Null Safety - Widgets Folder

old_lib/controllers/http_status_manger/http_status_manger.dart

@@ -1,9 +1,9 @@
 import '../../models/subtitle.dart';
 
 class HttpStatusManger {
-  static String getStatusMessage({
+  static String? getStatusMessage({
     required int? status,
-    required Subtitle subtitle,
+    required Subtitle? subtitle,
     String? messageFor400,
     String? messageFor200,
   }) {
@@ -11,28 +11,28 @@ class HttpStatusManger {
       return "careful null status";
     }
     if (status == -1) {
-      return subtitle.currentlyServiceNotAvailable;
+      return subtitle?.currentlyServiceNotAvailable;
     }
     if (status == -2) {
       // client's request in process
-      return subtitle.waitUntilYourRequestComplete;
+      return subtitle?.waitUntilYourRequestComplete;
     } else if (status >= 200 && status < 300) {
       // client's request was successfully received
-      return messageFor200 ?? subtitle.requestCompleteSuccessfully;
+      return messageFor200 ?? subtitle?.requestCompleteSuccessfully;
     } else if (status >= 400 && status < 500) {
       // client's request have error
       switch (status) {
         case 400:
-          return messageFor400 ?? subtitle.failedToCompleteRequest;
+          return messageFor400 ?? subtitle?.failedToCompleteRequest;
         default:
-          return subtitle.failedToCompleteRequest;
+          return subtitle?.failedToCompleteRequest;
       }
     } else if (status >= 500) {
       // server error
-      return subtitle.currentlyServiceNotAvailable;
+      return subtitle?.currentlyServiceNotAvailable;
     } else {
       // no error match so return default error
-      return subtitle.failedToCompleteRequest;
+      return subtitle?.failedToCompleteRequest;
     }
   }
 }

old_lib/controllers/providers/api/service_requests_provider.dart

@@ -108,7 +108,7 @@ class ServiceRequestsProvider extends ChangeNotifier {
         '$host${URLs.getSingleServiceRequest}?call_nid=$requestId$userData',
       ));
     } catch (error) {
-      throw (HttpStatusManger.getStatusMessage(status: -1, subtitle: subtitle));
+      throw (HttpStatusManger.getStatusMessage(status: -1, subtitle: subtitle) ?? '');
     }
 
     // If the call to the server was successful, parse the JSON.
@@ -121,7 +121,7 @@ class ServiceRequestsProvider extends ChangeNotifier {
       return requests[0];
     } else {
       throw (HttpStatusManger.getStatusMessage(
-          status: response.statusCode, subtitle: subtitle));
+          status: response.statusCode, subtitle: subtitle) ?? "");
     }
   }
 
@@ -191,27 +191,27 @@ class ServiceRequestsProvider extends ChangeNotifier {
   }
 
   Future<int> updateDate({
-    required String host,
-    required User user,
-    required String newDate,
-    required Lookup employee,
-    required ServiceRequest request,
+    required String? host,
+    required User? user,
+    required String? newDate,
+    required Lookup? employee,
+    required ServiceRequest? request,
   }) async {
     Response response;
     Map<String, String> body = {};
-    body["uid"] = user.id;
-    body["token"] = user.token;
-    body["nid"] = request.id ?? '';
-    body["date"] = newDate;
-    body["ass_emp"] = employee.id.toString();
+    body["uid"] = user?.id ?? '';
+    body["token"] = user?.token ?? '';
+    body["nid"] = request?.id ?? '';
+    body["date"] = newDate ?? '';
+    body["ass_emp"] = employee?.id.toString() ?? '';
     try {
       response = await post(
-        Uri.parse(host + URLs.updateRequestDate),
+        Uri.parse((host ?? '') + URLs.updateRequestDate),
         body: body,
       );
       stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {
-        request.engineerName = employee.label;
+        request?.engineerName = employee?.label;
         notifyListeners();
       }
       return response.statusCode;
@@ -317,12 +317,12 @@ class ServiceRequestsProvider extends ChangeNotifier {
     body["uid"] = user.id;
     body["token"] = user.token;
     body["job_id"] = request.id ?? '';
-    body["start_time"] =
-        (timer.startAt.millisecondsSinceEpoch / 1000).toStringAsFixed(0);
+    body["start_time"] = ((timer.startAt?.millisecondsSinceEpoch ?? 0) / 1000)
+        .toStringAsFixed(0);
     body["end_time"] =
-        (timer.endAt.millisecondsSinceEpoch / 1000).toStringAsFixed(0);
+        ((timer.endAt?.millisecondsSinceEpoch ?? 0) / 1000).toStringAsFixed(0);
     body["working_hours"] =
-        (timer.durationInSecond / 60 / 60).toStringAsFixed(5);
+        ((timer.durationInSecond ?? 0) / 60 / 60).toStringAsFixed(5);
     body["report_id"] = request.reportID ?? '';
     try {
       response = await post(
@@ -357,7 +357,9 @@ class ServiceRequestsProvider extends ChangeNotifier {
         '$host${URLs.getServiceReport}?report_id=$reportId$userData',
       ));
     } catch (error) {
-      throw (HttpStatusManger.getStatusMessage(status: -1, subtitle: subtitle));
+      throw (HttpStatusManger.getStatusMessage(
+              status: -1, subtitle: subtitle) ??
+          '');
     }
 
     // If the call to the server was successful, parse the JSON.
@@ -367,7 +369,10 @@ class ServiceRequestsProvider extends ChangeNotifier {
           json.decode(utf8.decode(response.bodyBytes)), reportId);
     } else {
       throw (HttpStatusManger.getStatusMessage(
-          status: response.statusCode, subtitle: subtitle));
+            status: response.statusCode,
+            subtitle: subtitle,
+          ) ??
+          '');
     }
   }
 }

old_lib/controllers/providers/api/status_drop_down/employee/employee_provider.dart

@@ -45,14 +45,14 @@ class EmployeesProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) return -2;
     _loading = true;
     notifyListeners();
     Response response;
     try {
       response = await get(
-        Uri.parse(host + URLs.getEmployees),
+        Uri.parse((host ?? '') + URLs.getEmployees),
       );
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {

old_lib/controllers/providers/api/status_drop_down/gas_refill/gas_cylinder_size_provider.dart

@@ -47,8 +47,8 @@ class GasCylinderSizesProvider extends ChangeNotifier {
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
   Future<int> getData({
-    required String host,
-    required User user,
+    required String? host,
+    required User? user,
   }) async {
     if (_loading == true) {
       return -2;
@@ -58,7 +58,7 @@ class GasCylinderSizesProvider extends ChangeNotifier {
     Response response;
     try {
       response = await get(
-        Uri.parse(host + URLs.getGasCylinderSize),
+        Uri.parse((host ?? '') + URLs.getGasCylinderSize),
       );
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {

old_lib/controllers/providers/api/status_drop_down/gas_refill/gas_status_provider.dart

@@ -46,13 +46,13 @@ class GasStatusProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) return -2;
     _loading = true;
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getGasStatus));
+      response = await get(Uri.parse((host ?? '') + URLs.getGasStatus));
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {
         // client's request was successfully received

old_lib/controllers/providers/api/status_drop_down/gas_refill/gas_types_provider.dart

@@ -46,13 +46,13 @@ class GasTypesProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) return -2;
     _loading = true;
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getGasTypes));
+      response = await get(Uri.parse((host ?? '') + URLs.getGasTypes));
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {
         // client's request was successfully received

old_lib/controllers/providers/api/status_drop_down/pentry/pentry_status_provider.dart

@@ -45,7 +45,7 @@ class PentryStatusProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class PentryStatusProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getPentryStatus));
+      response = await get(Uri.parse((host ?? '') + URLs.getPentryStatus));
 
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {

old_lib/controllers/providers/api/status_drop_down/pentry/pentry_task_status_provider.dart

@@ -45,7 +45,7 @@ class PentryTaskStatusProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class PentryTaskStatusProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getPentryTaskStatus));
+      response = await get(Uri.parse((host ?? '') + URLs.getPentryTaskStatus));
 
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {

old_lib/controllers/providers/api/status_drop_down/pentry/pentry_visit_status_provider.dart

@@ -45,7 +45,7 @@ class PentryVisitStatusProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class PentryVisitStatusProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getPentryVisitStatus));
+      response = await get(Uri.parse((host ?? '') + URLs.getPentryVisitStatus));
 
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {

old_lib/controllers/providers/api/status_drop_down/report/service_report_defect_types_provider.dart

@@ -45,7 +45,7 @@ class ServiceRequestDefectTypesProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class ServiceRequestDefectTypesProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getServiceReportDefectTypes));
+      response = await get(Uri.parse((host ?? '') + URLs.getServiceReportDefectTypes));
 
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {

old_lib/controllers/providers/api/status_drop_down/report/service_report_last_calls_provider.dart

@@ -47,8 +47,8 @@ class ServiceReportLastCallsProvider extends ChangeNotifier {
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
   Future<int> getCalls({
-    required String host,
-    required User user,
+    required String? host,
+    required User? user,
     String? serviceStatus,
   }) async {
     if (_loading == true) return -2;
@@ -58,7 +58,7 @@ class ServiceReportLastCallsProvider extends ChangeNotifier {
     try {
       response = await get(
         Uri.parse(
-          host +
+          (host ?? '') +
               URLs.getServiceReportLastCalls +
               (serviceStatus == null ? "" : "?service_status=$serviceStatus"),
         ),

old_lib/controllers/providers/api/status_drop_down/report/service_report_priority_provider.dart

@@ -45,7 +45,7 @@ class ServiceRequestPriorityProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getData({required String host, required User user}) async {
+  Future<int> getData({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class ServiceRequestPriorityProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getServiceReportPriority));
+      response = await get(Uri.parse((host ?? '') + URLs.getServiceReportPriority));
 
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {

old_lib/controllers/providers/api/status_drop_down/report/service_report_reasons_provider.dart

@@ -45,7 +45,7 @@ class ServiceReportReasonsProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getTypes({required String host, required User user}) async {
+  Future<int> getTypes({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class ServiceReportReasonsProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getServiceReportReasons));
+      response = await get(Uri.parse((host ?? '') + URLs.getServiceReportReasons));
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {
         // client's request was successfully received

old_lib/controllers/providers/api/status_drop_down/report/service_report_status_provider.dart

@@ -45,7 +45,7 @@ class ServiceReportStatusProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getTypes({required String host, required User user}) async {
+  Future<int> getTypes({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class ServiceReportStatusProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getServiceReportStatus));
+      response = await get(Uri.parse((host ?? '') + URLs.getServiceReportStatus));
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {
         // client's request was successfully received

old_lib/controllers/providers/api/status_drop_down/report/service_report_types_provider.dart

@@ -45,7 +45,7 @@ class ServiceReportTypesProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getTypes({required String host, required User user}) async {
+  Future<int> getTypes({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class ServiceReportTypesProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getServiceReportTypes));
+      response = await get(Uri.parse((host ?? '') + URLs.getServiceReportTypes));
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {
         // client's request was successfully received

old_lib/controllers/providers/api/status_drop_down/report/service_types_provider.dart

@@ -45,7 +45,7 @@ class ServiceStatusProvider extends ChangeNotifier {
   /// return state code if request complete may be 200, 404 or 403
   /// for more details check http state manager
   /// lib\controllers\http_status_manger\http_status_manger.dart
-  Future<int> getTypes({required String host, required User user}) async {
+  Future<int> getTypes({required String? host, required User? user}) async {
     if (_loading == true) {
       return -2;
     }
@@ -53,7 +53,7 @@ class ServiceStatusProvider extends ChangeNotifier {
     notifyListeners();
     Response response;
     try {
-      response = await get(Uri.parse(host + URLs.getServiceTypes));
+      response = await get(Uri.parse((host ?? '') + URLs.getServiceTypes));
       _stateCode = response.statusCode;
       if (response.statusCode >= 200 && response.statusCode < 300) {
         // client's request was successfully received

old_lib/models/lookup.dart

@@ -1,8 +1,8 @@
 class Lookup{
 
-  final String label;
-  final String key;
-  final int id;
+  final String? label;
+  final String? key;
+  final int? id;
 
   const Lookup({
     this.label,

old_lib/models/subtitle.dart

@@ -179,7 +179,7 @@ class Subtitle{
   String requiredStatus;
   String visitInformation;
   String expectDate;
-  String actualDate;
+  String? actualDate;
   String noVisitsFound;
   String contactStatus;
   String workingHours;

old_lib/models/timer_model.dart

@@ -1,7 +1,7 @@
 class TimerModel {
-  DateTime startAt;
-  DateTime endAt;
-  int durationInSecond;
+  DateTime? startAt;
+  DateTime? endAt;
+  int? durationInSecond;
 
   TimerModel({this.startAt,this.endAt,this.durationInSecond});
 }

old_lib/models/visits/visits_search.dart

@@ -3,12 +3,12 @@ class VisitsSearch{
   String hospitalName;
   String brand;
   String model;
-  String contactStatus;
+  String? contactStatus;
   DateTime expectedDateFrom;
   DateTime expectedDateTo;
   DateTime actualDateFrom;
   DateTime actualDateTo;
-  int statusValue;
+  int? statusValue;
 
   VisitsSearch({
     this.deviceSerialNumber,

old_lib/views/widgets/app_name_bar.dart

@@ -1,20 +1,24 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../app_style/colors.dart';
+import '../app_style/sizing.dart';
+
 class AppNameBar extends StatelessWidget {
+  const AppNameBar({super.key});
+
   @override
   Widget build(BuildContext context) {
     return Container(
       height: 50 * AppStyle.getScaleFactor(context),
-      color:AColors.primaryColor,
+      color: AColors.primaryColor,
       padding: const EdgeInsets.all(8.0),
       child: Center(
         child: Text(
           "Test SA",
-          style: Theme.of(context).textTheme.headline6.copyWith(
-              color: AColors.white,
-              fontStyle: FontStyle.italic
-          ),
+          style: Theme.of(context)
+              .textTheme
+              .titleLarge
+              ?.copyWith(color: AColors.white, fontStyle: FontStyle.italic),
         ),
       ),
     );

old_lib/views/widgets/app_text_form_field.dart

@@ -1,49 +1,50 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../app_style/sizing.dart';
 
 class ATextFormField extends StatefulWidget {
-  final Function(String) onSaved;
-  final Function(String) validator;
-  final Function(String) onChange;
-  final bool obscureText;
-  final VoidCallback showPassword;
-  final String hintText;
-  final String labelText;
-  final TextInputType textInputType;
-  final String initialValue;
-  final TextStyle style;
-  final bool enable;
-  final TextAlign textAlign;
-  final FocusNode node;
-  final Widget suffixIcon;
-  final IconData prefixIconData;
-  final double prefixIconSize;
-  final TextEditingController controller;
-  final TextInputAction textInputAction;
-  final VoidCallback onAction;
+  final Function(String?)? onSaved;
+  final String Function(String?)? validator;
+  final Function(String)? onChange;
+  final bool? obscureText;
+  final VoidCallback? showPassword;
+  final String? hintText;
+  final String? labelText;
+  final TextInputType? textInputType;
+  final String? initialValue;
+  final TextStyle? style;
+  final bool? enable;
+  final TextAlign? textAlign;
+  final FocusNode? node;
+  final Widget? suffixIcon;
+  final IconData? prefixIconData;
+  final double? prefixIconSize;
+  final TextEditingController? controller;
+  final TextInputAction? textInputAction;
+  final VoidCallback? onAction;
 
-  const ATextFormField(
-      {Key key,
-      this.onSaved,
-      this.validator,
-      this.node,
-      this.onChange,
-      this.obscureText,
-      this.showPassword,
-      this.hintText,
-      this.labelText,
-      this.textInputType = TextInputType.text,
-      this.initialValue,
-      this.enable = true,
-      this.style,
-      this.textAlign,
-      this.suffixIcon,
-      this.prefixIconData,
-      this.prefixIconSize,
-      this.controller,
-      this.textInputAction,
-      this.onAction})
-      : super(key: key);
+  const ATextFormField({
+    Key? key,
+    this.initialValue,
+    this.node,
+    this.onChange,
+    this.showPassword,
+    this.hintText,
+    this.labelText,
+    this.style,
+    this.textAlign,
+    this.suffixIcon,
+    this.prefixIconSize,
+    this.textInputAction,
+    this.onAction,
+    this.obscureText,
+    this.textInputType = TextInputType.text,
+    this.enable = true,
+    this.prefixIconData,
+    this.controller,
+    this.onSaved,
+    this.validator,
+  }) : super(key: key);
 
   @override
   State<ATextFormField> createState() => _ATextFormFieldState();
@@ -52,7 +53,9 @@ class ATextFormField extends StatefulWidget {
 class _ATextFormFieldState extends State<ATextFormField> {
   @override
   void initState() {
-    if (widget.controller != null) widget.controller.text = widget.initialValue;
+    if (widget.controller != null) {
+      widget.controller!.text = widget.initialValue ?? '';
+    }
     super.initState();
   }
 
@@ -60,13 +63,15 @@ class _ATextFormFieldState extends State<ATextFormField> {
   Widget build(BuildContext context) {
     return Container(
       height: widget.textInputType == TextInputType.multiline ? null : 50,
-      padding: EdgeInsets.only(left: 12, right: 12),
+      padding: const EdgeInsets.only(left: 12, right: 12),
       decoration: BoxDecoration(
-        color: Color(0xfff5f5f5),
+        color: const Color(0xfff5f5f5),
         border: Border.all(
-          color: Color(0xffefefef),
+          color: const Color(0xffefefef),
+        ),
+        borderRadius: BorderRadius.circular(
+          AppStyle.borderRadius * AppStyle.getScaleFactor(context),
         ),
-        borderRadius: BorderRadius.circular(AppStyle.borderRadius * AppStyle.getScaleFactor(context)),
       ),
       child: TextFormField(
         focusNode: widget.node,
@@ -81,18 +86,21 @@ class _ATextFormFieldState extends State<ATextFormField> {
         maxLines: widget.textInputType == TextInputType.multiline ? null : 1,
         obscuringCharacter: "●",
         controller: widget.controller,
-        textInputAction: widget.textInputType == TextInputType.multiline ? null : widget.textInputAction ?? TextInputAction.next,
-        onEditingComplete: widget.onAction ?? () => FocusScope.of(context).nextFocus(),
+        textInputAction: widget.textInputType == TextInputType.multiline
+            ? null
+            : widget.textInputAction ?? TextInputAction.next,
+        onEditingComplete:
+            widget.onAction ?? () => FocusScope.of(context).nextFocus(),
         // style: widget.style,
-        style: Theme.of(context).textTheme.bodyText1,
+        style: Theme.of(context).textTheme.bodyLarge,
         decoration: InputDecoration(
             border: InputBorder.none,
-            suffixIconConstraints: BoxConstraints(minWidth: 0),
+            suffixIconConstraints: const BoxConstraints(minWidth: 0),
             disabledBorder: InputBorder.none,
             focusedBorder: InputBorder.none,
             enabledBorder: InputBorder.none,
-            constraints: BoxConstraints(),
-            errorStyle: TextStyle(height: 0.3),
+            constraints: const BoxConstraints(),
+            errorStyle: const TextStyle(height: 0.3),
             //contentPadding: EdgeInsets.only(left: 0),
             hintText: widget.hintText,
             labelText: widget.labelText,
@@ -100,7 +108,11 @@ class _ATextFormFieldState extends State<ATextFormField> {
             suffixIcon: widget.prefixIconData == null
                 ? null
                 : Icon(widget.prefixIconData,
-                    size: widget.prefixIconSize == null ? 20 * AppStyle.getScaleFactor(context) : (widget.prefixIconSize - 10) * AppStyle.getScaleFactor(context), color: Color(0xff2e303a))),
+                    size: widget.prefixIconSize == null
+                        ? 20 * AppStyle.getScaleFactor(context)
+                        : (widget.prefixIconSize! - 10) *
+                            AppStyle.getScaleFactor(context),
+                    color: const Color(0xff2e303a))),
       ),
     );
   }

old_lib/views/widgets/buttons/app_small_button.dart

@@ -2,13 +2,13 @@ import 'package:test_sa/views/app_style/sizing.dart';
 import 'package:flutter/material.dart';
 
 class ASmallButton extends StatelessWidget {
-  final String text;
+  final String? text;
   final TextStyle style;
   final Color color;
   final EdgeInsets padding;
   final VoidCallback onPressed;
 
