ПОСЛЕДНИЙ ли это каммит

SoftwareInstallation/ConfectioneryClientApp/APIClient.cs

@@ -11,7 +11,9 @@ namespace SoftwareInstallationClientApp
 
         public static ClientViewModel? Client { get; set; } = null;
 
-        public static void Connect(IConfiguration configuration)
+		public static int CurrentPage { get; set; } = 0;
+
+		public static void Connect(IConfiguration configuration)
         {
             _client.BaseAddress = new Uri(configuration["IPAddress"]);
             _client.DefaultRequestHeaders.Accept.Clear();

SoftwareInstallation/ConfectioneryClientApp/Controllers/HomeController.cs

@@ -4,6 +4,10 @@ using SoftwareInstallationContracts.BindingModels;
 using SoftwareInstallationContracts.ViewModels;
 using Microsoft.AspNetCore.Mvc;
 using System.Diagnostics;
+using System.Text;
+using SoftwareInstallationContracts.SearchModels;
+using Microsoft.AspNetCore.Mvc.Rendering;
+using SoftwareInstallationContracts.ViewModels;
 
 namespace SoftwareInstallationClientApp.Controllers
 {
@@ -144,5 +148,55 @@ namespace SoftwareInstallationClientApp.Controllers
 			var prod = APIClient.GetRequest<PackageViewModel>($"api/main/getpackage?packageId={package}");
 			return count * (prod?.Price ?? 1);
 		}
+		[HttpGet]
+		public IActionResult Mails()
+		{
+			if (APIClient.Client == null)
+			{
+				return Redirect("~/Home/Enter");
+			}
+			return View();
+		}
+
+		/// <summary>
+		/// Switches the page.
+		/// </summary>
+		/// <returns>Возвращает кортеж с таблицой в html, текущей страницей писем, выключать ли кнопку пред. страницы, выключать ли кнопку след. страницы</returns>
+		[HttpGet]
+		public Tuple<string?, string?, bool, bool>? SwitchPage(bool isNext)
+		{
+			if (isNext)
+			{
+				APIClient.CurrentPage++;
+			}
+			else
+			{
+				if (APIClient.CurrentPage == 1)
+				{
+					return null;
+				}
+				APIClient.CurrentPage--;
+			}
+
+			var res = APIClient.GetRequest<List<MessageInfoViewModel>>($"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.HasRead ? "Прочитано" : "Непрочитано") + "</td>" +
+								 $"<td>{mail.Reply}</td>" +
+								 "</tr>");
+			}
+			return Tuple.Create<string?, string?, bool, bool>(htmlTable.ToString(), APIClient.CurrentPage.ToString(), APIClient.CurrentPage != 1, true);
+		}
 	}
 }

SoftwareInstallation/ConfectioneryClientApp/Views/Home/Mails.cshtml

@@ -0,0 +1,80 @@
+@{
+	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">Предыдущее</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">Следующее</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>

SoftwareInstallation/ConfectioneryClientApp/Views/Shared/_Layout.cshtml

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

SoftwareInstallation/ConfectioneryRestApi/Controllers/ClientController.cs

@@ -3,6 +3,8 @@ using SoftwareInstallationContracts.BusinessLogicsContracts;
 using SoftwareInstallationContracts.SearchModels;
 using SoftwareInstallationContracts.ViewModels;
 using Microsoft.AspNetCore.Mvc;
+using SoftwareInstallationContracts.BusinessLogicsContracts;
+using SoftwareInstallationContracts.ViewModels;
 
 namespace SoftwareInstallationRestApi.Controllers
 {
@@ -14,13 +16,17 @@ namespace SoftwareInstallationRestApi.Controllers
 
         private readonly IClientLogic _logic;
 
-        public ClientController(IClientLogic logic, ILogger<ClientController> logger)
+		private readonly IMessageInfoLogic _mailLogic;
-        {
+		public int pageSize = 3;
+
+		public ClientController(IClientLogic logic, IMessageInfoLogic mailLogic, ILogger<ClientController> logger)
+		{
             _logger = logger;
             _logic = logic;
-        }
+			_mailLogic = mailLogic;
+		}
 
-        [HttpGet]
+		[HttpGet]
         public ClientViewModel? Login(string login, string password)
         {
             try
@@ -66,5 +72,23 @@ namespace SoftwareInstallationRestApi.Controllers
                 throw;
             }
         }
-    }
+		[HttpGet]
+		public List<MessageInfoViewModel>? GetMessages(int clientId, int page)
+		{
+			try
+			{
+				return _mailLogic.ReadList(new()
+				{
+					ClientId = clientId,
+					Page = page,
+					PageSize = pageSize
+				});
+			}
+			catch (Exception ex)
+			{
+				_logger.LogError(ex, "Ошибка получения писем клиента");
+				throw;
+			}
+		}
+	}
 }

SoftwareInstallation/ConfectioneryRestApi/Program.cs

@@ -5,6 +5,13 @@ using SoftwareInstallationDatabaseImplement;
 using SoftwareInstallationDatabaseImplement.Implements;
 using Microsoft.OpenApi.Models;
 using SoftwareInstallationContracts.StoragesContracts;
+using SoftwareInstallationBusinessLogic.MailWorker;
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationBusinessLogic.MailWorker;
+using SoftwareInstallationBusinessLogic;
+using SoftwareInstallationContracts.BusinessLogicsContracts;
+using SoftwareInstallationContracts.StoragesContract;
+using SoftwareInstallationContracts.BindingModels;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -15,11 +22,13 @@ builder.Services.AddTransient<IClientStorage, ClientStorage>();
 builder.Services.AddTransient<IOrderStorage, OrderStorage>();
 builder.Services.AddTransient<IPackageStorage, PackageStorage>();
 builder.Services.AddTransient<IShopStorage, ShopStorage>();
-
+builder.Services.AddTransient<IMessageInfoLogic, MessageInfoLogic>();
+builder.Services.AddTransient<IMessageInfoStorage, MessageInfoStorage>();
 builder.Services.AddTransient<IOrderLogic, OrderLogic>();
 builder.Services.AddTransient<IClientLogic, ClientLogic>();
 builder.Services.AddTransient<IPackageLogic, PackageLogic>();
 builder.Services.AddTransient<IShopLogic, ShopLogic>();
+builder.Services.AddSingleton<AbstractMailWorker, MailKitWorker>();
 builder.Services.AddControllers();
 
 // Learn more about configuring Swagger/OpenAPI at
@@ -34,6 +43,18 @@ 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())
 {

SoftwareInstallation/ConfectioneryRestApi/appsettings.json

@@ -6,5 +6,11 @@
     }
   },
   "AllowedHosts": "*",
-  "PasswordToAccessShop": "12345"
+  "PasswordToAccessShop": "12345",
+  "SmtpClientHost": "smtp.mail.ru",
+  "SmtpClientPort": "587",
+  "PopHost": "pop.mail.ru",
+  "PopPort": "995",
+  "MailLogin": "ordersender228@mail.ru",
+  "MailPassword": "v8czsQ8zztJc5wEHxKPN"
 }

SoftwareInstallation/SoftWareInstallationDatabaseImplement/Client.cs

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

SoftwareInstallation/SoftWareInstallationDatabaseImplement/MessageInfo.cs

@@ -0,0 +1,72 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.ViewModels;
+using SoftwareInstallationDataModels;
+using System.ComponentModel.DataAnnotations;
+
+namespace SoftwareInstallationDatabaseImplement.Models
+{
+	// Update в этой сущности не нужен, поскольку в логике мы не изменяем никакие поля после создания письма
+	public class MessageInfo : IMessageInfoModel
+	{
+		[Key]
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+		public string SenderName { get; private set; } = string.Empty;
+
+		public DateTime DateDelivery { get; private set; } = DateTime.Now;
+
+		public string Subject { get; private set; } = string.Empty;
+
+		public string Body { get; private set; } = string.Empty;
+
+		public Client? Client { get; private set; }
+
+        public bool HasRead { get; private set; }
+        public string? Reply { get; private set; }
+
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+                Reply = model.Reply,
+                HasRead = model.HasRead,
+                Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+			};
+		}
+
+        public void Update(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Reply = model.Reply;
+            HasRead = model.HasRead;
+        }
+
+        public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+            Reply = Reply,
+            HasRead = HasRead,
+            Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+		};
+
+	}
+
+}

