2023-05-26 20:39:16 +04:00 · 2023-05-26 20:39:29 +04:00
58 changed files with 4215 additions and 40 deletions
--- a/.gitignore
+++ b/.gitignore
@ -398,3 +398,4 @@ FodyWeavers.xsd
 # JetBrains Rider
 *.sln.iml

+/BlacksmithWorkshop/ImplementationExtensions
--- a/BlacksmithWorkshop/BlackmithWorkshopRestApi/Controllers/ClientController.cs
+++ b/BlacksmithWorkshop/BlackmithWorkshopRestApi/Controllers/ClientController.cs
@ -15,13 +15,19 @@ namespace BlacksmithWorkshopRestApi.Controllers

        private readonly IClientLogic _logic;

-        public ClientController(IClientLogic logic, ILogger<ClientController> logger)
-        {
-            _logger = logger;
-            _logic = logic;
-        }
+		private readonly IMessageInfoLogic _mailLogic;

-        [HttpGet]
+		public int pageSize = 3;
+
+		public ClientController(IClientLogic logic, IMessageInfoLogic mailLogic, ILogger<ClientController> logger)
+		{
+			_logger = logger;
+			_logic = logic;
+			_mailLogic = mailLogic;
+		}
+
+
+		[HttpGet]
        public ClientViewModel? Login(string login, string password)
        {
            try
@ -69,5 +75,24 @@ namespace BlacksmithWorkshopRestApi.Controllers
                throw;
            }
        }
-    }
+
+		[HttpGet]
+		public List<MessageInfoViewModel>? GetMessages(int clientId, int page)
+		{
+			try
+			{
+				return _mailLogic.ReadList(new MessageInfoSearchModel
+				{
+					ClientId = clientId,
+                    Page = page,
+                    PageSize = pageSize
+				});
+			}
+			catch (Exception ex)
+			{
+				_logger.LogError(ex, "Ошибка получения писем клиента");
+				throw;
+			}
+		}
+	}
 }
--- a/BlacksmithWorkshop/BlackmithWorkshopRestApi/Program.cs
+++ b/BlacksmithWorkshop/BlackmithWorkshopRestApi/Program.cs
@ -1,4 +1,6 @@
 using BlacksmithWorkshopBusinessLogic.BusinessLogic;
+using BlacksmithWorkshopBusinessLogic.MailWorker;
+using BlacksmithWorkshopContracts.BindingModels;
 using BlacksmithWorkshopContracts.BusinessLogicsContracts;
 using BlacksmithWorkshopContracts.StoragesContracts;
 using BlacksmithWorkshopDatabaseImplement.Implements;
@ -15,11 +17,17 @@ builder.Services.AddTransient<IClientStorage, ClientStorage>();
 builder.Services.AddTransient<IOrderStorage, OrderStorage>();
 builder.Services.AddTransient<IManufactureStorage, ManufactureStorage>();
 builder.Services.AddTransient<IShopStorage, ShopStorage>();
+builder.Services.AddTransient<IImplementerStorage, ImplementerStorage>();
+builder.Services.AddTransient<IMessageInfoStorage, MessageInfoStorage>();

 builder.Services.AddTransient<IOrderLogic, OrderLogic>();
 builder.Services.AddTransient<IClientLogic, ClientLogic>();
 builder.Services.AddTransient<IManufactureLogic, ManufactureLogic>();
 builder.Services.AddTransient<IShopLogic, ShopLogic>();
+builder.Services.AddTransient<IImplementerLogic, ImplementerLogic>();
+builder.Services.AddTransient<IMessageInfoLogic, MessageInfoLogic>();
+
+builder.Services.AddSingleton<AbstractMailWorker, MailKitWorker>();

 builder.Services.AddControllers();

@ -34,6 +42,18 @@ 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())
 {
--- a/BlacksmithWorkshop/BlackmithWorkshopRestApi/appsettings.json
+++ b/BlacksmithWorkshop/BlackmithWorkshopRestApi/appsettings.json
@ -5,5 +5,12 @@
      "Microsoft.AspNetCore": "Warning"
    }
  },
-  "AllowedHosts": "*"
+  "AllowedHosts": "*",
+
+  "SmtpClientHost": "smtp.gmail.com",
+  "SmtpClientPort": "587",
+  "PopHost": "pop.gmail.com",
+  "PopPort": "995",
+  "MailLogin": "uveselchak99@gmail.com",
+  "MailPassword": "nqkv jzzq fryi leao"
 }
--- a/BlacksmithWorkshop/BlacksmithWorkshop/App.config
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/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="uveselchak99@gmail.com" />
+    <add key="MailPassword" value="nqkv jzzq fryi leao" />
+  </appSettings>
+</configuration>
--- a/BlacksmithWorkshop/BlacksmithWorkshop/BlacksmithWorkshop.csproj
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/BlacksmithWorkshop.csproj
@ -27,4 +27,10 @@
    <ProjectReference Include="..\BlacksmithWorkshopListImplement\BlacksmithWorkshopListImplement.csproj" />
  </ItemGroup>

