112 lines
3.0 KiB
C#
112 lines
3.0 KiB
C#
using ComputerShopContracts.BindingModels;
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using ComputerShopContracts.ViewModels;
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using ComputerShopDataModels.Models;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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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 ComputerShopDatabaseImplement.Models
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{
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public class Shipment : IShipmentModel
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{
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public int Id { get; private set; }
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[Required]
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public int UserId { get; private set; }
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[Required]
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public string ProviderName { get; set; } = string.Empty;
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[Required]
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public DateTime DateShipment { get; set; } = DateTime.Now;
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private Dictionary<int, IOrderModel>? _shipmentOrders = null;
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[NotMapped]
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public Dictionary<int, IOrderModel> ShipmentOrders
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{
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get
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{
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if (_shipmentOrders == null)
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{
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_shipmentOrders = Orders.ToDictionary(x => x.OrderId, x => (x.Order as IOrderModel));
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}
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return _shipmentOrders;
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}
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}
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[ForeignKey("ShipmentId")]
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public virtual List<ShipmentOrder> Orders { get; set; } = new();
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[ForeignKey("ShipmentId")]
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public virtual List<Product> Products { get; set; } = new();
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public static Shipment Create(ComputerShopDatabase context, ShipmentBindingModel model)
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{
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return new Shipment()
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{
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Id = model.Id,
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UserId = model.UserId,
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ProviderName = model.ProviderName,
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DateShipment = model.DateShipment,
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Orders = model.ShipmentOrders.Select(x => new ShipmentOrder
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{
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Order = context.Orders.First(y => y.Id == x.Key)
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}).ToList()
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};
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}
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public void Update(ShipmentBindingModel model)
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{
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if (model == null)
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{
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return;
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}
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if (!string.IsNullOrEmpty(model.ProviderName))
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{
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ProviderName = model.ProviderName;
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}
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DateShipment = model.DateShipment;
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}
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public ShipmentViewModel GetViewModel => new()
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{
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Id = Id,
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UserId = UserId,
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ProviderName = ProviderName,
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DateShipment = DateShipment,
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ShipmentOrders = ShipmentOrders
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};
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public void UpdateOrders(ComputerShopDatabase context, ShipmentBindingModel model)
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{
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var shipmentOrders = context.ShipmentOrders.Where(x => x.ShipmentId == model.Id).ToList();
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//удаление тех заказов, которых нет в модели
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//ИСПРАВЛЕНО: удаление всех заказов
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if (shipmentOrders != null && shipmentOrders.Count > 0)
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{
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//context.ShipmentOrders.RemoveRange(shipmentOrders.Where(x => !model.ShipmentOrders.ContainsKey(x.OrderId)));
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context.ShipmentOrders.RemoveRange(shipmentOrders);
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context.SaveChanges();
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}
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//добавление новых заказов
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var currentShipment = context.Shipments.First(x => x.Id == Id);
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foreach (var shipment_order in model.ShipmentOrders)
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{
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context.ShipmentOrders.Add(new ShipmentOrder
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{
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Shipment = currentShipment,
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Order = context.Orders.First(x => x.Id == shipment_order.Key)
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});
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context.SaveChanges();
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}
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_shipmentOrders = null;
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}
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}
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}
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