SoftwareInstallation/SoftWareInstallationDatabaseImplement/MessageInfoStorage.cs

@@ -0,0 +1,68 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.SearchModels;
+using SoftwareInstallationContracts.StoragesContract;
+using SoftwareInstallationContracts.ViewModels;
+using SoftwareInstallationDatabaseImplement.Models;
+
+namespace SoftwareInstallationDatabaseImplement
+{
+	public class MessageInfoStorage : IMessageInfoStorage
+	{
+
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			using var context = new SoftwareInstallationDatabase();
+			if (model.MessageId != null)
+			{
+				return context.Messages.FirstOrDefault(x => x.MessageId == model.MessageId)?.GetViewModel;
+			}
+			return null;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			using var context = new SoftwareInstallationDatabase();
+			var res = context.Messages
+				.Where(x => !model.ClientId.HasValue || x.ClientId == model.ClientId)
+				.Select(x => x.GetViewModel);
+			if (!(model.Page.HasValue && model.PageSize.HasValue))
+			{
+				return res.ToList();
+			}
+			return res.Skip((model.Page.Value - 1) * model.PageSize.Value).Take(model.PageSize.Value).ToList();
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			using var context = new SoftwareInstallationDatabase();
+			return context.Messages
+				.Select(x => x.GetViewModel)
+				.ToList();
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			using var context = new SoftwareInstallationDatabase();
+			var newMessage = MessageInfo.Create(model);
+			if (newMessage == null || context.Messages.Any(x => x.MessageId.Equals(model.MessageId)))
+			{
+				return null;
+			}
+			context.Messages.Add(newMessage);
+			context.SaveChanges();
+			return newMessage.GetViewModel;
+		}
+
+        public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+        {
+            using var context = new SoftwareInstallationDatabase();
+            var res = context.Messages.FirstOrDefault(x => x.MessageId.Equals(model.MessageId));
+            if (res != null)
+            {
+                res.Update(model);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+    }
+}

SoftwareInstallation/SoftWareInstallationDatabaseImplement/Migrations/20230508225550_InitialCreate.Designer.cs

@@ -12,7 +12,7 @@ using SoftwareInstallationDatabaseImplement;
 namespace SoftWareInstallationDatabaseImplement.Migrations
 {
     [DbContext(typeof(SoftwareInstallationDatabase))]
-    [Migration("20230425164115_InitialCreate")]
+    [Migration("20230508225550_InitialCreate")]
     partial class InitialCreate
     {
         /// <inheritdoc />
@@ -97,6 +97,42 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
                     b.ToTable("Implementers");
                 });
 
+            modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("HasRead")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Reply")
+                        .HasColumnType("nvarchar(max)");
+
+                    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("SoftwareInstallationDatabaseImplement.Models.Order", b =>
                 {
                     b.Property<int>("Id")
@@ -244,6 +280,15 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
                     b.ToTable("ShopPackages");
                 });
 
+            modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("SoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
             modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.Order", b =>
                 {
                     b.HasOne("SoftwareInstallationDatabaseImplement.Models.Client", "Client")
@@ -316,6 +361,8 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
 
             modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.Client", b =>
                 {
+                    b.Navigation("Messages");
+
                     b.Navigation("Orders");
                 });
 

SoftwareInstallation/SoftWareInstallationDatabaseImplement/Migrations/20230508225550_InitialCreate.cs

@@ -70,6 +70,29 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
                     table.PrimaryKey("PK_Packages", x => x.Id);
                 });
 
+            migrationBuilder.CreateTable(
+                name: "Messages",
+                columns: table => new
+                {
+                    MessageId = table.Column<string>(type: "nvarchar(450)", nullable: false),
+                    ClientId = table.Column<int>(type: "int", nullable: true),
+                    SenderName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DateDelivery = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    Subject = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Body = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    HasRead = table.Column<bool>(type: "bit", nullable: false),
+                    Reply = table.Column<string>(type: "nvarchar(max)", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Messages", x => x.MessageId);
+                    table.ForeignKey(
+                        name: "FK_Messages_Clients_ClientId",
+                        column: x => x.ClientId,
+                        principalTable: "Clients",
+                        principalColumn: "Id");
+                });
+
             migrationBuilder.CreateTable(
                 name: "Orders",
                 columns: table => new
@@ -183,6 +206,11 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
                         onDelete: ReferentialAction.Cascade);
                 });
 
+            migrationBuilder.CreateIndex(
+                name: "IX_Messages_ClientId",
+                table: "Messages",
+                column: "ClientId");
+
             migrationBuilder.CreateIndex(
                 name: "IX_Orders_ClientId",
                 table: "Orders",
@@ -227,6 +255,9 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
         /// <inheritdoc />
         protected override void Down(MigrationBuilder migrationBuilder)
         {
+            migrationBuilder.DropTable(
+                name: "Messages");
+
             migrationBuilder.DropTable(
                 name: "Orders");
 

SoftwareInstallation/SoftWareInstallationDatabaseImplement/Migrations/SoftwareInstallationDatabaseModelSnapshot.cs

@@ -94,6 +94,42 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
                     b.ToTable("Implementers");
                 });
 
+            modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.Property<string>("MessageId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Body")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("ClientId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateDelivery")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("HasRead")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Reply")
+                        .HasColumnType("nvarchar(max)");
+
+                    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("SoftwareInstallationDatabaseImplement.Models.Order", b =>
                 {
                     b.Property<int>("Id")
@@ -241,6 +277,15 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
                     b.ToTable("ShopPackages");
                 });
 
+            modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.MessageInfo", b =>
+                {
+                    b.HasOne("SoftwareInstallationDatabaseImplement.Models.Client", "Client")
+                        .WithMany("Messages")
+                        .HasForeignKey("ClientId");
+
+                    b.Navigation("Client");
+                });
+
             modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.Order", b =>
                 {
                     b.HasOne("SoftwareInstallationDatabaseImplement.Models.Client", "Client")
@@ -313,6 +358,8 @@ namespace SoftWareInstallationDatabaseImplement.Migrations
 
             modelBuilder.Entity("SoftwareInstallationDatabaseImplement.Models.Client", b =>
                 {
+                    b.Navigation("Messages");
+
                     b.Navigation("Orders");
                 });
 

SoftwareInstallation/SoftWareInstallationDatabaseImplement/SoftWareInstallationDatabaseImplement.csproj

@@ -20,8 +20,4 @@
     <ProjectReference Include="..\SoftwareInstallationDataModels\SoftwareInstallationDataModels.csproj" />
   </ItemGroup>
 
-  <ItemGroup>
-    <Folder Include="Migrations\" />
-  </ItemGroup>
-
 </Project>

SoftwareInstallation/SoftWareInstallationDatabaseImplement/SoftwareInstallationDatabase.cs