-  const ASmallButton({Key key, this.text, this.style ,this.onPressed,this.padding, this.color}) : super(key: key);
+  const ASmallButton({Key? key, this.text, this.style ,this.onPressed,this.padding, this.color}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     return ElevatedButton(

old_lib/views/widgets/date_and_time/from_to_date_bar.dart

@@ -5,12 +5,12 @@ import 'package:test_sa/views/app_style/sizing.dart';
 
 import 'date_picker.dart';
 class FromToDateBar extends StatefulWidget {
-  final DateTime from;
-  final DateTime to;
+  final DateTime? from;
+  final DateTime? to;
   final Function(DateTime) onPickFrom;
   final Function(DateTime) onPickTo;
 
-  const FromToDateBar({Key key, this.from, this.to, this.onPickFrom, this.onPickTo}) : super(key: key);
+  const FromToDateBar({Key? key, this.from, this.to, this.onPickFrom, this.onPickTo}) : super(key: key);
   @override
   _FromToDateBarState createState() => _FromToDateBarState();
 }

old_lib/views/widgets/loaders/loading_manager.dart

@@ -5,24 +5,25 @@ import 'package:test_sa/models/subtitle.dart';
 
 import 'app_loading.dart';
 import 'failed_loading.dart';
+
 class LoadingManager extends StatefulWidget {
-  final bool isLoading;
+  final bool? isLoading;
   final bool isFailedLoading;
   final bool isNotPage;
-  final int progress;
+  final int? progress;
   final bool askOnBack;
-  final int stateCode;
+  final int? stateCode;
   final Future<void> Function() onRefresh;
   final Widget child;
 
-  LoadingManager({
-    Key key,
-    @required this.isLoading,
-    @required this.isFailedLoading,
-    @required this.stateCode,
-    @required this.onRefresh,
-    @required this.child,
+  const LoadingManager({
+    Key? key,
+    required this.isFailedLoading,
+    required this.onRefresh,
+    required this.child,
     this.progress,
+    this.stateCode,
+    this.isLoading,
     this.isNotPage = false,
     this.askOnBack = false,
   }) : super(key: key);
@@ -32,10 +33,9 @@ class LoadingManager extends StatefulWidget {
 }
 
 class _LoadingManagerState extends State<LoadingManager> {
-
   @override
   void initState() {
-    if(widget.onRefresh != null && widget.stateCode == null){
+    if (widget.onRefresh != null && widget.stateCode == null) {
       WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
         widget.onRefresh();
       });
@@ -48,7 +48,7 @@ class _LoadingManagerState extends State<LoadingManager> {
     Subtitle subtitle = AppLocalization.of(context).subtitle;
     Widget placeHolder;
     // to load data if load not start
-    if(widget.isLoading == false && widget.stateCode == null){
+    if (widget.isLoading == false && widget.stateCode == null) {
       WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
         widget.onRefresh();
       });
@@ -56,9 +56,9 @@ class _LoadingManagerState extends State<LoadingManager> {
 
     // if loading of still not start in loading (true or null)
     // return loading widget
-    if(widget.isLoading != false || widget.stateCode == null){
+    if (widget.isLoading != false || widget.stateCode == null) {
       placeHolder = ALoading();
-    }else if(widget.isFailedLoading && !widget.isNotPage){
+    } else if (widget.isFailedLoading && !widget.isNotPage) {
       // if failed return failed widget
       placeHolder = FailedLoading(
         message: HttpStatusManger.getStatusMessage(
@@ -69,7 +69,7 @@ class _LoadingManagerState extends State<LoadingManager> {
 
     // if load end successfully return loaded widget
     return RefreshIndicator(
-      onRefresh: () async{
+      onRefresh: () async {
         await widget.onRefresh();
       },
       child: AnimatedSwitcher(

old_lib/views/widgets/loaders/no_item_found.dart

@@ -1,10 +1,12 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../../app_style/sizing.dart';
+
 class NoItemFound extends StatelessWidget {
-  final String message;
+  final String? message;
 
   const NoItemFound({
-    Key key,
+    Key? key,
     this.message,
   }) : super(key: key);
 
@@ -14,7 +16,7 @@ class NoItemFound extends StatelessWidget {
       children: [
         Center(
           child: Text(
-              message ?? "no item found",
+            message ?? "no item found",
             style: Theme.of(context).textTheme.headline6,
             textScaleFactor: AppStyle.getScaleFactor(context),
           ),

old_lib/views/widgets/qr/scan_qr.dart

@@ -5,16 +5,16 @@ import 'package:qr_code_scanner/qr_code_scanner.dart';
 
 import '../buttons/app_icon_button.dart';
 class ScanQr extends StatefulWidget {
-  const ScanQr({Key key}) : super(key: key);
+  const ScanQr({Key? key}) : super(key: key);
 
   @override
-  _ScanQrState createState() => _ScanQrState();
+  ScanQrState createState() => ScanQrState();
 }
 
-class _ScanQrState extends State<ScanQr> {
+class ScanQrState extends State<ScanQr> {
 
-  Barcode result;
-  QRViewController _controller;
+  Barcode? result;
+  QRViewController? _controller;
   bool _scanDone = false;
   final GlobalKey qrKey = GlobalKey(debugLabel: 'QR_scanner');
 
@@ -64,7 +64,7 @@ class _ScanQrState extends State<ScanQr> {
           ),
           SafeArea(
             child: Padding(
-              padding: EdgeInsets.all(12.0),
+              padding: const EdgeInsets.all(12.0),
               child: AIconButton(
                 iconData:Icons.arrow_back,
                 onPressed: (){

old_lib/views/widgets/requests/info_row.dart

@@ -1,73 +1,82 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../../app_style/sizing.dart';
+
 class RequestInfoRow extends StatelessWidget {
-  final String title;
-  final String info;
-  final String content;
-  final Widget contentWidget;
-  final Widget infoWidget;
+  final String? title;
+  final String? info;
+  final String? content;
+  final Widget? contentWidget;
+  final Widget? infoWidget;
+
+  const RequestInfoRow({
+    Key? key,
+    this.title,
+    this.info,
+    this.content,
+    this.contentWidget,
+    this.infoWidget,
+  }) : super(key: key);
 
-  const RequestInfoRow({Key key, this.title, this.info,this.content, this.contentWidget, this.infoWidget}) : super(key: key);
   @override
   Widget build(BuildContext context) {
-    if(info != null && info.isEmpty){
-      return SizedBox.shrink();
+    if (info != null && info!.isEmpty) {
+      return const SizedBox.shrink();
     }
-    if(content != null && content.isEmpty){
-      return SizedBox.shrink();
+    if (content != null && content!.isEmpty) {
+      return const SizedBox.shrink();
     }
     return Column(
       children: [
         Row(
           children: [
             Text(
-              title + " :  ",
-              style: Theme.of(context).textTheme.subtitle2.copyWith(
-                //fontSize: 12
-              ),
+              "$title :  ",
+              style: Theme.of(context).textTheme.titleSmall?.copyWith(
+                  //fontSize: 12
+                  ),
               textScaleFactor: AppStyle.getScaleFactor(context),
             ),
-
-            if(info != null)
-            Expanded(
-              child: Text(
-                info,
-                style: Theme.of(context).textTheme.bodyText2,
-                textAlign: TextAlign.right,
-                textScaleFactor: AppStyle.getScaleFactor(context),
+            if (info != null)
+              Expanded(
+                child: Text(
+                  info ?? '',
+                  style: Theme.of(context).textTheme.bodyMedium,
+                  textAlign: TextAlign.right,
+                  textScaleFactor: AppStyle.getScaleFactor(context),
+                ),
               ),
-            ),
-            if(infoWidget != null)
+            if (infoWidget != null)
               Expanded(
                 child: Row(
                   mainAxisAlignment: MainAxisAlignment.end,
                   children: [
-                    infoWidget,
+                    infoWidget ?? const SizedBox(),
                   ],
                 ),
               ),
           ],
         ),
-
-        if(content != null)
-        Padding(
-          padding: const EdgeInsets.symmetric(horizontal: 8),
-          child: Row(
-            children: [
-              Expanded(
-                child: Text(
-                  content ?? 'No data found',
-                  style: Theme.of(context).textTheme.bodyText2,
-                  textAlign: TextAlign.center,
-                  textScaleFactor: AppStyle.getScaleFactor(context),
+        if (content != null)
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 8),
+            child: Row(
+              children: [
+                Expanded(
+                  child: Text(
+                    content ?? 'No data found',
+                    style: Theme.of(context).textTheme.bodyMedium,
+                    textAlign: TextAlign.center,
+                    textScaleFactor: AppStyle.getScaleFactor(context),
+                  ),
                 ),
-              ),
-            ],
+              ],
+            ),
           ),
+        if (contentWidget != null) contentWidget!,
+        Divider(
+          color: Theme.of(context).primaryColor,
         ),
-        if(contentWidget != null)
-          contentWidget,
-        Divider(color: Theme.of(context).primaryColor,),
       ],
     );
   }

old_lib/views/widgets/requests/request_status.dart

@@ -1,35 +1,39 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-class StatusLabel extends StatelessWidget {
-  final String label;
-  final Color color;
 
-  const StatusLabel({Key key, this.label, this.color}) : super(key: key);
+import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
 
+class StatusLabel extends StatelessWidget {
+  final String? label;
+  final Color? color;
 
+  const StatusLabel({
+    Key? key,
+    this.label,
+    this.color,
+  }) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
-    return  Container(
-        padding: EdgeInsets.symmetric(vertical: 2,horizontal: 8),
+    return Container(
+        padding: const EdgeInsets.symmetric(vertical: 2, horizontal: 8),
         alignment: Alignment.center,
         decoration: BoxDecoration(
-            color: color ?? Colors.green,
-            borderRadius: BorderRadius.circular(
-                AppStyle.getBorderRadius(context)
-            ),
-            boxShadow: [
-              AppStyle.boxShadow
-            ]
+          color: color ?? Colors.green,
+          borderRadius: BorderRadius.circular(
+            AppStyle.getBorderRadius(context),
+          ),
+          boxShadow: const [AppStyle.boxShadow],
         ),
         child: Text(
           label ?? "no status",
-          style: Theme.of(context).textTheme.subtitle2.copyWith(
-            color: color.computeLuminance() > 0.5
-                ? AColors.black : Colors.white,
-          ),
-        )
-    );
+          style: Theme.of(context).textTheme.titleSmall?.copyWith(
+                color: color != null
+                    ? color!.computeLuminance() > 0.5
+                        ? AColors.black
+                        : Colors.white
+                    : null,
+              ),
+        ));
   }
 }

old_lib/views/widgets/requests/service_request_item.dart

@@ -1,37 +1,37 @@
-import 'package:fluttertoast/fluttertoast.dart';
-import 'package:test_sa/controllers/localization/localization.dart';
-import 'package:test_sa/controllers/providers/api/service_requests_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/enums/user_types.dart';
-import 'package:test_sa/models/service_request/service_request.dart';
-import 'package:test_sa/models/subtitle.dart';
-import 'package:test_sa/models/user.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/pages/user/requests/report/create_service_report.dart';
-import 'package:test_sa/views/pages/user/requests/report/future_service_report.dart';
-import 'package:test_sa/views/widgets/loaders/image_loader.dart';
-import 'package:test_sa/views/widgets/requests/request_status.dart';
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/views/widgets/timer/app_timer.dart';
 
-import '../../../controllers/http_status_manger/http_status_manger.dart';
+import '../../../controllers/localization/localization.dart';
+import '../../../controllers/providers/api/service_requests_provider.dart';
+import '../../../controllers/providers/api/user_provider.dart';
+import '../../../controllers/providers/settings/setting_provider.dart';
+import '../../../models/enums/user_types.dart';
+import '../../../models/service_request/service_request.dart';
+import '../../../models/subtitle.dart';
+import '../../../models/user.dart';
+import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
+import '../../pages/user/requests/report/create_service_report.dart';
+import '../loaders/image_loader.dart';
+import 'request_status.dart';
+
 class ServiceRequestItem extends StatelessWidget {
   final int index;
   final ServiceRequest request;
   final Function(ServiceRequest) onPressed;
-  const ServiceRequestItem({Key key, this.request, this.onPressed, this.index}) : super(key: key);
+
+  const ServiceRequestItem({
+    Key? key,
+    required this.request,
+    required this.onPressed,
+    required this.index,
+  }) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
-    Subtitle _subtitle = AppLocalization.of(context).subtitle;
-    User _user = Provider.of<UserProvider>(context,listen: false).user;
-    final servicesProvider = Provider.of<ServiceRequestsProvider>(context,listen: false);
-    final settingProvider = Provider.of<SettingProvider>(context,listen: false);
+    Subtitle? subtitle = AppLocalization.of(context)?.subtitle;
+    User? user = Provider.of<UserProvider>(context, listen: false).user;
     Color itemColor = index % 2 == 0
         ? Theme.of(context).colorScheme.primary
         : Theme.of(context).colorScheme.onPrimary;
@@ -42,71 +42,76 @@ class ServiceRequestItem extends StatelessWidget {
     return Padding(
       padding: const EdgeInsets.symmetric(vertical: 4),
       child: ElevatedButton(
-         style: ElevatedButton.styleFrom(
-           padding: EdgeInsets.symmetric(vertical: 8,horizontal: 8),
-           primary: itemColor,
-           shape: RoundedRectangleBorder(
-             borderRadius: BorderRadius.circular(
-                 AppStyle.getBorderRadius(context)
-             ),
-           ),
-         ),
-        //padding: EdgeInsets.symmetric(vertical: 8,horizontal: 8),
-        onPressed: (){
+        style: ElevatedButton.styleFrom(
+          padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 8),
+          backgroundColor: itemColor,
+          shape: RoundedRectangleBorder(
+            borderRadius: BorderRadius.circular(
+              AppStyle.getBorderRadius(context),
+            ),
+          ),
+        ),
+        onPressed: () {
           onPressed(request);
         },
         child: Row(
           children: [
-            //Placeholder(color: onItemColor,fallbackWidth: 80,fallbackHeight: 80,),
-            _user.type == UsersTypes.normal_user && request.devicePhotos.isEmpty ? SizedBox.shrink():
-            SizedBox(
-              width: 80,
-              child: Column(
-                mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                children: [
-                  request.devicePhotos.isEmpty ? SizedBox.shrink():
-                  Column(
-                    children: [
-                      SizedBox(
-                        height: 80,
-                        width: 80,
-                        child: ImageLoader(
-                          url: request.devicePhotos.first,
-                          boxFit: BoxFit.cover,
-                        ),
-                      ),
-                      SizedBox(height: 24,),
-                    ],
-                  ),
+            user?.type == UsersTypes.normal_user &&
+                    (request.devicePhotos?.isEmpty ?? true)
+                ? const SizedBox.shrink()
+                : SizedBox(
+                    width: 80,
+                    child: Column(
+                      mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                      children: [
+                        request.devicePhotos?.isEmpty ?? true
+                            ? const SizedBox.shrink()
+                            : Column(
+                                children: [
+                                  SizedBox(
+                                    height: 80,
+                                    width: 80,
+                                    child: ImageLoader(
+                                      url: request.devicePhotos?.first ?? '',
+                                      boxFit: BoxFit.cover,
+                                    ),
+                                  ),
+                                  const SizedBox(
+                                    height: 24,
+                                  ),
+                                ],
+                              ),
 
