//

.gitignore

@@ -14,6 +14,9 @@
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs
 
+# dll files
+*.dll
+
 # Mono auto generated files
 mono_crash.*
 

SoftwareInstallation/AbstractShowClientApp/Controllers/HomeController.cs

@@ -144,5 +144,16 @@ namespace AbstractShowClientApp.Controllers
 			var prod = APIClient.GetRequest<PackageViewModel>($"api/main/getpackage?packageId={package}");
 			return count * (prod?.Price ?? 1);
 		}
+
+		[HttpGet]
+		public IActionResult Mails()
+		{
+			if (APIClient.Client == null)
+			{
+				return Redirect("~/Home/Enter");
+			}
+			return
+			View(APIClient.GetRequest<List<MessageInfoViewModel>>($"api/client/getmessages?clientId={APIClient.Client.Id}"));
+		}
 	}
 }

SoftwareInstallation/AbstractShowClientApp/Views/Home/Mails.cshtml

@@ -0,0 +1,54 @@
+@using AbstractSoftwareInstallationContracts.ViewModels
+
+@model List<MessageInfoViewModel>
+
+@{
+	ViewData["Title"] = "Mails";
+}
+
+<div class="text-center">
+	<h1 class="display-4">Письма</h1>
+</div>
+
+
+<div class="text-center">
+	@{
+		if (Model == null)
+		{
+			<h3 class="display-4">Авторизируйтесь</h3>
+			return;
+		}
+
+		<table class="table">
+			<thead>
+				<tr>
+					<th>
+						Дата письма
+					</th>
+					<th>
+						Заголовок
+					</th>
+					<th>
+						Текст
+					</th>
+				</tr>
+			</thead>
+			<tbody>
+				@foreach (var item in Model)
+				{
+					<tr>
+						<td>
+							@Html.DisplayFor(modelItem => item.DateDelivery)
+						</td>
+						<td>
+							@Html.DisplayFor(modelItem => item.Subject)
+						</td>
+						<td>
+							@Html.DisplayFor(modelItem => item.Body)
+						</td>
+					</tr>
+				}
+			</tbody>
+		</table>
+	}
+</div>

SoftwareInstallation/AbstractShowClientApp/Views/Shared/_Layout.cshtml

@@ -20,16 +20,19 @@
                 <div class="navbar-collapse collapse d-sm-inline-flex flex-sm-row-reverse">
 					<ul class="navbar-nav flex-grow-1">
 						<li class="nav-item">
-							<a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Index">Заказы</a>
+							<a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Index">Заказы</a>
 						</li>
 						<li class="nav-item">
-							<a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Privacy">Личные данные</a>
+							<a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Privacy">Личные данные</a>
+						</li>
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Mails">Письма</a>
+                        </li>
+						<li class="nav-item">
+							<a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Enter">Вход</a>
 						</li>
 						<li class="nav-item">
-							<a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Enter">Вход</a>
-						</li>
-						<li class="nav-item">
-							<a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Register">Регистрация</a>
+							<a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Register">Регистрация</a>
 						</li>
 					</ul>
                 </div>

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/AbstractSoftwareInstallationBusinessLogic.csproj

@@ -8,6 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="DocumentFormat.OpenXml" Version="2.19.0" />
+    <PackageReference Include="MailKit" Version="4.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />
     <PackageReference Include="PdfSharp.MigraDoc.Standard" Version="1.51.14" />
   </ItemGroup>

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/BusinessLogic/BackUpLogic.cs

@@ -0,0 +1,99 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationDataModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.IO.Compression;
+using System.Linq;
+using System.Reflection;
+using System.Runtime.Serialization.Json;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
+{
+    public class BackUpLogic : IBackUpLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IBackUpInfo _backUpInfo;
+        public BackUpLogic(ILogger<BackUpLogic> logger, IBackUpInfo backUpInfo)
+        {
+            _logger = logger;
+            _backUpInfo = backUpInfo;
+        }
+        public void CreateBackUp(BackUpSaveBindingModel model)
+        {
+            if (_backUpInfo == null)
+            {
+                return;
+            }
+            try
+            {
+                _logger.LogDebug("Clear folder");
+                // зачистка папки и удаление старого архива
+                var dirInfo = new DirectoryInfo(model.FolderName);
+                if (dirInfo.Exists)
+                {
+                    foreach (var file in dirInfo.GetFiles())
+                    {
+                        file.Delete();
+                    }
+                }
+                _logger.LogDebug("Delete archive");
+                string fileName = $"{model.FolderName}.zip";
+                if (File.Exists(fileName))
+                {
+                    File.Delete(fileName);
+                }
+                // берем метод для сохранения
+                _logger.LogDebug("Get assembly");
+                var typeIId = typeof(IId);
+                var assembly = typeIId.Assembly;
+                if (assembly == null)
+                {
+                    throw new ArgumentNullException("Сборка не найдена", nameof(assembly));
+                }
+                var types = assembly.GetTypes();
+                var method = GetType().GetMethod("SaveToFile", BindingFlags.NonPublic | BindingFlags.Instance);
+                _logger.LogDebug("Find {count} types", types.Length);
+                foreach (var type in types)
+                {
+                    if (type.IsInterface && type.GetInterface(typeIId.Name) != null)
+                    {
+                        var modelType = _backUpInfo.GetTypeByModelInterface(type.Name);
+                        if (modelType == null)
+                        {
+                            throw new InvalidOperationException($"Не найденкласс - модель для { type.Name }");
+                        }
+                        _logger.LogDebug("Call SaveToFile method for {name} type", type.Name);
+                        // вызываем метод на выполнение
+                        method?.MakeGenericMethod(modelType).Invoke(this, new object[] { model.FolderName });
+                    }
+                }
+                _logger.LogDebug("Create zip and remove folder");
+                // архивируем
+                ZipFile.CreateFromDirectory(model.FolderName, fileName);
+                // удаляем папку
+                dirInfo.Delete(true);
+            }
+            catch (Exception)
+            {
+                throw;
+            }
+        }
+        private void SaveToFile<T>(string folderName) where T : class, new()
+        {
+            var records = _backUpInfo.GetList<T>();
+            if (records == null)
+            {
+                _logger.LogWarning("{type} type get null list", typeof(T).Name);
+                return;
+            }
+            var jsonFormatter = new DataContractJsonSerializer(typeof(List<T>));
+            using var fs = new FileStream(string.Format("{0}/{1}.json", folderName, typeof(T).Name), FileMode.OpenOrCreate);
+            jsonFormatter.WriteObject(fs, records);
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/BusinessLogic/ClientLogic.cs

@@ -8,6 +8,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 
 namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
@@ -47,6 +48,10 @@ namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
                 _logger.LogWarning("ReadElement element not found");
                 return null;
             }
+            if (!string.IsNullOrEmpty(model.Password) && element.Password != model.Password)
+            {
+                return null;
+            }
             _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
             return element;
         }
@@ -118,6 +123,14 @@ namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
             {
                 throw new InvalidOperationException("Такой клиент уже есть");
             }
+            if (!Regex.IsMatch(model.Email, @"^[\w\.]{1,30}@{1}[^\d\W]+\.{1}[^\d\W]{2,4}$"))
+            {
+                throw new ArgumentException("Неверно введен адрес электронной почты", nameof(model.Email));
+            }
+            if (!Regex.IsMatch(model.Password, @"^[^\s:""]{8,20}$"))
+            {
+                throw new ArgumentException("Неверно введен пароль", nameof(model.Password));
+            }
         }
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/BusinessLogic/ImplementerLogic.cs

@@ -0,0 +1,126 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
+{
+    public class ImplementerLogic : IImplementerLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IImplementerStorage _implementerStorage;
+        public ImplementerLogic(ILogger<ImplementerLogic> logger, IImplementerStorage implementerStorage)
+        {
+            _logger = logger;
+            _implementerStorage = implementerStorage;
+        }
+
+        public bool Create(ImplementerBindingModel model)
+        {
+            CheckModel(model);
+            if (_implementerStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(ImplementerBindingModel model)
+        {
+            CheckModel(model);
+            if (_implementerStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Delete(ImplementerBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_implementerStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public ImplementerViewModel? ReadElement(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. FIO:{FIO}.Id:{ Id}", model.ImplementerFIO, model.Id);
+            var element = _implementerStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+
+        public List<ImplementerViewModel>? ReadList(ImplementerSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. FIO:{FIO}.Id:{ Id} ", model?.ImplementerFIO, model?.Id);
+            var list = (model == null) ? _implementerStorage.GetFullList() : _implementerStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        private void CheckModel(ImplementerBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.WorkExperience < 0)
+            {
+                throw new ArgumentException("Стаж работы не может быть меньше нуля", nameof(model.WorkExperience));
+            }
+            if (model.Qualification < 0)
+            {
+                throw new ArgumentException("Квалификация не должна быть меньше нуля", nameof(model.Qualification));
+            }
+            if (string.IsNullOrEmpty(model.Password))
+            {
+                throw new ArgumentNullException("Нет пароля исполнителя", nameof(model.ImplementerFIO));
+            }
+            if (string.IsNullOrEmpty(model.ImplementerFIO))
+            {
+                throw new ArgumentNullException("Нет ФИО исполнителя", nameof(model.ImplementerFIO));
+            }
+            _logger.LogInformation("Implementer. Id: {Id}, FIO: {FIO}", model.Id, model.ImplementerFIO);
+            var element = _implementerStorage.GetElement(new ImplementerSearchModel
+            {
+                ImplementerFIO = model.ImplementerFIO,
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Исполнитель с таким ФИО уже есть");
+            }
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/BusinessLogic/MessageInfoLogic.cs

@@ -0,0 +1,48 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
+{
+    public class MessageInfoLogic : IMessageInfoLogic
+    {
+		private readonly ILogger _logger;
+		private readonly IMessageInfoStorage _messageInfoStorage;
+		public MessageInfoLogic(ILogger<MessageInfoLogic> logger, IMessageInfoStorage MessageInfoStorage)
+		{
+			_logger = logger;
+			_messageInfoStorage = MessageInfoStorage;
+		}
+
+		public bool Create(MessageInfoBindingModel model)
+		{
+			if (_messageInfoStorage.Insert(model) == null)
+			{
+				_logger.LogWarning("Insert operation failed");
+				return false;
+			}
+			return true;
+		}
+
+		public List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model)
+		{
+			_logger.LogInformation("ReadList. MessageId:{MessageId}.ClientId:{ClientId} ", model?.MessageId, model?.ClientId);
+			var list = (model == null) ? _messageInfoStorage.GetFullList() : _messageInfoStorage.GetFilteredList(model);
+			if (list == null)
+			{
+				_logger.LogWarning("ReadList return null list");
+				return null;
+			}
+			_logger.LogInformation("ReadList. Count:{Count}", list.Count);
+			return list;
+		}
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/BusinessLogic/OrderLogic.cs