+  <ItemGroup>
+    <None Update="App.config">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
 </Project>
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormAnswerMail.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormAnswerMail.Designer.cs
@ -0,0 +1,140 @@
+namespace BlacksmithWorkshop
+{
+    partial class FormAnswerMail
+    {
+        /// <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()
+        {
+            buttonSave = new Button();
+            buttonCancel = new Button();
+            textBoxHead = new TextBox();
+            textBoxBody = new TextBox();
+            labelHead = new Label();
+            labelBody = new Label();
+            labelAnswer = new Label();
+            textBoxAnswer = new TextBox();
+            SuspendLayout();
+            // 
+            // buttonSave
+            // 
+            buttonSave.Location = new Point(203, 227);
+            buttonSave.Name = "buttonSave";
+            buttonSave.Size = new Size(125, 29);
+            buttonSave.TabIndex = 0;
+            buttonSave.Text = "Сохранить";
+            buttonSave.UseVisualStyleBackColor = true;
+            buttonSave.Click += ButtonSave_Click;
+            // 
+            // buttonCancel
+            // 
+            buttonCancel.Location = new Point(350, 227);
+            buttonCancel.Name = "buttonCancel";
+            buttonCancel.Size = new Size(123, 29);
+            buttonCancel.TabIndex = 1;
+            buttonCancel.Text = "Отмена";
+            buttonCancel.UseVisualStyleBackColor = true;
+            buttonCancel.Click += ButtonCancel_Click;
+            // 
+            // textBoxHead
+            // 
+            textBoxHead.Location = new Point(151, 34);
+            textBoxHead.Name = "textBoxHead";
+            textBoxHead.Size = new Size(322, 27);
+            textBoxHead.TabIndex = 2;
+            // 
+            // textBoxBody
+            // 
+            textBoxBody.Location = new Point(151, 98);
+            textBoxBody.Name = "textBoxBody";
+            textBoxBody.Size = new Size(322, 27);
+            textBoxBody.TabIndex = 3;
+            // 
+            // labelHead
+            // 
+            labelHead.AutoSize = true;
+            labelHead.Location = new Point(30, 37);
+            labelHead.Name = "labelHead";
+            labelHead.Size = new Size(84, 20);
+            labelHead.TabIndex = 4;
+            labelHead.Text = "Заголовок:";
+            // 
+            // labelBody
+            // 
+            labelBody.AutoSize = true;
+            labelBody.Location = new Point(30, 101);
+            labelBody.Name = "labelBody";
+            labelBody.Size = new Size(94, 20);
+            labelBody.TabIndex = 5;
+            labelBody.Text = "Сообщение:";
+            // 
+            // labelAnswer
+            // 
+            labelAnswer.AutoSize = true;
+            labelAnswer.Location = new Point(30, 163);
+            labelAnswer.Name = "labelAnswer";
+            labelAnswer.Size = new Size(51, 20);
+            labelAnswer.TabIndex = 6;
+            labelAnswer.Text = "Ответ:";
+            // 
+            // textBoxAnswer
+            // 
+            textBoxAnswer.Location = new Point(151, 160);
+            textBoxAnswer.Name = "textBoxAnswer";
+            textBoxAnswer.Size = new Size(322, 27);
+            textBoxAnswer.TabIndex = 7;
+            // 
+            // FormAnswerMail
+            // 
+            AutoScaleDimensions = new SizeF(8F, 20F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(512, 284);
+            Controls.Add(textBoxAnswer);
+            Controls.Add(labelAnswer);
+            Controls.Add(labelBody);
+            Controls.Add(labelHead);
+            Controls.Add(textBoxBody);
+            Controls.Add(textBoxHead);
+            Controls.Add(buttonCancel);
+            Controls.Add(buttonSave);
+            Name = "FormAnswerMail";
+            Text = "Просмотр письма";
+            Load += FormAnswerMail_Load;
+            ResumeLayout(false);
+            PerformLayout();
+        }
+
+        #endregion
+
+        private Button buttonSave;
+        private Button buttonCancel;
+        private TextBox textBoxHead;
+        private TextBox textBoxBody;
+        private Label labelHead;
+        private Label labelBody;
+        private Label labelAnswer;
+        private TextBox textBoxAnswer;
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormAnswerMail.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormAnswerMail.cs
@ -0,0 +1,98 @@
+using BlacksmithWorkshopBusinessLogic.MailWorker;
+using BlacksmithWorkshopContracts.BusinessLogicsContracts;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace BlacksmithWorkshop
+{
+    public partial class FormAnswerMail : Form
+    {
+        private readonly ILogger _logger;
+
+        private readonly IMessageInfoLogic _logic;
+
+        private readonly AbstractMailWorker _mailWorker;
+
+        private MessageInfoViewModel _message;
+
+        public string MessageId { get; set; } = string.Empty;
+
+        public FormAnswerMail(ILogger<FormAnswerMail> logger, AbstractMailWorker mailWorker, IMessageInfoLogic logic)
+        {
+            InitializeComponent();
+
+            _logger = logger;
+            _mailWorker = mailWorker;
+            _logic = logic;
+        }
+
+        private void FormAnswerMail_Load(object sender, EventArgs e)
+        {
+            try
+            {
+                _logger.LogInformation("Получение письма");
+
+                _message = _logic.ReadElement(new MessageInfoSearchModel { MessageId = MessageId });
+
+                if (_message != null)
+                {
+                    Text += $"для {_message.SenderName}";
+
+                    textBoxHead.Text = _message.Subject;
+
+                    textBoxBody.Text = _message.Body;
+                }
+
+                if (_message.IsRead is false)
+                {
+                    _logic.Update(new() { MessageId = MessageId, IsRead = true, Answer = _message.Answer });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка получения письма");
+
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonSave_Click(object sender, EventArgs e)
+        {
+            //отправка письма с ответом
+            _mailWorker.MailSendAsync(new()
+            {
+                MailAddress = _message.SenderName,
+                Subject = _message.Subject,
+                Text = textBoxAnswer.Text,
+            });
+
+            _logic.Update(new()
+            {
+                MessageId = MessageId,
+                Answer = textBoxAnswer.Text,
+                IsRead = true,
+            });
+
+            MessageBox.Show("Успешная отправка письма", "Отправка письма", MessageBoxButtons.OK);
+
+            DialogResult = DialogResult.OK;
+            Close();
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormAnswerMail.resx
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormAnswerMail.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>
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.Designer.cs
@ -0,0 +1,101 @@
+namespace BlacksmithWorkshop
+{
+    partial class FormMails
+    {
+        /// <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();
+            buttonForward = new Button();
+            buttonBack = new Button();
+            buttonAnswer = new Button();
+            ((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit();
+            SuspendLayout();
+            // 
+            // dataGridView
+            // 
+            dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            dataGridView.Location = new Point(12, 12);
+            dataGridView.Name = "dataGridView";
+            dataGridView.RowHeadersWidth = 51;
+            dataGridView.RowTemplate.Height = 29;
+            dataGridView.Size = new Size(781, 393);
+            dataGridView.TabIndex = 0;
+            // 
+            // buttonForward
+            // 
+            buttonForward.Location = new Point(155, 416);
+            buttonForward.Name = "buttonForward";
+            buttonForward.Size = new Size(175, 29);
+            buttonForward.TabIndex = 1;
+            buttonForward.Text = "Вперёд";
+            buttonForward.UseVisualStyleBackColor = true;
+            buttonForward.Click += ButtonForward_Click;
+            // 
+            // buttonBack
+            // 
+            buttonBack.Location = new Point(468, 416);
+            buttonBack.Name = "buttonBack";
+            buttonBack.Size = new Size(173, 29);
+            buttonBack.TabIndex = 2;
+            buttonBack.Text = "Назад";
+            buttonBack.UseVisualStyleBackColor = true;
+            buttonBack.Click += ButtonBack_Click;
+            // 
+            // buttonAnswer
+            // 
+            buttonAnswer.Location = new Point(806, 34);
+            buttonAnswer.Name = "buttonAnswer";
+            buttonAnswer.Size = new Size(136, 29);
+            buttonAnswer.TabIndex = 3;
+            buttonAnswer.Text = "Ответить";
+            buttonAnswer.UseVisualStyleBackColor = true;
+            buttonAnswer.Click += ButtonAnswer_Click;
+            // 
+            // FormMails
+            // 
+            AutoScaleDimensions = new SizeF(8F, 20F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(963, 457);
+            Controls.Add(buttonAnswer);
+            Controls.Add(buttonBack);
+            Controls.Add(buttonForward);
+            Controls.Add(dataGridView);
+            Name = "FormMails";
+            Text = "Письма";
+            Load += FormMails_Load;
+            ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
+            ResumeLayout(false);
+        }
+
+        #endregion
+
+        private DataGridView dataGridView;
+        private Button buttonForward;
+        private Button buttonBack;
+        private Button buttonAnswer;
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.cs
@ -0,0 +1,134 @@
+using BlacksmithWorkshopBusinessLogic.BusinessLogic;
+using BlacksmithWorkshopContracts.BusinessLogicsContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace BlacksmithWorkshop
+{
+    public partial class FormMails : Form
+    {
+        private readonly ILogger _logger;
+
+        private readonly IMessageInfoLogic _messageLogic;
+
+		private int currentPage = 1;
+
+		public int pageSize = 5;
+
+		public FormMails(ILogger<FormMails> logger, IMessageInfoLogic messageLogic)
+        {
+            InitializeComponent();
+
+            _logger = logger;
+            _messageLogic = messageLogic;
+
+            buttonBack.Enabled = false;
+        }
+
+        private void FormMails_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private bool LoadData()
+        {
+            _logger.LogInformation("Загрузка писем");
+
+			try
+			{
+				var list = _messageLogic.ReadList(new()
+				{
+					Page = currentPage,
+					PageSize = pageSize,
+				});
+
+				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");
+
+				return true;
+			}
+			catch (Exception ex)
+			{
+				_logger.LogError(ex, "Ошибка загрузки писем");
+				MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+
+				return false;
+			}
+		}
+
+        private void ButtonForward_Click(object sender, EventArgs e)
+        {
+			currentPage++;
+			if (!LoadData() || ((List<MessageInfoViewModel>)dataGridView.DataSource).Count == 0)
+			{
+				_logger.LogWarning("Обращение к несуществующему письму");
+
+				currentPage--;
+
+				LoadData();
+
+				buttonForward.Enabled = false;
+			}
+			else
+			{
+				buttonBack.Enabled = true;
+			}
+		}
+
+        private void ButtonBack_Click(object sender, EventArgs e)
+        {
+			if (currentPage == 1)
+			{
+				_logger.LogWarning("Неккоректный номер страницы {page}", currentPage - 1);
+
+				return;
+			}
+
+			currentPage--;
+
+			if (LoadData())
+			{
+				buttonForward.Enabled = true;
+
+				if (currentPage == 1)
+				{
+					buttonBack.Enabled = false;
+				}
+			}
+		}
+
+        private void ButtonAnswer_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                var service = Program.ServiceProvider?.GetService(typeof(FormAnswerMail));
+
+                if (service is FormAnswerMail form)
+                {
+                    form.MessageId = dataGridView.SelectedRows[0].Cells["MessageId"].Value.ToString();
+
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        LoadData();
+                    }
+                }
+            }
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.resx
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.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>
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormMain.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormMain.Designer.cs
@ -51,6 +51,7 @@
            clientsToolStripMenuItem = new ToolStripMenuItem();
            startWorkToolStripMenuItem = new ToolStripMenuItem();
            buttonSellManufacture = new Button();
+            messageToolStripMenuItem = new ToolStripMenuItem();
            ((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit();
            menuStrip.SuspendLayout();
            SuspendLayout();
@ -206,7 +207,7 @@
            // 
            // работаСКлиентамиToolStripMenuItem
            // 
-            работаСКлиентамиToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { clientsToolStripMenuItem });
+            работаСКлиентамиToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { clientsToolStripMenuItem, messageToolStripMenuItem });
            работаСКлиентамиToolStripMenuItem.Name = "работаСКлиентамиToolStripMenuItem";
            работаСКлиентамиToolStripMenuItem.Size = new Size(161, 24);
            работаСКлиентамиToolStripMenuItem.Text = "Работа с клиентами";
@ -235,6 +236,13 @@
            buttonSellManufacture.UseVisualStyleBackColor = true;
            buttonSellManufacture.Click += ButtonSellManufacture_Click;
            // 
+            // messageToolStripMenuItem
+            // 
+            messageToolStripMenuItem.Name = "messageToolStripMenuItem";
+            messageToolStripMenuItem.Size = new Size(224, 26);
+            messageToolStripMenuItem.Text = "Письма";
+            messageToolStripMenuItem.Click += MessageToolStripMenuItem_Click;
+            // 
            // FormMain
            // 
            AutoScaleDimensions = new SizeF(8F, 20F);
@ -282,5 +290,6 @@
        private ToolStripMenuItem работаСКлиентамиToolStripMenuItem;
        private ToolStripMenuItem clientsToolStripMenuItem;
        private ToolStripMenuItem startWorkToolStripMenuItem;
+        private ToolStripMenuItem messageToolStripMenuItem;
    }
 }
--- a/BlacksmithWorkshop/BlacksmithWorkshop/FormMain.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormMain.cs
@ -259,5 +259,15 @@ namespace BlacksmithWorkshop
                form.ShowDialog();
            }
        }
+
+        private void MessageToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormMails));
+
+            if (service is FormMails form)
+            {
+                form.ShowDialog();
+            }
+        }
    }
 }
--- a/BlacksmithWorkshop/BlacksmithWorkshop/Program.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/Program.cs
@ -7,6 +7,8 @@ using BlacksmithWorkshopDatabaseImplement.Implements;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using NLog.Extensions.Logging;
+using BlacksmithWorkshopBusinessLogic.MailWorker;
+using BlacksmithWorkshopContracts.BindingModels;