-                  _user.type == UsersTypes.engineer ?
-                  Material(
-                    color: onItemColor,
-                    elevation: 6,
-                    shape: CircleBorder(),
-                    child: IconButton(
-                      icon: Icon(
-                        Icons.description,
-                        color: itemColor,
-                        size: 32,
-                      ),
-                      onPressed: (){
-                        Navigator.of(context).push(
-                          MaterialPageRoute(
-                              builder: (_) => CreateServiceReport(
-                                request: request,
+                        user?.type == UsersTypes.engineer
+                            ? Material(
+                                color: onItemColor,
+                                elevation: 6,
+                                shape: const CircleBorder(),
+                                child: IconButton(
+                                  icon: Icon(
+                                    Icons.description,
+                                    color: itemColor,
+                                    size: 32,
+                                  ),
+                                  onPressed: () {
+                                    Navigator.of(context).push(
+                                      MaterialPageRoute(
+                                        builder: (_) => CreateServiceReport(
+                                          request: request,
+                                        ),
+                                      ),
+                                    );
+                                  },
+                                ),
                               )
-                          ),
-                        );
-                      },
+                            : const SizedBox.shrink(),
+                        //SizedBox(height: 8,),
+                      ],
                     ),
-                  ) :SizedBox.shrink(),
-                  //SizedBox(height: 8,),
-
-                ],
-              ),
+                  ),
+            const SizedBox(
+              width: 8,
             ),
-            SizedBox(width: 8,),
             Expanded(
               child: Column(
                 crossAxisAlignment: CrossAxisAlignment.start,
@@ -120,141 +125,182 @@ class ServiceRequestItem extends StatelessWidget {
                             Row(
                               children: [
                                 Expanded(
-                                  child: request.requestCode == null ? SizedBox.shrink():
-                                  Text(
-                                    request.requestCode ?? "-----",
-                                    style: Theme.of(context).textTheme.headline6.copyWith(
-                                        color: onItemColor,
-                                        fontSize: 16,
-                                        fontWeight: FontWeight.bold
-                                    ),
-                                  ),
+                                  child: request.requestCode == null
+                                      ? const SizedBox.shrink()
+                                      : Text(
+                                          request.requestCode ?? "-----",
+                                          style: Theme.of(context)
+                                              .textTheme
+                                              .titleLarge
+                                              ?.copyWith(
+                                                color: onItemColor,
+                                                fontSize: 16,
+                                                fontWeight: FontWeight.bold,
+                                              ),
+                                        ),
                                 ),
-                                request.engineerName == null ? SizedBox.shrink():
-                                Text(
-                                  request.engineerName ?? "",
-                                  style: Theme.of(context).textTheme.subtitle2.copyWith(
-                                      color: onItemColor,
-                                      fontSize: 12,
-                                      fontWeight: FontWeight.normal
-                                  ),
-                                ),
-
+                                request.engineerName == null
+                                    ? const SizedBox.shrink()
+                                    : Text(
+                                        request.engineerName ?? "",
+                                        style: Theme.of(context)
+                                            .textTheme
+                                            .titleSmall
+                                            ?.copyWith(
+                                              color: onItemColor,
+                                              fontSize: 12,
+                                              fontWeight: FontWeight.normal,
+                                            ),
+                                      ),
                               ],
                             ),
-                            Divider(color: onItemColor,),
-                            Row(
-                              children: [
-                                Expanded(
-                                  child: request.deviceModel == null ? SizedBox.shrink():
-                                  Text(
-                                    request.deviceModel ?? "Model not available",
-                                    style: Theme.of(context).textTheme.subtitle2.copyWith(
-                                        color: onItemColor,
-                                        fontSize: 12,
-                                        fontWeight: FontWeight.normal
-                                    ),
-                                  ),
-                                ),
-                                request.engineerMobile == null ? SizedBox.shrink():
-                                Text(
-                                  request.engineerMobile,
-                                  style: Theme.of(context).textTheme.subtitle1.copyWith(
-                                      color: onItemColor,
-                                      fontSize: 12,
-                                      fontWeight: FontWeight.normal
-                                  ),
-                                ),
-                              ],
+                            Divider(
+                              color: onItemColor,
                             ),
-                            Divider(color: onItemColor,),
                             Row(
                               children: [
                                 Expanded(
-                                  child: request.deviceSerialNumber == null ? SizedBox.shrink():
-                                  Text(
-                                    request.deviceSerialNumber,
-                                    style: Theme.of(context).textTheme.subtitle2.copyWith(
-                                        color: onItemColor,
-                                        fontSize: 12,
-                                        fontWeight: FontWeight.normal
-                                    ),
-                                  ),
+                                  child: request.deviceModel == null
+                                      ? const SizedBox.shrink()
+                                      : Text(
+                                          request.deviceModel ??
+                                              "Model not available",
+                                          style: Theme.of(context)
+                                              .textTheme
+                                              .titleSmall
+                                              ?.copyWith(
+                                                color: onItemColor,
+                                                fontSize: 12,
+                                                fontWeight: FontWeight.normal,
+                                              ),
+                                        ),
                                 ),
+                                request.engineerMobile == null
+                                    ? const SizedBox.shrink()
+                                    : Text(
+                                        request.engineerMobile ?? '',
+                                        style: Theme.of(context)
+                                            .textTheme
+                                            .titleMedium
+                                            ?.copyWith(
+                                              color: onItemColor,
+                                              fontSize: 12,
+                                              fontWeight: FontWeight.normal,
+                                            ),
+                                      ),
                               ],
                             ),
-                            request.deviceEnName == null ? SizedBox.shrink():
+                            Divider(
+                              color: onItemColor,
+                            ),
                             Row(
                               children: [
                                 Expanded(
-                                  child: Text(
-                                    request.deviceEnName,
-                                    style: Theme.of(context).textTheme.subtitle1.copyWith(
-                                        color: onItemColor,
-                                        fontSize: 12,
-                                        fontWeight: FontWeight.normal
-                                    ),
-                                  ),
+                                  child: request.deviceSerialNumber == null
+                                      ? const SizedBox.shrink()
+                                      : Text(
+                                          request.deviceSerialNumber ?? '',
+                                          style: Theme.of(context)
+                                              .textTheme
+                                              .titleSmall
+                                              ?.copyWith(
+                                                color: onItemColor,
+                                                fontSize: 12,
+                                                fontWeight: FontWeight.normal,
+                                              ),
+                                        ),
                                 ),
                               ],
                             ),
+                            request.deviceEnName == null
+                                ? const SizedBox.shrink()
+                                : Row(
+                                    children: [
+                                      Expanded(
+                                        child: Text(
+                                          request.deviceEnName ?? '',
+                                          style: Theme.of(context)
+                                              .textTheme
+                                              .titleMedium
+                                              ?.copyWith(
+                                                color: onItemColor,
+                                                fontSize: 12,
+                                                fontWeight: FontWeight.normal,
+                                              ),
+                                        ),
+                                      ),
+                                    ],
+                                  ),
                           ],
                         ),
                       ),
-
                     ],
                   ),
-
-                  Divider(color: onItemColor,),
+                  Divider(
+                    color: onItemColor,
+                  ),
                   Center(
                     child: Padding(
                       padding: const EdgeInsets.symmetric(horizontal: 8),
                       child: Text(
-                        request.maintenanceIssue ?? "No maintenance issue found",
-                        style: Theme.of(context).textTheme.subtitle1.copyWith(
-                            color: onItemColor
-                        ),
+                        request.maintenanceIssue ??
+                            "No maintenance issue found",
+                        style: Theme.of(context)
+                            .textTheme
+                            .titleMedium
+                            ?.copyWith(color: onItemColor),
                         textAlign: TextAlign.center,
                       ),
                     ),
                   ),
-                  Divider(color: onItemColor,),
+                  Divider(color: onItemColor),
                   Row(
                     children: [
                       Text(
                         request.date ?? "Date not available",
-                        style: Theme.of(context).textTheme.subtitle2.copyWith(
-                            color: onItemColor
+                        style: Theme.of(context)
+                            .textTheme
+                            .titleSmall
+                            ?.copyWith(color: onItemColor),
+                      ),
+                      const Spacer(),
+                      StatusLabel(
+                        label: request.statusLabel,
+                        color: AColors.getRequestStatusColor(
+                          request.statusValue ?? 0,
                         ),
                       ),
-                      Spacer(),
-                      StatusLabel(label: request.statusLabel,
-                          color: AColors.getRequestStatusColor(request.statusValue)),
                     ],
                   ),
-                  request.nextVisitDate == null ? SizedBox.shrink() :
-                  Column(
-                    children: [
-                      Divider(color: onItemColor,),
-                      Row(
-                        children: [
-                          Text(
-                            _subtitle.nextVisitDate,
-                            style: Theme.of(context).textTheme.subtitle2.copyWith(
-                                color: onItemColor
+                  request.nextVisitDate == null
+                      ? const SizedBox.shrink()
+                      : Column(
+                          children: [
+                            Divider(
+                              color: onItemColor,
                             ),
-                          ),
-                          Spacer(),
-                          Text(
-                            DateFormat('EE dd/MM/yyyy').format(request.nextVisitDate),
-                            style: Theme.of(context).textTheme.subtitle2.copyWith(
-                                color: onItemColor
+                            Row(
+                              children: [
+                                Text(
+                                  subtitle?.nextVisitDate ?? '',
+                                  style: Theme.of(context)
+                                      .textTheme
+                                      .titleSmall
+                                      ?.copyWith(color: onItemColor),
+                                ),
+                                const Spacer(),
+                                Text(
+                                  DateFormat('EE dd/MM/yyyy')
+                                      .format(request.nextVisitDate!),
+                                  style: Theme.of(context)
+                                      .textTheme
+                                      .titleSmall
+                                      ?.copyWith(color: onItemColor),
+                                ),
+                              ],
                             ),
-                          ),
-                        ],
-                      ),
-                    ],
-                  ),
+                          ],
+                        ),
                 ],
               ),
             ),

old_lib/views/widgets/requests/service_request_list.dart

@@ -1,24 +1,30 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/controllers/localization/localization.dart';
-import 'package:test_sa/models/service_request/service_request.dart';
-import 'package:test_sa/models/subtitle.dart';
-import 'package:test_sa/views/pages/user/requests/request_details.dart';
-import 'package:test_sa/views/widgets/loaders/lazy_loading.dart';
-import 'package:test_sa/views/widgets/loaders/no_item_found.dart';
-import 'package:test_sa/views/widgets/requests/service_request_item.dart';
+
+import '../../../controllers/localization/localization.dart';
+import '../../../models/service_request/service_request.dart';
+import '../../../models/subtitle.dart';
+import '../../pages/user/requests/request_details.dart';
+import '../loaders/lazy_loading.dart';
+import '../loaders/no_item_found.dart';
+import 'service_request_item.dart';
+
 class ServiceRequestsList extends StatelessWidget {
   final List<ServiceRequest> requests;
   final bool nextPage;
   final Future<void> Function() onLazyLoad;
 
-  const ServiceRequestsList({Key key, this.requests, this.nextPage, this.onLazyLoad}) : super(key: key);
+  const ServiceRequestsList({
+    Key? key,
+    required this.requests,
+    required this.nextPage,
+    required this.onLazyLoad,
+  }) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
-
-    Subtitle _subtitle = AppLocalization.of(context).subtitle;
-    if(requests.length == 0){
-      return NoItemFound(message: _subtitle.noServiceRequestFound,);
+    Subtitle? subtitle = AppLocalization.of(context)?.subtitle;
+    if (requests.isEmpty) {
+      return NoItemFound(message: subtitle?.noServiceRequestFound);
     }
     return LazyLoading(
       nextPage: nextPage,
@@ -26,20 +32,22 @@ class ServiceRequestsList extends StatelessWidget {
       child: ListView.builder(
         //physics: BouncingScrollPhysics(),
         itemCount: requests.length,
-        padding: EdgeInsets.symmetric(horizontal: 16,vertical: 8),
-          itemBuilder: (context,itemIndex){
-            return ServiceRequestItem(
-              index: itemIndex,
-              request: requests[itemIndex],
-              onPressed: (request){
-                Navigator.of(context).push(
-                  MaterialPageRoute(
-                      builder: (_)=> RequestDetailsPage(serviceRequest: request,)
-                  )
-                );
-              },
-            );
-          }
+        padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+        itemBuilder: (context, itemIndex) {
+          return ServiceRequestItem(
+            index: itemIndex,
+            request: requests[itemIndex],
+            onPressed: (request) {
+              Navigator.of(context).push(
+                MaterialPageRoute(
+                  builder: (_) => RequestDetailsPage(
+                    serviceRequest: request,
+                  ),
+                ),
+              );
+            },
+          );
+        },
       ),
     );
   }

old_lib/views/widgets/requests/service_request_update_dialog.dart

@@ -1,51 +1,48 @@
 import 'package:flutter/cupertino.dart';
 import 'package:fluttertoast/fluttertoast.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/http_status_manger/http_status_manger.dart';
-import 'package:test_sa/controllers/localization/localization.dart';
-import 'package:test_sa/controllers/providers/api/service_requests_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/service_request/service_request.dart';
-import 'package:test_sa/models/service_request/service_request_search.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/models/subtitle.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/widgets/buttons/app_button.dart';
-import 'package:test_sa/views/widgets/buttons/app_small_button.dart';
-import 'package:test_sa/views/widgets/date_and_time/date_picker.dart';
-import 'package:test_sa/views/widgets/hospitals/hospital_auto_complete_field.dart';
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/widgets/status/employee/employee_mune.dart';
 
-import '../app_text_form_field.dart';
+import '../../../controllers/http_status_manger/http_status_manger.dart';
+import '../../../controllers/localization/localization.dart';
+import '../../../controllers/providers/api/service_requests_provider.dart';
+import '../../../controllers/providers/api/user_provider.dart';
+import '../../../controllers/providers/settings/setting_provider.dart';
+import '../../../models/lookup.dart';
+import '../../../models/service_request/service_request.dart';
+import '../../../models/subtitle.dart';
+import '../../app_style/sizing.dart';
+import '../buttons/app_small_button.dart';
+import '../date_and_time/date_picker.dart';
+import '../status/employee/employee_mune.dart';
 
 class ServiceRequestsUpdateDialog extends StatefulWidget {
   final ServiceRequest request;
+
   const ServiceRequestsUpdateDialog({
-    Key key, this.request,
+    Key? key,
+    required this.request,
   }) : super(key: key);
+
   @override
-  State<ServiceRequestsUpdateDialog> createState() => _ServiceRequestsUpdateDialogState();
+  State<ServiceRequestsUpdateDialog> createState() =>
+      _ServiceRequestsUpdateDialogState();
 }
 
-class _ServiceRequestsUpdateDialogState extends State<ServiceRequestsUpdateDialog>
-    with TickerProviderStateMixin{
-
-  DateTime _dateTime;
-  Lookup _employee;
-  Subtitle _subtitle;
-  UserProvider _userProvider;
-  SettingProvider _settingProvider;
-  ServiceRequestsProvider _serviceRequestsProvider;
+class _ServiceRequestsUpdateDialogState
+    extends State<ServiceRequestsUpdateDialog> with TickerProviderStateMixin {
+  DateTime? _dateTime;
+  Lookup? _employee;
+  Subtitle? _subtitle;
+  UserProvider? _userProvider;
+  SettingProvider? _settingProvider;
+  ServiceRequestsProvider? _serviceRequestsProvider;
 
   final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
 
   _update() async {
-    if(_dateTime == null && _employee == null){
-      Fluttertoast.showToast(
-        msg: _subtitle.noDateFound,
-      );
+    if (_dateTime == null && _employee == null) {
+      Fluttertoast.showToast(msg: _subtitle?.noDateFound ?? '');
       return;
     }
     showDialog<void>(
@@ -53,22 +50,26 @@ class _ServiceRequestsUpdateDialogState extends State<ServiceRequestsUpdateDialo
       barrierDismissible: false,
       builder: (BuildContext context) {
         return CupertinoAlertDialog(
-          title: Text(_subtitle.updatingDots),
-          content: Center(child: CircularProgressIndicator()),
+          title: Text(_subtitle?.updatingDots ?? ''),
+          content: const Center(child: CircularProgressIndicator()),
         );
       },
     );
-    int status = await _serviceRequestsProvider.updateDate(
-        user: _userProvider.user,
-        host: _settingProvider.host,
-        request: widget.request,
-        newDate: _dateTime?.toString()?.split(" ")?.first,
-      employee: _employee
+    int? status = await _serviceRequestsProvider?.updateDate(
+      user: _userProvider?.user,
+      host: _settingProvider?.host,
+      request: widget.request,
+      newDate: _dateTime?.toString().split(" ").first,
+      employee: _employee,
     );
-    if(status == 200) Navigator.of(context).pop();
+    if (status == 200) Navigator.of(context).pop();
     Navigator.of(context).pop();
     Fluttertoast.showToast(
-      msg: HttpStatusManger.getStatusMessage(status: status, subtitle: _subtitle),
+      msg: HttpStatusManger.getStatusMessage(
+            status: status,
+            subtitle: _subtitle,
+          ) ??
+          '',
     );
   }
 
@@ -79,15 +80,16 @@ class _ServiceRequestsUpdateDialogState extends State<ServiceRequestsUpdateDialo
 
   @override
   Widget build(BuildContext context) {
-     _subtitle = AppLocalization.of(context).subtitle;
-     _userProvider = Provider.of<UserProvider>(context,listen: false);
-     _settingProvider = Provider.of<SettingProvider>(context,listen: false);
-     _serviceRequestsProvider = Provider.of<ServiceRequestsProvider>(context,listen: false);
-    return  Column(
+    _subtitle = AppLocalization.of(context)?.subtitle;
+    _userProvider = Provider.of<UserProvider>(context, listen: false);
+    _settingProvider = Provider.of<SettingProvider>(context, listen: false);
+    _serviceRequestsProvider =
+        Provider.of<ServiceRequestsProvider>(context, listen: false);
+    return Column(
       mainAxisSize: MainAxisSize.min,
       children: [
         SizedBox(
-         // height: MediaQuery.of(context).size.height / 1.2,
+          // height: MediaQuery.of(context).size.height / 1.2,
           child: Form(
             key: _formKey,
             child: Padding(
@@ -98,46 +100,49 @@ class _ServiceRequestsUpdateDialogState extends State<ServiceRequestsUpdateDialo
                     mainAxisAlignment: MainAxisAlignment.spaceBetween,
                     children: [
                       ASmallButton(
-                        text: _subtitle.cancel,
-                        onPressed: (){
+                        text: _subtitle?.cancel,
+                        onPressed: () {
                           Navigator.of(context).pop();
                         },
                       ),
-
                       ASmallButton(
-                        text: _subtitle.update,
+                        text: _subtitle?.update,
                         onPressed: _update,
                       )
                     ],
                   ),
-                  SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+                  SizedBox(height: 8.0 * AppStyle.getScaleFactor(context)),
                   Row(
                     children: [
                       Expanded(
                         child: Text(
-                          _subtitle.date,
+                          _subtitle?.date ?? '',
                           style: Theme.of(context).textTheme.subtitle1,
                           textScaleFactor: AppStyle.getScaleFactor(context),
                         ),
                       ),
                       ADatePicker(
-                        date: _dateTime,
+                        date: _dateTime!,
                         from: DateTime.now(),
-                        onDatePicker: (date){
+                        onDatePicker: (date) {
                           _dateTime = date;
                           setState(() {});
                         },
                       ),
                     ],
                   ),
-                  SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+                  SizedBox(
+                    height: 8.0 * AppStyle.getScaleFactor(context),
+                  ),
                   EmployeeMenu(
                     initialValue: _employee,
-                    onSelect: (employee){
+                    onSelect: (employee) {
                       _employee = employee;
                     },
                   ),
-                  SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+                  SizedBox(
+                    height: 8.0 * AppStyle.getScaleFactor(context),
+                  ),
                 ],
               ),
             ),

old_lib/views/widgets/search/filter_item.dart

@@ -1,29 +1,36 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+import '../../../models/lookup.dart';
+import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
 
 class FilterItem extends StatelessWidget {
   final bool isSelected;
-  final Lookup status;
+  final Lookup? status;
   final VoidCallback onSelected;
 
   const FilterItem({
-    Key key,
+    Key? key,
     this.status,
-    this.isSelected,
-    this.onSelected
+    required this.isSelected,
+    required this.onSelected,
   }) : super(key: key);
 
-  Color getStatusColor(){
-    switch(status.id){
-      case 0: return AColors.green;
-      case 4: return AColors.deepRed;
-      case 6: return AColors.green;
-      case 5: return AColors.orange;
-      case 8: return AColors.green;
-      case 9: return AColors.orange;
-      default : return AColors.grey;
+  Color getStatusColor() {
+    switch (status?.id) {
+      case 0:
+        return AColors.green;
+      case 4:
+        return AColors.deepRed;
+      case 6:
+        return AColors.green;
+      case 5:
+        return AColors.orange;
+      case 8:
+        return AColors.green;
+      case 9:
+        return AColors.orange;
+      default:
+        return AColors.grey;
     }
   }
 
