Validation of mandatory fields

Pages/AccountPage.razor

 @inject IStringLocalizer<Resources> I18n
 @inject PageHistoryManager PageHistoryManager
 @inject ReportDataProvider ReportDataProvider
+@inject Toaster Toaster
 
 
 <div class="row px-3 h-100">
         </div>
         <div class="row no-gutters align-items-center w-100">
             <div class="col-12">
-                <MatStringField Class="w-100" Label="@I18n["Address"]" Outlined="true" type="text" @bind-Value="@Account.Address" Required="true"></MatStringField>
+                <MatStringField Class="w-100" Label="@I18n["Address"]" Outlined="true" type="text" @bind-Value="@Account.Address" ></MatStringField>
             </div>
         </div>
         <div class="row no-gutters align-items-center w-100">
             <div class="col-4" style="padding-right:0.5em">
-                <MatStringField Class="w-100" Label="@I18n["Zip"]" Outlined="true" type="text" @bind-Value="@Account.Zip" Required="true"></MatStringField>
+                <MatStringField Class="w-100" Label="@I18n["Zip"]" Outlined="true" type="text" @bind-Value="@Account.Zip"></MatStringField>
             </div>
             <div class="col-8" style="padding-left:0.5em">
-                <MatStringField Class="w-100" Label="@I18n["City"]" Outlined="true" type="text" @bind-Value="@Account.City" Required="true"></MatStringField>
+                <MatStringField Class="w-100" Label="@I18n["City"]" Outlined="true" type="text" @bind-Value="@Account.City"></MatStringField>
             </div>
         </div>
         <div class="row no-gutters align-items-center w-100">
 
     private void Next() {
         PageHistoryManager.AddPageToHistory(NavigationManager.Uri);
-        if ("Found".Equals(FromRoute)) {
-            UserDataProvider.MapReport(ReportDataProvider.Report, Account);
-            NavigationManager.NavigateTo("fundvelo/conclusion_found");
-        } else {
-            UserDataProvider.MapMissingReport(ReportDataProvider.GetMissingReport(), Account);
-            NavigationManager.NavigateTo("fundvelo/conclusion_missing");
+        try {
+            if ("Found".Equals(FromRoute)) {
+                UserDataProvider.MapReport(ReportDataProvider.Report, Account);
+                Validator.ValidateContact(ReportDataProvider.Report);
+                NavigationManager.NavigateTo("fundvelo/conclusion_found");
+            } else {
+                UserDataProvider.MapMissingReport(ReportDataProvider.GetMissingReport(), Account);
+                Validator.ValidateContact(ReportDataProvider.Report);
+                NavigationManager.NavigateTo("fundvelo/conclusion_missing");
+            }
+        } catch (ArgumentException ex) {
+            Toaster.ShowWarning(I18n.GetString("Warning.MandatoryFields.Title"), I18n.GetString("Warning.MandatoryFields.Msg"));
         }
     }
 

Pages/Fundvelo/CaritasServiceFundVeloAlternatePickupContactPage.razor

 @inject IStringLocalizer<Resources> I18n
 @inject PageHistoryManager PageHistoryManager
 @inject ReportDataProvider ReportDataProvider
+@inject Toaster Toaster
 
 
 <div class="row px-3 h-100">
     private void Next() {
         updateDtoFromGUI();
         PageHistoryManager.AddPageToHistory(NavigationManager.Uri);
-        NavigationManager.NavigateTo("fundvelo/account/Found");
+        try {
+            Validator.ValidateAlternatePickContact(ReportDataProvider.GetFoundReport());
+            NavigationManager.NavigateTo("fundvelo/account/Found");
+        } catch (ArgumentException ex) {
+            Toaster.ShowWarning(I18n.GetString("Warning.MandatoryFields.Title"), I18n.GetString("Warning.MandatoryFields.Msg"));
+        }
     }
 
     private void Cancel() {
         FoundReport report = ReportDataProvider.GetFoundReport();
         pucSalutation = report.AbholAnrede;
         pucFirstname = report.AbholVorname;
-        pucLastname = report.AbholNachname ;
-        pucAddress = report.AbholStrasse ;
-        pucZip = report.AbholPLZ ;
+        pucLastname = report.AbholNachname;
+        pucAddress = report.AbholStrasse;
+        pucZip = report.AbholPLZ;
         pucCity = report.AbholOrt;
         pucMobile = report.AbholMobil;
         pucPhone = report.AbholTelefon;

Pages/Fundvelo/CaritasServiceFundVeloFoundKeyDataPage.razor

     private void Next() {
         updateDtoFromGUI();
         PageHistoryManager.AddPageToHistory(NavigationManager.Uri);
-        if (abholadresseIsNotContact) {
-            NavigationManager.NavigateTo("fundvelo/alternate_pickup");
-        } else {
-            NavigationManager.NavigateTo("fundvelo/account/Found");
+        try {
+            Validator.ValidateFoundReportKeyData(ReportDataProvider.GetFoundReport());
+            if (abholadresseIsNotContact) {
+                NavigationManager.NavigateTo("fundvelo/alternate_pickup");
+            } else {
+                NavigationManager.NavigateTo("fundvelo/account/Found");
+            }
+        } catch (ArgumentException ex) {
+            Toaster.ShowWarning(I18n.GetString("Warning.MandatoryFields.Title"), I18n.GetString("Warning.MandatoryFields.Msg"));
         }
     }
 
         if (SelectedBrand != null) {
             if (SelectedBrand.Id == -999) {
                 report.NeueMarke = SelectedBrand.Bezeichnung;
+                report.MarkeId = null;
             } else {
                 report.MarkeId = SelectedBrand.Id;
             }