@@ -5,6 +5,7 @@ using AbstractSoftwareInstallationContracts.ViewModels;
 using AbstractSoftwareInstallationContracts.StoragesContracts;
 using Microsoft.Extensions.Logging;
 using AbstractSoftwareInstallationDataModels;
+using AbstractSoftwareInstallationBusinessLogic.MailWorker;
 
 namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
 {
@@ -12,10 +13,31 @@ namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage OrderStorage)
+        private readonly IClientLogic _clientLogic;
+        private readonly AbstractMailWorker _mailWorker;
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage OrderStorage, IClientLogic clientLogic, AbstractMailWorker mailWorker)
         {
             _logger = logger;
             _orderStorage = OrderStorage;
+            _clientLogic = clientLogic;
+            _mailWorker = mailWorker;
+        }
+        public void SendOrderStatusMail(int clientId, string subject, string text)
+        {
+            var client = _clientLogic.ReadElement(new ClientSearchModel
+            {
+                Id = clientId
+            });
+            if (client == null)
+            {
+                throw new ArgumentNullException($"Клиент с Id:{clientId} не найден.");
+            }
+            _mailWorker.MailSendAsync(new MailSendInfoBindingModel
+            {
+                MailAddress = client.Email,
+                Subject = subject,
+                Text = text
+            });
         }
         private void CheckModel(OrderBindingModel model, bool withParams = true)
         {
@@ -37,7 +59,7 @@ namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
             }
             if (model.Count <= 0)
             {
-                throw new ArgumentNullException("Количество суши в заказе должно быть больше 0", nameof(model.Count));
+                throw new ArgumentNullException("Количество пакетов в заказе должно быть больше 0", nameof(model.Count));
             }
             if (model.Sum <= 0)
             {
@@ -64,17 +86,18 @@ namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
             CheckModel(model);
             if (model.Status != OrderStatus.Неизвестен)
             {
-                _logger.LogWarning("Order status is incorrect");
+                _logger.LogWarning("Insert operation failed. Order status incorrect.");
                 return false;
             }
             model.Status = OrderStatus.Принят;
-            if (_orderStorage.Insert(model) == null) 
+            var result = _orderStorage.Insert(model);
+            if (result == null)
             {
-                Console.WriteLine("_orderStorage.Insert(model) == null");
                 model.Status = OrderStatus.Неизвестен;
-                _logger.LogWarning("Failed to insert order into a storage");     
+                _logger.LogWarning("Insert operation failed");
                 return false;
             }
+            SendOrderStatusMail(result.ClientId, $"Новый заказ создан. Номер заказа #{result.Id}", $"Заказ #{result.Id} от {result.DateCreate} на сумму {result.Sum:0.00} принят");
             return true;
         }
         public bool StatusUpdate(OrderBindingModel rawModel, OrderStatus _newStatus)
@@ -93,23 +116,48 @@ namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
                 DateCreate = viewModel.DateCreate,
                 DateImplement = viewModel.DateImplement,
                 Count = viewModel.Count,
-                Sum = viewModel.Sum
+                Sum = viewModel.Sum,
+                ImplementerId = viewModel.ImplementerId
             };
-            CheckModel(rawModel, false);
-            if (rawModel.Status + 1 != _newStatus)
+            if (rawModel.ImplementerId.HasValue)
+            {
+                model.ImplementerId = rawModel.ImplementerId;
+            }
+
+            CheckModel(model, false);
+            if (model.Status + 1 != _newStatus)
             {
                 _logger.LogWarning("Status update to " + _newStatus.ToString() + " operation failed. Order status incorrect.");
                 return false;
             }
-            if (rawModel.Status == OrderStatus.Выдан) rawModel.DateImplement = DateTime.Now;
-            if (_orderStorage.Update(rawModel) == null)
+            model.Status = _newStatus;
+            if (model.Status == OrderStatus.Выдан) model.DateImplement = DateTime.Now;
+            var result = _orderStorage.Update(model);
+            if (result == null)
             {
-                rawModel.Status--;
+                model.Status--;
                 _logger.LogWarning("Update operation failed");
                 return false;
             }
+            SendOrderStatusMail(result.ClientId, $"Изменен статус заказа #{result.Id}", $"Заказ #{result.Id} изменен статус на {result.Status}");
             return true;
         }
+        public OrderViewModel? ReadElement(OrderSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. Id:{ Id}", model.Id);
+            var element = _orderStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
         public bool TakeOrderInWork(OrderBindingModel model)
         {
             return StatusUpdate(model, OrderStatus.Выполняется);

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/BusinessLogic/WorkModeling.cs

@@ -0,0 +1,144 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDataModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationBusinessLogic.BusinessLogic
+{
+	public class WorkModeling : IWorkProcess
+	{
+		private readonly ILogger _logger;
+
+		private readonly Random _rnd;
+
+		private IOrderLogic? _orderLogic;
+
+		public WorkModeling(ILogger<WorkModeling> logger)
+		{
+			_logger = logger;
+			_rnd = new Random(1000);
+		}
+
+		public void DoWork(IImplementerLogic implementerLogic, IOrderLogic orderLogic)
+		{
+			_orderLogic = orderLogic;
+			var implementers = implementerLogic.ReadList(null);
+			if (implementers == null)
+			{
+				_logger.LogWarning("DoWork. Implementers is null");
+				return;
+			}
+			var orders = _orderLogic.ReadList(new OrderSearchModel { Status = OrderStatus.Принят });
+			if (orders == null || orders.Count == 0)
+			{
+				_logger.LogWarning("DoWork. Orders is null or empty");
+				return;
+			}
+			_logger.LogDebug("DoWork for {Count} orders", orders.Count);
+			foreach (var implementer in implementers)
+			{
+				Task.Run(() => WorkerWorkAsync(implementer, orders));
+			}
+		}
+
+		private async Task WorkerWorkAsync(ImplementerViewModel implementer, List<OrderViewModel> orders)
+		{
+			if (_orderLogic == null || implementer == null)
+			{
+				return;
+			}
+			await RunOrderInWork(implementer);
+
+			await Task.Run(() =>
+			{
+				foreach (var order in orders)
+				{
+					try
+					{
+						_logger.LogDebug("DoWork. Worker {Id} try get order {Order}", implementer.Id, order.Id);
+						// пытаемся назначить заказ на исполнителя
+						if (_orderLogic.TakeOrderInWork(new OrderBindingModel
+						{
+							Id = order.Id,
+							ImplementerId = implementer.Id
+						}))
+						{
+							// делаем работу
+							Thread.Sleep(implementer.WorkExperience * _rnd.Next(1000, 10000) * order.Count);
+							_logger.LogDebug("DoWork. Worker {Id} finish order {Order}", implementer.Id, order.Id);
+							_orderLogic.FinishOrder(new OrderBindingModel
+							{
+								Id = order.Id,
+								ImplementerId = implementer.Id
+							});
+							// отдыхаем
+							Thread.Sleep(implementer.Qualification * _rnd.Next(10, 100));
+						}
+
+					}
+					// кто-то мог уже перехватить заказ, игнорируем ошибку
+					catch (InvalidOperationException ex)
+					{
+						_logger.LogWarning(ex, "Error try get work");
+					}
+					// заканчиваем выполнение имитации в случае иной ошибки
+					catch (Exception ex)
+					{
+						_logger.LogError(ex, "Error while do work");
+						throw;
+					}
+				}
+			});
+		}
+
+		private async Task RunOrderInWork(ImplementerViewModel implementer)
+		{
+			if (_orderLogic == null || implementer == null)
+			{
+				return;
+			}
+			try
+			{
+				var runOrder = await Task.Run(() => _orderLogic.ReadElement(new OrderSearchModel
+				{
+					ImplementerId = implementer.Id,
+					Status = OrderStatus.Выполняется
+				}));
+				if (runOrder == null)
+				{
+					return;
+				}
+				_logger.LogDebug("DoWork. Worker {Id} back to order {Order}", implementer.Id, runOrder.Id);
+				// доделываем работу
+				Thread.Sleep(implementer.WorkExperience * _rnd.Next(100, 300) * runOrder.Count);
+				_logger.LogDebug("DoWork. Worker {Id} finish order {Order}", implementer.Id, runOrder.Id);
+				_orderLogic.FinishOrder(new OrderBindingModel
+				{
+					Id = runOrder.Id
+				});
+				// отдыхаем
+				Thread.Sleep(implementer.Qualification * _rnd.Next(10, 100));
+			}
+			// заказа может не быть, просто игнорируем ошибку
+			catch (InvalidOperationException ex)
+			{
+				_logger.LogWarning(ex, "Error try get work");
+			}
+			// а может возникнуть иная ошибка, тогда просто заканчиваем выполнение имитации
+			catch (Exception ex)
+			{
+				_logger.LogError(ex, "Error while do work");
+				throw;
+			}
+		}
+
+
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/MailWorker/AbstractMailWorker.cs

@@ -0,0 +1,82 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationBusinessLogic.MailWorker
+{
+    public abstract class AbstractMailWorker
+    {
+		protected string _mailLogin = string.Empty;
+		protected string _mailPassword = string.Empty;
+		protected string _smtpClientHost = string.Empty;
+		protected int _smtpClientPort;
+		protected string _popHost = string.Empty;
+		protected int _popPort;
+		private readonly IMessageInfoLogic _messageInfoLogic;
+		private readonly IClientLogic _clientLogic;
+		private readonly ILogger _logger;
+		public AbstractMailWorker(ILogger<AbstractMailWorker> logger, IMessageInfoLogic messageInfoLogic, IClientLogic clientLogic)
+		{
+			_logger = logger;
+			_messageInfoLogic = messageInfoLogic;
+			_clientLogic = clientLogic;
+		}
+		public void MailConfig(MailConfigBindingModel config)
+		{
+			_mailLogin = config.MailLogin;
+			_mailPassword = config.MailPassword;
+			_smtpClientHost = config.SmtpClientHost;
+			_smtpClientPort = config.SmtpClientPort;
+			_popHost = config.PopHost;
+			_popPort = config.PopPort;
+			_logger.LogDebug("Config: {login}, {password}, {clientHost},{ clientPOrt}, { popHost}, { popPort}", _mailLogin, _mailPassword, _smtpClientHost, _smtpClientPort, _popHost, _popPort);
+		}
+		public async void MailSendAsync(MailSendInfoBindingModel info)
+		{
+			if (string.IsNullOrEmpty(_mailLogin) || string.IsNullOrEmpty(_mailPassword))
+			{
+				return;
+			}
+			if (string.IsNullOrEmpty(_smtpClientHost) || _smtpClientPort == 0)
+			{
+				return;
+			}
+			if (string.IsNullOrEmpty(info.MailAddress) || string.IsNullOrEmpty(info.Subject) || string.IsNullOrEmpty(info.Text))
+			{
+				return;
+			}
+			_logger.LogDebug("Send Mail: {To}, {Subject}", info.MailAddress, info.Subject);
+			await SendMailAsync(info);
+		}
+		public async void MailCheck()
+		{
+			if (string.IsNullOrEmpty(_mailLogin) || string.IsNullOrEmpty(_mailPassword))
+			{
+				return;
+			}
+			if (string.IsNullOrEmpty(_popHost) || _popPort == 0)
+			{
+				return;
+			}
+			if (_messageInfoLogic == null)
+			{
+				return;
+			}
+			var list = await ReceiveMailAsync();
+			_logger.LogDebug("Check Mail: {Count} new mails", list.Count);
+			foreach (var mail in list)
+			{
+				mail.ClientId = _clientLogic.ReadElement(new() { Email = mail.SenderName })?.Id;
+				_messageInfoLogic.Create(mail);
+			}
+		}
+		protected abstract Task SendMailAsync(MailSendInfoBindingModel info);
+		protected abstract Task<List<MessageInfoBindingModel>>
+		ReceiveMailAsync();
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationBusinessLogic/MailWorker/MailKitWorker.cs

@@ -0,0 +1,79 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Net.Mail;
+using System.Text;
+using System.Threading.Tasks;
+using MailKit.Net.Pop3;
+using MailKit.Security;
+
+namespace AbstractSoftwareInstallationBusinessLogic.MailWorker
+{
+    public class MailKitWorker : AbstractMailWorker
+    {
+		public MailKitWorker(ILogger<MailKitWorker> logger, IMessageInfoLogic messageInfoLogic, IClientLogic clientLogic) : base(logger, messageInfoLogic, clientLogic) { }
+		protected override async Task SendMailAsync(MailSendInfoBindingModel info)
+		{
+			using var objMailMessage = new MailMessage();
+			using var objSmtpClient = new SmtpClient(_smtpClientHost, _smtpClientPort);
+			try
+			{
+				objMailMessage.From = new MailAddress(_mailLogin);
+				objMailMessage.To.Add(new MailAddress(info.MailAddress));
+				objMailMessage.Subject = info.Subject;
+				objMailMessage.Body = info.Text;
+				objMailMessage.SubjectEncoding = Encoding.UTF8;
+				objMailMessage.BodyEncoding = Encoding.UTF8;
+				objSmtpClient.UseDefaultCredentials = false;
+				objSmtpClient.EnableSsl = true;
+				objSmtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;
+				objSmtpClient.Credentials = new NetworkCredential(_mailLogin, _mailPassword);
+				await Task.Run(() => objSmtpClient.Send(objMailMessage));
+			}
+			catch (Exception)
+			{
+				throw;
+			}
+		}
+		protected override async Task<List<MessageInfoBindingModel>>
+	   ReceiveMailAsync()
+		{
+			var list = new List<MessageInfoBindingModel>();
+			using var client = new Pop3Client();
+			await Task.Run(() =>
+			{
+				try
+				{
+					client.Connect(_popHost, _popPort, SecureSocketOptions.SslOnConnect);
+					client.Authenticate(_mailLogin, _mailPassword);
+					for (int i = 0; i < client.Count; i++)
+					{
+						var message = client.GetMessage(i);
+						foreach (var mail in message.From.Mailboxes)
+						{
+							list.Add(new MessageInfoBindingModel
+							{
+								DateDelivery = message.Date.DateTime,
+								MessageId = message.MessageId,
+								SenderName = mail.Address,
+								Subject = message.Subject,
+								Body = message.TextBody
+							});
+						}
+					}
+				}
+				catch (MailKit.Security.AuthenticationException)
+				{ }
+				finally
+				{
+					client.Disconnect(true);
+				}
+			});
+			return list;
+		}
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/AbstractSoftwareInstallationContracts.csproj

