done hard8

This reverts commit 30a05fea30.

.gitignore

@@ -14,6 +14,12 @@
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs
 
+# dll файлы
+*.dll
+
+/Pizzeria/ImplementationExtensions
+/Pizzeria/BusinessLogicExtensions
+
 # Mono auto generated files
 mono_crash.*
 

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/BackUpLogic.cs

@@ -0,0 +1,97 @@
+using Microsoft.Extensions.Logging;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.BusinessLogicsContracts;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaDataModels;
+using System.IO.Compression;
+using System.Reflection;
+using System.Runtime.Serialization.Json;
+
+namespace PizzeriaBusinessLogic.BusinessLogics
+{
+    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(BackUpSaveBinidngModel model)
+        {
+            if (_backUpInfo == null)
+            {
+                return;
+            }
+            try
+            {
+                _logger.LogDebug("Clear folder");
+                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 найден класс-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);
+        }
+    }
+}

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/BusinessLogicExtension.cs

@@ -0,0 +1,34 @@
+using PizzeriaBusinessLogic.MailWorker;
+using PizzeriaBusinessLogic.OfficePackage.Implements;
+using PizzeriaBusinessLogic.OfficePackage;
+using PizzeriaContracts.BusinessLogicsContracts;
+using PizzeriaContracts.DI;
+
+namespace PizzeriaBusinessLogic.BusinessLogics
+{
+    public class BusinessLogicExtension : IBusinessLogicExtension
+    {
+        public int Priority => 0;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientLogic, ClientLogic>();
+            DependencyManager.Instance.RegisterType<IComponentLogic, ComponentLogic>();
+            DependencyManager.Instance.RegisterType<IOrderLogic, OrderLogic>();
+            DependencyManager.Instance.RegisterType<IPizzaLogic, PizzaLogic>();
+            DependencyManager.Instance.RegisterType<IReportLogic, ReportLogic>();
+            DependencyManager.Instance.RegisterType<IImplementerLogic, ImplementerLogic>();
+            DependencyManager.Instance.RegisterType<IMessageInfoLogic, MessageInfoLogic>();
+            DependencyManager.Instance.RegisterType<IBackUpLogic, BackUpLogic>();
+            DependencyManager.Instance.RegisterType<IShopLogic, ShopLogic>();
+
+
+            DependencyManager.Instance.RegisterType<AbstractSaveToWord, SaveToWord>();
+            DependencyManager.Instance.RegisterType<AbstractSaveToExcel, SaveToExcel>();
+            DependencyManager.Instance.RegisterType<AbstractSaveToPdf, SaveToPdf>();
+            DependencyManager.Instance.RegisterType<AbstractMailWorker, MailKitWorker>(true);
+
+            DependencyManager.Instance.RegisterType<IWorkProcess, WorkModeling>();
+        }
+    }
+}

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/ClientLogic.cs

@@ -4,6 +4,7 @@ using PizzeriaContracts.BusinessLogicsContracts;
 using PizzeriaContracts.SearchModels;
 using PizzeriaContracts.StoragesContracts;
 using PizzeriaContracts.ViewModels;
+using System.Text.RegularExpressions;
 
 namespace PizzeriaBusinessLogic.BusinessLogics
 {
@@ -96,16 +97,16 @@ namespace PizzeriaBusinessLogic.BusinessLogics
             {
                 throw new ArgumentNullException("Нет ФИО пользователя", nameof(model.ClientFIO));
             }
-            if (string.IsNullOrEmpty(model.Email))
+            if (string.IsNullOrEmpty(model.Email) || !Regex.IsMatch(model.Email, @"^[a-z0-9._%+-]+\@([a-z0-9-]+\.)+[a-z]{2,4}$"))
             {
-                throw new ArgumentNullException("Нет почты пользователя", nameof(model.Email));
+                throw new ArgumentNullException("Не указана валидная почта", nameof(model.Email));
             }
-            if (string.IsNullOrEmpty(model.Password))
+            if (string.IsNullOrEmpty(model.Password) || !Regex.IsMatch(model.Password, @"^(?=.*[A-Za-z])(?=.*\d)(?=.*[^A-Za-z0-9\n]).{10,50}$"))
             {
-                throw new ArgumentNullException("Нет пароля пользователя", nameof(model.Password));
+                throw new ArgumentNullException("Не указан правильный пароль", nameof(model.Password));
             }
-            _logger.LogInformation("Client. ClientFIO:{ClientFIO}.Email:{Email}.Password:{Password}.Id:{Id}",
-                model.ClientFIO, model.Email, model.Password, model.Id);
+            _logger.LogInformation("Client. ClientFIO:{ClientFIO}.Email:{Email}.Id:{Id}",
+                model.ClientFIO, model.Email, model.Id);
             var element = _clientStorage.GetElement(new ClientSearchModel
             {
                 ClientFIO = model.ClientFIO

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/ImplementerLogic.cs

@@ -0,0 +1,128 @@
+using Microsoft.Extensions.Logging;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.BusinessLogicsContracts;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaBusinessLogic.BusinessLogics
+{
+    public class ImplementerLogic : IImplementerLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IImplementerStorage _implementerStorage;
+
+        public ImplementerLogic(ILogger<IImplementerLogic> logger, IImplementerStorage implementerStorage)
+        {
+            _logger = logger;
+            _implementerStorage = implementerStorage;
+        }
+
+        public List<ImplementerViewModel>? ReadList(ImplementerSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. ImplementerFIO:{ImplementerFIO}.Password:{Password}.Id:{ Id}", model?.ImplementerFIO, model?.Password?.Length, 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;
+        }
+
+        public ImplementerViewModel? ReadElement(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. ImplementerFIO:{ImplementerFIO}.Password:{Password}.Id:{ Id}", model?.ImplementerFIO, model?.Password?.Length, 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 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;
+        }
+
+        private void CheckModel(ImplementerBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.ImplementerFIO))
+            {
+                throw new ArgumentNullException("Нет ФИО исполнителя", nameof(model.ImplementerFIO));
+            }
+            if (string.IsNullOrEmpty(model.Password))
+            {
+                throw new ArgumentNullException("Нет пароля исполнителя", nameof(model.Password));
+            }
+            if (model.WorkExperience < 0)
+            {
+                throw new ArgumentNullException("Стаж должен быть больше 0", nameof(model.WorkExperience));
+            }
+            if (model.Qualification < 0)
+            {
+                throw new ArgumentNullException("Квалификация должна быть положительной", nameof(model.Qualification));
+            }
+            _logger.LogInformation("Implementer. ImplementerFIO:{ImplementerFIO}.Password:{Password}.WorkExperience:{WorkExperience}.Qualification:{Qualification}.Id: { Id}",
+                model.ImplementerFIO, model.Password, model.WorkExperience, model.Qualification, model.Id);
+            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");
+            }
+        }
+    }
+}

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/MessageInfoLogic.cs

@@ -0,0 +1,122 @@
+using Microsoft.Extensions.Logging;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.BusinessLogicsContracts;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaBusinessLogic.BusinessLogics
+{
+    public class MessageInfoLogic : IMessageInfoLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IMessageInfoStorage _messageInfoStorage;
+        private readonly IClientStorage _clientStorage;
+        public MessageInfoLogic(ILogger<MessageInfoLogic> logger, IMessageInfoStorage messageInfoStorage, IClientStorage clientStorage)
+        {
+            _logger = logger;
+            _messageInfoStorage = messageInfoStorage;
+            _clientStorage = clientStorage;
+        }
+        public List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadList. MessageId:{MessageId}.ClientId:{ClientId}.PageLength:{PageLength}.PageCount:{PageIndex}", model?.MessageId, model?.ClientId, model?.PageLength, model?.PageIndex);
+            var list = _messageInfoStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+        public bool Create(MessageInfoBindingModel model)
+        {
+            CheckModel(model);
+            var message = _messageInfoStorage.Insert(model);
+            if (message == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+        private void CheckModel(MessageInfoBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (string.IsNullOrEmpty(model.MessageId))
+            {
+                throw new ArgumentNullException("Не указан id сообщения", nameof(model.MessageId));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.SenderName))
+            {
+                throw new ArgumentNullException("Не указао имя отправителя(электронная почта)", nameof(model.SenderName));
+            }
+            if (string.IsNullOrEmpty(model.Subject))
+            {
+                throw new ArgumentNullException("Не указана темма", nameof(model.Subject));
+            }
+            if (string.IsNullOrEmpty(model.Body))
+            {
+                throw new ArgumentNullException("Не указан текст сообщения", nameof(model.Subject));
+            }
+            _logger.LogInformation("MessageInfo. MessageId:{MessageId}.SenderName:{SenderName}.Subject:{Subject}.Body:{Body}", model.MessageId, model.SenderName, model.Subject, model.Body);
+            var element = _clientStorage.GetElement(new ClientSearchModel
+            {
+                Email = model.SenderName
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Не удалоссь найти клиента, отправившего письмо с адреса Email:{Email}", model.SenderName);
+            }
+            else
+            {
+                model.ClientId = element.Id;
+            }
+        }
+
+        public MessageInfoViewModel? ReadElement(MessageInfoSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. MessageId:{MessageId}", model?.MessageId);
+            var element = _messageInfoStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.MessageId);
+            return element;
+        }
+
+        public bool Update(MessageInfoBindingModel model)
+        {
+            CheckModel(model, withParams: false);
+            if (_messageInfoStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+    }
+}

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -1,15 +1,12 @@
-using Microsoft.Extensions.Logging;
+using PizzeriaDataModels.Enums;
+using Microsoft.Extensions.Logging;
 using PizzeriaContracts.BindingModels;
 using PizzeriaContracts.BusinessLogicsContracts;
 using PizzeriaContracts.SearchModels;
 using PizzeriaContracts.StoragesContracts;
 using PizzeriaContracts.ViewModels;
-using PizzeriaDataModels.Enums;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using MigraDoc.Rendering;
+using PizzeriaBusinessLogic.MailWorker;
 
 namespace PizzeriaBusinessLogic.BusinessLogics
 {
@@ -17,17 +14,39 @@ namespace PizzeriaBusinessLogic.BusinessLogics
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
+        private readonly AbstractMailWorker _mailWorker;
+        static readonly object _locker = new object();
         private readonly IShopStorage _shopStorage;
-
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopStorage shopStorage)
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopStorage shopStorage, AbstractMailWorker mailWorker)
         {
             _logger = logger;
             _orderStorage = orderStorage;
             _shopStorage = shopStorage;
+            _mailWorker = mailWorker;
         }
+
+        public OrderViewModel? ReadElement(OrderSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. ClientId:{ClientId}.Status:{Status}.ImplementerId:{ImplementerId}.DateFrom:{DateFrom}.DateTo:{DateTo}OrderId:{Id}",
+                model.ClientId, model.Status, model.ImplementerId, model.DateFrom, model.DateTo, 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 List<OrderViewModel>? ReadList(OrderSearchModel? model)
         {
-            _logger.LogInformation("ReadList. OrderId:{Id}", model?.Id);
+            _logger.LogInformation("ReadList. ClientId:{ClientId}.Status:{Status}.ImplementerId:{ImplementerId}.DateFrom:{DateFrom}.DateTo:{DateTo}OrderId:{Id}",
+            model?.ClientId, model?.Status, model?.ImplementerId, model?.DateFrom, model?.DateTo, model?.Id);
             var list = model == null ? _orderStorage.GetFullList() : _orderStorage.GetFilteredList(model);
             if (list == null)
             {
@@ -37,23 +56,34 @@ namespace PizzeriaBusinessLogic.BusinessLogics
             _logger.LogInformation("ReadList. Count:{Count}", list.Count);
             return list;
         }
+
         public bool CreateOrder(OrderBindingModel model)
         {
             CheckModel(model);
             if (model.Status != OrderStatus.Неизвестен)
                 return false;
             model.Status = OrderStatus.Принят;
-            if (_orderStorage.Insert(model) == null)
+            var element = _orderStorage.Insert(model);
+            if (element == null)
             {
                 _logger.LogWarning("Insert operation failed");
                 return false;
             }
+            Task.Run(() => _mailWorker.MailSendAsync(new MailSendInfoBindingModel
+            {
+                MailAddress = element.ClientEmail,
+                Subject = $"Изменение статуса заказа номер {element.Id}",
+                Text = $"Ваш заказ номер {element.Id} на пиццу {element.PizzaName} от {element.DateCreate} на сумму {element.Sum} принят."
+            }));
             return true;
         }
 
         public bool TakeOrderInWork(OrderBindingModel model)
         {
-            return ChangeStatus(model, OrderStatus.Выполняется);
+            lock (_locker)
+            {
+                return ChangeStatus(model, OrderStatus.Выполняется);
+            }
         }
 
         public bool FinishOrder(OrderBindingModel model)
@@ -63,24 +93,31 @@ namespace PizzeriaBusinessLogic.BusinessLogics
 
         public bool DeliveryOrder(OrderBindingModel model)
         {
-            var order = _orderStorage.GetElement(new OrderSearchModel
+            lock (_locker)
             {
-                Id = model.Id,
-            });
-            if (order == null)
-            {
-                throw new ArgumentNullException(nameof(order));
-            }
-            if (!_shopStorage.RestockingShops(new SupplyBindingModel
-            {
-                PizzaId = order.PizzaId,
-                Count = order.Count
-            }))
-            {
-                throw new ArgumentException("Недостаточно места");
-            }
+                (model, var element) = FillOrderBindingModel(model);
+                if (model.Status != OrderStatus.Готов && model.Status != OrderStatus.Ожидает)
+                {
+                    _logger.LogWarning("Changing status operation faled: Current-{Status}:required-Выдан.", model.Status);
+                    throw new InvalidOperationException($"Невозможно приствоить статус выдан заказу с текущим статусом {model.Status}");
+                }
+                if (!_shopStorage.RestockingShops(new SupplyBindingModel
+                {
+                    PizzaId = model.PizzaId,
+                    Count = model.Count
+                }))
+                {
+                    if (model.Status == OrderStatus.Готов)
+                    {
+                        model.Status = OrderStatus.Ожидает;
 
