detail_dto_all_of.dart
@ -58,20 +58,28 @@ class DeviceDetailDTOAllOf {
  String toString() => 'DeviceDetailDTOAllOf[connectionLevel=$connectionLevel, lastConnectionLevel=$lastConnectionLevel, batteryLevel=$batteryLevel, lastBatteryLevel=$lastBatteryLevel]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (connectionLevel != null) {
-      _json[r'connectionLevel'] = connectionLevel;
+    final json = <String, dynamic>{};
+    if (this.connectionLevel != null) {
+      json[r'connectionLevel'] = this.connectionLevel;
+    } else {
+      json[r'connectionLevel'] = null;
    }
-    if (lastConnectionLevel != null) {
-      _json[r'lastConnectionLevel'] = lastConnectionLevel!.toUtc().toIso8601String();
+    if (this.lastConnectionLevel != null) {
+      json[r'lastConnectionLevel'] = this.lastConnectionLevel!.toUtc().toIso8601String();
+    } else {
+      json[r'lastConnectionLevel'] = null;
    }
-    if (batteryLevel != null) {
-      _json[r'batteryLevel'] = batteryLevel;
+    if (this.batteryLevel != null) {
+      json[r'batteryLevel'] = this.batteryLevel;
+    } else {
+      json[r'batteryLevel'] = null;
    }
-    if (lastBatteryLevel != null) {
-      _json[r'lastBatteryLevel'] = lastBatteryLevel!.toUtc().toIso8601String();
+    if (this.lastBatteryLevel != null) {
+      json[r'lastBatteryLevel'] = this.lastBatteryLevel!.toUtc().toIso8601String();
+    } else {
+      json[r'lastBatteryLevel'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [DeviceDetailDTOAllOf] instance and imports its values from
@ -102,7 +110,7 @@ class DeviceDetailDTOAllOf {
    return null;
  }

-  static List<DeviceDetailDTOAllOf>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<DeviceDetailDTOAllOf> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <DeviceDetailDTOAllOf>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -133,12 +141,10 @@ class DeviceDetailDTOAllOf {
  static Map<String, List<DeviceDetailDTOAllOf>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<DeviceDetailDTOAllOf>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = DeviceDetailDTOAllOf.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = DeviceDetailDTOAllOf.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/device_dto.dart
+++ b/manager_api/lib/model/device_dto.dart
@ -99,41 +99,63 @@ class DeviceDTO {
  String toString() => 'DeviceDTO[id=$id, identifier=$identifier, name=$name, ipAddressWLAN=$ipAddressWLAN, ipAddressETH=$ipAddressETH, configurationId=$configurationId, configuration=$configuration, connected=$connected, dateCreation=$dateCreation, dateUpdate=$dateUpdate, instanceId=$instanceId]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (identifier != null) {
-      _json[r'identifier'] = identifier;
+    if (this.identifier != null) {
+      json[r'identifier'] = this.identifier;
+    } else {
+      json[r'identifier'] = null;
    }
-    if (name != null) {
-      _json[r'name'] = name;
+    if (this.name != null) {
+      json[r'name'] = this.name;
+    } else {
+      json[r'name'] = null;
    }
-    if (ipAddressWLAN != null) {
-      _json[r'ipAddressWLAN'] = ipAddressWLAN;
+    if (this.ipAddressWLAN != null) {
+      json[r'ipAddressWLAN'] = this.ipAddressWLAN;
+    } else {
+      json[r'ipAddressWLAN'] = null;
    }
-    if (ipAddressETH != null) {
-      _json[r'ipAddressETH'] = ipAddressETH;
+    if (this.ipAddressETH != null) {
+      json[r'ipAddressETH'] = this.ipAddressETH;
+    } else {
+      json[r'ipAddressETH'] = null;
    }
-    if (configurationId != null) {
-      _json[r'configurationId'] = configurationId;
+    if (this.configurationId != null) {
+      json[r'configurationId'] = this.configurationId;
+    } else {
+      json[r'configurationId'] = null;
    }
-    if (configuration != null) {
-      _json[r'configuration'] = configuration;
+    if (this.configuration != null) {
+      json[r'configuration'] = this.configuration;
+    } else {
+      json[r'configuration'] = null;
    }
-    if (connected != null) {
-      _json[r'connected'] = connected;
+    if (this.connected != null) {
+      json[r'connected'] = this.connected;
+    } else {
+      json[r'connected'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    if (dateUpdate != null) {
-      _json[r'dateUpdate'] = dateUpdate!.toUtc().toIso8601String();
+    if (this.dateUpdate != null) {
+      json[r'dateUpdate'] = this.dateUpdate!.toUtc().toIso8601String();
+    } else {
+      json[r'dateUpdate'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [DeviceDTO] instance and imports its values from
@ -171,7 +193,7 @@ class DeviceDTO {
    return null;
  }

-  static List<DeviceDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<DeviceDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <DeviceDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -202,12 +224,10 @@ class DeviceDTO {
  static Map<String, List<DeviceDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<DeviceDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = DeviceDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = DeviceDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/export_configuration_dto.dart
+++ b/manager_api/lib/model/export_configuration_dto.dart
@ -26,6 +26,8 @@ class ExportConfigurationDTO {
    this.isTablet,
    this.isOffline,
    this.instanceId,
+    this.sectionIds = const [],
+    this.pinCode,
    this.sections = const [],
    this.resources = const [],
  });
@ -80,6 +82,16 @@ class ExportConfigurationDTO {

  String? instanceId;

+  List<String>? sectionIds;
+
+  ///
+  /// Please note: This property should have been non-nullable! Since the specification file
+  /// does not include a default value (using the "default:" property), however, the generated
+  /// source code must fall back to having a nullable type.
+  /// Consider adding a "default:" property in the specification file to hide this note.
+  ///
+  int? pinCode;
+
  List<SectionDTO>? sections;

  List<ResourceDTO>? resources;
@ -99,6 +111,8 @@ class ExportConfigurationDTO {
     other.isTablet == isTablet &&
     other.isOffline == isOffline &&
     other.instanceId == instanceId &&
+     other.sectionIds == sectionIds &&
+     other.pinCode == pinCode &&
     other.sections == sections &&
     other.resources == resources;

@ -118,60 +132,102 @@ class ExportConfigurationDTO {
    (isTablet == null ? 0 : isTablet!.hashCode) +
    (isOffline == null ? 0 : isOffline!.hashCode) +
    (instanceId == null ? 0 : instanceId!.hashCode) +
+    (sectionIds == null ? 0 : sectionIds!.hashCode) +
+    (pinCode == null ? 0 : pinCode!.hashCode) +
    (sections == null ? 0 : sections!.hashCode) +
    (resources == null ? 0 : resources!.hashCode);