@@ -6,6 +6,12 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.2.1" />
+    <PackageReference Include="Unity" Version="5.11.10" />
+    <PackageReference Include="Unity.Microsoft.Logging" Version="5.11.1" />
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\AbstractSoftwareInstallationDataModels\AbstractSoftwareInstallationDataModels.csproj" />
   </ItemGroup>

SoftwareInstallation/AbstractSoftwareInstallationContracts/Attributes/ColumnAttribute.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.Attributes
+{
+    [AttributeUsage(AttributeTargets.Property)]
+    public class ColumnAttribute : Attribute
+    {
+        public ColumnAttribute(string title = "", bool visible = true, int width = 0, GridViewAutoSize gridViewAutoSize = GridViewAutoSize.None, bool isUseAutoSize = false)
+        {
+            Title = title;
+            Visible = visible;
+            Width = width;
+            GridViewAutoSize = gridViewAutoSize;
+            IsUseAutoSize = isUseAutoSize;
+        }
+        public string Title { get; private set; }
+        public bool Visible { get; private set; }
+        public int Width { get; private set; }
+        public GridViewAutoSize GridViewAutoSize { get; private set; }
+        public bool IsUseAutoSize { get; private set; }
+    }
+
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/Attributes/GridViewAutoSize.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.Attributes
+{
+    public enum GridViewAutoSize
+    {
+        NotSet = 0,
+        None = 1,
+        ColumnHeader = 2,
+        AllCellsExceptHeader = 4,
+        AllCells = 6,
+        DisplayedCellsExceptHeader = 8,
+        DisplayedCells = 10,
+        Fill = 16
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BindingModels/BackUpSaveBindingModel.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BindingModels
+{
+    public class BackUpSaveBindingModel
+    {
+        public string FolderName { get; set; } = string.Empty;
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BindingModels/ImplementerBindingModel.cs

@@ -0,0 +1,22 @@
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BindingModels
+{
+    public class ImplementerBindingModel : IImplementerModel
+    {
+        public int Id { get; set; }
+        public string ImplementerFIO { get; set; } = string.Empty;
+
+        public string Password { get; set; } = string.Empty;
+
+        public int WorkExperience { get; set; }
+
+        public int Qualification { get; set; }
+        
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BindingModels/MailConfigBindingModel.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BindingModels
+{
+    public class MailConfigBindingModel
+    {
+		public string MailLogin { get; set; } = string.Empty;
+		public string MailPassword { get; set; } = string.Empty;
+		public string SmtpClientHost { get; set; } = string.Empty;
+		public int SmtpClientPort { get; set; }
+		public string PopHost { get; set; } = string.Empty;
+		public int PopPort { get; set; }
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BindingModels/MailSendInfoBindingModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BindingModels
+{
+    public class MailSendInfoBindingModel
+    {
+        public string MailAddress { get; set; } = string.Empty;
+        public string Subject { get; set; } = string.Empty;
+        public string Text { get; set; } = string.Empty;
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BindingModels/MessageInfoBindingModel.cs

@@ -0,0 +1,26 @@
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BindingModels
+{
+    public class MessageInfoBindingModel : IMessageInfoModel
+    {
+		public string MessageId { get; set; } = string.Empty;
+
+		public int? ClientId { get; set; }
+
+		public string SenderName { get; set; } = string.Empty;
+
+		public DateTime DateDelivery { get; set; }
+
+		public string Subject { get; set; } = string.Empty;
+
+		public string Body { get; set; } = string.Empty;
+
+        public int Id => throw new NotImplementedException();
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BindingModels/OrderBindingModel.cs

@@ -13,6 +13,7 @@ namespace AbstractSoftwareInstallationContracts.BindingModels
         public int Id { get; set; }
         public int PackageId { get; set; }
         public int ClientId { get; set; }
+        public int? ImplementerId { get; set; }
         public int Count { get; set; }
         public double Sum { get; set; }
         public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;

SoftwareInstallation/AbstractSoftwareInstallationContracts/BusinessLogicsContracts/IBackUpLogic.cs

@@ -0,0 +1,14 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BusinessLogicsContracts
+{
+    public interface IBackUpLogic
+    {
+        void CreateBackUp(BackUpSaveBindingModel model);
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BusinessLogicsContracts/IImplementerLogic.cs

@@ -0,0 +1,20 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BusinessLogicsContracts
+{
+    public interface IImplementerLogic
+    {
+        List<ImplementerViewModel>? ReadList(ImplementerSearchModel? model);
+        ImplementerViewModel? ReadElement(ImplementerSearchModel model);
+        bool Create(ImplementerBindingModel model);
+        bool Update(ImplementerBindingModel model);
+        bool Delete(ImplementerBindingModel model);
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BusinessLogicsContracts/IMessageInfoLogic.cs

@@ -0,0 +1,17 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BusinessLogicsContracts
+{
+    public interface IMessageInfoLogic
+    {
+        List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model);
+        bool Create(MessageInfoBindingModel model);
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/BusinessLogicsContracts/IOrderLogic.cs

@@ -12,6 +12,7 @@ namespace AbstractSoftwareInstallationContracts.BusinessLogicsContracts
     public interface IOrderLogic
     {
         List<OrderViewModel>? ReadList(OrderSearchModel? model);
+        OrderViewModel? ReadElement(OrderSearchModel model);
         bool CreateOrder(OrderBindingModel model);
         bool TakeOrderInWork(OrderBindingModel model);
         bool FinishOrder(OrderBindingModel model);

SoftwareInstallation/AbstractSoftwareInstallationContracts/BusinessLogicsContracts/IWorkProcess.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.BusinessLogicsContracts
+{
+    public interface IWorkProcess
+    {
+        void DoWork(IImplementerLogic implementerLogic, IOrderLogic orderLogic);
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/DI/DependencyManager.cs

@@ -0,0 +1,66 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.DI
+{
+    public class DependencyManager
+    {
+        private readonly IDependencyContainer _dependencyManager;
+
+        private static DependencyManager? _manager;
+
+        private static readonly object _locjObject = new();
+
+        private DependencyManager()
+        {
+            _dependencyManager = new UnityDependencyContainer();
+        }
+
+        public static DependencyManager Instance { get { if (_manager == null) { lock (_locjObject) { _manager = new DependencyManager(); } } return _manager; } }
+
+        /// <summary>
+        /// Иницализация библиотек, в которых идут установки зависомстей
+        /// </summary>
+        public static void InitDependency()
+        {
+            var ext = ServiceProviderLoader.GetImplementationExtensions();
+            if (ext == null)
+            {
+                throw new ArgumentNullException("Отсутствуют компоненты для загрузки зависимостей по модулям");
+            }
+            // регистрируем зависимости
+            ext.RegisterServices();
+        }
+
+        /// <summary>
+        /// Регистрация логгера
+        /// </summary>
+        /// <param name="configure"></param>
+        public void AddLogging(Action<ILoggingBuilder> configure) => _dependencyManager.AddLogging(configure);
+
+        /// <summary>
+        /// Добавление зависимости
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <typeparam name="U"></typeparam>
+        public void RegisterType<T, U>(bool isSingle = false) where U : class, T where T : class => _dependencyManager.RegisterType<T, U>(isSingle);
+
+        /// <summary>
+        /// Добавление зависимости
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <typeparam name="U"></typeparam>
+        public void RegisterType<T>(bool isSingle = false) where T : class => _dependencyManager.RegisterType<T>(isSingle);
+
+        /// <summary>
+        /// Получение класса со всеми зависмостями
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <returns></returns>
+        public T Resolve<T>() => _dependencyManager.Resolve<T>();
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/DI/IDependencyContainer.cs

@@ -0,0 +1,40 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.DI
+{
+    public interface IDependencyContainer
+    {
+        /// <summary>
+        /// Регистрация логгера
+        /// </summary>
+        /// <param name="configure"></param>
+        void AddLogging(Action<ILoggingBuilder> configure);
+
+        /// <summary>
+        /// Добавление зависимости
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <typeparam name="U"></typeparam>
+        /// <param name="isSingle"></param>
+        void RegisterType<T, U>(bool isSingle) where U : class, T where T : class;
+
+        /// <summary>
+        /// Добавление зависимости
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="isSingle"></param>
+        void RegisterType<T>(bool isSingle) where T : class;
+
+        /// <summary>
+        /// Получение класса со всеми зависмостями
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <returns></returns>
+        T Resolve<T>();
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/DI/IImplementationExtension.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.DI
+{
+    public interface IImplementationExtension
+    {
+        public int Priority { get; }
+        /// <summary>
+        /// Регистрация сервисов
+        /// </summary>
+        public void RegisterServices();
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/DI/ServiceDependencyContainer.cs

@@ -0,0 +1,62 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.DI
+{
+    public class ServiceDependencyContainer : IDependencyContainer
+    {
+        private ServiceProvider? _serviceProvider;
+
+        private readonly ServiceCollection _serviceCollection;
+
+        public ServiceDependencyContainer()
+        {
+            _serviceCollection = new ServiceCollection();
+        }
+
+        public void AddLogging(Action<ILoggingBuilder> configure)
+        {
+            _serviceCollection.AddLogging(configure);
+        }
+
+        public void RegisterType<T, U>(bool isSingle) where U : class, T where T : class
+        {
+            if (isSingle)
+            {
+                _serviceCollection.AddSingleton<T, U>();
+            }
+            else
+            {
+                _serviceCollection.AddTransient<T, U>();
+            }
+            _serviceProvider = null;
+        }
+
+        public void RegisterType<T>(bool isSingle) where T : class
+        {
+            if (isSingle)
+            {
+                _serviceCollection.AddSingleton<T>();
+            }
+            else
+            {
+                _serviceCollection.AddTransient<T>();
+            }
+            _serviceProvider = null;
+        }
+
+        public T Resolve<T>()
+        {
+            if (_serviceProvider == null)
+            {
+                _serviceProvider = _serviceCollection.BuildServiceProvider();
+            }
+            return _serviceProvider.GetService<T>()!;
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/DI/ServiceProviderLoader.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.DI
+{
+    public static partial class ServiceProviderLoader
+    {
+        /// Загрузка всех классов-реализаций IImplementationExtension
+        public static IImplementationExtension? GetImplementationExtensions()
+        {
+            IImplementationExtension? source = null;
+            var files = Directory.GetFiles(TryGetImplementationExtensionsFolder(), "*.dll", SearchOption.AllDirectories);
+            foreach (var file in files.Distinct())
+            {
+                Assembly asm = Assembly.LoadFrom(file);
+                foreach (var t in asm.GetExportedTypes())
+                {
+                    if (t.IsClass && typeof(IImplementationExtension).IsAssignableFrom(t))
+                    {
+                        if (source == null)
+                        {
+                            source = (IImplementationExtension)Activator.CreateInstance(t)!;
+                        }
+                        else
+                        {
+                            var newSource = (IImplementationExtension)Activator.CreateInstance(t)!;
+                            if (newSource.Priority > source.Priority)
+                            {
+                                source = newSource;
+                            }
+                        }
+                    }
+                }
+            }
+            return source;
+        }
+
+        private static string TryGetImplementationExtensionsFolder()
+        {
+            var directory = new DirectoryInfo(Directory.GetCurrentDirectory());
+            while (directory != null && !directory.GetDirectories("ImplementationExtensions", SearchOption.AllDirectories).Any(x => x.Name == "ImplementationExtensions"))
+            {
+                directory = directory.Parent;
+            }
+            return $"{directory?.FullName}\\ImplementationExtensions";
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/DI/UnityDependencyContainer.cs

