PIbd-23_Yakobchuk_S.V._MotorPlant/MotorPlant/MotorPlantDatabaseImplement/Order.cs

using MotorPlantContracts.BindingModels;
using MotorPlantContracts.ViewModels;
using MotorPlantDataModels.Enums;
using MotorPlantDataModels.Models;
using System.ComponentModel.DataAnnotations;

namespace MotorPlantDatabaseImplement.Models
{
    public class Order : IOrderModel
    {
        public int Id { get; private set; }
        [Required]
        public int Count { get; private set; }
        [Required]
        public double Sum { get; private set; }
        [Required]
        public OrderStatus Status { get; private set; }
        [Required]
        public DateTime DateCreate { get; private set; }
        public DateTime? DateImplement { get; private set; }
        [Required]
        public int EngineId { get; private set; }
        public virtual Engine Engine { get; private set; }
        [Required]
        public int ClientId { get; private set; }
        public virtual Client Client { get; private set; }
        public int? ImplementerId { get; private set; } = null;
        public virtual Implementer? Implementer { get; private set; }
        public static Order? Create(MotorPlantDataBase context, OrderBindingModel model)
        {
            if (model == null)
            {
                return null;
            }
            return new Order()
            {
                Id = model.Id,
                Count = model.Count,
                Sum = model.Sum,
                Status = model.Status,
                DateCreate = model.DateCreate,
                DateImplement = model.DateImplement,
                EngineId = model.EngineId,
                Engine = context.Engines.FirstOrDefault(x => x.Id == model.EngineId),
                ClientId = model.ClientId,
                Client = context.Clients.FirstOrDefault(x => x.Id == model.ClientId),
                ImplementerId = model.ImplementerId,
                Implementer = (model.ImplementerId.HasValue ? context.Implementers.FirstOrDefault(x => x.Id == model.ImplementerId)
                : null),
            };
        }
        public void Update(OrderBindingModel? model)
        {
            if (model == null)
            {
                return;
            }
            Status = model.Status;
            DateImplement = model.DateImplement;
            ImplementerId = model.ImplementerId;
        }
        public OrderViewModel GetViewModel => new()
        {
            EngineId = EngineId,
            ClientId = ClientId,
            ImplementerId = ImplementerId,
            Count = Count,
            Sum = Sum,
            Status = Status,
            DateCreate = DateCreate,
            DateImplement = DateImplement,
            Id = Id,
            EngineName = Engine.EngineName,
            ClientFIO = Client.ClientFIO,
            ImplementerFIO = (Implementer != null ? Implementer.ImplementerFIO : string.Empty)
        };
    }
}