  @override
-  String toString() => 'ExportConfigurationDTO[id=$id, label=$label, title=$title, imageId=$imageId, imageSource=$imageSource, primaryColor=$primaryColor, secondaryColor=$secondaryColor, languages=$languages, dateCreation=$dateCreation, isMobile=$isMobile, isTablet=$isTablet, isOffline=$isOffline, instanceId=$instanceId, sections=$sections, resources=$resources]';
+  String toString() => 'ExportConfigurationDTO[id=$id, label=$label, title=$title, imageId=$imageId, imageSource=$imageSource, primaryColor=$primaryColor, secondaryColor=$secondaryColor, languages=$languages, dateCreation=$dateCreation, isMobile=$isMobile, isTablet=$isTablet, isOffline=$isOffline, instanceId=$instanceId, sectionIds=$sectionIds, pinCode=$pinCode, sections=$sections, resources=$resources]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (label != null) {
-      _json[r'label'] = label;
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (title != null) {
-      _json[r'title'] = title;
+    if (this.title != null) {
+      json[r'title'] = this.title;
+    } else {
+      json[r'title'] = null;
    }
-    if (imageId != null) {
-      _json[r'imageId'] = imageId;
+    if (this.imageId != null) {
+      json[r'imageId'] = this.imageId;
+    } else {
+      json[r'imageId'] = null;
    }
-    if (imageSource != null) {
-      _json[r'imageSource'] = imageSource;
+    if (this.imageSource != null) {
+      json[r'imageSource'] = this.imageSource;
+    } else {
+      json[r'imageSource'] = null;
    }
-    if (primaryColor != null) {
-      _json[r'primaryColor'] = primaryColor;
+    if (this.primaryColor != null) {
+      json[r'primaryColor'] = this.primaryColor;
+    } else {
+      json[r'primaryColor'] = null;
    }
-    if (secondaryColor != null) {
-      _json[r'secondaryColor'] = secondaryColor;
+    if (this.secondaryColor != null) {
+      json[r'secondaryColor'] = this.secondaryColor;
+    } else {
+      json[r'secondaryColor'] = null;
    }
-    if (languages != null) {
-      _json[r'languages'] = languages;
+    if (this.languages != null) {
+      json[r'languages'] = this.languages;
+    } else {
+      json[r'languages'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    if (isMobile != null) {
-      _json[r'isMobile'] = isMobile;
+    if (this.isMobile != null) {
+      json[r'isMobile'] = this.isMobile;
+    } else {
+      json[r'isMobile'] = null;
    }
-    if (isTablet != null) {
-      _json[r'isTablet'] = isTablet;
+    if (this.isTablet != null) {
+      json[r'isTablet'] = this.isTablet;
+    } else {
+      json[r'isTablet'] = null;
    }
-    if (isOffline != null) {
-      _json[r'isOffline'] = isOffline;
+    if (this.isOffline != null) {
+      json[r'isOffline'] = this.isOffline;
+    } else {
+      json[r'isOffline'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    if (sections != null) {
-      _json[r'sections'] = sections;
+    if (this.sectionIds != null) {
+      json[r'sectionIds'] = this.sectionIds;
+    } else {
+      json[r'sectionIds'] = null;
    }
-    if (resources != null) {
-      _json[r'resources'] = resources;
+    if (this.pinCode != null) {
+      json[r'pinCode'] = this.pinCode;
+    } else {
+      json[r'pinCode'] = null;
    }
-    return _json;
+    if (this.sections != null) {
+      json[r'sections'] = this.sections;
+    } else {
+      json[r'sections'] = null;
+    }
+    if (this.resources != null) {
+      json[r'resources'] = this.resources;
+    } else {
+      json[r'resources'] = null;
+    }
+    return json;
  }

  /// Returns a new [ExportConfigurationDTO] instance and imports its values from
@ -195,7 +251,7 @@ class ExportConfigurationDTO {
      return ExportConfigurationDTO(
        id: mapValueOfType<String>(json, r'id'),
        label: mapValueOfType<String>(json, r'label'),
-        title: TranslationDTO.listFromJson(json[r'title']) ?? const [],
+        title: TranslationDTO.listFromJson(json[r'title']),
        imageId: mapValueOfType<String>(json, r'imageId'),
        imageSource: mapValueOfType<String>(json, r'imageSource'),
        primaryColor: mapValueOfType<String>(json, r'primaryColor'),
@ -208,14 +264,18 @@ class ExportConfigurationDTO {
        isTablet: mapValueOfType<bool>(json, r'isTablet'),
        isOffline: mapValueOfType<bool>(json, r'isOffline'),
        instanceId: mapValueOfType<String>(json, r'instanceId'),
-        sections: SectionDTO.listFromJson(json[r'sections']) ?? const [],
-        resources: ResourceDTO.listFromJson(json[r'resources']) ?? const [],
+        sectionIds: json[r'sectionIds'] is List
+            ? (json[r'sectionIds'] as List).cast<String>()
+            : const [],
+        pinCode: mapValueOfType<int>(json, r'pinCode'),
+        sections: SectionDTO.listFromJson(json[r'sections']),
+        resources: ResourceDTO.listFromJson(json[r'resources']),
      );
    }
    return null;
  }

-  static List<ExportConfigurationDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ExportConfigurationDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ExportConfigurationDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -246,12 +306,10 @@ class ExportConfigurationDTO {
  static Map<String, List<ExportConfigurationDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ExportConfigurationDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ExportConfigurationDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ExportConfigurationDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/export_configuration_dto_all_of.dart
+++ b/manager_api/lib/model/export_configuration_dto_all_of.dart
@ -36,14 +36,18 @@ class ExportConfigurationDTOAllOf {
  String toString() => 'ExportConfigurationDTOAllOf[sections=$sections, resources=$resources]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (sections != null) {
-      _json[r'sections'] = sections;
+    final json = <String, dynamic>{};
+    if (this.sections != null) {
+      json[r'sections'] = this.sections;
+    } else {
+      json[r'sections'] = null;
    }
-    if (resources != null) {
-      _json[r'resources'] = resources;
+    if (this.resources != null) {
+      json[r'resources'] = this.resources;
+    } else {
+      json[r'resources'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [ExportConfigurationDTOAllOf] instance and imports its values from
@ -65,14 +69,14 @@ class ExportConfigurationDTOAllOf {
      }());

      return ExportConfigurationDTOAllOf(
-        sections: SectionDTO.listFromJson(json[r'sections']) ?? const [],
-        resources: ResourceDTO.listFromJson(json[r'resources']) ?? const [],
+        sections: SectionDTO.listFromJson(json[r'sections']),
+        resources: ResourceDTO.listFromJson(json[r'resources']),
      );
    }
    return null;
  }