@@ -0,0 +1,44 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Unity;
+using Unity.Lifetime;
+using Unity.Microsoft.Logging;
+
+namespace AbstractSoftwareInstallationContracts.DI
+{
+    public class UnityDependencyContainer : IDependencyContainer
+    {
+        private readonly IUnityContainer _container;
+
+        public UnityDependencyContainer()
+        {
+            _container = new UnityContainer();
+        }
+
+        public void AddLogging(Action<ILoggingBuilder> configure)
+        {
+            var factory = LoggerFactory.Create(configure);
+            _container.AddExtension(new LoggingExtension(factory));
+        }
+
+        public void RegisterType<T>(bool isSingle) where T : class
+        {
+            _container.RegisterType<T>(isSingle ? TypeLifetime.Singleton : TypeLifetime.Transient);
+
+        }
+
+        public T Resolve<T>()
+        {
+            return _container.Resolve<T>();
+        }
+
+        void IDependencyContainer.RegisterType<T, U>(bool isSingle)
+        {
+            _container.RegisterType<T, U>(isSingle ? TypeLifetime.Singleton : TypeLifetime.Transient);
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/SearchModels/ImplementerSearchModel.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.SearchModels
+{
+    public class ImplementerSearchModel
+    {
+        public int? Id { get; set; }
+
+        public string? ImplementerFIO { get; set; }
+
+        public string? Password { get; set; }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/SearchModels/MessageInfoSearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.SearchModels
+{
+    public class MessageInfoSearchModel
+    {
+        public int? ClientId { get; set; }
+        public string? MessageId { get; set; }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/SearchModels/OrderSearchModel.cs

@@ -1,4 +1,5 @@
-using System;
+using AbstractSoftwareInstallationDataModels;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -12,5 +13,7 @@ namespace AbstractSoftwareInstallationContracts.SearchModels
         public DateTime? DateFrom { get; set; }
         public DateTime? DateTo { get; set; }
         public int? ClientId { get; set; }
+        public int? ImplementerId { get; set; }
+        public OrderStatus? Status { get; set; }
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationContracts/StoragesContracts/IBackUpInfo.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.StoragesContracts
+{
+    public interface IBackUpInfo
+    {
+        List<T>? GetList<T>() where T : class, new();
+        Type? GetTypeByModelInterface(string modelInterfaceName);
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/StoragesContracts/IImplementerStorage.cs

@@ -0,0 +1,21 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.StoragesContracts
+{
+    public interface IImplementerStorage
+    {
+        List<ImplementerViewModel> GetFullList();
+        List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model);
+        ImplementerViewModel? GetElement(ImplementerSearchModel model);
+        ImplementerViewModel? Insert(ImplementerBindingModel model);
+        ImplementerViewModel? Update(ImplementerBindingModel model);
+        ImplementerViewModel? Delete(ImplementerBindingModel model);
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/StoragesContracts/IMessageInfoStorage.cs

@@ -0,0 +1,19 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.StoragesContracts
+{
+	public interface IMessageInfoStorage
+	{
+		List<MessageInfoViewModel> GetFullList();
+		List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model);
+		MessageInfoViewModel? GetElement(MessageInfoSearchModel model);
+		MessageInfoViewModel? Insert(MessageInfoBindingModel model);
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/ViewModels/ClientViewModel.cs

@@ -1,4 +1,5 @@
-using AbstractSoftwareInstallationDataModels.Models;
+using AbstractSoftwareInstallationContracts.Attributes;
+using AbstractSoftwareInstallationDataModels.Models;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
@@ -10,13 +11,17 @@ namespace AbstractSoftwareInstallationContracts.ViewModels
 {
     public class ClientViewModel : IClientModel
     {
+        [Column(visible: false)]
         public int Id { get; set; }
-        [DisplayName("ФИО клиента")]
-        public string ClientFIO { get; set; }= String.Empty;
-        [DisplayName("Логин (эл. почта)")]
-        public string Email { get; set; }= String.Empty;
-        [DisplayName("Пароль")]
-        public string Password { get; set; }= String.Empty;
+
+        [Column(title: "ФИО клиента", width: 150)]
+        public string ClientFIO { get; set; } = string.Empty;
+
+        [Column(title: "Логин (эл.почта)", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
+        public string Email { get; set; } = string.Empty;
+
+        [Column(title: "Пароль", width: 150)]
+        public string Password { get; set; } = string.Empty;
 
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationContracts/ViewModels/ImplementerViewModel.cs

@@ -0,0 +1,29 @@
+using AbstractSoftwareInstallationContracts.Attributes;
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.ViewModels
+{
+    public class ImplementerViewModel : IImplementerModel
+    {
+        [Column(visible: false)]
+        public int Id { get; set; }
+
+        [Column("ФИО", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
+        public string ImplementerFIO { get; set; } = string.Empty;
+
+        [Column("Пароль", width: 200)]
+        public string Password { get; set; } = string.Empty;
+
+        [Column("Трудовой стаж", width: 200)]
+        public int WorkExperience { get; set; }
+
+        [Column("Квалификация", width: 200)]
+        public int Qualification { get; set; }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/ViewModels/MessageInfoViewModel.cs

@@ -0,0 +1,35 @@
+using AbstractSoftwareInstallationContracts.Attributes;
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationContracts.ViewModels
+{
+    public class MessageInfoViewModel : IMessageInfoModel
+    {
+        [Column(visible: false)]
+        public string MessageId { get; set; } = string.Empty;
+
+        [Column(visible: false)]
+        public int? ClientId { get; set; }
+
+        [Column("Отправитель", gridViewAutoSize: GridViewAutoSize.DisplayedCells, isUseAutoSize: true)]
+        public string SenderName { get; set; } = string.Empty;
+
+        [Column("Дата письма", width: 100)]
+        public DateTime DateDelivery { get; set; }
+
+        [Column("Заголовок", width: 150)]
+        public string Subject { get; set; } = string.Empty;
+
+        [Column("Текст", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
+        public string Body { get; set; } = string.Empty;
+
+        [Column(visible: false)]
+        public int Id => throw new NotImplementedException();
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationContracts/ViewModels/OrderViewModel.cs

@@ -6,30 +6,37 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using AbstractSoftwareInstallationContracts.Attributes;
 
 namespace AbstractSoftwareInstallationContracts.ViewModels
 {
     public class OrderViewModel : IOrderModel
     {
-       
-        [DisplayName("Номер заказа")]
+
+        [Column("Номер", gridViewAutoSize: GridViewAutoSize.AllCells, isUseAutoSize: true)]
         public int Id { get; set; }
+        [Column(visible: false)]
         public int PackageId { get; set; }
+        [Column(visible: false)]
         public int ClientId { get; set; }
-        [DisplayName("Пакет")]
+        [Column(visible: false)]
+        public int? ImplementerId { get; set; }
+        [Column("Пакет", gridViewAutoSize: GridViewAutoSize.AllCells, isUseAutoSize: true)]
         public string PackageName { get; set; } = string.Empty;
 
-        [DisplayName("Логин клиента")]
+        [Column("Почта клиента", gridViewAutoSize: GridViewAutoSize.AllCells, isUseAutoSize: true)]
         public string Email { get; set; } = string.Empty;
-        [DisplayName("Количество")]
+        [Column("ФИО исполнителя", gridViewAutoSize: GridViewAutoSize.AllCells, isUseAutoSize: true)]
+        public string ImplementerFIO { get; set; } = string.Empty;
+        [Column("Количество", gridViewAutoSize: GridViewAutoSize.AllCells, isUseAutoSize: true)]
         public int Count { get; set; }
-        [DisplayName("Сумма")]
+        [Column("Сумма", gridViewAutoSize: GridViewAutoSize.AllCells, isUseAutoSize: true)]
         public double Sum { get; set; }
-        [DisplayName("Статус")]
+        [Column("Статус", gridViewAutoSize: GridViewAutoSize.AllCells, isUseAutoSize: true)]
         public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
-        [DisplayName("Дата создания")]
+        [Column("Дата создания", width: 100)]
         public DateTime DateCreate { get; set; } = DateTime.Now;
-        [DisplayName("Дата выдачи")]
+        [Column("Дата выдачи", width: 100)]
         public DateTime? DateImplement { get; set; }
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationContracts/ViewModels/PackageViewModel.cs

@@ -1,20 +1,19 @@
-using AbstractSoftwareInstallationDataModels.Models;
-using System.ComponentModel;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using AbstractSoftwareInstallationContracts.Attributes;
+using AbstractSoftwareInstallationDataModels.Models;
 
 namespace AbstractSoftwareInstallationContracts.ViewModels
 {
     public class PackageViewModel : IPackageModel
     {
+        [Column(visible: false)]
+        public int ColumnId { get; set; }
+        [Column(visible: false)]
         public int Id { get; set; }
-        [DisplayName("Имя пакета")]
+        [Column("Имя пакета", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
         public string PackageName { get; set; } = string.Empty;
-        [DisplayName("Цена")]
+        [Column("Цена", width: 100)]
         public double Price { get; set; }
+        [Column(visible: false)]
         public Dictionary<int, (ISoftwareModel, int)> PackageSoftware
         {
             get;

SoftwareInstallation/AbstractSoftwareInstallationContracts/ViewModels/SoftwareViewModel.cs

@@ -1,19 +1,19 @@
-using AbstractSoftwareInstallationDataModels.Models;
-using System.ComponentModel;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+
+
+using AbstractSoftwareInstallationContracts.Attributes;
+using AbstractSoftwareInstallationDataModels.Models;
 
 namespace AbstractSoftwareInstallationContracts.ViewModels
 {
     public class SoftwareViewModel : ISoftwareModel
     {
+        [Column(visible: false)]
+        public int ColumnId { get; set; }
+        [Column(visible: false)]
         public int Id { get; set; }
-        [DisplayName("Название")]
+        [Column("Название ПО", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
         public string SoftwareName { get; set; } = string.Empty;
-        [DisplayName("Цена")]
+        [Column("Цена", width: 100)]
         public double Cost { get; set; }
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationDataModels/Models/IImplementerModel.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDataModels.Models
+{
+    public interface IImplementerModel : IId
+    {
+        string ImplementerFIO { get; }
+        string Password { get; }
+        int WorkExperience { get; }
+        int Qualification { get; }
+
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDataModels/Models/IMessageInfoModel.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDataModels.Models
+{
+    public interface IMessageInfoModel : IId
+    {
+		string MessageId { get; }
+		int? ClientId { get; }
+		string SenderName { get; }
+		DateTime DateDelivery { get; }
+		string Subject { get; }
+		string Body { get; }
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationDataModels/Models/IOrderModel.cs

@@ -10,6 +10,7 @@ namespace AbstractSoftwareInstallationDataModels.Models
     {
         int PackageId { get; }
         int ClientId { get; }
+        int? ImplementerId { get; }
         int Count { get; }
         double Sum { get; }
         OrderStatus Status { get; }

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/AbstractSoftwareInstallationDatabase.cs

@@ -16,7 +16,7 @@ optionsBuilder)
         {
             if (optionsBuilder.IsConfigured == false)
             {
-                optionsBuilder.UseSqlServer(@"Data Source=DESKTOP-QA8P9OJ;Initial Catalog=SoftwareInstallation;Integrated Security=True;MultipleActiveResultSets=True;TrustServerCertificate=True");
+                optionsBuilder.UseSqlServer(@"Data Source=DANYAXREN\SQLEXPRESS;Initial Catalog=SoftwareInstallation1;Integrated Security=True;MultipleActiveResultSets=True;TrustServerCertificate=True");
             }
             base.OnConfiguring(optionsBuilder);
         }
@@ -25,5 +25,7 @@ optionsBuilder)
         public virtual DbSet<PackageSoftware> PackageSoftwares { set; get; }
         public virtual DbSet<Order> Orders { set; get; }
         public virtual DbSet<Client> Clients { set; get; }
+        public virtual DbSet<Implementer> Implementers { set; get; }
+        public virtual DbSet<MessageInfo> Messages { set; get; }
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/AbstractSoftwareInstallationDatabaseImplement.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
@@ -21,4 +21,8 @@
     <ProjectReference Include="..\AbstractSoftwareInstallationDataModels\AbstractSoftwareInstallationDataModels.csproj" />
   </ItemGroup>
 
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
+    <Exec Command="copy /Y &quot;$(TargetDir)*.dll&quot; &quot;$(SolutionDir)ImplementationExtensions\*.dll&quot;" />
+  </Target>
+
 </Project>

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/DatabaseImplementationExtension.cs

@@ -0,0 +1,27 @@
+using AbstractSoftwareInstallationContracts.DI;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationDatabaseImplement.Implements;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDatabaseImplement
+{
+    public class DatabaseImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 2;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<ISoftwareStorage, SoftwareStorage>();
+            DependencyManager.Instance.RegisterType<IImplementerStorage, ImplementerStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPackageStorage, PackageStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Implements/BackUpInfo.cs