 namespace BlacksmithWorkshop
 {
@ -28,7 +30,32 @@ namespace BlacksmithWorkshop
            var services = new ServiceCollection();
            ConfigureServices(services);
            _serviceProvider = services.BuildServiceProvider();
-            Application.Run(_serviceProvider.GetRequiredService<FormMain>());
+
+			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"])
+				});
+
+				// ñîçäàåì òàéìåð
+				var timer = new System.Threading.Timer(new TimerCallback(MailCheck!), null, 0, 100000);
+			}
+			catch (Exception ex)
+			{
+				var logger = _serviceProvider.GetService<ILogger>();
+
+				logger?.LogError(ex, "Îøèáêà ðàáîòû ñ ïî÷òîé");
+			}
+
+
+			Application.Run(_serviceProvider.GetRequiredService<FormMain>());
        }

        private static void ConfigureServices(ServiceCollection services)
@ -45,6 +72,7 @@ namespace BlacksmithWorkshop
            services.AddTransient<IShopStorage, ShopStorage>();
            services.AddTransient<IImplementerStorage, ImplementerStorage>();
            services.AddTransient<IClientStorage, ClientStorage>();
+            services.AddTransient<IMessageInfoStorage, MessageInfoStorage>();

            services.AddTransient<IWorkPieceLogic, WorkPieceLogic>();
            services.AddTransient<IOrderLogic, OrderLogic>();
@ -53,8 +81,10 @@ namespace BlacksmithWorkshop
 			services.AddTransient<IReportLogic, ReportLogic>();
            services.AddTransient<IImplementerLogic, ImplementerLogic>();
            services.AddTransient<IClientLogic, ClientLogic>();
+            services.AddTransient<IMessageInfoLogic, MessageInfoLogic>();

            services.AddTransient<IWorkProcess, WorkModeling>();
+            services.AddSingleton<AbstractMailWorker, MailKitWorker>();

            services.AddTransient<AbstractSaveToExcel, SaveToExcel>();
 			services.AddTransient<AbstractSaveToWord, SaveToWord>();
@ -78,6 +108,10 @@ namespace BlacksmithWorkshop
            services.AddTransient<FormClients>();
            services.AddTransient<FormImplementers>();
            services.AddTransient<FormImplementer>();
+            services.AddTransient<FormMails>();
+            services.AddTransient<FormAnswerMail>();
        }
+
+        private static void MailCheck(object obj) => ServiceProvider?.GetService<AbstractMailWorker>()?.MailCheck();
    }
 }
--- a/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BlacksmithWorkshopBusinessLogic.csproj
+++ b/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BlacksmithWorkshopBusinessLogic.csproj
@ -8,6 +8,7 @@

  <ItemGroup>
    <PackageReference Include="DocumentFormat.OpenXml" Version="2.20.0" />
+    <PackageReference Include="MailKit" Version="4.0.0" />
    <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
    <PackageReference Include="MigraDocCore.DocumentObjectModel" Version="1.3.49" />
    <PackageReference Include="MigraDocCore.Rendering" Version="1.3.49" />
--- a/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BusinessLogic/ClientLogic.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BusinessLogic/ClientLogic.cs
@ -8,6 +8,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading.Tasks;

 namespace BlacksmithWorkshopBusinessLogic.BusinessLogic
@ -141,6 +142,16 @@ namespace BlacksmithWorkshopBusinessLogic.BusinessLogic
 				throw new ArgumentNullException("Отсутствие пароля в учётной записи", nameof(model.Password));
 			}

