fix

IceCreamShop/IceCreamBusinessLogic/BusinessLogics/ImplementerLogic.cs

@@ -0,0 +1,123 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamBusinessLogic.BusinessLogics
+{
+    public class ImplementerLogic : IImplementerLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IImplementerStorage _implementerStorage;
+        public ImplementerLogic(ILogger<ImplementerLogic> logger, IImplementerStorage implementerStorage)
+        {
+            _logger = logger;
+            _implementerStorage = implementerStorage;
+        }
+
+        public bool Create(ImplementerBindingModel model)
+        {
+            CheckModel(model);
+            if (_implementerStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Delete(ImplementerBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_implementerStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public ImplementerViewModel? ReadElement(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. FIO:{FIO}.Id:{ Id}",
+                model.ImplementerFIO, model.Id);
+            var element = _implementerStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+
+        public List<ImplementerViewModel>? ReadList(ImplementerSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. FIO:{FIO}.Id:{ Id} ", model?.ImplementerFIO, model?.Id);
+            var list = (model == null) ? _implementerStorage.GetFullList() :
+            _implementerStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public bool Update(ImplementerBindingModel model)
+        {
+            CheckModel(model);
+            if (_implementerStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update 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 (model.WorkExperience < 0)
+            {
+                throw new ArgumentException("Опыт работы не должен быть отрицательным", nameof(model.WorkExperience));
+            }
+            if (model.Qualification < 0)
+            {
+                throw new ArgumentException("Квалификация не должна быть отрицательной", nameof(model.Qualification));
+            }
+            if (string.IsNullOrEmpty(model.Password))
+            {
+                throw new ArgumentNullException("Нет пароля исполнителя", nameof(model.ImplementerFIO));
+            }
+            if (string.IsNullOrEmpty(model.ImplementerFIO))
+            {
+                throw new ArgumentNullException("Нет фио исполнителя", nameof(model.ImplementerFIO));
+            }
+            _logger.LogInformation("Implementer. Id: {Id}, FIO: {FIO}", model.Id, model.ImplementerFIO);
+            var element = _implementerStorage.GetElement(new ImplementerSearchModel
+            {
+                ImplementerFIO = model.ImplementerFIO,
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Исполнитель с таким фио уже есть");
+            }
+        }
+    }
+}

IceCreamShop/IceCreamBusinessLogic/BusinessLogics/MessageInfoLogic.cs

@@ -0,0 +1,43 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamBusinessLogic.BusinessLogics
+{
+    public class MessageInfoLogic : IMessageInfoLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IMessageInfoStorage _messageInfoStorage;
+        public MessageInfoLogic(ILogger<MessageInfoLogic> logger, IMessageInfoStorage MessageInfoStorage)
+        {
+            _logger = logger;
+            _messageInfoStorage = MessageInfoStorage;
+        }
+
+        public bool Create(MessageInfoBindingModel model)
+        {
+            if (_messageInfoStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. MessageId:{MessageId}.ClientId:{ClientId} ", model?.MessageId, model?.ClientId);
+            var list = (model == null) ? _messageInfoStorage.GetFullList() : _messageInfoStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+    }
+}

IceCreamShop/IceCreamBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -10,6 +10,7 @@ using IceCreamShopContracts.SearchModels;
 using IceCreamShopContracts.StoragesContracts;
 using IceCreamShopContracts.ViewModels;
 using AbstractIceCreamShopDataModels.Enums;
+using IceCreamBusinessLogic.MailWorker;
 
 namespace IceCreamBusinessLogic.BusinessLogics
 {
@@ -17,12 +18,16 @@ namespace IceCreamBusinessLogic.BusinessLogics
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
+		private readonly AbstractMailWorker _mailWorker;
+		private readonly IClientLogic _clientLogic;
 
-        public OrderLogic(IOrderStorage orderStorage, ILogger<OrderLogic> logger)
-        {
+		public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, AbstractMailWorker mailWorker, IClientLogic clientLogic)
+		{
             _orderStorage = orderStorage;
             _logger = logger;
-        }
+			_mailWorker = mailWorker;
+			_clientLogic = clientLogic;
+		}
 
         public bool CreateOrder(OrderBindingModel model)
         {
@@ -33,14 +38,15 @@ namespace IceCreamBusinessLogic.BusinessLogics
                 return false;
             }
             model.Status = OrderStatus.Принят;
-            if (_orderStorage.Insert(model) == null)
-            {
-                model.Status = OrderStatus.Неизвестен;
-                _logger.LogWarning("Insert operation failed");
-                return false;
-            }
-            return true;
-        }
+			var result = _orderStorage.Insert(model);
+			if (result == null)
+			{
+				_logger.LogWarning("Insert operation failed");
+				return false;
+			}
+			SendOrderStatusMail(result.ClientId, $"Новый заказ создан. Номер заказа #{result.Id}", $"Заказ #{result.Id} от {result.DateCreate} на сумму {result.Sum:0.00} принят");
+			return true;
+		}
 
         public bool DeliveryOrder(OrderBindingModel model)
         {
@@ -95,44 +101,72 @@ namespace IceCreamBusinessLogic.BusinessLogics
             _logger.LogInformation("Order. OrderID:{Id}.Sum:{ Sum}. DocumentId: { DocumentId}", model.Id, model.Sum, model.IceCreamId);
         }
 
-        public bool SetNewStatus(OrderBindingModel orderModel, OrderStatus newStatus)
+        public bool SetNewStatus(OrderBindingModel model, OrderStatus orderStatus)
         {
-            var viewModel = _orderStorage.GetElement(new OrderSearchModel
+            // Находим статус заказа по его айди
+            var vmodel = _orderStorage.GetElement(new() { Id = model.Id });
+            if (vmodel == null)
             {
-                Id = orderModel.Id
-            });
+                throw new ArgumentNullException(nameof(model));
+            }
+            if ((int)vmodel.Status + 1 != (int)orderStatus)
+            {
+                throw new InvalidOperationException($"Попытка перевести заказ не в следующий статус: " +
+                    $"Текущий статус: {vmodel.Status} \n" +
+                    $"Планируемый статус: {orderStatus} \n" +
+                    $"Доступный статус: {(OrderStatus)((int)vmodel.Status + 1)}");
+            }
+            model.Status = orderStatus;
+            model.DateCreate = vmodel.DateCreate;
+            if (model.DateImplement == null)
+                model.DateImplement = vmodel.DateImplement;
+            if (vmodel.ImplementerId.HasValue)
+                model.ImplementerId = vmodel.ImplementerId;
+            model.IceCreamId = vmodel.IceCreamId;
+            model.Sum = vmodel.Sum;
+            model.Count = vmodel.Count;
+			var result = _orderStorage.Update(model);
+			if (result == null)
+			{
+				_logger.LogWarning("Update operation failed");
+				return false;
+			}
+			SendOrderStatusMail(result.ClientId, $"Изменен статус заказа #{result.Id}", $"Заказ #{model.Id} изменен статус на {result.Status}");
+			return true;
+		}
+    
 
-            if (viewModel == null)
+        public OrderViewModel? ReadElement(OrderSearchModel model)
+        {
+            if (model == null)
             {
-                _logger.LogWarning("Order model not found");
-                return false;
+                throw new ArgumentNullException(nameof(model));
             }
-
-            OrderBindingModel model = new OrderBindingModel
+            _logger.LogInformation("ReadElement. Id:{ Id}", model.Id);
+            var element = _orderStorage.GetElement(model);
+            if (element == null)
             {
-                Id = viewModel.Id,
-                IceCreamId = viewModel.IceCreamId,
-                Status = viewModel.Status,
-                DateCreate = viewModel.DateCreate,
-                DateImplement = viewModel.DateImplement,
-                Count = viewModel.Count,
-                Sum = viewModel.Sum
-            };
-            CheckModel(model);
-            if (model.Status + 1 != newStatus)
-            {
-                _logger.LogWarning("Status update to " + newStatus.ToString() + " operation failed. Order status incorrect.");
-                return false;
+                _logger.LogWarning("ReadElement element not found");
+                return null;
             }
-            model.Status = newStatus;
-            if (model.Status == OrderStatus.Выдан) model.DateImplement = DateTime.Now;
-            if (_orderStorage.Update(model) == null)
-            {
-                model.Status--;
-                _logger.LogWarning("Update operation failed");
-                return false;
-            }
-            return true;
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
         }
-    }
+
+		private bool SendOrderStatusMail(int clientId, string subject, string text)
+		{
+			var client = _clientLogic.ReadElement(new() { Id = clientId });
+			if (client == null)
+			{
+				return false;
+			}
+			_mailWorker.MailSendAsync(new()
+			{
+				MailAddress = client.Email,
+				Subject = subject,
+				Text = text
+			});
+			return true;
+		}
+	}
 }

IceCreamShop/IceCreamBusinessLogic/BusinessLogics/WorkModeling.cs

@@ -0,0 +1,143 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+using AbstractIceCreamShopDataModels.Enums;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamBusinessLogic.BusinessLogic
+{
+	public class WorkModeling : IWorkProcess
+	{
+		private readonly ILogger _logger;
+
+		private readonly Random _rnd;
+
+		private IOrderLogic? _orderLogic;
+
+		public WorkModeling(ILogger<WorkModeling> logger)
+		{
+			_logger = logger;
+			_rnd = new Random(1000);
+		}
+
+		public void DoWork(IImplementerLogic implementerLogic, IOrderLogic orderLogic)
+		{
+			_orderLogic = orderLogic;
+			var implementers = implementerLogic.ReadList(null);
+			if (implementers == null)
+			{
+				_logger.LogWarning("DoWork. Implementers is null");
+				return;
+			}
+			// Поскольку у нас могут быть заказы в работе мы не дожны заканчивать работы, если нет Принятых заказов
+			// Поэтому находим заказы в работе и продолжаем работу, если они есть
+			var orders = _orderLogic.ReadList(new OrderSearchModel { Statusses = new() { OrderStatus.Принят, OrderStatus.Выполняется } });
+			if (orders == null || orders.Count == 0)
+			{
+				_logger.LogWarning("DoWork. Orders is null or empty");
+				return;
+			}
+			_logger.LogDebug("DoWork for {Count} orders", orders.Count);
+			foreach (var implementer in implementers)
+			{
+				Task.Run(() => WorkerWorkAsync(implementer, orders));
+			}
+		}
+
+		/// <summary>
+		/// Иммитация работы исполнителя
+		/// </summary>
+		/// <param name="implementer"></param>
+		/// <param name="orders"></param>
+		private async Task WorkerWorkAsync(ImplementerViewModel implementer, List<OrderViewModel> orders)
+		{
+			if (_orderLogic == null || implementer == null)
+			{
+				return;
+			}
+			await RunOrderInWork(implementer, orders);
+
+			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(200, 500) * order.Count);
+						_logger.LogDebug("DoWork. Worker {Id} finish order {Order}", implementer.Id, order.Id);
+						_orderLogic.DeliveryOrder(new OrderBindingModel
+						{
+							Id = order.Id,
+                        });
+						// отдыхаем
+						Thread.Sleep(implementer.Qualification * _rnd.Next(10, 100));
+					}
+					// кто-то мог уже перехватить заказ, игнорируем ошибку
+					catch (InvalidOperationException ex)
+					{
+						_logger.LogWarning(ex, "Error try get work");
+					}
+					// заканчиваем выполнение имитации в случае иной ошибки
+					catch (Exception ex)
+					{
+						_logger.LogError(ex, "Error while do work");
+						throw;
+					}
+				}
+			});
+		}
+
+		/// <summary>
+		/// Ищем заказ, которые уже в работе (вдруг исполнителя прервали)
+		/// </summary>
+		/// <param name="implementer"></param>
+		/// <returns></returns>
+		private async Task RunOrderInWork(ImplementerViewModel implementer, List<OrderViewModel> allOrders)
+		{
+			if (_orderLogic == null || implementer == null || allOrders == null || allOrders.Count == 0)
+			{
+				return;
+			}
+			try
+			{
+				// Выбираем из всех заказов тот, который выполняется данным исполнителем
+				var runOrder = await Task.Run(() => allOrders.FirstOrDefault(x => x.ImplementerId == implementer.Id && x.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.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;
+			}
+		}
+	}
+}

IceCreamShop/IceCreamBusinessLogic/IceCreamBusinessLogic.csproj

@@ -8,6 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="DocumentFormat.OpenXml" Version="2.19.0" />
+    <PackageReference Include="MailKit" Version="3.6.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
     <PackageReference Include="NLog.Extensions.Logging" Version="5.2.1" />
     <PackageReference Include="PdfSharp.MigraDoc.Standard" Version="1.51.15" />

IceCreamShop/IceCreamBusinessLogic/MailWorker/AbstractMailWorker.cs

@@ -0,0 +1,97 @@
+using IceCreamBusinessLogic.BusinessLogics;
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamBusinessLogic.MailWorker
+{
+    public abstract class AbstractMailWorker
+    {
+        protected string _mailLogin = string.Empty;
+
+        protected string _mailPassword = string.Empty;
+
+        protected string _smtpClientHost = string.Empty;
+
+        protected int _smtpClientPort;
+
+        protected string _popHost = string.Empty;
+
+        protected int _popPort;
+
+        private readonly IMessageInfoLogic _messageInfoLogic;
+
+        private readonly IClientLogic _clientLogic;
+
+        private readonly ILogger _logger;
+
+        public AbstractMailWorker(ILogger<AbstractMailWorker> logger, IMessageInfoLogic messageInfoLogic, IClientLogic clientLogic)
+        {
+            _logger = logger;
+            _messageInfoLogic = messageInfoLogic;
+            _clientLogic = clientLogic;
+        }
+
+        public void MailConfig(MailConfigBindingModel config)
+        {
+            _mailLogin = config.MailLogin;
+            _mailPassword = config.MailPassword;
+            _smtpClientHost = config.SmtpClientHost;
+            _smtpClientPort = config.SmtpClientPort;
+            _popHost = config.PopHost;
+            _popPort = config.PopPort;
+            _logger.LogDebug("Config: {login}, {password}, {clientHost}, {clientPOrt}, {popHost}, {popPort}", _mailLogin, _mailPassword, _smtpClientHost, _smtpClientPort, _popHost, _popPort);
+        }
+
+        public async void MailSendAsync(MailSendInfoBindingModel info)
+        {
+            if (string.IsNullOrEmpty(_mailLogin) || string.IsNullOrEmpty(_mailPassword))
+            {
+                return;
+            }
+
+            if (string.IsNullOrEmpty(_smtpClientHost) || _smtpClientPort == 0)
+            {
+                return;
+            }
+
+            if (string.IsNullOrEmpty(info.MailAddress) || string.IsNullOrEmpty(info.Subject) || string.IsNullOrEmpty(info.Text))
+            {
+                return;
+            }
+
+            _logger.LogDebug("Send Mail: {To}, {Subject}", info.MailAddress, info.Subject);
+            await SendMailAsync(info);
+        }
+
+        public async void MailCheck()
+        {
+            if (string.IsNullOrEmpty(_mailLogin) || string.IsNullOrEmpty(_mailPassword))
+            {
+                return;
+            }
+
+            if (string.IsNullOrEmpty(_popHost) || _popPort == 0)
+            {
+                return;
+            }
+
+            if (_messageInfoLogic == null)
+            {
+                return;
+            }
+
+            var list = await ReceiveMailAsync();
+            _logger.LogDebug("Check Mail: {Count} new mails", list.Count);
+            foreach (var mail in list)
+            {
+                mail.ClientId = _clientLogic.ReadElement(new() { Email = mail.SenderName })?.Id;
+                _messageInfoLogic.Create(mail);
+            }
+        }
+
+        protected abstract Task SendMailAsync(MailSendInfoBindingModel info);
+
+        protected abstract Task<List<MessageInfoBindingModel>> ReceiveMailAsync();
+    }
+}