@@ -0,0 +1,31 @@
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Implements
+{
+    public class BackUpInfo : IBackUpInfo
+    {
+        public List<T>? GetList<T>() where T : class, new()
+        {
+            using var context = new AbstractSoftwareInstallationDatabase();
+            return context.Set<T>().ToList();
+        }
+        public Type? GetTypeByModelInterface(string modelInterfaceName)
+        {
+            var assembly = typeof(BackUpInfo).Assembly;
+            var types = assembly.GetTypes();
+            foreach (var type in types)
+            {
+                if (type.IsClass && type.GetInterface(modelInterfaceName) != null)
+                {
+                    return type;
+                }
+            }
+            return null;
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,84 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Implements
+{
+    public class ImplementerStorage : IImplementerStorage
+    {
+
+        public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+        {
+            using var context = new AbstractSoftwareInstallationDatabase();
+            if (model.Id.HasValue) return context.Implementers.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+            if (model.ImplementerFIO != null && model.Password != null) return context.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO) && x.Password.Equals(model.Password))?.GetViewModel;
+            if (model.ImplementerFIO != null) return context.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO))?.GetViewModel;
+            return null;
+        }
+
+        public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                return new();
+            }
+            if (model.ImplementerFIO != null)
+            {
+                using var context = new AbstractSoftwareInstallationDatabase();
+                return context.Implementers
+                    .Where(x => x.ImplementerFIO.Contains(model.ImplementerFIO))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            return new();
+        }
+
+        public List<ImplementerViewModel> GetFullList()
+        {
+            using var context = new AbstractSoftwareInstallationDatabase();
+            return context.Implementers.Select(x => x.GetViewModel).ToList();
+        }
+
+        public ImplementerViewModel? Insert(ImplementerBindingModel model)
+        {
+            using var context = new AbstractSoftwareInstallationDatabase();
+            var res = Implementer.Create(model);
+            if (res != null)
+            {
+                context.Implementers.Add(res);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Update(ImplementerBindingModel model)
+        {
+            using var context = new AbstractSoftwareInstallationDatabase();
+            var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                res.Update(model);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+        public ImplementerViewModel? Delete(ImplementerBindingModel model)
+        {
+            using var context = new AbstractSoftwareInstallationDatabase();
+            var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                context.Implementers.Remove(res);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,56 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Implements
+{
+    public class MessageInfoStorage : IMessageInfoStorage
+	{
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			using var context = new AbstractSoftwareInstallationDatabase();
+			if (model.MessageId != null)
+			{
+				return context.Messages.FirstOrDefault(x => x.MessageId == model.MessageId)?.GetViewModel;
+			}
+			return null;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			using var context = new AbstractSoftwareInstallationDatabase();
+			return context.Messages
+				.Where(x => x.ClientId == model.ClientId)
+				.Select(x => x.GetViewModel)
+				.ToList();
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			using var context = new AbstractSoftwareInstallationDatabase();
+			return context.Messages
+				.Select(x => x.GetViewModel)
+				.ToList();
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			using var context = new AbstractSoftwareInstallationDatabase();
+			var newMessage = MessageInfo.Create(model);
+			if (newMessage == null || context.Messages.Any(x => x.MessageId.Equals(model.MessageId)))
+			{
+				return null;
+			}
+			context.Messages.Add(newMessage);
+			context.SaveChanges();
+			return newMessage.GetViewModel;
+		}
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Implements/OrderStorage.cs

@@ -29,48 +29,64 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Implements
 
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
-            if (!model.Id.HasValue)
-            {
-                return null;
-            }
             using var context = new AbstractSoftwareInstallationDatabase();
-            return context.Orders.Include(x => x.Package).Include(x => x.Client).FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+            return context.Orders
+                    .Include(x => x.Package)
+                    .Include(x => x.Client)
+                    .Include(x => x.Implementer)
+                    .FirstOrDefault(x =>
+                        (model.Status == null || model.Status != null && model.Status.Equals(x.Status)) &&
+                        model.ImplementerId.HasValue && x.ImplementerId == model.ImplementerId ||
+                        model.Id.HasValue && x.Id == model.Id)?.GetViewModel;
         }
 
         public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
-        {          
+        {
+            if (!model.Id.HasValue && !model.DateFrom.HasValue && !model.DateTo.HasValue && !model.ClientId.HasValue && model.Status == null)
+            {
+                return new();
+            }
             using var context = new AbstractSoftwareInstallationDatabase();
-
             if (model.ClientId.HasValue)
             {
                 return context.Orders
+                    .Include(x => x.Client)
+                    .Include(x => x.Implementer)
+                    .Include(x => x.Package)
+                    .Where(x => x.ClientId == model.ClientId)
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            if (model.Status != null)
+            {
+                return context.Orders
+                    .Include(x => x.Package)
+                    .Include(x => x.Client)
+                    .Include(x => x.Implementer)
+                    .Where(x => model.Status.Equals(x.Status))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            return context.Orders
                 .Include(x => x.Package)
                 .Include(x => x.Client)
-                .Where(x => x.ClientId == model.ClientId)
+                .Include(x => x.Implementer)
+                .Where(x => x.Id == model.Id || model.DateFrom <= x.DateCreate && x.DateCreate <= model.DateTo)
                 .Select(x => x.GetViewModel)
                 .ToList();
-            }
-
-            return context.Orders
-            .Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo)
-            .Include(x => x.Package).Include(x => x.Client)
-            .Select(x => x.GetViewModel)
-            .ToList();
-            
         }
 
         public List<OrderViewModel> GetFullList()
         {
             using var context = new AbstractSoftwareInstallationDatabase();
             return context.Orders
-                .Include(x => x.Package).Include(x => x.Client)
+                .Include(x => x.Package).Include(x => x.Client).Include(x => x.Implementer)
                 .Select(x => x.GetViewModel)
                 .ToList();
         }
 
         public OrderViewModel? Insert(OrderBindingModel model)
         {
-            
             var newOrder = Order.Create(model);
 
             if (newOrder == null)
@@ -78,10 +94,9 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Implements
                 return null;
             }
             using var context = new AbstractSoftwareInstallationDatabase();
-
             context.Orders.Add(newOrder);
             context.SaveChanges();
-            return context.Orders.Include(x => x.Package).Include(x => x.Client).FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel;
+            return context.Orders.Include(x => x.Package).Include(x => x.Client).Include(x => x.Implementer).FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel;
             
         }
 
@@ -95,7 +110,7 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Implements
             }
             order.Update(model);
             context.SaveChanges();
-            return context.Orders.Include(x => x.Package).Include(x => x.Client).FirstOrDefault(x => x.Id == order.Id)?.GetViewModel;
+            return context.Orders.Include(x => x.Package).Include(x => x.Client).Include(x => x.Implementer).FirstOrDefault(x => x.Id == order.Id)?.GetViewModel;
         }
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230423193329_Implementer.Designer.cs

@@ -0,0 +1,255 @@
+// <auto-generated />
+using System;
+using AbstractSoftwareInstallationDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    [DbContext(typeof(AbstractSoftwareInstallationDatabase))]
+    [Migration("20230423193329_Implementer")]
+    partial class Implementer
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("PackageId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PackageName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Packages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("SoftwareId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PackageId");
+
+                    b.HasIndex("SoftwareId");
+
+                    b.ToTable("PackageSoftwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("SoftwareName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", null)
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Orders")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Package");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Softwares")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Software", "Software")
+                        .WithMany("PackageSoftwares")
+                        .HasForeignKey("SoftwareId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Package");
+
+                    b.Navigation("Software");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Navigation("PackageSoftwares");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230423193329_Implementer.cs

@@ -0,0 +1,67 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class Implementer : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.CreateTable(
+                name: "Implementers",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    Qualification = table.Column<int>(type: "int", nullable: false),
+                    ImplementerFIO = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    WorkExperience = table.Column<int>(type: "int", nullable: false),
+                    Password = table.Column<string>(type: "nvarchar(max)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Implementers", x => x.Id);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId",
+                principalTable: "Implementers",
+                principalColumn: "Id");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "Implementers");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Orders_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.DropColumn(
+                name: "ImplementerId",
+                table: "Orders");
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230423205115_OrderUPDATE.Designer.cs

@@ -0,0 +1,259 @@
+// <auto-generated />
+using System;
+using AbstractSoftwareInstallationDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    [DbContext(typeof(AbstractSoftwareInstallationDatabase))]
+    [Migration("20230423205115_OrderUPDATE")]
+    partial class OrderUPDATE
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("PackageId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PackageName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Packages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("SoftwareId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PackageId");
+
+                    b.HasIndex("SoftwareId");
+
+                    b.ToTable("PackageSoftwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("SoftwareName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Orders")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Package");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Softwares")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Software", "Software")
+                        .WithMany("PackageSoftwares")
+                        .HasForeignKey("SoftwareId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Package");
+
+                    b.Navigation("Software");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Navigation("PackageSoftwares");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230423205115_OrderUPDATE.cs

@@ -0,0 +1,59 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class OrderUPDATE : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "int",
+                oldNullable: true);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId",
+                principalTable: "Implementers",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "int");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId",
+                principalTable: "Implementers",
+                principalColumn: "Id");
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230531115553_lab6.Designer.cs

@@ -0,0 +1,257 @@
+// <auto-generated />
+using System;
+using AbstractSoftwareInstallationDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    [DbContext(typeof(AbstractSoftwareInstallationDatabase))]
+    [Migration("20230531115553_lab6")]
+    partial class lab6
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("PackageId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PackageName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Packages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("SoftwareId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PackageId");
+
+                    b.HasIndex("SoftwareId");
+
+                    b.ToTable("PackageSoftwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("SoftwareName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Orders")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Package");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Softwares")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Software", "Software")
+                        .WithMany("PackageSoftwares")
+                        .HasForeignKey("SoftwareId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Package");
+
+                    b.Navigation("Software");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Navigation("PackageSoftwares");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230531115553_lab6.cs

@@ -0,0 +1,59 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class lab6 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "int");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId",
+                principalTable: "Implementers",
+                principalColumn: "Id");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "int",
+                oldNullable: true);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId",
+                principalTable: "Implementers",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230602161333_mail.Designer.cs

@@ -0,0 +1,296 @@
+// <auto-generated />
+using System;
+using AbstractSoftwareInstallationDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    [DbContext(typeof(AbstractSoftwareInstallationDatabase))]
+    [Migration("20230602161333_mail")]
+    partial class mail
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("PackageId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PackageName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Packages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("SoftwareId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PackageId");
+
+                    b.HasIndex("SoftwareId");
+
+                    b.ToTable("PackageSoftwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("SoftwareName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Orders")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Package");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany()
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Softwares")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Software", "Software")
+                        .WithMany("PackageSoftwares")
+                        .HasForeignKey("SoftwareId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Package");
+
+                    b.Navigation("Software");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Navigation("PackageSoftwares");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230602161333_mail.cs

@@ -0,0 +1,89 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class mail : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "int");
+
+            migrationBuilder.CreateTable(
+                name: "Messages",
+                columns: table => new
+                {
+                    MessageId = table.Column<string>(type: "nvarchar(450)", nullable: false),
+                    ClientId = table.Column<int>(type: "int", nullable: true),
+                    SenderName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DateDelivery = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    Subject = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Body = table.Column<string>(type: "nvarchar(max)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Messages", x => x.MessageId);
+                    table.ForeignKey(
+                        name: "FK_Messages_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Messages_ClientId",
+                table: "Messages",
+                column: "ClientId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId",
+                principalTable: "Implementers",
+                principalColumn: "Id");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "Messages");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "int",
+                oldNullable: true);
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Implementers_ImplementerId",
+                table: "Orders",
+                column: "ImplementerId",
+                principalTable: "Implementers",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230602203557_mail2.Designer.cs

@@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using AbstractSoftwareInstallationDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    [DbContext(typeof(AbstractSoftwareInstallationDatabase))]
+    [Migration("20230602203557_mail2")]
+    partial class mail2
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("PackageId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PackageName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Packages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("SoftwareId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PackageId");
+
+                    b.HasIndex("SoftwareId");
+
+                    b.ToTable("PackageSoftwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("SoftwareName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Orders")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Package");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Softwares")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Software", "Software")
+                        .WithMany("PackageSoftwares")
+                        .HasForeignKey("SoftwareId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Package");
+
+                    b.Navigation("Software");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Messages");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Navigation("PackageSoftwares");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230602203557_mail2.cs

