ComputersShop/ComputersShop.sln

@@ -3,15 +3,17 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.3.32825.248
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "СomputersShopDataModels", "СomputersShopDataModels\СomputersShopDataModels.csproj", "{325A0EEC-AE7D-49D4-9441-4B390F3D47AC}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "СomputersShopDataModels", "СomputersShopDataModels\СomputersShopDataModels.csproj", "{325A0EEC-AE7D-49D4-9441-4B390F3D47AC}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopContracts", "ComputersShopContracts\ComputersShopContracts.csproj", "{36B9AA43-8BA7-49B0-845C-2CAE5715670C}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopContracts", "ComputersShopContracts\ComputersShopContracts.csproj", "{36B9AA43-8BA7-49B0-845C-2CAE5715670C}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopBusinessLogic", "ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj", "{CDFC655D-B1F8-4D87-9400-A0847FCAEAC6}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopBusinessLogic", "ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj", "{CDFC655D-B1F8-4D87-9400-A0847FCAEAC6}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopListImplement", "ComputersShopListImplement\ComputersShopListImplement.csproj", "{35DC2893-12C1-417B-9B92-5A18997B47A6}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopListImplement", "ComputersShopListImplement\ComputersShopListImplement.csproj", "{35DC2893-12C1-417B-9B92-5A18997B47A6}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopView", "ComputersShopView\ComputersShopView.csproj", "{B0416A4B-CD04-4991-BC00-7FCFC9DEEF73}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputersShopView", "ComputersShopView\ComputersShopView.csproj", "{B0416A4B-CD04-4991-BC00-7FCFC9DEEF73}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputersShopFileImplement", "ComputersShopFileImplement\ComputersShopFileImplement.csproj", "{58BB53D3-F224-451F-B9BD-D1D67ACE7F23}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -39,6 +41,10 @@ Global
 		{B0416A4B-CD04-4991-BC00-7FCFC9DEEF73}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{B0416A4B-CD04-4991-BC00-7FCFC9DEEF73}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{B0416A4B-CD04-4991-BC00-7FCFC9DEEF73}.Release|Any CPU.Build.0 = Release|Any CPU
+		{58BB53D3-F224-451F-B9BD-D1D67ACE7F23}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{58BB53D3-F224-451F-B9BD-D1D67ACE7F23}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{58BB53D3-F224-451F-B9BD-D1D67ACE7F23}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{58BB53D3-F224-451F-B9BD-D1D67ACE7F23}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

ComputersShop/ComputersShopBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -17,10 +17,14 @@ namespace ComputersShopBusinessLogic.BusinessLogics
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
+        private readonly IShopLogic _shopLogic;
+        private readonly IComputerStorage _computerStorage;
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopLogic shopLogic, IComputerStorage computerStorage)
         {
             _logger = logger;
             _orderStorage = orderStorage;
+            _shopLogic = shopLogic;
+            _computerStorage = computerStorage;
         }
         public bool CreateOrder(OrderBindingModel model)
         {
@@ -52,7 +56,20 @@ namespace ComputersShopBusinessLogic.BusinessLogics
                 return false;
             }
             model.Status = newStatus;
-            if (model.Status == OrderStatus.Готов) model.DateImplement = DateTime.Now;
+            if (model.Status == OrderStatus.Готов)
+            {
+
+                model.DateImplement = DateTime.Now;
+                var computer = _computerStorage.GetElement(new() { Id = viewModel.ComputerId });
+                if (computer == null)
+                {
+                    throw new ArgumentNullException(nameof(computer));
+                }
+                if (!_shopLogic.AddComputers(computer, viewModel.Count))
+                {
+                    throw new Exception($"AddComputers operation failed - нет места");
+                }
+            }
             else
             {
                 model.DateImplement = viewModel.DateImplement;
@@ -61,7 +78,7 @@ namespace ComputersShopBusinessLogic.BusinessLogics
             if (_orderStorage.Update(model) == null)
             {
                 model.Status--;
-                _logger.LogWarning("Update operation failed");
+                _logger.LogWarning("Change status operation failed");
                 return false;
             }
             return true;

ComputersShop/ComputersShopBusinessLogic/BusinessLogics/ShopLogic.cs

@@ -8,6 +8,7 @@ using Microsoft.Extensions.Logging;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Reflection;
 using System.Text;
 using System.Threading.Tasks;
 
@@ -31,7 +32,8 @@ namespace ComputersShopBusinessLogic.BusinessLogics
 
             if (quantity <= 0)
             {
-                throw new ArgumentException("Количество добавляемого изделия должно быть больше 0", nameof(quantity));
+                return false;
+                throw new ArgumentException("Количество добавляемого компьютера должно быть больше 0", nameof(quantity));
             }
 
             _logger.LogInformation("AddComputerInShop. ShopName:{ShopName}.Id:{ Id}", model.ShopName, model.Id);
@@ -43,7 +45,10 @@ namespace ComputersShopBusinessLogic.BusinessLogics
                 return false;
             }
 
-            _logger.LogInformation("AddComputerInShop find. Id:{Id}", element.Id);
+            if (element.Capacity - element.Computers.Select(x => x.Value.Item2).Sum() < quantity)
+            {
+                throw new ArgumentNullException("В магазине не хватает места", nameof(quantity));
+            }
 
             if (element.Computers.TryGetValue(computer.Id, out var pair))
             {
@@ -62,11 +67,63 @@ namespace ComputersShopBusinessLogic.BusinessLogics
                 ShopAddress = element.ShopAddress,
                 ShopName = element.ShopName,
                 DateOpening = element.DateOpening,
-                Computers = element.Computers
+                Computers = element.Computers,
+                Capacity = element.Capacity,
             });
             return true;
         }
 
+        public bool AddComputers(IComputerModel computer, int quantity)
+        {
+            if (computer == null)
+            {
+                throw new ArgumentNullException(nameof(computer));
+            }
+            if (quantity <= 0)
+            {
+                throw new ArgumentException("Количество компьютеров должно быть больше 0", nameof(quantity));
+            }
+            _logger.LogInformation("AddComputers. ShopName:{ShopName}. Id:{Id}", computer.ComputerName, computer.Id);
+            var allFreeQuantity = _shopStorage.GetFullList().Select(x => x.Capacity - x.Computers.Select(x => x.Value.Item2).Sum()).Sum();
+            if (allFreeQuantity < quantity)
+            {
+                _logger.LogWarning("AddComputers operation failed.");
+                return false;
+            }
+            foreach (var shop in _shopStorage.GetFullList())
+            {
+                int freeQuantity = shop.Capacity - shop.Computers.Select(x => x.Value.Item2).Sum();
+                if (freeQuantity <= 0)
+                {
+                    continue;
+                }
+                if (freeQuantity < quantity)
+                {
+                    if (!AddComputer(new() { Id = shop.Id }, computer, freeQuantity))
+                    {
+                        _logger.LogWarning("AddComputers operation failed.");
+                        return false;
+                    }
+                    quantity -= freeQuantity;
+                }
+                else
+                {
+                    if (!AddComputer(new() { Id = shop.Id }, computer, quantity))
+                    {
+                        _logger.LogWarning("AddComputers operation failed.");
+                        return false;
+                    }
+                    quantity = 0;
+                }
+                if (quantity == 0)
+                {
+                    return true;
+                }
+            }
+            _logger.LogWarning("AddComputers operation failed.");
+            return false;
+        }
+
         public bool Create(ShopBindingModel model)
         {
             CheckModel(model);
@@ -131,6 +188,11 @@ namespace ComputersShopBusinessLogic.BusinessLogics
             return list;
         }
 