Shared/ResourceFiles/Resources.de.resx

   <data name="Username" xml:space="preserve">
     <value>Benutzername oder E-Mail</value>
   </data>
+  <data name="Warning.MandatoryFields.Msg" xml:space="preserve">
+    <value>Einige Pflichtfelder (*) sind leer! Bitte definieren Sie diese und versuchen Sie es erneut.</value>
+  </data>
+  <data name="Warning.MandatoryFields.Title" xml:space="preserve">
+    <value>Leere Pflichtfelder!</value>
+  </data>
   <data name="Warning.Masterdata.Msg" xml:space="preserve">
     <value>Die Stammdaten konnten nicht abgerufen werden. Es werden stattdessen die Standardwerte verwendet!</value>
   </data>

Shared/ResourceFiles/Resources.fr.resx

   <data name="Username" xml:space="preserve">
     <value>Nom d'utilisateur ou courriel</value>
   </data>
+  <data name="Warning.MandatoryFields.Msg" xml:space="preserve">
+    <value>Certains champs obligatoires (*) sont vides ! Veuillez les définir et réessayer.</value>
+  </data>
+  <data name="Warning.MandatoryFields.Title" xml:space="preserve">
+    <value>Champs obligatoires manquants !</value>
+  </data>
   <data name="Warning.Masterdata.Msg" xml:space="preserve">
     <value>Les données de base n'ont pas pu être récupérées. Les valeurs par défaut sont utilisées à la place !</value>
   </data>

Shared/ResourceFiles/Resources.it.resx

   <data name="Username" xml:space="preserve">
     <value>Nome d'utente o e-mail</value>
   </data>
+  <data name="Warning.MandatoryFields.Msg" xml:space="preserve">
+    <value>Alcuni campi obbligatori (*) sono vuoti! Per favore, definiscili e prova di nuovo.</value>
+  </data>
+  <data name="Warning.MandatoryFields.Title" xml:space="preserve">
+    <value>Campi obbligatori vuoti!</value>
+  </data>
   <data name="Warning.Masterdata.Msg" xml:space="preserve">
     <value>Non è stato possibile recuperare i dati anagrafici. Vengono invece utilizzati i valori di default!</value>
   </data>

Shared/ResourceFiles/Resources.resx

   <data name="Username" xml:space="preserve">
     <value>Username or E-Mail</value>
   </data>
+  <data name="Warning.MandatoryFields.Msg" xml:space="preserve">
+    <value>Some mandatory fields (*) are empty! Pleas define them and try again.</value>
+  </data>
+  <data name="Warning.MandatoryFields.Title" xml:space="preserve">
+    <value>Mandatory fields missing!</value>
+  </data>
   <data name="Warning.Masterdata.Msg" xml:space="preserve">
     <value>The master data could not be retrieved. The default values are used instead!</value>
   </data>

Shared/Services/Fundvelo/Validator.cs

+using cwebplusApp.Shared.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace cwebplusApp.Shared.Services {
+    
+    public class Validator {
+
+        public static void ValidateFoundReportKeyData(FoundReport report) {
+            int notValid = 0;
+            notValid += String.IsNullOrEmpty(report.GeographicInfo.Address) ? 1 : 0;
+            notValid += String.IsNullOrEmpty(report.GeographicInfo.Town) ? 1 : 0;
+            notValid += String.IsNullOrEmpty(report.GeographicInfo.Postcode) ? 1 : 0;
+            notValid += (report.FarbeId == null) ? 1 : 0;
+            notValid += (report.MarkeId == null && String.IsNullOrEmpty(report.NeueMarke)) ? 1 : 0;
+            notValid += (report.TypId == null) ? 1 : 0;
+
+            if (notValid > 0) {
+                throw new ArgumentException("ValidationException");
+            }
+        }
+
+        public static void ValidateAlternatePickContact(FoundReport report) {
+            if (!report.AbholadresseIstKontakt) {
+                int notValid = 0;
+                notValid += String.IsNullOrEmpty(report.AbholAnrede) ? 1 : 0;
+                notValid += String.IsNullOrEmpty(report.AbholVorname) ? 1 : 0;
+                notValid += String.IsNullOrEmpty(report.AbholNachname) ? 1 : 0;
+                notValid += String.IsNullOrEmpty(report.AbholStrasse) ? 1 : 0;
+                notValid += String.IsNullOrEmpty(report.AbholPLZ) ? 1 : 0;
+                notValid += String.IsNullOrEmpty(report.AbholOrt) ? 1 : 0;
+                if (notValid > 0) {
+                    throw new ArgumentException("ValidationException");
+                }
+            }
+        }
+
+        public static void ValidateContact(Report report) {
+            int notValid = 0;
+            notValid += String.IsNullOrEmpty(report.Anrede) ? 1 : 0;
+            notValid += String.IsNullOrEmpty(report.Vorname) ? 1 : 0;
+            notValid += String.IsNullOrEmpty(report.Nachname) ? 1 : 0;
+            notValid += String.IsNullOrEmpty(report.Telefon) ? 1 : 0;
+            if (notValid > 0) {
+                throw new ArgumentException("ValidationException");
+            }
+        }
+    }
+}

wwwroot/index.html

         if ('serviceWorker' in navigator) {
             navigator.serviceWorker.register('service-worker.js')
                 .then((reg) => console.log('Service worker registered.', reg))
-                .catch((err) => console.log('Failed to registe Service worker.', err));
+                .catch((err) => console.log('Failed to register Service worker.', err));
         }
     </script>
     <script>