-  static List<ExportConfigurationDTOAllOf>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ExportConfigurationDTOAllOf> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ExportConfigurationDTOAllOf>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -103,12 +107,10 @@ class ExportConfigurationDTOAllOf {
  static Map<String, List<ExportConfigurationDTOAllOf>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ExportConfigurationDTOAllOf>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ExportConfigurationDTOAllOf.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ExportConfigurationDTOAllOf.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/geo_point_dto.dart
+++ b/manager_api/lib/model/geo_point_dto.dart
@ -62,26 +62,38 @@ class GeoPointDTO {
  String toString() => 'GeoPointDTO[id=$id, title=$title, description=$description, images=$images, latitude=$latitude, longitude=$longitude]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (title != null) {
-      _json[r'title'] = title;
+    if (this.title != null) {
+      json[r'title'] = this.title;
+    } else {
+      json[r'title'] = null;
    }
-    if (description != null) {
-      _json[r'description'] = description;
+    if (this.description != null) {
+      json[r'description'] = this.description;
+    } else {
+      json[r'description'] = null;
    }
-    if (images != null) {
-      _json[r'images'] = images;
+    if (this.images != null) {
+      json[r'images'] = this.images;
+    } else {
+      json[r'images'] = null;
    }
-    if (latitude != null) {
-      _json[r'latitude'] = latitude;
+    if (this.latitude != null) {
+      json[r'latitude'] = this.latitude;
+    } else {
+      json[r'latitude'] = null;
    }
-    if (longitude != null) {
-      _json[r'longitude'] = longitude;
+    if (this.longitude != null) {
+      json[r'longitude'] = this.longitude;
+    } else {
+      json[r'longitude'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [GeoPointDTO] instance and imports its values from
@ -104,9 +116,9 @@ class GeoPointDTO {

      return GeoPointDTO(
        id: mapValueOfType<int>(json, r'id'),
-        title: TranslationDTO.listFromJson(json[r'title']) ?? const [],
-        description: TranslationDTO.listFromJson(json[r'description']) ?? const [],
-        images: ImageGeoPoint.listFromJson(json[r'images']) ?? const [],
+        title: TranslationDTO.listFromJson(json[r'title']),
+        description: TranslationDTO.listFromJson(json[r'description']),
+        images: ImageGeoPoint.listFromJson(json[r'images']),
        latitude: mapValueOfType<String>(json, r'latitude'),
        longitude: mapValueOfType<String>(json, r'longitude'),
      );
@ -114,7 +126,7 @@ class GeoPointDTO {
    return null;
  }

-  static List<GeoPointDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<GeoPointDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <GeoPointDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -145,12 +157,10 @@ class GeoPointDTO {
  static Map<String, List<GeoPointDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<GeoPointDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = GeoPointDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = GeoPointDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/image_dto.dart
+++ b/manager_api/lib/model/image_dto.dart
@ -57,23 +57,33 @@ class ImageDTO {
  String toString() => 'ImageDTO[title=$title, description=$description, resourceId=$resourceId, source_=$source_, order=$order]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (title != null) {
-      _json[r'title'] = title;
+    final json = <String, dynamic>{};
+    if (this.title != null) {
+      json[r'title'] = this.title;
+    } else {
+      json[r'title'] = null;
    }
-    if (description != null) {
-      _json[r'description'] = description;
+    if (this.description != null) {
+      json[r'description'] = this.description;
+    } else {
+      json[r'description'] = null;
    }
-    if (resourceId != null) {
-      _json[r'resourceId'] = resourceId;
+    if (this.resourceId != null) {
+      json[r'resourceId'] = this.resourceId;
+    } else {
+      json[r'resourceId'] = null;
    }
-    if (source_ != null) {
-      _json[r'source'] = source_;
+    if (this.source_ != null) {
+      json[r'source'] = this.source_;
+    } else {
+      json[r'source'] = null;
    }
-    if (order != null) {
-      _json[r'order'] = order;
+    if (this.order != null) {
+      json[r'order'] = this.order;
+    } else {
+      json[r'order'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [ImageDTO] instance and imports its values from
@ -95,8 +105,8 @@ class ImageDTO {
      }());

      return ImageDTO(
-        title: TranslationDTO.listFromJson(json[r'title']) ?? const [],
-        description: TranslationDTO.listFromJson(json[r'description']) ?? const [],
+        title: TranslationDTO.listFromJson(json[r'title']),
+        description: TranslationDTO.listFromJson(json[r'description']),
        resourceId: mapValueOfType<String>(json, r'resourceId'),
        source_: mapValueOfType<String>(json, r'source'),
        order: mapValueOfType<int>(json, r'order'),
@ -105,7 +115,7 @@ class ImageDTO {
    return null;
  }

-  static List<ImageDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ImageDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ImageDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -136,12 +146,10 @@ class ImageDTO {
  static Map<String, List<ImageDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ImageDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ImageDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ImageDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/image_geo_point.dart
+++ b/manager_api/lib/model/image_geo_point.dart
@ -36,14 +36,18 @@ class ImageGeoPoint {
  String toString() => 'ImageGeoPoint[imageResourceId=$imageResourceId, imageSource=$imageSource]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (imageResourceId != null) {
-      _json[r'imageResourceId'] = imageResourceId;
+    final json = <String, dynamic>{};
+    if (this.imageResourceId != null) {
+      json[r'imageResourceId'] = this.imageResourceId;
+    } else {
+      json[r'imageResourceId'] = null;
    }
-    if (imageSource != null) {
-      _json[r'imageSource'] = imageSource;
+    if (this.imageSource != null) {
+      json[r'imageSource'] = this.imageSource;
+    } else {
+      json[r'imageSource'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [ImageGeoPoint] instance and imports its values from
@ -72,7 +76,7 @@ class ImageGeoPoint {
    return null;
  }

-  static List<ImageGeoPoint>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ImageGeoPoint> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ImageGeoPoint>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -103,12 +107,10 @@ class ImageGeoPoint {
  static Map<String, List<ImageGeoPoint>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ImageGeoPoint>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ImageGeoPoint.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ImageGeoPoint.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/instance.dart
+++ b/manager_api/lib/model/instance.dart
@ -16,6 +16,7 @@ class Instance {
    this.id,
    this.name,
    this.dateCreation,
+    this.pinCode,
  });

  String? id;
@ -30,34 +31,49 @@ class Instance {
  ///
  DateTime? dateCreation;

+  int? pinCode;
+
  @override
  bool operator ==(Object other) => identical(this, other) || other is Instance &&
     other.id == id &&
     other.name == name &&
-     other.dateCreation == dateCreation;
+     other.dateCreation == dateCreation &&
+     other.pinCode == pinCode;

  @override
  int get hashCode =>
    // ignore: unnecessary_parenthesis
    (id == null ? 0 : id!.hashCode) +
    (name == null ? 0 : name!.hashCode) +
-    (dateCreation == null ? 0 : dateCreation!.hashCode);
+    (dateCreation == null ? 0 : dateCreation!.hashCode) +
+    (pinCode == null ? 0 : pinCode!.hashCode);

  @override
-  String toString() => 'Instance[id=$id, name=$name, dateCreation=$dateCreation]';
+  String toString() => 'Instance[id=$id, name=$name, dateCreation=$dateCreation, pinCode=$pinCode]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (name != null) {
-      _json[r'name'] = name;
+    if (this.name != null) {
+      json[r'name'] = this.name;
+    } else {
+      json[r'name'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    return _json;
+    if (this.pinCode != null) {
+      json[r'pinCode'] = this.pinCode;
+    } else {
+      json[r'pinCode'] = null;
+    }
+    return json;
  }

