110 lines
2.9 KiB
C#
110 lines
2.9 KiB
C#
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using ComputersShopContracts.BindingModels;
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using ComputersShopContracts.ViewModels;
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using ComputersShopDataModels.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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using System.Net;
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namespace ComputersShopDataBaseImplement.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 ShopName { get; set; } = string.Empty;
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[Required]
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public string ShopAddress { get; set; } = string.Empty;
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[Required]
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public DateTime DateOpening { get; set; }
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[Required]
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public int Capacity { get; set; }
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private Dictionary<int, (IComputerModel, int)>? _computers = null;
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[NotMapped]
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public Dictionary<int, (IComputerModel, int)> Computers
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{
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get
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{
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if (_computers == null)
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{
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_computers = shopComputers
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.ToDictionary(rec => rec.ComputerId,
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rec => (rec.Computer as IComputerModel,
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rec.Count));
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}
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return _computers;
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}
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}
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[ForeignKey("ShopId")]
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public virtual List<ShopComputer> shopComputers { get; set; } = new();
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public static Shop Create(ComputersShopDataBase 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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ShopName = model.ShopName,
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ShopAddress = model.ShopAddress,
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DateOpening = model.DateOpening,
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Capacity = model.Capacity,
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shopComputers = model.Computers.Select(x => new ShopComputer
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{
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Computer = context.Computers.First(y => y.Id == x.Key),
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Count = x.Value.Item2
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}).ToList()
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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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ShopName = model.ShopName;
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ShopAddress = model.ShopAddress;
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DateOpening = model.DateOpening;
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Capacity = model.Capacity;
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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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ShopName = ShopName,
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ShopAddress = ShopAddress,
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DateOpening = DateOpening,
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Capacity = Capacity,
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Computers = Computers
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};
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public void UpdateComputers(ComputersShopDataBase context, ShopBindingModel model)
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{
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var computers = context.ShopComputers.Where(rec => rec.ShopId == model.Id).ToList();
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if (computers != null && computers.Count > 0)
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{
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context.ShopComputers.RemoveRange(computers.Where(rec => !model.Computers.ContainsKey(rec.ComputerId)));
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context.SaveChanges();
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foreach (var computer in computers)
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{
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computer.Count = model.Computers[computer.ComputerId].Item2;
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model.Computers.Remove(computer.ComputerId);
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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 id in model.Computers)
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{
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context.ShopComputers.Add(new ShopComputer
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{
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Shop = shop,
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Computer = context.Computers.First(x => x.Id == id.Key),
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Count = id.Value.Item2
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});
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context.SaveChanges();
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}
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_computers = null;
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}
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}
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}
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