+			if (!Regex.IsMatch(model.Email, @"^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$", RegexOptions.IgnoreCase))
+			{
+				throw new ArgumentException("Некорректная почта", nameof(model.Email));
+			}
+
+			if (!Regex.IsMatch(model.Password, @"^((\w+\d+\W+)|(\w+\W+\d+)|(\d+\w+\W+)|(\d+\W+\w+)|(\W+\w+\d+)|(\W+\d+\w+))[\w\d\W]*$", RegexOptions.IgnoreCase) && model.Password.Length < 10 && model.Password.Length > 50)
+			{
+				throw new ArgumentException("Необходимо придумать другой пароль", nameof(model.Password));
+			}
+
 			_logger.LogInformation("Client. ClientFIO:{ClientFIO}. Email:{Email}. Password:{Password}. Id:{Id}",
 				model.ClientFIO, model.Email, model.Password, model.Id);

--- a/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BusinessLogic/MessageInfoLogic.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BusinessLogic/MessageInfoLogic.cs
@ -0,0 +1,92 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.BusinessLogicsContracts;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopBusinessLogic.BusinessLogic
+{
+	public class MessageInfoLogic : IMessageInfoLogic
+	{
+		private readonly ILogger _logger;
+
+		private readonly IMessageInfoStorage _messageInfoStorage;
+
+		public MessageInfoLogic(ILogger<MessageInfoLogic> logger, IMessageInfoStorage messageInfoStorage)
+		{
+			_logger = logger;
+			_messageInfoStorage = messageInfoStorage;
+		}
+
+		public List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model)
+		{
+			_logger.LogInformation("ReadList. MessageId:{MessageId}", model?.MessageId);
+
+			//list хранит весь список в случае, если model пришло со значением null на вход метода
+			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;
+		}
+
+		MessageInfoViewModel? IMessageInfoLogic.ReadElement(MessageInfoSearchModel model)
+		{
+			if (model == null)
+			{
+				throw new ArgumentNullException(nameof(model));
+			}
+
+			_logger.LogInformation("ReadList. ClientId:{ClientId}. MessageId:{MessageId}", model.ClientId, model?.MessageId);
+
+			var element = _messageInfoStorage.GetElement(model);
+
+			if (element == null)
+			{
+				_logger.LogWarning("ReadElement element not found");
+
+				return null;
+			}
+
+			_logger.LogInformation("ReadElement find. Id:{Id}", element.MessageId);
+
+			return element;
+		}
+
+		public bool Create(MessageInfoBindingModel model)
+		{
+			if (_messageInfoStorage.Insert(model) == null)
+			{
+				_logger.LogWarning("Insert operation failed");
+
+				return false;
+			}
+
+			return true;
+		}
+
+        public bool Update(MessageInfoBindingModel model)
+        {
+            if (_messageInfoStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+
+                return false;
+            }
+
+            return true;
+        }
+	}
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BusinessLogic/OrderLogic.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BusinessLogic/OrderLogic.cs
@ -1,4 +1,5 @@
-using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopBusinessLogic.MailWorker;
+using BlacksmithWorkshopContracts.BindingModels;
 using BlacksmithWorkshopContracts.BusinessLogicsContracts;
 using BlacksmithWorkshopContracts.SearchModels;
 using BlacksmithWorkshopContracts.StoragesContracts;
@ -24,16 +25,22 @@ namespace BlacksmithWorkshopBusinessLogic.BusinessLogic

        private readonly IManufactureStorage _manufactureStorage;

-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopLogic shopLogic, IManufactureStorage manufactureStorage) 
+        private readonly IClientLogic _clientLogic;
+
+        private readonly AbstractMailWorker _mailWorker;
+
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopLogic shopLogic, IManufactureStorage manufactureStorage, IClientLogic clientLogic, AbstractMailWorker mailWorker) 
        {
            _logger = logger;
            _orderStorage = orderStorage;
            _shopLogic = shopLogic;
            _manufactureStorage = manufactureStorage;
+            _clientLogic = clientLogic;
+            _mailWorker = mailWorker;
        }

-        //вывод отфильтрованного списка компонентов
-        public List<OrderViewModel>? ReadList(OrderSearchModel? model)
+		//вывод отфильтрованного списка компонентов
+		public List<OrderViewModel>? ReadList(OrderSearchModel? model)
        {
            _logger.LogInformation("ReadList. Id:{Id}", model?.Id);

@ -88,13 +95,17 @@ namespace BlacksmithWorkshopBusinessLogic.BusinessLogic

            model.Status = OrderStatus.Принят;

-            if(_orderStorage.Insert(model) == null)
+            var result = _orderStorage.Insert(model);
+
+			if (result == null)
            {
                _logger.LogWarning("Insert operation failed");

                return false;
            }

+            SendOrderMessage(result.ClientId, $"Кузнечная мастерская, Заказ №{result.Id}", $"Заказ №{result.Id} от {result.DateCreate} на сумму {result.Sum:0.00} принят");
+
            return true;
        }
        
@ -213,15 +224,38 @@ namespace BlacksmithWorkshopBusinessLogic.BusinessLogic

            CheckModel(model, false);

-            //финальная проверка на возможность обновления
-            if (_orderStorage.Update(model) == null)
+            var result = _orderStorage.Update(model);
+
+			//финальная проверка на возможность обновления
+			if (result == null)
            {
                _logger.LogWarning("Update operation failed");

                return false;
            }

-            return true;
+			SendOrderMessage(result.ClientId, $"Кузнечаня мастерская, Заказ №{result.Id}", $"Заказ №{model.Id} изменен статус на {result.Status}");
+
+			return true;
        }
+
+		private bool SendOrderMessage(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;
+		}
 	}
 }
--- a/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/MailWorker/AbstractMailWorker.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/MailWorker/AbstractMailWorker.cs
@ -0,0 +1,107 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopBusinessLogic.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();
+	}
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/MailWorker/MailKitWorker.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/MailWorker/MailKitWorker.cs
@ -0,0 +1,91 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Mail;
+using System.Net;
+using System.Text;
+using System.Threading.Tasks;
+using MailKit.Net.Pop3;
+using MailKit.Security;
+
+namespace BlacksmithWorkshopBusinessLogic.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;
+		}
+	}
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopClientApp/APIClient.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopClientApp/APIClient.cs
@ -13,6 +13,9 @@ namespace BlacksmithWorkshopClientApp
        //поле, хранящее клиента, которого необходимо авторизовать
        public static ClientViewModel? Client { get; set; } = null;

+        //для пагинации
+        public static int CurrentPage { get; set; } = 0;
+
        public static void Connect(IConfiguration configuration)
        {
            _client.BaseAddress = new Uri(configuration["IPAddress"]);
--- a/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Controllers/HomeController.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Controllers/HomeController.cs
@ -3,6 +3,7 @@ using BlacksmithWorkshopContracts.BindingModels;
 using BlacksmithWorkshopContracts.ViewModels;
 using Microsoft.AspNetCore.Mvc;
 using System.Diagnostics;
+using System.Text;

 namespace BlacksmithWorkshopClientApp.Controllers
 {
@ -169,10 +170,64 @@ namespace BlacksmithWorkshopClientApp.Controllers
 		[HttpPost]
 		public double Calc(int count, int manufacture)
 		{
-			var manuf =APIClient.GetRequest<ManufactureViewModel>($"api/main/getmanufacture?manufactureId={manufacture}"
-			);
+			var manuf =APIClient.GetRequest<ManufactureViewModel>($"api/main/getmanufacture?manufactureId={manufacture}");

