PIbd-21_MasenkinMS_AircraftPlant/AircraftPlant/AircraftPlantDatabaseImplement/Models/Component.cs

using AircraftPlantContracts.BindingModels;
using AircraftPlantContracts.ViewModels;
using AircraftPlantDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Diagnostics.Contracts;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml.Linq;

namespace AircraftPlantDatabaseImplement.Models
{
    /// <summary>
    /// Сущность "Компонент"
    /// </summary>
    public class Component : IComponentModel
    {
        /// <summary>
        /// Идентификатор
        /// </summary>
        public int Id { get; private set; }

        /// <summary>
        /// Название компонента
        /// </summary>
        [Required]
        public string ComponentName { get; private set; } = string.Empty;

        /// <summary>
        /// Стоимость компонента
        /// </summary>
        [Required]
        public double Cost { get; set; }

        /// <summary>
        /// Связь с классом связи изделия и компонента
        /// </summary>
        [ForeignKey("ComponentId")]
        public virtual List<PlaneComponent> PlaneComponents { get; set; } = new();

        /// <summary>
        /// Создание модели компонента
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public static Component? Create(ComponentBindingModel model)
        {
            if (model == null)
            {
                return null;
            }

            return new Component()
            {
                Id = model.Id,
                ComponentName = model.ComponentName,
                Cost = model.Cost
            };
        }

        /// <summary>
        /// Создание модели компонента
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public static Component Create(ComponentViewModel model)
        {
            return new Component()
            {
                Id = model.Id,
                ComponentName = model.ComponentName,
                Cost = model.Cost
            };
        }

        /// <summary>
        /// Изменение модели компонента
        /// </summary>
        /// <param name="model"></param>
        public void Update(ComponentBindingModel model)
        {
            if (model == null)
            {
                return;
            }

            ComponentName = model.ComponentName;
            Cost = model.Cost;
        }

        /// <summary>
        /// Получение модели компонента
        /// </summary>
        public ComponentViewModel GetViewModel => new()
        {
            Id = Id,
            ComponentName = ComponentName,
            Cost = Cost
        };
    }
}