+        public bool SellComputers(IComputerModel computer, int quantity)
+        {
+            return _shopStorage.SellComputers(computer, quantity);
+        }
+
         public bool Update(ShopBindingModel model)
         {
             CheckModel(model, false);

ComputersShop/ComputersShopContracts/BindingModels/ShopBindingModel.cs

@@ -14,5 +14,6 @@ namespace ComputersShopContracts.BindingModels
         public string ShopAddress { get; set; } = string.Empty;
         public DateTime DateOpening { get; set; } = DateTime.Now;
         public Dictionary<int, (IComputerModel, int)> Computers { get; set; } = new();
+        public int Capacity { get; set; }
     }
 }

ComputersShop/ComputersShopContracts/BusinessLogicContracts/IShopLogic.cs

@@ -18,5 +18,7 @@ namespace ComputersShopContracts.BusinessLogicContracts
         bool Update(ShopBindingModel model);
         bool Delete(ShopBindingModel model);
         bool AddComputer(ShopSearchModel model, IComputerModel computer, int quantity);
+        bool AddComputers(IComputerModel computer, int quantity);
+        bool SellComputers(IComputerModel computer, int quantity);
     }
 }

ComputersShop/ComputersShopContracts/StorageContracts/IShopStorage.cs

@@ -1,6 +1,7 @@
 using ComputersShopContracts.BindingModels;
 using ComputersShopContracts.SearchModels;
 using ComputersShopContracts.ViewModels;
+using ComputersShopDataModels.Models;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -17,5 +18,6 @@ namespace ComputersShopContracts.StoragesContracts
         ShopViewModel? Insert(ShopBindingModel model);
         ShopViewModel? Update(ShopBindingModel model);
         ShopViewModel? Delete(ShopBindingModel model);
+        bool SellComputers(IComputerModel model, int quantity);
     }
 }

ComputersShop/ComputersShopContracts/ViewModels/ShopViewModel.cs

@@ -19,5 +19,7 @@ namespace ComputersShopContracts.ViewModels
         public string ShopAddress { get; set; } = string.Empty;
         [DisplayName("Дата открытия")]
         public DateTime DateOpening { get; set; } = DateTime.Now;
+        [DisplayName("Вместимость магазина")]
+        public int Capacity { get; set; }
     }
 }

ComputersShop/ComputersShopFileImplement/ComputersShopFileImplement.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
+    <ProjectReference Include="..\СomputersShopDataModels\СomputersShopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

ComputersShop/ComputersShopFileImplement/DataFileSingleton.cs

@@ -0,0 +1,58 @@
+using ComputersShopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ComputersShopFileImplement
+{
+    public class DataFileSingleton
+    {
+        private static DataFileSingleton? instance;
+        private readonly string ComponentFileName = "Component.xml";
+        private readonly string OrderFileName = "Order.xml";
+        private readonly string ComputerFileName = "Computer.xml";
+        private readonly string ShopFileName = "Shop.xml";
+        public List<Component> Components { get; private set; }
+        public List<Order> Orders { get; private set; }
+        public List<Computer> Computers { get; private set; }
+        public List<Shop> Shops { get; private set; }
+        public static DataFileSingleton GetInstance()
+        {
+            if (instance == null)
+            {
+                instance = new DataFileSingleton();
+            }
+            return instance;
+        }
+        public void SaveComponents() => SaveData(Components, ComponentFileName, "Components", x => x.GetXElement);
+        public void SaveComputers() => SaveData(Computers, ComputerFileName, "Computers", x => x.GetXElement);
+        public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
+        public void SaveShops() => SaveData(Shops, ShopFileName, "Shops", x => x.GetXElement);
+        private DataFileSingleton()
+        {
+            Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
+            Computers = LoadData(ComputerFileName, "Computer", x => Computer.Create(x)!)!;
+            Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
+            Shops = LoadData(ShopFileName, "Shop", x => Shop.Create(x)!)!;
+        }
+        private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
+        {
+            if (File.Exists(filename))
+            {
+                return
+               XDocument.Load(filename)?.Root?.Elements(xmlNodeName)?.Select(selectFunction)?.ToList();
+            }
+            return new List<T>();
+        }
+        private static void SaveData<T>(List<T> data, string filename, string xmlNodeName, Func<T, XElement> selectFunction)
+        {
+            if (data != null)
+            {
+                new XDocument(new XElement(xmlNodeName, data.Select(selectFunction).ToArray())).Save(filename);
+            }
+        }
+    }
+}

ComputersShop/ComputersShopFileImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,78 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.SearchModels;
+using ComputersShopContracts.StoragesContracts;
+using ComputersShopContracts.ViewModels;
+using ComputersShopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputersShopFileImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        private readonly DataFileSingleton source;
+        public ComponentStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<ComponentViewModel> GetFullList()
+        {
+            return source.Components.Select(x => x.GetViewModel).ToList();
+        }
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return new();
+            }
+            return source.Components.Where(x => x.ComponentName.Contains(model.ComponentName)).Select(x => x.GetViewModel).ToList();
+        }
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Components.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) ||
+            (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            model.Id = source.Components.Count > 0 ? source.Components.Max(x => x.Id) + 1 : 1;
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            source.Components.Add(newComponent);
+            source.SaveComponents();
+            return newComponent.GetViewModel;
+        }
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            var component = source.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (component == null)
+            {
+                return null;
+            }
+            component.Update(model);
+            source.SaveComponents();
+            return component.GetViewModel;
+        }
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            var element = source.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Components.Remove(element);
+                source.SaveComponents();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+    }
+}

ComputersShop/ComputersShopFileImplement/Implements/ComputerStorage.cs

@@ -0,0 +1,82 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.SearchModels;
+using ComputersShopContracts.StoragesContracts;
+using ComputersShopContracts.ViewModels;
+using ComputersShopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputersShopFileImplement.Implements
+{
+    public class ComputerStorage : IComputerStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public ComputerStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public ComputerViewModel? GetElement(ComputerSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComputerName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Computers.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComputerName) && x.ComputerName == model.ComputerName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public List<ComputerViewModel> GetFilteredList(ComputerSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComputerName))
+            {
+                return new();
+            }
+            return source.Computers.Where(x => x.ComputerName.Contains(model.ComputerName)).Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<ComputerViewModel> GetFullList()
+        {
+            return source.Computers.Select(x => x.GetViewModel).ToList();
+        }
+
+        public ComputerViewModel? Insert(ComputerBindingModel model)
+        {
+            model.Id = source.Computers.Count > 0 ? source.Computers.Max(x => x.Id) + 1 : 1;
+            var newDoc = Computer.Create(model);
+            if (newDoc == null)
+            {
+                return null;
+            }
+            source.Computers.Add(newDoc);
+            source.SaveComputers();
+            return newDoc.GetViewModel;
+        }
+
+        public ComputerViewModel? Update(ComputerBindingModel model)
+        {
+            var document = source.Computers.FirstOrDefault(x => x.Id == model.Id);
+            if (document == null)
+            {
+                return null;
+            }
+            document.Update(model);
+            source.SaveComputers();
+            return document.GetViewModel;
+        }
+        public ComputerViewModel? Delete(ComputerBindingModel model)
+        {
+            var document = source.Computers.FirstOrDefault(x => x.Id == model.Id);
+            if (document == null)
+            {
+                return null;
+            }
+            document.Update(model);
+            source.SaveComputers();
+            return document.GetViewModel;
+        }
+    }
+}

