Pass selected city as parameter to Server List Component.

ServerManagement/Components/Controls/ServerListComponent.razor

@@ -1,6 +1,8 @@
 @inject NavigationManager NavigationManager
 
-<ul>
+@if (this.servers != null && this.servers.Count > 0)
+{
+  <ul>
     <Virtualize Items="this.servers" Context="server">
       <li @key="server.Id">
         @server.Name in @server.City is
@@ -18,10 +20,18 @@
         </EditForm>
       </li>
     </Virtualize>
-</ul>
+  </ul>
+}
 
 @code {
-  private List<Server> servers = ServersRepository.GetServersByCity("Eindhoven");
+  [Parameter]
+  public string? CityName { get; set; }
+  private List<Server>? servers;
+
+  protected override void OnParametersSet()
+  {
+    servers = ServersRepository.GetServersByCity(CityName ?? "Eindhoven");
+  }
 
   private void DeleteServer(int serverId)
   {

ServerManagement/Components/Pages/Servers.razor

@@ -33,7 +33,7 @@
 <a href="@($"/servers/add")" class="btn btn-primary">Add</a>
 <br/>
 
-<ServerListComponent></ServerListComponent>
+<ServerListComponent CityName="@this.selectedCity"></ServerListComponent>
 
 @code {
   private List<string> cities = ServersRepository.GetCities();
@@ -52,7 +52,6 @@
   private void SelectCity(string cityName)
   {
     this.selectedCity = cityName;
-    //this.servers = ServersRepository.GetServersByCity(this.selectedCity);
   }
 
   private void HandleSearch()