@@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class mail2 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230820151252_order_fix.Designer.cs

@@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using AbstractSoftwareInstallationDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    [DbContext(typeof(AbstractSoftwareInstallationDatabase))]
+    [Migration("20230820151252_order_fix")]
+    partial class order_fix
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("PackageId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClientFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Clients");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PackageName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Packages");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PackageId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("SoftwareId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PackageId");
+
+                    b.HasIndex("SoftwareId");
+
+                    b.ToTable("PackageSoftwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("SoftwareName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractPackageInstallationDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Orders")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Package");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
+                        .WithMany("Softwares")
+                        .HasForeignKey("PackageId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Software", "Software")
+                        .WithMany("PackageSoftwares")
+                        .HasForeignKey("SoftwareId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Package");
+
+                    b.Navigation("Software");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Messages");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Softwares");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Software", b =>
+                {
+                    b.Navigation("PackageSoftwares");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/20230820151252_order_fix.cs

@@ -0,0 +1,28 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class order_fix : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<int>(
+            name: "ImplementerId",
+            table: "Orders",
+            nullable: true,
+            oldNullable: false,
+            oldClrType: typeof(int),
+            oldType: "int");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Migrations/AbstractSoftwareInstallationDatabaseModelSnapshot.cs

@@ -42,6 +42,9 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
                     b.Property<DateTime?>("DateImplement")
                         .HasColumnType("datetime2");
 
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
                     b.Property<int>("PackageId")
                         .HasColumnType("int");
 
@@ -55,6 +58,8 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
 
                     b.HasIndex("ClientId");
 
+                    b.HasIndex("ImplementerId");
+
                     b.HasIndex("PackageId");
 
                     b.ToTable("Orders");
@@ -85,6 +90,63 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
                     b.ToTable("Clients");
                 });
 
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ImplementerFIO")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Password")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Qualification")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkExperience")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Implementers");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
             modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Package", b =>
                 {
                     b.Property<int>("Id")
@@ -159,6 +221,10 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
 
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
                     b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
                         .WithMany("Orders")
                         .HasForeignKey("PackageId")
@@ -167,9 +233,20 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
 
                     b.Navigation("Client");
 
+                    b.Navigation("Implementer");
+
                     b.Navigation("Package");
                 });
 
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
             modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.PackageSoftware", b =>
                 {
                     b.HasOne("AbstractSoftwareInstallationDatabaseImplement.Models.Package", "Package")
@@ -190,6 +267,13 @@ namespace AbstractSoftwareInstallationDatabaseImplement.Migrations
                 });
 
             modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Messages");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractSoftwareInstallationDatabaseImplement.Models.Implementer", b =>
                 {
                     b.Navigation("Orders");
                 });

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Models/Client.cs

@@ -7,23 +7,30 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
+using System.Runtime.Serialization;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace AbstractSoftwareInstallationDatabaseImplement.Models
 {
+    [DataContract]
     public class Client : IClientModel
     {
+        [DataMember]
         public int Id { get; private set; }
+        [DataMember]
         [Required]
         public string ClientFIO { get; private set; } = string.Empty;
+        [DataMember]
         [Required]
         public string Email { get; private set; } = string.Empty;
+        [DataMember]
         [Required]
         public string Password { get; private set; } = string.Empty;
         [ForeignKey("ClientId")]
         public virtual List<Order> Orders { get; set; } = new();
-
+        [ForeignKey("ClientId")]
+        public virtual List<MessageInfo> Messages { get; set; } = new();
         public static Client? Create(ClientBindingModel? model)
         {
             if (model == null)

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Models/Implementer.cs

@@ -0,0 +1,67 @@
+using AbstractPackageInstallationDatabaseImplement.Models;
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Models
+{
+    [DataContract]
+    public class Implementer : IImplementerModel
+    {
+        [DataMember]
+        public int Id { get; private set; }
+        [DataMember]
+        public int Qualification { get; private set; }
+        [DataMember]
+        public string ImplementerFIO { get; private set; } = string.Empty;
+        [DataMember]
+        public int WorkExperience { get; private set; }
+        [DataMember]
+        public string Password { get; private set; } = string.Empty;
+        [ForeignKey("ImplementerId")]
+        public virtual List<Order> Orders { get; set; } = new();
+
+        public static Implementer? Create(ImplementerBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Implementer()
+            {
+                Id = model.Id,
+                Qualification = model.Qualification,
+                ImplementerFIO = model.ImplementerFIO,
+                WorkExperience = model.WorkExperience,
+                Password = model.Password
+            };
+        }
+        public void Update(ImplementerBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Qualification = model.Qualification;
+            ImplementerFIO = model.ImplementerFIO;
+            WorkExperience = model.WorkExperience;
+            Password = model.Password;
+        }
+        public ImplementerViewModel GetViewModel => new()
+        {
+            Id = Id,
+            Qualification = Qualification,
+            ImplementerFIO = ImplementerFIO,
+            WorkExperience = WorkExperience,
+            Password = Password
+        };
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Models/MessageInfo.cs

@@ -0,0 +1,62 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationDatabaseImplement.Models
+{
+	[DataContract]
+	public class MessageInfo : IMessageInfoModel
+	{
+		[DataMember]
+		[Key]
+		public string MessageId { get; private set; } = string.Empty;
+		[DataMember]
+		public int? ClientId { get; private set; }
+		[DataMember]
+		public string SenderName { get; private set; } = string.Empty;
+		[DataMember]
+		public DateTime DateDelivery { get; private set; } = DateTime.Now;
+		[DataMember]
+		public string Subject { get; private set; } = string.Empty;
+		[DataMember]
+		public string Body { get; private set; } = string.Empty;
+
+		public virtual Client? Client { get; private set; }
+
+		public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+				Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+			};
+		}
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+		};
+
+        public int Id => throw new NotImplementedException();
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Models/Order.cs

@@ -8,31 +8,40 @@ using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
+using System.Runtime.Serialization;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace AbstractPackageInstallationDatabaseImplement.Models
 {
+    [DataContract]
     public class Order : IOrderModel
     {
+        [DataMember]
         public int Id { get; private set; }
+        [DataMember]
         [Required]
         public int PackageId { get; private set; }
+        [DataMember]
         [Required]
         public int ClientId { get; private set; }
-        [Required]
+        public int? ImplementerId { get; private set; }
+        [DataMember]
         public int Count { get; private set; }
+        [DataMember]
         [Required]
         public double Sum { get; private set; }
+        [DataMember]
         [Required]
         public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
+        [DataMember]
         [Required]
         public DateTime DateCreate { get; private set; } = DateTime.Now;
-
+        [DataMember]
         public DateTime? DateImplement { get; private set; }
         public virtual Package Package { get; set; }
         public virtual Client Client { get; set; }
-
+        public virtual Implementer? Implementer { get; set; }
         public static Order? Create(OrderBindingModel? model)
         {
             if (model == null)
@@ -43,6 +52,7 @@ namespace AbstractPackageInstallationDatabaseImplement.Models
             {
                 PackageId = model.PackageId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -60,6 +70,7 @@ namespace AbstractPackageInstallationDatabaseImplement.Models
             }
             Status = model.Status;
             DateImplement = model.DateImplement;
+            ImplementerId = model.ImplementerId;
         }
 
         public OrderViewModel GetViewModel => new()
@@ -67,13 +78,15 @@ namespace AbstractPackageInstallationDatabaseImplement.Models
             Id = Id,
             PackageId = PackageId,
             ClientId = ClientId,
+            ImplementerId = ImplementerId,
             Count = Count,
             Sum = Sum,
             Status = Status,
             DateCreate = DateCreate,
             DateImplement = DateImplement,
             PackageName = Package.PackageName,
-            Email = Client.Email
+            Email = Client.Email,
+            ImplementerFIO = Implementer?.ImplementerFIO ?? string.Empty,
         };
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Models/Package.cs

@@ -9,21 +9,26 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
+using System.Runtime.Serialization;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace AbstractSoftwareInstallationDatabaseImplement.Models
 {
+    [DataContract]
     public class Package : IPackageModel
     {
+        [DataMember]
         public int Id { get; private set; }
+        [DataMember]
         [Required]
         public string PackageName { get; private set; } = string.Empty;
+        [DataMember]
         [Required]
         public double Price { get; private set; }
 
         private Dictionary<int, (ISoftwareModel, int)>? _packageSoftwares = null;
-
+        [DataMember]
         [NotMapped]
         public Dictionary<int, (ISoftwareModel, int)> PackageSoftware
         {

SoftwareInstallation/AbstractSoftwareInstallationDatabaseImplement/Models/Software.cs

@@ -6,16 +6,21 @@ using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
+using System.Runtime.Serialization;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace AbstractSoftwareInstallationDatabaseImplement.Models
 {
+    [DataContract]
     public class Software : ISoftwareModel
     {
+        [DataMember]
         public int Id { get; private set; }
+        [DataMember]
         [Required]
         public string SoftwareName { get; private set; } = String.Empty;
+        [DataMember]
         [Required]
         public double Cost { get; set; }
         [ForeignKey("SoftwareId")]

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/AbstractSoftwareInstallationFileImplement.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
@@ -11,4 +11,8 @@
     <ProjectReference Include="..\AbstractSoftwareInstallationDataModels\AbstractSoftwareInstallationDataModels.csproj" />
   </ItemGroup>
 
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
+    <Exec Command="copy /Y &quot;$(TargetDir)*.dll&quot; &quot;$(SolutionDir)ImplementationExtensions\*.dll&quot;" />
+  </Target>
+
 </Project>

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/DataFileSingleton.cs

@@ -10,11 +10,16 @@ namespace AbstractSoftwareInstallationFileImplement
         private readonly string SoftwareFileName = "Software.xml";
         private readonly string OrderFileName = "Order.xml";
         private readonly string PackageFileName = "Package.xml";
-        private readonly string ClientFileName = "Package.xml";
+        private readonly string ClientFileName = "Client.xml";
+        private readonly string ImplementerFileName = "Implementer.xml";
+        private readonly string MessageFileName = "Message.xml";
         public List<Software> Softwares { get; private set; }
         public List<Order> Orders { get; private set; }
         public List<Package> Packages { get; private set; }
         public List<Client> Clients { get; private set; }
+        public List<Implementer> Implementers { get; private set; }
+        public List<MessageInfo> Messages { get; private set; }
+
         public static DataFileSingleton GetInstance()
         {
             if (instance == null)
@@ -27,14 +32,17 @@ namespace AbstractSoftwareInstallationFileImplement
         public void SavePackages() => SaveData(Packages, PackageFileName, "Packages", x => x.GetXElement);
         public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
         public void SaveClients() => SaveData(Clients, ClientFileName, "Clients", x => x.GetXElement);
+        public void SaveImplementers() => SaveData(Implementers, ImplementerFileName, "Implementers", x => x.GetXElement);
+        public void SaveMessages() => SaveData(Messages, MessageFileName, "Messages", x => x.GetXElement);
 
         private DataFileSingleton()
         {
             Softwares = LoadData(SoftwareFileName, "Software", x => Software.Create(x)!)!;
             Packages = LoadData(PackageFileName, "Package", x => Package.Create(x)!)!;
             Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
-            Clients = LoadData(OrderFileName, "Client", x => Client.Create(x)!)!;
-
+            Clients = LoadData(ClientFileName, "Client", x => Client.Create(x)!)!;
+            Implementers = LoadData(ImplementerFileName, "Implementer", x => Implementer.Create(x)!)!;
+            Messages = LoadData(MessageFileName, "Message", x => MessageInfo.Create(x)!)!;
         }
         private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
         {

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/FileImplementationExtension.cs

@@ -0,0 +1,27 @@
+using AbstractSoftwareInstallationContracts.DI;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationFileImplement.Implements;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace LawFirmFileImplement
+{
+    public class FileImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 1;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<ISoftwareStorage, SoftwareStorage>();
+            DependencyManager.Instance.RegisterType<IImplementerStorage, ImplementerStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPackageStorage, PackageStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/Implements/BackUpInfo.cs