ComputersShop/ComputersShopFileImplement/Implements/OrderStorage.cs

@@ -0,0 +1,93 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.SearchModels;
+using ComputersShopContracts.StoragesContracts;
+using ComputersShopContracts.ViewModels;
+using ComputersShopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputersShopFileImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            return GetViewModel(source.Orders.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id));
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            return source.Orders.Where(x => x.Id == model.Id).Select(x => GetViewModel(x)).ToList();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            return source.Orders.Select(x => GetViewModel(x)).ToList();
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            source.Orders.Add(newOrder);
+            source.SaveOrders();
+            return GetViewModel(newOrder);
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            source.SaveOrders();
+            return GetViewModel(order);
+        }
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            source.SaveOrders();
+            return GetViewModel(order);
+        }
+
+        private OrderViewModel GetViewModel(Order order)
+        {
+            var viewModel = order.GetViewModel;
+            var comp = source.Computers.FirstOrDefault(comp => comp.Id == order.ComputerId);
+                if (comp != null)
+                {
+                    viewModel.ComputerName = comp.ComputerName;
+                }
+            return viewModel;
+        }
+    }
+}

ComputersShop/ComputersShopFileImplement/Implements/ShopStorage.cs

@@ -0,0 +1,128 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.SearchModels;
+using ComputersShopContracts.StoragesContracts;
+using ComputersShopContracts.ViewModels;
+using ComputersShopDataModels.Models;
+using ComputersShopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputersShopFileImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public ShopStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            var shop = source.Shops.FirstOrDefault(x => x.Id == model.Id);
+            if (shop != null)
+            {
+                source.Shops.Remove(shop);
+                source.SaveShops();
+                return shop.GetViewModel;
+            }
+            return null;
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Shops
+                .FirstOrDefault(x => (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return new();
+            }
+            return source.Shops
+                .Where(x => x.ShopName.Contains(model.ShopName))
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+
+        public List<ShopViewModel> GetFullList()
+        {
+            return source.Shops.Select(x => x.GetViewModel).ToList();
+        }
+
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            model.Id = source.Shops.Count > 0 ? source.Shops.Max(x => x.Id) + 1 : 1;
+            var newShop = Shop.Create(model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            source.Shops.Add(newShop);
+            source.SaveShops();
+            return newShop.GetViewModel;
+        }
+
+        public bool SellComputers(IComputerModel model, int quantity)
+        {
+            int hasCount = source.Shops
+            .SelectMany(x => x.Computers)
+            .Where(pair => pair.Key == model.Id)
+            .Sum(pair => pair.Value.Item2);
+
+            if (hasCount < quantity)
+                return false;
+
+            source.Shops.ForEach(x =>
+            {
+                if (x.Computers.TryGetValue(model.Id, out var pair))
+                {
+                    if (quantity >= pair.Item2)
+                    {
+                        quantity -= pair.Item2;
+                        x.Computers[model.Id] = (model, 0);
+                    }
+                    else
+                    {
+                        x.Computers[model.Id] = (model, pair.Item2 - quantity);
+                        quantity = 0;
+                    }
+
+                    x.Update(new ShopBindingModel
+                    {
+                        Id = x.Id,
+                        ShopAddress = x.ShopAddress,
+                        Capacity = x.Capacity,
+                        DateOpening = x.DateOpening,
+                        ShopName = x.ShopName,
+                        Computers = x.Computers
+                    });
+                }
+            });
+
+            source.SaveShops();
+            return true;
+        }
+
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            var shop = source.Shops.FirstOrDefault(x => x.Id == model.Id);
+            if (shop == null)
+            {
+                return null;
+            }
+            shop.Update(model);
+            source.SaveShops();
+            return shop.GetViewModel;
+        }
+    }
+}

ComputersShop/ComputersShopFileImplement/Models/Component.cs

@@ -0,0 +1,64 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.ViewModels;
+using ComputersShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ComputersShopFileImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        public string ComponentName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Component? Create(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        public static Component? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ComponentName = element.Element("ComponentName")!.Value,
+                Cost = Convert.ToDouble(element.Element("Cost")!.Value)
+            };
+        }
+        public void Update(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+        public XElement GetXElement => new("Component",
+        new XAttribute("Id", Id),
+        new XElement("ComponentName", ComponentName),
+        new XElement("Cost", Cost.ToString()));
+    }
+}

ComputersShop/ComputersShopFileImplement/Models/Computer.cs

@@ -0,0 +1,95 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.ViewModels;
+using ComputersShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ComputersShopFileImplement.Models
+{
+    public class Computer : IComputerModel
+    {
+        public int Id { get; private set; }
+        public string ComputerName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, int> Components { get; private set; } = new();
+        private Dictionary<int, (IComponentModel, int)>? _ComputerComponents = null;
+        public Dictionary<int, (IComponentModel, int)> ComputerComponents
+        {
+            get
+            {
+                if (_ComputerComponents == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _ComputerComponents = Components.ToDictionary(x => x.Key, y =>
+                    ((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!,
+                    y.Value));
+                }
+                return _ComputerComponents;
+            }
+        }
+        public static Computer? Create(ComputerBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Computer()
+            {
+                Id = model.Id,
+                ComputerName = model.ComputerName,
+                Price = model.Price,
+                Components = model.ComputerComponents.ToDictionary(x => x.Key, x
+               => x.Value.Item2)
+            };
+        }
+        public static Computer? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Computer()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ComputerName = element.Element("ComputerName")!.Value,
+                Price = Convert.ToDouble(element.Element("Price")!.Value),
+                Components =
+           element.Element("ComputerComponents")!.Elements("ComputerComponent")
+            .ToDictionary(x =>
+           Convert.ToInt32(x.Element("Key")?.Value), x =>
+           Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+        public void Update(ComputerBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComputerName = model.ComputerName;
+            Price = model.Price;
+            Components = model.ComputerComponents.ToDictionary(x => x.Key, x =>
+           x.Value.Item2);
+            _ComputerComponents = null;
+        }
+        public ComputerViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComputerName = ComputerName,
+            Price = Price,
+            ComputerComponents = ComputerComponents
+        };
+        public XElement GetXElement => new("Computer",
+            new XAttribute("Id", Id),
+            new XElement("ComputerName", ComputerName),
+            new XElement("Price", Price.ToString()),
+            new XElement("ComputerComponents", Components.Select(x => new XElement("ComputerComponent", new XElement("Key", x.Key), new XElement("Value", x.Value)))
+
+       .ToArray()));
+
+    }
+}

ComputersShop/ComputersShopFileImplement/Models/Order.cs

@@ -0,0 +1,104 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.ViewModels;
+using ComputersShopDataModels.Enums;
+using ComputersShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ComputersShopFileImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int ComputerId { get; private set; }
+
+        public int Count { get; private set; }
+
+        public double Sum { get; private set; }
+
+        public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
+
+        public DateTime DateCreate { get; private set; } = DateTime.Now;
+
+        public DateTime? DateImplement { get; private set; }
+
+        public int Id { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                ComputerId = model.ComputerId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public static Order? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            var order = new Order()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ComputerId = Convert.ToInt32(element.Element("ComputerId")!.Value),
+                Count = Convert.ToInt32(element.Element("Count")!.Value),
+                Sum = Convert.ToDouble(element.Element("Sum")!.Value),
+                DateCreate = DateTime.ParseExact(element.Element("DateCreate")!.Value, "G", null),
+            };
+            DateTime.TryParse(element.Element("DateImplement")!.Value, out DateTime dateImpl);
+
+            order.DateImplement = dateImpl;
+
+            if (!Enum.TryParse(element.Element("Status")!.Value, out OrderStatus status))
+            {
+                return null;
+            }
+            order.Status = status;
+            return order;
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComputerId = ComputerId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+
+        public XElement GetXElement => new("Order",
+          new XAttribute("Id", Id),
+          new XElement("ComputerId", ComputerId),
+          new XElement("Count", Count.ToString()),
+          new XElement("Sum", Sum.ToString()),
+          new XElement("Status", Status.ToString()),
+          new XElement("DateCreate", DateCreate.ToString()),
+          new XElement("DateImplement", DateImplement.ToString()));
+    }
+}

