Added Locations update CRUD element, fixed locations index missing cn attribute

src/Models/LocationsModels.cs

@@ -0,0 +1,31 @@
+namespace Berufsschule_HAM.Models;
+
+using System.Text.Json;
+using Berufsschule_HAM.Exceptions;
+public class LocationModel
+{
+    public required string Cn { get; set; }
+    public LocationsDescription? Description { get; set; }
+    public string? Location { get; set; }
+    public string? Street { get; set; }
+    public LocationModel(Dictionary<string, string> ldapData)
+    {
+        Cn = ldapData.GetValueOrDefault("cn") ?? throw new LocationModelConfigurationException();
+        Location = ldapData.GetValueOrDefault("l");
+        Street = ldapData.GetValueOrDefault("street");
+        string? descriptionValue = ldapData.GetValueOrDefault("description");
+        if (descriptionValue is null)
+        {
+            Description = new();
+        }
+        else
+        {
+            Description = JsonSerializer.Deserialize<LocationsDescription>(descriptionValue);
+        }
+    }
+}
+public class LocationsDescription
+{
+    public string? RoomNumber { get; set; }
+    public string? Seat { get; set; }
+}