-            return ChangeStatus(model, OrderStatus.Выдан);
+                        UpdateOrder(model, element);
+                    }
+                    throw new ArgumentException("Недостаточно места в магазинах для поставки");
+                }
+                model.Status = OrderStatus.Выдан;
+                return UpdateOrder(model, element);
+            }
         }
 
         private void CheckModel(OrderBindingModel model, bool withParams = true)
@@ -108,8 +145,22 @@ namespace PizzeriaBusinessLogic.BusinessLogics
             _logger.LogInformation("Pizza. PizzaId:{PizzaId}.Count:{Count}.Sum:{Sum}Id:{Id}",
                 model.PizzaId, model.Count, model.Sum, model.Id);
         }
-
         private bool ChangeStatus(OrderBindingModel model, OrderStatus requiredStatus)
+        {
+            (model, var element) = FillOrderBindingModel(model);
+
+            if (requiredStatus - model.Status == 1)
+            {
+                model.Status = requiredStatus;
+                if (model.Status == OrderStatus.Готов)
+                    model.DateImplement = DateTime.Now;
+                return UpdateOrder(model, element);
+            }
+            _logger.LogWarning("Changing status operation faled: Current-{Status}:required-{requiredStatus}.", model.Status, requiredStatus);
+            throw new InvalidOperationException($"Невозможно приствоить статус {requiredStatus} заказу с текущим статусом {model.Status}");
+        }
+
+        private (OrderBindingModel, OrderViewModel) FillOrderBindingModel(OrderBindingModel model)
         {
             CheckModel(model, false);
             var element = _orderStorage.GetElement(new OrderSearchModel()
@@ -118,28 +169,40 @@ namespace PizzeriaBusinessLogic.BusinessLogics
             });
             if (element == null)
             {
-                throw new ArgumentNullException(nameof(element));
+                throw new InvalidOperationException(nameof(element));
             }
+            model.Id = element.Id;
             model.DateCreate = element.DateCreate;
             model.PizzaId = element.PizzaId;
             model.DateImplement = element.DateImplement;
+            model.ClientId = element.ClientId;
             model.Status = element.Status;
             model.Count = element.Count;
             model.Sum = element.Sum;
-            if (requiredStatus - model.Status == 1)
+            if (!model.ImplementerId.HasValue)
             {
-                model.Status = requiredStatus;
-                if (model.Status == OrderStatus.Выдан)
-                    model.DateImplement = DateTime.Now;
-                if (_orderStorage.Update(model) == null)
-                {
-                    _logger.LogWarning("Update operation failed");
-                    return false;
-                }
-                return true;
+                model.ImplementerId = element.ImplementerId;
             }
-            _logger.LogWarning("Changing status operation faled: Current-{Status}:required-{requiredStatus}.", model.Status, requiredStatus);
-            throw new ArgumentException($"Невозможно присвоить статус {requiredStatus} заказу с текущим статусом {model.Status}");
+            return (model, element);
+        }
+
+        private bool UpdateOrder(OrderBindingModel model, OrderViewModel MailNotificationModel)
+        {
+            if (_orderStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            _logger.LogWarning("Update operation sucsess");
+            string DateInfo = model.DateImplement.HasValue ? $"Дата выполнения {model.DateImplement}" : "";
+            Task.Run(() => _mailWorker.MailSendAsync(new MailSendInfoBindingModel
+            {
+                MailAddress = MailNotificationModel.ClientEmail,
+                Subject = $"Изменение статуса заказа номер {MailNotificationModel.Id}",
+                Text = $"Ваш заказ номер {MailNotificationModel.Id} на изделие {MailNotificationModel.PizzaName} от" +
+                $" {MailNotificationModel.DateCreate} на сумму {MailNotificationModel.Sum} {model.Status}. {DateInfo}"
+            }));
+            return true;
         }
     }
 }

Pizzeria/PizzeriaBusinessLogic/BusinessLogics/WorkModeling.cs

@@ -0,0 +1,181 @@
+using Microsoft.Extensions.Logging;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.BusinessLogicsContracts;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Enums;
+
+namespace PizzeriaBusinessLogic.BusinessLogics
+{
+    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.Выдан });
+            int count = _orderLogic.ReadList(null).Count;
+            if (orders == null || count == orders.Count)
+            {
+                _logger.LogWarning("DoWork. Orders is null or empty");
+                return;
+            }
+            orders = _orderLogic.ReadList(null);
+            _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 DeliverWaitingOrder(implementer);
+            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
+                        _orderLogic.TakeOrderInWork(new OrderBindingModel
+                        {
+                            Id = order.Id,
+                            ImplementerId = implementer.Id
+                        });
+                        // делаем работу
+                        Thread.Sleep(implementer.WorkExperience * _rnd.Next(100, 1000) * order.Count);
+                        _logger.LogDebug("DoWork. Worker {Id} finish order {Order}", implementer.Id, order.Id);
+                        _orderLogic.FinishOrder(new OrderBindingModel
+                        {
+                            Id = order.Id
+                        });
+                        _orderLogic.DeliveryOrder(new OrderBindingModel { Id = order.Id });
+                    }
+                    // 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;
+                    }
+                    // отдыхаем
+                    Thread.Sleep(implementer.Qualification * _rnd.Next(10, 100));
+                }
+            });
+        }
+
+        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
+                });
+                _orderLogic.DeliveryOrder(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;
+            }
+        }
+
+        private async Task DeliverWaitingOrder(ImplementerViewModel implementer)
+        {
+            if (_orderLogic == null || implementer == null)
+            {
+                return;
+            }
+            var waitingOrders = await Task.Run(() => _orderLogic.ReadList(new OrderSearchModel
+            {
+                ImplementerId = implementer.Id,
+                Status = OrderStatus.Ожидает
+            }));
+            if (waitingOrders == null || waitingOrders.Count == 0)
+            {
+                return;
+            }
+            _logger.LogInformation("DeliverWaitingOrder. Find some waitig order for implementer:{id}.Count:{count}", implementer.Id, waitingOrders.Count);
+            foreach (var waitingOrder in waitingOrders)
+            {
+                try
+                {
+                    _logger.LogInformation("DeliverWaitingOrder. Trying to deliver order id:{id}", waitingOrder.Id);
+                    var res = _orderLogic.DeliveryOrder(new OrderBindingModel
+                    {
+                        Id = waitingOrder.Id
+                    });
+                }
+                catch (ArgumentException ex)
+                {
+                    _logger.LogWarning(ex, "DeliverWaitingOrder. Fault");
+                }
+                catch (InvalidOperationException ex)
+                {
+                    _logger.LogWarning(ex, "Error try deliver order");
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Error while do work");
+                    throw;
+                }
+            }
+        }
+    }
+}

Pizzeria/PizzeriaBusinessLogic/MailWorker/AbstractMailWorker.cs

@@ -0,0 +1,129 @@
+using Microsoft.Extensions.Logging;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.BusinessLogicsContracts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaBusinessLogic.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 ILogger _logger;
+
+        public AbstractMailWorker(ILogger<AbstractMailWorker> logger, IMessageInfoLogic messageInfoLogic)
+        {
+            _logger = logger;
+            _messageInfoLogic = messageInfoLogic;
+        }
+        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.Length, _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)
+            {
+                _messageInfoLogic.Create(mail);
+            }
+        }
+
+        public async void MailSendReplyAsync(MailReplySendInfoBindingModel 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) || string.IsNullOrEmpty(info.ParentMessageId))
+            {
+                return;
+            }
+
+            _logger.LogDebug("Send Mail as reply: {To}, {Subject}, {parentId}", info.MailAddress, info.Subject, info.ParentMessageId);
+
+            string? messageId = await SendMailAsync(info);
+            if (string.IsNullOrEmpty(messageId))
+            {
+                throw new InvalidOperationException("Непредвиденная ошибка при отправке сообщения в ответ");
+            }
+            if (_messageInfoLogic.Create(new MessageInfoBindingModel
+            {
+                MessageId = messageId,
+                DateDelivery = DateTime.Now,
+                SenderName = _mailLogin,
+                IsReply = true,
+                Subject = info.Subject,
+                Body = info.Text,
+            }))
+            {
+                _messageInfoLogic.Update(new MessageInfoBindingModel()
+                {
+                    MessageId = info.ParentMessageId,
+                    ReplyMessageId = messageId,
+                    IsReaded = true
+                });
+            }
+        }
+
+        protected abstract Task<string?> SendMailAsync(MailSendInfoBindingModel info);
+        protected abstract Task<List<MessageInfoBindingModel>> ReceiveMailAsync();
+    }
+}

Pizzeria/PizzeriaBusinessLogic/MailWorker/MailKitWorker.cs

@@ -0,0 +1,104 @@
+using MailKit.Net.Pop3;
+using MailKit.Security;
+using Microsoft.Extensions.Logging;
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.BusinessLogicsContracts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Mail;
+using System.Net;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaBusinessLogic.MailWorker
+{
+    public class MailKitWorker : AbstractMailWorker
+    {
+        public MailKitWorker(ILogger<MailKitWorker> logger, IMessageInfoLogic messageInfoLogic) : base(logger, messageInfoLogic) { }
+
+        protected override async Task<string?> SendMailAsync(MailSendInfoBindingModel info)
+        {
+            string? resount = null;
+            using var objMailMessage = new MailMessage();
+            using var objSmtpClient = new SmtpClient(_smtpClientHost, _smtpClientPort);
+            try
+            {
+                ConfigurateSmtpClient(objSmtpClient);
+                CreateMessage(objMailMessage, info);
+
+                if (info is MailReplySendInfoBindingModel replyInfo)
+                {
+                    objMailMessage.Headers.Add("In-Reply-To", replyInfo.ParentMessageId);
+                    objMailMessage.Headers.Add("References", replyInfo.ParentMessageId);
+
+                    string messageGuid = Guid.NewGuid().ToString();
+                    objMailMessage.Headers.Add("Message-Id", messageGuid);
+                    resount = messageGuid;
+                }
+
+                await Task.Run(() => objSmtpClient.Send(objMailMessage));
+            }
+            catch (Exception)
+            {
+                throw;
+            }
+            return resount;
+        }
+
+        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;
+        }
+
+        private void CreateMessage(MailMessage objMailMessage, MailSendInfoBindingModel info)
+        {
+            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;
+        }
+
+        private void ConfigurateSmtpClient(SmtpClient objSmtpClient)
+        {
+
+            objSmtpClient.UseDefaultCredentials = false;
+            objSmtpClient.EnableSsl = true;
+            objSmtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;
+            objSmtpClient.Credentials = new NetworkCredential(_mailLogin, _mailPassword);
+        }
+    }
+}

Pizzeria/PizzeriaBusinessLogic/PizzeriaBusinessLogic.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" Version="8.0.0" />
     <PackageReference Include="PdfSharp.MigraDoc.Standard" Version="1.51.15" />
   </ItemGroup>
@@ -17,4 +18,8 @@
     <ProjectReference Include="..\PizzeriaDataModels\PizzeriaDataModels.csproj" />
   </ItemGroup>
 
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
+    <Exec Command="copy /Y &quot;$(TargetDir)*.dll&quot; &quot;$(SolutionDir)BusinessLogicExtensions\*.dll&quot;" />
+  </Target>
+
 </Project>

Pizzeria/PizzeriaClientApp/APIClient.cs

@@ -11,6 +11,8 @@ namespace PizzeriaClientApp
 
         public static ClientViewModel? Client { get; set; } = null;
 
+        public static int MailPage { get; set; } = 1;
+
         public static void Connect(IConfiguration configuration)
         {
             _client.BaseAddress = new Uri(configuration["IPAddress"]);

Pizzeria/PizzeriaClientApp/Controllers/HomeController.cs

@@ -6,142 +6,154 @@ using System.Diagnostics;
 
 namespace PizzeriaClientApp.Controllers
 {
-    public class HomeController : Controller
-    {
-        private readonly ILogger<HomeController> _logger;
+	public class HomeController : Controller
+	{
+		private readonly ILogger<HomeController> _logger;
 
-        public HomeController(ILogger<HomeController> logger)
-        {
-            _logger = logger;
-        }
+		public HomeController(ILogger<HomeController> logger)
+		{
+			_logger = logger;
+		}
 
-        public IActionResult Index()
-        {
-            if (APIClient.Client == null)
-            {
-                return Redirect("~/Home/Enter");
-            }
-            return View(APIClient.GetRequest<List<OrderViewModel>>($"api/main/getorders?clientId={APIClient.Client.Id}"));
-        }
+		public IActionResult Index()
+		{
+			if (APIClient.Client == null)
+			{
+				return Redirect("~/Home/Enter");
+			}
+			return View(APIClient.GetRequest<List<OrderViewModel>>($"api/main/getorders?clientId={APIClient.Client.Id}"));
+		}
 
-        [HttpGet]
-        public IActionResult Privacy()
-        {
-            if (APIClient.Client == null)
-            {
-                return Redirect("~/Home/Enter");
-            }
-            return View(APIClient.Client);
-        }
+		[HttpGet]
+		public IActionResult Privacy()
+		{
+			if (APIClient.Client == null)
+			{
+				return Redirect("~/Home/Enter");
+			}
+			return View(APIClient.Client);
+		}
 
-        [HttpPost]
-        public void Privacy(string login, string password, string fio)
-        {
-            if (APIClient.Client == null)
-            {
-                throw new Exception("Вы как суда попали? Суда вход только авторизованным");
-            }
-            if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(fio))
-            {
-                throw new Exception("Введите логин, пароль и ФИО");
-            }
-            APIClient.PostRequest("api/client/updatedata", new ClientBindingModel
-            {
-                Id = APIClient.Client.Id,
-                ClientFIO = fio,
-                Email = login,
-                Password = password
-            });
+		[HttpPost]
+		public void Privacy(string login, string password, string fio)
+		{
+			if (APIClient.Client == null)
+			{
+				throw new Exception("Вы как суда попали? Суда вход только авторизованным");
+			}
+			if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(fio))
+			{
+				throw new Exception("Введите логин, пароль и ФИО");
+			}
+			APIClient.PostRequest("api/client/updatedata", new ClientBindingModel
+			{
+				Id = APIClient.Client.Id,
+				ClientFIO = fio,
+				Email = login,
+				Password = password
+			});
 