  /// Returns a new [Instance] instance and imports its values from
@ -82,12 +98,13 @@ class Instance {
        id: mapValueOfType<String>(json, r'id'),
        name: mapValueOfType<String>(json, r'name'),
        dateCreation: mapDateTime(json, r'dateCreation', ''),
+        pinCode: mapValueOfType<int>(json, r'pinCode'),
      );
    }
    return null;
  }

-  static List<Instance>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<Instance> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <Instance>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -118,12 +135,10 @@ class Instance {
  static Map<String, List<Instance>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<Instance>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = Instance.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = Instance.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/instance_dto.dart
+++ b/manager_api/lib/model/instance_dto.dart
@ -16,6 +16,7 @@ class InstanceDTO {
    this.id,
    this.name,
    this.dateCreation,
+    this.pinCode,
  });

  String? id;
@ -30,34 +31,49 @@ class InstanceDTO {
  ///
  DateTime? dateCreation;

+  int? pinCode;
+
  @override
  bool operator ==(Object other) => identical(this, other) || other is InstanceDTO &&
     other.id == id &&
     other.name == name &&
-     other.dateCreation == dateCreation;
+     other.dateCreation == dateCreation &&
+     other.pinCode == pinCode;

  @override
  int get hashCode =>
    // ignore: unnecessary_parenthesis
    (id == null ? 0 : id!.hashCode) +
    (name == null ? 0 : name!.hashCode) +
-    (dateCreation == null ? 0 : dateCreation!.hashCode);
+    (dateCreation == null ? 0 : dateCreation!.hashCode) +
+    (pinCode == null ? 0 : pinCode!.hashCode);

  @override
-  String toString() => 'InstanceDTO[id=$id, name=$name, dateCreation=$dateCreation]';
+  String toString() => 'InstanceDTO[id=$id, name=$name, dateCreation=$dateCreation, pinCode=$pinCode]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (name != null) {
-      _json[r'name'] = name;
+    if (this.name != null) {
+      json[r'name'] = this.name;
+    } else {
+      json[r'name'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    return _json;
+    if (this.pinCode != null) {
+      json[r'pinCode'] = this.pinCode;
+    } else {
+      json[r'pinCode'] = null;
+    }
+    return json;
  }

  /// Returns a new [InstanceDTO] instance and imports its values from
@ -82,12 +98,13 @@ class InstanceDTO {
        id: mapValueOfType<String>(json, r'id'),
        name: mapValueOfType<String>(json, r'name'),
        dateCreation: mapDateTime(json, r'dateCreation', ''),
+        pinCode: mapValueOfType<int>(json, r'pinCode'),
      );
    }
    return null;
  }

-  static List<InstanceDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<InstanceDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <InstanceDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -118,12 +135,10 @@ class InstanceDTO {
  static Map<String, List<InstanceDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<InstanceDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = InstanceDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = InstanceDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/level_dto.dart
+++ b/manager_api/lib/model/level_dto.dart
@ -41,17 +41,23 @@ class LevelDTO {
  String toString() => 'LevelDTO[label=$label, resourceId=$resourceId, source_=$source_]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (label != null) {
-      _json[r'label'] = label;
+    final json = <String, dynamic>{};
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (resourceId != null) {
-      _json[r'resourceId'] = resourceId;
+    if (this.resourceId != null) {
+      json[r'resourceId'] = this.resourceId;
+    } else {
+      json[r'resourceId'] = null;
    }
-    if (source_ != null) {
-      _json[r'source'] = source_;
+    if (this.source_ != null) {
+      json[r'source'] = this.source_;
+    } else {
+      json[r'source'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [LevelDTO] instance and imports its values from
@ -73,7 +79,7 @@ class LevelDTO {
      }());

      return LevelDTO(
-        label: TranslationDTO.listFromJson(json[r'label']) ?? const [],
+        label: TranslationDTO.listFromJson(json[r'label']),
        resourceId: mapValueOfType<String>(json, r'resourceId'),
        source_: mapValueOfType<String>(json, r'source'),
      );
@ -81,7 +87,7 @@ class LevelDTO {
    return null;
  }

-  static List<LevelDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<LevelDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <LevelDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -112,12 +118,10 @@ class LevelDTO {
  static Map<String, List<LevelDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<LevelDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = LevelDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = LevelDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/login_dto.dart
+++ b/manager_api/lib/model/login_dto.dart
@ -36,14 +36,18 @@ class LoginDTO {
  String toString() => 'LoginDTO[email=$email, password=$password]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (email != null) {
-      _json[r'email'] = email;
+    final json = <String, dynamic>{};
+    if (this.email != null) {
+      json[r'email'] = this.email;
+    } else {
+      json[r'email'] = null;
    }
-    if (password != null) {
-      _json[r'password'] = password;
+    if (this.password != null) {
+      json[r'password'] = this.password;
+    } else {
+      json[r'password'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [LoginDTO] instance and imports its values from
@ -72,7 +76,7 @@ class LoginDTO {
    return null;
  }

-  static List<LoginDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<LoginDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <LoginDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -103,12 +107,10 @@ class LoginDTO {
  static Map<String, List<LoginDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<LoginDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = LoginDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = LoginDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/map_dto.dart
+++ b/manager_api/lib/model/map_dto.dart
@ -63,23 +63,33 @@ class MapDTO {
  String toString() => 'MapDTO[zoom=$zoom, mapType=$mapType, points=$points, iconResourceId=$iconResourceId, iconSource=$iconSource]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (zoom != null) {
-      _json[r'zoom'] = zoom;
+    final json = <String, dynamic>{};
+    if (this.zoom != null) {
+      json[r'zoom'] = this.zoom;
+    } else {
+      json[r'zoom'] = null;
    }
-    if (mapType != null) {
-      _json[r'mapType'] = mapType;
+    if (this.mapType != null) {
+      json[r'mapType'] = this.mapType;
+    } else {
+      json[r'mapType'] = null;
    }
-    if (points != null) {
-      _json[r'points'] = points;
+    if (this.points != null) {
+      json[r'points'] = this.points;
+    } else {
+      json[r'points'] = null;
    }
-    if (iconResourceId != null) {
-      _json[r'iconResourceId'] = iconResourceId;
+    if (this.iconResourceId != null) {
+      json[r'iconResourceId'] = this.iconResourceId;
+    } else {
+      json[r'iconResourceId'] = null;
    }
-    if (iconSource != null) {
-      _json[r'iconSource'] = iconSource;
+    if (this.iconSource != null) {
+      json[r'iconSource'] = this.iconSource;
+    } else {
+      json[r'iconSource'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [MapDTO] instance and imports its values from
@ -103,7 +113,7 @@ class MapDTO {
      return MapDTO(
        zoom: mapValueOfType<int>(json, r'zoom'),
        mapType: MapTypeApp.fromJson(json[r'mapType']),
-        points: GeoPointDTO.listFromJson(json[r'points']) ?? const [],
+        points: GeoPointDTO.listFromJson(json[r'points']),
        iconResourceId: mapValueOfType<String>(json, r'iconResourceId'),
        iconSource: mapValueOfType<String>(json, r'iconSource'),
      );
@ -111,7 +121,7 @@ class MapDTO {
    return null;
  }