@@ -35,23 +42,24 @@ class FilterItem extends StatelessWidget {
         height: 30,
         child: ElevatedButton(
           style: ElevatedButton.styleFrom(
-            padding: EdgeInsets.symmetric(horizontal: 8),
+            padding: const EdgeInsets.symmetric(horizontal: 8),
+            backgroundColor: getStatusColor(),
             shape: RoundedRectangleBorder(
-                borderRadius: BorderRadius.circular(
-                    AppStyle.getBorderRadius(context)
-                )
+              borderRadius: BorderRadius.circular(
+                AppStyle.getBorderRadius(context),
+              ),
             ),
-            primary: getStatusColor(),
           ),
+          onPressed: onSelected,
           child: Text(
-            status.label??"",
-            style: Theme.of(context).textTheme.bodyText1.copyWith(
-              color:getStatusColor().computeLuminance() > 0.5
-                  ? AColors.black : Colors.white,
-            ),
+            status?.label ?? "",
+            style: Theme.of(context).textTheme.bodyLarge?.copyWith(
+                  color: getStatusColor().computeLuminance() > 0.5
+                      ? AColors.black
+                      : Colors.white,
+                ),
             textScaleFactor: AppStyle.getScaleFactor(context),
           ),
-          onPressed:onSelected,
         ),
       ),
     );

old_lib/views/widgets/search/service_request_search_bar.dart

@@ -1,54 +1,56 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/controllers/localization/localization.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/models/service_request/service_request_search.dart';
-import 'package:test_sa/models/subtitle.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/widgets/buttons/app_button.dart';
-import 'package:test_sa/views/widgets/buttons/app_small_button.dart';
-import 'package:test_sa/views/widgets/hospitals/hospital_auto_complete_field.dart';
-
+import '../../../controllers/localization/localization.dart';
+import '../../../models/lookup.dart';
+import '../../../models/service_request/service_request_search.dart';
+import '../../../models/subtitle.dart';
+import '../../app_style/sizing.dart';
 import '../app_text_form_field.dart';
+import '../buttons/app_button.dart';
+import '../buttons/app_small_button.dart';
+import '../hospitals/hospital_auto_complete_field.dart';
 import 'filter_item.dart';
+
 class ServiceRequestsSearchDialog extends StatefulWidget {
   final ServiceRequestSearch initialSearchValue;
-  final bool expandedSearch;
-  final Function(ServiceRequestSearch) onSearch;
+  final bool? expandedSearch;
+  final Function(ServiceRequestSearch)? onSearch;
 
   const ServiceRequestsSearchDialog({
-    Key key,
-    this.initialSearchValue,
+    Key? key,
+    required this.initialSearchValue,
     this.expandedSearch,
-    this.onSearch
+    this.onSearch,
   }) : super(key: key);
+
   @override
-  _ServiceRequestsSearchDialogState createState() => _ServiceRequestsSearchDialogState();
+  ServiceRequestsSearchDialogState createState() =>
+      ServiceRequestsSearchDialogState();
 }
 
-class _ServiceRequestsSearchDialogState extends State<ServiceRequestsSearchDialog>
-    with TickerProviderStateMixin{
-  ServiceRequestSearch _search;
-  List<Lookup> status = [
-    Lookup(label: "New", id: 4,),
+class ServiceRequestsSearchDialogState
+    extends State<ServiceRequestsSearchDialog> with TickerProviderStateMixin {
+  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
 
-    Lookup(label: "Repaired", id: 6,),
+  late ServiceRequestSearch _search;
+  late List<Lookup> status = const [
+    Lookup(label: "New", id: 4),
+    Lookup(label: "Repaired", id: 6),
     Lookup(label: "Repeated", id: 8),
-    Lookup(label: "Closed", id: 9,),
-    Lookup(label: "Under Repair", id: 5,),
+    Lookup(label: "Closed", id: 9),
+    Lookup(label: "Under Repair", id: 5),
   ];
 
-  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
-
   @override
   void initState() {
     super.initState();
     _search = ServiceRequestSearch();
     _search.fromSearch(widget.initialSearchValue);
   }
+
   @override
   Widget build(BuildContext context) {
-    Subtitle _subtitle = AppLocalization.of(context).subtitle;
-    return  SizedBox(
+    Subtitle? subtitle = AppLocalization.of(context)?.subtitle;
+    return SizedBox(
       height: MediaQuery.of(context).size.height / 1.2,
       child: Form(
         key: _formKey,
@@ -60,121 +62,120 @@ class _ServiceRequestsSearchDialogState extends State<ServiceRequestsSearchDialo
                 mainAxisAlignment: MainAxisAlignment.spaceBetween,
                 children: [
                   ASmallButton(
-                    text: _subtitle.cancel,
-                    onPressed: (){
+                    text: subtitle?.cancel,
+                    onPressed: () {
                       Navigator.of(context).pop();
                     },
                   ),
-
                   ASmallButton(
-                    text: _subtitle.search,
-                    onPressed: (){
-                      if(!_formKey.currentState.validate())
-                        return;
-                      _formKey.currentState.save();
+                    text: subtitle?.search,
+                    onPressed: () {
+                      if (!(_formKey.currentState?.validate() ?? true)) return;
+                      _formKey.currentState?.save();
                       Navigator.of(context).pop(_search);
                     },
                   )
                 ],
               ),
-              SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+              SizedBox(height: 8.0 * AppStyle.getScaleFactor(context)),
               ATextFormField(
                 initialValue: _search.deviceSerialNumber,
-                hintText: _subtitle.serialNumber,
-                style:  Theme.of(context).textTheme.headline6,
+                hintText: subtitle?.serialNumber,
+                style: Theme.of(context).textTheme.titleLarge,
                 textInputAction: TextInputAction.search,
-                onAction: (){
-                  if(!_formKey.currentState.validate())
-                    return;
-                  _formKey.currentState.save();
+                onAction: () {
+                  if (!(_formKey.currentState?.validate() ?? true)) return;
+                  _formKey.currentState?.save();
                   Navigator.of(context).pop(_search);
                 },
-                onSaved: (value){
+                onSaved: (value) {
                   _search.deviceSerialNumber = value;
                 },
               ),
-              SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+              SizedBox(
+                height: 8.0 * AppStyle.getScaleFactor(context),
+              ),
               HospitalAutoCompleteField(
-                initialValue: _search.hospital,
-                onSave: (value){
+                initialValue: _search.hospital ?? '',
+                onSave: (value) {
                   _search.hospital = value;
                 },
-                onSearch: (value){
+                onSearch: (value) {
                   _search.hospital = value;
                   Navigator.of(context).pop(_search);
                 },
               ),
-              SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+              SizedBox(
+                height: 8.0 * AppStyle.getScaleFactor(context),
+              ),
               ATextFormField(
                 initialValue: _search.deviceName,
-                hintText: _subtitle.deviceName,
-                style:  Theme.of(context).textTheme.headline6,
+                hintText: subtitle?.deviceName,
+                style: Theme.of(context).textTheme.titleLarge,
                 textInputAction: TextInputAction.search,
-                onAction: (){
-                  if(!_formKey.currentState.validate())
-                    return;
-                  _formKey.currentState.save();
+                onAction: () {
+                  if (!(_formKey.currentState?.validate() ?? true)) return;
+                  _formKey.currentState?.save();
                   Navigator.of(context).pop(_search);
                 },
-                onSaved: (value){
+                onSaved: (value) {
                   _search.deviceName = value;
                 },
               ),
-              SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+              SizedBox(height: 8.0 * AppStyle.getScaleFactor(context)),
               ATextFormField(
                 initialValue: _search.model,
-                hintText: _subtitle.model,
-                style:  Theme.of(context).textTheme.headline6,
+                hintText: subtitle?.model,
+                style: Theme.of(context).textTheme.titleLarge,
                 textInputAction: TextInputAction.search,
-                onAction: (){
-                  if(!_formKey.currentState.validate())
-                    return;
-                  _formKey.currentState.save();
+                onAction: () {
+                  if (!(_formKey.currentState?.validate() ?? true)) return;
+                  _formKey.currentState?.save();
                   Navigator.of(context).pop(_search);
                 },
-                onSaved: (value){
+                onSaved: (value) {
                   _search.model = value;
                 },
               ),
-              SizedBox(height: 16 * AppStyle.getScaleFactor(context),),
+              SizedBox(
+                height: 16 * AppStyle.getScaleFactor(context),
+              ),
               Padding(
                 padding: const EdgeInsets.symmetric(horizontal: 12),
                 child: Wrap(
                   spacing: 10,
                   runSpacing: 10,
                   alignment: WrapAlignment.spaceEvenly,
-                  children: List.generate(
-                      status.length,
-                          (index) {
-                        bool isSelected = _search.statusValue == status[index].id;
-                        return FilterItem(
-                          isSelected: isSelected,
-                          onSelected: (){
-                            if(isSelected)
-                              _search.statusValue = null;
-                            else
-                              _search.statusValue = status[index].id;
-
-                            setState(() {});
-                          },
-                          status: status[index],
-                        );
-                      }
-
-                  ),
+                  children: List.generate(status.length, (index) {
+                    bool isSelected = _search.statusValue == status[index].id;
+                    return FilterItem(
+                      isSelected: isSelected,
+                      onSelected: () {
+                        if (isSelected) {
+                          _search.statusValue = null;
+                        } else {
+                          _search.statusValue = status[index].id;
+                        }
+                        setState(() {});
+                      },
+                      status: status[index],
+                    );
+                  }),
                 ),
               ),
-
               Visibility(
                 visible: widget.initialSearchValue.toSearchString().isNotEmpty,
                 child: Padding(
-                  padding: const EdgeInsets.symmetric(vertical: 8,horizontal: 16),
+                  padding: const EdgeInsets.symmetric(
+                    vertical: 8,
+                    horizontal: 16,
+                  ),
                   child: AButton(
                     padding: EdgeInsets.zero,
-                    text: _subtitle.clearSearch,
-                    onPressed: (){
+                    text: subtitle?.clearSearch ?? '',
+                    onPressed: () {
                       _search = ServiceRequestSearch();
-                     Navigator.of(context).pop(_search);
+                      Navigator.of(context).pop(_search);
                     },
                   ),
                 ),

old_lib/views/widgets/search/visits_search_bar.dart

@@ -1,233 +1,263 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
-import 'package:test_sa/controllers/localization/localization.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/models/subtitle.dart';
-import 'package:test_sa/models/visits/visits_search.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/widgets/buttons/app_button.dart';
-import 'package:test_sa/views/widgets/buttons/app_small_button.dart';
-import 'package:test_sa/views/widgets/date_and_time/from_to_date_bar.dart';
-import 'package:test_sa/views/widgets/hospitals/hospital_auto_complete_field.dart';
-import 'package:test_sa/views/widgets/titles/app_sub_title.dart';
 
+import '../../../controllers/localization/localization.dart';
+import '../../../models/lookup.dart';
+import '../../../models/subtitle.dart';
+import '../../../models/visits/visits_search.dart';
+import '../../app_style/sizing.dart';
 import '../app_text_form_field.dart';
+import '../buttons/app_button.dart';
+import '../buttons/app_small_button.dart';
+import '../date_and_time/from_to_date_bar.dart';
+import '../hospitals/hospital_auto_complete_field.dart';
+import '../titles/app_sub_title.dart';
 import 'filter_item.dart';
+
 class VisitsSearchDialog extends StatefulWidget {
   final VisitsSearch initialSearchValue;
   final bool expandedSearch;
   final Function(VisitsSearch) onSearch;
 
   const VisitsSearchDialog({
-    Key key,
-    this.initialSearchValue,
-    this.expandedSearch,
-    this.onSearch
+    Key? key,
+    required this.initialSearchValue,
+    required this.expandedSearch,
+    required this.onSearch,
   }) : super(key: key);
+
   @override
-  _VisitsSearchDialogState createState() => _VisitsSearchDialogState();
+  VisitsSearchDialogState createState() => VisitsSearchDialogState();
 }
 
-class _VisitsSearchDialogState extends State<VisitsSearchDialog>
-    with TickerProviderStateMixin{
-  VisitsSearch _search;
-  List<Lookup> status = [
-    Lookup(label: "Done", id: 0,),
+class VisitsSearchDialogState extends State<VisitsSearchDialog>
+    with TickerProviderStateMixin {
+  VisitsSearch? _search;
+  List<Lookup> status = const [
+    Lookup(
+      label: "Done",
+      id: 0,
+    ),
     Lookup(label: "Not Yet", id: 1),
-    Lookup(label: "On Hold", id: 2,),
+    Lookup(
+      label: "On Hold",
+      id: 2,
+    ),
   ];
 
-  List<Lookup> contactStatus = [
-    Lookup(label: "Hospital Employee", key: "H",),
+  List<Lookup> contactStatus = const [
+    Lookup(
+      label: "Hospital Employee",
+      key: "H",
+    ),
     Lookup(label: "Under Warranty", key: "CW"),
-    Lookup(label: "Under Maintenance Contract", key: "CC",),
+    Lookup(
+      label: "Under Maintenance Contract",
+      key: "CC",
+    ),
   ];
 
-
   final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
 
   @override
   void initState() {
     super.initState();
     _search = VisitsSearch();
-    _search.fromSearch(widget.initialSearchValue);
+    _search?.fromSearch(widget.initialSearchValue);
   }
+
   @override
   Widget build(BuildContext context) {
-    Subtitle _subtitle = AppLocalization.of(context).subtitle;
+    Subtitle? subtitle = AppLocalization.of(context)?.subtitle;
     DateTime today = DateTime.now();
-    return  SizedBox(
+    return SizedBox(
       height: MediaQuery.of(context).size.height / 1.3,
       child: Form(
         key: _formKey,
         child: ListView(
-          padding: const EdgeInsets.symmetric(vertical: 8,horizontal: 16),
+          padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
           children: [
             Row(
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: [
                 ASmallButton(
-                  text: _subtitle.cancel,
-                  onPressed: (){
+                  text: subtitle?.cancel,
+                  onPressed: () {
                     Navigator.of(context).pop();
                   },
                 ),
-
                 ASmallButton(
-                  text: _subtitle.search,
-                  onPressed: (){
-                    if(!_formKey.currentState.validate())
+                  text: subtitle?.search,
+                  onPressed: () {
+                    if (!(_formKey.currentState?.validate() ?? true)) {
                       return;
-                    _formKey.currentState.save();
+                    }
+                    _formKey.currentState?.save();
                     Navigator.of(context).pop(_search);
                   },
                 )
               ],
             ),
             ATextFormField(
-              initialValue: _search.deviceSerialNumber,
-              hintText: _subtitle.serialNumber,
-              style:  Theme.of(context).textTheme.headline6,
+              initialValue: _search?.deviceSerialNumber,
+              hintText: subtitle?.serialNumber,
+              style: Theme.of(context).textTheme.titleLarge,
               textInputAction: TextInputAction.search,
-              onAction: (){
-                if(!_formKey.currentState.validate())
-                  return;
-                _formKey.currentState.save();
+              onAction: () {
+                if (!(_formKey.currentState?.validate() ?? true)) return;
+                _formKey.currentState?.save();
                 Navigator.of(context).pop(_search);
               },
-              onSaved: (value){
-                _search.deviceSerialNumber = value;
+              onSaved: (value) {
+                _search?.deviceSerialNumber = value ?? '';
               },
             ),
-            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context)),
             HospitalAutoCompleteField(
-              initialValue: _search.hospitalName,
-              onSave: (value){
-                _search.hospitalName = value;
+              initialValue: _search?.hospitalName ?? '',
+              onSave: (value) {
+                _search?.hospitalName = value;
               },
-              onSearch: (value){
-                _search.hospitalName = value;
+              onSearch: (value) {
+                _search?.hospitalName = value;
                 Navigator.of(context).pop(_search);
               },
             ),
-            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+            SizedBox(
+              height: 8.0 * AppStyle.getScaleFactor(context),
+            ),
             ATextFormField(
-              initialValue: _search.brand,
-              hintText: _subtitle.brand,
-              style:  Theme.of(context).textTheme.headline6,
+              initialValue: _search?.brand,
+              hintText: subtitle?.brand,
+              style: Theme.of(context).textTheme.titleLarge,
               textInputAction: TextInputAction.search,
-              onAction: (){
-                if(!_formKey.currentState.validate())
-                  return;
-                _formKey.currentState.save();
+              onAction: () {
+                if (!(_formKey.currentState?.validate() ?? false)) return;
+                _formKey.currentState?.save();
                 Navigator.of(context).pop(_search);
               },
-              onSaved: (value){
-                _search.brand = value;
+              onSaved: (value) {
+                _search?.brand = value ?? '';
               },
             ),
-            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
+            SizedBox(
+              height: 8.0 * AppStyle.getScaleFactor(context),
+            ),
             ATextFormField(
-              initialValue: _search.model,
-              hintText: _subtitle.model,
-              style:  Theme.of(context).textTheme.headline6,
+              initialValue: _search?.model,
+              hintText: subtitle?.model,
+              style: Theme.of(context).textTheme.titleLarge,
               textInputAction: TextInputAction.search,
-              onAction: (){
-                if(!_formKey.currentState.validate())
-                  return;
-                _formKey.currentState.save();
+              onAction: () {
+                if (!(_formKey.currentState?.validate() ?? true)) return;
+                _formKey.currentState?.save();
                 Navigator.of(context).pop(_search);
               },
-              onSaved: (value){
-                _search.model = value;
+              onSaved: (value) {
+                _search?.model = value ?? '';
               },
             ),
-            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
-            ASubTitle(_subtitle.status),
-            SizedBox(height: 4.0 * AppStyle.getScaleFactor(context),),
+            SizedBox(
+              height: 8.0 * AppStyle.getScaleFactor(context),
+            ),
+            ASubTitle(subtitle?.status ?? ''),
+            SizedBox(
+              height: 4.0 * AppStyle.getScaleFactor(context),
+            ),
             Wrap(
               spacing: 10,
               runSpacing: 10,
-              children: List.generate(
-                  status.length,
-                      (index) {
-                    bool isSelected = _search.statusValue == status[index].id;
-                    return FilterItem(
-                      isSelected: isSelected,
-                      onSelected: (){
-                        if(isSelected)
-                          _search.statusValue = null;
-                        else
-                          _search.statusValue = status[index].id;
-
-                        setState(() {});
-                      },
-                      status: status[index],
-                    );
-                  }
-
-              ),
+              children: List.generate(status.length, (index) {
+                bool isSelected = _search?.statusValue == status[index].id;
+                return FilterItem(
+                  isSelected: isSelected,
+                  onSelected: () {
+                    if (isSelected) {
+                      _search?.statusValue = null;
+                    } else {
+                      _search?.statusValue = status[index].id;
+                    }
+                    setState(() {});
+                  },
+                  status: status[index],
+                );
+              }),
+            ),
+            SizedBox(
+              height: 8.0 * AppStyle.getScaleFactor(context),
+            ),
+            ASubTitle(subtitle?.contactStatus ?? ''),
+            SizedBox(
+              height: 4.0 * AppStyle.getScaleFactor(context),
             ),
-            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
-            ASubTitle(_subtitle.contactStatus),
-            SizedBox(height: 4.0 * AppStyle.getScaleFactor(context),),
             Wrap(
               spacing: 10,
               runSpacing: 10,
               children: List.generate(
-                  contactStatus.length,
-                      (index) {
-                    bool isSelected = _search.contactStatus == contactStatus[index].key;
-                    return FilterItem(
-                      isSelected: isSelected,
-                      onSelected: (){
-                        if(isSelected)
-                          _search.contactStatus = null;
-                        else
-                          _search.contactStatus = contactStatus[index].key;
-
-                        setState(() {});
-                      },
-                      status: contactStatus[index],
-                    );
-                  }
-
+                contactStatus.length,
+                (index) {
+                  bool isSelected =
+                      _search?.contactStatus == contactStatus[index].key;
+                  return FilterItem(
+                    isSelected: isSelected,
+                    onSelected: () {
+                      if (isSelected) {
+                        _search?.contactStatus = null;
+                      } else {
+                        _search?.contactStatus = contactStatus[index].key;
+                      }
+                      setState(() {});
+                    },
+                    status: contactStatus[index],
+                  );
+                },
               ),
             ),
-            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
-            ASubTitle(_subtitle.actualDate),
-            SizedBox(height: 4.0 * AppStyle.getScaleFactor(context),),
+            SizedBox(
+              height: 8.0 * AppStyle.getScaleFactor(context),
+            ),
+            ASubTitle(subtitle?.actualDate ?? ''),
+            SizedBox(
+              height: 4.0 * AppStyle.getScaleFactor(context),
+            ),
             FromToDateBar(
-              from: _search.actualDateFrom ,
-              to: _search.actualDateTo,
-              onPickFrom: (date){
-                _search.actualDateFrom = date;
+              from: _search?.actualDateFrom,
+              to: _search?.actualDateTo,
+              onPickFrom: (date) {
+                _search?.actualDateFrom = date;
               },
-              onPickTo: (date){
-                _search.actualDateTo = date;
+              onPickTo: (date) {
+                _search?.actualDateTo = date;
               },
             ),
-            SizedBox(height: 8.0 * AppStyle.getScaleFactor(context),),
-            ASubTitle(_subtitle.expectDate),
-            SizedBox(height: 4.0 * AppStyle.getScaleFactor(context),),
+            SizedBox(
+              height: 8.0 * AppStyle.getScaleFactor(context),
+            ),
+            ASubTitle(subtitle?.expectDate ?? ''),
+            SizedBox(
+              height: 4.0 * AppStyle.getScaleFactor(context),
+            ),
             FromToDateBar(
-              from: _search.expectedDateFrom ?? DateTime(today.year, today.month, 1),
-              to: _search.expectedDateTo ?? DateTime(today.year, (today.month +1).clamp(1, 12) , today.month == 12 ? 31 : 0),
-              onPickFrom: (date){
-                _search.expectedDateFrom = date;
+              from: _search?.expectedDateFrom ??
+                  DateTime(today.year, today.month, 1),
+              to: _search?.expectedDateTo ??
+                  DateTime(today.year, (today.month + 1).clamp(1, 12),
+                      today.month == 12 ? 31 : 0),
+              onPickFrom: (date) {
+                _search?.expectedDateFrom = date;
               },
-              onPickTo: (date){
-                _search.expectedDateTo = date;
+              onPickTo: (date) {
+                _search?.expectedDateTo = date;
               },
             ),
             Visibility(
-              visible: _search.toSearchString().isNotEmpty,
+              visible: _search?.toSearchString().isNotEmpty ?? false,
               child: Padding(
-                padding: const EdgeInsets.symmetric(vertical: 8,horizontal: 16),
+                padding:
+                    const EdgeInsets.symmetric(vertical: 8, horizontal: 16),
                 child: AButton(
                   padding: EdgeInsets.zero,
-                  text: _subtitle.clearSearch,
-                  onPressed: (){
+                  text: subtitle?.clearSearch ?? '',
+                  onPressed: () {
                     _search = VisitsSearch();
                     Navigator.of(context).pop(_search);
                   },