IceCreamShop/IceCreamBusinessLogic/MailWorker/MailKitWorker.cs

@@ -0,0 +1,78 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using MailKit.Net.Pop3;
+using MailKit.Security;
+using Microsoft.Extensions.Logging;
+using System.Net;
+using System.Net.Mail;
+using System.Text;
+
+namespace IceCreamBusinessLogic.MailWorker
+{
+    public class MailKitWorker : AbstractMailWorker
+    {
+        public MailKitWorker(ILogger<MailKitWorker> logger, IMessageInfoLogic messageInfoLogic, IClientLogic clientLogic) : base(logger, messageInfoLogic, clientLogic) { }
+
+        protected override async Task SendMailAsync(MailSendInfoBindingModel info)
+        {
+            using var objMailMessage = new MailMessage();
+            using var objSmtpClient = new SmtpClient(_smtpClientHost, _smtpClientPort);
+            try
+            {
+                objMailMessage.From = new MailAddress(_mailLogin);
+                objMailMessage.To.Add(new MailAddress(info.MailAddress));
+                objMailMessage.Subject = info.Subject;
+                objMailMessage.Body = info.Text;
+                objMailMessage.SubjectEncoding = Encoding.UTF8;
+                objMailMessage.BodyEncoding = Encoding.UTF8;
+
+                objSmtpClient.UseDefaultCredentials = false;
+                objSmtpClient.EnableSsl = true;
+                objSmtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;
+                objSmtpClient.Credentials = new NetworkCredential(_mailLogin, _mailPassword);
+
+                await Task.Run(() => objSmtpClient.Send(objMailMessage));
+            }
+            catch (Exception)
+            {
+                throw;
+            }
+        }
+
+        protected override async Task<List<MessageInfoBindingModel>> ReceiveMailAsync()
+        {
+            var list = new List<MessageInfoBindingModel>();
+            using var client = new Pop3Client();
+            await Task.Run(() =>
+            {
+                try
+                {
+                    client.Connect(_popHost, _popPort, SecureSocketOptions.SslOnConnect);
+                    client.Authenticate(_mailLogin, _mailPassword);
+                    for (int i = 0; i < client.Count; i++)
+                    {
+                        var message = client.GetMessage(i);
+                        foreach (var mail in message.From.Mailboxes)
+                        {
+                            list.Add(new MessageInfoBindingModel
+                            {
+                                DateDelivery = message.Date.DateTime,
+                                MessageId = message.MessageId,
+                                SenderName = mail.Address,
+                                Subject = message.Subject,
+                                Body = message.TextBody
+                            });
+                        }
+                    }
+                }
+                catch (AuthenticationException)
+                { }
+                finally
+                {
+                    client.Disconnect(true);
+                }
+            });
+            return list;
+        }
+    }
+}

IceCreamShop/IceCreamShop/App.config

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+	<appSettings>
+		<add key="SmtpClientHost" value="smtp.gmail.com" />
+		<add key="SmtpClientPort" value="587" />
+		<add key="PopHost" value="pop.gmail.com" />
+		<add key="PopPort" value="995" />
+		<add key="MailLogin" value="icecreamshop2023tp@gmail.com" />
+		<add key="MailPassword" value="czts meyw wpbg miiv" />
+	</appSettings>
+</configuration>

IceCreamShop/IceCreamShop/FormImplementer.Designer.cs

@@ -0,0 +1,184 @@
+namespace IceCreamShopView
+{
+    partial class FormImplementer
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.buttonSave = new System.Windows.Forms.Button();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.numericUpDownQualification = new System.Windows.Forms.NumericUpDown();
+            this.numericUpDownWorkExperience = new System.Windows.Forms.NumericUpDown();
+            this.textBoxPassword = new System.Windows.Forms.TextBox();
+            this.textBoxFio = new System.Windows.Forms.TextBox();
+            this.label4 = new System.Windows.Forms.Label();
+            this.label3 = new System.Windows.Forms.Label();
+            this.label2 = new System.Windows.Forms.Label();
+            this.label1 = new System.Windows.Forms.Label();
+            ((System.ComponentModel.ISupportInitialize)(this.numericUpDownQualification)).BeginInit();
+            ((System.ComponentModel.ISupportInitialize)(this.numericUpDownWorkExperience)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // buttonSave
+            // 
+            this.buttonSave.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.buttonSave.Location = new System.Drawing.Point(172, 148);
+            this.buttonSave.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.buttonSave.Name = "buttonSave";
+            this.buttonSave.Size = new System.Drawing.Size(102, 44);
+            this.buttonSave.TabIndex = 19;
+            this.buttonSave.Text = "Сохранить";
+            this.buttonSave.UseVisualStyleBackColor = true;
+            this.buttonSave.Click += new System.EventHandler(this.ButtonSave_Click);
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.buttonCancel.Location = new System.Drawing.Point(291, 148);
+            this.buttonCancel.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(102, 44);
+            this.buttonCancel.TabIndex = 18;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.ButtonCancel_Click);
+            // 
+            // numericUpDownQualification
+            // 
+            this.numericUpDownQualification.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.numericUpDownQualification.Location = new System.Drawing.Point(303, 94);
+            this.numericUpDownQualification.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.numericUpDownQualification.Name = "numericUpDownQualification";
+            this.numericUpDownQualification.Size = new System.Drawing.Size(90, 27);
+            this.numericUpDownQualification.TabIndex = 17;
+            // 
+            // numericUpDownWorkExperience
+            // 
+            this.numericUpDownWorkExperience.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.numericUpDownWorkExperience.Location = new System.Drawing.Point(83, 92);
+            this.numericUpDownWorkExperience.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.numericUpDownWorkExperience.Name = "numericUpDownWorkExperience";
+            this.numericUpDownWorkExperience.Size = new System.Drawing.Size(94, 27);
+            this.numericUpDownWorkExperience.TabIndex = 16;
+            // 
+            // textBoxPassword
+            // 
+            this.textBoxPassword.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.textBoxPassword.Location = new System.Drawing.Point(83, 51);
+            this.textBoxPassword.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.textBoxPassword.Name = "textBoxPassword";
+            this.textBoxPassword.PasswordChar = '*';
+            this.textBoxPassword.Size = new System.Drawing.Size(310, 27);
+            this.textBoxPassword.TabIndex = 15;
+            // 
+            // textBoxFio
+            // 
+            this.textBoxFio.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.textBoxFio.Location = new System.Drawing.Point(58, 6);
+            this.textBoxFio.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.textBoxFio.Name = "textBoxFio";
+            this.textBoxFio.Size = new System.Drawing.Size(335, 27);
+            this.textBoxFio.TabIndex = 14;
+            // 
+            // label4
+            // 
+            this.label4.AutoSize = true;
+            this.label4.Location = new System.Drawing.Point(183, 94);
+            this.label4.Name = "label4";
+            this.label4.Size = new System.Drawing.Size(114, 20);
+            this.label4.TabIndex = 13;
+            this.label4.Text = "Квалификация:";
+            // 
+            // label3
+            // 
+            this.label3.AutoSize = true;
+            this.label3.Location = new System.Drawing.Point(12, 90);
+            this.label3.Name = "label3";
+            this.label3.Size = new System.Drawing.Size(46, 20);
+            this.label3.TabIndex = 12;
+            this.label3.Text = "Стаж:";
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(12, 51);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(65, 20);
+            this.label2.TabIndex = 11;
+            this.label2.Text = "Пароль:";
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(12, 9);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(45, 20);
+            this.label1.TabIndex = 10;
+            this.label1.Text = "ФИО:";
+            // 
+            // FormImplementer
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(405, 205);
+            this.Controls.Add(this.buttonSave);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.numericUpDownQualification);
+            this.Controls.Add(this.numericUpDownWorkExperience);
+            this.Controls.Add(this.textBoxPassword);
+            this.Controls.Add(this.textBoxFio);
+            this.Controls.Add(this.label4);
+            this.Controls.Add(this.label3);
+            this.Controls.Add(this.label2);
+            this.Controls.Add(this.label1);
+            this.Name = "FormImplementer";
+            this.Text = "Исполнитель";
+            this.Load += new System.EventHandler(this.FormImplementer_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.numericUpDownQualification)).EndInit();
+            ((System.ComponentModel.ISupportInitialize)(this.numericUpDownWorkExperience)).EndInit();
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Button buttonSave;
+        private Button buttonCancel;
+        private NumericUpDown numericUpDownQualification;
+        private NumericUpDown numericUpDownWorkExperience;
+        private TextBox textBoxPassword;
+        private TextBox textBoxFio;
+        private Label label4;
+        private Label label3;
+        private Label label2;
+        private Label label1;
+    }
+}

IceCreamShop/IceCreamShop/FormImplementer.cs

@@ -0,0 +1,99 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamShopView
+{
+    public partial class FormImplementer : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IImplementerLogic _logic;
+        private int? _id;
+        public int Id { set { _id = value; } }
+
+        public FormImplementer(ILogger<FormImplementer> logger, IImplementerLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void FormImplementer_Load(object sender, EventArgs e)
+        {
+            if (_id.HasValue)
+            {
+                try
+                {
+                    _logger.LogInformation("Получение исполнителя");
+                    var view = _logic.ReadElement(new ImplementerSearchModel
+                    {
+                        Id = _id.Value
+                    });
+                    if (view != null)
+                    {
+                        textBoxFio.Text = view.ImplementerFIO;
+                        textBoxPassword.Text = view.Password;
+                        numericUpDownQualification.Value = view.Qualification;
+                        numericUpDownWorkExperience.Value = view.WorkExperience;
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка получения исполнителя");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+                    MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void ButtonSave_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxPassword.Text))
+            {
+                MessageBox.Show("Заполните пароль", "Ошибка",
+                MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (string.IsNullOrEmpty(textBoxFio.Text))
+            {
+                MessageBox.Show("Заполните фио", "Ошибка",
+                MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Сохранение исполнителя");
+            try
+            {
+                var model = new ImplementerBindingModel
+                {
+                    Id = _id ?? 0,
+                    ImplementerFIO = textBoxFio.Text,
+                    Password = textBoxPassword.Text,
+                    Qualification = (int)numericUpDownQualification.Value,
+                    WorkExperience = (int)numericUpDownWorkExperience.Value,
+                };
+                var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение",
+                MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка сохранения исполнителя");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+                MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

IceCreamShop/IceCreamShop/FormImplementer.resx

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

IceCreamShop/IceCreamShop/FormImplementers.Designer.cs

@@ -0,0 +1,127 @@
+namespace IceCreamShopView
+{
+    partial class FormImplementers
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.buttonRef = new System.Windows.Forms.Button();
+            this.buttonDel = new System.Windows.Forms.Button();
+            this.buttonUpd = new System.Windows.Forms.Button();
+            this.buttonAdd = new System.Windows.Forms.Button();
+            this.dataGridView = new System.Windows.Forms.DataGridView();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // buttonRef
+            // 
+            this.buttonRef.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
+            this.buttonRef.Location = new System.Drawing.Point(688, 182);
+            this.buttonRef.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.buttonRef.Name = "buttonRef";
+            this.buttonRef.Size = new System.Drawing.Size(103, 49);
+            this.buttonRef.TabIndex = 14;
+            this.buttonRef.Text = "Обновить";
+            this.buttonRef.UseVisualStyleBackColor = true;
+            this.buttonRef.Click += new System.EventHandler(this.ButtonRef_Click);
+            // 
+            // buttonDel
+            // 
+            this.buttonDel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
+            this.buttonDel.Location = new System.Drawing.Point(688, 130);
+            this.buttonDel.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.buttonDel.Name = "buttonDel";
+            this.buttonDel.Size = new System.Drawing.Size(103, 44);
+            this.buttonDel.TabIndex = 13;
+            this.buttonDel.Text = "Удалить";
+            this.buttonDel.UseVisualStyleBackColor = true;
+            this.buttonDel.Click += new System.EventHandler(this.ButtonDel_Click);
+            // 
+            // buttonUpd
+            // 
+            this.buttonUpd.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
+            this.buttonUpd.Location = new System.Drawing.Point(688, 77);
+            this.buttonUpd.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.buttonUpd.Name = "buttonUpd";
+            this.buttonUpd.Size = new System.Drawing.Size(103, 45);
+            this.buttonUpd.TabIndex = 12;
+            this.buttonUpd.Text = "Изменить";
+            this.buttonUpd.UseVisualStyleBackColor = true;
+            this.buttonUpd.Click += new System.EventHandler(this.ButtonUpd_Click);
+            // 
+            // buttonAdd
+            // 
+            this.buttonAdd.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
+            this.buttonAdd.Location = new System.Drawing.Point(688, 29);
+            this.buttonAdd.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.buttonAdd.Name = "buttonAdd";
+            this.buttonAdd.Size = new System.Drawing.Size(103, 40);
+            this.buttonAdd.TabIndex = 11;
+            this.buttonAdd.Text = "Добавить";
+            this.buttonAdd.UseVisualStyleBackColor = true;
+            this.buttonAdd.Click += new System.EventHandler(this.ButtonAdd_Click);
+            // 
+            // dataGridView
+            // 
+            this.dataGridView.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView.Location = new System.Drawing.Point(12, 13);
+            this.dataGridView.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
+            this.dataGridView.Name = "dataGridView";
+            this.dataGridView.RowHeadersWidth = 51;
+            this.dataGridView.RowTemplate.Height = 25;
+            this.dataGridView.Size = new System.Drawing.Size(670, 425);
+            this.dataGridView.TabIndex = 10;
+            // 
+            // FormImplementers
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(803, 451);
+            this.Controls.Add(this.buttonRef);
+            this.Controls.Add(this.buttonDel);
+            this.Controls.Add(this.buttonUpd);
+            this.Controls.Add(this.buttonAdd);
+            this.Controls.Add(this.dataGridView);
+            this.Name = "FormImplementers";
+            this.Text = "Исполнители";
+            this.Load += new System.EventHandler(this.FormImplementers_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private Button buttonRef;
+        private Button buttonDel;
+        private Button buttonUpd;
+        private Button buttonAdd;
+        private DataGridView dataGridView;
+    }
+}