-            APIClient.Client.ClientFIO = fio;
-            APIClient.Client.Email = login;
-            APIClient.Client.Password = password;
-            Response.Redirect("Index");
-        }
+			APIClient.Client.ClientFIO = fio;
+			APIClient.Client.Email = login;
+			APIClient.Client.Password = password;
+			Response.Redirect("Index");
+		}
 
-        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
-        public IActionResult Error()
-        {
-            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
-        }
+		[ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+		public IActionResult Error()
+		{
+			return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
+		}
 
-        [HttpGet]
-        public IActionResult Enter()
-        {
-            return View();
-        }
+		[HttpGet]
+		public IActionResult Enter()
+		{
+			return View();
+		}
 
-        [HttpPost]
-        public void Enter(string login, string password)
-        {
-            if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password))
-            {
-                throw new Exception("Введите логин и пароль");
-            }
-            APIClient.Client = APIClient.GetRequest<ClientViewModel>($"api/client/login?login={login}&password={password}");
-            if (APIClient.Client == null)
-            {
-                throw new Exception("Неверный логин/пароль");
-            }
-            Response.Redirect("Index");
-        }
+		[HttpPost]
+		public void Enter(string login, string password)
+		{
+			if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password))
+			{
+				throw new Exception("Введите логин и пароль");
+			}
+			APIClient.Client = APIClient.GetRequest<ClientViewModel>($"api/client/login?login={login}&password={password}");
+			if (APIClient.Client == null)
+			{
+				throw new Exception("Неверный логин/пароль");
+			}
+			Response.Redirect("Index");
+		}
 
-        [HttpGet]
-        public IActionResult Register()
-        {
-            return View();
-        }
+		[HttpGet]
+		public IActionResult Register()
+		{
+			return View();
+		}
 
-        [HttpPost]
-        public void Register(string login, string password, string fio)
-        {
-            if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(fio))
-            {
-                throw new Exception("Введите логин, пароль и ФИО");
-            }
-            APIClient.PostRequest("api/client/register", new ClientBindingModel
-            {
-                ClientFIO = fio,
-                Email = login,
-                Password = password
-            });
-            Response.Redirect("Enter");
-            return;
-        }
+		[HttpPost]
+		public void Register(string login, string password, string fio)
+		{
+			if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(fio))
+			{
+				throw new Exception("Введите логин, пароль и ФИО");
+			}
+			APIClient.PostRequest("api/client/register", new ClientBindingModel
+			{
+				ClientFIO = fio,
+				Email = login,
+				Password = password
+			});
+			Response.Redirect("Enter");
+			return;
+		}
 
-        [HttpGet]
-        public IActionResult Create()
-        {
-            ViewBag.Pizzas = APIClient.GetRequest<List<PizzaViewModel>>("api/main/getpizzalist");
-            return View();
-        }
+		[HttpGet]
+		public IActionResult Create()
+		{
+			ViewBag.Pizzas = APIClient.GetRequest<List<PizzaViewModel>>("api/main/getpizzalist");
+			return View();
+		}
 
-        [HttpPost]
-        public void Create(int pizza, int count)
-        {
-            if (APIClient.Client == null)
-            {
-                throw new Exception("Вы как суда попали? Суда вход только авторизованным");
-            }
-            if (count <= 0)
-            {
-                throw new Exception("Количество и сумма должны быть больше 0");
-            }
-            APIClient.PostRequest("api/main/createorder", new OrderBindingModel
-            {
-                ClientId = APIClient.Client.Id,
-                PizzaId = pizza,
-                Count = count,
-                Sum = Calc(count, pizza)
-            });
-            Response.Redirect("Index");
-        }
+		[HttpPost]
+		public void Create(int pizza, int count)
+		{
+			if (APIClient.Client == null)
+			{
+				throw new Exception("Вы как суда попали? Суда вход только авторизованным");
+			}
+			if (count <= 0)
+			{
+				throw new Exception("Количество и сумма должны быть больше 0");
+			}
+			APIClient.PostRequest("api/main/createorder", new OrderBindingModel
+			{
+				ClientId = APIClient.Client.Id,
+				PizzaId = pizza,
+				Count = count,
+				Sum = Calc(count, pizza)
+			});
+			Response.Redirect("Index");
+		}
 
-        [HttpPost]
-        public double Calc(int count, int pizza)
-        {
-            var piz = APIClient.GetRequest<PizzaViewModel>($"api/main/getpizza?pizzaId={pizza}");
-            return count * (piz?.Price ?? 1);
-        }
-    }
+		[HttpPost]
+		public double Calc(int count, int pizza)
+		{
+			var piz = APIClient.GetRequest<PizzaViewModel>($"api/main/getpizza?pizzaId={pizza}");
+			return count * (piz?.Price ?? 1);
+		}
+
+		[HttpGet]
+		public IActionResult Mails(int page = 1)
+		{
+			if (APIClient.Client == null)
+			{
+				return Redirect("~/Home/Enter");
+			}
+
+			page = Math.Max(page, 1);
+			return View(APIClient.GetRequest<List<MessageInfoViewModel>>($"api/client/getmessages?clientId={APIClient.Client.Id}&page={page}"));
+		}
+	}
 }

Pizzeria/PizzeriaClientApp/Views/Home/Create.cshtml

@@ -6,7 +6,7 @@
 </div>
 <form method="post">
 	<div class="row">
-		<div class="col-4">Изделие:</div>
+		<div class="col-4">Пицца:</div>
 		<div class="col-8">
 			<select id="pizza" name="pizza" class="form-control" asp-items="@(new SelectList(@ViewBag.Pizzas,"Id", "PizzaName"))"></select>
 		</div>

Pizzeria/PizzeriaClientApp/Views/Home/Mails.cshtml

@@ -0,0 +1,74 @@
+@using PizzeriaContracts.ViewModels
+
+@model List<MessageInfoViewModel>
+@Url.ActionContext.RouteData.Values["page"]
+
+@{
+	ViewData["Title"] = "Mails";
+}
+
+
+<div class="text-center">
+	<h1 class="display-4">Заказы</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 class="d-flex justify-content-center align-items-center">
+			@{
+				int page = int.Parse(Context.Request.Query["page"]);
+				<div class="m-1">
+					<input type="number" class="form-control" min="1" step="1" asp-action="Mails" name="page" value="@(page)" readonly>
+				</div>
+				if (page > 1)
+				{
+					<a name="page" class="btn btn-primary" type="button" asp-action="Mails" asp-route-page="@(page-1)">&lt;-</a>
+				}
+				else
+				{
+					<p class="btn btn-primary my-auto">&lt;-</p>
+				}
+
+				<a name="" id="" class="btn btn-primary" type="button" asp-action="Mails" asp-route-page="@(page+1)">-&gt;</a>
+			}
+		</div>
+	}
+</div>

Pizzeria/PizzeriaClientApp/Views/Shared/_Layout.cshtml

@@ -25,6 +25,9 @@
                         <li class="nav-item">
                             <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Privacy">Личные данные</a>
                         </li>
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Mails" asp-route-page="1">Письма</a>
+                        </li>
                         <li class="nav-item">
                             <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Enter">Вход</a>
                         </li>

Pizzeria/PizzeriaContracts/Attributes/ColumnAttribute.cs

@@ -0,0 +1,30 @@
+namespace PizzeriaContracts.Attributes
+{
+    [AttributeUsage(AttributeTargets.Property)]
+    public class ColumnAttribute : Attribute
+    {
+        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; }
+
+        public string Format { get; private set; }
+
+        public ColumnAttribute(string title = "", bool visible = true, int width = 0,
+            GridViewAutoSize gridViewAutoSize = GridViewAutoSize.None, bool isUseAutoSize = false,
+            string format = "")
+        {
+            Title = title;
+            Visible = visible;
+            Width = width;
+            GridViewAutoSize = gridViewAutoSize;
+            IsUseAutoSize = isUseAutoSize;
+            Format = format;
+        }
+    }
+}

Pizzeria/PizzeriaContracts/Attributes/GridViewAutoSize.cs

@@ -0,0 +1,21 @@
+namespace PizzeriaContracts.Attributes
+{
+    public enum GridViewAutoSize
+    {
+        NotSet = 0,
+
+        None = 1,
+
+        ColumnHeader = 2,
+
+        AllCellsExceptHeader = 4,
+
+        AllCells = 6,
+
+        DisplayedCellsExceptHeader = 8,
+
+        DisplayedCells = 10,
+
+        Fill = 16
+    }
+}

Pizzeria/PizzeriaContracts/BindingModels/BackUpSaveBinidngModel.cs

@@ -0,0 +1,7 @@
+namespace PizzeriaContracts.BindingModels
+{
+    public class BackUpSaveBinidngModel
+    {
+        public string FolderName { get; set; } = string.Empty;
+    }
+}

Pizzeria/PizzeriaContracts/BindingModels/ImplementerBindingModel.cs

@@ -0,0 +1,18 @@
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.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; }
+    }
+}

Pizzeria/PizzeriaContracts/BindingModels/MailConfigBindingModel.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.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; }
+	}
+}

Pizzeria/PizzeriaContracts/BindingModels/MailReplySendInfoBindingModel.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.BindingModels
+{
+    public class MailReplySendInfoBindingModel : MailSendInfoBindingModel
+    {
+        public string ParentMessageId { get; set; } = string.Empty;
+    }
+}

Pizzeria/PizzeriaContracts/BindingModels/MailSendInfoBindingModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.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;
+	}
+}

Pizzeria/PizzeriaContracts/BindingModels/MessageInfoBindingModel.cs

@@ -0,0 +1,18 @@
+using PizzeriaDataModels.Models;
+
+namespace PizzeriaContracts.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 string Subject { get; set; } = string.Empty;
+        public string Body { get; set; } = string.Empty;
+        public DateTime DateDelivery { get; set; }
+        public bool IsReaded { get; set; }
+        public string? ReplyMessageId { get; set; }
+        public bool IsReply { get; set; }
+        public int Id => throw new NotImplementedException();
+    }
+}

Pizzeria/PizzeriaContracts/BindingModels/OrderBindingModel.cs

@@ -13,6 +13,7 @@ namespace PizzeriaContracts.BindingModels
         public int Id { get; set; }
         public int PizzaId { 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;

Pizzeria/PizzeriaContracts/BusinessLogicsContracts/IBackUpLogic.cs

@@ -0,0 +1,9 @@
+using PizzeriaContracts.BindingModels;
+
+namespace PizzeriaContracts.BusinessLogicsContracts
+{
+    public interface IBackUpLogic
+    {
+        void CreateBackUp(BackUpSaveBinidngModel model);
+    }
+}

Pizzeria/PizzeriaContracts/BusinessLogicsContracts/IImplementerLogic.cs

@@ -0,0 +1,15 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.ViewModels;
+
+namespace PizzeriaContracts.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);
+    }
+}

Pizzeria/PizzeriaContracts/BusinessLogicsContracts/IMessageInfoLogic.cs

@@ -0,0 +1,19 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.BusinessLogicsContracts
+{
+    public interface IMessageInfoLogic
+    {
+        List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model);
+        MessageInfoViewModel? ReadElement(MessageInfoSearchModel model);
+        bool Create(MessageInfoBindingModel model);
+        bool Update(MessageInfoBindingModel model);
+    }
+}

Pizzeria/PizzeriaContracts/BusinessLogicsContracts/IOrderLogic.cs

@@ -16,5 +16,6 @@ namespace PizzeriaContracts.BusinessLogicsContracts
         bool TakeOrderInWork(OrderBindingModel model);
         bool FinishOrder(OrderBindingModel model);
         bool DeliveryOrder(OrderBindingModel model);
+        OrderViewModel? ReadElement(OrderSearchModel model);
     }
 }

Pizzeria/PizzeriaContracts/BusinessLogicsContracts/IWorkProcess.cs

@@ -0,0 +1,7 @@
+namespace PizzeriaContracts.BusinessLogicsContracts
+{
+    public interface IWorkProcess
+    {
+        void DoWork(IImplementerLogic implementerLogic, IOrderLogic orderLogic);
+    }
+}

Pizzeria/PizzeriaContracts/DI/DependencyManager.cs

@@ -0,0 +1,63 @@
+using Microsoft.Extensions.Logging;
+
+namespace PizzeriaContracts.DI
+{
+    public class DependencyManager
+    {
+        private readonly IDependencyContainer _dependencyManager;
+
+        private static DependencyManager? _manager;
+
+        private static readonly object _locjObject = new();
+
+        private DependencyManager()
+        {
+            _dependencyManager = new ServiceDependencyContainer();
+        }
+
+        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();
+            var extLogic = ServiceProviderLoader.GetBusinessLogicExtensions();
+            if (ext == null || extLogic == null)
+            {
+                throw new ArgumentNullException("Отсутствуют компоненты для загрузки зависимостей по модулям");
+            }
+            // регистрируем зависимости
+            ext.RegisterServices();
+            extLogic.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>();
+    }
+}

Pizzeria/PizzeriaContracts/DI/IBusinessLogicExtension.cs

@@ -0,0 +1,9 @@
+namespace PizzeriaContracts.DI
+{
+    public interface IBusinessLogicExtension
+    {
+        public int Priority { get; }
+
+        public void RegisterServices();
+    }
+}

Pizzeria/PizzeriaContracts/DI/IDependencyContainer.cs

@@ -0,0 +1,35 @@
+using Microsoft.Extensions.Logging;
+
+namespace PizzeriaContracts.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>();
+    }
+}