 			return count * (manuf?.Price ?? 1);
 		}
-	}
+
+		//для работы с письмами
+		[HttpGet]
+		public IActionResult Mails()
+		{
+			if (APIClient.Client == null)
+			{
+				return Redirect("~/Home/Enter");
+			}
+
+			return View();
+		}
+
+        //Возвращает кортеж с таблицой в html, текущей страницей писем, выключать ли кнопку пред. страницы, выключать ли кнопку след. страницы
+        [HttpGet]
+        public Tuple<string?, string?, bool, bool>? SwitchPage(bool isNext)
+        {
+            if (isNext)
+            {
+                APIClient.CurrentPage++;
+            }
+            else
+            {
+                if (APIClient.CurrentPage == 1)
+                {
+                    return null;
+                }
+
+                APIClient.CurrentPage--;
+            }
+
+            var res = APIClient.GetRequest<List<MessageInfoViewModel>>($"api/client/getmessages?clientId={APIClient.Client!.Id}&page={APIClient.CurrentPage}");
+            
+			if (isNext && (res == null || res.Count == 0))
+            {
+                APIClient.CurrentPage--;
+
+                return Tuple.Create<string?, string?, bool, bool>(null, null, APIClient.CurrentPage != 1, false);
+            }
+
+            StringBuilder htmlTable = new();
+
+            foreach (var mail in res)
+            {
+                htmlTable.Append("<tr>" +
+                                 $"<td>{mail.DateDelivery}</td>" +
+                                 $"<td>{mail.Subject}</td>" +
+                                 $"<td>{mail.Body}</td>" +
+                                 "<td>" + (mail.IsRead ? "Прочитано" : "Непрочитано") + "</td>" +
+                                 $"<td>{mail.Answer}</td>" +
+                                 "</tr>");
+            }
+
+            return Tuple.Create<string?, string?, bool, bool>(htmlTable.ToString(), APIClient.CurrentPage.ToString(), APIClient.CurrentPage != 1, true);
+        }
+    }
 }
--- a/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Views/Home/Enter.cshtml
+++ b/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Views/Home/Enter.cshtml
@ -9,7 +9,7 @@
 	<div class="row">
 		<div class="col-4">Логин:</div>
 		<div class="col-8">
-			<input type="text" name="login" /
+			<input type="text" name="login" />
 		</div>
 	</div>
 	<div class="row">
--- a/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Views/Home/Mails.cshtml
+++ b/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Views/Home/Mails.cshtml
@ -0,0 +1,83 @@
+@{
+	ViewData["Title"] = "Mails";
+}
+
+<div class="text-center">
+	<h1 class="display-4">Письма</h1>
+</div>
+<div class="text-center">
+	<table class="table">
+		<thead>
+			<tr>
+				<th>
+					Дата письма
+				</th>
+				<th>
+					Заголовок
+				</th>
+				<th>
+					Текст
+				</th>
+				<th>
+					Статус
+				</th>
+				<th>
+					Ответ
+				</th>
+			</tr>
+		</thead>
+		<tbody id="mails-table-body">
+		</tbody>
+	</table>
+	<ul class="pagination justify-content-center">
+		<li id="prev-page" class="page-item">
+			<a class="page-link" href="#" aria-label="Previous">
+				<span aria-hidden="true">&laquo;</span>
+				<span class="sr-only">Предыдущая</span>
+			</a>
+		</li>
+		<li class="page-item">
+			<a id="current-page" class="page-link"></a>
+		</li>
+		<li id="next-page" class="page-item">
+			<a class="page-link" href="#" aria-label="Next">
+				<span aria-hidden="true">&raquo;</span>
+				<span class="sr-only">Следующая</span>
+			</a>
+		</li>
+	</ul>
+</div>
+
+<script>
+	function onClicked(isNext) {
+		$.ajax({
+			method: "GET",
+			url: "/Home/SwitchPage",
+			data: { isNext: isNext },
+			success: function (result) {
+				if (result != null) {
+
+					if (result.item1 != null && result.item2 != null) {
+						$("#mails-table-body").html(result.item1);
+						$("#current-page").text(result.item2);
+					}
+
+					if (result.item3)
+						$("#prev-page").removeClass("page-item disabled");
+					else
+						$("#prev-page").addClass("page-item disabled");
+
+					if (result.item4)
+						$("#next-page").removeClass("page-item disabled");
+					else
+						$("#next-page").addClass("page-item disabled");
+				}
+			}
+		});
+	}
+
+	// Чтобы в первый раз загрузить данные и попасть на первую страницу
+	onClicked(true);
+	$("#prev-page").on('click', () => onClicked(false));
+	$("#next-page").on('click', () => onClicked(true));
+</script>
--- a/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Views/Shared/_Layout.cshtml
+++ b/BlacksmithWorkshop/BlacksmithWorkshopClientApp/Views/Shared/_Layout.cshtml
@ -6,8 +6,10 @@
    <title>@ViewData["Title"] - BlacksmithWorkshopClientApp</title>
    <link rel="stylesheet" href="~/lib/bootstrap/dist/css/bootstrap.min.css" />
    <link rel="stylesheet" href="~/css/site.css" />
+    <link rel="stylesheet" href="~/BlacksmithWorkshopClientApp.styles.css" asp-append-version="true" />
    <script src="~/lib/jquery/dist/jquery.min.js"></script>
    <script src="~/lib/bootstrap/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="~/js/site.js" asp-append-version="true"></script>
 </head>
 <body>
    <header>
@ -28,6 +30,9 @@
                        <li class="nav-item">
                            <a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Privacy">Личные данные</a>
                        </li>
+                        <li class="nav-item">
+                            <a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Mails">Письма</a>
+                        </li>
                        <li class="nav-item">
                            <a class="nav-link text-dark" asparea="" asp-controller="Home" asp-action="Enter">Вход</a>
                        </li>
@ -50,9 +55,6 @@
            &copy; 2023 - BlacksmithWorkshopClientApp - <a asp-area="" asp-controller="Home" asp-action="Privacy">Личные данные</a>
        </div>
    </footer>
-    <script src="~/lib/jquery/dist/jquery.min.js"></script>
-    <script src="~/lib/bootstrap/dist/js/bootstrap.bundle.min.js"></script>
-    <script src="~/js/site.js" asp-append-version="true"></script>
    @await RenderSectionAsync("Scripts", required: false)
 </body>
 </html>
--- a/BlacksmithWorkshop/BlacksmithWorkshopContracts/BindingModels/MailConfigBindingModel.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopContracts/BindingModels/MailConfigBindingModel.cs
@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopContracts.BindingModels
+{
+	//один из двух классов для передачи данных по почте
+	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; }
+	}
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopContracts/BindingModels/MailSendInfoBindingModel.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopContracts/BindingModels/MailSendInfoBindingModel.cs
@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopContracts.BindingModels
+{
+	//один из двух классов для обмена информацией по почте
+	public class MailSendInfoBindingModel
+	{
+		public string MailAddress { get; set; } = string.Empty;
+
+		public string Subject { get; set; } = string.Empty;
+
+		public string Text { get; set; } = string.Empty;
+	}
+
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopContracts/BindingModels/MessageInfoBindingModel.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopContracts/BindingModels/MessageInfoBindingModel.cs
@ -0,0 +1,28 @@
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopContracts.BindingModels
+{
+	public class MessageInfoBindingModel : IMessageInfoModel
+	{
+		public string MessageId { get; set; } = string.Empty;
+
+		public int? ClientId { get; set; }
+
+		public string SenderName { get; set; } = string.Empty;
+
+		public DateTime DateDelivery { get; set; } = DateTime.Now;
+
+		public string Subject { get; set; } = string.Empty;
+
+		public string Body { get; set; } = string.Empty;
+
+		public bool IsRead { get; set; } = false;
+
+        public string? Answer { get; set; } = string.Empty;
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopContracts/BusinessLogicsContracts/IMessageInfoLogic.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopContracts/BusinessLogicsContracts/IMessageInfoLogic.cs
@ -0,0 +1,22 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopContracts.BusinessLogicsContracts
+{
+	public interface IMessageInfoLogic
+	{
+		List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model);
+
+		MessageInfoViewModel? ReadElement(MessageInfoSearchModel model);
+
+		bool Create(MessageInfoBindingModel model);
+
+        bool Update(MessageInfoBindingModel model);
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopContracts/SearchModels/MessageInfoSearchModel.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopContracts/SearchModels/MessageInfoSearchModel.cs
@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopContracts.SearchModels
+{
+	public class MessageInfoSearchModel
+	{
+		public string? MessageId { get; set; }
+
+		public int? ClientId { get; set; }
+
+		public int? Page { get; set; }
+
+		public int? PageSize { get; set; }
+	}
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopContracts/StoragesContracts/IMessageInfoStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopContracts/StoragesContracts/IMessageInfoStorage.cs
@ -0,0 +1,24 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopContracts.StoragesContracts
+{
+	public interface IMessageInfoStorage
+	{
+		List<MessageInfoViewModel> GetFullList();
+
+		List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model);
+
+		MessageInfoViewModel? GetElement(MessageInfoSearchModel model);
+
+		MessageInfoViewModel? Insert(MessageInfoBindingModel model);
+
+        MessageInfoViewModel? Update(MessageInfoBindingModel model);
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopContracts/ViewModels/MessageInfoViewModel.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopContracts/ViewModels/MessageInfoViewModel.cs
@ -0,0 +1,35 @@
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopContracts.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 отправки")]
+		public DateTime DateDelivery { get; set; } = DateTime.Now;
+
+		[DisplayName("Заголовок")]
+		public string Subject { get; set; } = string.Empty;
+
+		[DisplayName("Текст")]
+		public string Body { get; set; } = string.Empty;
+
+        [DisplayName("Прочитано")]
+        public bool IsRead { get; set; } = false;
+
+		[DisplayName("Ответ")]
+		public string? Answer { get; set; }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDataModels/Models/IMessageInfoModel.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDataModels/Models/IMessageInfoModel.cs
@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDataModels.Models
+{
+	public interface IMessageInfoModel
+	{
+		string MessageId { get; }
+
+		int? ClientId { get; }
+
+		string SenderName { get; }
+
+		DateTime DateDelivery { get; }
+
+		string Subject { get; }
+
+		string Body { get; }
+
+		public bool IsRead { get; }
+
+		public string Answer { get; }
+	}
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/BlacksmithWorkshopDatabase.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/BlacksmithWorkshopDatabase.cs
@ -36,5 +36,7 @@ namespace BlacksmithWorkshopDatabaseImplement
        public virtual DbSet<Client> Clients { get; set; }

