using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ProjectAirline.Entities; public class Airplane { public int Id { get; private set; } public string Country { get; private set; } = string.Empty; public string Model { get; private set; } = string.Empty; public int Capacity { get; private set; } public static Airplane CreateEntity(int id, string country, string model, int capacity) { return new Airplane { Id = id, Country = country ?? string.Empty, Model = model ?? string.Empty, Capacity = capacity }; } }