Pizzeria/PizzeriaContracts/DI/IImplementationExtension.cs

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

Pizzeria/PizzeriaContracts/DI/ServiceDependencyContainer.cs

@@ -0,0 +1,57 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+
+namespace PizzeriaContracts.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>()!;
+        }
+    }
+}

Pizzeria/PizzeriaContracts/DI/ServiceProviderLoader.cs

@@ -0,0 +1,94 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.DI
+{
+    public class ServiceProviderLoader
+    {
+        /// <summary>
+        /// Загрузка всех классов-реализаций IImplementationExtension
+        /// </summary>
+        /// <returns></returns>
+        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;
+        }
+
+        public static IBusinessLogicExtension? GetBusinessLogicExtensions()
+        {
+            IBusinessLogicExtension? source = null;
+            var files = Directory.GetFiles(TryGetBusinessLogicExtensionsFolder(), "*.dll", SearchOption.AllDirectories);
+            foreach (var file in files.Distinct())
+            {
+                Assembly asm = Assembly.LoadFrom(file);
+                foreach (var t in asm.GetExportedTypes())
+                {
+                    if (t.IsClass && typeof(IBusinessLogicExtension).IsAssignableFrom(t))
+                    {
+                        if (source == null)
+                        {
+                            source = (IBusinessLogicExtension)Activator.CreateInstance(t)!;
+                        }
+                        else
+                        {
+                            var newSource = (IBusinessLogicExtension)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";
+        }
+
+        private static string TryGetBusinessLogicExtensionsFolder()
+        {
+            var directory = new DirectoryInfo(Directory.GetCurrentDirectory());
+            while (directory != null && !directory.GetDirectories("BusinessLogicExtensions", SearchOption.AllDirectories).Any(x => x.Name == "BusinessLogicExtensions"))
+            {
+                directory = directory.Parent;
+            }
+            return $"{directory?.FullName}\\BusinessLogicExtensions";
+        }
+    }
+}

Pizzeria/PizzeriaContracts/DI/UnityDependencyContainer.cs

@@ -0,0 +1,50 @@
+using Microsoft.Extensions.Logging;
+using Unity;
+using Unity.Microsoft.Logging;
+
+namespace PizzeriaContracts.DI
+{
+    public class UnityDependencyContainer : IDependencyContainer
+    {
+        private readonly UnityContainer _container;
+
+        public UnityDependencyContainer()
+        {
+            _container = new UnityContainer();
+        }
+
+        public void AddLogging(Action<ILoggingBuilder> configure)
+        {
+            _container.AddExtension(new LoggingExtension(LoggerFactory.Create(configure)));
+        }
+
+        public void RegisterType<T, U>(bool isSingle) where U : class, T where T : class
+        {
+            if (isSingle)
+            {
+                _container.RegisterSingleton<T, U>();
+            }
+            else
+            {
+                _container.RegisterType<T, U>();
+            }
+        }
+
+        public void RegisterType<T>(bool isSingle) where T : class
+        {
+            if (isSingle)
+            {
+                _container.RegisterSingleton<T>();
+            }
+            else
+            {
+                _container.RegisterType<T>();
+            }
+        }
+
+        public T Resolve<T>()
+        {
+            return _container.Resolve<T>();
+        }
+    }
+}

Pizzeria/PizzeriaContracts/PizzeriaContracts.csproj

@@ -6,6 +6,11 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
+    <PackageReference Include="Unity.Microsoft.Logging" Version="5.11.1" />
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\PizzeriaDataModels\PizzeriaDataModels.csproj" />
   </ItemGroup>

Pizzeria/PizzeriaContracts/SearchModels/ImplementerSearchModel.cs

@@ -0,0 +1,9 @@
+namespace PizzeriaContracts.SearchModels
+{
+    public class ImplementerSearchModel
+    {
+        public int? Id { get; set; }
+        public string? ImplementerFIO { get; set; }
+        public string? Password { get; set; }
+    }
+}

Pizzeria/PizzeriaContracts/SearchModels/MessageInfoSearchModel.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.SearchModels
+{
+    public class MessageInfoSearchModel
+    {
+        public int? ClientId { get; set; }
+        public string? MessageId { get; set; }
+        public int? PageLength { get; set; }
+        public int? PageIndex { get; set; }
+    }
+}

Pizzeria/PizzeriaContracts/SearchModels/OrderSearchModel.cs

@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using PizzeriaDataModels.Enums;
 
 namespace PizzeriaContracts.SearchModels
 {
@@ -10,6 +6,8 @@ namespace PizzeriaContracts.SearchModels
     {
         public int? Id { get; set; }
         public int? ClientId { get; set; }
+        public OrderStatus? Status { get; set; }
+        public int? ImplementerId { get; set; }
         public DateTime? DateFrom { get; set; }
         public DateTime? DateTo { get; set; }
     }

Pizzeria/PizzeriaContracts/StoragesContracts/IBackUpInfo.cs

@@ -0,0 +1,9 @@
+namespace PizzeriaContracts.StoragesContracts
+{
+    public interface IBackUpInfo
+    {
+        List<T>? GetList<T>() where T : class, new();
+
+        Type? GetTypeByModelInterface(string modelInterfaceName);
+    }
+}

Pizzeria/PizzeriaContracts/StoragesContracts/IImplementerStorage.cs

@@ -0,0 +1,16 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.ViewModels;
+
+namespace PizzeriaContracts.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);
+    }
+}

Pizzeria/PizzeriaContracts/StoragesContracts/IMessageInfoStorage.cs

@@ -0,0 +1,20 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.StoragesContracts
+{
+    public interface IMessageInfoStorage
+    {
+        List<MessageInfoViewModel> GetFullList();
+        List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model);
+        MessageInfoViewModel? GetElement(MessageInfoSearchModel model);
+        MessageInfoViewModel? Insert(MessageInfoBindingModel model);
+        MessageInfoViewModel? Update(MessageInfoBindingModel model);
+    }
+}

Pizzeria/PizzeriaContracts/ViewModels/ClientViewModel.cs

@@ -1,16 +1,18 @@
-using PizzeriaDataModels.Models;
+using PizzeriaContracts.Attributes;
+using PizzeriaDataModels.Models;
 using System.ComponentModel;
 
 namespace PizzeriaContracts.ViewModels
 {
     public class ClientViewModel : IClientModel
     {
+        [Column(visible: false)]
         public int Id { get; set; }
-        [DisplayName("ФИО клиента")]
+        [Column(title: "ФИО клиента", width: 150)]
         public string ClientFIO { get; set; } = string.Empty;
-        [DisplayName("Логин (эл. почта)")]
+        [Column(title: "Логин (эл. почта)", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
         public string Email { get; set; } = string.Empty;
-        [DisplayName("Пароль")]
+        [Column(title: "Пароль", width: 150)]
         public string Password { get; set; } = string.Empty;
     }
 }

Pizzeria/PizzeriaContracts/ViewModels/ComponentViewModel.cs

@@ -1,4 +1,5 @@
-using PizzeriaDataModels.Models;
+using PizzeriaContracts.Attributes;
+using PizzeriaDataModels.Models;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
@@ -10,12 +11,13 @@ namespace PizzeriaContracts.ViewModels
 {
     public class ComponentViewModel : IComponentModel
     {
+        [Column(visible: false)]
         public int Id { get; set; }
 
-        [DisplayName("Название ингредиента")]
+        [Column(title: "Название ингридиента", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
         public string ComponentName { get; set; } = string.Empty;
 
-        [DisplayName("Цена")]
+        [Column(title: "Цена", width: 150)]
         public double Cost { get; set; }
     }
 }

Pizzeria/PizzeriaContracts/ViewModels/ImplementerViewModel.cs

@@ -0,0 +1,29 @@
+using PizzeriaContracts.Attributes;
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaContracts.ViewModels
+{
+    public class ImplementerViewModel : IImplementerModel
+    {
+        [Column(visible: false)]
+        public int Id { get; set; }
+
+        [Column(title: "ФИО исполнителя", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
+        public string ImplementerFIO { get; set; } = string.Empty;
+
+        [Column(title: "Пароль", width: 100)]
+        public string Password { get; set; } = string.Empty;
+
+        [Column(title: "Стаж работы", width: 60)]
+        public int WorkExperience { get; set; }
+
+        [Column(title: "Квалификация", width: 60)]
+        public int Qualification { get; set; }
+    }
+}

Pizzeria/PizzeriaContracts/ViewModels/MessageInfoViewModel.cs

@@ -0,0 +1,38 @@
+using PizzeriaContracts.Attributes;
+using PizzeriaDataModels.Models;
+
+namespace PizzeriaContracts.ViewModels
+{
+	public class MessageInfoViewModel : IMessageInfoModel
+	{
+        [Column(visible: false)]
+        public int Id { get; set; }
+
+        [Column(visible: false)]
+        public string MessageId { get; set; } = string.Empty;
+
+        [Column(visible: false)]
+        public int? ClientId { get; set; }
+
+        [Column(title: "Отправитель", width: 150)]
+        public string SenderName { get; set; } = string.Empty;
+
+        [Column(title: "Дата письма", width: 120)]
+        public DateTime DateDelivery { get; set; }
+
+        [Column(title: "Заголовок", width: 120)]
+        public string Subject { get; set; } = string.Empty;
+
+        [Column(title: "Текст", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
+        public string Body { get; set; } = string.Empty;
+
+        [Column("Прочитанно", width: 120)]
+        public bool IsReaded { get; set; }
+
+        public string? ReplyMessageId { get; set; }
+
+        public IMessageInfoModel? Reply { get; set; }
+
+        public bool IsReply { get; set; }
+    }
+}

Pizzeria/PizzeriaContracts/ViewModels/OrderViewModel.cs

@@ -1,4 +1,5 @@
-using PizzeriaDataModels.Enums;
+using PizzeriaContracts.Attributes;
+using PizzeriaDataModels.Enums;
 using PizzeriaDataModels.Models;
 using System;
 using System.Collections.Generic;
@@ -11,32 +12,43 @@ namespace PizzeriaContracts.ViewModels
 {
     public class OrderViewModel : IOrderModel
     {
-        [DisplayName("Номер")]
+        [Column(title: "Номер", width: 90)]
         public int Id { get; set; }
 
+        [Column(visible: false)]
         public int ClientId { get; set; }
 
-        [DisplayName("ФИО клиента")]
+        [Column(title: "Имя клиента", width: 190)]
         public string ClientFIO { get; set; } = string.Empty;
 
+        [Column(visible: false)]
+        public string ClientEmail { get; set; } = string.Empty;
+
+        [Column(visible: false)]
+        public int? ImplementerId { get; set; }
+
+        [Column(title: "Исполнитель", width: 150)]
+        public string? ImplementerFIO { get; set; } = null;
+
+        [Column(visible: false)]
         public int PizzaId { get; set; }
 
-        [DisplayName("Пицца")]
+        [Column(title: "Пицца", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
         public string PizzaName { get; set; } = string.Empty;
 
-        [DisplayName("Количество")]
+        [Column(title: "Количество", width: 100)]
         public int Count { get; set; }
 
-        [DisplayName("Сумма")]
+        [Column(title: "Сумма", width: 120)]
         public double Sum { get; set; }
 
-        [DisplayName("Статус")]
+        [Column(title: "Статус", width: 70)]
         public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
 
-        [DisplayName("Дата создания")]
+        [Column(title: "Дата создания", width: 120)]
         public DateTime DateCreate { get; set; } = DateTime.Now;
 
-        [DisplayName("Дата выполнения")]
+        [Column(title: "Дата выполнения", width: 120)]
         public DateTime? DateImplement { get; set; }
     }
 }

Pizzeria/PizzeriaContracts/ViewModels/PizzaViewModel.cs

@@ -1,4 +1,5 @@
-using PizzeriaDataModels.Models;
+using PizzeriaContracts.Attributes;
+using PizzeriaDataModels.Models;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
@@ -10,14 +11,16 @@ namespace PizzeriaContracts.ViewModels
 {
     public class PizzaViewModel : IPizzaModel
     {
+        [Column(visible: false)]
         public int Id { get; set; }
 
-        [DisplayName("Название пиццы")]
+        [Column(title: "Название пиццы", gridViewAutoSize: GridViewAutoSize.Fill, isUseAutoSize: true)]
         public string PizzaName { get; set; } = string.Empty;
 
-        [DisplayName("Цена")]
+        [Column(title: "Цена", width: 70)]
         public double Price { get; set; }
 
+        [Column(visible: false)]
         public Dictionary<int, (IComponentModel, int)> PizzaComponents { get; set; } = new();
     }
 }

Pizzeria/PizzeriaContracts/ViewModels/ShopViewModel.cs

@@ -1,4 +1,5 @@
-using PizzeriaDataModels.Models;
+using PizzeriaContracts.Attributes;
+using PizzeriaDataModels.Models;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
@@ -8,17 +9,25 @@ using System.Threading.Tasks;
 
 namespace PizzeriaContracts.ViewModels
 {
+
     public class ShopViewModel : IShopModel
     {
+        [Column(visible: false)]
         public int Id { get; set; }
-        [DisplayName("Название")]
+
+        [Column(title: "Магазин", width: 200)]
         public string ShopName { get; set; } = string.Empty;
-        [DisplayName("Адрес")]
+
+        [Column(title: "Адрес", width: 100)]
         public string Adress { get; set; } = string.Empty;
-        [DisplayName("Дата открытия")]
+
+        [Column(title: "Дата открытия", width: 100, format: "d")]
         public DateTime OpeningDate { get; set; }
+
+        [Column(visible: false)]
         public Dictionary<int, (IPizzaModel, int)> ShopPizzas { get; set; } = new();
-        [DisplayName("Вместимость")]
+
+        [Column(title: "Вместимость", width: 100)]
         public int PizzaMaxCount { get; set; }
     }
 }

Pizzeria/PizzeriaDataModels/Enums/OrderStatus.cs

@@ -12,6 +12,7 @@ namespace PizzeriaDataModels.Enums
         Принят = 0,
         Выполняется = 1,
         Готов = 2,
-        Выдан = 3
+        Ожидает = 3,
+        Выдан = 4
     }
 }