@@ -12,7 +12,7 @@ namespace SoftwareInstallationDatabaseImplement
             {
                 optionsBuilder.UseSqlServer(@"
                 Server = localhost\SQLEXPRESS;
-                Initial Catalog = SoftwareHard6InstallationDatabaseFull;
+                Initial Catalog = SoftwareHard7InstallationDatabaseFull;
                 Integrated Security = True;
                 MultipleActiveResultSets = True;
                 TrustServerCertificate = True");
@@ -27,5 +27,6 @@ namespace SoftwareInstallationDatabaseImplement
         public virtual DbSet<ShopPackage> ShopPackages { set; get; }
         public virtual DbSet<Client> Clients { set; get; }
 		public virtual DbSet<Implementer> Implementers { set; get; }
+		public virtual DbSet<MessageInfo> Messages { set; get; }
 	}
 }

SoftwareInstallation/SoftWareInstallationFileImplement/DataFileSingleton.cs

@@ -12,12 +12,14 @@ namespace SoftwareInstallationFileImplement
         private readonly string ShopFileName = "Shop.xml";
         private readonly string ClientFileName = "Client.xml";
 		private readonly string ImplementerFileName = "Implementer.xml";
+		private readonly string MessageInfoFileName = "MessageInfo.xml";
 		public List<Component> Components { get; private set; }
         public List<Order> Orders { get; private set; }
         public List<Package> Packages { get; private set; }
         public List<Client> Clients { get; private set; }
         public List<Shop> Shops { get; private set; }
 		public List<Implementer> Implementers { get; private set; }
+		public List<MessageInfo> Messages { get; private set; }
 
 		public static DataFileSingleton GetInstance()
         {
@@ -33,6 +35,7 @@ namespace SoftwareInstallationFileImplement
         public void SaveShops() => SaveData(Shops, ShopFileName, "Shops", x => x.GetXElement);
         public void SaveClients() => SaveData(Clients, OrderFileName, "Clients", x => x.GetXElement);
 		public void SaveImplementers() => SaveData(Orders, ImplementerFileName, "Implementers", x => x.GetXElement);
+		public void SaveMessages() => SaveData(Orders, ImplementerFileName, "Messages", x => x.GetXElement);
 
 		private DataFileSingleton()
         {
@@ -42,6 +45,7 @@ namespace SoftwareInstallationFileImplement
             Clients = LoadData(ClientFileName, "Client", x => Client.Create(x)!)!;
             Shops = LoadData(ShopFileName, "Shop", x => Shop.Create(x)!)!;
 			Implementers = LoadData(ImplementerFileName, "Implementer", x => Implementer.Create(x)!)!;
+			Messages = LoadData(MessageInfoFileName, "MessageInfo", x => MessageInfo.Create(x)!)!;
 		}
 		private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
         {

SoftwareInstallation/SoftWareInstallationFileImplement/MessageInfo.cs

@@ -0,0 +1,102 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.ViewModels;
+using SoftwareInstallationDataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace SoftwareInstallationFileImplement.Models
+{
+	// Update в этой сущности не нужен, поскольку в логике мы не изменяем никакие поля после создания письма
+	public class MessageInfo : IMessageInfoModel
+	{
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+		public string SenderName { get; private set; } = string.Empty;
+
+		public DateTime DateDelivery { get; private set; } = DateTime.Now;
+
+		public string Subject { get; private set; } = string.Empty;
+
+		public string Body { get; private set; } = string.Empty;
+        public bool HasRead { get; private set; }
+        public string? Reply { get; private set; }
+
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = model.Body,
+				Reply = model.Reply,
+				HasRead = model.HasRead,
+				Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+			};
+		}
+
+		public static MessageInfo? Create(XElement element)
+		{
+			if (element == null)
+			{
+				return null;
+			}
+			return new()
+			{
+				Body = element.Attribute("Body")!.Value,
+				Reply = element.Attribute("Reply")!.Value,
+				HasRead = Convert.ToBoolean(element.Attribute("HasRead")!.Value),
+				Subject = element.Attribute("Subject")!.Value,
+				ClientId = Convert.ToInt32(element.Attribute("ClientId")!.Value),
+				MessageId = element.Attribute("MessageId")!.Value,
+				SenderName = element.Attribute("SenderName")!.Value,
+				DateDelivery = Convert.ToDateTime(element.Attribute("DateDelivery")!.Value),
+			};
+		}
+
+        public void Update(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Reply = model.Reply;
+            HasRead = model.HasRead;
+        }
+
+        public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			Reply = Reply,
+			HasRead = HasRead,
+			Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+		};
+
+		public XElement GetXElement => new("MessageInfo",
+			new XAttribute("Body", Body),
+			new XAttribute("Reply", Reply),
+			new XAttribute("HasRead", HasRead),
+			new XAttribute("Subject", Subject),
+			new XAttribute("ClientId", ClientId),
+			new XAttribute("MessageId", MessageId),
+			new XAttribute("SenderName", SenderName),
+			new XAttribute("DateDelivery", DateDelivery)
+			);
+	}
+
+}

SoftwareInstallation/SoftWareInstallationFileImplement/MessageInfoStorage.cs

@@ -0,0 +1,70 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.SearchModels;
+using SoftwareInstallationContracts.StoragesContract;
+using SoftwareInstallationContracts.ViewModels;
+using SoftwareInstallationFileImplement.Models;
+using System.Reflection;
+
+namespace SoftwareInstallationFileImplement
+{
+	public class MessageInfoStorage : IMessageInfoStorage
+	{
+		private readonly DataFileSingleton _source;
+		public MessageInfoStorage()
+		{
+			_source = DataFileSingleton.GetInstance();
+		}
+
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			if (model.MessageId != null)
+			{
+				return _source.Messages.FirstOrDefault(x => x.MessageId == model.MessageId)?.GetViewModel;
+			}
+			return null;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			var res = _source.Messages
+				.Where(x => !model.ClientId.HasValue || x.ClientId == model.ClientId)
+				.Select(x => x.GetViewModel);
+			if (!(model.Page.HasValue && model.PageSize.HasValue))
+			{
+				return res.ToList();
+			}
+			return res.Skip((model.Page.Value - 1) * model.PageSize.Value).Take(model.PageSize.Value).ToList();
+
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			return _source.Messages
+				.Select(x => x.GetViewModel)
+				.ToList();
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			var newMessage = MessageInfo.Create(model);
+			if (newMessage == null)
+			{
+				return null;
+			}
+			_source.Messages.Add(newMessage);
+			_source.SaveMessages();
+			return newMessage.GetViewModel;
+		}
+
+        public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+        {
+            var res = _source.Messages.FirstOrDefault(x => x.MessageId.Equals(model.MessageId));
+            if (res != null)
+            {
+                res.Update(model);
+                _source.SaveMessages();
+            }
+            return res?.GetViewModel;
+        }
+    }
+}

SoftwareInstallation/SoftwareInstallationBusinessLogic/ClientLogic.cs

@@ -5,6 +5,7 @@ using SoftwareInstallationContracts.SearchModels;
 using SoftwareInstallationContracts.StoragesContracts;
 using SoftwareInstallationContracts.ViewModels;
 using Microsoft.Extensions.Logging;
+using System.Text.RegularExpressions;
 
 namespace SoftwareInstallationBusinessLogic
 {
@@ -102,7 +103,17 @@ namespace SoftwareInstallationBusinessLogic
             {
                 throw new ArgumentNullException("Нет логина клиента", nameof(model.Email));
             }
-            _logger.LogInformation("Client. Id: {Id}, FIO: {fio}, email: {email}", model.Id, model.ClientFIO, model.Email );
+			if (!Regex.IsMatch(model.Email, @"^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$"))
+			{
+				throw new ArgumentException("Некорретно введенный email", nameof(model.Email));
+			}
+			// Запасной (вероятно более правильный): ^((\w+\d+\W+)|(\w+\W+\d+)|(\d+\w+\W+)|(\d+\W+\w+)|(\W+\w+\d+)|(\W+\d+\w+))+$
+			// Просматриваем наперед последовательность (де-факто оператор &&) цифр, небуквенных символов и букв (не цифр и не пробельных символов)
+			if (!Regex.IsMatch(model.Password, @"^(?=.*\d)(?=.*\W)(?=.*[^\d\s]).+$"))
+			{
+				throw new ArgumentException("Некорректно  введенный пароль. Пароль должен содержать хотя бы одну букву, цифру и не буквенный символ", nameof(model.Password));
+			}
+			_logger.LogInformation("Client. Id: {Id}, FIO: {fio}, email: {email}", model.Id, model.ClientFIO, model.Email );
             var element = _clientStorage.GetElement(new ClientSearchModel
             {
                 Email = model.Email,