ComputersShop/ComputersShopFileImplement/Models/Shop.cs

@@ -0,0 +1,108 @@
+using ComputersShopContracts.BindingModels;
+using ComputersShopContracts.ViewModels;
+using ComputersShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ComputersShopFileImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; private set; }
+        public string ShopName { get; private set; } = string.Empty;
+        public string ShopAddress { get; private set; } = string.Empty;
+        public DateTime DateOpening { get; private set; }
+        public int Capacity { get; private set; }
+        public Dictionary<int, int> ComputersCount = new();
+        public Dictionary<int, (IComputerModel, int)>? _computers = null;
+        public Dictionary<int, (IComputerModel, int)> Computers
+        {
+            get
+            {
+                if (_computers == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _computers = ComputersCount.ToDictionary(
+                        x => x.Key,
+                        y => ((source.Computers.FirstOrDefault(z => z.Id == y.Key) as IComputerModel)!,
+                            y.Value)
+                    );
+                }
+                return _computers;
+            }
+        }
+        public static Shop? Create(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                ShopAddress = model.ShopAddress,
+                DateOpening = model.DateOpening,
+                Capacity = model.Capacity,
+                ComputersCount = model.Computers.ToDictionary(x => x.Key, x => x.Value.Item2)
+            };
+        }
+        public static Shop? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ShopName = element.Element("ShopName")!.Value,
+                ShopAddress = element.Element("ShopAddress")!.Value,
+                DateOpening = Convert.ToDateTime(element.Element("DateOpening")!.Value),
+                Capacity = Convert.ToInt32(element.Element("Capacity")!.Value),
+                ComputersCount = element.Element("Computers")!.Elements("Computer")
+                    .ToDictionary(
+                        x => Convert.ToInt32(x.Element("Key")?.Value),
+                        x => Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+        public void Update(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ShopName = model.ShopName;
+            ShopAddress = model.ShopAddress;
+            DateOpening = model.DateOpening;
+            Capacity = model.Capacity;
+            ComputersCount = model.Computers.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _computers = null;
+
+        }
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            ShopAddress = ShopAddress,
+            DateOpening = DateOpening,
+            Capacity = Capacity,
+            Computers = Computers
+        };
+        public XElement GetXElement => new("Shop",
+            new XAttribute("Id", Id),
+            new XElement("ShopName", ShopName),
+            new XElement("ShopAddress", ShopAddress),
+            new XElement("DateOpening", DateOpening.ToString()),
+            new XElement("Capacity", Capacity.ToString()),
+            new XElement("Computers", ComputersCount.Select(x =>
+            new XElement("Computer",
+                new XElement("Key", x.Key),
+                new XElement("Value", x.Value)))
+                .ToArray()));
+    }
+}

ComputersShop/ComputersShopListImplement/Implements/ShopStorage.cs

@@ -2,6 +2,7 @@
 using ComputersShopContracts.SearchModels;
 using ComputersShopContracts.StoragesContracts;
 using ComputersShopContracts.ViewModels;
+using ComputersShopDataModels.Models;
 using ComputersShopListImplement.Models;
 using System;
 using System.Collections.Generic;
@@ -107,6 +108,11 @@ namespace ComputersShopListImplement.Implements
             return newShop.GetViewModel;
         }
 
+        public bool SellComputers(IComputerModel model, int quantity)
+        {
+            throw new NotImplementedException();
+        }
+
         public ShopViewModel? Update(ShopBindingModel model)
         {
             foreach (var Shop in _source.Shops)

ComputersShop/ComputersShopListImplement/Models/Shop.cs

@@ -55,5 +55,7 @@ namespace ComputersShopListImplement.Models
             DateOpening = DateOpening,
             Computers = Computers
         };
+
+        public int Capacity => throw new NotImplementedException();
     }
 }

ComputersShop/ComputersShopView/ComputersShopView.csproj

@@ -19,7 +19,7 @@
   <ItemGroup>
     <ProjectReference Include="..\ComputersShopBusinessLogic\ComputersShopBusinessLogic.csproj" />
     <ProjectReference Include="..\ComputersShopContracts\ComputersShopContracts.csproj" />
-    <ProjectReference Include="..\ComputersShopListImplement\ComputersShopListImplement.csproj" />
+    <ProjectReference Include="..\ComputersShopFileImplement\ComputersShopFileImplement.csproj" />
   </ItemGroup>
 
