Fody Model Change Tracker

FodyChangeTrackingExample.cs

using PropertyChanged;
using System.ComponentModel;

namespace INPCProxy
{

    // install package PropertyChanged.Fody
    internal class FodyChangeTrackingExample
    {
        public static void ModifyPerson()
        {
            var person = new FodyPerson { FirstName = "John", LastName = "Doe" };
            person.PropertyChanged += Person_PropertyChanged;
            person.FirstName = "Jane"; // The PropertyChanged event will be automatically called
            person.FirstName = "Janet";
        }

        private static void Person_PropertyChanged(object? sender, PropertyChangedEventArgs e)
        {
            if (sender is null || e is null || e.PropertyName is null) return;

            var t = sender.GetType();
            var value = t.GetProperty(e.PropertyName)?.GetValue(sender);
            Console.WriteLine($"{t.Name}.{e.PropertyName} changed to {value}");
        }
    }

    // Make model partial and add [AddINotifyPropertyChangedInterface] 
    // Fody will inject inotifypropertychange interface, event and setter into code.
    // see: https://github.com/Fody/PropertyChanged

    [AddINotifyPropertyChangedInterface]
    public partial class FodyPerson
    {
        public string FirstName { get; set; } = null!;
        public string LastName { get; set; } = null!;

    }
}