SoftwareInstallation/SoftwareInstallationBusinessLogic/MailWorker/AbstractMailWorker.cs

@@ -0,0 +1,100 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationBusinessLogic.MailWorker
+{
+	public abstract class AbstractMailWorker
+	{
+		protected string _mailLogin = string.Empty;
+
+		protected string _mailPassword = string.Empty;
+
+		protected string _smtpClientHost = string.Empty;
+
+		protected int _smtpClientPort;
+
+		protected string _popHost = string.Empty;
+
+		protected int _popPort;
+
+		private readonly IMessageInfoLogic _messageInfoLogic;
+		private readonly IClientLogic _clientLogic;
+
+		private readonly ILogger _logger;
+
+		public AbstractMailWorker(ILogger<AbstractMailWorker> logger, IMessageInfoLogic messageInfoLogic, IClientLogic clientLogic)
+		{
+			_logger = logger;
+			_messageInfoLogic = messageInfoLogic;
+			_clientLogic = clientLogic;
+		}
+
+		public void MailConfig(MailConfigBindingModel config)
+		{
+			_mailLogin = config.MailLogin;
+			_mailPassword = config.MailPassword;
+			_smtpClientHost = config.SmtpClientHost;
+			_smtpClientPort = config.SmtpClientPort;
+			_popHost = config.PopHost;
+			_popPort = config.PopPort;
+			_logger.LogDebug("Config: {login}, {password}, {clientHost}, {clientPOrt}, {popHost}, {popPort}", _mailLogin, _mailPassword, _smtpClientHost, _smtpClientPort, _popHost, _popPort);
+		}
+
+		public async void MailSendAsync(MailSendInfoBindingModel info)
+		{
+			if (string.IsNullOrEmpty(_mailLogin) || string.IsNullOrEmpty(_mailPassword))
+			{
+				return;
+			}
+
+			if (string.IsNullOrEmpty(_smtpClientHost) || _smtpClientPort == 0)
+			{
+				return;
+			}
+
+			if (string.IsNullOrEmpty(info.MailAddress) || string.IsNullOrEmpty(info.Subject) || string.IsNullOrEmpty(info.Text))
+			{
+				return;
+			}
+
+			_logger.LogDebug("Send Mail: {To}, {Subject}", info.MailAddress, info.Subject);
+			await SendMailAsync(info);
+		}
+
+		public async void MailCheck()
+		{
+			if (string.IsNullOrEmpty(_mailLogin) || string.IsNullOrEmpty(_mailPassword))
+			{
+				return;
+			}
+
+			if (string.IsNullOrEmpty(_popHost) || _popPort == 0)
+			{
+				return;
+			}
+
+			if (_messageInfoLogic == null)
+			{
+				return;
+			}
+
+			var list = await ReceiveMailAsync();
+			_logger.LogDebug("Check Mail: {Count} new mails", list.Count);
+			foreach (var mail in list)
+			{
+				mail.ClientId = _clientLogic.ReadElement(new() { Email = mail.SenderName })?.Id;
+				_messageInfoLogic.Create(mail);
+			}
+		}
+
+		protected abstract Task SendMailAsync(MailSendInfoBindingModel info);
+
+		protected abstract Task<List<MessageInfoBindingModel>> ReceiveMailAsync();
+	}
+}

SoftwareInstallation/SoftwareInstallationBusinessLogic/MailWorker/MailKitWorker.cs

@@ -0,0 +1,82 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.BusinessLogicsContracts;
+using MailKit.Net.Pop3;
+using MailKit.Security;
+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;
+
+namespace SoftwareInstallationBusinessLogic.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;
+		}
+	}
+}

SoftwareInstallation/SoftwareInstallationBusinessLogic/MessageInfoLogic.cs

@@ -0,0 +1,70 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.BusinessLogicsContracts;
+using SoftwareInstallationContracts.SearchModels;
+using SoftwareInstallationContracts.StoragesContract;
+using SoftwareInstallationContracts.ViewModels;
+using DocumentFormat.OpenXml.EMMA;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationBusinessLogic
+{
+	public class MessageInfoLogic : IMessageInfoLogic
+	{
+		private readonly ILogger _logger;
+		private readonly IMessageInfoStorage _messageInfoStorage;
+		public MessageInfoLogic(ILogger<MessageInfoLogic> logger, IMessageInfoStorage messageInfoStorage)
+		{
+			_logger = logger;
+			_messageInfoStorage = messageInfoStorage;
+		}
+
+		public bool Create(MessageInfoBindingModel model)
+		{
+			if (_messageInfoStorage.Insert(model) == null)
+			{
+				_logger.LogWarning("Insert operation failed");
+				return false;
+			}
+			return true;
+		}
+
+        public MessageInfoViewModel? ReadElement(MessageInfoSearchModel model)
+        {
+            var res = _messageInfoStorage.GetElement(model);
+			if (res == null)
+            {
+                _logger.LogWarning("Read element operation failed");
+                return null;
+            }
+            return res;
+        }
+
+        public bool Update(MessageInfoBindingModel model)
+        {
+            if (_messageInfoStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model)
+		{
+			_logger.LogInformation("ReadList. MessageId:{MessageId}.ClientId:{ClientId} ", model?.MessageId, model?.ClientId);
+			var list = (model == null) ? _messageInfoStorage.GetFullList() : _messageInfoStorage.GetFilteredList(model);
+			if (list == null)
+			{
+				_logger.LogWarning("ReadList return null list");
+				return null;
+			}
+			_logger.LogInformation("ReadList. Count:{Count}", list.Count);
+			return list;
+		}
+	}
+}

SoftwareInstallation/SoftwareInstallationBusinessLogic/OrderLogic.cs

@@ -6,6 +6,7 @@ using SoftwareInstallationContracts.ViewModels;
 using SoftwareInstallationDataModels.Enums;
 using Microsoft.Extensions.Logging;
 using DocumentFormat.OpenXml.EMMA;
+using SoftwareInstallationBusinessLogic.MailWorker;
 
 namespace SoftwareInstallationBusinessLogic.BusinessLogics
 {
@@ -15,15 +16,19 @@ namespace SoftwareInstallationBusinessLogic.BusinessLogics
         private readonly IOrderStorage _orderStorage;
         private readonly IPackageStorage _packageStorage;
         private readonly IShopLogic _shopLogic;
-        private static bool _finished = false;
+		private readonly AbstractMailWorker _mailWorker;
+		private readonly IClientLogic _clientLogic;
+		private static bool _finished = false;
 