 </Project>

ComputersShop/ComputersShopView/FormMain.Designer.cs

@@ -29,11 +29,12 @@
         private void InitializeComponent()
         {
             this.menuStrip = new System.Windows.Forms.MenuStrip();
-            this.directoryToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.справочникToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.computerToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.componentsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.shopsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.магазиныToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.replenishmentToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.пополнениеМагазинаToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.продатьКомпьютеромToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
             this.dataGridView = new System.Windows.Forms.DataGridView();
             this.buttonCreateOrder = new System.Windows.Forms.Button();
             this.buttonTakeOrderInWork = new System.Windows.Forms.Button();
@@ -47,51 +48,59 @@
             // menuStrip
             // 
             this.menuStrip.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.directoryToolStripMenuItem,
+            this.справочникToolStripMenuItem,
-            this.replenishmentToolStripMenuItem});
+            this.пополнениеМагазинаToolStripMenuItem,
+            this.продатьКомпьютеромToolStripMenuItem});
             this.menuStrip.Location = new System.Drawing.Point(0, 0);
             this.menuStrip.Name = "menuStrip";
             this.menuStrip.Size = new System.Drawing.Size(1047, 24);
             this.menuStrip.TabIndex = 0;
             this.menuStrip.Text = "menuStrip1";
             // 
-            // directoryToolStripMenuItem
+            // справочникToolStripMenuItem
             // 
-            this.directoryToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.справочникToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
             this.computerToolStripMenuItem,
             this.componentsToolStripMenuItem,
-            this.shopsToolStripMenuItem});
+            this.магазиныToolStripMenuItem});
-            this.directoryToolStripMenuItem.Name = "directoryToolStripMenuItem";
+            this.справочникToolStripMenuItem.Name = "справочникToolStripMenuItem";
-            this.directoryToolStripMenuItem.Size = new System.Drawing.Size(94, 20);
+            this.справочникToolStripMenuItem.Size = new System.Drawing.Size(94, 20);
-            this.directoryToolStripMenuItem.Text = "Cправочники";
+            this.справочникToolStripMenuItem.Text = "Справочники";
             // 
             // computerToolStripMenuItem
             // 
             this.computerToolStripMenuItem.Name = "computerToolStripMenuItem";
             this.computerToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
             this.computerToolStripMenuItem.Text = "Компьютеры";
-            this.computerToolStripMenuItem.Click += new System.EventHandler(this.ComputersToolStripMenuItem_Click);
+            this.computerToolStripMenuItem.Click += ComputersToolStripMenuItem_Click;
             // 
             // componentsToolStripMenuItem
             // 
             this.componentsToolStripMenuItem.Name = "componentsToolStripMenuItem";
             this.componentsToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
             this.componentsToolStripMenuItem.Text = "Компоненты";
-            this.componentsToolStripMenuItem.Click += new System.EventHandler(this.ComponentsToolStripMenuItem_Click);
+            this.componentsToolStripMenuItem.Click += ComponentsToolStripMenuItem_Click;
             // 
-            // shopsToolStripMenuItem
+            // магазиныToolStripMenuItem
             // 
-            this.shopsToolStripMenuItem.Name = "shopsToolStripMenuItem";
+            this.магазиныToolStripMenuItem.Name = "магазиныToolStripMenuItem";
-            this.shopsToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
+            this.магазиныToolStripMenuItem.Size = new System.Drawing.Size(180, 22);
-            this.shopsToolStripMenuItem.Text = "Магазины";
+            this.магазиныToolStripMenuItem.Text = "Магазины";
-            this.shopsToolStripMenuItem.Click += new System.EventHandler(this.ShopToolStripMenuItem_Click);
+            this.магазиныToolStripMenuItem.Click += ShopToolStripMenuItem_Click;
             // 
-            // replenishmentToolStripMenuItem
+            // пополнениеМагазинаToolStripMenuItem
             // 
-            this.replenishmentToolStripMenuItem.Name = "replenishmentToolStripMenuItem";
+            this.пополнениеМагазинаToolStripMenuItem.Name = "пополнениеМагазинаToolStripMenuItem";
-            this.replenishmentToolStripMenuItem.Size = new System.Drawing.Size(143, 20);
+            this.пополнениеМагазинаToolStripMenuItem.Size = new System.Drawing.Size(143, 20);
-            this.replenishmentToolStripMenuItem.Text = "Пополнение магазина";
+            this.пополнениеМагазинаToolStripMenuItem.Text = "Пополнение магазина";
-            this.replenishmentToolStripMenuItem.Click += new System.EventHandler(this.ShopReplenishmentToolStripMenuItem_Click);
+            this.пополнениеМагазинаToolStripMenuItem.Click += shopReplenishmentToolStripMenuItem_Click;
+            // 
+            // продатьКомпьютеромToolStripMenuItem
+            // 
+            this.продатьКомпьютеромToolStripMenuItem.Name = "продатьКомпьютеромToolStripMenuItem";
+            this.продатьКомпьютеромToolStripMenuItem.Size = new System.Drawing.Size(131, 20);
+            this.продатьКомпьютеромToolStripMenuItem.Text = "Продать компьютер";
+            this.продатьКомпьютеромToolStripMenuItem.Click += ButtonSellComputer_Click;
             // 
             // dataGridView
             // 
@@ -110,7 +119,7 @@
             this.buttonCreateOrder.TabIndex = 2;
             this.buttonCreateOrder.Text = "Создать заказ";
             this.buttonCreateOrder.UseVisualStyleBackColor = true;
-            this.buttonCreateOrder.Click += new System.EventHandler(this.ButtonCreateOrder_Click);
+            this.buttonCreateOrder.Click += ButtonCreateOrder_Click;
             // 
             // buttonTakeOrderInWork
             // 
@@ -120,7 +129,7 @@
             this.buttonTakeOrderInWork.TabIndex = 3;
             this.buttonTakeOrderInWork.Text = "Отдать на выполнение";
             this.buttonTakeOrderInWork.UseVisualStyleBackColor = true;
-            this.buttonTakeOrderInWork.Click += new System.EventHandler(this.ButtonTakeOrderInWork_Click);
+            this.buttonTakeOrderInWork.Click += ButtonTakeOrderInWork_Click;
             // 
             // buttonOrderReady
             // 
@@ -130,7 +139,7 @@
             this.buttonOrderReady.TabIndex = 4;
             this.buttonOrderReady.Text = "Заказ готов";
             this.buttonOrderReady.UseVisualStyleBackColor = true;
-            this.buttonOrderReady.Click += new System.EventHandler(this.ButtonOrderReady_Click);
+            this.buttonOrderReady.Click += ButtonOrderReady_Click;
             // 
             // buttonIssuedOrder
             // 
@@ -140,7 +149,7 @@
             this.buttonIssuedOrder.TabIndex = 5;
             this.buttonIssuedOrder.Text = "Заказ выдан";
             this.buttonIssuedOrder.UseVisualStyleBackColor = true;
-            this.buttonIssuedOrder.Click += new System.EventHandler(this.ButtonIssuedOrder_Click);
+            this.buttonIssuedOrder.Click += ButtonIssuedOrder_Click;
             // 
             // buttonRef
             // 
@@ -150,7 +159,7 @@
             this.buttonRef.TabIndex = 6;
             this.buttonRef.Text = "Обновить список";
             this.buttonRef.UseVisualStyleBackColor = true;
-            this.buttonRef.Click += new System.EventHandler(this.ButtonRef_Click);
+            this.buttonRef.Click += ButtonRef_Click;
             // 
             // FormMain
             // 
@@ -167,7 +176,7 @@
             this.MainMenuStrip = this.menuStrip;
             this.Name = "FormMain";
             this.Text = "Магазин электроники";
-            this.Load += new System.EventHandler(this.FormMain_Load);
+            Load += FormMain_Load;
             this.menuStrip.ResumeLayout(false);
             this.menuStrip.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
@@ -179,7 +188,7 @@
         #endregion
 
         private MenuStrip menuStrip;
-		private ToolStripMenuItem directoryToolStripMenuItem;
+        private ToolStripMenuItem справочникToolStripMenuItem;
         private DataGridView dataGridView;
         private Button buttonCreateOrder;
         private Button buttonTakeOrderInWork;
@@ -188,7 +197,8 @@
         private Button buttonRef;
         private ToolStripMenuItem computerToolStripMenuItem;
         private ToolStripMenuItem componentsToolStripMenuItem;
-        private ToolStripMenuItem replenishmentToolStripMenuItem;
+        private ToolStripMenuItem магазиныToolStripMenuItem;
-        private ToolStripMenuItem shopsToolStripMenuItem;
+        private ToolStripMenuItem пополнениеМагазинаToolStripMenuItem;
+        private ToolStripMenuItem продатьКомпьютеромToolStripMenuItem;
     }
 }

ComputersShop/ComputersShopView/FormMain.cs

@@ -68,6 +68,7 @@ namespace ComputersShopView
         private void ShopToolStripMenuItem_Click(object sender, EventArgs e)
         {
             var service = Program.ServiceProvider?.GetService(typeof(FormShops));
+
             if (service is FormShops form)
             {
                 form.ShowDialog();
@@ -177,13 +178,25 @@ namespace ComputersShopView
         {
             LoadData();
         }
-        private void ShopReplenishmentToolStripMenuItem_Click(object sender, EventArgs e)
+
+        private void shopReplenishmentToolStripMenuItem_Click(object sender, EventArgs e)
         {
             var service = Program.ServiceProvider?.GetService(typeof(FormShopReplenishment));
+
             if (service is FormShopReplenishment form)
             {
                 form.ShowDialog();
             }
         }
+
+        private void ButtonSellComputer_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormSellComputers));
+            if (service is FormSellComputers form)
+            {
+                form.ShowDialog();
+                LoadData();
+            }
+        }
     }
 }