IceCreamShop/IceCreamShop/FormImplementers.cs

@@ -0,0 +1,109 @@
+using IceCreamShop;
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+
+
+namespace IceCreamShopView
+{
+    public partial class FormImplementers : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IImplementerLogic _logic;
+        public FormImplementers(ILogger<FormImplementers> logger, IImplementerLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void FormImplementers_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void LoadData()
+        {
+            try
+            {
+                var list = _logic.ReadList(null);
+                if (list != null)
+                {
+                    dataGridView.DataSource = list;
+                    dataGridView.Columns["Id"].Visible = false;
+                    dataGridView.Columns["ImplementerFIO"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+                }
+                _logger.LogInformation("Загрузка исполнителей");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки исполнителей");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+                MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonAdd_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormImplementer));
+            if (service is FormImplementer form)
+            {
+                if (form.ShowDialog() == DialogResult.OK)
+                {
+                    LoadData();
+                }
+            }
+        }
+
+        private void ButtonUpd_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                var service = Program.ServiceProvider?.GetService(typeof(FormImplementer));
+                if (service is FormImplementer form)
+                {
+                    form.Id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        LoadData();
+                    }
+                }
+            }
+        }
+
+        private void ButtonDel_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                if (MessageBox.Show("Удалить запись?", "Вопрос",
+                MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+                {
+                    int id =
+                    Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    _logger.LogInformation("Удаление исполнителя");
+                    try
+                    {
+                        if (!_logic.Delete(new ImplementerBindingModel
+                        {
+                            Id = id
+                        }))
+                        {
+                            throw new Exception("Ошибка при удалении. Дополнительная информация в логах.");
+                        }
+                        LoadData();
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "Ошибка удаления исполнителя");
+                        MessageBox.Show(ex.Message, "Ошибка",
+                        MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                }
+            }
+        }
+        private void ButtonRef_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+    }
+}

IceCreamShop/IceCreamShop/FormImplementers.resx

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

IceCreamShop/IceCreamShop/FormMain.Designer.cs

@@ -1,227 +1,222 @@
 namespace IceCreamShopView
 {
-    partial class FormMain
-    {
-        /// <summary>
-        /// Required designer variable.
-        /// </summary>
-        private System.ComponentModel.IContainer components = null;
+	partial class FormMain
+	{
+		/// <summary>
+		/// Required designer variable.
+		/// </summary>
+		private System.ComponentModel.IContainer components = null;
 
-        /// <summary>
-        /// Clean up any resources being used.
-        /// </summary>
-        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
-        protected override void Dispose(bool disposing)
-        {
-            if (disposing && (components != null))
-            {
-                components.Dispose();
-            }
-            base.Dispose(disposing);
-        }
+		/// <summary>
+		/// Clean up any resources being used.
+		/// </summary>
+		/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+		protected override void Dispose(bool disposing)
+		{
+			if (disposing && (components != null))
+			{
+				components.Dispose();
+			}
+			base.Dispose(disposing);
+		}
 
-        #region Windows Form Designer generated code
+		#region Windows Form Designer generated code
 
-        /// <summary>
-        /// Required method for Designer support - do not modify
-        /// the contents of this method with the code editor.
-        /// </summary>
-        private void InitializeComponent()
-        {
-            this.buttonUpdate = new System.Windows.Forms.Button();
-            this.buttonSetToFinish = new System.Windows.Forms.Button();
-            this.buttonSetToDone = new System.Windows.Forms.Button();
-            this.buttonSetToWork = new System.Windows.Forms.Button();
-            this.buttonCreateOrder = new System.Windows.Forms.Button();
-            this.dataGridView = new System.Windows.Forms.DataGridView();
-            this.menuStrip = new System.Windows.Forms.MenuStrip();
-            this.справочникиToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.компонентыToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.мороженоеToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.отчетыToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.iceCreamComponentsToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.iceCreamToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.ordersToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            this.клиентыToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
-            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
-            this.menuStrip.SuspendLayout();
-            this.SuspendLayout();
-            // 
-            // buttonUpdate
-            // 
-            this.buttonUpdate.Location = new System.Drawing.Point(1067, 390);
-            this.buttonUpdate.Name = "buttonUpdate";
-            this.buttonUpdate.Size = new System.Drawing.Size(194, 49);
-            this.buttonUpdate.TabIndex = 13;
-            this.buttonUpdate.Text = "Обновить";
-            this.buttonUpdate.UseVisualStyleBackColor = true;
-            this.buttonUpdate.Click += new System.EventHandler(this.buttonUpdate_Click);
-            // 
-            // buttonSetToFinish
-            // 
-            this.buttonSetToFinish.Location = new System.Drawing.Point(1067, 298);
-            this.buttonSetToFinish.Name = "buttonSetToFinish";
-            this.buttonSetToFinish.Size = new System.Drawing.Size(194, 49);
-            this.buttonSetToFinish.TabIndex = 12;
-            this.buttonSetToFinish.Text = "Заказ выдан";
-            this.buttonSetToFinish.UseVisualStyleBackColor = true;
-            this.buttonSetToFinish.Click += new System.EventHandler(this.buttonSetToFinish_Click);
-            // 
-            // buttonSetToDone
-            // 
-            this.buttonSetToDone.Location = new System.Drawing.Point(1067, 211);
-            this.buttonSetToDone.Name = "buttonSetToDone";
-            this.buttonSetToDone.Size = new System.Drawing.Size(194, 49);
-            this.buttonSetToDone.TabIndex = 11;
-            this.buttonSetToDone.Text = "Заказ готов";
-            this.buttonSetToDone.UseVisualStyleBackColor = true;
-            this.buttonSetToDone.Click += new System.EventHandler(this.buttonSetToDone_Click);
-            // 
-            // buttonSetToWork
-            // 
-            this.buttonSetToWork.Location = new System.Drawing.Point(1067, 122);
-            this.buttonSetToWork.Name = "buttonSetToWork";
-            this.buttonSetToWork.Size = new System.Drawing.Size(194, 49);
-            this.buttonSetToWork.TabIndex = 10;
-            this.buttonSetToWork.Text = "Отдать на выполнение";
-            this.buttonSetToWork.UseVisualStyleBackColor = true;
-            this.buttonSetToWork.Click += new System.EventHandler(this.buttonSetToWork_Click);
-            // 
-            // buttonCreateOrder
-            // 
-            this.buttonCreateOrder.Location = new System.Drawing.Point(1067, 33);
-            this.buttonCreateOrder.Name = "buttonCreateOrder";
-            this.buttonCreateOrder.Size = new System.Drawing.Size(194, 49);
-            this.buttonCreateOrder.TabIndex = 9;
-            this.buttonCreateOrder.Text = "Создать заказ";
-            this.buttonCreateOrder.UseVisualStyleBackColor = true;
-            this.buttonCreateOrder.Click += new System.EventHandler(this.buttonCreateOrder_Click);
-            // 
-            // dataGridView
-            // 
-            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
-            this.dataGridView.Location = new System.Drawing.Point(14, 35);
-            this.dataGridView.Name = "dataGridView";
-            this.dataGridView.RowHeadersWidth = 51;
-            this.dataGridView.RowTemplate.Height = 29;
-            this.dataGridView.Size = new System.Drawing.Size(1047, 407);
-            this.dataGridView.TabIndex = 8;
-            // 
-            // menuStrip
-            // 
-            this.menuStrip.ImageScalingSize = new System.Drawing.Size(20, 20);
-            this.menuStrip.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.справочникиToolStripMenuItem,
-            this.отчетыToolStripMenuItem});
-            this.menuStrip.Location = new System.Drawing.Point(0, 0);
-            this.menuStrip.Name = "menuStrip";
-            this.menuStrip.Padding = new System.Windows.Forms.Padding(6, 3, 0, 3);
-            this.menuStrip.Size = new System.Drawing.Size(1273, 30);
-            this.menuStrip.TabIndex = 7;
-            this.menuStrip.Text = "Справочники";
-            // 
-            // справочникиToolStripMenuItem
-            // 
-            this.справочникиToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.компонентыToolStripMenuItem,
-            this.мороженоеToolStripMenuItem,
-            this.клиентыToolStripMenuItem});
-            this.справочникиToolStripMenuItem.Name = "справочникиToolStripMenuItem";
-            this.справочникиToolStripMenuItem.Size = new System.Drawing.Size(117, 24);
-            this.справочникиToolStripMenuItem.Text = "Справочники";
-            // 
-            // компонентыToolStripMenuItem
-            // 
-            this.компонентыToolStripMenuItem.Name = "компонентыToolStripMenuItem";
-            this.компонентыToolStripMenuItem.Size = new System.Drawing.Size(224, 26);
-            this.компонентыToolStripMenuItem.Text = "Компоненты";
-            this.компонентыToolStripMenuItem.Click += new System.EventHandler(this.компонентыToolStripMenuItem_Click);
-            // 
-            // мороженоеToolStripMenuItem
-            // 
-            this.мороженоеToolStripMenuItem.Name = "мороженоеToolStripMenuItem";
-            this.мороженоеToolStripMenuItem.Size = new System.Drawing.Size(224, 26);
-            this.мороженоеToolStripMenuItem.Text = "Мороженое";
-            this.мороженоеToolStripMenuItem.Click += new System.EventHandler(this.мороженоеToolStripMenuItem_Click);
-            // 
-            // отчетыToolStripMenuItem
-            // 
-            this.отчетыToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
-            this.iceCreamComponentsToolStripMenuItem,
-            this.iceCreamToolStripMenuItem,
-            this.ordersToolStripMenuItem});
-            this.отчетыToolStripMenuItem.Name = "отчетыToolStripMenuItem";
-            this.отчетыToolStripMenuItem.Size = new System.Drawing.Size(73, 24);
-            this.отчетыToolStripMenuItem.Text = "Отчеты";
-            // 
-            // iceCreamComponentsToolStripMenuItem
-            // 
-            this.iceCreamComponentsToolStripMenuItem.Name = "iceCreamComponentsToolStripMenuItem";
-            this.iceCreamComponentsToolStripMenuItem.Size = new System.Drawing.Size(299, 26);
-            this.iceCreamComponentsToolStripMenuItem.Text = "Список мороженых";
-            this.iceCreamComponentsToolStripMenuItem.Click += new System.EventHandler(this.IceCreamsToolStripMenuItem_Click);
-            // 
-            // iceCreamToolStripMenuItem
-            // 
-            this.iceCreamToolStripMenuItem.Name = "iceCreamToolStripMenuItem";
-            this.iceCreamToolStripMenuItem.Size = new System.Drawing.Size(299, 26);
-            this.iceCreamToolStripMenuItem.Text = "Мороженые с компонентами";
-            this.iceCreamToolStripMenuItem.Click += new System.EventHandler(this.IceCreamComponentsToolStripMenuItem_Click);
-            // 
-            // ordersToolStripMenuItem
-            // 
-            this.ordersToolStripMenuItem.Name = "ordersToolStripMenuItem";
-            this.ordersToolStripMenuItem.Size = new System.Drawing.Size(299, 26);
-            this.ordersToolStripMenuItem.Text = "Список заказов";
-            this.ordersToolStripMenuItem.Click += new System.EventHandler(this.OrdersToolStripMenuItem_Click);
-            // 
-            // клиентыToolStripMenuItem
-            // 
-            this.клиентыToolStripMenuItem.Name = "клиентыToolStripMenuItem";
-            this.клиентыToolStripMenuItem.Size = new System.Drawing.Size(224, 26);
-            this.клиентыToolStripMenuItem.Text = "Клиенты";
-            this.клиентыToolStripMenuItem.Click += new System.EventHandler(this.клиентыToolStripMenuItem_Click);
-            // 
-            // FormMain
-            // 
-            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
-            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(1273, 463);
-            this.Controls.Add(this.buttonUpdate);
-            this.Controls.Add(this.buttonSetToFinish);
-            this.Controls.Add(this.buttonSetToDone);
-            this.Controls.Add(this.buttonSetToWork);
-            this.Controls.Add(this.buttonCreateOrder);
-            this.Controls.Add(this.dataGridView);
-            this.Controls.Add(this.menuStrip);
-            this.Margin = new System.Windows.Forms.Padding(3, 4, 3, 4);
-            this.Name = "FormMain";
-            this.Text = "Магазин мороженого";
-            this.Load += new System.EventHandler(this.FormMain_Load);
-            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
-            this.menuStrip.ResumeLayout(false);
-            this.menuStrip.PerformLayout();
-            this.ResumeLayout(false);
-            this.PerformLayout();
+		/// <summary>
+		/// Required method for Designer support - do not modify
+		/// the contents of this method with the code editor.
+		/// </summary>
+		private void InitializeComponent()
+		{
+			buttonUpdate = new Button();
+			buttonSetToFinish = new Button();
+			buttonCreateOrder = new Button();
+			dataGridView = new DataGridView();
+			menuStrip = new MenuStrip();
+			справочникиToolStripMenuItem = new ToolStripMenuItem();
+			компонентыToolStripMenuItem = new ToolStripMenuItem();
+			мороженоеToolStripMenuItem = new ToolStripMenuItem();
+			клиентыToolStripMenuItem = new ToolStripMenuItem();
+			ImplementersToolStripMenuItem = new ToolStripMenuItem();
+			отчетыToolStripMenuItem = new ToolStripMenuItem();
+			iceCreamComponentsToolStripMenuItem = new ToolStripMenuItem();
+			iceCreamToolStripMenuItem = new ToolStripMenuItem();
+			ordersToolStripMenuItem = new ToolStripMenuItem();
+			DoWorkToolStripMenuItem = new ToolStripMenuItem();
+			MailToolStripMenuItem = new ToolStripMenuItem();
+			((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit();
+			menuStrip.SuspendLayout();
+			SuspendLayout();
+			// 
+			// buttonUpdate
+			// 
+			buttonUpdate.Location = new Point(1081, 112);
+			buttonUpdate.Margin = new Padding(3, 2, 3, 2);
+			buttonUpdate.Name = "buttonUpdate";
+			buttonUpdate.Size = new Size(170, 37);
+			buttonUpdate.TabIndex = 13;
+			buttonUpdate.Text = "Обновить";
+			buttonUpdate.UseVisualStyleBackColor = true;
+			buttonUpdate.Click += buttonUpdate_Click;
+			// 
+			// buttonSetToFinish
+			// 
+			buttonSetToFinish.Location = new Point(1081, 70);
+			buttonSetToFinish.Margin = new Padding(3, 2, 3, 2);
+			buttonSetToFinish.Name = "buttonSetToFinish";
+			buttonSetToFinish.Size = new Size(170, 37);
+			buttonSetToFinish.TabIndex = 12;
+			buttonSetToFinish.Text = "Заказ выдан";
+			buttonSetToFinish.UseVisualStyleBackColor = true;
+			buttonSetToFinish.Click += buttonSetToFinish_Click;
+			// 
+			// buttonCreateOrder
+			// 
+			buttonCreateOrder.Location = new Point(1081, 29);
+			buttonCreateOrder.Margin = new Padding(3, 2, 3, 2);
+			buttonCreateOrder.Name = "buttonCreateOrder";
+			buttonCreateOrder.Size = new Size(170, 37);
+			buttonCreateOrder.TabIndex = 9;
+			buttonCreateOrder.Text = "Создать заказ";
+			buttonCreateOrder.UseVisualStyleBackColor = true;
+			buttonCreateOrder.Click += buttonCreateOrder_Click;
+			// 
+			// dataGridView
+			// 
+			dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+			dataGridView.Location = new Point(12, 26);
+			dataGridView.Margin = new Padding(3, 2, 3, 2);
+			dataGridView.Name = "dataGridView";
+			dataGridView.RowHeadersWidth = 51;
+			dataGridView.RowTemplate.Height = 29;
+			dataGridView.Size = new Size(1063, 305);
+			dataGridView.TabIndex = 8;
+			// 
+			// menuStrip
+			// 
+			menuStrip.ImageScalingSize = new Size(20, 20);
+			menuStrip.Items.AddRange(new ToolStripItem[] { справочникиToolStripMenuItem, отчетыToolStripMenuItem, DoWorkToolStripMenuItem, MailToolStripMenuItem });
+			menuStrip.Location = new Point(0, 0);
+			menuStrip.Name = "menuStrip";
+			menuStrip.Padding = new Padding(5, 2, 0, 2);
+			menuStrip.Size = new Size(1261, 24);
+			menuStrip.TabIndex = 7;
+			menuStrip.Text = "Справочники";
+			// 
+			// справочникиToolStripMenuItem
+			// 
+			справочникиToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { компонентыToolStripMenuItem, мороженоеToolStripMenuItem, клиентыToolStripMenuItem, ImplementersToolStripMenuItem });
+			справочникиToolStripMenuItem.Name = "справочникиToolStripMenuItem";
+			справочникиToolStripMenuItem.Size = new Size(94, 20);
+			справочникиToolStripMenuItem.Text = "Справочники";
+			// 
+			// компонентыToolStripMenuItem
+			// 
+			компонентыToolStripMenuItem.Name = "компонентыToolStripMenuItem";
+			компонентыToolStripMenuItem.Size = new Size(149, 22);
+			компонентыToolStripMenuItem.Text = "Компоненты";
+			компонентыToolStripMenuItem.Click += компонентыToolStripMenuItem_Click;
+			// 
+			// мороженоеToolStripMenuItem
+			// 
+			мороженоеToolStripMenuItem.Name = "мороженоеToolStripMenuItem";
+			мороженоеToolStripMenuItem.Size = new Size(149, 22);
+			мороженоеToolStripMenuItem.Text = "Мороженое";
+			мороженоеToolStripMenuItem.Click += мороженоеToolStripMenuItem_Click;
+			// 
+			// клиентыToolStripMenuItem
+			// 
+			клиентыToolStripMenuItem.Name = "клиентыToolStripMenuItem";
+			клиентыToolStripMenuItem.Size = new Size(149, 22);
+			клиентыToolStripMenuItem.Text = "Клиенты";
+			клиентыToolStripMenuItem.Click += клиентыToolStripMenuItem_Click;
+			// 
+			// ImplementersToolStripMenuItem
+			// 
+			ImplementersToolStripMenuItem.Name = "ImplementersToolStripMenuItem";
+			ImplementersToolStripMenuItem.Size = new Size(149, 22);
+			ImplementersToolStripMenuItem.Text = "Исполнители";
+			ImplementersToolStripMenuItem.Click += ImplementersToolStripMenuItem_Click;
+			// 
+			// отчетыToolStripMenuItem
+			// 
+			отчетыToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { iceCreamComponentsToolStripMenuItem, iceCreamToolStripMenuItem, ordersToolStripMenuItem });
+			отчетыToolStripMenuItem.Name = "отчетыToolStripMenuItem";
+			отчетыToolStripMenuItem.Size = new Size(60, 20);
+			отчетыToolStripMenuItem.Text = "Отчеты";
+			// 
+			// iceCreamComponentsToolStripMenuItem
+			// 
+			iceCreamComponentsToolStripMenuItem.Name = "iceCreamComponentsToolStripMenuItem";
+			iceCreamComponentsToolStripMenuItem.Size = new Size(238, 22);
+			iceCreamComponentsToolStripMenuItem.Text = "Список мороженых";
+			iceCreamComponentsToolStripMenuItem.Click += IceCreamsToolStripMenuItem_Click;
+			// 
+			// iceCreamToolStripMenuItem
+			// 
+			iceCreamToolStripMenuItem.Name = "iceCreamToolStripMenuItem";
+			iceCreamToolStripMenuItem.Size = new Size(238, 22);
+			iceCreamToolStripMenuItem.Text = "Мороженые с компонентами";
+			iceCreamToolStripMenuItem.Click += IceCreamComponentsToolStripMenuItem_Click;
+			// 
+			// ordersToolStripMenuItem
+			// 
+			ordersToolStripMenuItem.Name = "ordersToolStripMenuItem";
+			ordersToolStripMenuItem.Size = new Size(238, 22);
+			ordersToolStripMenuItem.Text = "Список заказов";
+			ordersToolStripMenuItem.Click += OrdersToolStripMenuItem_Click;
+			// 
+			// DoWorkToolStripMenuItem
+			// 
+			DoWorkToolStripMenuItem.Name = "DoWorkToolStripMenuItem";
+			DoWorkToolStripMenuItem.Size = new Size(92, 20);
+			DoWorkToolStripMenuItem.Text = "Запуск работ";
+			DoWorkToolStripMenuItem.Click += DoWorkToolStripMenuItem_Click;
+			// 
+			// MailToolStripMenuItem
+			// 
+			MailToolStripMenuItem.Name = "MailToolStripMenuItem";
+			MailToolStripMenuItem.Size = new Size(62, 20);
+			MailToolStripMenuItem.Text = "Письма";
+			MailToolStripMenuItem.Click += MailToolStripMenuItem_Click;
+			// 
+			// FormMain
+			// 
+			AutoScaleDimensions = new SizeF(7F, 15F);
+			AutoScaleMode = AutoScaleMode.Font;
+			ClientSize = new Size(1261, 347);
+			Controls.Add(buttonUpdate);
+			Controls.Add(buttonSetToFinish);
+			Controls.Add(buttonCreateOrder);
+			Controls.Add(dataGridView);
+			Controls.Add(menuStrip);
+			Name = "FormMain";
+			Text = "Магазин мороженого";
+			Load += FormMain_Load;
+			((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
+			menuStrip.ResumeLayout(false);
+			menuStrip.PerformLayout();
+			ResumeLayout(false);
+			PerformLayout();
+		}
 
