PIbd-23_Mochalov_D.V._LawFirm/LawFirm/LawFirmFileImplement/Models/Blank.cs

using LawFirmContracts.BindingModels;
using LawFirmContracts.ViewModels;
using LawFirmDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml.Linq;

namespace LawFirmFileImplement.Models
{
    public class Blank : IBlankModel
    {
        public string BlankName { get; private set; } = String.Empty;

        public double Cost { get; set; }

        public int Id { get; private set; }

        public static Blank? Create(BlankBindingModel? model)
        {
            if (model == null)
            {
                return null;
            }
            return new Blank()
            {
                Id = model.Id,
                BlankName = model.BlankName,
                Cost = model.Cost
            };
        }

        public static Blank? Create(XElement element)
        {
            if (element == null)
            {
                return null;
            }
            return new Blank()
            {
                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
                BlankName = element.Element("BlankName")!.Value,
                Cost = Convert.ToDouble(element.Element("Cost")!.Value)
            };
        }

        public void Update(BlankBindingModel? model)
        {
            if (model == null)
            {
                return;
            }
            BlankName = model.BlankName;
            Cost = model.Cost;
        }
        public BlankViewModel GetViewModel => new()
        {
            Id = Id,
            BlankName = BlankName,
            Cost = Cost
        };

        public XElement GetXElement => new(
            "Blank",
             new XAttribute("Id", Id),
             new XElement("BlankName", BlankName),
             new XElement("Cost", Cost.ToString())
        );

    }
}