 		public virtual DbSet<Implementer> Implementers { set; get; }
+
+		public virtual DbSet<MessageInfo> Messages { set; get; }
 	}
 }
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/ClientStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/ClientStorage.cs
@ -46,10 +46,11 @@ namespace BlacksmithWorkshopDatabaseImplement.Implements
 			{
 				return context.Clients
 				.Include(x => x.Orders)
-				.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)
+				.FirstOrDefault(x => x.Id == model.Id)
 				?.GetViewModel;
 			}
-			else if (!string.IsNullOrEmpty(model.Email) && !string.IsNullOrEmpty(model.Password))
+			
+			if (!string.IsNullOrEmpty(model.Email) && !string.IsNullOrEmpty(model.Password))
 			{
 				return context.Clients
 					.Include(x => x.Orders)
@ -57,7 +58,12 @@ namespace BlacksmithWorkshopDatabaseImplement.Implements
 					?.GetViewModel;
 			}

-			return new();
+			if (!string.IsNullOrEmpty(model.Email))
+				return context.Clients
+					.FirstOrDefault(x => x.Email == model.Email)
+					?.GetViewModel;
+
+			return null;
 		}

 		public List<ClientViewModel> GetFilteredList(ClientSearchModel model)
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/MessageInfoStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/MessageInfoStorage.cs
@ -0,0 +1,102 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Implements
+{
+	public class MessageInfoStorage : IMessageInfoStorage
+	{
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.MessageId))
+			{
+				return null;
+			}
+
+			using var context = new BlacksmithWorkshopDatabase();
+
+			return context.Messages
+				.FirstOrDefault(x => (x.MessageId.Equals(model.MessageId)))
+				?.GetViewModel;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			using var context = new BlacksmithWorkshopDatabase();
+
+			var list = new List<MessageInfoViewModel>();
+
+			if (model.ClientId.HasValue)
+			{
+				list = context.Messages
+					.Where(x => x.ClientId.HasValue && x.ClientId == model.ClientId)
+	                .Select(x => x.GetViewModel).ToList();
+			} 
+			else
+			{
+				list = context.Messages
+					.Select(x => x.GetViewModel).ToList();
+			}
+
+			if (!(model.Page.HasValue && model.PageSize.HasValue))
+			{
+				return list.ToList();
+			}
+
+			return list.Skip((model.Page.Value - 1) * model.PageSize.Value).Take(model.PageSize.Value).ToList();
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			using var context = new BlacksmithWorkshopDatabase();
+
+			return context.Messages
+				.Select(x => x.GetViewModel)
+				.ToList();
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			using var context = new BlacksmithWorkshopDatabase();
+
+			var newMessage = MessageInfo.Create(model);
+
+			if (newMessage == null)
+			{
+				return null;
+			}
+
+			context.Messages.Add(newMessage);
+			context.SaveChanges();
+
+			return newMessage.GetViewModel;
+		}
+
+        public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+            var message = context.Messages
+                .FirstOrDefault(x => x.MessageId.Equals(model.MessageId));
+
+            if (message == null)
+            {
+                return null;
+            }
+
+            message.Update(model);
+            context.SaveChanges();
+
+            return context.Messages
+                .FirstOrDefault(x => x.MessageId.Equals(model.MessageId))
+                ?.GetViewModel;
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420125158_LabWork07.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420125158_LabWork07.Designer.cs
@ -0,0 +1,286 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230420125158_LabWork07")]
+    partial class LabWork07
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .IsRequired()
+                        .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.ToTable("Messages");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420125158_LabWork07.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420125158_LabWork07.cs
@ -0,0 +1,38 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class LabWork07 : 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: false),
+                    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);
+                });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Messages");
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420201528_TwoLabWork07.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420201528_TwoLabWork07.Designer.cs
@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230420201528_TwoLabWork07")]
+    partial class TwoLabWork07
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("MessageInfos");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420201528_TwoLabWork07.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420201528_TwoLabWork07.cs
@ -0,0 +1,59 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class TwoLabWork07 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+			migrationBuilder.Sql("DELETE FROM [dbo].[Orders]");
+			migrationBuilder.Sql("DELETE FROM [dbo].[Messages]");
+
+			migrationBuilder.AlterColumn<int>(
+                name: "ClientId",
+                table: "Messages",
+                type: "int",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "int");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Messages_ClientId",
+                table: "Messages",
+                column: "ClientId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Messages_Clients_ClientId",
+                table: "Messages",
+                column: "ClientId",
+                principalTable: "Clients",
+                principalColumn: "Id");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Messages_Clients_ClientId",
+                table: "Messages");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Messages_ClientId",
+                table: "Messages");
+
+            migrationBuilder.AlterColumn<int>(
+                name: "ClientId",
+                table: "Messages",
+                type: "int",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "int",
+                oldNullable: true);
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420203801_ThreeLabWork07.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420203801_ThreeLabWork07.Designer.cs
@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230420203801_ThreeLabWork07")]
+    partial class ThreeLabWork07
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("MessageInfos");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420203801_ThreeLabWork07.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420203801_ThreeLabWork07.cs
@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class ThreeLabWork07 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+			migrationBuilder.Sql("DELETE FROM [dbo].[Clients]");
+		}
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420204027_FourLabWork07.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420204027_FourLabWork07.Designer.cs
@ -0,0 +1,298 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230420204027_FourLabWork07")]
+    partial class FourLabWork07
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("MessageInfos");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420204027_FourLabWork07.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230420204027_FourLabWork07.cs
@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class FourLabWork07 : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+			migrationBuilder.Sql("DELETE FROM [dbo].[Orders]");
+		}
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430151520_LabWork07Hard.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430151520_LabWork07Hard.Designer.cs
@ -0,0 +1,383 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230430151520_LabWork07Hard")]
+    partial class LabWork07Hard
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Answer")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("IsRead")
+                        .HasColumnType("bit");
+
+                    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("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("DateOpen")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("MaxCountManufactures")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ShopName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ShopManufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopManufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ShopManufacture", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Shops")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("Manufactures")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("Shop");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("MessageInfos");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Shops");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430151520_LabWork07Hard.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430151520_LabWork07Hard.cs
@ -0,0 +1,39 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class LabWork07Hard : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "Answer",
+                table: "Messages",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.AddColumn<bool>(
+                name: "IsRead",
+                table: "Messages",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "Answer",
+                table: "Messages");
+
+            migrationBuilder.DropColumn(
+                name: "IsRead",
+                table: "Messages");
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430171113_LabWork07HardSecond.Designer.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430171113_LabWork07HardSecond.Designer.cs
@ -0,0 +1,383 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230430171113_LabWork07HardSecond")]
+    partial class LabWork07HardSecond
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.4")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.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("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Answer")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("IsRead")
+                        .HasColumnType("bit");
+
+                    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("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("DateOpen")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("MaxCountManufactures")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ShopName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ShopManufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopManufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Orders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Implementer");
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ShopManufacture", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Shops")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("Manufactures")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("Shop");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("MessageInfos");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("Shops");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430171113_LabWork07HardSecond.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230430171113_LabWork07HardSecond.cs
@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class LabWork07HardSecond : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/BlacksmithWorkshopDatabaseModelSnapshot.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/BlacksmithWorkshopDatabaseModelSnapshot.cs
@ -120,6 +120,42 @@ namespace BlacksmithWorkshopDatabaseImplement.Migrations
                    b.ToTable("ManufactureWorkPieces");
                });