-  static List<MapDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<MapDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <MapDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -142,12 +152,10 @@ class MapDTO {
  static Map<String, List<MapDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<MapDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = MapDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = MapDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/map_type_app.dart
+++ b/manager_api/lib/model/map_type_app.dart
@ -40,7 +40,7 @@ class MapTypeApp {

  static MapTypeApp? fromJson(dynamic value) => MapTypeAppTypeTransformer().decode(value);

-  static List<MapTypeApp>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<MapTypeApp> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <MapTypeApp>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
--- a/manager_api/lib/model/menu_dto.dart
+++ b/manager_api/lib/model/menu_dto.dart
@ -31,11 +31,13 @@ class MenuDTO {
  String toString() => 'MenuDTO[sections=$sections]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (sections != null) {
-      _json[r'sections'] = sections;
+    final json = <String, dynamic>{};
+    if (this.sections != null) {
+      json[r'sections'] = this.sections;
+    } else {
+      json[r'sections'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [MenuDTO] instance and imports its values from
@ -57,13 +59,13 @@ class MenuDTO {
      }());

      return MenuDTO(
-        sections: SectionDTO.listFromJson(json[r'sections']) ?? const [],
+        sections: SectionDTO.listFromJson(json[r'sections']),
      );
    }
    return null;
  }

-  static List<MenuDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<MenuDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <MenuDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -94,12 +96,10 @@ class MenuDTO {
  static Map<String, List<MenuDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<MenuDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = MenuDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = MenuDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/player_message_dto.dart
+++ b/manager_api/lib/model/player_message_dto.dart
@ -48,14 +48,18 @@ class PlayerMessageDTO {
  String toString() => 'PlayerMessageDTO[configChanged=$configChanged, isDeleted=$isDeleted]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (configChanged != null) {
-      _json[r'configChanged'] = configChanged;
+    final json = <String, dynamic>{};
+    if (this.configChanged != null) {
+      json[r'configChanged'] = this.configChanged;
+    } else {
+      json[r'configChanged'] = null;
    }
-    if (isDeleted != null) {
-      _json[r'isDeleted'] = isDeleted;
+    if (this.isDeleted != null) {
+      json[r'isDeleted'] = this.isDeleted;
+    } else {
+      json[r'isDeleted'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [PlayerMessageDTO] instance and imports its values from
@ -84,7 +88,7 @@ class PlayerMessageDTO {
    return null;
  }

-  static List<PlayerMessageDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<PlayerMessageDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <PlayerMessageDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -115,12 +119,10 @@ class PlayerMessageDTO {
  static Map<String, List<PlayerMessageDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<PlayerMessageDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = PlayerMessageDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = PlayerMessageDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/question_dto.dart
+++ b/manager_api/lib/model/question_dto.dart
@ -57,23 +57,33 @@ class QuestionDTO {
  String toString() => 'QuestionDTO[label=$label, responses=$responses, resourceId=$resourceId, source_=$source_, order=$order]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (label != null) {
-      _json[r'label'] = label;
+    final json = <String, dynamic>{};
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (responses != null) {
-      _json[r'responses'] = responses;
+    if (this.responses != null) {
+      json[r'responses'] = this.responses;
+    } else {
+      json[r'responses'] = null;
    }
-    if (resourceId != null) {
-      _json[r'resourceId'] = resourceId;
+    if (this.resourceId != null) {
+      json[r'resourceId'] = this.resourceId;
+    } else {
+      json[r'resourceId'] = null;
    }
-    if (source_ != null) {
-      _json[r'source'] = source_;
+    if (this.source_ != null) {
+      json[r'source'] = this.source_;
+    } else {
+      json[r'source'] = null;
    }
-    if (order != null) {
-      _json[r'order'] = order;
+    if (this.order != null) {
+      json[r'order'] = this.order;
+    } else {
+      json[r'order'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [QuestionDTO] instance and imports its values from
@ -95,8 +105,8 @@ class QuestionDTO {
      }());

      return QuestionDTO(
-        label: TranslationDTO.listFromJson(json[r'label']) ?? const [],
-        responses: ResponseDTO.listFromJson(json[r'responses']) ?? const [],
+        label: TranslationDTO.listFromJson(json[r'label']),
+        responses: ResponseDTO.listFromJson(json[r'responses']),
        resourceId: mapValueOfType<String>(json, r'resourceId'),
        source_: mapValueOfType<String>(json, r'source'),
        order: mapValueOfType<int>(json, r'order'),
@ -105,7 +115,7 @@ class QuestionDTO {
    return null;
  }

-  static List<QuestionDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<QuestionDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <QuestionDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -136,12 +146,10 @@ class QuestionDTO {
  static Map<String, List<QuestionDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<QuestionDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = QuestionDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = QuestionDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/quizz_dto.dart
+++ b/manager_api/lib/model/quizz_dto.dart
@ -51,23 +51,33 @@ class QuizzDTO {
  String toString() => 'QuizzDTO[questions=$questions, badLevel=$badLevel, mediumLevel=$mediumLevel, goodLevel=$goodLevel, greatLevel=$greatLevel]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (questions != null) {
-      _json[r'questions'] = questions;
+    final json = <String, dynamic>{};
+    if (this.questions != null) {
+      json[r'questions'] = this.questions;
+    } else {
+      json[r'questions'] = null;
    }
-    if (badLevel != null) {
-      _json[r'bad_level'] = badLevel;
+    if (this.badLevel != null) {
+      json[r'bad_level'] = this.badLevel;
+    } else {
+      json[r'bad_level'] = null;
    }
-    if (mediumLevel != null) {
-      _json[r'medium_level'] = mediumLevel;
+    if (this.mediumLevel != null) {
+      json[r'medium_level'] = this.mediumLevel;
+    } else {
+      json[r'medium_level'] = null;
    }
-    if (goodLevel != null) {
-      _json[r'good_level'] = goodLevel;
+    if (this.goodLevel != null) {
+      json[r'good_level'] = this.goodLevel;
+    } else {
+      json[r'good_level'] = null;
    }
-    if (greatLevel != null) {
-      _json[r'great_level'] = greatLevel;
+    if (this.greatLevel != null) {
+      json[r'great_level'] = this.greatLevel;
+    } else {
+      json[r'great_level'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [QuizzDTO] instance and imports its values from
@ -89,7 +99,7 @@ class QuizzDTO {
      }());

      return QuizzDTO(
-        questions: QuestionDTO.listFromJson(json[r'questions']) ?? const [],
+        questions: QuestionDTO.listFromJson(json[r'questions']),
        badLevel: QuizzDTOBadLevel.fromJson(json[r'bad_level']),
        mediumLevel: QuizzDTOBadLevel.fromJson(json[r'medium_level']),
        goodLevel: QuizzDTOBadLevel.fromJson(json[r'good_level']),
@ -99,7 +109,7 @@ class QuizzDTO {
    return null;
  }

