Add visibility if valid kunde on speisekarte

src/y4f/Pages/Index.razor

@@ -3,6 +3,7 @@
 
 @inject HttpClient Http
 @inject Blazored.LocalStorage.ISyncLocalStorageService localStorage
+@inject NavigationManager _navigationManager
 
 <PageTitle>Yummy4Friends</PageTitle>
 
@@ -35,6 +36,7 @@
 			if (kunde.Code == qrcodeValue)
 			{
 				localStorage.SetItem("kunde", kunde);
+				_navigationManager.NavigateTo("/speisekarte");
 				break;
 			}
 		}

src/y4f/Pages/Speisekarte.razor

@@ -1,6 +1,8 @@
 @page "/Speisekarte"
 
 @inject HttpClient Http
+@inject Blazored.LocalStorage.ISyncLocalStorageService localStorage
+@inject NavigationManager _navigationManager
 
 <h1>Speisekarte</h1>
 <div class="row justify-content-center">
@@ -72,11 +74,29 @@
 @code {
 	private List<Menuitemkategorie> menuitemkategories = new List<Menuitemkategorie>();
 	private List<Menuitemueberkategorie> menuitemueberkategories = new List<Menuitemueberkategorie>();
+	private List<Kunde> kunden = new List<Kunde>();
+
+	private Kunde curretKunde = new Kunde();
 
 	protected override async Task OnInitializedAsync()
 	{
+		kunden = await Http.GetFromJsonAsync<List<Kunde>>("https://localhost:7076/api/kunden");
+		if (kunden.Count > 0)
+		{
+			var kunde = localStorage.GetItem<Kunde>("kunde");
+			if (kunde != null)
+			{
+				curretKunde = kunde;
+			}
+			else
+			{
+				_navigationManager.NavigateTo("/");
+			}
+		}
+
 		menuitemkategories = await Http.GetFromJsonAsync<List<Menuitemkategorie>>("https://localhost:7076/api/MenuItemKategories");
 		menuitemueberkategories = await Http.GetFromJsonAsync<List<Menuitemueberkategorie>>("https://localhost:7076/api/MenuItemUeberkategories");
+
 	}
 
 	public class Menuitemkategorie
@@ -97,4 +117,11 @@
 	}
 
 
+	public class Kunde
+	{
+		public int Idkunde { get; set; }
+		public string Code { get; set; }
+		public int Treuepunkte { get; set; }
+	}
+
 }