126 lines
3.6 KiB
C#
126 lines
3.6 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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//!!!МБ У Id сделать private set у ВСЕХ МОИХ МОДЕЛЕЙ
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public class Request : IRequestModel
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{
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public int Id { get; set; }
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[Required]
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public int UserId { get; set; }
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public virtual User User { get; set; }
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public int? AssemblyId { get; set; }
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public virtual Assembly? Assembly { get; set; } = new();
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[Required]
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public DateTime DateRequest { get; set; }
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[Required]
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public string ClientFIO { get; set; } = string.Empty;
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private Dictionary<int, IOrderModel>? _requestOrders = null;
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[NotMapped]
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public Dictionary<int, IOrderModel> RequestOrders
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{
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get
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{
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if (_requestOrders == null)
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{
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_requestOrders = Orders.ToDictionary(x => x.OrderId, x => x.Order as IOrderModel);
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}
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return _requestOrders;
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}
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}
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[ForeignKey("RequestId")]
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public virtual List<RequestOrder> Orders { get; set; } = new();
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public static Request Create(ComputerShopDatabase context, RequestBindingModel model)
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{
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return new Request() {
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Id = model.Id,
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UserId = model.UserId,
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User = context.Users.First(x => x.Id == model.UserId),
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AssemblyId = model.AssemblyId,
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Assembly = model.AssemblyId.HasValue ? context.Assemblies.First(x => x.Id == model.AssemblyId) : null,
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DateRequest = model.DateRequest,
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ClientFIO = model.ClientFIO,
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Orders = model.RequestOrders.Select(x => new RequestOrder
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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(RequestBindingModel model)
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{
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if (model == null) {
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return;
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}
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if (!string.IsNullOrEmpty(model.ClientFIO))
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{
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ClientFIO = model.ClientFIO;
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}
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//DateMake не обновляю, потому что странно менять дату оформления заявки после её создания
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}
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public RequestViewModel GetViewModel => new()
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{
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Id = Id,
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UserId = UserId,
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AssemblyId = AssemblyId,
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Assembly = Assembly,
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DateRequest = DateRequest,
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ClientFIO = ClientFIO,
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RequestOrders = RequestOrders
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};
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//!!!МБ ПЕРЕДАВАТЬ ЧТО-ТО ДРУГОЕ
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//!!!ПРОВЕРИТЬ, ЧТО ВСЁ ПРАВИЛЬНО ИЗВЛЕКАЮ
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public void UpdateOrders(ComputerShopDatabase context, RequestBindingModel model)
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{
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var requestOrders = context.RequestOrders.Where(x => x.RequestId == model.Id).ToList();
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//удаление тех заказов, которых нет в модели
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if (requestOrders != null && requestOrders.Count > 0)
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{
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context.RequestOrders.RemoveRange(requestOrders.Where(x => !model.RequestOrders.ContainsKey(x.OrderId)));
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context.SaveChanges();
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}
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//добавление новых заказов
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var currentRequest = context.Requests.First(x => x.Id == Id);
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foreach (var request_order in model.RequestOrders)
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{
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context.RequestOrders.Add(new RequestOrder
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{
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Request = currentRequest,
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Order = context.Orders.First(x => x.Id == request_order.Key)
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});
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context.SaveChanges();
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}
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_requestOrders = null;
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}
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//Связывание заявки со сборкой
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public void ConnectAssembly(ComputerShopDatabase context, int assemblyId)
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{
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AssemblyId = assemblyId;
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Assembly = context.Assemblies.First(x => x.Id == assemblyId);
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}
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}
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}
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