-  static List<QuizzDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<QuizzDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <QuizzDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -130,12 +140,10 @@ class QuizzDTO {
  static Map<String, List<QuizzDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<QuizzDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = QuizzDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = QuizzDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/quizz_dto_bad_level.dart
+++ b/manager_api/lib/model/quizz_dto_bad_level.dart
@ -41,17 +41,23 @@ class QuizzDTOBadLevel {
  String toString() => 'QuizzDTOBadLevel[label=$label, resourceId=$resourceId, source_=$source_]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (label != null) {
-      _json[r'label'] = label;
+    final json = <String, dynamic>{};
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (resourceId != null) {
-      _json[r'resourceId'] = resourceId;
+    if (this.resourceId != null) {
+      json[r'resourceId'] = this.resourceId;
+    } else {
+      json[r'resourceId'] = null;
    }
-    if (source_ != null) {
-      _json[r'source'] = source_;
+    if (this.source_ != null) {
+      json[r'source'] = this.source_;
+    } else {
+      json[r'source'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [QuizzDTOBadLevel] instance and imports its values from
@ -73,7 +79,7 @@ class QuizzDTOBadLevel {
      }());

      return QuizzDTOBadLevel(
-        label: TranslationDTO.listFromJson(json[r'label']) ?? const [],
+        label: TranslationDTO.listFromJson(json[r'label']),
        resourceId: mapValueOfType<String>(json, r'resourceId'),
        source_: mapValueOfType<String>(json, r'source'),
      );
@ -81,7 +87,7 @@ class QuizzDTOBadLevel {
    return null;
  }

-  static List<QuizzDTOBadLevel>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<QuizzDTOBadLevel> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <QuizzDTOBadLevel>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -112,12 +118,10 @@ class QuizzDTOBadLevel {
  static Map<String, List<QuizzDTOBadLevel>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<QuizzDTOBadLevel>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = QuizzDTOBadLevel.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = QuizzDTOBadLevel.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/resource_dto.dart
+++ b/manager_api/lib/model/resource_dto.dart
@ -68,26 +68,38 @@ class ResourceDTO {
  String toString() => 'ResourceDTO[id=$id, type=$type, label=$label, data=$data, dateCreation=$dateCreation, instanceId=$instanceId]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (type != null) {
-      _json[r'type'] = type;
+    if (this.type != null) {
+      json[r'type'] = this.type;
+    } else {
+      json[r'type'] = null;
    }
-    if (label != null) {
-      _json[r'label'] = label;
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (data != null) {
-      _json[r'data'] = data;
+    if (this.data != null) {
+      json[r'data'] = this.data;
+    } else {
+      json[r'data'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [ResourceDTO] instance and imports its values from
@ -120,7 +132,7 @@ class ResourceDTO {
    return null;
  }

-  static List<ResourceDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ResourceDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ResourceDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -151,12 +163,10 @@ class ResourceDTO {
  static Map<String, List<ResourceDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ResourceDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ResourceDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ResourceDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/resource_type.dart
+++ b/manager_api/lib/model/resource_type.dart
@ -40,7 +40,7 @@ class ResourceType {

  static ResourceType? fromJson(dynamic value) => ResourceTypeTypeTransformer().decode(value);

-  static List<ResourceType>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ResourceType> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ResourceType>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
--- a/manager_api/lib/model/response_dto.dart
+++ b/manager_api/lib/model/response_dto.dart
@ -53,17 +53,23 @@ class ResponseDTO {
  String toString() => 'ResponseDTO[label=$label, isGood=$isGood, order=$order]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (label != null) {
-      _json[r'label'] = label;
+    final json = <String, dynamic>{};
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (isGood != null) {
-      _json[r'isGood'] = isGood;
+    if (this.isGood != null) {
+      json[r'isGood'] = this.isGood;
+    } else {
+      json[r'isGood'] = null;
    }
-    if (order != null) {
-      _json[r'order'] = order;
+    if (this.order != null) {
+      json[r'order'] = this.order;
+    } else {
+      json[r'order'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [ResponseDTO] instance and imports its values from
@ -85,7 +91,7 @@ class ResponseDTO {
      }());

      return ResponseDTO(
-        label: TranslationDTO.listFromJson(json[r'label']) ?? const [],
+        label: TranslationDTO.listFromJson(json[r'label']),
        isGood: mapValueOfType<bool>(json, r'isGood'),
        order: mapValueOfType<int>(json, r'order'),
      );
@ -93,7 +99,7 @@ class ResponseDTO {
    return null;
  }

-  static List<ResponseDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<ResponseDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <ResponseDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -124,12 +130,10 @@ class ResponseDTO {
  static Map<String, List<ResponseDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<ResponseDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = ResponseDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = ResponseDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/section_dto.dart
+++ b/manager_api/lib/model/section_dto.dart
@ -100,7 +100,7 @@ class SectionDTO {
  ///
  bool? isBeacon;

-  String? beaconId;
+  int? beaconId;

