using Airbus_Base.DrawningObjects;
using Airbus_Base.Entities;
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Airbus_Base.Generics
{
    internal class DrawiningAirplaneEqutables : IEqualityComparer<DrawningAirplane?>
    {
        public bool Equals(DrawningAirplane? x, DrawningAirplane? y)
        {
            if (x == null || x.EntityAirplane == null)
            {
                throw new ArgumentNullException(nameof(x));
            }
            if (y == null || y.EntityAirplane == null)
            {
                throw new ArgumentNullException(nameof(y));
            }
            if (x.GetType().Name != y.GetType().Name)
            {
                return false;
            }
            if (x.EntityAirplane.Speed != y.EntityAirplane.Speed)
            {
                return false;
            }
            if (x.EntityAirplane.Weight != y.EntityAirplane.Weight)
            {
                return false;
            }
            if (x.EntityAirplane.BodyColor != y.EntityAirplane.BodyColor)
            {
                return false;
            }
            if (x is DrawningAirbus && y is DrawningAirbus)
            {
                EntityAirbus EntityX = (EntityAirbus)x.EntityAirplane;
                EntityAirbus EntityY = (EntityAirbus)y.EntityAirplane;
                if (EntityX.AdditionalPassengerCompartment != EntityY.AdditionalPassengerCompartment)
                {
                    return false;
                }
                if (EntityX.AdditionalEngine != EntityY.AdditionalEngine)
                {
                    return false;
                }
                if (EntityX.AdditionalColor != EntityY.AdditionalColor)
                {
                    return false;
                }
            }
            return true;
        }

        public int GetHashCode([DisallowNull] DrawningAirplane? obj)
        {
            return obj.GetHashCode();
        }
    }
}