ComputersShop/ComputersShopView/FormSellComputers.Designer.cs

@@ -0,0 +1,124 @@
+namespace ComputersShopView
+{
+    partial class FormSellComputers
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            ButtonCancel = new Button();
+            comboBoxDocuments = new ComboBox();
+            numericUpDownCount = new NumericUpDown();
+            labelDocument = new Label();
+            labelCount = new Label();
+            ButtonSave = new Button();
+            ((System.ComponentModel.ISupportInitialize)numericUpDownCount).BeginInit();
+            SuspendLayout();
+            // 
+            // ButtonCancel
+            // 
+            ButtonCancel.Location = new Point(233, 60);
+            ButtonCancel.Margin = new Padding(3, 2, 3, 2);
+            ButtonCancel.Name = "ButtonCancel";
+            ButtonCancel.Size = new Size(82, 22);
+            ButtonCancel.TabIndex = 1;
+            ButtonCancel.Text = "Отмена";
+            ButtonCancel.UseVisualStyleBackColor = true;
+            ButtonCancel.Click += ButtonCancel_Click;
+            // 
+            // comboBoxDocuments
+            // 
+            comboBoxDocuments.FormattingEnabled = true;
+            comboBoxDocuments.Location = new Point(89, 6);
+            comboBoxDocuments.Margin = new Padding(3, 2, 3, 2);
+            comboBoxDocuments.Name = "comboBoxDocuments";
+            comboBoxDocuments.Size = new Size(226, 23);
+            comboBoxDocuments.TabIndex = 2;
+            // 
+            // numericUpDownCount
+            // 
+            numericUpDownCount.Location = new Point(90, 33);
+            numericUpDownCount.Margin = new Padding(3, 2, 3, 2);
+            numericUpDownCount.Name = "numericUpDownCount";
+            numericUpDownCount.Size = new Size(225, 23);
+            numericUpDownCount.TabIndex = 3;
+            // 
+            // labelDocument
+            // 
+            labelDocument.AutoSize = true;
+            labelDocument.Location = new Point(12, 9);
+            labelDocument.Name = "labelDocument";
+            labelDocument.Size = new Size(71, 15);
+            labelDocument.TabIndex = 4;
+            labelDocument.Text = "Компьютер";
+            // 
+            // labelCount
+            // 
+            labelCount.AutoSize = true;
+            labelCount.Location = new Point(11, 35);
+            labelCount.Name = "labelCount";
+            labelCount.Size = new Size(72, 15);
+            labelCount.TabIndex = 5;
+            labelCount.Text = "Количество";
+            // 
+            // ButtonSave
+            // 
+            ButtonSave.Location = new Point(145, 60);
+            ButtonSave.Margin = new Padding(3, 2, 3, 2);
+            ButtonSave.Name = "ButtonSave";
+            ButtonSave.Size = new Size(82, 22);
+            ButtonSave.TabIndex = 6;
+            ButtonSave.Text = "Сохранить";
+            ButtonSave.UseVisualStyleBackColor = true;
+            ButtonSave.Click += ButtonSave_Click;
+            // 
+            // FormSellComputers
+            // 
+            AutoScaleDimensions = new SizeF(7F, 15F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(326, 93);
+            Controls.Add(ButtonSave);
+            Controls.Add(labelCount);
+            Controls.Add(labelDocument);
+            Controls.Add(numericUpDownCount);
+            Controls.Add(comboBoxDocuments);
+            Controls.Add(ButtonCancel);
+            Margin = new Padding(3, 2, 3, 2);
+            Name = "FormSellComputers";
+            Text = "Продажа компьютеров";
+            ((System.ComponentModel.ISupportInitialize)numericUpDownCount).EndInit();
+            ResumeLayout(false);
+            PerformLayout();
+        }
+
+        #endregion
+        private Button ButtonCancel;
+        private ComboBox comboBoxDocuments;
+        private NumericUpDown numericUpDownCount;
+        private Label labelDocument;
+        private Label labelCount;
+        private Button ButtonSave;
+    }
+}

ComputersShop/ComputersShopView/FormSellComputers.cs

@@ -0,0 +1,86 @@
+using ComputersShopContracts.BusinessLogicContracts;
+using ComputersShopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace ComputersShopView
+{
+    public partial class FormSellComputers : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IShopLogic _shopLogic;
+        private readonly IComputerLogic _computerLogic;
+        private readonly List<ComputerViewModel>? _listComputer;
+        public FormSellComputers(ILogger<FormSellComputers> logger, IShopLogic shopLogic, IComputerLogic computerLogic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _shopLogic = shopLogic;
+            _computerLogic = computerLogic;
+            _listComputer = computerLogic.ReadList(null);
+            if (_listComputer != null)
+            {
+                comboBoxDocuments.DisplayMember = "ComputerName";
+                comboBoxDocuments.ValueMember = "Id";
+                comboBoxDocuments.DataSource = _listComputer;
+                comboBoxDocuments.SelectedItem = null;
+            }
+        }
+
+        private void ButtonSave_Click(object sender, EventArgs e)
+        {
+            if (comboBoxDocuments.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите компьютер", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (string.IsNullOrEmpty(numericUpDownCount.Text))
+            {
+                MessageBox.Show("Заполните количество", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Продажа поездок");
+            try
+            {
+                var comp = _computerLogic.ReadElement(new()
+                {
+                    Id = (int)comboBoxDocuments.SelectedValue
+                });
+                if (comp == null)
+                {
+                    throw new Exception("Компьютер не найден. Дополнительная информация в логах.");
+                }
+                var operationResult = _shopLogic.SellComputers(
+                    computer: comp,
+                    quantity: (int)numericUpDownCount.Value
+                );
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при продаже компьютера. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка сохранения компьютера");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

ComputersShop/ComputersShopView/FormSellComputers.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