  @override
  bool operator ==(Object other) => identical(this, other) || other is SectionDTO &&
@ -151,65 +151,103 @@ class SectionDTO {
  String toString() => 'SectionDTO[id=$id, label=$label, title=$title, description=$description, imageId=$imageId, imageSource=$imageSource, configurationId=$configurationId, isSubSection=$isSubSection, parentId=$parentId, type=$type, data=$data, dateCreation=$dateCreation, order=$order, instanceId=$instanceId, latitude=$latitude, longitude=$longitude, meterZoneGPS=$meterZoneGPS, isBeacon=$isBeacon, beaconId=$beaconId]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (label != null) {
-      _json[r'label'] = label;
+    if (this.label != null) {
+      json[r'label'] = this.label;
+    } else {
+      json[r'label'] = null;
    }
-    if (title != null) {
-      _json[r'title'] = title;
+    if (this.title != null) {
+      json[r'title'] = this.title;
+    } else {
+      json[r'title'] = null;
    }
-    if (description != null) {
-      _json[r'description'] = description;
+    if (this.description != null) {
+      json[r'description'] = this.description;
+    } else {
+      json[r'description'] = null;
    }
-    if (imageId != null) {
-      _json[r'imageId'] = imageId;
+    if (this.imageId != null) {
+      json[r'imageId'] = this.imageId;
+    } else {
+      json[r'imageId'] = null;
    }
-    if (imageSource != null) {
-      _json[r'imageSource'] = imageSource;
+    if (this.imageSource != null) {
+      json[r'imageSource'] = this.imageSource;
+    } else {
+      json[r'imageSource'] = null;
    }
-    if (configurationId != null) {
-      _json[r'configurationId'] = configurationId;
+    if (this.configurationId != null) {
+      json[r'configurationId'] = this.configurationId;
+    } else {
+      json[r'configurationId'] = null;
    }
-    if (isSubSection != null) {
-      _json[r'isSubSection'] = isSubSection;
+    if (this.isSubSection != null) {
+      json[r'isSubSection'] = this.isSubSection;
+    } else {
+      json[r'isSubSection'] = null;
    }
-    if (parentId != null) {
-      _json[r'parentId'] = parentId;
+    if (this.parentId != null) {
+      json[r'parentId'] = this.parentId;
+    } else {
+      json[r'parentId'] = null;
    }
-    if (type != null) {
-      _json[r'type'] = type;
+    if (this.type != null) {
+      json[r'type'] = this.type;
+    } else {
+      json[r'type'] = null;
    }
-    if (data != null) {
-      _json[r'data'] = data;
+    if (this.data != null) {
+      json[r'data'] = this.data;
+    } else {
+      json[r'data'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    if (order != null) {
-      _json[r'order'] = order;
+    if (this.order != null) {
+      json[r'order'] = this.order;
+    } else {
+      json[r'order'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    if (latitude != null) {
-      _json[r'latitude'] = latitude;
+    if (this.latitude != null) {
+      json[r'latitude'] = this.latitude;
+    } else {
+      json[r'latitude'] = null;
    }
-    if (longitude != null) {
-      _json[r'longitude'] = longitude;
+    if (this.longitude != null) {
+      json[r'longitude'] = this.longitude;
+    } else {
+      json[r'longitude'] = null;
    }
-    if (meterZoneGPS != null) {
-      _json[r'meterZoneGPS'] = meterZoneGPS;
+    if (this.meterZoneGPS != null) {
+      json[r'meterZoneGPS'] = this.meterZoneGPS;
+    } else {
+      json[r'meterZoneGPS'] = null;
    }
-    if (isBeacon != null) {
-      _json[r'isBeacon'] = isBeacon;
+    if (this.isBeacon != null) {
+      json[r'isBeacon'] = this.isBeacon;
+    } else {
+      json[r'isBeacon'] = null;
    }
-    if (beaconId != null) {
-      _json[r'beaconId'] = beaconId;
+    if (this.beaconId != null) {
+      json[r'beaconId'] = this.beaconId;
+    } else {
+      json[r'beaconId'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [SectionDTO] instance and imports its values from
@ -233,8 +271,8 @@ class SectionDTO {
      return SectionDTO(
        id: mapValueOfType<String>(json, r'id'),
        label: mapValueOfType<String>(json, r'label'),
-        title: TranslationDTO.listFromJson(json[r'title']) ?? const [],
-        description: TranslationDTO.listFromJson(json[r'description']) ?? const [],
+        title: TranslationDTO.listFromJson(json[r'title']),
+        description: TranslationDTO.listFromJson(json[r'description']),
        imageId: mapValueOfType<String>(json, r'imageId'),
        imageSource: mapValueOfType<String>(json, r'imageSource'),
        configurationId: mapValueOfType<String>(json, r'configurationId'),
@ -249,13 +287,13 @@ class SectionDTO {
        longitude: mapValueOfType<String>(json, r'longitude'),
        meterZoneGPS: mapValueOfType<int>(json, r'meterZoneGPS'),
        isBeacon: mapValueOfType<bool>(json, r'isBeacon'),
-        beaconId: mapValueOfType<String>(json, r'beaconId'),
+        beaconId: mapValueOfType<int>(json, r'beaconId'),
      );
    }
    return null;
  }

-  static List<SectionDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<SectionDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <SectionDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -286,12 +324,10 @@ class SectionDTO {
  static Map<String, List<SectionDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<SectionDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = SectionDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = SectionDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/section_type.dart
+++ b/manager_api/lib/model/section_type.dart
@ -44,7 +44,7 @@ class SectionType {

  static SectionType? fromJson(dynamic value) => SectionTypeTypeTransformer().decode(value);

-  static List<SectionType>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<SectionType> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <SectionType>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
--- a/manager_api/lib/model/slider_dto.dart
+++ b/manager_api/lib/model/slider_dto.dart
@ -31,11 +31,13 @@ class SliderDTO {
  String toString() => 'SliderDTO[images=$images]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (images != null) {
-      _json[r'images'] = images;
+    final json = <String, dynamic>{};
+    if (this.images != null) {
+      json[r'images'] = this.images;
+    } else {
+      json[r'images'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [SliderDTO] instance and imports its values from
@ -57,13 +59,13 @@ class SliderDTO {
      }());

      return SliderDTO(
-        images: ImageDTO.listFromJson(json[r'images']) ?? const [],
+        images: ImageDTO.listFromJson(json[r'images']),
      );
    }
    return null;
  }

-  static List<SliderDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<SliderDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <SliderDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -94,12 +96,10 @@ class SliderDTO {
  static Map<String, List<SliderDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<SliderDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = SliderDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = SliderDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/token_dto.dart
+++ b/manager_api/lib/model/token_dto.dart
@ -73,29 +73,43 @@ class TokenDTO {
  String toString() => 'TokenDTO[accessToken=$accessToken, refreshToken=$refreshToken, scope=$scope, tokenType=$tokenType, expiresIn=$expiresIn, expiration=$expiration, instanceId=$instanceId]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (accessToken != null) {
-      _json[r'access_token'] = accessToken;
+    final json = <String, dynamic>{};
+    if (this.accessToken != null) {
+      json[r'access_token'] = this.accessToken;
+    } else {
+      json[r'access_token'] = null;
    }
-    if (refreshToken != null) {
-      _json[r'refresh_token'] = refreshToken;
+    if (this.refreshToken != null) {
+      json[r'refresh_token'] = this.refreshToken;
+    } else {
+      json[r'refresh_token'] = null;
    }
-    if (scope != null) {
-      _json[r'scope'] = scope;
+    if (this.scope != null) {
+      json[r'scope'] = this.scope;
+    } else {
+      json[r'scope'] = null;
    }
-    if (tokenType != null) {
-      _json[r'token_type'] = tokenType;
+    if (this.tokenType != null) {
+      json[r'token_type'] = this.tokenType;
+    } else {
+      json[r'token_type'] = null;
    }
-    if (expiresIn != null) {
-      _json[r'expires_in'] = expiresIn;
+    if (this.expiresIn != null) {
+      json[r'expires_in'] = this.expiresIn;
+    } else {
+      json[r'expires_in'] = null;
    }
-    if (expiration != null) {
-      _json[r'expiration'] = expiration!.toUtc().toIso8601String();
+    if (this.expiration != null) {
+      json[r'expiration'] = this.expiration!.toUtc().toIso8601String();
+    } else {
+      json[r'expiration'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [TokenDTO] instance and imports its values from
@ -129,7 +143,7 @@ class TokenDTO {
    return null;
  }