old_lib/views/widgets/sound/record_sound.dart

@@ -3,28 +3,30 @@ import 'package:flutter/services.dart';
 import 'package:flutter_sound/flutter_sound.dart';
 import 'package:permission_handler/permission_handler.dart';
 import 'package:rive/rive.dart';
-import 'package:test_sa/views/widgets/buttons/app_icon_button2.dart';
-import 'package:test_sa/views/widgets/buttons/app_small_button.dart';
-import 'package:test_sa/views/widgets/sound/sound_player.dart';
-
 import '../../app_style/sizing.dart';
+import '../buttons/app_icon_button2.dart';
+import '../buttons/app_small_button.dart';
+import 'sound_player.dart';
 
 class RecordSound extends StatefulWidget {
-  final Function(String) onRecord;
+  final Function(String?) onRecord;
 
-  const RecordSound({Key key, @required this.onRecord}) : super(key: key);
+  const RecordSound({
+    Key? key,
+    required this.onRecord,
+  }) : super(key: key);
 
   @override
   State<RecordSound> createState() => _RecordSoundState();
 }
 
 class _RecordSoundState extends State<RecordSound> {
-  FlutterSoundRecorder _myRecorder = FlutterSoundRecorder();
+  FlutterSoundRecorder? _myRecorder = FlutterSoundRecorder();
   bool _recorderIsOpened = false;
   bool _recording = false;
   bool _fastTab = false;
-  String _record;
-  Artboard _rive;
+  String? _record;
+  late Artboard _rive;
 
   @override
   void setState(VoidCallback fn) {
@@ -34,7 +36,7 @@ class _RecordSoundState extends State<RecordSound> {
   @override
   void initState() {
     super.initState();
-    _myRecorder.openRecorder().then((value) {
+    _myRecorder?.openRecorder().then((value) {
       _recorderIsOpened = true;
       setState(() {});
     });
@@ -61,7 +63,7 @@ class _RecordSoundState extends State<RecordSound> {
   @override
   void dispose() {
     // Be careful : you must `close` the audio session when you have finished with it.
-    _myRecorder.closeRecorder();
+    _myRecorder?.closeRecorder();
     _myRecorder = null;
     super.dispose();
   }
@@ -75,11 +77,15 @@ class _RecordSoundState extends State<RecordSound> {
     }
     _rive.addController(SimpleAnimation('recording'));
     if (!_recorderIsOpened) {
-      await _myRecorder.openRecorder();
+      await _myRecorder?.openRecorder();
       _recorderIsOpened = true;
     }
 
-    await _myRecorder.startRecorder(toFile: "record_${DateTime.now().millisecondsSinceEpoch}.mp4", codec: Codec.aacMP4, sampleRate: 360000, bitRate: 360000);
+    await _myRecorder?.startRecorder(
+        toFile: "record_${DateTime.now().millisecondsSinceEpoch}.mp4",
+        codec: Codec.aacMP4,
+        sampleRate: 360000,
+        bitRate: 360000);
 
     _recording = true;
     setState(() {});
@@ -91,7 +97,7 @@ class _RecordSoundState extends State<RecordSound> {
       setState(() {});
       return;
     }
-    String path = (await _myRecorder.stopRecorder()).toString();
+    String path = (await _myRecorder?.stopRecorder()).toString();
     _record = path;
     widget.onRecord(path);
     _recording = false;
@@ -100,8 +106,8 @@ class _RecordSoundState extends State<RecordSound> {
 
   _cancelRecording() async {
     if (!_recording) return;
-    String path = await _myRecorder.stopRecorder();
-    _myRecorder.deleteRecord(fileName: path);
+    final path = await _myRecorder?.stopRecorder();
+    _myRecorder?.deleteRecord(fileName: path ?? '');
     _rive.addController(SimpleAnimation('delete'));
 
     // rebuild();
@@ -114,13 +120,14 @@ class _RecordSoundState extends State<RecordSound> {
   @override
   Widget build(BuildContext context) {
     return Container(
-      padding: EdgeInsets.only(left: 12, right: 0),
+      padding: const EdgeInsets.only(left: 12, right: 0),
       decoration: BoxDecoration(
-        color: Color(0xfff5f5f5),
+        color: const Color(0xfff5f5f5),
         border: Border.all(
-          color: Color(0xffefefef),
+          color: const Color(0xffefefef),
         ),
-        borderRadius: BorderRadius.circular(AppStyle.borderRadius * AppStyle.getScaleFactor(context)),
+        borderRadius: BorderRadius.circular(
+            AppStyle.borderRadius * AppStyle.getScaleFactor(context)),
       ),
       child: Column(
         children: [
@@ -140,13 +147,15 @@ class _RecordSoundState extends State<RecordSound> {
                             child: Stack(
                               children: [
                                 SizedBox(
-                                    height: 24 * AppStyle.getScaleFactor(context),
+                                    height:
+                                        24 * AppStyle.getScaleFactor(context),
                                     child: Rive(
                                       artboard: _rive,
                                     )),
                                 InkWell(
                                   child: SizedBox(
-                                    height: 32 * AppStyle.getScaleFactor(context),
+                                    height:
+                                        32 * AppStyle.getScaleFactor(context),
                                     width: MediaQuery.of(context).size.width,
                                   ),
                                   onTap: () {

old_lib/views/widgets/sound/sound_player.dart

@@ -1,115 +1,106 @@
-import 'dart:typed_data';
-
 import 'package:audioplayers/audioplayers.dart';
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
 
 import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
 
 class ASoundPlayer extends StatefulWidget {
+  final String? audio;
 
-  final String audio;
-
-  const ASoundPlayer({Key key, this.audio}) : super(key: key);
+  const ASoundPlayer({Key? key, this.audio}) : super(key: key);
 
   @override
-  _ASoundPlayerState createState() => _ASoundPlayerState();
+  ASoundPlayerState createState() => ASoundPlayerState();
 }
 
-class _ASoundPlayerState extends State<ASoundPlayer> {
-
+class ASoundPlayerState extends State<ASoundPlayer> {
   //FlutterSoundPlayer _myPlayer = FlutterSoundPlayer();
   bool _sliderMoving = false;
-  Duration _audioTime;
-  Duration _audioPosition;
-  String _audio;
+  Duration? _audioTime;
+  Duration? _audioPosition;
+  String? _audio;
   bool _isLocalFile = false;
   bool _failedToLoad = false;
-  AudioPlayer _audioPlayer;
+  AudioPlayer? _audioPlayer;
 
-  Widget _getAudioButton(){
-    switch(_audioPlayer.state){
+  Widget _getAudioButton() {
+    switch (_audioPlayer?.state) {
       case PlayerState.playing:
         return IconButton(
             icon: const Icon(Icons.pause_rounded),
             onPressed: () async {
               _failedToLoad = false;
-              await _audioPlayer.pause();
+              await _audioPlayer?.pause();
               rebuild();
-            }
-        );
+            });
       case PlayerState.paused:
-        return  IconButton(
+        return IconButton(
             icon: const Icon(Icons.play_arrow_rounded),
             onPressed: () async {
               _failedToLoad = false;
-              await _audioPlayer.resume();
+              await _audioPlayer?.resume();
               rebuild();
-            }
-        );
+            });
       case PlayerState.completed:
-        return  IconButton(
+        return IconButton(
             icon: const Icon(Icons.replay_rounded),
             onPressed: () async {
               _failedToLoad = false;
-              await _audioPlayer.stop();
-              await _audioPlayer.resume();
+              await _audioPlayer?.stop();
+              await _audioPlayer?.resume();
               rebuild();
-            }
-        );
+            });
       case PlayerState.stopped:
         return IconButton(
-            icon: Icon( _isLocalFile
+            icon: Icon(_isLocalFile
                 ? Icons.play_circle_fill_outlined
-                : Icons.download_rounded
-
-            ),
+                : Icons.download_rounded),
             onPressed: () async {
               _failedToLoad = false;
               try {
-                await _audioPlayer.play(
-                    _isLocalFile?
-                  DeviceFileSource(_audio):UrlSource(_audio),
+                await _audioPlayer?.play(
+                  _isLocalFile
+                      ? DeviceFileSource(_audio ?? '')
+                      : UrlSource(_audio ?? ''),
                 );
                 rebuild();
               } on Exception catch (e) {
                 _failedToLoad = true;
               }
-            }
-        );
-      default: return IconButton(
-          icon: const Icon( Icons.replay_rounded),
-          onPressed: () async {
-            _failedToLoad = false;
-            try {
-              _audioPlayer.seek(const Duration(milliseconds: 0));
-              _audioPlayer.stop();
-              await _audioPlayer.play(
-                _isLocalFile?
-                DeviceFileSource(_audio):UrlSource(_audio),
-              );
-              rebuild();
-            } on Exception catch (e) {
-              _failedToLoad = true;
-            }
-          }
-      );
+            });
+      default:
+        return IconButton(
+            icon: const Icon(Icons.replay_rounded),
+            onPressed: () async {
+              _failedToLoad = false;
+              try {
+                _audioPlayer?.seek(const Duration(milliseconds: 0));
+                _audioPlayer?.stop();
+                await _audioPlayer?.play(
+                  _isLocalFile
+                      ? DeviceFileSource(_audio ?? '')
+                      : UrlSource(_audio ?? ''),
+                );
+                rebuild();
+              } on Exception catch (e) {
+                _failedToLoad = true;
+              }
+            });
     }
   }
 
-  String format(Duration d) {
-    if(d == null)
-      return "00:00";
+  String format(Duration? d) {
+    if (d == null) return "00:00";
     return d.toString().substring(2, 7);
   }
 
-  rebuild(){
+  rebuild() {
     if (!mounted) return;
     setState(() {});
   }
 
   bool _isLocalUrl(String url) {
-    if(url?.isEmpty != false) return false;
+    if (url.isEmpty != false) return false;
     return url.startsWith("/") ||
         url.startsWith("file://") ||
         url.substring(1).startsWith(':\\');
@@ -119,32 +110,34 @@ class _ASoundPlayerState extends State<ASoundPlayer> {
   void initState() {
     super.initState();
     _audioPlayer = AudioPlayer();
-    _audioPlayer.release();
+    _audioPlayer?.release();
     _audio = widget.audio;
-    _isLocalFile = _isLocalUrl(_audio);
-    _audioPlayer.setReleaseMode(ReleaseMode.stop);
-    if(_isLocalFile){
-      _audioPlayer.setSourceDeviceFile(_audio).then((value) {rebuild();});
-    } else{
-      _audioPlayer.setReleaseMode(ReleaseMode.stop);
+    _isLocalFile = _isLocalUrl(_audio ?? '');
+    _audioPlayer?.setReleaseMode(ReleaseMode.stop);
+    if (_isLocalFile) {
+      _audioPlayer?.setSourceDeviceFile(_audio ?? '').then((value) {
+        rebuild();
+      });
+    } else {
+      _audioPlayer?.setReleaseMode(ReleaseMode.stop);
     }
     // set up listeners
-    _audioPlayer.onPositionChanged.listen((Duration  duration) {
-      if(!_sliderMoving){
+    _audioPlayer?.onPositionChanged.listen((Duration duration) {
+      if (!_sliderMoving) {
         _audioPosition = duration;
         rebuild();
       }
       //setState(() => position = p);
     });
-    _audioPlayer.onPlayerStateChanged.listen((event) {
+    _audioPlayer?.onPlayerStateChanged.listen((event) {
       //_audioPosition = _audioTime;
       rebuild();
     });
-    _audioPlayer.onDurationChanged.listen((Duration  duration) {
+    _audioPlayer?.onDurationChanged.listen((Duration duration) {
       _audioTime = duration;
       rebuild();
     });
-    _audioPlayer.onSeekComplete.listen((event) {
+    _audioPlayer?.onSeekComplete.listen((event) {
       rebuild();
     });
   }
@@ -152,55 +145,49 @@ class _ASoundPlayerState extends State<ASoundPlayer> {
   @override
   void dispose() {
     super.dispose();
-   // _myPlayer.closeAudioSession();
-    _audioPlayer.release();
-    _audioPlayer.dispose();
-
+    // _myPlayer.closeAudioSession();
+    _audioPlayer?.release();
+    _audioPlayer?.dispose();
   }
 
   @override
   Widget build(BuildContext context) {
-    if(_audio != widget.audio){
+    if (_audio != widget.audio) {
       WidgetsBinding.instance.addPostFrameCallback((timeStamp) async {
         _audio = widget.audio;
-        if(_isLocalFile){
-          await _audioPlayer.setSourceDeviceFile(_audio);
-        }else{
-          await _audioPlayer.setSourceUrl(_audio);
+        if (_isLocalFile) {
+          await _audioPlayer?.setSourceDeviceFile(_audio ?? '');
+        } else {
+          await _audioPlayer?.setSourceUrl(_audio ?? '');
         }
-        _audioPlayer.seek(const Duration(milliseconds: 0));
-        _audioPlayer.stop();
+        _audioPlayer?.seek(const Duration(milliseconds: 0));
+        _audioPlayer?.stop();
         rebuild();
       });
     }
-    return  Column(
+    return Column(
       crossAxisAlignment: CrossAxisAlignment.end,
       children: [
         Row(
           children: [
-            Material(
-              color: Colors.transparent,
-                child: _getAudioButton()
-            ),
+            Material(color: Colors.transparent, child: _getAudioButton()),
             Expanded(
               child: Slider(
-                value: _audioPosition?.inMilliseconds?.toDouble() ?? 0.0,
-                min: 0,
-                max: _audioTime?.inMilliseconds?.toDouble() ?? 60.0,
-                onChangeStart: (value){
-                  _sliderMoving = true;
-                },
-                onChanged: (value){
-                  _audioPosition = Duration(milliseconds: value.round());
-                  rebuild();
-                },
-                onChangeEnd: (value){
-                  _sliderMoving = false;
-                  _audioPlayer.seek(Duration(milliseconds: value.round()));
-                  rebuild();
-                }
-
-              ),
+                  value: _audioPosition?.inMilliseconds.toDouble() ?? 0.0,
+                  min: 0,
+                  max: _audioTime?.inMilliseconds.toDouble() ?? 60.0,
+                  onChangeStart: (value) {
+                    _sliderMoving = true;
+                  },
+                  onChanged: (value) {
+                    _audioPosition = Duration(milliseconds: value.round());
+                    rebuild();
+                  },
+                  onChangeEnd: (value) {
+                    _sliderMoving = false;
+                    _audioPlayer?.seek(Duration(milliseconds: value.round()));
+                    rebuild();
+                  }),
             ),
           ],
         ),
@@ -213,21 +200,21 @@ class _ASoundPlayerState extends State<ASoundPlayer> {
                   children: [
                     Text(
                       "Failed to load",
-                      style: Theme.of(context).textTheme.overline.copyWith(
-                        color: AColors.red
-                      ),
+                      style: Theme.of(context)
+                          .textTheme
+                          .labelSmall
+                          ?.copyWith(color: AColors.red),
                       textScaleFactor: AppStyle.getScaleFactor(context),
                     ),
-
                   ],
                 ),
               ),
             ),
             Visibility(
-              visible: _audioPlayer.state != PlayerState.stopped,
+              visible: _audioPlayer?.state != PlayerState.stopped,
               child: Text(
                 "${format(_audioPosition)}/${format(_audioTime)}",
-                style: Theme.of(context).textTheme.overline,
+                style: Theme.of(context).textTheme.labelSmall,
                 textScaleFactor: AppStyle.getScaleFactor(context),
               ),
             ),

old_lib/views/widgets/speech_to_text/speech_to_text.dart

@@ -4,25 +4,27 @@ import 'package:provider/provider.dart';
 import 'package:speech_to_text/speech_recognition_error.dart';
 import 'package:speech_to_text/speech_recognition_result.dart';
 import 'package:speech_to_text/speech_to_text.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/widgets/buttons/app_icon_button2.dart';
-import 'package:test_sa/views/widgets/titles/app_sub_title.dart';
+
+import '../../../controllers/providers/settings/setting_provider.dart';
+import '../../app_style/sizing.dart';
+import '../buttons/app_icon_button2.dart';
+import '../titles/app_sub_title.dart';
 
 class SpeechToTextButton extends StatefulWidget {
-  final TextEditingController controller;
+  final TextEditingController? controller;
   final bool mini;
 
-  const SpeechToTextButton({Key key, this.controller, this.mini = false}) : super(key: key);
+  const SpeechToTextButton({Key? key, this.controller, this.mini = false})
+      : super(key: key);
 
   @override
-  _SpeechToTextButtonState createState() => _SpeechToTextButtonState();
+  SpeechToTextButtonState createState() => SpeechToTextButtonState();
 }
 