-        }
+		#endregion
 
-        #endregion
-
-        private Button buttonUpdate;
-        private Button buttonSetToFinish;
-        private Button buttonSetToDone;
-        private Button buttonSetToWork;
-        private Button buttonCreateOrder;
-        private DataGridView dataGridView;
-        private MenuStrip menuStrip;
-        private ToolStripMenuItem справочникиToolStripMenuItem;
-        private ToolStripMenuItem компонентыToolStripMenuItem;
-        private ToolStripMenuItem мороженоеToolStripMenuItem;
-        private ToolStripMenuItem отчетыToolStripMenuItem;
-        private ToolStripMenuItem iceCreamComponentsToolStripMenuItem;
-        private ToolStripMenuItem iceCreamToolStripMenuItem;
-        private ToolStripMenuItem ordersToolStripMenuItem;
-        private ToolStripMenuItem клиентыToolStripMenuItem;
-    }
+		private Button buttonUpdate;
+		private Button buttonSetToFinish;
+		private Button buttonCreateOrder;
+		private DataGridView dataGridView;
+		private MenuStrip menuStrip;
+		private ToolStripMenuItem справочникиToolStripMenuItem;
+		private ToolStripMenuItem компонентыToolStripMenuItem;
+		private ToolStripMenuItem мороженоеToolStripMenuItem;
+		private ToolStripMenuItem отчетыToolStripMenuItem;
+		private ToolStripMenuItem iceCreamComponentsToolStripMenuItem;
+		private ToolStripMenuItem iceCreamToolStripMenuItem;
+		private ToolStripMenuItem ordersToolStripMenuItem;
+		private ToolStripMenuItem клиентыToolStripMenuItem;
+		private ToolStripMenuItem ImplementersToolStripMenuItem;
+		private ToolStripMenuItem DoWorkToolStripMenuItem;
+		private ToolStripMenuItem MailToolStripMenuItem;
+	}
 }

IceCreamShop/IceCreamShop/FormMain.cs

@@ -16,193 +16,222 @@ using System.Windows.Forms;
 
 namespace IceCreamShopView
 {
-    public partial class FormMain : Form
-    {
-        private readonly ILogger _logger;
-        private readonly IOrderLogic _orderLogic;
-        private readonly IReportLogic _reportLogic;
-        public FormMain(ILogger<FormMain> logger, IOrderLogic orderLogic, IReportLogic reportLogic)
-        {
-            InitializeComponent();
-            _logger = logger;
-            _orderLogic = orderLogic;
-            _reportLogic = reportLogic;
-        }
+	public partial class FormMain : Form
+	{
+		private readonly ILogger _logger;
+		private readonly IOrderLogic _orderLogic;
+		private readonly IReportLogic _reportLogic;
+		private readonly IWorkProcess _workProcess;
+		public FormMain(ILogger<FormMain> logger, IOrderLogic orderLogic, IReportLogic reportLogic, IWorkProcess workProcess)
+		{
+			InitializeComponent();
+			_logger = logger;
+			_orderLogic = orderLogic;
+			_reportLogic = reportLogic;
+			_workProcess = workProcess;
+		}
 
-        private void FormMain_Load(object sender, EventArgs e)
-        {
-            LoadData();
-        }
+		private void FormMain_Load(object sender, EventArgs e)
+		{
+			LoadData();
+		}
 
-        private void LoadData()
-        {
-            _logger.LogInformation("Загрузка заказов");
-            try
-            {
-                var list = _orderLogic.ReadList(null);
-                if (list != null)
-                {
-                    dataGridView.DataSource = list;
-                    dataGridView.Columns["IceCreamId"].Visible = false;
-                    dataGridView.Columns["ClientId"].Visible = false;
-                }
-                _logger.LogInformation("Загрузка заказов");
-            }
-            catch (Exception ex)
-            {
-                _logger.LogError(ex, "Ошибка загрузки заказов");
-                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
-            }
-        }
+		private void LoadData()
+		{
+			_logger.LogInformation("Загрузка заказов");
+			try
+			{
+				var list = _orderLogic.ReadList(null);
+				if (list != null)
+				{
+					dataGridView.DataSource = list;
+					dataGridView.Columns["IceCreamId"].Visible = false;
+					dataGridView.Columns["ClientId"].Visible = false;
+					dataGridView.Columns["ImplementerId"].Visible = false;
+				}
+				_logger.LogInformation("Загрузка заказов");
+			}
+			catch (Exception ex)
+			{
+				_logger.LogError(ex, "Ошибка загрузки заказов");
+				MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+			}
+		}
 
-        private void компонентыToolStripMenuItem_Click(object sender, EventArgs e)
-        {
-            var service = Program.ServiceProvider?.GetService(typeof(FormComponents));
-            if (service is FormComponents form)
-            {
-                form.ShowDialog();
-            }
-        }
+		private void компонентыToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormComponents));
+			if (service is FormComponents form)
+			{
+				form.ShowDialog();
+			}
+		}
 
-        private void мороженоеToolStripMenuItem_Click(object sender, EventArgs e)
-        {
-            var service = Program.ServiceProvider?.GetService(typeof(FormIceCreams));
-            if (service is FormIceCreams form)
-            {
-                form.ShowDialog();
-            }
-        }
+		private void мороженоеToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormIceCreams));
+			if (service is FormIceCreams form)
+			{
+				form.ShowDialog();
+			}
+		}
 
-        private void buttonCreateOrder_Click(object sender, EventArgs e)
-        {
-            var service = Program.ServiceProvider?.GetService(typeof(FormCreateOrder));
-            if (service is FormCreateOrder form)
-            {
-                form.ShowDialog();
-                LoadData();
-            }
-        }
+		private void buttonCreateOrder_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormCreateOrder));
+			if (service is FormCreateOrder form)
+			{
+				form.ShowDialog();
+				LoadData();
+			}
+		}
 
-        private void buttonSetToWork_Click(object sender, EventArgs e)
-        {
-            if (dataGridView.SelectedRows.Count == 1)
-            {
-                int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
-                _logger.LogInformation("Заказ №{id}. Меняется статус на 'В работе'", id);
-                try
-                {
-                    var operationResult = _orderLogic.TakeOrderInWork(new OrderBindingModel
-                    {
-                        Id = id,
-                    });
-                    if (!operationResult)
-                    {
-                        throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
-                    }
-                    LoadData();
-                }
-                catch (Exception ex)
-                {
-                    _logger.LogError(ex, "Ошибка передачи заказа в работу");
-                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
-                    MessageBoxIcon.Error);
-                }
-            }
-        }
+		private void buttonSetToWork_Click(object sender, EventArgs e)
+		{
+			if (dataGridView.SelectedRows.Count == 1)
+			{
+				int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+				_logger.LogInformation("Заказ №{id}. Меняется статус на 'В работе'", id);
+				try
+				{
+					var operationResult = _orderLogic.TakeOrderInWork(new OrderBindingModel
+					{
+						Id = id,
+					});
+					if (!operationResult)
+					{
+						throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+					}
+					LoadData();
+				}
+				catch (Exception ex)
+				{
+					_logger.LogError(ex, "Ошибка передачи заказа в работу");
+					MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+					MessageBoxIcon.Error);
+				}
+			}
+		}
 