Pizzeria/PizzeriaDataModels/Models/IImplementerModel.cs

@@ -0,0 +1,13 @@
+namespace PizzeriaDataModels.Models
+{
+    public interface IImplementerModel : IId
+    {
+        string ImplementerFIO { get; }
+
+        string Password { get; }
+
+        int WorkExperience { get; }
+
+        int Qualification { get; }
+    }
+}

Pizzeria/PizzeriaDataModels/Models/IMessageInfoModel.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaDataModels.Models
+{
+	public interface IMessageInfoModel : IId
+    {
+		string MessageId { get; }
+		int? ClientId { get; }
+		string SenderName { get; }
+		DateTime DateDelivery { get; }
+		string Subject { get; }
+		string Body { get; }
+        bool IsReaded { get; }
+        string? ReplyMessageId { get; }
+        bool IsReply { get; }
+    }
+}

Pizzeria/PizzeriaDataModels/Models/IOrderModel.cs

@@ -11,6 +11,7 @@ namespace PizzeriaDataModels.Models
     {
         int PizzaId { get; }
         int ClientId { get; }
+        int? ImplementerId { get; }
         int Count { get; }
         double Sum { get; }
         OrderStatus Status { get; }

Pizzeria/PizzeriaDatabaseImplement/ImplementationExtension.cs

@@ -0,0 +1,24 @@
+using PizzeriaContracts.DI;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaDatabaseImplement.Implements;
+
+namespace PizzeriaDatabaseImplement
+{
+    public class ImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 3;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<IComponentStorage, ComponentStorage>();
+            DependencyManager.Instance.RegisterType<IImplementerStorage, ImplementerStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IShopStorage, ShopStorage>();
+
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPizzaStorage, PizzaStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Implements/BackUpInfo.cs

@@ -0,0 +1,27 @@
+using PizzeriaContracts.StoragesContracts;
+
+namespace PizzeriaDatabaseImplement.Implements
+{
+    public class BackUpInfo : IBackUpInfo
+    {
+        public List<T>? GetList<T>() where T : class, new()
+        {
+            using var context = new PizzeriaDatabase();
+            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;
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Implements/ClientStorage.cs

@@ -6,74 +6,73 @@ using PizzeriaDatabaseImplement.Models;
 
 namespace PizzeriaDatabaseImplement.Implements
 {
-    public class ClientStorage : IClientStorage
-    {
-        public List<ClientViewModel> GetFullList()
-        {
-            using var context = new PizzeriaDatabase();
-            return context.Clients.Select(x => x.GetViewModel).ToList();
-        }
+	public class ClientStorage : IClientStorage
+	{
+		public List<ClientViewModel> GetFullList()
+		{
+			using var context = new PizzeriaDatabase();
+			return context.Clients.Select(x => x.GetViewModel).ToList();
+		}
 
-        public List<ClientViewModel> GetFilteredList(ClientSearchModel model)
-        {
-            if (string.IsNullOrEmpty(model.ClientFIO))
-            {
-                return new();
-            }
-            using var context = new PizzeriaDatabase();
-            return context.Clients.Where(x => x.ClientFIO.Contains(model.ClientFIO)).Select(x => x.GetViewModel).ToList();
-        }
+		public List<ClientViewModel> GetFilteredList(ClientSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ClientFIO))
+			{
+				return new();
+			}
+			using var context = new PizzeriaDatabase();
+			return context.Clients.Where(x => x.ClientFIO.Contains(model.ClientFIO)).Select(x => x.GetViewModel).ToList();
+		}
 
-        public ClientViewModel? GetElement(ClientSearchModel model)
-        {
-            if (string.IsNullOrEmpty(model.Email) && string.IsNullOrEmpty(model.Password) && !model.Id.HasValue)
-            {
-                return null;
-            }
-            using var context = new PizzeriaDatabase();
-            return context.Clients.FirstOrDefault(x =>
-            (!string.IsNullOrEmpty(model.Email) && x.Email == model.Email && !string.IsNullOrEmpty(model.Password) && x.Password == model.Password) ||
-            (model.Id.HasValue && x.Id == model.Id))
-                ?.GetViewModel;
-        }
+		public ClientViewModel? GetElement(ClientSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.Email) && string.IsNullOrEmpty(model.Password) && !model.Id.HasValue)
+			{
+				return null;
+			}
+			using var context = new PizzeriaDatabase();
+			return context.Clients.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id) ||
+				 (!string.IsNullOrEmpty(model.ClientFIO) && x.ClientFIO == model.ClientFIO) ||
+				 (!string.IsNullOrEmpty(model.Email) && x.Email == model.Email && (string.IsNullOrEmpty(model.Password) || x.Password == model.Password)))?.GetViewModel;
+		}
 
-        public ClientViewModel? Insert(ClientBindingModel model)
-        {
-            var newComponent = Client.Create(model);
-            if (newComponent == null)
-            {
-                return null;
-            }
-            using var context = new PizzeriaDatabase();
-            context.Clients.Add(newComponent);
-            context.SaveChanges();
-            return newComponent.GetViewModel;
-        }
+		public ClientViewModel? Insert(ClientBindingModel model)
+		{
+			var newComponent = Client.Create(model);
+			if (newComponent == null)
+			{
+				return null;
+			}
+			using var context = new PizzeriaDatabase();
+			context.Clients.Add(newComponent);
+			context.SaveChanges();
+			return newComponent.GetViewModel;
+		}
 
-        public ClientViewModel? Update(ClientBindingModel model)
-        {
-            using var context = new PizzeriaDatabase();
-            var component = context.Clients.FirstOrDefault(x => x.Id == model.Id);
-            if (component == null)
-            {
-                return null;
-            }
-            component.Update(model);
-            context.SaveChanges();
-            return component.GetViewModel;
-        }
+		public ClientViewModel? Update(ClientBindingModel model)
+		{
+			using var context = new PizzeriaDatabase();
+			var component = context.Clients.FirstOrDefault(x => x.Id == model.Id);
+			if (component == null)
+			{
+				return null;
+			}
+			component.Update(model);
+			context.SaveChanges();
+			return component.GetViewModel;
+		}
 
-        public ClientViewModel? Delete(ClientBindingModel model)
-        {
-            using var context = new PizzeriaDatabase();
-            var element = context.Clients.FirstOrDefault(rec => rec.Id == model.Id);
-            if (element != null)
-            {
-                context.Clients.Remove(element);
-                context.SaveChanges();
-                return element.GetViewModel;
-            }
-            return null;
-        }
-    }
+		public ClientViewModel? Delete(ClientBindingModel model)
+		{
+			using var context = new PizzeriaDatabase();
+			var element = context.Clients.FirstOrDefault(rec => rec.Id == model.Id);
+			if (element != null)
+			{
+				context.Clients.Remove(element);
+				context.SaveChanges();
+				return element.GetViewModel;
+			}
+			return null;
+		}
+	}
 }

Pizzeria/PizzeriaDatabaseImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,79 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDatabaseImplement.Models;
+
+namespace PizzeriaDatabaseImplement.Implements
+{
+    public class ImplementerStorage : IImplementerStorage
+    {
+        public List<ImplementerViewModel> GetFullList()
+        {
+            using var context = new PizzeriaDatabase();
+            return context.Implementers.Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ImplementerFIO))
+            {
+                return new();
+            }
+            using var context = new PizzeriaDatabase();
+            return context.Implementers.Where(x => x.ImplementerFIO.Contains(model.ImplementerFIO)).Select(x => x.GetViewModel).ToList();
+        }
+
+        public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ImplementerFIO) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new PizzeriaDatabase();
+            return context.Implementers.FirstOrDefault(x =>
+                (!string.IsNullOrEmpty(model.ImplementerFIO) && x.ImplementerFIO == model.ImplementerFIO && (!string.IsNullOrEmpty(model.Password) ? x.Password == model.Password : true)) ||
+                (model.Id.HasValue && x.Id == model.Id))
+                ?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Insert(ImplementerBindingModel model)
+        {
+            var newImplementer = Implementer.Create(model);
+            if (newImplementer == null)
+            {
+                return null;
+            }
+            using var context = new PizzeriaDatabase();
+            context.Implementers.Add(newImplementer);
+            context.SaveChanges();
+            return newImplementer.GetViewModel;
+        }
+
+        public ImplementerViewModel? Update(ImplementerBindingModel model)
+        {
+            using var context = new PizzeriaDatabase();
+            var implementer = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (implementer == null)
+            {
+                return null;
+            }
+            implementer.Update(model);
+            context.SaveChanges();
+            return implementer.GetViewModel;
+        }
+
+        public ImplementerViewModel? Delete(ImplementerBindingModel model)
+        {
+            using var context = new PizzeriaDatabase();
+            var implementer = context.Implementers.FirstOrDefault(rec => rec.Id == model.Id);
+            if (implementer != null)
+            {
+                context.Implementers.Remove(implementer);
+                context.SaveChanges();
+                return implementer.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,82 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaDatabaseImplement.Implements
+{
+    public class MessageInfoStorage : IMessageInfoStorage
+    {
+        public List<MessageInfoViewModel> GetFullList()
+        {
+            using var context = new PizzeriaDatabase();
+            return context.MessageInfos.Select(x => x.GetViewModel).ToList();
+        }
+        public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+        {
+            if (!model.ClientId.HasValue && !model.PageLength.HasValue && !model.PageIndex.HasValue)
+            {
+                return new();
+            }
+            using var context = new PizzeriaDatabase();
+            IEnumerable<MessageInfo> request = context.MessageInfos.Where(x => !x.IsReply);
+            if (model.ClientId.HasValue)
+                request = request.Where(x => x.ClientId.HasValue && x.ClientId == model.ClientId);
+            if (model.PageLength.HasValue)
+            {
+                int skipRows = model.PageIndex.HasValue ? (model.PageIndex.Value - 1) * model.PageLength.Value : 0;
+                request = request.Skip(skipRows).Take(model.PageLength.Value);
+            }
+
+            return request.Select(x => x.GetViewModel).ToList();
+        }
+
+        public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.MessageId))
+            {
+                return new();
+            }
+            using var context = new PizzeriaDatabase();
+            return context.MessageInfos.FirstOrDefault(x => x.MessageId == model.MessageId)?.GetViewModel;
+        }
+        public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+        {
+            var newMessage = MessageInfo.Create(model);
+            if (newMessage == null)
+            {
+                return null;
+            }
+            using var context = new PizzeriaDatabase();
+            try
+            {
+                context.MessageInfos.Add(newMessage);
+                context.SaveChanges();
+                return newMessage.GetViewModel;
+            }
+            catch (Exception ex)
+            {
+                return null;
+            }
+        }
+
+        public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+        {
+            using var context = new PizzeriaDatabase();
+            var message = context.MessageInfos.FirstOrDefault(x => x.MessageId == model.MessageId);
+            if (message == null)
+            {
+                return null;
+            }
+            message.Update(context, model);
+            context.SaveChanges();
+            return message.GetViewModel;
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Implements/OrderStorage.cs

@@ -12,31 +12,34 @@ namespace PizzeriaDatabaseImplement.Implements
         public List<OrderViewModel> GetFullList()
         {
             using var context = new PizzeriaDatabase();
-            return context.Orders.Include(x => x.Pizza).Include(x => x.Client).Select(x => x.GetViewModel).ToList();
+            return context.Orders.Include(x => x.Pizza).Include(x => x.Client).Include(y => y.Implementer).Select(x => x.GetViewModel).ToList();
         }
 
         public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
         {
             using var context = new PizzeriaDatabase();
-            if (model.DateFrom.HasValue)
+            if ((!model.DateFrom.HasValue || !model.DateTo.HasValue) && !model.ClientId.HasValue && !model.Status.HasValue)
             {
-                return context.Orders.Include(x => x.Pizza).Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo).Select(x => x.GetViewModel).ToList();
+                return new();
             }
-            if (model.ClientId.HasValue)
-            {
-                return context.Orders.Include(x => x.Pizza).Where(x => x.ClientId == model.ClientId).Select(x => x.GetViewModel).ToList();
-            }
-            return context.Orders.Include(x => x.Pizza).Where(x => x.Id == model.Id).Select(x => x.GetViewModel).ToList();
+            return context.Orders.Include(x => x.Pizza).Include(x => x.Client).Include(x => x.Implementer).Where(x =>
+                 (model.DateFrom.HasValue && model.DateTo.HasValue && x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo) ||
+                 (model.ClientId.HasValue && x.ClientId == model.ClientId) ||
+                 (model.Status.HasValue && x.Status == model.Status))
+                 .Select(x => x.GetViewModel).ToList();
         }
 
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
-            if (!model.Id.HasValue)
+            if (!model.Id.HasValue && (!model.ImplementerId.HasValue || !model.Status.HasValue))
             {
                 return new();
             }
             using var context = new PizzeriaDatabase();
-            return context.Orders.Include(x => x.Pizza).FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+            return context.Orders.Include(x => x.Pizza).Include(x => x.Client).Include(x => x.Implementer).FirstOrDefault(x =>
+                (model.Id.HasValue && x.Id == model.Id) ||
+                (model.ImplementerId.HasValue && x.ImplementerId == model.ImplementerId && x.Status == model.Status))
+                ?.GetViewModel;
         }
 
         public OrderViewModel? Insert(OrderBindingModel model)
@@ -62,7 +65,7 @@ namespace PizzeriaDatabaseImplement.Implements
             {
                 return null;
             }
-            order.Update(model);
+            order.Update(context, model);
             context.SaveChanges();
             return order.GetViewModel;
         }

Pizzeria/PizzeriaDatabaseImplement/Migrations/20240328173346_implementors.Designer.cs