-class _SpeechToTextButtonState extends State<SpeechToTextButton> {
+class SpeechToTextButtonState extends State<SpeechToTextButton> {
   bool _speechEnabled = false;
-  SettingProvider _settingProvider;
-  SpeechToText _speechToText = SpeechToText();
+  SettingProvider? _settingProvider;
+  final SpeechToText _speechToText = SpeechToText();
 
   /// This has to happen only once per app
   void _initSpeech() async {
@@ -44,10 +46,10 @@ class _SpeechToTextButtonState extends State<SpeechToTextButton> {
     if (!_speechEnabled) return;
     await _speechToText.listen(
         onResult: (SpeechRecognitionResult result) {
-          widget.controller.text = result.recognizedWords;
+          widget.controller?.text = result.recognizedWords;
           setState(() {});
         },
-        localeId: _settingProvider.speechToText);
+        localeId: _settingProvider?.speechToText);
     setState(() {});
   }
 
@@ -68,7 +70,7 @@ class _SpeechToTextButtonState extends State<SpeechToTextButton> {
 
   @override
   void setState(VoidCallback fn) {
-    if (!this.mounted) return;
+    if (!mounted) return;
     super.setState(fn);
   }
 
@@ -76,41 +78,43 @@ class _SpeechToTextButtonState extends State<SpeechToTextButton> {
   Widget build(BuildContext context) {
     _settingProvider = Provider.of<SettingProvider>(context);
     return Container(
-      padding: EdgeInsets.only(left: 12, right: 12),
+      padding: const EdgeInsets.only(left: 12, right: 12),
       decoration: BoxDecoration(
-        color: Color(0xfff5f5f5),
+        color: const Color(0xfff5f5f5),
         border: Border.all(
-          color: Color(0xffefefef),
+          color: const Color(0xffefefef),
+        ),
+        borderRadius: BorderRadius.circular(
+          AppStyle.borderRadius * AppStyle.getScaleFactor(context),
         ),
-        borderRadius: BorderRadius.circular(AppStyle.borderRadius * AppStyle.getScaleFactor(context)),
       ),
       child: Row(
         children: [
-          widget.mini ? SizedBox.shrink() : ASubTitle("Text To Speech"),
-          widget.controller.text.isNotEmpty
+          widget.mini ? const SizedBox.shrink() : ASubTitle("Text To Speech"),
+          widget.controller?.text.isNotEmpty ?? false
               ? AIconButton2(
                   iconData: Icons.delete,
                   onPressed: () {
-                    widget.controller.clear();
+                    widget.controller?.clear();
                     setState(() {});
                   },
                 )
-              : SizedBox.shrink(),
-          Spacer(),
+              : const SizedBox.shrink(),
+          const Spacer(),
           TextButton(
               onPressed: () {
                 if (_speechToText.isListening) return;
 
-                if (_settingProvider.speechToText == "ar") {
-                  _settingProvider.setSpeechToText("en");
+                if (_settingProvider?.speechToText == "ar") {
+                  _settingProvider?.setSpeechToText("en");
                 } else {
-                  _settingProvider.setSpeechToText("ar");
+                  _settingProvider?.setSpeechToText("ar");
                 }
               },
-              child: Text(_settingProvider.speechToText)),
+              child: Text(_settingProvider?.speechToText ?? '')),
           GestureDetector(
             child: _speechToText.isListening
-                ? Icon(
+                ? const Icon(
                     Icons.fiber_manual_record,
                     color: Colors.red,
                   )

old_lib/views/widgets/status/employee/employee_mune.dart

@@ -1,37 +1,44 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/employee/employee_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/employee/employee_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class EmployeeMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?) onSelect;
+  final Lookup? initialValue;
+
+  const EmployeeMenu({
+    Key? key,
+    required this.onSelect,
+    required this.initialValue,
+  }) : super(key: key);
 
-  const EmployeeMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
     final menuProvider = Provider.of<EmployeesProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/gas_refill/gas_cylinder_size.dart

@@ -1,37 +1,44 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/gas_refill/gas_cylinder_size_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/gas_refill/gas_cylinder_size_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class GasCylinderSizeMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const GasCylinderSizeMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const GasCylinderSizeMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
     final menuProvider = Provider.of<GasCylinderSizesProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-            user: userProvider.user,
-            host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/gas_refill/gas_status.dart

@@ -1,16 +1,20 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/gas_refill/gas_status_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/gas_refill/gas_status_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class GasStatusMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const GasStatusMenu({Key? key, this.onSelect, this.initialValue})
+      : super(key: key);
 
-  const GasStatusMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
@@ -23,15 +27,12 @@ class GasStatusMenu extends StatelessWidget {
         onRefresh: () async {
           menuProvider.reset();
           await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
+              user: userProvider.user, host: settingProvider.host);
         },
         child: SingleStatusMenu(
           initialStatus: initialValue,
           statuses: menuProvider.items,
           onSelect: onSelect,
-        )
-    );
+        ));
   }
 }

old_lib/views/widgets/status/gas_refill/gas_type.dart

@@ -1,37 +1,42 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/gas_refill/gas_types_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/gas_refill/gas_types_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class GasTypeMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const GasTypeMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const GasTypeMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
     final menuProvider = Provider.of<GasTypesProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+            user: userProvider.user, host: settingProvider.host);
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/multi_status_menu.dart

@@ -1,23 +1,29 @@
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_typeahead/flutter_typeahead.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../../../models/lookup.dart';
+import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
+
 class MultiStatusMenu extends StatefulWidget {
   final List<Lookup> statuses;
   final List<Lookup> initialSelectedStatus;
   final Function(List<Lookup>) onSelect;
 
-  const MultiStatusMenu({Key key, this.statuses, this.onSelect, this.initialSelectedStatus}) : super(key: key);
+  const MultiStatusMenu({
+    Key? key,
+    required this.statuses,
+    required this.onSelect,
+    required this.initialSelectedStatus,
+  }) : super(key: key);
+
   @override
-  _MultiStatusMenuState createState() => _MultiStatusMenuState();
+  MultiStatusMenuState createState() => MultiStatusMenuState();
 }
 
-class _MultiStatusMenuState extends State<MultiStatusMenu> {
-
-  List<Lookup> _selectedStatus = [];
-  TextEditingController _controller;
+class MultiStatusMenuState extends State<MultiStatusMenu> {
+  final List<Lookup> _selectedStatus = [];
+  late TextEditingController _controller;
 
   @override
   void initState() {
@@ -31,101 +37,90 @@ class _MultiStatusMenuState extends State<MultiStatusMenu> {
     _controller.clear();
     super.dispose();
   }
+
   @override
   Widget build(BuildContext context) {
-    return
-      Column(
-        crossAxisAlignment: CrossAxisAlignment.start,
-        children: [
-          Wrap(
-            crossAxisAlignment: WrapCrossAlignment.start,
-            alignment: WrapAlignment.start,
-            runAlignment: WrapAlignment.start,
-            children: List.generate(
-              _selectedStatus.length,
-              (index) {
-                final status = _selectedStatus[index];
-                return Container(
-                  height: 36 * AppStyle.getScaleFactor(context),
-                  margin: EdgeInsets.all(4 * AppStyle.getScaleFactor(context)),
-                  //padding: EdgeInsets.all(4 * AppStyle.getScaleFactor(context)),
-                  decoration: BoxDecoration(
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        Wrap(
+          crossAxisAlignment: WrapCrossAlignment.start,
+          alignment: WrapAlignment.start,
+          runAlignment: WrapAlignment.start,
+          children: List.generate(_selectedStatus.length, (index) {
+            final status = _selectedStatus[index];
+            return Container(
+                height: (36 * AppStyle.getScaleFactor(context)).toDouble(),
+                margin: EdgeInsets.all(4 * AppStyle.getScaleFactor(context)),
+                //padding: EdgeInsets.all(4 * AppStyle.getScaleFactor(context)),
+                decoration: BoxDecoration(
                     color: Theme.of(context).colorScheme.primary,
-                    borderRadius: BorderRadius.circular(8)
-                  ),
-                    child: Row(
-                      mainAxisSize: MainAxisSize.min,
-                      children: [
-                        const SizedBox(width: 12,),
-                        Text(
-                          status.label,
-                          style: Theme.of(context).textTheme.bodyText1.copyWith(
-                            color:Theme.of(context).colorScheme.onPrimary,
+                    borderRadius: BorderRadius.circular(8)),
+                child: Row(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    const SizedBox(
+                      width: 12,
+                    ),
+                    Text(
+                      status.label ?? '',
+                      style: Theme.of(context).textTheme.bodyLarge?.copyWith(
+                            color: Theme.of(context).colorScheme.onPrimary,
                           ),
-                        ),
-                        IconButton(
-                            color:Theme.of(context).colorScheme.onPrimary,
-                            onPressed: (){
-                              _selectedStatus.remove(status);
-                              widget.onSelect(_selectedStatus);
-                              setState(() {});
-                            },
-                            icon: const Icon(Icons.delete)
-                        )
-                      ],
-                    )
-                );
-              }
-            ),
-          ),
-          Container(
-            padding: const EdgeInsets.symmetric(
-                horizontal: 16
-            ),
-            decoration: BoxDecoration(
-                color: Colors.white,
-                border: Border.all(color:AColors.black),
-                borderRadius: BorderRadius.circular(
-                    AppStyle.borderRadius * AppStyle.getScaleFactor(context)
-                ),
-                boxShadow: const [
-                  AppStyle.boxShadow
-                ]
-            ),
-            child: TypeAheadField<Lookup>(
-              textFieldConfiguration: TextFieldConfiguration(
-                style:  Theme.of(context).textTheme.subtitle1,
-                controller: _controller,
-                textAlign: TextAlign.center,
-                decoration: const InputDecoration(
-                  border: InputBorder.none,
-                  disabledBorder: InputBorder.none,
-                  focusedBorder: InputBorder.none,
-                  enabledBorder: InputBorder.none,
-                ),
-                textInputAction: TextInputAction.search,
+                    ),
+                    IconButton(
+                        color: Theme.of(context).colorScheme.onPrimary,
+                        onPressed: () {
+                          _selectedStatus.remove(status);
+                          widget.onSelect(_selectedStatus);
+                          setState(() {});
+                        },
+                        icon: const Icon(Icons.delete))
+                  ],
+                ));
+          }),
+        ),
+        Container(
+          padding: const EdgeInsets.symmetric(horizontal: 16),
+          decoration: BoxDecoration(
+              color: Colors.white,
+              border: Border.all(color: AColors.black),
+              borderRadius: BorderRadius.circular(
+                  AppStyle.borderRadius * AppStyle.getScaleFactor(context)),
+              boxShadow: const [AppStyle.boxShadow]),
+          child: TypeAheadField<Lookup>(
+            textFieldConfiguration: TextFieldConfiguration(
+              style: Theme.of(context).textTheme.titleMedium,
+              controller: _controller,
+              textAlign: TextAlign.center,
+              decoration: const InputDecoration(
+                border: InputBorder.none,
+                disabledBorder: InputBorder.none,
+                focusedBorder: InputBorder.none,
+                enabledBorder: InputBorder.none,
               ),
-              suggestionsCallback: (vale) {
-                return widget.statuses.where((Lookup option) {
-                  return option.label.toLowerCase().contains(_controller.text);
-                });
-              },
-              itemBuilder: (context, part) {
-                return ListTile(
-                  title: Text(part.label),
-                );
-              },
-              onSuggestionSelected: (status) {
-                _controller.clear();
-                if(!_selectedStatus.contains(status)){
-                  _selectedStatus.add(status);
-                  widget.onSelect(_selectedStatus);
-                  setState(() {});
-                }
-              },
+              textInputAction: TextInputAction.search,
             ),
+            suggestionsCallback: (vale) {
+              return widget.statuses.where((Lookup option) {
+                return option.label?.toLowerCase().contains(_controller.text) ??
+                    false;
+              });
+            },
+            itemBuilder: (context, part) {
+              return ListTile(title: Text(part.label ?? ''));
+            },
+            onSuggestionSelected: (status) {
+              _controller.clear();
+              if (!_selectedStatus.contains(status)) {
+                _selectedStatus.add(status);
+                widget.onSelect(_selectedStatus);
+                setState(() {});
+              }
+            },
           ),
-        ],
-      );
+        ),
+      ],
+    );
   }
 }

old_lib/views/widgets/status/pentry/pentry_status_mune.dart

@@ -1,37 +1,40 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/pentry/pentry_status_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+import '../../../../controllers/providers/api/status_drop_down/pentry/pentry_status_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class PentryStatusMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const PentryStatusMenu({Key? key, this.onSelect, this.initialValue})
+      : super(key: key);
 
-  const PentryStatusMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
     final menuProvider = Provider.of<PentryStatusProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/pentry/pentry_task_status_mune.dart

@@ -1,37 +1,44 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/pentry/pentry_task_status_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/pentry/pentry_task_status_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class PentryTaskStatusMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const PentryTaskStatusMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const PentryTaskStatusMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
     final menuProvider = Provider.of<PentryTaskStatusProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/pentry/pentry_visit_status_mune.dart

@@ -1,37 +1,44 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/pentry/pentry_visit_status_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/pentry/pentry_visit_status_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class PentryVisitsStatusMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const PentryVisitsStatusMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const PentryVisitsStatusMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
     final menuProvider = Provider.of<PentryVisitStatusProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/report/service_report_last_call.dart

@@ -1,29 +1,36 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_report_last_calls_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/models/service_report.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/report/service_report_last_calls_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../../../models/service_report.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class ServiceReportLastCallsMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final ServiceReport report;
+  final Function(Lookup?)? onSelect;
+  final ServiceReport? report;
 
   const ServiceReportLastCallsMenu({
-    Key key,@required this.onSelect,@required  this.report}) : super(key: key);
+    Key? key,
+    required this.onSelect,
+    required this.report,
+  }) : super(key: key);
+
   @override
   Widget build(BuildContext context) {
-    ServiceReportLastCallsProvider _menuProvider = Provider.of<ServiceReportLastCallsProvider>(context);
+    ServiceReportLastCallsProvider menuProvider =
+        Provider.of<ServiceReportLastCallsProvider>(context);
     return LoadingManager(
-        isLoading: _menuProvider.isLoading,
-        isFailedLoading: _menuProvider.calls == null,
-        stateCode: _menuProvider.stateCode,
-        onRefresh: () async {},
-        child: SingleStatusMenu(
-          initialStatus: report?.callLastSituation,
-          statuses: _menuProvider.calls,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.calls == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {},
+      child: SingleStatusMenu(
+        initialStatus: report?.callLastSituation,
+        statuses: menuProvider.calls,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/report/service_report_reasons.dart

@@ -1,38 +1,44 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_report_reasons_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+import '../../../../controllers/providers/api/status_drop_down/report/service_report_reasons_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class ServiceReportReasonsMenu extends StatelessWidget {
-  final Lookup initialValue;
-  final Function(Lookup) onSelect;
+  final Lookup? initialValue;
+  final Function(Lookup?)? onSelect;
+
+  const ServiceReportReasonsMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const ServiceReportReasonsMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
-    SettingProvider _settingProvider = Provider.of<SettingProvider>(context);
-    UserProvider _userProvider = Provider.of<UserProvider>(context);
-    ServiceReportReasonsProvider _menuProvider = Provider.of<ServiceReportReasonsProvider>(context);
+    SettingProvider settingProvider = Provider.of<SettingProvider>(context);
+    UserProvider userProvider = Provider.of<UserProvider>(context);
+    ServiceReportReasonsProvider menuProvider =
+        Provider.of<ServiceReportReasonsProvider>(context);
     return LoadingManager(
-        isLoading: _menuProvider.isLoading,
-        isFailedLoading: _menuProvider.reasons == null,
-        stateCode: _menuProvider.stateCode,
-        onRefresh: () async {
-          _menuProvider.reset();
-          await _menuProvider.getTypes(
-            user: _userProvider.user,
-            host: _settingProvider.host,
-
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: _menuProvider.reasons,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.reasons == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getTypes(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.reasons,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/report/service_report_status.dart

@@ -2,69 +2,81 @@ import 'dart:math';
 
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_report_last_calls_provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_report_status_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/models/service_report.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/report/service_report_last_calls_provider.dart';
+import '../../../../controllers/providers/api/status_drop_down/report/service_report_status_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../../../models/service_report.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class ServiceReportStatusMenu extends StatefulWidget {
-  final Function(Lookup) onSelect;
-  final ServiceReport report;
+  final Function(Lookup?) onSelect;
+  final ServiceReport? report;
 
-  const ServiceReportStatusMenu({Key key, this.onSelect, this.report}) : super(key: key);
+  const ServiceReportStatusMenu({
+    Key? key,
+    required this.onSelect,
+    this.report,
+  }) : super(key: key);
 