+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Answer")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("IsRead")
+                        .HasColumnType("bit");
+
+                    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("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
                {
                    b.Property<int>("Id")
@ -255,6 +291,15 @@ namespace BlacksmithWorkshopDatabaseImplement.Migrations
                    b.Navigation("WorkPiece");
                });

+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
+                        .WithMany("MessageInfos")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
                {
                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Client", "Client")
@ -301,6 +346,8 @@ namespace BlacksmithWorkshopDatabaseImplement.Migrations

            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Client", b =>
                {
+                    b.Navigation("MessageInfos");
+
                    b.Navigation("Orders");
                });

--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/Client.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/Client.cs
@ -28,6 +28,9 @@ namespace BlacksmithWorkshopDatabaseImplement.Models
 		[ForeignKey("ClientId")]
 		public virtual List<Order> Orders { get; set; } = new();

+		[ForeignKey("ClientId")]
+		public virtual List<MessageInfo> MessageInfos { get; set; } = new();
+
 		public static Client? Create(ClientBindingModel model)
 		{
 			if (model == null)
@ -44,17 +47,6 @@ namespace BlacksmithWorkshopDatabaseImplement.Models
 			};
 		}

-		public static Client Create(ClientViewModel model)
-		{
-			return new Client
-			{
-				Id = model.Id,
-				ClientFIO = model.ClientFIO,
-				Email = model.Email,
-				Password = model.Password
-			};
-		}
-
 		public void Update(ClientBindingModel model)
 		{
 			if (model == null)
--- a/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/MessageInfo.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/MessageInfo.cs
@ -0,0 +1,81 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Models
+{
+	public class MessageInfo : IMessageInfoModel
+	{
+		[Key]
+		public string MessageId { get; set; } = string.Empty;
+
+		public int? ClientId { get; set; }
+
+		public bool IsRead { get; private set; } = false;
+
+        [Required]
+		public string SenderName { get; set; } = string.Empty;
+
+		[Required]
+		public DateTime DateDelivery { get; set; } = DateTime.Now;
+
+		[Required]
+		public string Subject { get; set; } = string.Empty;
+
+		[Required]
+		public string Body { get; set; } = string.Empty;
+
+        public string? Answer { get; private set; } = string.Empty;
+
+        public virtual Client? Client { get; set; }
+
+		public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+
+			return new MessageInfo()
+			{
+				MessageId = model.MessageId,
+				ClientId = model.ClientId,
+				SenderName = model.SenderName,
+				Body = model.Body,
+				DateDelivery = model.DateDelivery,
+				Subject = model.Subject,
+				IsRead = model.IsRead,
+				Answer = model.Answer
+			};
+		}
+
+        public void Update(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+
+			IsRead = model.IsRead;
+			Answer = model.Answer;
+        }
+
+        public MessageInfoViewModel GetViewModel => new()
+		{
+			MessageId = MessageId,
+			ClientId = ClientId,
+			SenderName = SenderName,
+			Body = Body,
+			DateDelivery = DateDelivery,
+			Subject = Subject,
+            IsRead = IsRead,
+            Answer = Answer
+        };
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/DataFileSingleton.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/DataFileSingleton.cs
@ -24,6 +24,8 @@ namespace BlacksmithWorkshopFileImplement

        private readonly string ImplementerFileName = "Implementer.xml";

+        private readonly string MessageFileName = "Message.xml";
+
        public List<WorkPiece> WorkPieces { get; private set; }

        public List<Order> Orders { get; private set; }
@ -36,6 +38,8 @@ namespace BlacksmithWorkshopFileImplement

        public List<Implementer> Implementers { get; private set; }

+        public List<MessageInfo> Messages { get; private set; }
+
        public static DataFileSingleton GetInstance()
        {
            if (instance == null)
@ -58,6 +62,8 @@ namespace BlacksmithWorkshopFileImplement

        public void SaveImplementers() => SaveData(Implementers, ImplementerFileName, "Implementers", x => x.GetXElement);

+        public void SaveMessages() => SaveData(Messages, MessageFileName, "Messages", x => x.GetXElement);
+
        private DataFileSingleton()
        {
            WorkPieces = LoadData(WorkPieceFileName, "WorkPiece", x => WorkPiece.Create(x)!)!;
@ -66,7 +72,8 @@ namespace BlacksmithWorkshopFileImplement
            Shops = LoadData(ShopFileName, "Shop", x => Shop.Create(x)!)!;
            Clients = LoadData(ClientFileName, "Client", x => Client.Create(x)!)!;
 			Implementers = LoadData(ImplementerFileName, "Implementer", x => Implementer.Create(x)!)!;
-		}
+		    Messages = LoadData(MessageFileName, "Messages", x => MessageInfo.Create(x)!)!;
+        }

