114 lines
3.7 KiB
C#
114 lines
3.7 KiB
C#
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using AutomobilePlantContracts.BindingModels;
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using AutomobilePlantContracts.ViewModels;
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using AutomobilePlantDataModels.Models;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.ComponentModel.DataAnnotations;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace AutomobilePlantDatabaseImplement.Models
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{
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public class Shop : IShopModel
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{
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public int Id { get; set; }
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[Required]
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public string Name { get; set; } = string.Empty;
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[Required]
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public string Address { get; set; } = string.Empty;
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[Required]
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public DateTime OpeningDate { get; set; }
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[ForeignKey("ShopId")]
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public List<ShopCar> Cars { get; set; } = new();
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private Dictionary<int, (ICarModel, int)>? _shopCars = null;
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[NotMapped]
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public Dictionary<int, (ICarModel, int)> ShopCars
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{
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get
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{
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if (_shopCars == null)
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{
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_shopCars = Cars.ToDictionary(recPC => recPC.CarId, recPC => (recPC.Car as ICarModel, recPC.Count));
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}
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return _shopCars;
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}
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}
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[Required]
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public int MaxCountCars { get; set; }
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public static Shop Create(AutomobilePlantDatabase context, ShopBindingModel model)
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{
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return new Shop()
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{
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Id = model.Id,
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Name = model.Name,
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Address = model.Address,
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OpeningDate = model.OpeningDate,
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Cars = model.ShopCars.Select(x => new ShopCar
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{
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Car = context.Cars.First(y => y.Id == x.Key),
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Count = x.Value.Item2
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}).ToList(),
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MaxCountCars = model.MaxCountCars
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};
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}
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public void Update(ShopBindingModel model)
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{
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Name = model.Name;
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Address = model.Address;
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OpeningDate = model.OpeningDate;
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MaxCountCars = model.MaxCountCars;
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}
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public ShopViewModel GetViewModel => new()
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{
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Id = Id,
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Name = Name,
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Address = Address,
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OpeningDate = OpeningDate,
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ShopCars = ShopCars,
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MaxCountCars = MaxCountCars
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};
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public void UpdateCars(AutomobilePlantDatabase context, ShopBindingModel model)
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{
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var ShopCars = context.ShopCars.Where(rec => rec.ShopId == model.Id).ToList();
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if (ShopCars != null && ShopCars.Count > 0)
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{
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// удалили те, которых нет в модели
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context.ShopCars.RemoveRange(ShopCars.Where(rec => !model.ShopCars.ContainsKey(rec.CarId)));
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context.SaveChanges();
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ShopCars = context.ShopCars.Where(rec => rec.ShopId == model.Id).ToList();
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// обновили количество у существующих записей
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foreach (var updateCar in ShopCars)
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{
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updateCar.Count = model.ShopCars[updateCar.CarId].Item2;
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model.ShopCars.Remove(updateCar.CarId);
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}
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context.SaveChanges();
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}
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var shop = context.Shops.First(x => x.Id == Id);
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foreach (var elem in model.ShopCars)
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{
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context.ShopCars.Add(new ShopCar
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{
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Shop = shop,
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Car = context.Cars.First(x => x.Id == elem.Key),
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Count = elem.Value.Item2
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});
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context.SaveChanges();
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}
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_shopCars = null;
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}
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}
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}
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