   @override
-  State<ServiceReportStatusMenu> createState() => _ServiceReportStatusMenuState();
+  State<ServiceReportStatusMenu> createState() =>
+      _ServiceReportStatusMenuState();
 }
 
 class _ServiceReportStatusMenuState extends State<ServiceReportStatusMenu> {
   bool firstTime = true;
+
   @override
   Widget build(BuildContext context) {
-    SettingProvider _settingProvider = Provider.of<SettingProvider>(context);
-    UserProvider _userProvider = Provider.of<UserProvider>(context);
-    ServiceReportStatusProvider _menuProvider = Provider.of<ServiceReportStatusProvider>(context);
-    ServiceReportLastCallsProvider _callsLastSituationsProvider = Provider.of<ServiceReportLastCallsProvider>(context,listen: false);
-    if(firstTime){
-      _callsLastSituationsProvider.reset();
+    SettingProvider settingProvider = Provider.of<SettingProvider>(context);
+    UserProvider userProvider = Provider.of<UserProvider>(context);
+    ServiceReportStatusProvider menuProvider =
+        Provider.of<ServiceReportStatusProvider>(context);
+    ServiceReportLastCallsProvider callsLastSituationsProvider =
+        Provider.of<ServiceReportLastCallsProvider>(context, listen: false);
+    if (firstTime) {
+      callsLastSituationsProvider.reset();
 
       firstTime = false;
     }
     return LoadingManager(
-        isLoading: _menuProvider.isLoading == true || _callsLastSituationsProvider.isLoading == true,
-        isFailedLoading: _menuProvider.statuses == null || _callsLastSituationsProvider.calls == null,
-        stateCode: _menuProvider.stateCode == null || _callsLastSituationsProvider.stateCode == null ? null:
-        max(_menuProvider.stateCode ?? 0,_callsLastSituationsProvider.stateCode ?? 0),
+        isLoading: menuProvider.isLoading == true ||
+            callsLastSituationsProvider.isLoading == true,
+        isFailedLoading: menuProvider.statuses == null ||
+            callsLastSituationsProvider.calls == null,
+        stateCode: menuProvider.stateCode == null ||
+                callsLastSituationsProvider.stateCode == null
+            ? null
+            : max(menuProvider.stateCode ?? 0,
+                callsLastSituationsProvider.stateCode ?? 0),
         onRefresh: () async {
-          if(_menuProvider.stateCode == null){
-            _menuProvider.reset();
-            await _menuProvider.getTypes(
-                user: _userProvider.user,
-                host: _settingProvider.host
+          if (menuProvider.stateCode == null) {
+            menuProvider.reset();
+            await menuProvider.getTypes(
+              user: userProvider.user,
+              host: settingProvider.host,
             );
           }
-          await _callsLastSituationsProvider.getCalls(
-              user: _userProvider.user,
-              host: _settingProvider.host,
-              serviceStatus: widget.report.status?.id.toString()
-          );
+          await callsLastSituationsProvider.getCalls(
+              user: userProvider.user,
+              host: settingProvider.host,
+              serviceStatus: widget.report?.status?.id.toString());
         },
         child: SingleStatusMenu(
-          statuses: _menuProvider.statuses,
-          initialStatus: widget.report.status,
-          onSelect: (status){
-            _callsLastSituationsProvider.getCalls(
-              user: _userProvider.user,
-              host: _settingProvider.host,
-              serviceStatus: status.id.toString()
-            );
-            widget.report.callLastSituation = null;
+          statuses: menuProvider.statuses,
+          initialStatus: widget.report?.status,
+          onSelect: (status) {
+            callsLastSituationsProvider.getCalls(
+                user: userProvider.user,
+                host: settingProvider.host,
+                serviceStatus: status?.id.toString());
+            widget.report?.callLastSituation = null;
             widget.onSelect(status);
           },
-        )
-    );
+        ));
   }
 }

old_lib/views/widgets/status/report/service_report_type.dart

@@ -1,21 +1,29 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_report_types_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+
+import '../../../../controllers/providers/api/status_drop_down/report/service_report_types_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class ServiceReportTypeMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?) onSelect;
+  final Lookup? initialValue;
+
+  const ServiceReportTypeMenu({
+    Key? key,
+    required this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const ServiceReportTypeMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     SettingProvider settingProvider = Provider.of<SettingProvider>(context);
     UserProvider userProvider = Provider.of<UserProvider>(context);
-    ServiceReportTypesProvider menuProvider = Provider.of<ServiceReportTypesProvider>(context);
+    ServiceReportTypesProvider menuProvider =
+        Provider.of<ServiceReportTypesProvider>(context);
     return LoadingManager(
         isLoading: menuProvider.isLoading,
         isFailedLoading: menuProvider.types == null,
@@ -24,7 +32,7 @@ class ServiceReportTypeMenu extends StatelessWidget {
           menuProvider.reset();
           await menuProvider.getTypes(
             user: userProvider.user,
-            host: settingProvider.host
+            host: settingProvider.host,
           );
           onSelect(initialValue ?? menuProvider.types?.last);
         },
@@ -32,7 +40,6 @@ class ServiceReportTypeMenu extends StatelessWidget {
           initialStatus: initialValue ?? menuProvider.types?.last,
           statuses: menuProvider.types,
           onSelect: onSelect,
-        )
-    );
+        ));
   }
 }

old_lib/views/widgets/status/report/service_status.dart

@@ -1,37 +1,44 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_types_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+import '../../../../controllers/providers/api/status_drop_down/report/service_types_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class ServiceStatusMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const ServiceStatusMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const ServiceStatusMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
-    SettingProvider _settingProvider = Provider.of<SettingProvider>(context);
-    UserProvider _userProvider = Provider.of<UserProvider>(context);
-    ServiceStatusProvider _menuProvider = Provider.of<ServiceStatusProvider>(context);
+    SettingProvider settingProvider = Provider.of<SettingProvider>(context);
+    UserProvider userProvider = Provider.of<UserProvider>(context);
+    ServiceStatusProvider menuProvider =
+        Provider.of<ServiceStatusProvider>(context);
     return LoadingManager(
-        isLoading: _menuProvider.isLoading,
-        isFailedLoading: _menuProvider.statuses == null,
-        stateCode: _menuProvider.stateCode,
-        onRefresh: () async {
-          _menuProvider.reset();
-          await _menuProvider.getTypes(
-            user: _userProvider.user,
-            host: _settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: _menuProvider.statuses,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.statuses == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getTypes(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.statuses,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/service_request/service_request_defect_types_mune.dart

@@ -1,37 +1,44 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_report_defect_types_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+import '../../../../controllers/providers/api/status_drop_down/report/service_report_defect_types_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class ServiceRequestDefectTypesMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const ServiceRequestDefectTypesMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const ServiceRequestDefectTypesMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
-    final menuProvider = Provider.of<ServiceRequestDefectTypesProvider>(context);
+    final menuProvider =
+        Provider.of<ServiceRequestDefectTypesProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/service_request/service_request_priority_mune.dart

@@ -1,37 +1,43 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/providers/api/status_drop_down/report/service_report_priority_provider.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
-import 'package:test_sa/views/widgets/status/single_status_menu.dart';
+import '../../../../controllers/providers/api/status_drop_down/report/service_report_priority_provider.dart';
+import '../../../../controllers/providers/api/user_provider.dart';
+import '../../../../controllers/providers/settings/setting_provider.dart';
+import '../../../../models/lookup.dart';
+import '../../loaders/loading_manager.dart';
+import '../single_status_menu.dart';
+
 class ServiceRequestPriorityMenu extends StatelessWidget {
-  final Function(Lookup) onSelect;
-  final Lookup initialValue;
+  final Function(Lookup?)? onSelect;
+  final Lookup? initialValue;
+
+  const ServiceRequestPriorityMenu({
+    Key? key,
+    this.onSelect,
+    this.initialValue,
+  }) : super(key: key);
 
-  const ServiceRequestPriorityMenu({Key key, this.onSelect, this.initialValue}) : super(key: key);
   @override
   Widget build(BuildContext context) {
     final settingProvider = Provider.of<SettingProvider>(context);
     final userProvider = Provider.of<UserProvider>(context);
     final menuProvider = Provider.of<ServiceRequestPriorityProvider>(context);
     return LoadingManager(
-        isLoading: menuProvider.isLoading,
-        isFailedLoading: menuProvider.items == null,
-        stateCode: menuProvider.stateCode,
-        onRefresh: () async {
-          menuProvider.reset();
-          await menuProvider.getData(
-              user: userProvider.user,
-              host: settingProvider.host
-          );
-        },
-        child: SingleStatusMenu(
-          initialStatus: initialValue,
-          statuses: menuProvider.items,
-          onSelect: onSelect,
-        )
+      isLoading: menuProvider.isLoading,
+      isFailedLoading: menuProvider.items == null,
+      stateCode: menuProvider.stateCode,
+      onRefresh: () async {
+        menuProvider.reset();
+        await menuProvider.getData(
+          user: userProvider.user,
+          host: settingProvider.host,
+        );
+      },
+      child: SingleStatusMenu(
+        initialStatus: initialValue,
+        statuses: menuProvider.items,
+        onSelect: onSelect,
+      ),
     );
   }
 }

old_lib/views/widgets/status/single_status_menu.dart

@@ -1,27 +1,33 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/models/lookup.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../../../models/lookup.dart';
+import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
 
 class SingleStatusMenu extends StatefulWidget {
-  final List<Lookup> statuses;
-  final Lookup initialStatus;
-  final Function(Lookup) onSelect;
+  final List<Lookup>? statuses;
+  final Lookup? initialStatus;
+  final Function(Lookup?)? onSelect;
 
-  const SingleStatusMenu({Key key, this.statuses, this.onSelect, this.initialStatus}) : super(key: key);
+  const SingleStatusMenu({
+    Key? key,
+    this.onSelect,
+    this.statuses,
+    this.initialStatus,
+  }) : super(key: key);
 
   @override
-  _SingleStatusMenuState createState() => _SingleStatusMenuState();
+  SingleStatusMenuState createState() => SingleStatusMenuState();
 }
 
-class _SingleStatusMenuState extends State<SingleStatusMenu> {
-  Lookup _selectedStatus;
+class SingleStatusMenuState extends State<SingleStatusMenu> {
+  Lookup? _selectedStatus;
 
   @override
   void didUpdateWidget(covariant SingleStatusMenu oldWidget) {
     if (widget.initialStatus != null) {
       _selectedStatus = widget.statuses?.firstWhere((element) {
-        return element?.id == widget.initialStatus.id;
+        return element.id == widget.initialStatus?.id;
       });
     } else {
       _selectedStatus = null;
@@ -33,7 +39,7 @@ class _SingleStatusMenuState extends State<SingleStatusMenu> {
   void initState() {
     if (widget.initialStatus != null) {
       _selectedStatus = widget.statuses?.firstWhere((element) {
-        return element?.id == widget.initialStatus.id;
+        return element.id == widget.initialStatus?.id;
       });
     }
 
@@ -47,9 +53,11 @@ class _SingleStatusMenuState extends State<SingleStatusMenu> {
       decoration: BoxDecoration(
         color: AColors.inputFieldBackgroundColor,
         border: Border.all(
-          color: Color(0xffefefef),
+          color: const Color(0xffefefef),
+        ),
+        borderRadius: BorderRadius.circular(
+          AppStyle.borderRadius * AppStyle.getScaleFactor(context),
         ),
-        borderRadius: BorderRadius.circular(AppStyle.borderRadius * AppStyle.getScaleFactor(context)),
         // boxShadow: const [
         //   AppStyle.boxShadow
         // ]
@@ -57,7 +65,7 @@ class _SingleStatusMenuState extends State<SingleStatusMenu> {
       child: DropdownButton<Lookup>(
         value: _selectedStatus,
         iconSize: 24,
-        icon: Icon(Icons.keyboard_arrow_down_rounded),
+        icon: const Icon(Icons.keyboard_arrow_down_rounded),
         elevation: 0,
         isExpanded: true,
         hint: Text(
@@ -65,19 +73,23 @@ class _SingleStatusMenuState extends State<SingleStatusMenu> {
           style: Theme.of(context).textTheme.subtitle1,
         ),
         style: TextStyle(color: Theme.of(context).primaryColor),
-        underline: SizedBox.shrink(),
-        onChanged: (Lookup newValue) {
+        underline: const SizedBox.shrink(),
+        onChanged: (Lookup? newValue) {
           setState(() {
             _selectedStatus = newValue;
           });
-          widget.onSelect(newValue);
+          if (widget.onSelect != null) {
+            widget.onSelect!(newValue);
+          }
         },
-        items: widget.statuses.map<DropdownMenuItem<Lookup>>((Lookup value) {
+        items: widget.statuses?.map<DropdownMenuItem<Lookup>>((Lookup value) {
           return DropdownMenuItem<Lookup>(
             value: value,
             child: Text(
-              value.label,
-              style: Theme.of(context).textTheme.subtitle1.copyWith(color: Theme.of(context).primaryColor, fontWeight: FontWeight.w600),
+              value.label ?? '',
+              style: Theme.of(context).textTheme.titleMedium?.copyWith(
+                  color: Theme.of(context).primaryColor,
+                  fontWeight: FontWeight.w600),
             ),
           );
         }).toList(),

old_lib/views/widgets/timer/app_timer.dart

@@ -1,19 +1,21 @@
 import 'dart:async';
 
 import 'package:flutter/material.dart';
-import 'package:test_sa/models/timer_model.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/widgets/loaders/app_loading.dart';
+
+import '../../../models/timer_model.dart';
+import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
+
 class AppTimer extends StatefulWidget {
-  final TimerModel timer;
+  final TimerModel? timer;
   final Future<bool> Function(TimerModel) onChange;
-  final TextStyle style;
+  final TextStyle? style;
+
   const AppTimer({
-    Key key,
+    Key? key,
     this.timer,
-    this.onChange,
     this.style,
+    required this.onChange,
   }) : super(key: key);
 
   @override
@@ -21,43 +23,46 @@ class AppTimer extends StatefulWidget {
 }
 
 class _AppTimerState extends State<AppTimer> {
-  Timer _timer;
-  DateTime _startAt;
-  DateTime _endAt;
+  Timer? _timer;
+  DateTime? _startAt;
+  DateTime? _endAt;
   int _delay = 0;
   bool _running = false;
   bool _loading = false;
-  final ValueNotifier<String> _period =  ValueNotifier("0:00:00");
+  final ValueNotifier<String> _period = ValueNotifier("0:00:00");
 
   _startTimer() async {
     if (!_running) {
       final time = DateTime.now();
       bool result = await widget.onChange(
-          TimerModel(startAt: time,endAt: null,durationInSecond: _delay));
-      if(!result) return;
+        TimerModel(startAt: time, endAt: null, durationInSecond: _delay),
+      );
+      if (!result) return;
       _running = true;
 
-      if(_endAt != null){
-        _delay += _endAt.difference(_startAt).inSeconds;
+      if (_endAt != null && _startAt != null) {
+        _delay += _endAt!.difference(_startAt!).inSeconds;
       }
       _startAt = time.subtract(Duration(seconds: _delay));
       _endAt = null;
     }
 
     _timer = Timer.periodic(const Duration(seconds: 1), (timer) {
-      if(_loading == true) return;
-      _period.value = (_endAt ?? DateTime.now()).difference(
-          _startAt
-      ).toString().split(".").first;
+      if (_loading == true) return;
+      _period.value = (_endAt ?? DateTime.now())
+          .difference(_startAt!)
+          .toString()
+          .split(".")
+          .first;
     });
   }
 
   _stopTimer() async {
     final time = DateTime.now();
-    final tempStartAt = _startAt.add(Duration(seconds: _delay));
-    bool result = await widget.onChange(
-        TimerModel(startAt: tempStartAt,endAt: time,durationInSecond: _delay));
-    if(!result) return;
+    final tempStartAt = _startAt?.add(Duration(seconds: _delay));
+    bool result = await widget.onChange(TimerModel(
+        startAt: tempStartAt, endAt: time, durationInSecond: _delay));
+    if (!result) return;
     _running = false;
     _endAt = time;
     _startAt = tempStartAt;
@@ -67,9 +72,9 @@ class _AppTimerState extends State<AppTimer> {
   _onPressed() async {
     _loading = true;
     setState(() {});
-    if(!_running){
+    if (!_running) {
       await _startTimer();
-    }else{
+    } else {
       await _stopTimer();
     }
     _loading = false;
@@ -82,17 +87,25 @@ class _AppTimerState extends State<AppTimer> {
     _endAt = widget.timer?.endAt;
     _running = _startAt != null && _endAt == null;
     _delay = (widget.timer?.durationInSecond ?? 0);
-    final difference = _startAt == null ? 0:
-    (_endAt ?? DateTime.now())?.difference(_startAt)?.inSeconds ?? 0;
-    _period.value = Duration(seconds: _running ? difference : _delay + difference).toString().split(".").first;
+    final difference = _startAt == null
+        ? 0
+        : (_endAt ?? DateTime.now()).difference(_startAt!).inSeconds;
+    _period.value =
+        Duration(seconds: _running ? difference : _delay + difference)
+            .toString()
+            .split(".")
+            .first;
     super.initState();
-    if(_running){_startTimer();}
+    if (_running) {
+      _startTimer();
+    }
   }
 
   @override
   void dispose() {
     super.dispose();
   }
+
   @override
   Widget build(BuildContext context) {
     return SizedBox(
@@ -100,31 +113,34 @@ class _AppTimerState extends State<AppTimer> {
       height: 28 * AppStyle.getScaleFactor(context),
       child: ElevatedButton(
         style: ElevatedButton.styleFrom(
-          minimumSize: const Size(1, 1),
-          padding: EdgeInsets.all(4 * AppStyle.getScaleFactor(context)),
-          backgroundColor: _running ? AColors.green[300] : AColors.grey,
-          foregroundColor: Colors.black
-        ),
+            minimumSize: const Size(1, 1),
+            padding: EdgeInsets.all(4 * AppStyle.getScaleFactor(context)),
+            backgroundColor: _running ? AColors.green[300] : AColors.grey,
+            foregroundColor: Colors.black),
         onPressed: _loading ? null : _onPressed,
-        child: _loading ? const SizedBox.square(
-            dimension: 18,child: CircularProgressIndicator(color: Colors.white,)):
-        Row(
-          children: [
-            Icon(_running ? Icons.pause : Icons.play_arrow),
-            Expanded(
-              child: Center(
-                child: ValueListenableBuilder<String>(
-                  valueListenable: _period,
-                  builder: (context,value,_){
-                    return Text(value,
-                      style: widget.style,
-                    );
-                  }
-                ),
+        child: _loading
+            ? const SizedBox.square(
+                dimension: 18,
+                child: CircularProgressIndicator(
+                  color: Colors.white,
+                ))
+            : Row(
+                children: [
+                  Icon(_running ? Icons.pause : Icons.play_arrow),
+                  Expanded(
+                    child: Center(
+                      child: ValueListenableBuilder<String>(
+                          valueListenable: _period,
+                          builder: (context, value, _) {
+                            return Text(
+                              value,
+                              style: widget.style,
+                            );
+                          }),
+                    ),
+                  ),
+                ],
               ),
-            ),
-          ],
-        ),
       ),
     );
   }

old_lib/views/widgets/titles/app_sub_title.dart

@@ -1,22 +1,26 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../../app_style/sizing.dart';
+
 class ASubTitle extends StatelessWidget {
   final String text;
-  final EdgeInsets padding;
-  final Color color;
-  final double font;
-  const ASubTitle(this.text, {Key key,this.padding, this.color, this.font}) : super(key: key);
+  final EdgeInsets? padding;
+  final Color? color;
+  final double? font;
+
+  const ASubTitle(this.text, {Key? key, this.padding, this.color, this.font})
+      : super(key: key);
+
   @override
   Widget build(BuildContext context) {
     return Padding(
       padding: padding ?? EdgeInsets.zero,
       child: Text(
         text,
-        style: Theme.of(context).textTheme.bodyText1.copyWith(
-         // fontWeight: FontWeight.bold,
-          fontSize: font,
-          color: color
-        ),
+        style: Theme.of(context).textTheme.bodyLarge?.copyWith(
+            // fontWeight: FontWeight.bold,
+            fontSize: font,
+            color: color),
         textScaleFactor: AppStyle.getScaleFactor(context),
       ),
     );

old_lib/views/widgets/titles/app_title.dart

@@ -1,22 +1,30 @@
-import 'package:test_sa/views/app_style/sizing.dart';
 import 'package:flutter/material.dart';
+
+import '../../app_style/sizing.dart';
+
 class ATitle extends StatelessWidget {
   final String text;
-  final EdgeInsets padding;
+  final EdgeInsets? padding;
   final bool center;
-  const ATitle(this.text, {Key key,this.padding,this.center= false}) : super(key: key);
+
+  const ATitle(this.text, {Key? key, this.padding, this.center = false})
+      : super(key: key);
+
   @override
   Widget build(BuildContext context) {
     return Padding(
-      padding: padding ?? EdgeInsets.symmetric(horizontal: 16,vertical: 8),
+      padding: padding ??
+          const EdgeInsets.symmetric(
+            horizontal: 16,
+            vertical: 8,
+          ),
       child: Row(
-        mainAxisAlignment: center
-            ? MainAxisAlignment.center
-            : MainAxisAlignment.start,
+        mainAxisAlignment:
+            center ? MainAxisAlignment.center : MainAxisAlignment.start,
         children: [
           Text(
             text,
-            style: Theme.of(context).textTheme.headline6,
+            style: Theme.of(context).textTheme.titleLarge,
             textScaleFactor: AppStyle.getScaleFactor(context),
           ),
         ],

old_lib/views/widgets/titles/expandable_info_row.dart

@@ -1,24 +1,32 @@
 import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../../app_style/sizing.dart';
+
 class ExpandableInfoRow extends StatefulWidget {
-  final IconData iconData;
+  final IconData? iconData;
   final String title;
   final Widget child;
 