-        private void buttonSetToDone_Click(object sender, EventArgs e)
-        {
-            if (dataGridView.SelectedRows.Count == 1)
-            {
-                int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
-                _logger.LogInformation("Заказ №{id}. Меняется статус на 'Готов'", id);
-                try
-                {
-                    var operationResult = _orderLogic.DeliveryOrder(new OrderBindingModel
-                    {
-                        Id = id,
-                    });
-                    if (!operationResult)
-                    {
-                        throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
-                    }
-                    LoadData();
-                }
-                catch (Exception ex)
-                {
-                    _logger.LogError(ex, "Ошибка отметки о готовности заказа");
-                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
-                }
-            }
-        }
+		private void buttonSetToDone_Click(object sender, EventArgs e)
+		{
+			if (dataGridView.SelectedRows.Count == 1)
+			{
+				int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+				_logger.LogInformation("Заказ №{id}. Меняется статус на 'Готов'", id);
+				try
+				{
+					var operationResult = _orderLogic.DeliveryOrder(new OrderBindingModel
+					{
+						Id = id,
+					});
+					if (!operationResult)
+					{
+						throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+					}
+					LoadData();
+				}
+				catch (Exception ex)
+				{
+					_logger.LogError(ex, "Ошибка отметки о готовности заказа");
+					MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+				}
+			}
+		}
 
-        private void buttonSetToFinish_Click(object sender, EventArgs e)
-        {
-            if (dataGridView.SelectedRows.Count == 1)
-            {
-                int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
-                _logger.LogInformation("Заказ №{id}. Меняется статус на 'Выдан'", id);
-                try
-                {
-                    var operationResult = _orderLogic.FinishOrder(new OrderBindingModel
-                    {
-                        Id = id,
-                    });
-                    if (!operationResult)
-                    {
-                        throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
-                    }
-                    _logger.LogInformation("Заказ №{id} выдан", id);
-                    LoadData();
-                }
-                catch (Exception ex)
-                {
-                    _logger.LogError(ex, "Ошибка отметки о выдачи заказа");
-                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
-                }
-            }
-        }
+		private void buttonSetToFinish_Click(object sender, EventArgs e)
+		{
+			if (dataGridView.SelectedRows.Count == 1)
+			{
+				int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+				_logger.LogInformation("Заказ №{id}. Меняется статус на 'Выдан'", id);
+				try
+				{
+					var operationResult = _orderLogic.FinishOrder(new OrderBindingModel
+					{
+						Id = id,
+					});
+					if (!operationResult)
+					{
+						throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+					}
+					_logger.LogInformation("Заказ №{id} выдан", id);
+					LoadData();
+				}
+				catch (Exception ex)
+				{
+					_logger.LogError(ex, "Ошибка отметки о выдачи заказа");
+					MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+				}
+			}
+		}
 
-        private void buttonUpdate_Click(object sender, EventArgs e)
-        {
-            LoadData();
-        }
+		private void buttonUpdate_Click(object sender, EventArgs e)
+		{
+			LoadData();
+		}
 
-        private void IceCreamsToolStripMenuItem_Click(object sender, EventArgs e)
-        {
-            using var dialog = new SaveFileDialog { Filter = "docx|*.docx" };
-            if (dialog.ShowDialog() == DialogResult.OK)
-            {
-                _reportLogic.SaveIceCreamsToWordFile(new ReportBindingModel { FileName = dialog.FileName });
-                MessageBox.Show("Выполнено", "Успех", MessageBoxButtons.OK, MessageBoxIcon.Information);
-            }
-        }
+		private void IceCreamsToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			using var dialog = new SaveFileDialog { Filter = "docx|*.docx" };
+			if (dialog.ShowDialog() == DialogResult.OK)
+			{
+				_reportLogic.SaveIceCreamsToWordFile(new ReportBindingModel { FileName = dialog.FileName });
+				MessageBox.Show("Выполнено", "Успех", MessageBoxButtons.OK, MessageBoxIcon.Information);
+			}
+		}
 
-        private void IceCreamComponentsToolStripMenuItem_Click(object sender, EventArgs e)
-        {
-            var service = Program.ServiceProvider?.GetService(typeof(FormReportProductComponents));
-            if (service is FormReportProductComponents form)
-            {
-                form.ShowDialog();
-            }
-        }
+		private void IceCreamComponentsToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormReportProductComponents));
+			if (service is FormReportProductComponents form)
+			{
+				form.ShowDialog();
+			}
+		}
 
-        private void OrdersToolStripMenuItem_Click(object sender, EventArgs e)
-        {
-            var service = Program.ServiceProvider?.GetService(typeof(FormReportOrders));
-            if (service is FormReportOrders form)
-            {
-                form.ShowDialog();
-            }
-        }
+		private void OrdersToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormReportOrders));
+			if (service is FormReportOrders form)
+			{
+				form.ShowDialog();
+			}
+		}
 
-        private void клиентыToolStripMenuItem_Click(object sender, EventArgs e)
-        {
-            var service = Program.ServiceProvider?.GetService(typeof(FormClients));
-            if (service is FormClients form)
-            {
-                form.ShowDialog();
-            }
-        }
-    }
+		private void клиентыToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormClients));
+			if (service is FormClients form)
+			{
+				form.ShowDialog();
+			}
+		}
+
+		private void ImplementersToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormImplementers));
+			if (service is FormImplementers form)
+			{
+				form.ShowDialog();
+			}
+		}
+
+		private void DoWorkToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			_workProcess.DoWork((
+				Program.ServiceProvider?.GetService(typeof(IImplementerLogic)) as IImplementerLogic)!, _orderLogic);
+			MessageBox.Show("Процесс обработки запущен", "Сообщение",
+			MessageBoxButtons.OK, MessageBoxIcon.Information);
+		}
+
+		private void MailToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormViewMail));
+			if (service is FormViewMail form)
+			{
+				form.ShowDialog();
+			}
+		}
+	}
 }

IceCreamShop/IceCreamShop/FormViewMail.Designer.cs

@@ -0,0 +1,62 @@
+namespace IceCreamShopView
+{
+	partial class FormViewMail
+	{
+		/// <summary>
+		/// Required designer variable.
+		/// </summary>
+		private System.ComponentModel.IContainer components = null;
+
+		/// <summary>
+		/// Clean up any resources being used.
+		/// </summary>
+		/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+		protected override void Dispose(bool disposing)
+		{
+			if (disposing && (components != null))
+			{
+				components.Dispose();
+			}
+			base.Dispose(disposing);
+		}
+
+		#region Windows Form Designer generated code
+
+		/// <summary>
+		/// Required method for Designer support - do not modify
+		/// the contents of this method with the code editor.
+		/// </summary>
+		private void InitializeComponent()
+		{
+			dataGridView = new DataGridView();
+			((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit();
+			SuspendLayout();
+			// 
+			// dataGridView
+			// 
+			dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+			dataGridView.Dock = DockStyle.Fill;
+			dataGridView.Location = new Point(0, 0);
+			dataGridView.Name = "dataGridView";
+			dataGridView.RowTemplate.Height = 25;
+			dataGridView.Size = new Size(800, 450);
+			dataGridView.TabIndex = 1;
+			// 
+			// FormViewMail
+			// 
+			AutoScaleDimensions = new SizeF(7F, 15F);
+			AutoScaleMode = AutoScaleMode.Font;
+			ClientSize = new Size(800, 450);
+			Controls.Add(dataGridView);
+			Name = "FormViewMail";
+			Text = "Письма";
+			Load += FormViewMail_Load;
+			((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
+			ResumeLayout(false);
+		}
+
+		#endregion
+
+		private DataGridView dataGridView;
+	}
+}

IceCreamShop/IceCreamShop/FormViewMail.cs

@@ -0,0 +1,40 @@
+using IceCreamShopContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamShopView
+{
+	public partial class FormViewMail : Form
+	{
+		private readonly ILogger _logger;
+		private readonly IMessageInfoLogic _logic;
+
+		public FormViewMail(ILogger<FormViewMail> logger, IMessageInfoLogic logic)
+		{
+			InitializeComponent();
+			_logger = logger;
+			_logic = logic;
+		}
+
+		private void FormViewMail_Load(object sender, EventArgs e)
+		{
+			try
+			{
+				var list = _logic.ReadList(null);
+				if (list != null)
+				{
+					dataGridView.DataSource = list;
+					dataGridView.Columns["ClientId"].Visible = false;
+					dataGridView.Columns["MessageId"].Visible = false;
+					dataGridView.Columns["Body"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+				}
+				_logger.LogInformation("Загрузка списка писем");
+			}
+			catch (Exception ex)
+			{
+				_logger.LogError(ex, "Ошибка загрузки писем");
+				MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+				MessageBoxIcon.Error);
+			}
+		}
+	}
+}

IceCreamShop/IceCreamShop/FormViewMail.resx

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

IceCreamShop/IceCreamShop/IceCreamShopView.csproj

@@ -27,6 +27,9 @@
   </ItemGroup>
 
   <ItemGroup>
+    <None Update="App.config">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
     <None Update="ReportOrders.rdlc">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>

IceCreamShop/IceCreamShop/Program.cs

@@ -8,6 +8,9 @@ using NLog.Extensions.Logging;
 using IceCreamBusinessLogic.OfficePackage.Implements;
 using IceCreamBusinessLogic.OfficePackage;
 using IceCreamShopDatabaseImplement.Implements;
+using IceCreamBusinessLogic.BusinessLogic;
+using IceCreamBusinessLogic.MailWorker;
+using IceCreamShopContracts.BindingModels;
 
 namespace IceCreamShop
 {
@@ -28,6 +31,28 @@ namespace IceCreamShop
             ConfigureServices(services);
             _serviceProvider = services.BuildServiceProvider();
 
+            try
+            {
+                var mailSender = _serviceProvider.GetService<AbstractMailWorker>();
+                mailSender?.MailConfig(new MailConfigBindingModel
+                {
+                    MailLogin = System.Configuration.ConfigurationManager.AppSettings["MailLogin"] ?? string.Empty,
+                    MailPassword = System.Configuration.ConfigurationManager.AppSettings["MailPassword"] ?? string.Empty,
+                    SmtpClientHost = System.Configuration.ConfigurationManager.AppSettings["SmtpClientHost"] ?? string.Empty,
+                    SmtpClientPort = Convert.ToInt32(System.Configuration.ConfigurationManager.AppSettings["SmtpClientPort"]),
+                    PopHost = System.Configuration.ConfigurationManager.AppSettings["PopHost"] ?? string.Empty,
+                    PopPort = Convert.ToInt32(System.Configuration.ConfigurationManager.AppSettings["PopPort"])
+                });
+
+                // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+                var timer = new System.Threading.Timer(new TimerCallback(MailCheck!), null, 0, 100000);
+            }
+            catch (Exception ex)
+            {
+                var logger = _serviceProvider.GetService<ILogger>();
+                logger?.LogError(ex, "<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
+            }
+
             Application.Run(_serviceProvider.GetRequiredService<FormMain>());
         }
 
@@ -40,21 +65,30 @@ namespace IceCreamShop
             });
             services.AddTransient<IComponentStorage, ComponentStorage>();
             services.AddTransient<IOrderStorage, OrderStorage>();
+			services.AddTransient<IImplementerStorage, ImplementerStorage>();
             services.AddTransient<IIceCreamStorage, IceCreamStorage>();
             services.AddTransient<IClientStorage, ClientStorage>();
+            services.AddTransient<IMessageInfoStorage, MessageInfoStorage>();
 
-			services.AddTransient<IClientLogic, ClientLogic>();
+            services.AddTransient<IClientLogic, ClientLogic>();
+			services.AddTransient<IImplementerLogic, ImplementerLogic>();
             services.AddTransient<IComponentLogic, ComponentLogic>();
             services.AddTransient<IOrderLogic, OrderLogic>();
             services.AddTransient<IIceCreamLogic, IceCreamLogic>();
             services.AddTransient<IReportLogic, ReportLogic>();
+            services.AddTransient<IWorkProcess, WorkModeling>();
+            services.AddTransient<IMessageInfoLogic, MessageInfoLogic>();
+
+            services.AddSingleton<AbstractMailWorker, MailKitWorker>();
 
             services.AddTransient<AbstractSaveToExcel, SaveToExcel>();
             services.AddTransient<AbstractSaveToWord, SaveToWord>();
             services.AddTransient<AbstractSaveToPdf, SaveToPdf>();
 
             services.AddTransient<FormMain>();
-			services.AddTransient<FormClients>();
+			services.AddTransient<FormImplementer>();
+			services.AddTransient<FormImplementers>();
+            services.AddTransient<FormClients>();
             services.AddTransient<FormComponent>();
             services.AddTransient<FormComponents>();
             services.AddTransient<FormCreateOrder>();
@@ -63,6 +97,8 @@ namespace IceCreamShop
             services.AddTransient<FormIceCreams>();
             services.AddTransient<FormReportProductComponents>();
             services.AddTransient<FormReportOrders>();
-        }
+			services.AddTransient<FormViewMail>();
+		}
+		private static void MailCheck(object obj) => ServiceProvider?.GetService<AbstractMailWorker>()?.MailCheck();
     }
 }

IceCreamShop/IceCreamShopClientApp/Controllers/HomeController.cs

@@ -143,5 +143,15 @@ namespace IceCreamShopClientApp.Controllers
             var prod = APIClient.GetRequest<IceCreamViewModel>($"api/main/geticecream?icecreamId={icecream}");
             return count * (prod?.Price ?? 1);
         }
-    }
+
+		[HttpGet]
+		public IActionResult Mails()
+		{
+			if (APIClient.Client == null)
+			{
+				return Redirect("~/Home/Enter");
+			}
+			return View(APIClient.GetRequest<List<MessageInfoViewModel>>($"api/client/getmessages?clientId={APIClient.Client.Id}"));
+		}
+	}
 }

IceCreamShop/IceCreamShopClientApp/Views/Home/Mails.cshtml

@@ -0,0 +1,54 @@
+@using IceCreamShopContracts.ViewModels
+
+@model List<MessageInfoViewModel>
+
+@{
+	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>