@@ -0,0 +1,257 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using PizzeriaDatabaseImplement;
+
+#nullable disable
+
+namespace PizzeriaDatabaseImplement.Migrations
+{
+    [DbContext(typeof(PizzeriaDatabase))]
+    [Migration("20240328173346_implementors")]
+    partial class implementors
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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("PizzeriaDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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("PizzeriaDatabaseImplement.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>("PizzaId")
+                        .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("PizzaId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Pizza", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PizzaName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Pizzas");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.PizzaComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PizzaId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("PizzaId");
+
+                    b.ToTable("PizzaComponents");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Order")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
+                        .WithMany("Orders")
+                        .HasForeignKey("PizzaId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Pizza");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.PizzaComponent", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Component", "Component")
+                        .WithMany("PizzaComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
+                        .WithMany("Components")
+                        .HasForeignKey("PizzaId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Pizza");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("PizzaComponents");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Order");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Pizza", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Migrations/20240328173346_implementors.cs

@@ -0,0 +1,67 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PizzeriaDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class implementors : 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"),
+                    ImplementerFIO = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Password = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    WorkExperience = table.Column<int>(type: "int", nullable: false),
+                    Qualification = table.Column<int>(type: "int", 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");
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Migrations/20240402121349_InitMail.Designer.cs

@@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using PizzeriaDatabaseImplement;
+
+#nullable disable
+
+namespace PizzeriaDatabaseImplement.Migrations
+{
+    [DbContext(typeof(PizzeriaDatabase))]
+    [Migration("20240402121349_InitMail")]
+    partial class InitMail
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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("PizzeriaDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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("PizzeriaDatabaseImplement.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("MessageInfos");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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>("PizzaId")
+                        .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("PizzaId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Pizza", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PizzaName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Pizzas");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.PizzaComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PizzaId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("PizzaId");
+
+                    b.ToTable("PizzaComponents");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Client", "Client")
+                        .WithMany("ClientMessages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Client", "Client")
+                        .WithMany("ClientOrders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Order")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
+                        .WithMany("Orders")
+                        .HasForeignKey("PizzaId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Pizza");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.PizzaComponent", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Component", "Component")
+                        .WithMany("PizzaComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
+                        .WithMany("Components")
+                        .HasForeignKey("PizzaId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Pizza");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("ClientMessages");
+
+                    b.Navigation("ClientOrders");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("PizzaComponents");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Order");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Pizza", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Migrations/20240402121349_InitMail.cs

@@ -0,0 +1,48 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PizzeriaDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitMail : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "MessageInfos",
+                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_MessageInfos", x => x.MessageId);
+                    table.ForeignKey(
+                        name: "FK_MessageInfos_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_MessageInfos_ClientId",
+                table: "MessageInfos",
+                column: "ClientId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "MessageInfos");
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Migrations/20240402204158_Update.Designer.cs

@@ -0,0 +1,392 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using PizzeriaDatabaseImplement;
+
+#nullable disable
+
+namespace PizzeriaDatabaseImplement.Migrations
+{
+    [DbContext(typeof(PizzeriaDatabase))]
+    [Migration("20240402204158_Update")]
+    partial class Update
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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("PizzeriaDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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("PizzeriaDatabaseImplement.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<bool>("IsReaded")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsReply")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("ReplyMessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ReplyMessageId");
+
+                    b.ToTable("MessageInfos");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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>("PizzaId")
+                        .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("PizzaId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Pizza", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("PizzaName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Pizzas");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.PizzaComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PizzaId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("PizzaId");
+
+                    b.ToTable("PizzaComponents");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Adress")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("OpeningDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("PizzaMaxCount")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ShopName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.ShopPizzas", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PizzaId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PizzaId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopPizzas");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Client", "Client")
+                        .WithMany("ClientMessages")
+                        .HasForeignKey("ClientId");
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.MessageInfo", "Reply")
+                        .WithMany()
+                        .HasForeignKey("ReplyMessageId");
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Reply");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Client", "Client")
+                        .WithMany("ClientOrders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Order")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
+                        .WithMany("Orders")
+                        .HasForeignKey("PizzaId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Pizza");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.PizzaComponent", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Component", "Component")
+                        .WithMany("PizzaComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
+                        .WithMany("Components")
+                        .HasForeignKey("PizzaId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Pizza");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.ShopPizzas", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
+                        .WithMany()
+                        .HasForeignKey("PizzaId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("Pizzas")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Pizza");
+
+                    b.Navigation("Shop");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("ClientMessages");
+
+                    b.Navigation("ClientOrders");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("PizzaComponents");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Order");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Pizza", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("Pizzas");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Migrations/20240402204158_Update.cs

@@ -0,0 +1,70 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PizzeriaDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class Update : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<bool>(
+                name: "IsReaded",
+                table: "MessageInfos",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.AddColumn<bool>(
+                name: "IsReply",
+                table: "MessageInfos",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.AddColumn<string>(
+                name: "ReplyMessageId",
+                table: "MessageInfos",
+                type: "nvarchar(450)",
+                nullable: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_MessageInfos_ReplyMessageId",
+                table: "MessageInfos",
+                column: "ReplyMessageId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_MessageInfos_MessageInfos_ReplyMessageId",
+                table: "MessageInfos",
+                column: "ReplyMessageId",
+                principalTable: "MessageInfos",
+                principalColumn: "MessageId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_MessageInfos_MessageInfos_ReplyMessageId",
+                table: "MessageInfos");
+
+            migrationBuilder.DropIndex(
+                name: "IX_MessageInfos_ReplyMessageId",
+                table: "MessageInfos");
+
+            migrationBuilder.DropColumn(
+                name: "IsReaded",
+                table: "MessageInfos");
+
+            migrationBuilder.DropColumn(
+                name: "IsReply",
+                table: "MessageInfos");
+
+            migrationBuilder.DropColumn(
+                name: "ReplyMessageId",
+                table: "MessageInfos");
+        }
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Migrations/PizzeriaDatabaseModelSnapshot.cs

@@ -67,6 +67,74 @@ namespace PizzeriaDatabaseImplement.Migrations
                     b.ToTable("Components");
                 });
 
+            modelBuilder.Entity("PizzeriaDatabaseImplement.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("PizzeriaDatabaseImplement.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<bool>("IsReaded")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsReply")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("ReplyMessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ReplyMessageId");
+
+                    b.ToTable("MessageInfos");
+                });
+
             modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Order", b =>
                 {
                     b.Property<int>("Id")
@@ -87,6 +155,9 @@ namespace PizzeriaDatabaseImplement.Migrations
                     b.Property<DateTime?>("DateImplement")
                         .HasColumnType("datetime2");
 
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
                     b.Property<int>("PizzaId")
                         .HasColumnType("int");
 
@@ -100,6 +171,8 @@ namespace PizzeriaDatabaseImplement.Migrations
 
                     b.HasIndex("ClientId");
 
+                    b.HasIndex("ImplementerId");
+
                     b.HasIndex("PizzaId");
 
                     b.ToTable("Orders");
@@ -204,14 +277,33 @@ namespace PizzeriaDatabaseImplement.Migrations
                     b.ToTable("ShopPizzas");
                 });
 
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Client", "Client")
+                        .WithMany("ClientMessages")
+                        .HasForeignKey("ClientId");
+
+                    b.HasOne("PizzeriaDatabaseImplement.Models.MessageInfo", "Reply")
+                        .WithMany()
+                        .HasForeignKey("ReplyMessageId");
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Reply");
+                });
+
             modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Order", b =>
                 {
                     b.HasOne("PizzeriaDatabaseImplement.Models.Client", "Client")
-                        .WithMany("Orders")
+                        .WithMany("ClientOrders")
                         .HasForeignKey("ClientId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
 
+                    b.HasOne("PizzeriaDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Order")
+                        .HasForeignKey("ImplementerId");
+
                     b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
                         .WithMany("Orders")
                         .HasForeignKey("PizzaId")
@@ -220,6 +312,8 @@ namespace PizzeriaDatabaseImplement.Migrations
 
                     b.Navigation("Client");
 
+                    b.Navigation("Implementer");
+
                     b.Navigation("Pizza");
                 });
 
@@ -245,7 +339,7 @@ namespace PizzeriaDatabaseImplement.Migrations
             modelBuilder.Entity("PizzeriaDatabaseImplement.Models.ShopPizzas", b =>
                 {
                     b.HasOne("PizzeriaDatabaseImplement.Models.Pizza", "Pizza")
-                        .WithMany("ShopPizzas")
+                        .WithMany()
                         .HasForeignKey("PizzaId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
@@ -263,7 +357,9 @@ namespace PizzeriaDatabaseImplement.Migrations
 
             modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Client", b =>
                 {
-                    b.Navigation("Orders");
+                    b.Navigation("ClientMessages");
+
+                    b.Navigation("ClientOrders");
                 });
 
             modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Component", b =>
@@ -271,6 +367,11 @@ namespace PizzeriaDatabaseImplement.Migrations
                     b.Navigation("PizzaComponents");
                 });
 
+            modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Order");
+                });
+
             modelBuilder.Entity("PizzeriaDatabaseImplement.Models.Pizza", b =>
                 {
                     b.Navigation("Components");

Pizzeria/PizzeriaDatabaseImplement/Models/Client.cs

@@ -6,24 +6,35 @@ 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 PizzeriaDatabaseImplement.Models
 {
-	public class Client : IClientModel
+    [DataContract]
+    public class Client : IClientModel
 	{
-		public int Id { get; private set; }
+        [DataMember]
+        public int Id { get; private set; }
 
-		[Required]
+        [DataMember]
+        [Required]
 		public string ClientFIO { get; set; } = string.Empty;
-		[Required]
+
+        [DataMember]
+        [Required]
 		public string Email { get; set; } = string.Empty;
-		[Required]
+
+        [DataMember]
+        [Required]
 		public string Password { get; set; } = string.Empty;
 
 		[ForeignKey("ClientId")]
-		public virtual List<Order> Orders { get; set; } = new();
+		public virtual List<Order> ClientOrders { get; set; } = new();
+
+		[ForeignKey("ClientId")]
+		public virtual List<MessageInfo> ClientMessages { get; set; } = new();
 
 		public static Client? Create(ClientBindingModel model)
 		{

Pizzeria/PizzeriaDatabaseImplement/Models/Component.cs

@@ -3,16 +3,24 @@ using PizzeriaContracts.ViewModels;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.ComponentModel.DataAnnotations;
 using PizzeriaDataModels.Models;
+using System.Runtime.Serialization;
 
 namespace PizzeriaDatabaseImplement.Models
 {
+    [DataContract]
     public class Component : IComponentModel
     {
+        [DataMember]
         public int Id { get; private set; }
+
+        [DataMember]
         [Required]
         public string ComponentName { get; private set; } = string.Empty;
+
+        [DataMember]
         [Required]
         public double Cost { get; set; }
+
         [ForeignKey("ComponentId")]
         public virtual List<PizzaComponent> PizzaComponents { get; set; } = new();
 

Pizzeria/PizzeriaDatabaseImplement/Models/Implementer.cs

@@ -0,0 +1,72 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Runtime.Serialization;
+
+namespace PizzeriaDatabaseImplement.Models
+{
+    [DataContract]
+    public class Implementer : IImplementerModel
+    {
+        [DataMember]
+        public int Id { get; set; }
+
+        [DataMember]
+        [Required]
+        public string ImplementerFIO { get; set; } = string.Empty;
+
+        [DataMember]
+        [Required]
+        public string Password { get; set; } = string.Empty;
+
+        [DataMember]
+        [Required]
+        public int WorkExperience { get; set; }
+
+        [DataMember]
+        [Required]
+        public int Qualification { get; set; }
+
+        [ForeignKey("ImplementerId")]
+        public virtual List<Order> Order { get; set; } = new();
+
+        public static Implementer? Create(ImplementerBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Implementer()
+            {
+                Id = model.Id,
+                ImplementerFIO = model.ImplementerFIO,
+                Password = model.Password,
+                WorkExperience = model.WorkExperience,
+                Qualification = model.Qualification
+            };
+        }
+
+        public void Update(ImplementerBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ImplementerFIO = model.ImplementerFIO;
+            Password = model.Password;
+            WorkExperience = model.WorkExperience;
+            Qualification = model.Qualification;
+        }
+
+        public ImplementerViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ImplementerFIO = ImplementerFIO,
+            Password = Password,
+            WorkExperience = WorkExperience,
+            Qualification = Qualification
+        };
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Models/MessageInfo.cs

@@ -0,0 +1,105 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Runtime.Serialization;
+
+namespace PizzeriaDatabaseImplement.Models
+{
+	public class MessageInfo : IMessageInfoModel
+	{
+        [NotMapped]
+        public int Id { get; private set; }
+
+        [DataMember]
+        [Key]
+		[DatabaseGenerated(DatabaseGeneratedOption.None)]
+		public string MessageId { get; set; } = string.Empty;
+
+        [DataMember]
+        public int? ClientId { get; set; }
+
+        public virtual Client? Client { get; set; }
+
+        [DataMember]
+        [Required]
+		public string SenderName { get; set; } = string.Empty;
+
+        [DataMember]
+        [Required]
+		public DateTime DateDelivery { get; set; }
+
+        [DataMember]
+        [Required]
+		public string Subject { get; set; } = string.Empty;
+
+        [DataMember]
+        [Required]
+		public string Body { get; set; } = string.Empty;
+
+        [Required]
+        public bool IsReaded { get; set; }
+
+        public string? ReplyMessageId { get; set; }
+
+        [ForeignKey("ReplyMessageId")]
+        public virtual MessageInfo? Reply { get; set; }
+
+        [Required]
+        public bool IsReply { get; set; }
+
+        public static MessageInfo? Create(MessageInfoBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                MessageId = model.MessageId,
+                ClientId = model.ClientId,
+                SenderName = model.SenderName,
+                DateDelivery = model.DateDelivery,
+                Subject = model.Subject,
+                Body = model.Body,
+                IsReaded = model.IsReaded,
+                ReplyMessageId = model.ReplyMessageId,
+                IsReply = model.IsReply
+            };
+        }
+
+        public void Update(PizzeriaDatabase context, MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            IsReaded = model.IsReaded;
+            ReplyMessageId = model.ReplyMessageId;
+            if (!string.IsNullOrEmpty(ReplyMessageId))
+            {
+                Reply = context.MessageInfos.First(x => x.MessageId == ReplyMessageId);
+            }
+        }
+
+        public MessageInfoViewModel GetViewModel => new()
+        {
+            MessageId = MessageId,
+            ClientId = ClientId,
+            SenderName = SenderName,
+            DateDelivery = DateDelivery,
+            Subject = Subject,
+            Body = Body,
+            IsReaded = IsReaded,
+            ReplyMessageId = ReplyMessageId,
+            Reply = Reply,
+            IsReply = IsReply
+        };
+    }
+}

