using System;
using System.Collections.Generic;
using Kreta.Ellenorzo.Domain.VN.Interfaces;
using Kreta.Ellenorzo.Domain.VN.Logic;

namespace Kreta.Ellenorzo.Domain.VN.UniqueIdentifier
{
    [Serializable]
    public class AdatszotarUid : IReadonlyUidRaw, IEqualityComparer<AdatszotarUid>
    {
        public AdatszotarUid(int id, string nev)
        {
            Id = id;
            Nev = nev;
            UidRaw = UidLogic.Concat(id, nev);
        }

        public AdatszotarUid(string uidRaw)
        {
            var compositeKeyElements = UidLogic.GetCompositeKeyElements(uidRaw);
            Id = int.TryParse(compositeKeyElements[0], out int result) ? result : 0; //HACK DevKornél: Lehetnek kivételek
            Nev = compositeKeyElements[1];
            UidRaw = uidRaw;
        }

        public int Id { get; private set; }

        public string Nev { get; private set; }

        public string UidRaw { get; private set; }

        public bool Equals(AdatszotarUid x, AdatszotarUid y) => x == y || x.UidRaw == y.UidRaw;

        public int GetHashCode(AdatszotarUid obj) => obj.UidRaw.GetHashCode();
    }
}