DB/TransportGuideDatabaseImplements/Models/Route.cs

using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using TransportGuideContracts.BindingModels;
using TransportGuideContracts.ViewModels;
using TransportGuideDataModels.Models;

namespace TransportGuideDatabaseImplements.Models
{
	public class Route : IRouteModel
	{
		public int Id { get; private set; }

		[Required]

		public int TransportTypeId { get; private set; }		

		[Required]
		public string Name { get; private set; } = string.Empty;

		[Required]
		public string IP { get; private set; } = string.Empty;


		public virtual TransportType transportType { get; set; }

		[ForeignKey("RouteId")]
		public virtual List<StopRoute> StopRoutes { get; set; } = new();

		public static Route? Create(RouteBindingModel? model)
		{
			if (model == null)
			{
				return null;
			}

			return new Route()
			{
				Id = model.Id,
				TransportTypeId = model.TransportTypeId,
				IP = model.IP,
				Name= model.Name
			};
		}

		public void Update(RouteBindingModel? model)
		{
			if (model == null)
			{
				return;
			}

			TransportTypeId = model.TransportTypeId;
			IP = model.IP;
			Name = model.Name;

		}

		public RouteViewModel GetViewModel
		{
			get
			{
				using var context = new TransportGuideDB();
				return new RouteViewModel
				{
					Id = Id,
					TransportTypeId = TransportTypeId,
					IP = IP,
					Name = Name,
					TransportTypeName = context.TransportTypes.FirstOrDefault(x => x.Id == TransportTypeId)?.Name ?? string.Empty,
				};
			}
		}
	}
}