-  const ExpandableInfoRow({Key key, this.iconData, this.title, this.child}) : super(key: key);
+  const ExpandableInfoRow({
+    Key? key,
+    this.iconData,
+    required this.title,
+    required this.child,
+  }) : super(key: key);
 
   @override
-  _ExpandableInfoRowState createState() => _ExpandableInfoRowState();
+  ExpandableInfoRowState createState() => ExpandableInfoRowState();
 }
 
-class _ExpandableInfoRowState extends State<ExpandableInfoRow>
-    with TickerProviderStateMixin{
+class ExpandableInfoRowState extends State<ExpandableInfoRow>
+    with TickerProviderStateMixin {
   bool _isExpanded = false;
+
   @override
   Widget build(BuildContext context) {
     return InkWell(
-      onTap: (){
+      onTap: () {
         _isExpanded = !_isExpanded;
         setState(() {});
       },
@@ -26,39 +34,37 @@ class _ExpandableInfoRowState extends State<ExpandableInfoRow>
         children: [
           Row(
             children: <Widget>[
-              widget.iconData != null ?
-              Padding(
-                padding: EdgeInsets.symmetric(
-                  horizontal: 8 * AppStyle.getScaleFactor(context),
-                  vertical: 2 * AppStyle.getScaleFactor(context),
-                ),
-                child: FaIcon(
-                  widget.iconData,
-                  color: Theme.of(context).primaryColor,
-                  size: 20 * AppStyle.getScaleFactor(context),
-                ),
-              ):SizedBox.shrink(),
+              widget.iconData != null
+                  ? Padding(
+                      padding: EdgeInsets.symmetric(
+                        horizontal: 8 * AppStyle.getScaleFactor(context),
+                        vertical: 2 * AppStyle.getScaleFactor(context),
+                      ),
+                      child: FaIcon(
+                        widget.iconData,
+                        color: Theme.of(context).primaryColor,
+                        size: 20 * AppStyle.getScaleFactor(context),
+                      ),
+                    )
+                  : const SizedBox.shrink(),
               Expanded(
                 flex: 2,
                 child: Text(
                   widget.title,
-                  style: TextStyle(
+                  style: const TextStyle(
                     //color: Theme.of(context).dividerColor,
                     fontSize: 14,
                     fontWeight: FontWeight.bold,
                   ),
-                  textScaleFactor:  AppStyle.getScaleFactor(context),
+                  textScaleFactor: AppStyle.getScaleFactor(context),
                 ),
               ),
               AnimatedSwitcher(
-                duration: Duration(milliseconds: 400),
+                duration: const Duration(milliseconds: 400),
                 transitionBuilder: (Widget child, Animation<double> animation) {
                   return FadeTransition(
-                    child: ScaleTransition(
-                        child: child,
-                        scale: animation
-                    ),
                     opacity: animation,
+                    child: ScaleTransition(scale: animation, child: child),
                   );
                 },
                 child: Icon(
@@ -75,17 +81,21 @@ class _ExpandableInfoRowState extends State<ExpandableInfoRow>
             ],
           ),
           AnimatedSize(
-            duration: Duration(milliseconds: 300),
+            duration: const Duration(milliseconds: 300),
             child: Visibility(
-              visible: _isExpanded,
-              child: Padding(
-                padding: EdgeInsets.symmetric(vertical: 8 * AppStyle.getScaleFactor(context)),
-                child: widget.child,
-              )
-            ),
+                visible: _isExpanded,
+                child: Padding(
+                  padding: EdgeInsets.symmetric(
+                      vertical: 8 * AppStyle.getScaleFactor(context)),
+                  child: widget.child,
+                )),
+          ),
+          Divider(
+            height: 2 * AppStyle.getScaleFactor(context),
+          ),
+          SizedBox(
+            height: 8 * AppStyle.getScaleFactor(context),
           ),
-          Divider(height: 2 * AppStyle.getScaleFactor(context),),
-          SizedBox(height: 8 * AppStyle.getScaleFactor(context),),
         ],
       ),
     );

old_lib/views/widgets/visits/visit_item.dart

@@ -1,13 +1,12 @@
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'package:test_sa/controllers/localization/localization.dart';
-import 'package:test_sa/controllers/providers/api/user_provider.dart';
-import 'package:test_sa/models/enums/user_types.dart';
-import 'package:test_sa/models/subtitle.dart';
-import 'package:test_sa/models/visits/visit.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/widgets/visits/visit_status.dart';
+
+import '../../../controllers/localization/localization.dart';
+import '../../../controllers/providers/api/user_provider.dart';
+import '../../../models/enums/user_types.dart';
+import '../../../models/visits/visit.dart';
+import '../../app_style/sizing.dart';
+import 'visit_status.dart';
 
 class VisitItem extends StatelessWidget {
   final Visit visit;
@@ -18,31 +17,47 @@ class VisitItem extends StatelessWidget {
   final Function(Visit) onLongPress;
   final Function(Visit) onSelect;
 
-  const VisitItem({Key key, this.visit, this.onPressed, this.isSelected = false, this.activeSelectMod = false, this.onLongPress, this.onSelect, this.index}) : super(key: key);
+  const VisitItem({
+    Key? key,
+    this.isSelected = false,
+    this.activeSelectMod = false,
+    required this.visit,
+    required this.onPressed,
+    required this.onLongPress,
+    required this.onSelect,
+    required this.index,
+  }) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
-    UserProvider _userProvider = Provider.of<UserProvider>(context);
-    Color itemColor = index % 2 == 0 ? Theme.of(context).colorScheme.primary : Theme.of(context).colorScheme.onPrimary;
-    Color onItemColor = index % 2 != 0 ? Theme.of(context).colorScheme.primary : Theme.of(context).colorScheme.onPrimary;
-    Subtitle _subtitle = AppLocalization.of(context).subtitle;
+    UserProvider userProvider = Provider.of<UserProvider>(context);
+    Color itemColor = index % 2 == 0
+        ? Theme.of(context).colorScheme.primary
+        : Theme.of(context).colorScheme.onPrimary;
+    Color onItemColor = index % 2 != 0
+        ? Theme.of(context).colorScheme.primary
+        : Theme.of(context).colorScheme.onPrimary;
+    final subtitle = AppLocalization.of(context)?.subtitle;
     return Padding(
       padding: const EdgeInsets.symmetric(vertical: 4),
       child: ElevatedButton(
         style: ElevatedButton.styleFrom(
-          padding: EdgeInsets.symmetric(vertical: 8, horizontal: 8),
+          padding: const EdgeInsets.symmetric(vertical: 8, horizontal: 8),
           primary: itemColor,
           shape: RoundedRectangleBorder(
-            borderRadius: BorderRadius.circular(AppStyle.getBorderRadius(context)),
+            borderRadius:
+                BorderRadius.circular(AppStyle.getBorderRadius(context)),
           ),
         ),
         onPressed: () {
-          if (activeSelectMod && _userProvider.user.type == UsersTypes.engineer)
+          if (activeSelectMod &&
+              userProvider.user?.type == UsersTypes.engineer) {
             onSelect(visit);
-          else
+          } else {
             onPressed(visit);
+          }
         },
-        onLongPress: _userProvider.user.type == UsersTypes.engineer
+        onLongPress: userProvider.user?.type == UsersTypes.engineer
             ? () {
                 onLongPress(visit);
               }
@@ -55,11 +70,14 @@ class VisitItem extends StatelessWidget {
                 Expanded(
                   child: Text(
                     "S.N: " + visit.deviceSerialNumber ?? "No serial number",
-                    style: Theme.of(context).textTheme.headline6.copyWith(color: onItemColor, fontSize: 16, fontWeight: FontWeight.bold),
+                    style: Theme.of(context).textTheme.titleLarge?.copyWith(
+                        color: onItemColor,
+                        fontSize: 16,
+                        fontWeight: FontWeight.bold),
                   ),
                 ),
                 AnimatedSwitcher(
-                  duration: Duration(milliseconds: 400),
+                  duration: const Duration(milliseconds: 400),
                   child: Visibility(
                     key: ValueKey(activeSelectMod),
                     visible: activeSelectMod,
@@ -87,7 +105,7 @@ class VisitItem extends StatelessWidget {
                 Expanded(
                   child: Text(
                     visit.hospitalName ?? "No client found",
-                    style: Theme.of(context).textTheme.subtitle1.copyWith(
+                    style: Theme.of(context).textTheme.titleMedium?.copyWith(
                           color: onItemColor,
                           fontSize: 14,
                         ),
@@ -97,7 +115,7 @@ class VisitItem extends StatelessWidget {
             ),
             Text(
               visit.modelAndBrand ?? "",
-              style: Theme.of(context).textTheme.subtitle1.copyWith(
+              style: Theme.of(context).textTheme.titleMedium?.copyWith(
                     color: onItemColor,
                     fontSize: 14,
                   ),
@@ -110,12 +128,15 @@ class VisitItem extends StatelessWidget {
                 Expanded(
                   child: Text(
                     visit.employName ?? "No employ found",
-                    style: Theme.of(context).textTheme.headline6.copyWith(color: onItemColor, fontSize: 14, fontWeight: FontWeight.bold),
+                    style: Theme.of(context).textTheme.titleLarge?.copyWith(
+                        color: onItemColor,
+                        fontSize: 14,
+                        fontWeight: FontWeight.bold),
                   ),
                 ),
                 Text(
                   visit.contactStatus ?? "",
-                  style: Theme.of(context).textTheme.subtitle1.copyWith(
+                  style: Theme.of(context).textTheme.titleMedium?.copyWith(
                         color: onItemColor,
                         fontSize: 14,
                       ),
@@ -132,15 +153,15 @@ class VisitItem extends StatelessWidget {
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
                       Text(
-                        _subtitle.expectDate,
-                        style: Theme.of(context).textTheme.headline6.copyWith(
+                        subtitle?.expectDate ?? '',
+                        style: Theme.of(context).textTheme.titleLarge?.copyWith(
                               color: onItemColor,
                               fontSize: 14,
                             ),
                       ),
                       Text(
-                        visit.expectDate ?? _subtitle.noDateFound,
-                        style: Theme.of(context).textTheme.headline6.copyWith(
+                        visit.expectDate ?? subtitle?.noDateFound ?? '',
+                        style: Theme.of(context).textTheme.titleLarge?.copyWith(
                               color: onItemColor,
                               fontSize: 14,
                             ),
@@ -152,15 +173,15 @@ class VisitItem extends StatelessWidget {
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
                     Text(
-                      _subtitle.actualDate,
-                      style: Theme.of(context).textTheme.headline6.copyWith(
+                      subtitle?.actualDate ?? '',
+                      style: Theme.of(context).textTheme.titleLarge?.copyWith(
                             color: onItemColor,
                             fontSize: 14,
                           ),
                     ),
                     Text(
-                      visit.actualDate ?? _subtitle.noDateFound,
-                      style: Theme.of(context).textTheme.headline6.copyWith(
+                      visit.actualDate ?? subtitle?.noDateFound ?? '',
+                      style: Theme.of(context).textTheme.titleLarge?.copyWith(
                             color: onItemColor,
                             fontSize: 14,
                           ),

old_lib/views/widgets/visits/visit_status.dart

@@ -1,44 +1,47 @@
 import 'package:flutter/material.dart';
-import 'package:test_sa/models/visits/visit.dart';
-import 'package:test_sa/views/app_style/colors.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
+
+import '../../../models/visits/visit.dart';
+import '../../app_style/colors.dart';
+import '../../app_style/sizing.dart';
+
 class VisitStatusLabel extends StatelessWidget {
   final Visit visit;
 
-  const VisitStatusLabel({Key key, this.visit}) : super(key: key);
+  const VisitStatusLabel({Key? key, required this.visit}) : super(key: key);
 
-  Color getStatusColor(){
-    switch(visit.status.id){
-      case 0: return AColors.green;
-      case 1: return AColors.grey;
-      case 2: return AColors.grey;
-      default : return AColors.grey;
+  Color getStatusColor() {
+    switch (visit.status.id) {
+      case 0:
+        return AColors.green;
+      case 1:
+        return AColors.grey;
+      case 2:
+        return AColors.grey;
+      default:
+        return AColors.grey;
     }
   }
 
   @override
   Widget build(BuildContext context) {
-    return  Container(
-        padding: EdgeInsets.symmetric(vertical: 2,horizontal: 8),
-        alignment: Alignment.center,
-        decoration: BoxDecoration(
-            color: getStatusColor(),
-            borderRadius: BorderRadius.circular(
-                AppStyle.getBorderRadius(context)
+    return Container(
+      padding: const EdgeInsets.symmetric(vertical: 2, horizontal: 8),
+      alignment: Alignment.center,
+      decoration: BoxDecoration(
+        color: getStatusColor(),
+        borderRadius: BorderRadius.circular(AppStyle.getBorderRadius(context)),
+        boxShadow: const [AppStyle.boxShadow],
+      ),
+      child: Text(
+        visit.status.label == null || visit.status.label.isEmpty
+            ? "no status"
+            : visit.status.label,
+        style: Theme.of(context).textTheme.titleSmall?.copyWith(
+              color: getStatusColor().computeLuminance() > 0.5
+                  ? AColors.black
+                  : Colors.white,
             ),
-            boxShadow: [
-              AppStyle.boxShadow
-            ]
-        ),
-        child: Text(
-          visit.status.label == null
-          || visit.status.label.isEmpty
-              ? "no status" :visit.status.label,
-          style: Theme.of(context).textTheme.subtitle2.copyWith(
-            color: getStatusColor().computeLuminance() > 0.5
-                ? AColors.black : Colors.white,
-          ),
-        )
+      ),
     );
   }
 }

old_lib/views/widgets/visits/visits_list.dart

@@ -1,12 +1,14 @@
-import 'package:test_sa/controllers/localization/localization.dart';
-import 'package:test_sa/models/subtitle.dart';
-import 'package:test_sa/models/visits/visit.dart';
-import 'package:test_sa/views/app_style/sizing.dart';
-import 'package:test_sa/views/pages/user/visits/visit_details.dart';
-import 'package:test_sa/views/widgets/loaders/lazy_loading.dart';
-import 'package:test_sa/views/widgets/loaders/no_item_found.dart';
-import 'package:test_sa/views/widgets/visits/visit_item.dart';
 import 'package:flutter/material.dart';
+
+import '../../../controllers/localization/localization.dart';
+import '../../../models/subtitle.dart';
+import '../../../models/visits/visit.dart';
+import '../../app_style/sizing.dart';
+import '../../pages/user/visits/visit_details.dart';
+import '../loaders/lazy_loading.dart';
+import '../loaders/no_item_found.dart';
+import 'visit_item.dart';
+
 class VisitsList extends StatefulWidget {
   final List<Visit> visits;
   final bool nextPage;
@@ -14,29 +16,31 @@ class VisitsList extends StatefulWidget {
   final Function(List<Visit>) onEditGroup;
 
   const VisitsList({
-    Key key,
-    this.visits,
-    this.nextPage,
-    this.onLazyLoad,
-    this.onEditGroup
+    Key? key,
+    required this.visits,
+    required this.nextPage,
+    required this.onLazyLoad,
+    required this.onEditGroup,
   }) : super(key: key);
 
   @override
-  _VisitsListState createState() => _VisitsListState();
+  VisitsListState createState() => VisitsListState();
 }
 
-class _VisitsListState extends State<VisitsList> {
-  List<Visit> _selectedVisits = [];
+class VisitsListState extends State<VisitsList> {
+  final List<Visit> _selectedVisits = [];
+
   @override
   void initState() {
     _selectedVisits.clear();
     super.initState();
   }
+
   @override
   Widget build(BuildContext context) {
-    Subtitle _subtitle = AppLocalization.of(context).subtitle;
-    if(widget.visits.length == 0){
-      return NoItemFound(message: _subtitle.noVisitsFound,);
+    Subtitle? subtitle = AppLocalization.of(context)?.subtitle;
+    if (widget.visits.isEmpty) {
+      return NoItemFound(message: subtitle?.noVisitsFound);
     }
     return Stack(
       children: [
@@ -44,34 +48,33 @@ class _VisitsListState extends State<VisitsList> {
           nextPage: widget.nextPage,
           onLazyLoad: widget.onLazyLoad,
           child: ListView.builder(
-            //physics: BouncingScrollPhysics(),
-            itemCount: widget.visits.length,
-            padding: EdgeInsets.symmetric(horizontal: 16,vertical: 8),
-              itemBuilder: (context,itemIndex){
-              Visit _visit = widget.visits[itemIndex];
-              bool _isSelected = _selectedVisits.contains(_visit);
+              //physics: BouncingScrollPhysics(),
+              itemCount: widget.visits.length,
+              padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+              itemBuilder: (context, itemIndex) {
+                Visit visit = widget.visits[itemIndex];
+                bool isSelected = _selectedVisits.contains(visit);
                 return VisitItem(
-                  visit: _visit,
-                  isSelected: _isSelected,
+                  visit: visit,
+                  isSelected: isSelected,
                   index: itemIndex,
                   activeSelectMod: _selectedVisits.isNotEmpty,
-                  onPressed: (visit){
-                    Navigator.of(context).push(
-                      MaterialPageRoute(
-                          builder: (_)=> VisitDetailsPage(visit: visit,)
-                      )
-                    );
+                  onPressed: (visit) {
+                    Navigator.of(context).push(MaterialPageRoute(
+                        builder: (_) => VisitDetailsPage(
+                              visit: visit,
+                            )));
                   },
-                  onSelect: (visit){
-                    if(_isSelected){
+                  onSelect: (visit) {
+                    if (isSelected) {
                       _selectedVisits.remove(visit);
                     } else {
                       _selectedVisits.add(visit);
                     }
                     setState(() {});
                   },
-                  onLongPress: (visit){
-                    if(_isSelected){
+                  onLongPress: (visit) {
+                    if (isSelected) {
                       _selectedVisits.remove(visit);
                     } else {
                       _selectedVisits.add(visit);
@@ -79,15 +82,14 @@ class _VisitsListState extends State<VisitsList> {
                     setState(() {});
                   },
                 );
-              }
-          ),
+              }),
         ),
         Align(
           alignment: Alignment.bottomLeft,
           child: Padding(
             padding: EdgeInsets.all(8.0 * AppStyle.getScaleFactor(context)),
             child: AnimatedSwitcher(
-              duration: Duration(milliseconds: 400),
+              duration: const Duration(milliseconds: 400),
               child: Visibility(
                 key: ValueKey(_selectedVisits.isNotEmpty),
                 visible: _selectedVisits.isNotEmpty,
@@ -96,17 +98,17 @@ class _VisitsListState extends State<VisitsList> {
                   children: [
                     FloatingActionButton(
                       heroTag: "cancel",
-                      child: Icon(Icons.cancel),
-                      onPressed: (){
+                      child: const Icon(Icons.cancel),
+                      onPressed: () {
                         _selectedVisits.clear();
                         setState(() {});
                       },
                     ),
                     FloatingActionButton(
                       heroTag: "edit",
-                      child: Icon(Icons.edit),
-                      onPressed: (){
-                        if(!widget.visits.contains(_selectedVisits.first)){
+                      child: const Icon(Icons.edit),
+                      onPressed: () {
+                        if (!widget.visits.contains(_selectedVisits.first)) {
                           _selectedVisits.clear();
                           setState(() {});
                           return;