@@ -0,0 +1,33 @@
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationFileImplement.Implements
+{
+    public class BackUpInfo : IBackUpInfo
+    {
+        public List<T>? GetList<T>() where T : class, new()
+        {
+            var source = DataFileSingleton.GetInstance();
+            return (List<T>?)source.GetType().GetProperties()
+                .FirstOrDefault(x => x.PropertyType.IsGenericType && x.PropertyType.GetGenericArguments()[0] == typeof(T))
+                ?.GetValue(source);
+        }
+        public Type? GetTypeByModelInterface(string modelInterfaceName)
+        {
+            var assembly = typeof(BackUpInfo).Assembly;
+            var types = assembly.GetTypes();
+            foreach (var type in types)
+            {
+                if (type.IsClass && type.GetInterface(modelInterfaceName) != null)
+                {
+                    return type;
+                }
+            }
+            return null;
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,84 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationFileImplement.Implements
+{
+    partial class ImplementerStorage : IImplementerStorage
+    {
+        private readonly DataFileSingleton _source;
+        public ImplementerStorage()
+        {
+            _source = DataFileSingleton.GetInstance();
+        }
+        public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+        {
+            if (model.Id.HasValue) return _source.Implementers.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+            if (model.ImplementerFIO != null && model.Password != null) return _source.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO) && x.Password.Equals(model.Password))?.GetViewModel;
+            if (model.ImplementerFIO != null) return _source.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO))?.GetViewModel;
+            return null;
+        }
+
+        public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                return new();
+            }
+            if (model.ImplementerFIO != null)
+            {
+                return _source.Implementers
+                    .Where(x => x.ImplementerFIO.Contains(model.ImplementerFIO))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            return new();
+        }
+
+        public List<ImplementerViewModel> GetFullList()
+        {
+            return _source.Implementers.Select(x => x.GetViewModel).ToList();
+        }
+
+        public ImplementerViewModel? Insert(ImplementerBindingModel model)
+        {
+            model.Id = _source.Implementers.Count > 0 ? _source.Implementers.Max(x => x.Id) + 1 : 1;
+            var res = Implementer.Create(model);
+            if (res != null)
+            {
+                _source.Implementers.Add(res);
+                _source.SaveImplementers();
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Update(ImplementerBindingModel model)
+        {
+            var res = _source.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                res.Update(model);
+                _source.SaveImplementers();
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Delete(ImplementerBindingModel model)
+        {
+            var res = _source.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                _source.Implementers.Remove(res);
+                _source.SaveImplementers();
+            }
+            return res?.GetViewModel;
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,58 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationFileImplement.Implements
+{
+    public class MessageInfoStorage : IMessageInfoStorage
+    {
+		private readonly DataFileSingleton _source;
+		public MessageInfoStorage()
+		{
+			_source = DataFileSingleton.GetInstance();
+		}
+
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			if (model.MessageId != null)
+			{
+				return _source.Messages.FirstOrDefault(x => x.MessageId == model.MessageId)?.GetViewModel;
+			}
+			return null;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			return _source.Messages
+				.Where(x => x.ClientId == model.ClientId)
+				.Select(x => x.GetViewModel)
+				.ToList();
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			return _source.Messages
+				.Select(x => x.GetViewModel)
+				.ToList();
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			var newMessage = MessageInfo.Create(model);
+			if (newMessage == null)
+			{
+				return null;
+			}
+			_source.Messages.Add(newMessage);
+			_source.SaveMessages();
+			return newMessage.GetViewModel;
+		}
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/Models/Implementer.cs

@@ -0,0 +1,88 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace AbstractSoftwareInstallationFileImplement.Models
+{
+    public class Implementer : IImplementerModel
+    {
+        public int Id { get; private set; }
+
+        public string ImplementerFIO { get; private set; } = string.Empty;
+
+        public string Password { get; private set; } = string.Empty;
+
+        public int WorkExperience { get; private set; }
+
+        public int Qualification { get; private set; }
+
+        public static Implementer? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ImplementerFIO = element.Element("FIO")!.Value,
+                Password = element.Element("Password")!.Value,
+                Qualification = Convert.ToInt32(element.Element("Qualification")!.Value),
+                WorkExperience = Convert.ToInt32(element.Element("WorkExperience")!.Value),
+            };
+        }
+
+        public static Implementer? Create(ImplementerBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Id = model.Id,
+                ImplementerFIO = model.ImplementerFIO,
+                Password = model.Password,
+                Qualification = model.Qualification,
+                WorkExperience = model.WorkExperience,
+            };
+        }
+
+
+
+        public void Update(ImplementerBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ImplementerFIO = model.ImplementerFIO;
+            Password = model.Password;
+            Qualification = model.Qualification;
+            WorkExperience = model.WorkExperience;
+        }
+
+        public ImplementerViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ImplementerFIO = ImplementerFIO,
+            Password = Password,
+            Qualification = Qualification,
+        };
+
+        public XElement GetXElement => new("Client",
+            new XAttribute("Id", Id),
+            new XElement("FIO", ImplementerFIO),
+            new XElement("Password", Password),
+            new XElement("Qualification", Qualification),
+            new XElement("WorkExperience", WorkExperience)
+            );
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/Models/MessageInfo.cs

@@ -0,0 +1,79 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace AbstractSoftwareInstallationFileImplement.Models
+{
+    public class MessageInfo
+    {
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+		public string SenderName { get; private set; } = string.Empty;
+
+		public DateTime DateDelivery { get; private set; } = DateTime.Now;
+
+		public string Subject { get; private set; } = string.Empty;
+
+		public string Body { get; private set; } = string.Empty;
+
+		public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+				Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+			};
+		}
+
+		public static MessageInfo? Create(XElement element)
+		{
+			if (element == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = element.Attribute("Body")!.Value,
+				Subject = element.Attribute("Subject")!.Value,
+				ClientId = Convert.ToInt32(element.Attribute("ClientId")!.Value),
+				MessageId = element.Attribute("MessageId")!.Value,
+				SenderName = element.Attribute("SenderName")!.Value,
+				DateDelivery = Convert.ToDateTime(element.Attribute("DateDelivery")!.Value),
+			};
+		}
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+		};
+
+		public XElement GetXElement => new("MessageInfo",
+			new XAttribute("Body", Body),
+			new XAttribute("Subject", Subject),
+			new XAttribute("ClientId", ClientId),
+			new XAttribute("MessageId", MessageId),
+			new XAttribute("SenderName", SenderName),
+			new XAttribute("DateDelivery", DateDelivery)
+			);
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationFileImplement/Models/Order.cs

@@ -11,11 +11,11 @@ using System.Xml.Linq;
 
 namespace AbstractSoftwareInstallationFileImplement.Models
 {
-    internal class Order : IOrderModel
+    public class Order : IOrderModel
     {
         public int PackageId { get; private set; }
         public int ClientId { get; private set; }
-
+        public int? ImplementerId { get; private set; }
         public int Count { get; private set; }
 
         public double Sum { get; private set; }

SoftwareInstallation/AbstractSoftwareInstallationListImplement/AbstractSoftwareInstallationListImplement.csproj

@@ -11,4 +11,8 @@
     <ProjectReference Include="..\AbstractSoftwareInstallationDataModels\AbstractSoftwareInstallationDataModels.csproj" />
   </ItemGroup>
 
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
+    <Exec Command="copy /Y &quot;$(TargetDir)*.dll&quot; &quot;$(SolutionDir)ImplementationExtensions\*.dll&quot;" />
+  </Target>
+
 </Project>

SoftwareInstallation/AbstractSoftwareInstallationListImplement/DataListSingleton.cs

@@ -15,12 +15,17 @@ namespace AbstractSoftwareInstallationListImplement
         public List<Order> Orders { get; set; }
         public List<Package> Packages { get; set; }
         public List<Client> Clients { get; set; }
+        public List<Implementer> Implementers { get; set; }
+        public List<MessageInfo> Messages { get; set; }
+
         private DataListSingleton()
         {
             Softwares = new List<Software>();
             Orders = new List<Order>();
             Packages = new List<Package>();
             Clients = new List<Client>();
+            Implementers = new List<Implementer>();
+            Messages = new List<MessageInfo>();
         }
         public static DataListSingleton GetInstance()
         {

SoftwareInstallation/AbstractSoftwareInstallationListImplement/Implements/BackUpInfo.cs

@@ -0,0 +1,22 @@
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationListImplement.Implements
+{
+    public class BackUpInfo : IBackUpInfo
+    {
+        public List<T>? GetList<T>() where T : class, new()
+        {
+            throw new NotImplementedException();
+        }
+
+        public Type? GetTypeByModelInterface(string modelInterfaceName)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationListImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,112 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationListImplement.Implements
+{
+    public class ImplementerStorage : IImplementerStorage
+    {
+        private readonly DataListSingleton _source;
+        public ImplementerStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+        {
+            foreach (var x in _source.Implementers)
+            {
+                if (model.Id.HasValue && x.Id == model.Id)
+                    return x.GetViewModel;
+                if (model.ImplementerFIO != null && model.Password != null &&
+                    x.ImplementerFIO.Equals(model.ImplementerFIO) && x.Password.Equals(model.Password))
+                    return x.GetViewModel;
+                if (model.ImplementerFIO != null && x.ImplementerFIO.Equals(model.ImplementerFIO))
+                    return x.GetViewModel;
+            }
+            return null;
+        }
+
+        public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                return new();
+            }
+            List<ImplementerViewModel> list = new();
+            if (model.ImplementerFIO != null)
+            {
+                foreach (var implementer in _source.Implementers)
+                {
+                    if (implementer.ImplementerFIO.Contains(model.ImplementerFIO))
+                    {
+                        list.Add(implementer.GetViewModel);
+                    }
+                }
+            }
+            return list;
+        }
+
+        public List<ImplementerViewModel> GetFullList()
+        {
+            var result = new List<ImplementerViewModel>();
+            foreach (var implementer in _source.Implementers)
+            {
+                result.Add(implementer.GetViewModel);
+            }
+            return result;
+        }
+
+        public ImplementerViewModel? Insert(ImplementerBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var implementer in _source.Implementers)
+            {
+                if (model.Id <= implementer.Id)
+                {
+                    model.Id = implementer.Id + 1;
+                }
+            }
+            var res = Implementer.Create(model);
+            if (res != null)
+            {
+                _source.Implementers.Add(res);
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Update(ImplementerBindingModel model)
+        {
+            foreach (var implementer in _source.Implementers)
+            {
+                if (implementer.Id == model.Id)
+                {
+                    implementer.Update(model);
+                    return implementer.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public ImplementerViewModel? Delete(ImplementerBindingModel model)
+        {
+            for (int i = 0; i < _source.Implementers.Count; ++i)
+            {
+                if (_source.Implementers[i].Id == model.Id)
+                {
+                    var element = _source.Implementers[i];
+                    _source.Implementers.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationListImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,65 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationListImplement.Implements
+{
+    public class MessageInfoStorage : IMessageInfoStorage
+    {
+		private readonly DataListSingleton _source;
+		public MessageInfoStorage()
+		{
+			_source = DataListSingleton.GetInstance();
+		}
+
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			foreach (var message in _source.Messages)
+			{
+				if (model.MessageId != null && model.MessageId.Equals(message.MessageId)) return message.GetViewModel;
+			}
+			return null;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			List<MessageInfoViewModel> result = new();
+			foreach (var item in _source.Messages)
+			{
+				if (item.ClientId.HasValue && item.ClientId == model.ClientId)
+				{
+					result.Add(item.GetViewModel);
+				}
+			}
+			return result;
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			List<MessageInfoViewModel> result = new();
+			foreach (var item in _source.Messages)
+			{
+				result.Add(item.GetViewModel);
+			}
+			return result;
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			var newMessage = MessageInfo.Create(model);
+			if (newMessage == null)
+			{
+				return null;
+			}
+			_source.Messages.Add(newMessage);
+			return newMessage.GetViewModel;
+		}
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationListImplement/ListImplementationExtension.cs

@@ -0,0 +1,28 @@
+using AbstractOrderInstallationListImplement.Implements;
+using AbstractPackageInstallationListImplement.Implements;
+using AbstractSoftwareInstallationContracts.DI;
+using AbstractSoftwareInstallationContracts.StoragesContracts;
+using AbstractSoftwareInstallationListImplement.Implements;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationListImplement
+{
+    public class ListImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 1;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<ISoftwareStorage, SoftwareStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPackageStorage, PackageStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationListImplement/Models/Implementer.cs