-  static List<TokenDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<TokenDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <TokenDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -160,12 +174,10 @@ class TokenDTO {
  static Map<String, List<TokenDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<TokenDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = TokenDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = TokenDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/translation_dto.dart
+++ b/manager_api/lib/model/translation_dto.dart
@ -36,14 +36,18 @@ class TranslationDTO {
  String toString() => 'TranslationDTO[language=$language, value=$value]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (language != null) {
-      _json[r'language'] = language;
+    final json = <String, dynamic>{};
+    if (this.language != null) {
+      json[r'language'] = this.language;
+    } else {
+      json[r'language'] = null;
    }
-    if (value != null) {
-      _json[r'value'] = value;
+    if (this.value != null) {
+      json[r'value'] = this.value;
+    } else {
+      json[r'value'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [TranslationDTO] instance and imports its values from
@ -72,7 +76,7 @@ class TranslationDTO {
    return null;
  }

-  static List<TranslationDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<TranslationDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <TranslationDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -103,12 +107,10 @@ class TranslationDTO {
  static Map<String, List<TranslationDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<TranslationDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = TranslationDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = TranslationDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/user.dart
+++ b/manager_api/lib/model/user.dart
@ -72,32 +72,48 @@ class User {
  String toString() => 'User[id=$id, email=$email, password=$password, firstName=$firstName, lastName=$lastName, token=$token, dateCreation=$dateCreation, instanceId=$instanceId]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (email != null) {
-      _json[r'email'] = email;
+    if (this.email != null) {
+      json[r'email'] = this.email;
+    } else {
+      json[r'email'] = null;
    }
-    if (password != null) {
-      _json[r'password'] = password;
+    if (this.password != null) {
+      json[r'password'] = this.password;
+    } else {
+      json[r'password'] = null;
    }
-    if (firstName != null) {
-      _json[r'firstName'] = firstName;
+    if (this.firstName != null) {
+      json[r'firstName'] = this.firstName;
+    } else {
+      json[r'firstName'] = null;
    }
-    if (lastName != null) {
-      _json[r'lastName'] = lastName;
+    if (this.lastName != null) {
+      json[r'lastName'] = this.lastName;
+    } else {
+      json[r'lastName'] = null;
    }
-    if (token != null) {
-      _json[r'token'] = token;
+    if (this.token != null) {
+      json[r'token'] = this.token;
+    } else {
+      json[r'token'] = null;
    }
-    if (dateCreation != null) {
-      _json[r'dateCreation'] = dateCreation!.toUtc().toIso8601String();
+    if (this.dateCreation != null) {
+      json[r'dateCreation'] = this.dateCreation!.toUtc().toIso8601String();
+    } else {
+      json[r'dateCreation'] = null;
    }
-    if (instanceId != null) {
-      _json[r'instanceId'] = instanceId;
+    if (this.instanceId != null) {
+      json[r'instanceId'] = this.instanceId;
+    } else {
+      json[r'instanceId'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [User] instance and imports its values from
@ -132,7 +148,7 @@ class User {
    return null;
  }

-  static List<User>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<User> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <User>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -163,12 +179,10 @@ class User {
  static Map<String, List<User>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<User>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = User.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = User.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/user_detail_dto.dart
+++ b/manager_api/lib/model/user_detail_dto.dart
@ -46,20 +46,28 @@ class UserDetailDTO {
  String toString() => 'UserDetailDTO[id=$id, email=$email, firstName=$firstName, lastName=$lastName]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (id != null) {
-      _json[r'id'] = id;
+    final json = <String, dynamic>{};
+    if (this.id != null) {
+      json[r'id'] = this.id;
+    } else {
+      json[r'id'] = null;
    }
-    if (email != null) {
-      _json[r'email'] = email;
+    if (this.email != null) {
+      json[r'email'] = this.email;
+    } else {
+      json[r'email'] = null;
    }
-    if (firstName != null) {
-      _json[r'firstName'] = firstName;
+    if (this.firstName != null) {
+      json[r'firstName'] = this.firstName;
+    } else {
+      json[r'firstName'] = null;
    }
-    if (lastName != null) {
-      _json[r'lastName'] = lastName;
+    if (this.lastName != null) {
+      json[r'lastName'] = this.lastName;
+    } else {
+      json[r'lastName'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [UserDetailDTO] instance and imports its values from
@ -90,7 +98,7 @@ class UserDetailDTO {
    return null;
  }

-  static List<UserDetailDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<UserDetailDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <UserDetailDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -121,12 +129,10 @@ class UserDetailDTO {
  static Map<String, List<UserDetailDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<UserDetailDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = UserDetailDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = UserDetailDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/video_dto.dart
+++ b/manager_api/lib/model/video_dto.dart
@ -31,11 +31,13 @@ class VideoDTO {
  String toString() => 'VideoDTO[source_=$source_]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (source_ != null) {
-      _json[r'source'] = source_;
+    final json = <String, dynamic>{};
+    if (this.source_ != null) {
+      json[r'source'] = this.source_;
+    } else {
+      json[r'source'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [VideoDTO] instance and imports its values from
@ -63,7 +65,7 @@ class VideoDTO {
    return null;
  }

-  static List<VideoDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<VideoDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <VideoDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -94,12 +96,10 @@ class VideoDTO {
  static Map<String, List<VideoDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<VideoDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = VideoDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = VideoDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;
--- a/manager_api/lib/model/web_dto.dart
+++ b/manager_api/lib/model/web_dto.dart
@ -31,11 +31,13 @@ class WebDTO {
  String toString() => 'WebDTO[source_=$source_]';

  Map<String, dynamic> toJson() {
-    final _json = <String, dynamic>{};
-    if (source_ != null) {
-      _json[r'source'] = source_;
+    final json = <String, dynamic>{};
+    if (this.source_ != null) {
+      json[r'source'] = this.source_;
+    } else {
+      json[r'source'] = null;
    }
-    return _json;
+    return json;
  }

  /// Returns a new [WebDTO] instance and imports its values from
@ -63,7 +65,7 @@ class WebDTO {
    return null;
  }

-  static List<WebDTO>? listFromJson(dynamic json, {bool growable = false,}) {
+  static List<WebDTO> listFromJson(dynamic json, {bool growable = false,}) {
    final result = <WebDTO>[];
    if (json is List && json.isNotEmpty) {
      for (final row in json) {
@ -94,12 +96,10 @@ class WebDTO {
  static Map<String, List<WebDTO>> mapListFromJson(dynamic json, {bool growable = false,}) {
    final map = <String, List<WebDTO>>{};
    if (json is Map && json.isNotEmpty) {
-      json = json.cast<String, dynamic>(); // ignore: parameter_assignments
+      // ignore: parameter_assignments
+      json = json.cast<String, dynamic>();
      for (final entry in json.entries) {
-        final value = WebDTO.listFromJson(entry.value, growable: growable,);
-        if (value != null) {
-          map[entry.key] = value;
-        }
+        map[entry.key] = WebDTO.listFromJson(entry.value, growable: growable,);
      }
    }
    return map;