IceCreamShop/IceCreamShopClientApp/Views/Shared/_Layout.cshtml

@@ -28,6 +28,9 @@
                         <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">Письма</a>
+                        </li>
                         <li class="nav-item">
                             <a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Enter">Вход</a>
                         </li>

IceCreamShop/IceCreamShopContracts/BindingModels/ImplementerBindingModel.cs

@@ -0,0 +1,17 @@
+using AbstractIceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.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; }
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/MailConfigBindingModel.cs

@@ -0,0 +1,17 @@
+namespace IceCreamShopContracts.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; }
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/MailSendInfoBindingModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopContracts.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;
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/MessageInfoBindingModel.cs

@@ -0,0 +1,19 @@
+using AbstractIceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.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; }
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/OrderBindingModel.cs

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

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IImplementerLogic.cs

@@ -0,0 +1,19 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.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);
+    }
+}

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IMessageInfoLogic.cs

@@ -0,0 +1,13 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.BusinessLogicsContracts
+{
+    public interface IMessageInfoLogic
+    {
+        List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model);
+
+        bool Create(MessageInfoBindingModel model);
+    }
+}

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IOrderLogic.cs

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

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IWorkProcess.cs

@@ -0,0 +1,10 @@
+namespace IceCreamShopContracts.BusinessLogicsContracts
+{
+	public interface IWorkProcess
+	{
+		/// <summary>
+		/// Запуск работ
+		/// </summary>
+		void DoWork(IImplementerLogic implementerLogic, IOrderLogic orderLogic);
+	}
+}

IceCreamShop/IceCreamShopContracts/SearchModels/ImplementerSearchModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopContracts.SearchModels
+{
+    public class ImplementerSearchModel
+    {
+        public int? Id { get; set; }
+
+        public string? ImplementerFIO { get; set; }
+
+        public string? Password { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/SearchModels/MessageInfoSearchModel.cs

@@ -0,0 +1,9 @@
+namespace IceCreamShopContracts.SearchModels
+{
+    public class MessageInfoSearchModel
+    {
+        public int? ClientId { get; set; }
+
+        public string? MessageId { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/SearchModels/OrderSearchModel.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using AbstractIceCreamShopDataModels.Enums;
 
 namespace IceCreamShopContracts.SearchModels
 {
@@ -10,9 +11,9 @@ namespace IceCreamShopContracts.SearchModels
     {
         public int? Id { get; set; }
         public int? ClientId { get; set; }
-
+        public int? ImplementerId { get; set; }
         public DateTime? DateFrom { get; set; }
-
         public DateTime? DateTo { get; set; }
+        public List<OrderStatus>? Statusses { get; set; }
     }
 }

IceCreamShop/IceCreamShopContracts/StoragesContracts/IImplementerStorage.cs

@@ -0,0 +1,21 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.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);
+    }
+}

IceCreamShop/IceCreamShopContracts/StoragesContracts/IMessageInfoStorage.cs

@@ -0,0 +1,17 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.StoragesContracts
+{
+    public interface IMessageInfoStorage
+    {
+        List<MessageInfoViewModel> GetFullList();
+
+        List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model);
+
+        MessageInfoViewModel? GetElement(MessageInfoSearchModel model);
+
+        MessageInfoViewModel? Insert(MessageInfoBindingModel model);
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/ImplementerViewModel.cs

@@ -0,0 +1,22 @@
+using AbstractIceCreamShopDataModels.Models;
+using System.ComponentModel;
+
+namespace IceCreamShopContracts.ViewModels
+{
+    public class ImplementerViewModel : IImplementerModel
+    {
+        public int Id { get; set; }
+
+        [DisplayName("ФИО исполнителя")]
+        public string ImplementerFIO { get; set; } = string.Empty;
+
+        [DisplayName("Пароль")]
+        public string Password { get; set; } = string.Empty;
+
+        [DisplayName("Стаж работы")]
+        public int WorkExperience { get; set; }
+
+        [DisplayName("Квалификация")]
+        public int Qualification { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/MessageInfoViewModel.cs

@@ -0,0 +1,24 @@
+using AbstractIceCreamShopDataModels.Models;
+using System.ComponentModel;
+
+namespace IceCreamShopContracts.ViewModels
+{
+    public class MessageInfoViewModel : IMessageInfoModel
+    {
+        public string MessageId { get; set; } = string.Empty;
+
+        public int? ClientId { get; set; }
+
+        [DisplayName("Отправитель")]
+        public string SenderName { get; set; } = string.Empty;
+
+        [DisplayName("Дата письма")]
+        public DateTime DateDelivery { get; set; }
+
+        [DisplayName("Заголовок")]
+        public string Subject { get; set; } = string.Empty;
+
+        [DisplayName("Текст")]
+        public string Body { get; set; } = string.Empty;
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/OrderViewModel.cs

@@ -24,6 +24,10 @@ namespace IceCreamShopContracts.ViewModels
         [DisplayName("ФИО клиента")]
         public string ClientFIO { get; set; } = string.Empty;
 
+		public int? ImplementerId { get; set; }
+        [DisplayName("Фамилия исполнителя")]
+        public string ImplementerFIO { get; set; } = string.Empty;
+
         [DisplayName("Количество")]
         public int Count { get; set; }
 

IceCreamShop/IceCreamShopDataModels/Models/IImplementerModel.cs

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

IceCreamShop/IceCreamShopDataModels/Models/IMessageInfoModel.cs

@@ -0,0 +1,13 @@
+namespace AbstractIceCreamShopDataModels.Models
+{
+    public interface IMessageInfoModel
+    {
+        string MessageId { get; }
+        int? ClientId { get; }
+        string SenderName { get; }
+        DateTime DateDelivery { get; }
+        string Subject { get; }
+        string Body { get; }
+
+    }
+}

IceCreamShop/IceCreamShopDataModels/Models/IOrderModel.cs

@@ -12,6 +12,7 @@ namespace AbstractIceCreamShopDataModels.Models
         int IceCreamId { get; }
         int ClientId { get; }
         int Count { get; }
+        int? ImplementerId { get; }
         double Sum { get; }
         OrderStatus Status { get; }
         DateTime DateCreate { get; }

IceCreamShop/IceCreamShopDatabaseImplement/IceCreamShopDatabase.cs

@@ -21,6 +21,11 @@ namespace IceCreamShopDatabaseImplement
         public virtual DbSet<IceCreamComponent> IceCreamComponents { set; get; }
 
         public virtual DbSet<Order> Orders { set; get; }
+
         public virtual DbSet<Client> Clients { set; get; }
+
+        public virtual DbSet<Implementer> Implementers { set; get; }
+
+        public virtual DbSet<MessageInfo> Messages { set; get; }
     }
 }

IceCreamShop/IceCreamShopDatabaseImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,90 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class ImplementerStorage : IImplementerStorage
+    {
+        public ImplementerViewModel? Delete(ImplementerBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                context.Implementers.Remove(res);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            if (model.Id.HasValue)
+                return context.Implementers.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+            if (model.ImplementerFIO != null && model.Password != null)
+                return context.Implementers
+                    .FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO)
+                                      && x.Password.Equals(model.Password))
+                    ?.GetViewModel;
+            if (model.ImplementerFIO != null)
+                return context.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO))?.GetViewModel;
+            return null;
+        }
+
+        public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                return new();
+            }
+            if (model.Id.HasValue)
+            {
+                var res = GetElement(model);
+                return res != null ? new() { res } : new();
+            }
+            if (model.ImplementerFIO != null) // На случай если фио не будет уникальным (по заданию оно уникально)
+            {
+                using var context = new IceCreamShopDatabase();
+                return context.Implementers
+                    .Where(x => x.ImplementerFIO.Equals(model.ImplementerFIO))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            return new();
+        }
+
+        public List<ImplementerViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDatabase();
+            return context.Implementers.Select(x => x.GetViewModel).ToList();
+        }
+
+        public ImplementerViewModel? Insert(ImplementerBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var res = Implementer.Create(model);
+            if (res != null)
+            {
+                context.Implementers.Add(res);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Update(ImplementerBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                res.Update(model);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,52 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class MessageInfoStorage : IMessageInfoStorage
+    {
+
+        public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            if (model.MessageId != null)
+            {
+                return context.Messages.FirstOrDefault(x => x.MessageId == model.MessageId)?.GetViewModel;
+            }
+            return null;
+        }
+
+        public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            return context.Messages
+                .Where(x => x.ClientId == model.ClientId)
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+
+        public List<MessageInfoViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDatabase();
+            return context.Messages
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+
+        public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var newMessage = MessageInfo.Create(model);
+            if (newMessage == null || context.Messages.Any(x => x.MessageId.Equals(model.MessageId)))
+            {
+                return null;
+            }
+            context.Messages.Add(newMessage);
+            context.SaveChanges();
+            return newMessage.GetViewModel;
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Implements/OrderStorage.cs

@@ -12,9 +12,10 @@ namespace IceCreamShopDatabaseImplement.Implements
         public OrderViewModel? Delete(OrderBindingModel model)
         {
             using var context = new IceCreamShopDatabase();
-
-            var element = context.Orders.Include(x => x.Client).FirstOrDefault(x => x.Id == model.Id);
-
+            var element = context.Orders
+                .Include(x => x.Client)
+                .Include(x => x.Implementer)
+                .FirstOrDefault(x => x.Id == model.Id);
             if (element != null)
             {
                 context.Orders.Remove(element);
@@ -28,16 +29,16 @@ namespace IceCreamShopDatabaseImplement.Implements
 
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
-            if (!model.Id.HasValue)
-            {
-                return null;
-            }
-
             using var context = new IceCreamShopDatabase();
             return context.Orders
-                .Include(x => x.Client)
-                .FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)
-                ?.GetViewModel;
+                    .Include(x => x.Client)
+                    .Include(x => x.Implementer)
+                    .FirstOrDefault(x =>
+                        (model.Statusses == null || model.Statusses != null && model.Statusses.Contains(x.Status)) &&
+                        model.ImplementerId.HasValue && x.ImplementerId == model.ImplementerId ||
+                        model.Id.HasValue && x.Id == model.Id
+                    )
+                    ?.GetViewModel;
         }
 
         public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
@@ -47,24 +48,33 @@ namespace IceCreamShopDatabaseImplement.Implements
                 var result = GetElement(model);
                 return result != null ? new() { result } : new();
             }
+
             using var context = new IceCreamShopDatabase();
+            IQueryable<Order>? queryWhere = null;
+
             if (model.DateFrom.HasValue && model.DateTo.HasValue) 
             {
-                return context.Orders
-                    .Where(x => model.DateFrom <= x.DateCreate.Date && x.DateCreate <= model.DateTo)
-                    .Include(x => x.Client)
-                    .Select(x => x.GetViewModel)
-                    .ToList();
+                queryWhere = context.Orders
+                    .Where(x => model.DateFrom <= x.DateCreate.Date &&
+                                                  x.DateCreate.Date <= model.DateTo);
             }
-            if (model.ClientId.HasValue)
+            else if (model.Statusses != null)
             {
-                return context.Orders
-                    .Where(x => x.Client.Id == model.ClientId)
+                queryWhere = context.Orders.Where(x => model.Statusses.Contains(x.Status));
+            }
+            else if (model.ClientId.HasValue)
+            {
+                queryWhere = context.Orders.Where(x => x.ClientId == model.ClientId);
+            }
+            else
+            {
+                return new();
+            }
+            return queryWhere
                     .Include(x => x.Client)
+                    .Include(x => x.Implementer)
                     .Select(x => x.GetViewModel)
                     .ToList();
-            }
-            return new();
         }
 
         public List<OrderViewModel> GetFullList()
@@ -72,6 +82,7 @@ namespace IceCreamShopDatabaseImplement.Implements
             using var context = new IceCreamShopDatabase();
             return context.Orders
                 .Include(x => x.Client)
+                .Include(x => x.Implementer)
                 .Select(x => x.GetViewModel)
                 .ToList();
         }
@@ -96,20 +107,14 @@ namespace IceCreamShopDatabaseImplement.Implements
         public OrderViewModel? Update(OrderBindingModel model)
         {
             using var context = new IceCreamShopDatabase();
-
-            var order = context.Orders
-                .Include(x => x.Client)
-                .FirstOrDefault(x => x.Id == model.Id);
-
+            var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
             if (order == null)
             {
                 return null;
             }
-
             order.Update(model);
             context.SaveChanges();
-
-            return order.GetViewModel;
+            return context.Orders.Include(x => x.IceCream).Include(x => x.Implementer).FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
         }
     }
 }

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20230408135215_implementer.Designer.cs

@@ -0,0 +1,257 @@
+// <auto-generated />
+using System;
+using IceCreamShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(IceCreamShopDatabase))]
+    [Migration("20230408135215_implementer")]
+    partial class implementer
+    {
+        /// <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("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IceCreamName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("IceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", 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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("IceCreamComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Components")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Orders")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.Navigation("Client");
+
+                    b.Navigation("IceCream");
+
+                    b.Navigation("Implementer");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20230408135215_implementer.cs

@@ -0,0 +1,67 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class implementer : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "ImplementerId",
+                table: "Orders",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.CreateTable(
+                name: "Implementers",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    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");
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20230411104402_LabWork07_mail.Designer.cs

@@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using IceCreamShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(IceCreamShopDatabase))]
+    [Migration("20230411104402_LabWork07_mail")]
+    partial class LabWork07_mail
+    {
+        /// <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("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IceCreamName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("IceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", 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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("IceCreamComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Components")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Orders")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.Navigation("Client");
+
+                    b.Navigation("IceCream");
+
+                    b.Navigation("Implementer");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Messages");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20230411104402_LabWork07_mail.cs

@@ -0,0 +1,48 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class LabWork07_mail : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Messages",
+                columns: table => new
+                {
+                    MessageId = table.Column<string>(type: "nvarchar(450)", nullable: false),
+                    ClientId = table.Column<int>(type: "int", nullable: true),
+                    SenderName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DateDelivery = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    Subject = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Body = table.Column<string>(type: "nvarchar(max)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Messages", x => x.MessageId);
+                    table.ForeignKey(
+                        name: "FK_Messages_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Messages_ClientId",
+                table: "Messages",
+                column: "ClientId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Messages");
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/IceCreamShopDatabaseModelSnapshot.cs

@@ -113,6 +113,63 @@ namespace IceCreamShopDatabaseImplement.Migrations
                     b.ToTable("IceCreamComponents");
                 });
 
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SenderName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Subject")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("MessageId");
+
+                    b.HasIndex("ClientId");
+
+                    b.ToTable("Messages");
+                });
+
             modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
                 {
                     b.Property<int>("Id")
@@ -136,6 +193,9 @@ namespace IceCreamShopDatabaseImplement.Migrations
                     b.Property<int>("IceCreamId")
                         .HasColumnType("int");
 