Pizzeria/PizzeriaDatabaseImplement/Models/Order.cs

@@ -3,35 +3,50 @@ using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Enums;
 using PizzeriaDataModels.Models;
 using System.ComponentModel.DataAnnotations;
+using System.Runtime.Serialization;
 
 namespace PizzeriaDatabaseImplement.Models
 {
+    [DataContract]
     public class Order : IOrderModel
     {
+        [DataMember]
         public int Id { get; private set; }
 
+        [DataMember]
         [Required]
         public int ClientId { get; private set; }
 
         public virtual Client Client { get; private set; } = new();
 
+        [DataMember]
         [Required]
         public int PizzaId { get; private set; }
 
         public virtual Pizza Pizza { get; set; } = new();
 
+        [DataMember]
+        public int? ImplementerId { get; private set; }
+
+        public virtual Implementer? Implementer { get; set; } = new();
+
+        [DataMember]
         [Required]
         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 static Order Create(PizzeriaDatabase context, OrderBindingModel model)
@@ -43,6 +58,8 @@ namespace PizzeriaDatabaseImplement.Models
                 Client = context.Clients.First(x => x.Id == model.ClientId),
                 PizzaId = model.PizzaId,
                 Pizza = context.Pizzas.First(x => x.Id == model.PizzaId),
+                ImplementerId = model.ImplementerId,
+                Implementer = model.ImplementerId.HasValue ? context.Implementers.First(x => x.Id == model.ImplementerId) : null,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -51,7 +68,7 @@ namespace PizzeriaDatabaseImplement.Models
             };
         }
 
-        public void Update(OrderBindingModel? model)
+        public void Update(PizzeriaDatabase context, OrderBindingModel? model)
         {
             if (model == null)
             {
@@ -59,6 +76,8 @@ namespace PizzeriaDatabaseImplement.Models
             }
             Status = model.Status;
             DateImplement = model.DateImplement;
+            ImplementerId = model.ImplementerId;
+            Implementer = model.ImplementerId.HasValue ? context.Implementers.First(x => x.Id == model.ImplementerId) : null;
         }
 
         public OrderViewModel GetViewModel => new()
@@ -66,8 +85,11 @@ namespace PizzeriaDatabaseImplement.Models
             Id = Id,
             ClientId = ClientId,
             ClientFIO = Client.ClientFIO,
+            ClientEmail = Client.Email,
             PizzaId = PizzaId,
             PizzaName = Pizza.PizzaName,
+            ImplementerId = ImplementerId,
+            ImplementerFIO = Implementer != null ? Implementer.ImplementerFIO : null,
             Count = Count,
             Sum = Sum,
             Status = Status,

Pizzeria/PizzeriaDatabaseImplement/Models/Pizza.cs

@@ -3,18 +3,27 @@ using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Models;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.ComponentModel.DataAnnotations;
+using System.Runtime.Serialization;
 
 namespace PizzeriaDatabaseImplement.Models
 {
+    [DataContract]
     public class Pizza : IPizzaModel
     {
+        [DataMember]
         public int Id { get; set; }
+
+        [DataMember]
         [Required]
         public string PizzaName { get; set; } = string.Empty;
+
+        [DataMember]
         [Required]
         public double Price { get; set; }
 
         private Dictionary<int, (IComponentModel, int)>? _pizzaComponents = null;
+
+        [DataMember]
         [NotMapped]
         public Dictionary<int, (IComponentModel, int)> PizzaComponents
         {

Pizzeria/PizzeriaDatabaseImplement/Models/Shop.cs

@@ -1,19 +1,32 @@
 using PizzeriaContracts.BindingModels;
 using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Models;
+using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
+using System.Runtime.Serialization;
 
 namespace PizzeriaDatabaseImplement.Models
 {
+    [DataContract]
     public class Shop : IShopModel
     {
+        [DataMember]
         public int Id { get; set; }
+
+        [DataMember]
+        [Required]
         public string ShopName { get; set; } = string.Empty;
 
+        [DataMember]
+        [Required]
         public string Adress { get; set; } = string.Empty;
 
+        [DataMember]
+        [Required]
         public DateTime OpeningDate { get; set; }
 
+        [DataMember]
+        [Required]
         public int PizzaMaxCount { get; set; }
 
         private Dictionary<int, (IPizzaModel, int)>? _shopPizzas = null;

Pizzeria/PizzeriaDatabaseImplement/PizzeriaDatabase.cs

@@ -18,7 +18,9 @@ namespace PizzeriaDatabaseImplement
         public virtual DbSet<PizzaComponent> PizzaComponents { 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<Shop> Shops { set; get; }
         public virtual DbSet<ShopPizzas> ShopPizzas { set; get; }
+        public virtual DbSet<MessageInfo> MessageInfos { set; get; }
     }
 }

Pizzeria/PizzeriaDatabaseImplement/PizzeriaDatabaseImplement.csproj

@@ -24,4 +24,8 @@
 	<Folder Include="Migrations\" />
   </ItemGroup>
 
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
+    <Exec Command="copy /Y &quot;$(TargetDir)*.dll&quot; &quot;$(SolutionDir)ImplementationExtensions\*.dll&quot;" />
+  </Target>
+
 </Project>

Pizzeria/PizzeriaFileImplement/DataFileSingleton.cs

@@ -10,12 +10,17 @@ namespace PizzeriaFileImplement
         private readonly string OrderFileName = "Order.xml";
         private readonly string PizzaFileName = "Pizza.xml";
         private readonly string ClientFileName = "Client.xml";
+        private readonly string ImplementerFileName = "Implementer.xml";
         private readonly string ShopFileName = "Shop.xml";
+        private readonly string MessageInfoFileName = "MessageInfo.xml";
         public List<Component> Components { get; private set; }
         public List<Order> Orders { get; private set; }
         public List<Pizza> Pizzas { get; private set; }
         public List<Client> Clients { get; private set; }
+        public List<Implementer> Implementers { get; private set; }
         public List<Shop> Shops { get; private set; }
+        public List<MessageInfo> Messages { get; private set; }
+
 
         public static DataFileSingleton GetInstance()
         {
@@ -30,7 +35,9 @@ namespace PizzeriaFileImplement
         public void SavePizzas() => SaveData(Pizzas, PizzaFileName, "Pizzas", 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 SaveShops() => SaveData(Shops, ShopFileName, "Shops", x => x.GetXElement);
+        public void SaveMessages() => SaveData(Orders, ImplementerFileName, "Messages", x => x.GetXElement);
 
         private DataFileSingleton()
         {
@@ -38,7 +45,9 @@ namespace PizzeriaFileImplement
             Pizzas = LoadData(PizzaFileName, "Pizza", x => Pizza.Create(x)!)!;
             Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
             Clients = LoadData(ClientFileName, "Client", x => Client.Create(x)!)!;
+            Implementers = LoadData(ImplementerFileName, "Implementer", x => Implementer.Create(x)!)!;
             Shops = LoadData(ShopFileName, "Shop", x => Shop.Create(x)!)!;
+            Messages = LoadData(MessageInfoFileName, "MessageInfo", x => MessageInfo.Create(x)!)!;
         }
 
         private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)

Pizzeria/PizzeriaFileImplement/ImplementationExtension.cs

@@ -0,0 +1,22 @@
+using PizzeriaContracts.DI;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaFileImplement.Implements;
+
+namespace PizzeriaFileImplement
+{
+    public class ImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 1;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<IComponentStorage, ComponentStorage>();
+            DependencyManager.Instance.RegisterType<IImplementerStorage, ImplementerStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPizzaStorage, PizzaStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}

Pizzeria/PizzeriaFileImplement/Implements/BackUpInfo.cs

@@ -0,0 +1,39 @@
+using PizzeriaContracts.StoragesContracts;
+using System.Reflection;
+
+namespace PizzeriaFileImplement.Implements
+{
+    public class BackUpInfo : IBackUpInfo
+    {
+        private readonly DataFileSingleton source;
+        private readonly PropertyInfo[] sourceProperties;
+
+        public BackUpInfo()
+        {
+            source = DataFileSingleton.GetInstance();
+            sourceProperties = source.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public);
+        }
+
+        public List<T>? GetList<T>() where T : class, new()
+        {
+            var requredType = typeof(T);
+            return (List<T>?)sourceProperties.FirstOrDefault(x => x.PropertyType.IsGenericType && x.PropertyType.GetGenericArguments()[0] == requredType)
+                ?.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;
+        }
+    }
+}

Pizzeria/PizzeriaFileImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,94 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.Models;
+
+namespace PizzeriaFileImplement.Implements
+{
+    public class ImplementerStorage : IImplementerStorage
+    {
+        private readonly DataFileSingleton _source;
+        public ImplementerStorage()
+        {
+            _source = DataFileSingleton.GetInstance();
+        }
+
+        public List<ImplementerViewModel> GetFullList()
+        {
+            return _source.Implementers.Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                return new();
+            }
+            if (model.Id.HasValue)
+            {
+                var res = GetElement(model);
+                return res != null ? new() { res } : new();
+            }
+            if (model.ImplementerFIO != null)
+            {
+                return _source.Implementers
+                    .Where(x => x.ImplementerFIO.Equals(model.ImplementerFIO))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            return new();
+        }
+
+        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 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;
+        }
+    }
+}

Pizzeria/PizzeriaFileImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,71 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaFileImplement.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)
+		{
+			var res = _source.Messages.Where(x => !model.ClientId.HasValue || x.ClientId == model.ClientId).Select(x => x.GetViewModel);
+			if (!(model.PageIndex.HasValue && model.PageLength.HasValue))
+			{
+				return res.ToList();
+			}
+			return res.Skip((model.PageIndex.Value - 1) * model.PageLength.Value).Take(model.PageLength.Value).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;
+		}
+
+		public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+		{
+			var res = _source.Messages.FirstOrDefault(x => x.MessageId.Equals(model.MessageId));
+			if (res != null)
+			{
+				res.Update(model);
+				_source.SaveMessages();
+			}
+			return res?.GetViewModel;
+		}
+	}
+}

Pizzeria/PizzeriaFileImplement/Implements/OrderStorage.cs

@@ -30,6 +30,12 @@ namespace PizzeriaFileImplement.Implements
                 return source.Orders.Where(x => x.ClientId == model.ClientId).Select(x => x.GetViewModel).ToList();
             }
 
+            if (!model.ImplementerId.HasValue && !model.Id.HasValue)
+            {
+                return source.Orders.Where(x => x.ImplementerId == model.ImplementerId).Select(x => x.GetViewModel).ToList();
+
+            }
+
             if (model.Id.HasValue)
             {
                 return source.Orders.Where(x => x.Id.Equals(model.Id)).Select(x => GetViewModel(x)).ToList();
@@ -39,6 +45,10 @@ namespace PizzeriaFileImplement.Implements
 
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
+            if (model.ImplementerId.HasValue)
+            {
+                return source.Orders.FirstOrDefault(x => x.ImplementerId == model.ImplementerId)?.GetViewModel;
+            }
             if (!model.Id.HasValue)
             {
                 return new();

Pizzeria/PizzeriaFileImplement/Models/Client.cs

@@ -1,16 +1,22 @@
 using PizzeriaContracts.BindingModels;
 using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Models;
+using System.Runtime.Serialization;
 using System.Xml.Linq;
 
 namespace PizzeriaFileImplement.Models
 {
-	public class Client : IClientModel
+    [DataContract]
+    public class Client : IClientModel
 	{
-		public int Id { get; set; }
-		public string ClientFIO { get; set; } = string.Empty;
-		public string Password { get; set; } = string.Empty;
-		public string Email { get; set; } = string.Empty;
+        [DataMember]
+        public int Id { get; set; }
+        [DataMember]
+        public string ClientFIO { get; set; } = string.Empty;
+        [DataMember]
+        public string Password { get; set; } = string.Empty;
+        [DataMember]
+        public string Email { get; set; } = string.Empty;
 
 		public static Client? Create(ClientBindingModel? model)
 		{

Pizzeria/PizzeriaFileImplement/Models/Component.cs

@@ -1,14 +1,21 @@
 using PizzeriaContracts.BindingModels;
 using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Models;
+using System.Runtime.Serialization;
 using System.Xml.Linq;
 
 namespace PizzeriaFileImplement.Models
 {
+    [DataContract]
     public class Component : IComponentModel
     {
+        [DataMember]
         public int Id { get; private set; }
+
+        [DataMember]
         public string ComponentName { get; private set; } = string.Empty;
+
+        [DataMember]
         public double Cost { get; set; }
 
         public static Component? Create(ComponentBindingModel model)

Pizzeria/PizzeriaFileImplement/Models/Implementer.cs

@@ -0,0 +1,94 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace PizzeriaFileImplement.Models
+{
+    [DataContract]
+    public class Implementer : IImplementerModel
+    {
+        [DataMember]
+        public int Id { get; private set; }
+
+        [DataMember]
+        public string ImplementerFIO { get; private set; } = string.Empty;
+
+        [DataMember]
+        public string Password { get; private set; } = string.Empty;
+
+        [DataMember]
+        public int WorkExperience { get; private set; }
+
+        [DataMember]
+        public int Qualification { get; private set; }
+
+        public static Implementer? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                ImplementerFIO = element.Element("FIO")!.Value,
+                Password = element.Element("Password")!.Value,
+                Id = Convert.ToInt32(element.Attribute("Id")!.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,
+                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,
+        };
+
+        public XElement GetXElement => new("Client",
+            new XAttribute("Id", Id),
+            new XElement("Password", Password),
+            new XElement("FIO", ImplementerFIO),
+            new XElement("Qualification", Qualification),
+            new XElement("WorkExperience", WorkExperience)
+            );
+    }
+}