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IPackageStorage packageStorage, IShopLogic shopLogic)
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IPackageStorage packageStorage, IShopLogic shopLogic, IClientLogic clientLogic, AbstractMailWorker mailWorker)
-        {
+		{
             _logger = logger;
             _shopLogic = shopLogic;
             _packageStorage = packageStorage;
             _orderStorage = orderStorage;
-        }
+			_mailWorker = mailWorker;
+			_clientLogic = clientLogic;
+		}
         public bool CreateOrder(OrderBindingModel model)
         {
             CheckModel(model);
@@ -35,12 +40,14 @@ namespace SoftwareInstallationBusinessLogic.BusinessLogics
             }
             model.Status = OrderStatus.Принят;
             model.DateCreate = DateTime.Now;
-            if (_orderStorage.Insert(model) == null)
+			var result = _orderStorage.Insert(model);
-            {
+			if (result == null)
+			{
                 _logger.LogWarning("Insert operation failed");
                 return false;
             }
-            return true;
+			SendOrderStatusMail(result.ClientId, $"Новый заказ создан. Номер заказа #{result.Id}", $"Заказ #{result.Id} от {result.DateCreate} на сумму {result.Sum:0.00} принят");
+			return true;
         }
 
         public bool DeliveryOrder(OrderBindingModel model)
@@ -150,12 +157,29 @@ namespace SoftwareInstallationBusinessLogic.BusinessLogics
             model.Sum = viewModel.Sum;
             model.Count = viewModel.Count;
             model.PackageId = viewModel.PackageId;
-            if (_orderStorage.Update(model) == null)
+			var result = _orderStorage.Update(model);
-            {
+			if (result == null)
+			{
                 _logger.LogWarning("Ошибка операции обновления");
                 return false;
             }
-            return true;
+			SendOrderStatusMail(result.ClientId, $"Изменен статус заказа #{result.Id}", $"Заказ #{model.Id} изменен статус на {result.Status}");
+			return true;
         }
-    }
+		private bool SendOrderStatusMail(int clientId, string subject, string text)
+		{
+			var client = _clientLogic.ReadElement(new() { Id = clientId });
+			if (client == null)
+			{
+				return false;
+			}
+			_mailWorker.MailSendAsync(new()
+			{
+				MailAddress = client.Email,
+				Subject = subject,
+				Text = text
+			});
+			return true;
+		}
+	}
 }

SoftwareInstallation/SoftwareInstallationBusinessLogic/SoftwareInstallationBusinessLogic.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.Abstractions" Version="7.0.0" />
     <PackageReference Include="PDFsharp-MigraDoc-GDI" Version="1.50.5147" />
   </ItemGroup>

SoftwareInstallation/SoftwareInstallationContracts/BindingModels/MailConfigBindingModel.cs

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

SoftwareInstallation/SoftwareInstallationContracts/BindingModels/MailSendInfoBindingModel.cs

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

SoftwareInstallation/SoftwareInstallationContracts/BindingModels/MessageInfoBindingModel.cs

@@ -0,0 +1,27 @@
+using SoftwareInstallationDataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationContracts.BindingModels
+{
+	public class MessageInfoBindingModel : IMessageInfoModel
+	{
+		public string MessageId { get; set; } = string.Empty;
+
+		public int? ClientId { get; set; }
+
+		public string SenderName { get; set; } = string.Empty;
+
+		public string Subject { get; set; } = string.Empty;
+
+		public string Body { get; set; } = string.Empty;
+
+		public DateTime DateDelivery { get; set; }
+
+		public bool HasRead { get; set; }
+        public string? Reply { get; set; }
+    }
+}

SoftwareInstallation/SoftwareInstallationContracts/BusinessLogicsContracts/IMessageInfoLogic.cs

@@ -0,0 +1,22 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.SearchModels;
+using SoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationContracts.BusinessLogicsContracts
+{
+	public interface IMessageInfoLogic
+	{
+		List<MessageInfoViewModel>? ReadList(MessageInfoSearchModel? model);
+
+		bool Create(MessageInfoBindingModel model);
+
+		bool Update(MessageInfoBindingModel model);
+
+		MessageInfoViewModel? ReadElement(MessageInfoSearchModel model);
+	}
+}

SoftwareInstallation/SoftwareInstallationContracts/SearchModels/MessageInfoSearchModel.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationContracts.SearchModels
+{
+	public class MessageInfoSearchModel
+	{
+		public int? ClientId { get; set; }
+
+		public string? MessageId { get; set; }
+
+		public int? Page { get; set; }
+
+		public int? PageSize { get; set; }
+	}
+}

SoftwareInstallation/SoftwareInstallationContracts/StoragesContracts/IMessageInfoStorage.cs

@@ -0,0 +1,23 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.SearchModels;
+using SoftwareInstallationContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationContracts.StoragesContract
+{
+	public interface IMessageInfoStorage
+	{
+		List<MessageInfoViewModel> GetFullList();
+
+		List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model);
+
+		MessageInfoViewModel? GetElement(MessageInfoSearchModel model);
+
+		MessageInfoViewModel? Insert(MessageInfoBindingModel model);
+		MessageInfoViewModel? Update(MessageInfoBindingModel model);
+	}
+}

SoftwareInstallation/SoftwareInstallationContracts/ViewModels/MessageInfoViewModel.cs

@@ -0,0 +1,35 @@
+using SoftwareInstallationDataModels;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationContracts.ViewModels
+{
+	public class MessageInfoViewModel : IMessageInfoModel
+	{
+		public string MessageId { get; set; } = string.Empty;
+
+		public int? ClientId { get; set; }
+
+		[DisplayName("Отправитель")]
+		public string SenderName { get; set; } = string.Empty;
+
+		[DisplayName("Дата письма")]
+		public DateTime DateDelivery { get; set; }
+
+		[DisplayName("Заголовок")]
+		public string Subject { get; set; } = string.Empty;
+
+		[DisplayName("Текст")]
+		public string Body { get; set; } = string.Empty;
+
+		[DisplayName("Прочитано")]
+        public bool HasRead { get; set; }
+
+		[DisplayName("Ответ")]
+        public string? Reply { get; set; }
+    }
+}

SoftwareInstallation/SoftwareInstallationDataModels/IMessageInfoModel.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationDataModels
+{
+	public interface IMessageInfoModel
+	{
+		string MessageId { get; }
+
+		int? ClientId { get; }
+
+		string SenderName { get; }
+
+		DateTime DateDelivery { get; }
+
+		string Subject { get; }
+
+		string Body { get; }
+
+        public bool HasRead { get; }
+
+		public string? Reply { get; }
+    }
+}

SoftwareInstallation/SoftwareInstallationListImplement/DataListSingleton.cs

@@ -11,6 +11,8 @@ namespace SoftwareInstallationListImplement
         public List<Client> Clients { get; set; }
         public List<Shop> Shops { get; set; }
 		public List<Implementer> Implementers { get; set; }
+		public List<MessageInfo> Messages { get; set; }
+
 		private DataListSingleton()
         {
             Components = new List<Component>();
@@ -19,8 +21,9 @@ namespace SoftwareInstallationListImplement
             Clients = new List<Client>();
             Shops = new List<Shop>();
 			Implementers = new List<Implementer>();
+			Messages = new List<MessageInfo>();
 		}
-        public static DataListSingleton GetInstance()
+		public static DataListSingleton GetInstance()
         {
             if (_instance == null)
             {