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
                     b.Property<int>("Status")
                         .HasColumnType("int");
 
@@ -148,6 +208,8 @@ namespace IceCreamShopDatabaseImplement.Migrations
 
                     b.HasIndex("IceCreamId");
 
+                    b.HasIndex("ImplementerId");
+
                     b.ToTable("Orders");
                 });
 
@@ -170,6 +232,15 @@ namespace IceCreamShopDatabaseImplement.Migrations
                     b.Navigation("IceCream");
                 });
 
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
             modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
                 {
                     b.HasOne("IceCreamShopDatabaseImplement.Models.Client", "Client")
@@ -184,13 +255,21 @@ namespace IceCreamShopDatabaseImplement.Migrations
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
 
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
                     b.Navigation("Client");
 
                     b.Navigation("IceCream");
+
+                    b.Navigation("Implementer");
                 });
 
             modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Client", b =>
                 {
+                    b.Navigation("Messages");
+
                     b.Navigation("Orders");
                 });
 
@@ -205,6 +284,11 @@ namespace IceCreamShopDatabaseImplement.Migrations
 
                     b.Navigation("Orders");
                 });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
 #pragma warning restore 612, 618
         }
     }

IceCreamShop/IceCreamShopDatabaseImplement/Models/Client.cs

@@ -22,7 +22,10 @@ namespace IceCreamShopDatabaseImplement.Models
         [ForeignKey("ClientId")]
         public virtual List<Order> Orders { get; set; } = new();
 
-        public static Client? Create(ClientBindingModel model)
+		[ForeignKey("ClientId")]
+		public virtual List<MessageInfo> Messages { get; set; } = new();
+
+		public static Client? Create(ClientBindingModel model)
         {
             if (model == null)
             {

IceCreamShop/IceCreamShopDatabaseImplement/Models/Implementer.cs

@@ -0,0 +1,60 @@
+using AbstractIceCreamShopDataModels.Models;
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace IceCreamShopDatabaseImplement.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; }
+
+        [ForeignKey("ImplementerId")]
+        public virtual List<Order> Orders { get; private set; } = new();
+
+        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,
+            WorkExperience = WorkExperience,
+        };
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/MessageInfo.cs

@@ -0,0 +1,52 @@
+using AbstractIceCreamShopDataModels.Models;
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using System.ComponentModel.DataAnnotations;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class MessageInfo : IMessageInfoModel
+    {
+        [Key]
+        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 Client? Client { get; private set; }
+
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Body = model.Body,
+                Subject = model.Subject,
+                ClientId = model.ClientId,
+                MessageId = model.MessageId,
+                SenderName = model.SenderName,
+                DateDelivery = model.DateDelivery,
+            };
+        }
+
+        public MessageInfoViewModel GetViewModel => new()
+        {
+            Body = Body,
+            Subject = Subject,
+            ClientId = ClientId,
+            MessageId = MessageId,
+            SenderName = SenderName,
+            DateDelivery = DateDelivery,
+        };
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/Order.cs

@@ -13,6 +13,7 @@ namespace IceCreamShopDatabaseImplement.Models
         public int IceCreamId { get; set; }
         [Required]
         public int ClientId { get; private set; }
+        public int? ImplementerId { get; private set; }
         [Required]
         public int Count { get; set; }
         [Required]
@@ -25,8 +26,9 @@ namespace IceCreamShopDatabaseImplement.Models
         public DateTime? DateImplement { get; set; }
 
         public int Id { get; set; }
-        public virtual IceCream IceCream{ get; set; }
-        public virtual Client Client { get; set; }
+        public virtual IceCream IceCream{ get; private set; }
+        public virtual Client Client { get; private set; }
+        public Implementer? Implementer { get; private set; }
         public static Order? Create(OrderBindingModel? model)
         {
             if (model == null)
@@ -37,6 +39,7 @@ namespace IceCreamShopDatabaseImplement.Models
             {
                 IceCreamId = model.IceCreamId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -53,6 +56,7 @@ namespace IceCreamShopDatabaseImplement.Models
                 return;
             }
             Status = model.Status;
+            ImplementerId = model.ImplementerId;
             DateImplement = model.DateImplement;
         }
 
@@ -66,13 +70,15 @@ namespace IceCreamShopDatabaseImplement.Models
                     IceCreamId = IceCreamId,
                     ClientId = ClientId,
                     Count = Count,
+                    ImplementerId = ImplementerId,
                     Sum = Sum,
                     Status = Status,
                     DateCreate = DateCreate,
                     DateImplement = DateImplement,
                     Id = Id,
                     IceCreamName = context.IceCreams.FirstOrDefault(x => x.Id == IceCreamId)?.IceCreamName ?? string.Empty,
-                    ClientFIO = context.Clients.FirstOrDefault(x => x.Id == ClientId)?.ClientFIO ?? string.Empty
+                    ImplementerFIO = Implementer?.ImplementerFIO ?? string.Empty,
+					ClientFIO = Client?.ClientFIO ?? string.Empty,
                 };
             }
         }

IceCreamShop/IceCreamShopFileImplement/DataFileSingleton.cs

@@ -15,10 +15,14 @@ namespace IceCreamShopFileImplement
         private readonly string OrderFileName = "Order.xml";
         private readonly string IceCreamFileName = "IceCream.xml";
         private readonly string ClientFileName = "Client.xml";
+        private readonly string ImplementerFileName = "Implementer.xml";
+        private readonly string MessageInfoFileName = "MessageInfo.xml";        
         public List<Component> Components { get; private set; }
         public List<Order> Orders { get; private set; }
         public List<IceCream> IceCreams { get; private set; }
         public List<Client> Clients { get; private set; }
+        public List<Implementer> Implementers { get; private set; }
+        public List<MessageInfo> Messages { get; private set; }
         public static DataFileSingleton GetInstance()
         {
             if (instance == null)
@@ -31,12 +35,16 @@ namespace IceCreamShopFileImplement
         public void SaveIceCreams() => SaveData(IceCreams, IceCreamFileName, "IceCreams", x => x.GetXElement);
         public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
         public void SaveClients() => SaveData(Clients, OrderFileName, "Clients", x => x.GetXElement);
+        public void SaveImplementers() => SaveData(Orders, ImplementerFileName, "Implementers", x => x.GetXElement);
+        public void SaveMessages() => SaveData(Orders, ImplementerFileName, "Messages", x => x.GetXElement);
         private DataFileSingleton()
         {
             Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
             IceCreams = LoadData(IceCreamFileName, "IceCream", x => IceCream.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)!)!;
+            Messages = LoadData(MessageInfoFileName, "MessageInfo", x => MessageInfo.Create(x)!)!;
         }
         private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
         {

IceCreamShop/IceCreamShopFileImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,91 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopFileImplement.Models;
+
+namespace IceCreamShopFileImplement.Implements
+{
+	public class ImplementerStorage : IImplementerStorage
+	{
+		private readonly DataFileSingleton _source;
+		public ImplementerStorage()
+		{
+			_source = DataFileSingleton.GetInstance();
+		}
+
+		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;
+		}
+
+		public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+		{
+			if (model.Id.HasValue)
+				return _source.Implementers.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+			if (model.ImplementerFIO != null && model.Password != null)
+				return _source.Implementers
+					.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO)
+									  && x.Password.Equals(model.Password))
+					?.GetViewModel;
+			if (model.ImplementerFIO != null)
+				return _source.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO))?.GetViewModel;
+			return null;
+		}
+
+		public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+		{
+			if (model == null)
+			{
+				return new();
+			}
+			if (model.Id.HasValue)
+			{
+				var res = GetElement(model);
+				return res != null ? new() { res } : new();
+			}
+			if (model.ImplementerFIO != null) // На случай если фио не будет уникальным (по заданию оно уникально)
+			{
+				return _source.Implementers
+					.Where(x => x.ImplementerFIO.Equals(model.ImplementerFIO))
+					.Select(x => x.GetViewModel)
+					.ToList();
+			}
+			return new();
+		}
+
+		public List<ImplementerViewModel> GetFullList()
+		{
+			return _source.Implementers.Select(x => x.GetViewModel).ToList();
+		}
+
+		public ImplementerViewModel? Insert(ImplementerBindingModel model)
+		{
+			model.Id = _source.Implementers.Count > 0 ? _source.Implementers.Max(x => x.Id) + 1 : 1;
+			var res = Implementer.Create(model);
+			if (res != null)
+			{
+				_source.Implementers.Add(res);
+				_source.SaveImplementers();
+			}
+			return res?.GetViewModel;	
+		}
+
+		public ImplementerViewModel? Update(ImplementerBindingModel model)
+		{
+			var res = _source.Implementers.FirstOrDefault(x => x.Id == model.Id);
+			if (res != null)
+			{
+				res.Update(model);
+				_source.SaveImplementers();
+			}
+			return res?.GetViewModel;
+		}
+	}
+}

IceCreamShop/IceCreamShopFileImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,53 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopFileImplement.Models;
+
+namespace IceCreamShopFileImplement.Implements
+{
+    public class MessageInfoStorage : IMessageInfoStorage
+    {
+        private readonly DataFileSingleton _source;
+        public MessageInfoStorage()
+        {
+            _source = DataFileSingleton.GetInstance();
+        }
+
+        public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+        {
+            if (model.MessageId != null)
+            {
+                return _source.Messages.FirstOrDefault(x => x.MessageId == model.MessageId)?.GetViewModel;
+            }
+            return null;
+        }
+
+        public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+        {
+            return _source.Messages
+                .Where(x => x.ClientId == model.ClientId)
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+
+        public List<MessageInfoViewModel> GetFullList()
+        {
+            return _source.Messages
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+
+        public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+        {
+            var newMessage = MessageInfo.Create(model);
+            if (newMessage == null)
+            {
+                return null;
+            }
+            _source.Messages.Add(newMessage);
+            _source.SaveMessages();
+            return newMessage.GetViewModel;
+        }
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Implements/OrderStorage.cs

@@ -14,45 +14,75 @@ namespace IceCreamShopFileImplement.Implements
     public class OrderStorage : IOrderStorage
     {
         private readonly DataFileSingleton source;
-
         public OrderStorage()
         {
             source = DataFileSingleton.GetInstance();
         }
 
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Orders.Remove(element);
+                source.SaveOrders();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
+            if (model.ImplementerId.HasValue && model.Statusses != null)
+            {
+                return source.Orders
+                    .FirstOrDefault(x => x.ImplementerId == model.ImplementerId &&
+                                         model.Statusses.Contains(x.Status))
+                    ?.GetViewModel;
+            }
+            if (model.ImplementerId.HasValue)
+            {
+                return source.Orders.FirstOrDefault(x => x.ImplementerId == model.ImplementerId)?.GetViewModel;
+            }
             if (!model.Id.HasValue)
             {
                 return null;
             }
-            return GetViewModel(source.Orders.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id)));
+            return source.Orders.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)?.GetViewModel;
         }
 
         public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
         {
-            if (!model.Id.HasValue && !model.DateFrom.HasValue && !model.DateTo.HasValue)
+            if (!model.Id.HasValue && model.DateFrom.HasValue && model.DateTo.HasValue) // если не ищем по айдишнику, значит ищем по диапазону дат
             {
-                return new();
+                return source.Orders
+                    .Where(x => model.DateFrom <= x.DateCreate.Date && x.DateCreate <= model.DateTo)
+                    .Select(x => x.GetViewModel)
+                    .ToList();
             }
-
-            if (model.ClientId.HasValue)
+            if (!model.Id.HasValue && model.ClientId.HasValue)
             {
                 return source.Orders
                     .Where(x => x.ClientId == model.ClientId)
                     .Select(x => x.GetViewModel)
                     .ToList();
             }
-
-            return source.Orders
-            .Where(x => x.Id == model.Id || model.DateFrom <= x.DateCreate && x.DateCreate <= model.DateTo)
-            .Select(x => x.GetViewModel)
-            .ToList();
+            if (!model.Id.HasValue && model.Statusses != null)
+            {
+                return source.Orders
+                    .Where(x => model.Statusses.Contains(x.Status))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            var result = GetElement(model);
+            return result != null ? new() { result } : new();
         }
 
         public List<OrderViewModel> GetFullList()
         {
-            return source.Orders.Select(x => x.GetViewModel).ToList();
+            return source.Orders
+                .Select(x => x.GetViewModel)
+                .ToList();
         }
 
         public OrderViewModel? Insert(OrderBindingModel model)
@@ -77,36 +107,7 @@ namespace IceCreamShopFileImplement.Implements
             }
             order.Update(model);
             source.SaveOrders();
-            return GetViewModel(order);
-        }
-        public OrderViewModel? Delete(OrderBindingModel model)
-        {
-            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
-            if (order == null)
-            {
-                return null;
-            }
-            order.Update(model);
-            source.SaveOrders();
-            return GetViewModel(order);
-        }
-
-        private OrderViewModel GetViewModel(Order order)
-        {
-            var viewModel = order.GetViewModel;
-            var icecream = source.IceCreams.FirstOrDefault(x => x.Id == order.IceCreamId);
-            if (icecream != null)
-            {
-                viewModel.IceCreamName = icecream.IceCreamName;
-            }
-
-            var client = source.Clients.FirstOrDefault(x => x.Id == order.ClientId);
-            if (client != null)
-            {
-                viewModel.ClientFIO = client.ClientFIO;
-            }
-
-            return viewModel;
+            return order.GetViewModel;
         }
     }
 }

IceCreamShop/IceCreamShopFileImplement/Models/Implementer.cs

@@ -0,0 +1,80 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using AbstractIceCreamShopDataModels.Models;
+using System.Xml.Linq;
+
+namespace IceCreamShopFileImplement.Models
+{
+	public class Implementer : IImplementerModel
+	{
+		public int Id { get; private set; }
+
+		public string ImplementerFIO { get; private set; } = string.Empty;
+
+		public string Password { get; private set; } = string.Empty;
+
+		public int WorkExperience { get; private set; }
+
+		public int Qualification { get; private set; }
+
+		public static Implementer? Create(XElement element)
+		{
+			if (element == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				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)
+			);
+	}
+}

