using System;

    using System.Collections.Generic;

    using System.Collections.ObjectModel;

    using System.Linq;

    using AnyDiff;

    using AnyDiff.Extensions;

public class Program

{

    public static void Main()

    {

          DiffWithAnyDiff();

    }

        private static void DiffWithAnyDiff()

        {

            var list1 = new List<Device> { new Device()

            {

                Id = 1,

                DateCreated = "2020-01-01",

                Name = "Android",

​

​

            },  new Device()

            {

                Id = 2,

                DateCreated = "2020-01-01",

                Name = "Android"

            },

                  new Device()

                {

                    Id = 3,

                    DateCreated = "2020-01-01",

                    Name = "Android"

                },

            };

            var list2 = new List<Device>

            {

                new Device()

                {

                    Id = 1,

                    DateCreated = "2020-01-01",

                    Name = "Android",

​

​

                } ,

                new Device()

                {

                    Id = 2,

                    DateCreated = "2020-01-01",

                    Name = "Android2" //Name changed

                },

                //3rd item removed

                  new Device()

                {

                    Id = 4,

                    DateCreated = "2020-01-01",

                    Name = "Android" // New item added

                },

​

            };

​

            var diff = list1.Diff(list2, ComparisonOptions.All | ComparisonOptions.AllowCollectionsToBeOutOfOrder | ComparisonOptions.AllowEqualsOverride);

​

            var sortedDiff = new List<Difference>();

            sortedDiff.AddRange(diff.Where(p => p.LeftValue == null)); // newly added items

            sortedDiff.AddRange(diff.Where(p => p.RightValue == null));

            sortedDiff.AddRange(diff.Where(p => p.LeftValue != null && p.RightValue != null));

            var delta = new Dictionary<int, Device>();

            foreach (var difference in sortedDiff)

            {

                if (difference.Path == "._items" && difference.ArrayIndex != null)

                {

                    if (difference.LeftValue == null && difference.ArrayIndex < list2.Count)

                    {

                        var device = list2[difference.ArrayIndex.Value];

                        delta.Add(device.Id, list2[difference.ArrayIndex.Value]);

                        Console.WriteLine("Item added:"+ device.Id);

                    }

​

                    if (difference.RightValue == null && difference.ArrayIndex < list1.Count)

                    {

                        var device = list1[difference.ArrayIndex.Value];

​

                        if (!delta.ContainsKey(device.Id))

                        {

                            delta.Add(device.Id, list1[difference.ArrayIndex.Value]);

                            Console.WriteLine("Item removed:"+ device.Id);

                        }

                    }

                }

            }

 Console.WriteLine("--------------------------------------- ");

            Console.WriteLine("Changed items: ");

            foreach (var d in delta)

            {

                Console.WriteLine(d.Value.Id+":"+d.Value.Name);

            }

        }

    public class Device

    {

        public string DateCreated { get; set; }

​

        public string Name { get; set; }

​

        public int Id { get; set; }

​

    }

}