SoftwareInstallation/SoftwareInstallationListImplement/MessageInfo.cs

@@ -0,0 +1,72 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.ViewModels;
+using SoftwareInstallationDataModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SoftwareInstallationListImplement.Models
+{
+	// Update в этой сущности не нужен, поскольку в логике мы не изменяем никакие поля после создания письма
+	public class MessageInfo : IMessageInfoModel
+	{
+		public string MessageId { get; private set; } = string.Empty;
+
+		public int? ClientId { get; private set; }
+
+		public string SenderName { get; private set; } = string.Empty;
+
+		public DateTime DateDelivery { get; private set; } = DateTime.Now;
+
+		public string Subject { get; private set; } = string.Empty;
+
+		public string Body { get; private set; } = string.Empty;
+        public bool HasRead { get; private set; }
+        public string? Reply { get; private set; } 
+
+        public static MessageInfo? Create(MessageInfoBindingModel model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new()
+            {
+                Body = model.Body,
+                Reply = model.Reply,
+                HasRead = model.HasRead,
+                Subject = model.Subject,
+				ClientId = model.ClientId,
+				MessageId = model.MessageId,
+				SenderName = model.SenderName,
+				DateDelivery = model.DateDelivery,
+			};
+		}
+
+        public void Update(MessageInfoBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Reply = model.Reply;
+			HasRead = model.HasRead;
+        }
+
+		public MessageInfoViewModel GetViewModel => new()
+		{
+			Body = Body,
+			Reply = Reply,
+			HasRead = HasRead,
+			Subject = Subject,
+			ClientId = ClientId,
+			MessageId = MessageId,
+			SenderName = SenderName,
+			DateDelivery = DateDelivery,
+		};
+
+	}
+
+}

SoftwareInstallation/SoftwareInstallationListImplement/MessageInfoStorage.cs

@@ -0,0 +1,89 @@
+using SoftwareInstallationContracts.BindingModels;
+using SoftwareInstallationContracts.SearchModels;
+using SoftwareInstallationContracts.StoragesContract;
+using SoftwareInstallationContracts.ViewModels;
+using SoftwareInstallationListImplement.Models;
+using System.Collections.Generic;
+
+namespace SoftwareInstallationListImplement
+{
+	public class MessageInfoStorage : IMessageInfoStorage
+	{
+		private readonly DataListSingleton _source;
+		public MessageInfoStorage()
+		{
+			_source = DataListSingleton.GetInstance();
+		}
+
+		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
+		{
+			foreach (var message in _source.Messages)
+			{
+				if (model.MessageId != null && model.MessageId.Equals(message.MessageId))
+					return message.GetViewModel;
+			}
+			return null;
+		}
+
+		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
+		{
+			List<MessageInfoViewModel> result = new();
+			foreach (var item in _source.Messages)
+			{
+				if (item.ClientId.HasValue && item.ClientId == model.ClientId)
+				{
+					result.Add(item.GetViewModel);
+				}
+			}
+
+			if (!(model.Page.HasValue && model.PageSize.HasValue))
+			{
+				return result;
+			}
+			if (model.Page * model.PageSize >= result.Count)
+			{
+				return null;
+			}
+			List<MessageInfoViewModel> filteredResult = new();
+			for (var i = (model.Page.Value - 1) * model.PageSize.Value; i < model.Page.Value * model.PageSize.Value; i++)
+			{
+				filteredResult.Add(result[i]);
+			}
+			return filteredResult;
+		}
+
+		public List<MessageInfoViewModel> GetFullList()
+		{
+			List<MessageInfoViewModel> result = new();
+			foreach (var item in _source.Messages) 
+			{
+				result.Add(item.GetViewModel);
+			}
+			return result;
+		}
+
+		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
+		{
+			var newMessage = MessageInfo.Create(model);
+			if (newMessage == null)
+			{
+				return null;
+			}
+			_source.Messages.Add(newMessage);
+			return newMessage.GetViewModel;
+		}
+
+        public MessageInfoViewModel? Update(MessageInfoBindingModel model)
+        {
+            foreach (var message in _source.Messages)
+            {
+                if (message.MessageId.Equals(model.MessageId))
+                {
+                    message.Update(model);
+                    return message.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}

SoftwareInstallation/SoftwareInstallationView/App.config

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+	<appSettings>
+		<add key="SmtpClientHost" value="smtp.mail.ru" />
+		<add key="SmtpClientPort" value="587" />
+		<add key="PopHost" value="pop.mail.ru" />
+		<add key="PopPort" value="995" />
+		<add key="MailLogin" value="ordersender228@mail.ru" />
+		<add key="MailPassword" value="v8czsQ8zztJc5wEHxKPN" />
+	</appSettings>
+</configuration>

SoftwareInstallation/SoftwareInstallationView/FormMain.Designer.cs

@@ -49,13 +49,14 @@
 			buttonAddPackageInShop = new Button();
 			buttonSellPackage = new Button();
 			ButtonIssuedOrder = new Button();
+			mailToolStripMenuItem = new ToolStripMenuItem();
 			menuStrip1.SuspendLayout();
 			((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit();
 			SuspendLayout();
 			// 
 			// menuStrip1
 			// 
-			menuStrip1.Items.AddRange(new ToolStripItem[] { справочникиToolStripMenuItem, reportsToolStripMenuItem, DoWorkToolStripMenuItem });
+			menuStrip1.Items.AddRange(new ToolStripItem[] { справочникиToolStripMenuItem, reportsToolStripMenuItem, DoWorkToolStripMenuItem, mailToolStripMenuItem });
 			menuStrip1.Location = new Point(0, 0);
 			menuStrip1.Name = "menuStrip1";
 			menuStrip1.Size = new Size(1125, 24);
@@ -72,35 +73,35 @@
 			// packageToolStripMenuItem
 			// 
 			packageToolStripMenuItem.Name = "packageToolStripMenuItem";
-			packageToolStripMenuItem.Size = new Size(180, 22);
+			packageToolStripMenuItem.Size = new Size(149, 22);
 			packageToolStripMenuItem.Text = "Изделия";
 			packageToolStripMenuItem.Click += PackageToolStripMenuItem_Click;
 			// 
 			// componentToolStripMenuItem
 			// 
 			componentToolStripMenuItem.Name = "componentToolStripMenuItem";
-			componentToolStripMenuItem.Size = new Size(180, 22);
+			componentToolStripMenuItem.Size = new Size(149, 22);
 			componentToolStripMenuItem.Text = "Компоненты";
 			componentToolStripMenuItem.Click += ComponentsToolStripMenuItem_Click;
 			// 
 			// магазиныToolStripMenuItem
 			// 
 			магазиныToolStripMenuItem.Name = "магазиныToolStripMenuItem";
-			магазиныToolStripMenuItem.Size = new Size(180, 22);
+			магазиныToolStripMenuItem.Size = new Size(149, 22);
 			магазиныToolStripMenuItem.Text = "Магазины";
 			магазиныToolStripMenuItem.Click += ShopsToolStripMenuItem_Click;
 			// 
 			// ClientsToolStripMenuItem
 			// 
 			ClientsToolStripMenuItem.Name = "ClientsToolStripMenuItem";
-			ClientsToolStripMenuItem.Size = new Size(180, 22);
+			ClientsToolStripMenuItem.Size = new Size(149, 22);
 			ClientsToolStripMenuItem.Text = "Клиенты";
 			ClientsToolStripMenuItem.Click += ClientsToolStripMenuItem_Click;
 			// 
 			// ImplementersToolStripMenuItem
 			// 
 			ImplementersToolStripMenuItem.Name = "ImplementersToolStripMenuItem";
-			ImplementersToolStripMenuItem.Size = new Size(180, 22);
+			ImplementersToolStripMenuItem.Size = new Size(149, 22);
 			ImplementersToolStripMenuItem.Text = "Исполнители";
 			ImplementersToolStripMenuItem.Click += ImplementersToolStripMenuItem_Click;
 			// 
@@ -226,6 +227,13 @@
 			ButtonIssuedOrder.UseVisualStyleBackColor = true;
 			ButtonIssuedOrder.Click += ButtonIssuedOrder_Click;
 			// 
+			// mailToolStripMenuItem
+			// 
+			mailToolStripMenuItem.Name = "mailToolStripMenuItem";
+			mailToolStripMenuItem.Size = new Size(62, 20);
+			mailToolStripMenuItem.Text = "Письма";
+			mailToolStripMenuItem.Click += MailToolStripMenuItem_Click;
+			// 
 			// FormMain
 			// 
 			AutoScaleDimensions = new SizeF(7F, 15F);
@@ -271,5 +279,6 @@
 		private ToolStripMenuItem ImplementersToolStripMenuItem;
 		private ToolStripMenuItem DoWorkToolStripMenuItem;
 		private Button ButtonIssuedOrder;
+		private ToolStripMenuItem mailToolStripMenuItem;
 	}
 }