Pizzeria/PizzeriaFileImplement/Models/MessageInfo.cs

@@ -0,0 +1,117 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace PizzeriaFileImplement.Models
+{
+    [DataContract]
+    public class MessageInfo : IMessageInfoModel
+    {
+        [DataMember]
+        public int Id { get; private set; }
+
+        [DataMember]
+        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 bool IsReaded { get; private set; }
+        public bool IsReply { get; private set; }
+        public string? ReplyMessageId { get; private set; } = string.Empty;
+
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+				IsReply = model.IsReply,
+				IsReaded = model.IsReaded,
+				Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+				ReplyMessageId = model.ReplyMessageId,
+			};
+		}
+
+		public static MessageInfo? Create(XElement element)
+		{
+			if (element == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = element.Attribute("Body")!.Value,
+				IsReply = Convert.ToBoolean(element.Attribute("IsReply")!.Value),
+				IsReaded = Convert.ToBoolean(element.Attribute("HasRead")!.Value),
+				Subject = element.Attribute("Subject")!.Value,
+				ClientId = Convert.ToInt32(element.Attribute("ClientId")!.Value),
+				MessageId = element.Attribute("MessageId")!.Value,
+				ReplyMessageId = element.Attribute("ReplyMessageId")!.Value,
+				SenderName = element.Attribute("SenderName")!.Value,
+				DateDelivery = Convert.ToDateTime(element.Attribute("DateDelivery")!.Value),
+			};
+		}
+
+		public void Update(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return;
+			}
+			IsReply = model.IsReply;
+			IsReaded = model.IsReaded;
+		}
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			IsReply = IsReply,
+			IsReaded = IsReaded,
+			Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+			ReplyMessageId = ReplyMessageId,
+		};
+
+		public XElement GetXElement => new("MessageInfo",
+			new XAttribute("Body", Body),
+			new XAttribute("IsReply", IsReply),
+			new XAttribute("IsReaded", IsReaded),
+			new XAttribute("Subject", Subject),
+			new XAttribute("ClientId", ClientId),
+			new XAttribute("MessageId", MessageId),
+			new XAttribute("ReplyMessageId", ReplyMessageId),
+			new XAttribute("SenderName", SenderName),
+			new XAttribute("DateDelivery", DateDelivery)
+			);
+	}
+}

Pizzeria/PizzeriaFileImplement/Models/Order.cs

@@ -3,18 +3,38 @@ using PizzeriaDataModels.Models;
 using PizzeriaContracts.BindingModels;
 using PizzeriaContracts.ViewModels;
 using System.Xml.Linq;
+using System.Runtime.Serialization;
 
 namespace PizzeriaFileImplement.Models
 {
+    [DataContract]
     public class Order : IOrderModel
     {
+        [DataMember]
         public int Id { get; private set; }
+
+        [DataMember]
         public int ClientId { get; private set; }
+
+        [DataMember]
+        public int? ImplementerId { get; set; }
+
+        [DataMember]
         public int PizzaId { get; private set; }
+
+        [DataMember]
         public int Count { get; private set; }
+
+        [DataMember]
         public double Sum { get; private set; }
+
+        [DataMember]
         public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
+
+        [DataMember]
         public DateTime DateCreate { get; private set; } = DateTime.Now;
+
+        [DataMember]
         public DateTime? DateImplement { get; private set; }
 
         public static Order? Create(OrderBindingModel? model)
@@ -28,6 +48,7 @@ namespace PizzeriaFileImplement.Models
                 Id = model.Id,
                 PizzaId = model.PizzaId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -48,6 +69,7 @@ namespace PizzeriaFileImplement.Models
                 Id = Convert.ToInt32(element.Attribute("Id")!.Value),
                 PizzaId = Convert.ToInt32(element.Element("PizzaId")!.Value),
                 ClientId = Convert.ToInt32(element.Element("ClientId")!.Value),
+                ImplementerId = Convert.ToInt32(element.Element("ImplementerId")!.Value),
                 Count = Convert.ToInt32(element.Element("Count")!.Value),
                 Sum = Convert.ToDouble(element.Element("Sum")!.Value),
                 Status = (OrderStatus)(Enum.Parse(typeof(OrderStatus), element.Element("Status")!.Value)),
@@ -72,6 +94,7 @@ namespace PizzeriaFileImplement.Models
             Id = Id,
             PizzaId = PizzaId,
             ClientId = ClientId,
+            ImplementerId = ImplementerId,
             Count = Count,
             Sum = Sum,
             Status = Status,
@@ -83,6 +106,7 @@ namespace PizzeriaFileImplement.Models
            new XAttribute("Id", Id),
            new XElement("PizzaId", PizzaId.ToString()),
            new XElement("ClientId", ClientId.ToString()),
+           new XElement("ImplementerId", ImplementerId),
            new XElement("Count", Count.ToString()),
            new XElement("Sum", Sum.ToString()),
            new XElement("Status", Status.ToString()),

Pizzeria/PizzeriaFileImplement/Models/Pizza.cs

@@ -1,17 +1,26 @@
 using PizzeriaContracts.BindingModels;
 using PizzeriaContracts.ViewModels;
 using PizzeriaDataModels.Models;
+using System.Runtime.Serialization;
 using System.Xml.Linq;
 
 namespace PizzeriaFileImplement.Models
 {
+    [DataContract]
     public class Pizza : IPizzaModel
     {
+        [DataMember]
         public int Id { get; private set; }
+
+        [DataMember]
         public string PizzaName { get; private set; } = string.Empty;
+
+        [DataMember]
         public double Price { get; private set; }
         public Dictionary<int, int> Components { get; private set; } = new();
         private Dictionary<int, (IComponentModel, int)>? _pizzaComponents = null;
+
+        [DataMember]
         public Dictionary<int, (IComponentModel, int)> PizzaComponents
         {
             get

Pizzeria/PizzeriaFileImplement/Models/Shop.cs

@@ -7,18 +7,28 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Xml.Linq;
+using System.Runtime.Serialization;
 
 namespace PizzeriaFileImplement.Models
 {
+    [DataContract]
     public class Shop : IShopModel
     {
+        [DataMember]
         public int Id { get; private set; }
+
+        [DataMember]
         public string ShopName { get; private set; } = string.Empty;
+
+        [DataMember]
         public string Adress { get; private set; } = string.Empty;
+
+        [DataMember]
         public DateTime OpeningDate { get; private set; }
         public Dictionary<int, int> Pizzas { get; private set; } = new();
         private Dictionary<int, (IPizzaModel, int)>? _shopPizzas = null;
 
+        [DataMember]
         public Dictionary<int, (IPizzaModel, int)> ShopPizzas
         {
             get
@@ -32,6 +42,7 @@ namespace PizzeriaFileImplement.Models
             }
         }
 
+        [DataMember]
         public int PizzaMaxCount { get; private set; }
 
         public static Shop? Create(ShopBindingModel? model)

Pizzeria/PizzeriaFileImplement/PizzeriaFileImplement.csproj

@@ -15,4 +15,8 @@
     <ProjectReference Include="..\PizzeriaDataModels\PizzeriaDataModels.csproj" />
   </ItemGroup>
 
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent">
+    <Exec Command="copy /Y &quot;$(TargetDir)*.dll&quot; &quot;$(SolutionDir)ImplementationExtensions\*.dll&quot;" />
+  </Target>
+
 </Project>

Pizzeria/PizzeriaListImplement/DataListSingleton.cs

@@ -15,6 +15,8 @@ namespace PizzeriaListImplement
         public List<Pizza> Pizzas { get; set; }
         public List<Client> Clients { get; set; }
         public List<Shop> Shops { get; set; }
+        public List<Implementer> Implementers { get; set; }
+        public List<MessageInfo> Messages { get; set; }
 
         private DataListSingleton()
         {
@@ -23,6 +25,8 @@ namespace PizzeriaListImplement
             Pizzas = new List<Pizza>();
             Clients = new List<Client>();
             Shops = new List<Shop>();
+            Implementers = new List<Implementer>();
+            Messages = new List<MessageInfo>();
         }
 
         public static DataListSingleton GetInstance()

Pizzeria/PizzeriaListImplement/ImplementationExtension.cs

@@ -0,0 +1,27 @@
+using PizzeriaContracts.DI;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaListImplement.Implements;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaListImplement
+{
+    internal class ImplementationExtension : IImplementationExtension
+    {
+        public int Priority => 0;
+
+        public void RegisterServices()
+        {
+            DependencyManager.Instance.RegisterType<IClientStorage, ClientStorage>();
+            DependencyManager.Instance.RegisterType<IComponentStorage, ComponentStorage>();
+            DependencyManager.Instance.RegisterType<IImplementerStorage, ImplementerStorage>();
+            DependencyManager.Instance.RegisterType<IMessageInfoStorage, MessageInfoStorage>();
+            DependencyManager.Instance.RegisterType<IOrderStorage, OrderStorage>();
+            DependencyManager.Instance.RegisterType<IPizzaStorage, PizzaStorage>();
+            DependencyManager.Instance.RegisterType<IBackUpInfo, BackUpInfo>();
+        }
+    }
+}

Pizzeria/PizzeriaListImplement/Implements/BackUpInfo.cs

@@ -0,0 +1,22 @@
+using PizzeriaContracts.StoragesContracts;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaListImplement.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();
+        }
+    }
+}

Pizzeria/PizzeriaListImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,118 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaListImplement.Models;
+
+namespace PizzeriaListImplement.Implements
+{
+    public class ImplementerStorage : IImplementerStorage
+    {
+        private readonly DataListSingleton _source;
+        public ImplementerStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+
+        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;
+        }
+
+        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();
+            }
+            if (model.Id.HasValue)
+            {
+                var res = GetElement(model);
+                return res != null ? new() { res } : new();
+            }
+
+            List<ImplementerViewModel> result = new();
+            if (model.ImplementerFIO != null)
+            {
+                foreach (var implementer in _source.Implementers)
+                {
+                    if (implementer.ImplementerFIO.Equals(model.ImplementerFIO))
+                    {
+                        result.Add(implementer.GetViewModel);
+                    }
+                }
+            }
+            return result;
+        }
+
+        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;
+        }
+    }
+}

Pizzeria/PizzeriaListImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,93 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaListImplement.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);
+				}
+			}
+
+			if (!(model.PageIndex.HasValue && model.PageLength.HasValue))
+			{
+				return result;
+			}
+			if (model.PageIndex * model.PageLength >= result.Count)
+			{
+				return null;
+			}
+			List<MessageInfoViewModel> filteredResult = new();
+			for (var i = (model.PageIndex.Value - 1) * model.PageLength.Value; i < model.PageIndex.Value * model.PageLength.Value; i++)
+			{
+				filteredResult.Add(result[i]);
+			}
+			return filteredResult;
+		}
+
+		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;
+		}
+
+		public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+		{
+			foreach (var message in _source.Messages)
+			{
+				if (message.MessageId.Equals(model.MessageId))
+				{
+					message.Update(model);
+					return message.GetViewModel;
+				}
+			}
+			return null;
+		}
+	}
+}

Pizzeria/PizzeriaListImplement/Implements/OrderStorage.cs

@@ -53,6 +53,16 @@ namespace PizzeriaListImplement.Implements
                     }
                 }
             }
+            else if (model.ImplementerId.HasValue && !model.Id.HasValue)
+            {
+                foreach (var order in _source.Orders)
+                {
+                    if (order.ImplementerId == model.ImplementerId)
+                    {
+                        result.Add(GetViewModel(order));
+                    }
+                }
+            }
             else if (model.Id.HasValue)
             {
                 foreach (var order in _source.Orders)
@@ -100,6 +110,10 @@ namespace PizzeriaListImplement.Implements
                 {
                     return AttachPizzaName(order.GetViewModel);
                 }
+                else if (model.ImplementerId.HasValue && model.ImplementerId == order.ImplementerId)
+                {
+                    return GetViewModel(order);
+                }
             }
             return null;
         }

Pizzeria/PizzeriaListImplement/Models/Implementer.cs

@@ -0,0 +1,60 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaListImplement.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,
+        };
+    }
+}

Pizzeria/PizzeriaListImplement/Models/MessageInfo.cs

@@ -0,0 +1,74 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PizzeriaListImplement.Models
+{
+	public class MessageInfo : IMessageInfoModel
+	{
+		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 bool IsReaded { get; private set; }
+		public bool IsReply { get; private set; }
+		public string? ReplyMessageId { get; private set; }
+
+        public int Id => throw new NotImplementedException();
+
+		public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+				IsReply = model.IsReply,
+				IsReaded = model.IsReaded,
+				Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+				ReplyMessageId = model.ReplyMessageId,
+			};
+		}
+
+		public void Update(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return;
+			}
+			IsReply = model.IsReply;
+			IsReaded = model.IsReaded;
+		}
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			IsReply = IsReply,
+			IsReaded = IsReaded,
+			Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+			ReplyMessageId = ReplyMessageId,
+		};
+	}
+}

Pizzeria/PizzeriaListImplement/Models/Order.cs

@@ -15,6 +15,7 @@ namespace PizzeriaListImplement.Models
         public int Id { get; private set; }
         public int PizzaId { 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; }
         public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
@@ -32,6 +33,7 @@ namespace PizzeriaListImplement.Models
                 Id = model.Id,
                 PizzaId = model.PizzaId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -55,6 +57,7 @@ namespace PizzeriaListImplement.Models
             Id = Id,
             PizzaId = PizzaId,
             ClientId = ClientId,
+            ImplementerId = ImplementerId,
             Count = Count,
             Sum = Sum,
             Status = Status,