ComputersShop/ComputersShopView/FormShop.Designer.cs

@@ -28,182 +28,195 @@
         /// </summary>
         private void InitializeComponent()
         {
-            this.dateTimePicker = new System.Windows.Forms.DateTimePicker();
+            labelShop = new Label();
-            this.textBoxName = new System.Windows.Forms.TextBox();
+            labelAddress = new Label();
-            this.textBoxAddress = new System.Windows.Forms.TextBox();
+            labelDate = new Label();
-            this.labelTime = new System.Windows.Forms.Label();
+            textBoxName = new TextBox();
-            this.labelAddress = new System.Windows.Forms.Label();
+            textBoxAddress = new TextBox();
-            this.dataGridView = new System.Windows.Forms.DataGridView();
+            dateTimePicker = new DateTimePicker();
-            this.ColumnID = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            dataGridView = new DataGridView();
-            this.ColumnManufactureName = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            ButtonSave = new Button();
-            this.Price = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            ButtonCancel = new Button();
-            this.ColumnCount = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            numericUpDownCapacity = new NumericUpDown();
-            this.labelShop = new System.Windows.Forms.Label();
+            labelCapacity = new Label();
-            this.buttonSave = new System.Windows.Forms.Button();
+            ID = new DataGridViewTextBoxColumn();
-            this.buttonCancel = new System.Windows.Forms.Button();
+            DocumentName = new DataGridViewTextBoxColumn();
-            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            Price = new DataGridViewTextBoxColumn();
-            this.SuspendLayout();
+            Count = new DataGridViewTextBoxColumn();
-            // 
+            ((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit();
-            // dateTimePicker
+            ((System.ComponentModel.ISupportInitialize)numericUpDownCapacity).BeginInit();
-            // 
+            SuspendLayout();
-            this.dateTimePicker.Location = new System.Drawing.Point(384, 27);
-            this.dateTimePicker.Name = "dateTimePicker";
-            this.dateTimePicker.Size = new System.Drawing.Size(207, 23);
-            this.dateTimePicker.TabIndex = 26;
-            // 
-            // textBoxName
-            // 
-            this.textBoxName.Location = new System.Drawing.Point(10, 27);
-            this.textBoxName.Name = "textBoxName";
-            this.textBoxName.Size = new System.Drawing.Size(141, 23);
-            this.textBoxName.TabIndex = 25;
-            // 
-            // textBoxAddress
-            // 
-            this.textBoxAddress.Location = new System.Drawing.Point(158, 27);
-            this.textBoxAddress.Name = "textBoxAddress";
-            this.textBoxAddress.Size = new System.Drawing.Size(221, 23);
-            this.textBoxAddress.TabIndex = 24;
-            // 
-            // labelTime
-            // 
-            this.labelTime.AutoSize = true;
-            this.labelTime.Location = new System.Drawing.Point(384, 9);
-            this.labelTime.Name = "labelTime";
-            this.labelTime.Size = new System.Drawing.Size(87, 15);
-            this.labelTime.TabIndex = 23;
-            this.labelTime.Text = "Дата открытия";
-            // 
-            // labelAddress
-            // 
-            this.labelAddress.AutoSize = true;
-            this.labelAddress.Location = new System.Drawing.Point(158, 9);
-            this.labelAddress.Name = "labelAddress";
-            this.labelAddress.Size = new System.Drawing.Size(40, 15);
-            this.labelAddress.TabIndex = 22;
-            this.labelAddress.Text = "Адрес";
-            // 
-            // dataGridView
-            // 
-            this.dataGridView.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
-            | System.Windows.Forms.AnchorStyles.Left) 
-            | System.Windows.Forms.AnchorStyles.Right)));
-            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
-            this.dataGridView.Columns.AddRange(new System.Windows.Forms.DataGridViewColumn[] {
-            this.ColumnID,
-            this.ColumnManufactureName,
-            this.Price,
-            this.ColumnCount});
-            this.dataGridView.Location = new System.Drawing.Point(10, 56);
-            this.dataGridView.Name = "dataGridView";
-            this.dataGridView.RowHeadersWidth = 62;
-            this.dataGridView.RowTemplate.Height = 25;
-            this.dataGridView.Size = new System.Drawing.Size(581, 327);
-            this.dataGridView.TabIndex = 21;
-            // 
-            // ColumnID
-            // 
-            this.ColumnID.HeaderText = "ID";
-            this.ColumnID.MinimumWidth = 8;
-            this.ColumnID.Name = "ColumnID";
-            this.ColumnID.Visible = false;
-            this.ColumnID.Width = 150;
-            // 
-            // ColumnManufactureName
-            // 
-            this.ColumnManufactureName.AutoSizeMode = System.Windows.Forms.DataGridViewAutoSizeColumnMode.Fill;
-            this.ColumnManufactureName.HeaderText = "Название компьютера";
-            this.ColumnManufactureName.MinimumWidth = 8;
-            this.ColumnManufactureName.Name = "ColumnManufactureName";
-            // 
-            // Price
-            // 
-            this.Price.HeaderText = "Цена";
-            this.Price.MinimumWidth = 6;
-            this.Price.Name = "Price";
-            this.Price.Width = 125;
-            // 
-            // ColumnCount
-            // 
-            this.ColumnCount.HeaderText = "Количество";
-            this.ColumnCount.MinimumWidth = 8;
-            this.ColumnCount.Name = "ColumnCount";
-            this.ColumnCount.Width = 150;
             // 
             // labelShop
             // 
-            this.labelShop.AutoSize = true;
+            labelShop.AutoSize = true;
-            this.labelShop.Location = new System.Drawing.Point(10, 9);
+            labelShop.Location = new Point(10, 16);
-            this.labelShop.Name = "labelShop";
+            labelShop.Name = "labelShop";
-            this.labelShop.Size = new System.Drawing.Size(54, 15);
+            labelShop.Size = new Size(54, 15);
-            this.labelShop.TabIndex = 20;
+            labelShop.TabIndex = 0;
-            this.labelShop.Text = "Магазин";
+            labelShop.Text = "Магазин";
             // 
-            // buttonSave
+            // labelAddress
             // 
-            this.buttonSave.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            labelAddress.AutoSize = true;
-            this.buttonSave.Location = new System.Drawing.Point(363, 392);
+            labelAddress.Location = new Point(156, 16);
-            this.buttonSave.Name = "buttonSave";
+            labelAddress.Name = "labelAddress";
-            this.buttonSave.Size = new System.Drawing.Size(120, 22);
+            labelAddress.Size = new Size(40, 15);
-            this.buttonSave.TabIndex = 28;
+            labelAddress.TabIndex = 1;
-            this.buttonSave.Text = "Сохранить";
+            labelAddress.Text = "Адрес";
-            this.buttonSave.UseVisualStyleBackColor = true;
-            this.buttonSave.Click += ButtonSave_Click;
             // 
-            // buttonCancel
+            // labelDate
             // 
-            this.buttonCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            labelDate.AutoSize = true;
-            this.buttonCancel.Location = new System.Drawing.Point(488, 392);
+            labelDate.Location = new Point(375, 16);
-            this.buttonCancel.Name = "buttonCancel";
+            labelDate.Name = "labelDate";
-            this.buttonCancel.Size = new System.Drawing.Size(103, 22);
+            labelDate.Size = new Size(87, 15);
-            this.buttonCancel.TabIndex = 27;
+            labelDate.TabIndex = 2;
-            this.buttonCancel.Text = "Отмена";
+            labelDate.Text = "Дата открытия";
-            this.buttonCancel.UseVisualStyleBackColor = true;
+            // 
-            this.buttonCancel.Click += ButtonCancel_Click;
+            // textBoxName
+            // 
+            textBoxName.Location = new Point(10, 33);
+            textBoxName.Margin = new Padding(3, 2, 3, 2);
+            textBoxName.Name = "textBoxName";
+            textBoxName.Size = new Size(140, 23);
+            textBoxName.TabIndex = 3;
+            // 
+            // textBoxAddress
+            // 
+            textBoxAddress.Location = new Point(156, 33);
+            textBoxAddress.Margin = new Padding(3, 2, 3, 2);
+            textBoxAddress.Name = "textBoxAddress";
+            textBoxAddress.Size = new Size(216, 23);
+            textBoxAddress.TabIndex = 4;
+            // 
+            // dateTimePicker
+            // 
+            dateTimePicker.Location = new Point(375, 33);
+            dateTimePicker.Margin = new Padding(3, 2, 3, 2);
+            dateTimePicker.Name = "dateTimePicker";
+            dateTimePicker.Size = new Size(123, 23);
+            dateTimePicker.TabIndex = 5;
+            // 
+            // dataGridView
+            // 
+            dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            dataGridView.Columns.AddRange(new DataGridViewColumn[] { ID, DocumentName, Price, Count });
+            dataGridView.Location = new Point(10, 58);
+            dataGridView.Margin = new Padding(3, 2, 3, 2);
+            dataGridView.Name = "dataGridView";
+            dataGridView.RowHeadersWidth = 51;
+            dataGridView.RowTemplate.Height = 29;
+            dataGridView.Size = new Size(623, 248);
+            dataGridView.TabIndex = 6;
+            // 
+            // ButtonSave
+            // 
+            ButtonSave.Location = new Point(429, 310);
+            ButtonSave.Margin = new Padding(3, 2, 3, 2);
+            ButtonSave.Name = "ButtonSave";
+            ButtonSave.Size = new Size(97, 22);
+            ButtonSave.TabIndex = 7;
+            ButtonSave.Text = "Сохранить";
+            ButtonSave.UseVisualStyleBackColor = true;
+            ButtonSave.Click += ButtonSave_Click;
+            // 
+            // ButtonCancel
+            // 
+            ButtonCancel.Location = new Point(551, 310);
+            ButtonCancel.Margin = new Padding(3, 2, 3, 2);
+            ButtonCancel.Name = "ButtonCancel";
+            ButtonCancel.Size = new Size(82, 22);
+            ButtonCancel.TabIndex = 8;
+            ButtonCancel.Text = "Отмена";
+            ButtonCancel.UseVisualStyleBackColor = true;
+            ButtonCancel.Click += ButtonCancel_Click;
+            // 
+            // numericUpDownCapacity
+            // 
+            numericUpDownCapacity.Location = new Point(513, 33);
+            numericUpDownCapacity.Name = "numericUpDownCapacity";
+            numericUpDownCapacity.Size = new Size(120, 23);
+            numericUpDownCapacity.TabIndex = 9;
+            // 
+            // labelCapacity
+            // 
+            labelCapacity.AutoSize = true;
+            labelCapacity.Location = new Point(513, 16);
+            labelCapacity.Name = "labelCapacity";
+            labelCapacity.Size = new Size(80, 15);
+            labelCapacity.TabIndex = 10;
+            labelCapacity.Text = "Вместимость";
+            // 
+            // ID
+            // 
+            ID.AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+            ID.HeaderText = "ID";
+            ID.MinimumWidth = 6;
+            ID.Name = "ID";
+            ID.Visible = false;
+            // 
+            // DocumentName
+            // 
+            DocumentName.AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+            DocumentName.HeaderText = "Название компьютера";
+            DocumentName.MinimumWidth = 6;
+            DocumentName.Name = "DocumentName";
+            // 
+            // Price
+            // 
+            Price.HeaderText = "Стоимость";
+            Price.Name = "Price";
+            // 
+            // Count
+            // 
+            Count.AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+            Count.HeaderText = "Количество";
+            Count.MinimumWidth = 6;
+            Count.Name = "Count";
             // 
             // FormShop
             // 
-            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            AutoScaleDimensions = new SizeF(7F, 15F);
-            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            AutoScaleMode = AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(616, 425);
+            ClientSize = new Size(648, 338);
-            this.Controls.Add(this.buttonSave);
+            Controls.Add(labelCapacity);
-            this.Controls.Add(this.buttonCancel);
+            Controls.Add(numericUpDownCapacity);
-            this.Controls.Add(this.dateTimePicker);
+            Controls.Add(ButtonCancel);
-            this.Controls.Add(this.textBoxName);
+            Controls.Add(ButtonSave);
-            this.Controls.Add(this.textBoxAddress);
+            Controls.Add(dataGridView);
-            this.Controls.Add(this.labelTime);
+            Controls.Add(dateTimePicker);
-            this.Controls.Add(this.labelAddress);
+            Controls.Add(textBoxAddress);
-            this.Controls.Add(this.dataGridView);
+            Controls.Add(textBoxName);
-            this.Controls.Add(this.labelShop);
+            Controls.Add(labelDate);
-            this.Margin = new System.Windows.Forms.Padding(3, 2, 3, 2);
+            Controls.Add(labelAddress);
-            this.Name = "FormShop";
+            Controls.Add(labelShop);
-            this.Text = "Магазин";
+            Margin = new Padding(3, 2, 3, 2);
+            Name = "FormShop";
+            Text = "Магазин";
             Load += FormShop_Load;
-            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
-            this.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)numericUpDownCapacity).EndInit();
-            this.PerformLayout();
+            ResumeLayout(false);
-
+            PerformLayout();
-        }
-
-        private void ButtonCancel_Click1(object sender, EventArgs e)
-        {
-            throw new NotImplementedException();
         }
 