SoftwareInstallation/SoftwareInstallationView/FormMain.cs

@@ -3,6 +3,7 @@ using SoftwareInstallationContracts.BusinessLogicsContracts;
 using Microsoft.Extensions.Logging;
 using SoftwareInstallationContracts.BusinessLogicsContracts;
 using SoftwareInstallationView;
+using SoftwareInstallationView;
 
 namespace SoftwareInstallationView
 {
@@ -254,5 +255,13 @@ namespace SoftwareInstallationView
 				form.ShowDialog();
 			}
 		}
+		private void MailToolStripMenuItem_Click(object sender, EventArgs e)
+		{
+			var service = Program.ServiceProvider?.GetService(typeof(FormViewMail));
+			if (service is FormViewMail form)
+			{
+				form.ShowDialog();
+			}
+		}
 	}
 }

SoftwareInstallation/SoftwareInstallationView/FormReplyMail.Designer.cs

@@ -0,0 +1,149 @@
+namespace SoftwareInstallationView
+{
+    partial class FormReplyMail
+    {
+        /// <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();
+            label1 = new Label();
+            label2 = new Label();
+            label3 = new Label();
+            textBoxHead = new TextBox();
+            textBoxMail = new TextBox();
+            textBoxReply = new TextBox();
+            SuspendLayout();
+            // 
+            // buttonSave
+            // 
+            buttonSave.Anchor = AnchorStyles.Bottom | AnchorStyles.Right;
+            buttonSave.Location = new Point(460, 291);
+            buttonSave.Name = "buttonSave";
+            buttonSave.Size = new Size(117, 30);
+            buttonSave.TabIndex = 0;
+            buttonSave.Text = "Сохранить";
+            buttonSave.UseVisualStyleBackColor = true;
+            buttonSave.Click += ButtonSave_Click;
+            // 
+            // buttonCancel
+            // 
+            buttonCancel.Anchor = AnchorStyles.Bottom | AnchorStyles.Right;
+            buttonCancel.Location = new Point(337, 291);
+            buttonCancel.Name = "buttonCancel";
+            buttonCancel.Size = new Size(117, 30);
+            buttonCancel.TabIndex = 1;
+            buttonCancel.Text = "Отмена";
+            buttonCancel.UseVisualStyleBackColor = true;
+            buttonCancel.Click += ButtonCancel_Click;
+            // 
+            // label1
+            // 
+            label1.Location = new Point(12, 9);
+            label1.Name = "label1";
+            label1.Size = new Size(117, 23);
+            label1.TabIndex = 2;
+            label1.Text = "Заголовок письма:";
+            label1.TextAlign = ContentAlignment.TopRight;
+            // 
+            // label2
+            // 
+            label2.Location = new Point(12, 38);
+            label2.Name = "label2";
+            label2.Size = new Size(117, 23);
+            label2.TabIndex = 3;
+            label2.Text = "Текст письма:";
+            label2.TextAlign = ContentAlignment.TopRight;
+            // 
+            // label3
+            // 
+            label3.Location = new Point(12, 117);
+            label3.Name = "label3";
+            label3.Size = new Size(117, 31);
+            label3.TabIndex = 4;
+            label3.Text = "Ответ на письмо:";
+            label3.TextAlign = ContentAlignment.TopRight;
+            // 
+            // textBoxHead
+            // 
+            textBoxHead.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
+            textBoxHead.Location = new Point(135, 5);
+            textBoxHead.Name = "textBoxHead";
+            textBoxHead.ReadOnly = true;
+            textBoxHead.Size = new Size(442, 23);
+            textBoxHead.TabIndex = 5;
+            // 
+            // textBoxMail
+            // 
+            textBoxMail.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
+            textBoxMail.Location = new Point(135, 35);
+            textBoxMail.Multiline = true;
+            textBoxMail.Name = "textBoxMail";
+            textBoxMail.ReadOnly = true;
+            textBoxMail.Size = new Size(442, 76);
+            textBoxMail.TabIndex = 6;
+            // 
+            // textBoxReply
+            // 
+            textBoxReply.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
+            textBoxReply.Location = new Point(135, 117);
+            textBoxReply.Multiline = true;
+            textBoxReply.Name = "textBoxReply";
+            textBoxReply.Size = new Size(442, 168);
+            textBoxReply.TabIndex = 7;
+            // 
+            // FormReplyMail
+            // 
+            AutoScaleDimensions = new SizeF(7F, 15F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(589, 333);
+            Controls.Add(textBoxReply);
+            Controls.Add(textBoxMail);
+            Controls.Add(textBoxHead);
+            Controls.Add(label3);
+            Controls.Add(label2);
+            Controls.Add(label1);
+            Controls.Add(buttonCancel);
+            Controls.Add(buttonSave);
+            Name = "FormReplyMail";
+            Text = "Ответ на письмо";
+            Load += FormReplyMail_Load;
+            ResumeLayout(false);
+            PerformLayout();
+        }
+
+        #endregion
+
+        private Button buttonSave;
+        private Button buttonCancel;
+        private Label label1;
+        private Label label2;
+        private Label label3;
+        private TextBox textBoxHead;
+        private TextBox textBoxMail;
+        private TextBox textBoxReply;
+    }
+}

SoftwareInstallation/SoftwareInstallationView/FormReplyMail.cs

@@ -0,0 +1,83 @@
+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;
+using SoftwareInstallationBusinessLogic.MailWorker;
+using SoftwareInstallationContracts.BusinessLogicsContracts;
+using SoftwareInstallationContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using MimeKit;
+
+namespace SoftwareInstallationView
+{
+    public partial class FormReplyMail : Form
+    {
+        private readonly ILogger _logger;
+        private readonly AbstractMailWorker _mailWorker;
+        private readonly IMessageInfoLogic _logic;
+        private MessageInfoViewModel _message;
+
+        public string MessageId { get; set; } = string.Empty;
+
+        public FormReplyMail(ILogger<FormReplyMail> logger, AbstractMailWorker mailWorker, IMessageInfoLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _mailWorker = mailWorker;
+            _logic = logic;
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+
+        private void ButtonSave_Click(object sender, EventArgs e)
+        {
+            _mailWorker.MailSendAsync(new()
+            {
+                MailAddress = _message.SenderName,
+                Subject = _message.Subject,
+                Text = textBoxReply.Text,
+            });
+            _logic.Update(new()
+            {
+                MessageId = MessageId, 
+                Reply = textBoxReply.Text,
+                HasRead = true,
+            });
+            MessageBox.Show("Успешно отправлено письмо", "Отправка письма", MessageBoxButtons.OK);
+            DialogResult = DialogResult.OK;
+            Close();
+        }
+
+        private void FormReplyMail_Load(object sender, EventArgs e)
+        {
+            try
+            {
+                _message = _logic.ReadElement(new() { MessageId = MessageId });
+                if (_message == null)
+                    throw new ArgumentNullException("Письма с таким id не существует");
+                Text += $"для {_message.SenderName}";
+                textBoxHead.Text = _message.Subject;
+                textBoxMail.Text = _message.Body;
+                if (_message.HasRead is false)
+                {
+                    _logic.Update(new() { MessageId = MessageId, HasRead = true, Reply = _message.Reply });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка получения собщения");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+                    MessageBoxIcon.Error);
+            }
+        }
+    }
+}

