using AsbCloudApp.Data;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;

namespace AsbCloudApp.Comparators
{
    public class ComparerIId : IComparer<IId>, IEqualityComparer<IId>
    {
        private static readonly ComparerIId instance = new ComparerIId();
        private ComparerIId() { }

        public static ComparerIId GetInstance() => instance;

        public int Compare(IId x, IId y) =>
            x.Id.CompareTo(y.Id);

        public bool Equals(IId x, IId y) =>
            x.Id == y.Id;

        public int GetHashCode([DisallowNull] IId obj) =>
            obj.GetHashCode();

    }
}