@@ -0,0 +1,60 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationListImplement.Models
+{
+    public class Implementer : IImplementerModel
+    {
+        public int Id { get; private set; }
+
+        public string ImplementerFIO { get; private set; } = string.Empty;
+
+        public string Password { get; private set; } = string.Empty;
+
+        public int WorkExperience { get; private set; }
+
+        public int Qualification { get; private set; }
+
+        public static Implementer? Create(ImplementerBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Id = model.Id,
+                Password = model.Password,
+                Qualification = model.Qualification,
+                ImplementerFIO = model.ImplementerFIO,
+                WorkExperience = model.WorkExperience,
+            };
+        }
+
+        public void Update(ImplementerBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Password = model.Password;
+            Qualification = model.Qualification;
+            ImplementerFIO = model.ImplementerFIO;
+            WorkExperience = model.WorkExperience;
+        }
+
+        public ImplementerViewModel GetViewModel => new()
+        {
+            Id = Id,
+            Password = Password,
+            Qualification = Qualification,
+            ImplementerFIO = ImplementerFIO,
+        };
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationListImplement/Models/MessageInfo.cs

@@ -0,0 +1,53 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractSoftwareInstallationListImplement.Models
+{
+	public class MessageInfo
+    {
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+		public string SenderName { get; private set; } = string.Empty;
+
+		public DateTime DateDelivery { get; private set; } = DateTime.Now;
+
+		public string Subject { get; private set; } = string.Empty;
+
+		public string Body { get; private set; } = string.Empty;
+
+		public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+				Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+			};
+		}
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+		};
+
+	}
+}

SoftwareInstallation/AbstractSoftwareInstallationListImplement/Models/Order.cs

@@ -9,7 +9,7 @@ namespace AbstractSoftwareInstallationListImplement.Models
     {
         public int PackageId { get; private set; }
         public int ClientId { get; private set; }
-
+        public int? ImplementerId { get; private set; }
         public int Count { get; private set; }
 
         public double Sum { get; private set; }
@@ -29,6 +29,7 @@ namespace AbstractSoftwareInstallationListImplement.Models
             {
                 PackageId = model.PackageId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -46,12 +47,14 @@ namespace AbstractSoftwareInstallationListImplement.Models
             }
             Status = model.Status;
             DateImplement = model.DateImplement;
+            ImplementerId = model.ImplementerId;
         }
         public OrderViewModel GetViewModel => new()
         {
             Id = Id,
             PackageId = PackageId,
             ClientId = ClientId,
+            ImplementerId = ImplementerId,
             Count = Count,
             Sum = Sum,
             Status = Status,

SoftwareInstallation/AbstractSoftwareInstallationRestApi/Controllers/ClientController.cs

@@ -14,10 +14,13 @@ namespace AbstractSoftwareInstallationRestApi.Controllers
 
         private readonly IClientLogic _logic;
 
-        public ClientController(IClientLogic logic, ILogger<ClientController> logger)
+        private readonly IMessageInfoLogic _mailLogic;
+
+        public ClientController(IClientLogic logic, IMessageInfoLogic mailLogic, ILogger<ClientController> logger)
         {
             _logger = logger;
             _logic = logic;
+            _mailLogic = mailLogic;
         }
 
         [HttpGet]
@@ -65,5 +68,22 @@ namespace AbstractSoftwareInstallationRestApi.Controllers
                 throw;
             }
         }
+
+        [HttpGet]
+        public List<MessageInfoViewModel>? GetMessages(int clientId)
+        {
+            try
+            {
+                return _mailLogic.ReadList(new MessageInfoSearchModel
+                {
+                    ClientId = clientId
+                });
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка получения писем клиента");
+                throw;
+            }
+        }
     }
 }

SoftwareInstallation/AbstractSoftwareInstallationRestApi/Controllers/ImplementerController.cs

@@ -0,0 +1,107 @@
+using AbstractSoftwareInstallationContracts.BindingModels;
+using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
+using AbstractSoftwareInstallationContracts.SearchModels;
+using AbstractSoftwareInstallationContracts.ViewModels;
+using AbstractSoftwareInstallationDataModels;
+using Microsoft.AspNetCore.Mvc;
+
+namespace AbstractSoftwareInstallationRestApi.Controllers
+{
+    [Route("api/[controller]/[action]")]
+    [ApiController]
+    public class ImplementerController : Controller
+    {
+        private readonly ILogger _logger;
+        private readonly IOrderLogic _order;
+        private readonly IImplementerLogic _logic;
+
+        public ImplementerController(IOrderLogic order, IImplementerLogic logic, ILogger<ImplementerController> logger)
+        {
+            _logger = logger;
+            _order = order;
+            _logic = logic;
+        }
+
+        [HttpGet]
+        public ImplementerViewModel? Login(string login, string password)
+        {
+            try
+            {
+                return _logic.ReadElement(new ImplementerSearchModel
+                {
+                    ImplementerFIO = login,
+                    Password = password
+                });
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка авторизации сотрудника");
+                throw;
+            }
+        }
+
+        [HttpGet]
+        public List<OrderViewModel>? GetNewOrders()
+        {
+            try
+            {
+                return _order.ReadList(new OrderSearchModel
+                {
+                    Status = OrderStatus.Принят
+                });
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка получения новых заказов");
+                throw;
+            }
+        }
+
+        [HttpGet]
+        public OrderViewModel? GetImplementerOrder(int implementerId)
+        {
+            try
+            {
+                return _order.ReadElement(new OrderSearchModel
+                {
+                    ImplementerId = implementerId
+                });
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка получения текущего заказа исполнителя");
+
+                throw;
+            }
+        }
+
+        [HttpPost]
+        public void TakeOrderInWork(OrderBindingModel model)
+        {
+            try
+            {
+                _order.TakeOrderInWork(model);
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка перевода заказа с №{Id} в работу", model.Id);
+                throw;
+            }
+        }
+
+        [HttpPost]
+        public void FinishOrder(OrderBindingModel model)
+        {
+            try
+            {
+                _order.FinishOrder(model);
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка отметки о готовности заказа с№{ Id}", model.Id);
+                throw;
+            }
+        }
+
+    }
+}

SoftwareInstallation/AbstractSoftwareInstallationRestApi/Program.cs

@@ -1,4 +1,6 @@
 using AbstractSoftwareInstallationBusinessLogic.BusinessLogic;
+using AbstractSoftwareInstallationBusinessLogic.MailWorker;
+using AbstractSoftwareInstallationContracts.BindingModels;
 using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
 using AbstractSoftwareInstallationContracts.StoragesContracts;
 using AbstractSoftwareInstallationDatabaseImplement.Implements;
@@ -10,13 +12,18 @@ builder.Logging.SetMinimumLevel(LogLevel.Trace);
 builder.Logging.AddLog4Net("log4net.config");
 
 // Add services to the container.
+builder.Services.AddTransient<IImplementerStorage, ImplementerStorage>();
 builder.Services.AddTransient<IClientStorage, ClientStorage>();
 builder.Services.AddTransient<IOrderStorage, OrderStorage>();
 builder.Services.AddTransient<IPackageStorage, PackageStorage>();
+builder.Services.AddTransient<IMessageInfoStorage, MessageInfoStorage>();
 
+builder.Services.AddTransient<IImplementerLogic, ImplementerLogic>();
 builder.Services.AddTransient<IOrderLogic, OrderLogic>();
 builder.Services.AddTransient<IClientLogic, ClientLogic>();
 builder.Services.AddTransient<IPackageLogic, PackageLogic>();
+builder.Services.AddTransient<IMessageInfoLogic, MessageInfoLogic>();
+builder.Services.AddSingleton<AbstractMailWorker, MailKitWorker>();
 
 builder.Services.AddControllers();
 // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
@@ -28,6 +35,17 @@ builder.Services.AddSwaggerGen(c =>
 
 var app = builder.Build();
 
+var mailSender = app.Services.GetService<AbstractMailWorker>();
+mailSender?.MailConfig(new MailConfigBindingModel
+{
+	MailLogin = builder.Configuration?.GetSection("MailLogin")?.Value?.ToString() ?? string.Empty,
+	MailPassword = builder.Configuration?.GetSection("MailPassword")?.Value?.ToString() ?? string.Empty,
+	SmtpClientHost = builder.Configuration?.GetSection("SmtpClientHost")?.Value?.ToString() ?? string.Empty,
+	SmtpClientPort = Convert.ToInt32(builder.Configuration?.GetSection("SmtpClientPort")?.Value?.ToString()),
+	PopHost = builder.Configuration?.GetSection("PopHost")?.Value?.ToString() ?? string.Empty,
+	PopPort = Convert.ToInt32(builder.Configuration?.GetSection("PopPort")?.Value?.ToString())
+});
+
 // Configure the HTTP request pipeline.
 if (app.Environment.IsDevelopment())
 {

SoftwareInstallation/AbstractSoftwareInstallationRestApi/appsettings.json

@@ -5,5 +5,13 @@
       "Microsoft.AspNetCore": "Warning"
     }
   },
-  "AllowedHosts": "*"
-}
+  "AllowedHosts": "*",
+
+  "SmtpClientHost": "smtp.gmail.com",
+  "SmtpClientPort": "587",
+  "PopHost": "pop.gmail.com",
+  "PopPort": "995",
+  "MailLogin": "doodlydoolka@gmail.com",
+  "MailPassword": "boob pmwo rkhx hfqz"
+
+}

SoftwareInstallation/SoftwareInstallation/App.config

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+	<appSettings>
+		<add key="SmtpClientHost" value="smtp.gmail.com" />
+		<add key="SmtpClientPort" value="587" />
+		<add key="PopHost" value="pop.gmail.com" />
+		<add key="PopPort" value="995" />
+		<add key="MailLogin" value="doodlydoolka@gmail.com" />
+		<add key="MailPassword" value="boob pmwo rkhx hfqz" />
+	</appSettings>
+</configuration>

SoftwareInstallation/SoftwareInstallation/DataGridViewExtension.cs

@@ -0,0 +1,50 @@
+using AbstractSoftwareInstallationContracts.Attributes;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallation
+{
+    public static class DataGridViewExtension
+    {
+        public static void FillAndConfigGrid<T>(this DataGridView grid, List<T>? data)
+        {
+            if (data == null)
+            {
+                return;
+            }
+            grid.DataSource = data;
+            var type = typeof(T);
+            var properties = type.GetProperties();
+            foreach (DataGridViewColumn column in grid.Columns)
+            {
+                var property = properties.FirstOrDefault(x => x.Name == column.Name);
+                if (property == null)
+                {
+                    throw new InvalidOperationException($"В типе {type.Name} не найдено свойство с именем { column.Name }");
+                }
+                var attribute = property.GetCustomAttributes(typeof(ColumnAttribute), true)?.SingleOrDefault();
+                if (attribute == null)
+                {
+                    throw new InvalidOperationException($"Не найден атрибут типа ColumnAttribute для свойства { property.Name }");
+                }
+                // ищем нужный нам атрибут
+                if (attribute is ColumnAttribute columnAttr)
+                {
+                    column.HeaderText = columnAttr.Title;
+                    column.Visible = columnAttr.Visible;
+                    if (columnAttr.IsUseAutoSize)
+                    {
+                        column.AutoSizeMode = (DataGridViewAutoSizeColumnMode)Enum.Parse(typeof(DataGridViewAutoSizeColumnMode), columnAttr.GridViewAutoSize.ToString());
+                    }
+                    else
+                    {
+                        column.Width = columnAttr.Width;
+                    }
+                }
+            }
+        }
+    }
+}

SoftwareInstallation/SoftwareInstallation/FormClients.cs

@@ -1,6 +1,7 @@
 using AbstractSoftwareInstallationContracts.BindingModels;
 using AbstractSoftwareInstallationContracts.BusinessLogicsContracts;
 using Microsoft.Extensions.Logging;
+using SoftwareInstallation;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
@@ -35,13 +36,7 @@ namespace SoftwareInstallationView
         {
             try
             {
-                var list = _logic.ReadList(null);
-                if (list != null)
-                {
-                    dataGridView.DataSource = list;
-                    dataGridView.Columns["Id"].Visible = false;
-                    dataGridView.Columns["Email"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
-                }
+                dataGridView.FillAndConfigGrid(_logic.ReadList(null));
                 _logger.LogInformation("Загрузка клиентов");
             }
             catch (Exception ex)

SoftwareInstallation/SoftwareInstallation/FormCreateOrder.cs

@@ -145,4 +145,4 @@ namespace SoftwareInstallationView
         }
     }
 
-}
+}