         #endregion
 
-        private DateTimePicker dateTimePicker;
+        private Label labelShop;
+        private Label labelAddress;
+        private Label labelDate;
         private TextBox textBoxName;
         private TextBox textBoxAddress;
-        private Label labelTime;
+        private DateTimePicker dateTimePicker;
-        private Label labelAddress;
         private DataGridView dataGridView;
-        private Label labelShop;
+        private Button ButtonSave;
-        private Button buttonSave;
+        private Button ButtonCancel;
-        private Button buttonCancel;
+        private NumericUpDown numericUpDownCapacity;
-        private DataGridViewTextBoxColumn ColumnID;
+        private Label labelCapacity;
-        private DataGridViewTextBoxColumn ColumnManufactureName;
+        private DataGridViewTextBoxColumn ID;
+        private DataGridViewTextBoxColumn DocumentName;
         private DataGridViewTextBoxColumn Price;
-        private DataGridViewTextBoxColumn ColumnCount;
+        private DataGridViewTextBoxColumn Count;
     }
 }

ComputersShop/ComputersShopView/FormShop.cs

@@ -46,6 +46,7 @@ namespace ComputersShopView
                         textBoxName.Text = view.ShopName;
                         textBoxAddress.Text = view.ShopAddress.ToString();
                         dateTimePicker.Text = view.DateOpening.ToString();
+                        numericUpDownCapacity.Value = view.Capacity;
                         _shopComputers = view.Computers ?? new Dictionary<int, (IComputerModel, int)>();
                         LoadData();
                     }
@@ -88,7 +89,7 @@ namespace ComputersShopView
             }
             if (string.IsNullOrEmpty(textBoxAddress.Text))
             {
-                MessageBox.Show("Заполните адрес", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show("Заполните цену", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
                 return;
             }
             _logger.LogInformation("Сохранение магазина");
@@ -100,6 +101,7 @@ namespace ComputersShopView
                     ShopName = textBoxName.Text,
                     ShopAddress = textBoxAddress.Text,
                     DateOpening = dateTimePicker.Value.Date,
+                    Capacity = (int)numericUpDownCapacity.Value,
                     Computers = _shopComputers
                 };
                 var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);

ComputersShop/ComputersShopView/FormShop.resx

@@ -57,4 +57,7 @@
   <resheader name="writer">
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
+  <metadata name="Price.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
 </root>

ComputersShop/ComputersShopView/Program.cs

@@ -1,11 +1,11 @@
 using ComputersShopBusinessLogic.BusinessLogics;
 using ComputersShopContracts.BusinessLogicContracts;
 using ComputersShopContracts.StoragesContracts;
-using ComputersShopListImplement.Implements;
+using ComputersShopFileImplement.Implements;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using NLog.Extensions.Logging;
-using OrdersShopListImplement.Implements;
+
 
 namespace ComputersShopView
 {
@@ -55,6 +55,7 @@ namespace ComputersShopView
             services.AddTransient<FormShop>();
             services.AddTransient<FormShops>();
             services.AddTransient<FormShopReplenishment>();
+            services.AddTransient<FormSellComputers>();
         }
 	}
 }

ComputersShop/СomputersShopDataModels/Models/IShopModel.cs

@@ -11,6 +11,7 @@ namespace ComputersShopDataModels.Models
         public string ShopName { get; }
         public string ShopAddress { get; }
         DateTime DateOpening { get; }
+        public int Capacity { get; }
         Dictionary<int, (IComputerModel, int)> Computers { get; }
     }
 }