        private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
        {
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/MessageInfoStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/MessageInfoStorage.cs
@ -0,0 +1,92 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopFileImplement.Implements
+{
+	public class MessageInfoStorage : IMessageInfoStorage
+	{
+		private readonly DataFileSingleton source;
+
+		public MessageInfoStorage()
+		{
+			source = DataFileSingleton.GetInstance();
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			return source.Messages.Select(x => GetViewModel(x)).ToList();
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			if (!model.ClientId.HasValue)
+			{
+				return source.Messages
+					.Select(x => GetViewModel(x))
+					.ToList();
+			}
+
+			return source.Messages
+				.Where(x => x.ClientId == model.ClientId)
+				.Select(x => GetViewModel(x))
+				.ToList();
+		}
+
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			if (!model.ClientId.HasValue)
+			{
+				return null;
+			}
+
+			return source.Messages.FirstOrDefault(x => (model.ClientId.HasValue && x.ClientId == model.ClientId))?.GetViewModel;
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			model.MessageId = source.Messages.Count > 0 ? Convert.ToString(source.Messages.Count + 1) : "1";
+
+			var newMessage = MessageInfo.Create(model);
+
+			if (newMessage == null)
+			{
+				return null;
+			}
+
+			source.Messages.Add(newMessage);
+			source.SaveOrders();
+
+			return GetViewModel(newMessage);
+		}
+
+
+        public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+        {
+            var message = source.Messages.FirstOrDefault(x => x.MessageId.Equals(model.MessageId));
+
+            if (message == null)
+            {
+                return null;
+            }
+
+            message.Update(model);
+            source.SaveClients();
+
+            return message.GetViewModel;
+        }
+
+        //для загрузки названий и имён в заказ
+        private MessageInfoViewModel GetViewModel(MessageInfo message)
+		{
+			return message.GetViewModel;
+		}
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/MessageInfo.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/MessageInfo.cs
@ -0,0 +1,113 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace BlacksmithWorkshopFileImplement.Models
+{
+	public class MessageInfo : IMessageInfoModel
+	{
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+		public bool IsRead { get; private set; } = false;
+
+        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 string? Answer { get; private set; } = string.Empty;
+
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+
+			return new MessageInfo()
+			{
+				MessageId = model.MessageId,
+				ClientId = model.ClientId,
+				SenderName = model.SenderName,
+				Body = model.Body,
+				Subject = model.Subject,
+				DateDelivery = model.DateDelivery,
+				IsRead = model.IsRead,
+				Answer = model.Answer
+			};
+		}
+
+		public static MessageInfo? Create(XElement element)
+		{
+			if (element == null)
+			{
+				return null;
+			}
+
+			return new MessageInfo()
+			{
+				MessageId = element.Element("MessageId")!.Value,
+				ClientId = Convert.ToInt32(element.Attribute("ClientId")!.Value),
+				SenderName = element.Element("SenderName")!.Value,
+				Body = element.Element("Body")!.Value,
+				Subject = element.Element("Subject")!.Value,
+				DateDelivery = Convert.ToDateTime(element.Element("DateDelivery")!.Value),
+				IsRead = Convert.ToBoolean(element.Element("IsRead")!.Value),
+				Answer = element.Element("Answer")!.Value
+            };
+		}
+
+		public void Update(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return;
+			}
+
+			MessageId = model.MessageId;
+			ClientId = model.ClientId;
+			SenderName = model.SenderName;
+			Body = model.Body;
+			Subject = model.Subject;
+			DateDelivery = model.DateDelivery;
+			IsRead = model.IsRead;
+			Answer = model.Answer;
+
+        }
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			MessageId = MessageId,
+			ClientId = ClientId,
+			SenderName = SenderName,
+			Body = Body,
+			Subject = Subject,
+			DateDelivery = DateDelivery,
+            IsRead = IsRead,
+            Answer = Answer
+        };
+
+		public XElement GetXElement => new("MessageInfo",
+			new XAttribute("MessageId", MessageId),
+			new XElement("ClientId", ClientId.ToString()),
+			new XElement("SenderName", SenderName),
+			new XElement("Body", Body),
+			new XElement("Subject", Subject),
+			new XElement("DateDelivery", DateDelivery.ToString()),
+            new XElement("IsRead", IsRead),
+            new XElement("Answer", Answer));
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopListImplement/DataListSingleton.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopListImplement/DataListSingleton.cs
@ -30,6 +30,10 @@ namespace BlacksmithWorkshopListImplement
 		//список для хранения исполнителей
 		public List<Implementer> Implementers { get; set; }

+		//список для хранения писем
+		public List<MessageInfo> MessageInfos { get; set; }
+
+
 		public DataListSingleton()
        {
            WorkPieces = new List<WorkPiece>();
@ -38,6 +42,7 @@ namespace BlacksmithWorkshopListImplement
            Shops = new List<Shop>();
            Clients = new List<Client>();
            Implementers = new List<Implementer>();
+            MessageInfos = new List<MessageInfo>();
        }

        public static DataListSingleton GetInstance()
--- a/BlacksmithWorkshop/BlacksmithWorkshopListImplement/Implements/MessageInfoStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopListImplement/Implements/MessageInfoStorage.cs
@ -0,0 +1,103 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopListImplement.Implements
+{
+	public class MessageInfoStorage : IMessageInfoStorage
+	{
+		//поле для работы со списком изделий
+		private readonly DataListSingleton _source;
+
+		public MessageInfoStorage()
+		{
+			_source = DataListSingleton.GetInstance();
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			var result = new List<MessageInfoViewModel>();
+
+			foreach (var messageInfo in _source.MessageInfos)
+			{
+				result.Add(messageInfo.GetViewModel);
+			}
+
+			return result;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			var result = new List<MessageInfoViewModel>();
+
+			if (string.IsNullOrEmpty(model.MessageId))
+			{
+				return result;
+			}
+
+			foreach (var messageInfo in _source.MessageInfos)
+			{
+				if (messageInfo.ClientId == model.ClientId)
+				{
+					result.Add(messageInfo.GetViewModel);
+				}
+			}
+
+			return result;
+		}
+
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.MessageId))
+			{
+				return null;
+			}
+
+			foreach (var messageInfo in _source.MessageInfos)
+			{
+				if (messageInfo.MessageId == model.MessageId)
+				{
+					return messageInfo.GetViewModel;
+				}
+			}
+
+			return null;
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			var newMessage = MessageInfo.Create(model);
+
+			if (newMessage == null)
+			{
+				return null;
+			}
+
+			_source.MessageInfos.Add(newMessage);
+
+			return newMessage.GetViewModel;
+		}
+
+        public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+        {
+            foreach (var message in _source.MessageInfos)
+            {
+                if (message.MessageId.Equals(model.MessageId))
+                {
+                    message.Update(model);
+
+                    return message.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopListImplement/Models/MessageInfo.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopListImplement/Models/MessageInfo.cs
@ -0,0 +1,84 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopListImplement.Models
+{
+	public class MessageInfo : IMessageInfoModel
+	{
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+        public bool IsRead { 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 string? Answer { get; private set; } = string.Empty;
+
+        //метод для создания объекта от класса-компонента на основе класса-BindingModel
+        public static MessageInfo? Create(MessageInfoBindingModel? model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+
+			return new MessageInfo()
+			{
+				MessageId = model.MessageId,
+				ClientId = model.ClientId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+				Subject = model.Subject,
+				Body = model.Body,
+				IsRead = model.IsRead,
+				Answer = model.Answer
+			};
+		}
+
+		//метод изменения существующего объекта
+		public void Update(MessageInfoBindingModel? model)
+		{
+			if (model == null)
+			{
+				return;
+			}
+
+			MessageId = model.MessageId;
+			ClientId = model.ClientId;
+			SenderName = model.SenderName;
+			DateDelivery = model.DateDelivery;
+			Subject = model.Subject;
+			Body = model.Body;
+			IsRead = model.IsRead;
+			Answer = model.Answer;
+
+        }
+
+		//метод для создания объекта класса ViewModel на основе данных объекта класса-компонента
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			MessageId = MessageId,
+			ClientId = ClientId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+			Subject = Subject,
+			Body = Body,
+            IsRead = IsRead,
+            Answer = Answer
+        };
+    }
+}