using System.Diagnostics.CodeAnalysis;

namespace ElectricLocomotive;

public class DrawingLocomotivEqutables: IEqualityComparer<DrawingLocomotiv?>
{
    public bool Equals(DrawingLocomotiv? x, DrawingLocomotiv? y)
    {
        if (x == null || x.EntityLocomotiv == null)
        {
            throw new ArgumentNullException(nameof(x));
        }
        if (y == null || y.EntityLocomotiv == null)
        {
            throw new ArgumentNullException(nameof(y));
        }
        if (x.GetType().Name != y.GetType().Name)
        {
            return false;
        }
        if (x.EntityLocomotiv.Speed != y.EntityLocomotiv.Speed)
        {
            return false;
        }
        if (x.EntityLocomotiv.Weight != y.EntityLocomotiv.Weight)
        {
            return false;
        }
        if (x.EntityLocomotiv.ColorBody != y.EntityLocomotiv.ColorBody)
        {
            return false;
        }
        if (x is DrawingElectricLocomotiv && y is DrawingElectricLocomotiv)
        {
            EntityElectricLocomotiv EntityX = (EntityElectricLocomotiv)x.EntityLocomotiv;
            EntityElectricLocomotiv EntityY = (EntityElectricLocomotiv)y.EntityLocomotiv;
            if (EntityX.isBattery != EntityY.isBattery)
                return false;
            if (EntityX.isRoga != EntityY.isRoga)
                return false;
        }
        return true;
    }
    public int GetHashCode([DisallowNull] DrawingLocomotiv obj)
    {
        return obj.GetHashCode();
    }
}