IceCreamShop/IceCreamShopFileImplement/Models/MessageInfo.cs

@@ -0,0 +1,75 @@
+using AbstractIceCreamShopDataModels.Models;
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using System.Xml.Linq;
+
+namespace IceCreamShopFileImplement.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 static MessageInfo? Create(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Body = model.Body,
+                Subject = model.Subject,
+                ClientId = model.ClientId,
+                MessageId = model.MessageId,
+                SenderName = model.SenderName,
+                DateDelivery = model.DateDelivery,
+            };
+        }
+
+        public static MessageInfo? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Body = element.Attribute("Body")!.Value,
+                Subject = element.Attribute("Subject")!.Value,
+                ClientId = Convert.ToInt32(element.Attribute("ClientId")!.Value),
+                MessageId = element.Attribute("MessageId")!.Value,
+                SenderName = element.Attribute("SenderName")!.Value,
+                DateDelivery = Convert.ToDateTime(element.Attribute("DateDelivery")!.Value),
+            };
+        }
+
+        public MessageInfoViewModel GetViewModel => new()
+        {
+            Body = Body,
+            Subject = Subject,
+            ClientId = ClientId,
+            MessageId = MessageId,
+            SenderName = SenderName,
+            DateDelivery = DateDelivery,
+        };
+
+        public XElement GetXElement => new("MessageInfo",
+            new XAttribute("Body", Body),
+            new XAttribute("Subject", Subject),
+            new XAttribute("ClientId", ClientId),
+            new XAttribute("MessageId", MessageId),
+            new XAttribute("SenderName", SenderName),
+            new XAttribute("DateDelivery", DateDelivery)
+            );
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Models/Order.cs

@@ -18,6 +18,8 @@ namespace IceCreamShopFileImplement.Models
 
         public int IceCreamId { get; private set; }
 
+        public int? ImplementerId { get; set; }
+
         public int ClientId { get; set; }
 
         public int Count { get; private set; }
@@ -40,6 +42,7 @@ namespace IceCreamShopFileImplement.Models
                 Id = model.Id,
                 IceCreamId = model.IceCreamId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -58,6 +61,7 @@ namespace IceCreamShopFileImplement.Models
                 Id = Convert.ToInt32(element.Attribute("Id")!.Value),
                 IceCreamId = Convert.ToInt32(element.Element("IceCreamId")!.Value),
                 ClientId = Convert.ToInt32(element.Element("ClientId")!.Value),
+                ImplementerId = Convert.ToInt32(element.Element("ImplementerId")!.Value),
                 Sum = Convert.ToDouble(element.Element("Sum")!.Value),
                 Count = Convert.ToInt32(element.Element("Count")!.Value),
                 Status = (OrderStatus)Enum.Parse(typeof(OrderStatus), element.Element("Status")!.Value),
@@ -76,6 +80,9 @@ namespace IceCreamShopFileImplement.Models
         }
         public OrderViewModel GetViewModel => new()
         {
+            ImplementerFIO = DataFileSingleton.GetInstance().Implementers.FirstOrDefault(x => x.Id == ImplementerId)?.ImplementerFIO ?? string.Empty,
+            IceCreamName = DataFileSingleton.GetInstance().IceCreams.FirstOrDefault(x => x.Id == IceCreamId)?.IceCreamName ?? string.Empty,
+            ClientFIO = DataFileSingleton.GetInstance().Clients.FirstOrDefault(x => x.Id == ClientId)?.ClientFIO ?? string.Empty,
             Id = Id,
             IceCreamId = IceCreamId,
             ClientId = ClientId,
@@ -90,6 +97,7 @@ namespace IceCreamShopFileImplement.Models
                  new XAttribute("Id", Id),
                  new XElement("IceCreamId", IceCreamId.ToString()),
                  new XElement("ClientId", ClientId),
+                 new XElement("ImplementerId", ImplementerId),
                  new XElement("Count", Count.ToString()),
                  new XElement("Sum", Sum.ToString()),
                  new XElement("Status", Status.ToString()),

IceCreamShop/IceCreamShopListImplement/DataListSingleton.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using IceCreamShopListImplement.Models;
+using IceCreamShopListImplement.Models;
 
 namespace IceCreamShopListImplement
 {
@@ -14,12 +9,17 @@ namespace IceCreamShopListImplement
         public List<Order> Orders { get; set; }
         public List<IceCream> iceCreams { get; set; }
         public List<Client> Clients { get; set; }
+        public List<Implementer> Implementers { get; set; }
+        public List<MessageInfo> Messages { get; set; }
+
         private DataListSingleton()
         {
             Components = new List<Component>();
             Orders = new List<Order>();
             iceCreams = new List<IceCream>();
             Clients = new List<Client>();
+            Implementers = new List<Implementer>();
+            Messages = new List<MessageInfo>();
         }
         public static DataListSingleton GetInstance()
         {

IceCreamShop/IceCreamShopListImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,114 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopListImplement.Models;
+
+namespace IceCreamShopListImplement.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();
+			}
+			// На случай если при расширении проекта фио не будет уникальным
+			// (по заданию оно уникально)
+			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;
+		}
+	}
+}

IceCreamShop/IceCreamShopListImplement/Implements/MessageInfoStorage.cs

@@ -0,0 +1,61 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopListImplement.Models;
+
+namespace IceCreamShopListImplement.Implements
+{
+    public class MessageInfoStorage : IMessageInfoStorage
+	{
+        private readonly DataListSingleton _source;
+        public MessageInfoStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+
+        public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+        {
+            foreach (var message in _source.Messages)
+            {
+                if (model.MessageId != null && model.MessageId.Equals(message.MessageId))
+                    return message.GetViewModel;
+            }
+            return null;
+        }
+
+        public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+        {
+            List<MessageInfoViewModel> result = new();
+            foreach (var item in _source.Messages)
+            {
+                if (item.ClientId.HasValue && item.ClientId == model.ClientId)
+                {
+                    result.Add(item.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public List<MessageInfoViewModel> GetFullList()
+        {
+            List<MessageInfoViewModel> result = new();
+            foreach (var item in _source.Messages)
+            {
+                result.Add(item.GetViewModel);
+            }
+            return result;
+        }
+
+        public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+        {
+            var newMessage = MessageInfo.Create(model);
+            if (newMessage == null)
+            {
+                return null;
+            }
+            _source.Messages.Add(newMessage);
+            return newMessage.GetViewModel;
+        }
+    }
+}

IceCreamShop/IceCreamShopListImplement/Implements/OrderStorage.cs

@@ -27,7 +27,7 @@ namespace IceCreamShopListImplement.Implements
                 {
                     var element = _source.Orders[i];
                     _source.Orders.RemoveAt(i);
-                    return GetViewModel(element);
+                    return element.GetViewModel;
                 }
             }
             return null;
@@ -35,11 +35,27 @@ namespace IceCreamShopListImplement.Implements
 
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
-            if (!model.Id.HasValue) return null;
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
             foreach (var order in _source.Orders)
             {
-                if (order.Id == model.Id)
+                if (model.Id.HasValue && order.Id == model.Id)
+                {
                     return GetViewModel(order);
+                }
+
+                else if (model.ImplementerId.HasValue && model.Statusses != null &&
+                    order.ImplementerId == model.ImplementerId && model.Statusses.Contains(order.Status))
+                {
+                    return GetViewModel(order);
+                }
+
+                else if (model.ImplementerId.HasValue && model.ImplementerId == order.ImplementerId)
+                {
+                    return GetViewModel(order);
+                }
             }
             return null;
         }
@@ -47,24 +63,32 @@ namespace IceCreamShopListImplement.Implements
         public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
         {
             var result = new List<OrderViewModel>();
-            if (model.DateFrom.HasValue && model.DateTo.HasValue)
+            foreach (var order in _source.Orders)
             {
-                foreach (var order in _source.Orders)
+                if (order.Id == model.Id)
                 {
-                    if (order.Id == model.Id || model.DateFrom <= order.DateCreate && order.DateCreate <= model.DateTo)
-                    {
-                        result.Add(GetViewModel(order));
-                    }
+                    return new() { GetViewModel(order) };
                 }
-            }
-            if (model.ClientId.HasValue)
-            {
-                foreach (var order in _source.Orders)
+
+                else if (model.DateFrom.HasValue && model.DateTo.HasValue &&
+                    model.DateFrom <= order.DateCreate.Date && order.DateCreate.Date <= model.DateTo)
                 {
-                    if (order.ClientId == model.ClientId)
-                    {
-                        result.Add(GetViewModel(order));
-                    }
+                    result.Add(GetViewModel(order));
+                }
+
+                else if (model.ClientId.HasValue && order.ClientId == model.ClientId)
+                {
+                    result.Add(GetViewModel(order));
+                }
+
+                else if (model.ImplementerId.HasValue && order.ImplementerId == model.ImplementerId)
+                {
+                    result.Add(GetViewModel(order));
+                }
+
+                else if (model.Statusses != null && model.Statusses.Contains(order.Status))
+                {
+                    result.Add(GetViewModel(order));
                 }
             }
             return result;
@@ -96,7 +120,7 @@ namespace IceCreamShopListImplement.Implements
                 return null;
             }
             _source.Orders.Add(newOrder);
-            return GetViewModel(newOrder);
+            return newOrder.GetViewModel;
         }
 
         public OrderViewModel? Update(OrderBindingModel model)
@@ -106,7 +130,7 @@ namespace IceCreamShopListImplement.Implements
                 if (order.Id == model.Id)
                 {
                     order.Update(model);
-                    return GetViewModel(order);
+                    return order.GetViewModel;
                 }
             }
             return null;

IceCreamShop/IceCreamShopListImplement/Models/Implementer.cs

@@ -0,0 +1,55 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using AbstractIceCreamShopDataModels.Models;
+
+namespace IceCreamShopListImplement.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,
+		};
+	}
+}

IceCreamShop/IceCreamShopListImplement/Models/MessageInfo.cs

@@ -0,0 +1,49 @@
+using AbstractIceCreamShopDataModels.Models;
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopListImplement.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 static MessageInfo? Create(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new()
+            {
+                Body = model.Body,
+                Subject = model.Subject,
+                ClientId = model.ClientId,
+                MessageId = model.MessageId,
+                SenderName = model.SenderName,
+                DateDelivery = model.DateDelivery,
+            };
+        }
+
+        public MessageInfoViewModel GetViewModel => new()
+        {
+            Body = Body,
+            Subject = Subject,
+            ClientId = ClientId,
+            MessageId = MessageId,
+            SenderName = SenderName,
+            DateDelivery = DateDelivery,
+        };
+
+    }
+}

IceCreamShop/IceCreamShopListImplement/Models/Order.cs

@@ -20,6 +20,8 @@ namespace IceCreamShopListImplement.Models
 
         public int ClientId { get; private set; }
 
+        public int? ImplementerId { get; private set; }
+
         public int Count { get; private set; }
 
         public double Sum { get; private set; }
@@ -38,6 +40,7 @@ namespace IceCreamShopListImplement.Models
                 Id = model.Id,
                 IceCreamId = model.IceCreamId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -58,6 +61,7 @@ namespace IceCreamShopListImplement.Models
             Id = Id,
             IceCreamId = IceCreamId,
             ClientId = ClientId,
+            ImplementerId = ImplementerId,
             Count = Count,
             Sum = Sum,
             Status = Status,

IceCreamShop/IceCreamShopRestApi/Controllers/ClientController.cs

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

IceCreamShop/IceCreamShopRestApi/Controllers/ImplementerController.cs

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

IceCreamShop/IceCreamShopRestApi/Order.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Clients>
+  <Client Id="1">
+    <FIO>user</FIO>
+    <Email>icecreamshop2023tp@gmail.com</Email>
+    <Password>user</Password>
+  </Client>
+</Clients>

IceCreamShop/IceCreamShopRestApi/Program.cs

@@ -1,4 +1,6 @@
 using IceCreamBusinessLogic.BusinessLogics;
+using IceCreamBusinessLogic.MailWorker;
+using IceCreamShopContracts.BindingModels;
 using IceCreamShopContracts.BusinessLogicsContracts;
 using IceCreamShopContracts.StoragesContracts;
 using IceCreamShopDatabaseImplement.Implements;
@@ -10,13 +12,19 @@ builder.Logging.SetMinimumLevel(LogLevel.Trace);
 builder.Logging.AddLog4Net("log4net.config");
 
 // Add services to the container.
+builder.Services.AddTransient<IImplementerStorage, ImplementerStorage>();
 builder.Services.AddTransient<IClientStorage, ClientStorage>();
 builder.Services.AddTransient<IOrderStorage, OrderStorage>();
 builder.Services.AddTransient<IIceCreamStorage, IceCreamStorage>();
+builder.Services.AddTransient<IMessageInfoStorage, MessageInfoStorage>();
 
+builder.Services.AddTransient<IImplementerLogic, ImplementerLogic>();
 builder.Services.AddTransient<IOrderLogic, OrderLogic>();
 builder.Services.AddTransient<IClientLogic, ClientLogic>();
 builder.Services.AddTransient<IIceCreamLogic, IceCreamLogic>();
+builder.Services.AddTransient<IMessageInfoLogic, MessageInfoLogic>();
+
+builder.Services.AddSingleton<AbstractMailWorker, MailKitWorker>();
 
 builder.Services.AddControllers();
 // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
@@ -28,6 +36,17 @@ builder.Services.AddSwaggerGen(c =>
 
 var app = builder.Build();
 
+var mailSender = app.Services.GetService<AbstractMailWorker>();
+mailSender?.MailConfig(new MailConfigBindingModel
+{
+    MailLogin = builder.Configuration?.GetSection("MailLogin")?.Value?.ToString() ?? string.Empty,
+    MailPassword = builder.Configuration?.GetSection("MailPassword")?.Value?.ToString() ?? string.Empty,
+    SmtpClientHost = builder.Configuration?.GetSection("SmtpClientHost")?.Value?.ToString() ?? string.Empty,
+    SmtpClientPort = Convert.ToInt32(builder.Configuration?.GetSection("SmtpClientPort")?.Value?.ToString()),
+    PopHost = builder.Configuration?.GetSection("PopHost")?.Value?.ToString() ?? string.Empty,
+    PopPort = Convert.ToInt32(builder.Configuration?.GetSection("PopPort")?.Value?.ToString())
+});
+
 // Configure the HTTP request pipeline.
 if (app.Environment.IsDevelopment())
 {

IceCreamShop/IceCreamShopRestApi/appsettings.json

@@ -5,5 +5,12 @@
       "Microsoft.AspNetCore": "Warning"
     }
   },
-  "AllowedHosts": "*"
+  "AllowedHosts": "*",
+
+  "SmtpClientHost": "smtp.gmail.com",
+  "SmtpClientPort": "587",
+  "PopHost": "pop.gmail.com",
+  "PopPort": "995",
+  "MailLogin": "icecreamshop2023tp@gmail.com",
+  "MailPassword": "czts meyw wpbg miiv"
 }