Implementing of viewModel handling for UI

AdventureWorks.ViewModelLayer/AdventureWorks.ViewModelLayer.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\AdventureWorks.EntityLayer\AdventureWorks.EntityLayer.csproj" />
+    <ProjectReference Include="..\Common.Library\Common.Library.csproj" />
+  </ItemGroup>
+
+</Project>

AdventureWorks.ViewModelLayer/ViewModelClasses/UserViewModel.cs

@@ -0,0 +1,81 @@
+using AdventureWorks.EntityLayer;
+using Common.Library;
+using System.Collections.ObjectModel;
+
+namespace AdventureWorks.ViewModelLayer;
+
+public class UserViewModel : ViewModelBase
+{
+    #region Private Variables
+    private User? _UserObject = new();
+    #endregion
+
+    #region public Properties
+
+    public User? UserObject
+    {
+        get { return _UserObject; }
+        set
+        {
+            _UserObject = value;
+            RaisePropertyChanged(nameof(UserObject));
+        }
+
+    }
+    #endregion
+
+    #region Get Method
+    public ObservableCollection<User> Get()
+    {
+        return new();
+    }
+
+    #endregion
+
+    #region Get(id) Method
+    public User? Get(int id)
+    {
+        try
+        {
+            UserObject = new User
+            {
+                UserId = id,
+                LoginId = "SallyJones615",
+                FirstName = "Sally",
+                LastName = "Jones",
+                Email = "sally@jones.com",
+                Password = "password123",
+                Phone = "555-1234",
+                PhoneType = "Mobile",
+                IsFullTime = true,
+                IsEnrolledIn401k = false,
+                IsEnrolledInFlexTime = false,
+                IsEnrolledInHealthCare = true,
+                IsEnrolledInHSA = false,
+                IsActive = true,
+                BirthDate = Convert.ToDateTime("1975-11-04"),
+                StartTime = new TimeSpan(8, 0, 0)
+
+            };
+        }
+        catch (Exception ex)
+        {
+            System.Diagnostics.Debug.WriteLine($"Error in Get method: {ex.Message}");
+        }
+
+        return UserObject;
+    }
+
+    #endregion
+
+
+    #region Save Method
+    public virtual bool Save()
+    {
+        System.Diagnostics.Debugger.Break();
+        return true;
+    }
+    #endregion
+
+
+}