SoftwareInstallation/SoftwareInstallationView/FormReplyMail.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>

SoftwareInstallation/SoftwareInstallationView/FormViewMail.Designer.cs

@@ -0,0 +1,104 @@
+namespace SoftwareInstallationView
+{
+    partial class FormViewMail
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            dataGridView = new DataGridView();
+            buttonPrevPage = new Button();
+            buttonNextPage = new Button();
+            labelInfoPages = new Label();
+            ((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit();
+            SuspendLayout();
+            // 
+            // dataGridView
+            // 
+            dataGridView.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
+            dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            dataGridView.Location = new Point(0, 0);
+            dataGridView.Name = "dataGridView";
+            dataGridView.RowTemplate.Height = 25;
+            dataGridView.Size = new Size(730, 454);
+            dataGridView.TabIndex = 0;
+            dataGridView.RowHeaderMouseClick += dataGridView_RowHeaderMouseClick;
+            // 
+            // buttonPrevPage
+            // 
+            buttonPrevPage.Anchor = AnchorStyles.Bottom | AnchorStyles.Left;
+            buttonPrevPage.Location = new Point(12, 460);
+            buttonPrevPage.Name = "buttonPrevPage";
+            buttonPrevPage.Size = new Size(75, 23);
+            buttonPrevPage.TabIndex = 1;
+            buttonPrevPage.Text = "<<<";
+            buttonPrevPage.UseVisualStyleBackColor = true;
+            buttonPrevPage.Click += ButtonPrevPage_Click;
+            // 
+            // buttonNextPage
+            // 
+            buttonNextPage.Anchor = AnchorStyles.Bottom | AnchorStyles.Left;
+            buttonNextPage.Location = new Point(203, 460);
+            buttonNextPage.Name = "buttonNextPage";
+            buttonNextPage.Size = new Size(75, 23);
+            buttonNextPage.TabIndex = 2;
+            buttonNextPage.Text = ">>>";
+            buttonNextPage.UseVisualStyleBackColor = true;
+            buttonNextPage.Click += ButtonNextPage_Click;
+            // 
+            // labelInfoPages
+            // 
+            labelInfoPages.Anchor = AnchorStyles.Bottom | AnchorStyles.Left;
+            labelInfoPages.Location = new Point(93, 464);
+            labelInfoPages.Name = "labelInfoPages";
+            labelInfoPages.Size = new Size(104, 19);
+            labelInfoPages.TabIndex = 3;
+            labelInfoPages.Text = "{0} страница";
+            labelInfoPages.TextAlign = ContentAlignment.MiddleCenter;
+            // 
+            // FormViewMail
+            // 
+            AutoScaleDimensions = new SizeF(7F, 15F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(727, 498);
+            Controls.Add(labelInfoPages);
+            Controls.Add(buttonNextPage);
+            Controls.Add(buttonPrevPage);
+            Controls.Add(dataGridView);
+            Name = "FormViewMail";
+            Text = "Письма";
+            Load += FormViewMail_Load;
+            ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();
+            ResumeLayout(false);
+        }
+
+        #endregion
+
+        private DataGridView dataGridView;
+        private Button buttonPrevPage;
+        private Button buttonNextPage;
+        private Label labelInfoPages;
+    }
+}

SoftwareInstallation/SoftwareInstallationView/FormViewMail.cs

@@ -0,0 +1,111 @@
+using SoftwareInstallationBusinessLogic.MailWorker;
+using SoftwareInstallationContracts.BusinessLogicsContracts;
+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;
+using SoftwareInstallationContracts.ViewModels;
+
+namespace SoftwareInstallationView
+{
+    public partial class FormViewMail : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IMessageInfoLogic _logic;
+        private int currentPage = 1;
+        public int pageSize = 5;
+
+        public FormViewMail(ILogger<FormViewMail> logger, IMessageInfoLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+            buttonPrevPage.Enabled = false;
+        }
+
+        private void FormViewMail_Load(object sender, EventArgs e)
+        {
+            MailLoad();
+        }
+
+        private bool MailLoad()
+        {
+            try
+            {
+                var list = _logic.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");
+                labelInfoPages.Text = $"{currentPage} страница";
+                return true;
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки писем");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+                    MessageBoxIcon.Error);
+                return false;
+            }
+        }
+
+        private void ButtonPrevPage_Click(object sender, EventArgs e)
+        {
+            if (currentPage == 1)
+            {
+                _logger.LogWarning("Неккоректный номер страницы {page}", currentPage - 1);
+                return;
+            }
+            currentPage--;
+            if (MailLoad())
+            {
+                buttonNextPage.Enabled = true;
+                if (currentPage == 1)
+                {
+                    buttonPrevPage.Enabled = false;
+                }
+            }
+        }
+
+        private void ButtonNextPage_Click(object sender, EventArgs e)
+        {
+            currentPage++;
+            if (!MailLoad() || ((List<MessageInfoViewModel>)dataGridView.DataSource).Count == 0)
+            {
+                _logger.LogWarning("Out of range messages");
+                currentPage--;
+                MailLoad();
+                buttonNextPage.Enabled = false;
+            }
+            else
+            {
+                buttonPrevPage.Enabled = true;
+            }
+        }
+
+        private void dataGridView_RowHeaderMouseClick(object sender, DataGridViewCellMouseEventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormReplyMail));
+            if (service is FormReplyMail form)
+            {
+                form.MessageId = (string)dataGridView.Rows[e.RowIndex].Cells["MessageId"].Value;
+                form.ShowDialog();
+                MailLoad();
+            }
+        }
+    }
+}

SoftwareInstallation/SoftwareInstallationView/FormViewMail.resx

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

SoftwareInstallation/SoftwareInstallationView/Program.cs

@@ -1,4 +1,4 @@
-using SoftwareInstallationBusinessLogic.BusinessLogics;
+using SoftwareInstallationBusinessLogic.BusinessLogics;
 using SoftwareInstallationContracts.BusinessLogicsContracts;
 using SoftwareInstallationContracts.StoragesContracts;
 using SoftwareInstallationDatabaseImplement.Implements;
@@ -10,8 +10,8 @@ using NLog.Extensions.Logging;
 using SoftwareInstallationBusinessLogic.OfficePackage.Implements;
 using SoftwareInstallationBusinessLogic.OfficePackage;
 using SoftwareInstallationContracts.StoragesContract;
-using SoftwareInstallationBusinessLogic;
+using SoftwareInstallationBusinessLogic.MailWorker;
-using SoftwareInstallationContracts.BusinessLogicsContracts;
+using SoftwareInstallationContracts.BindingModels;
 using SoftwareInstallationView;
 
 namespace SoftwareInstallationView
@@ -32,8 +32,30 @@ namespace SoftwareInstallationView
             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)
         {
             services.AddLogging(option =>
@@ -47,7 +69,9 @@ namespace SoftwareInstallationView
             services.AddTransient<IClientStorage, ClientStorage>();
 			services.AddTransient<IImplementerStorage, ImplementerStorage>();
 			services.AddTransient<IShopStorage, ShopStorage>();
-            services.AddTransient<IComponentLogic, ComponentLogic>();
+			services.AddTransient<IMessageInfoStorage, MessageInfoStorage>();
+			services.AddTransient<IMessageInfoLogic, MessageInfoLogic>();
+			services.AddTransient<IComponentLogic, ComponentLogic>();
             services.AddTransient<IOrderLogic, OrderLogic>();
             services.AddTransient<IPackageLogic, PackageLogic>();
             services.AddTransient<IShopLogic, ShopLogic>();
@@ -73,9 +97,13 @@ namespace SoftwareInstallationView
             services.AddTransient<FormViewClients>();
 			services.AddTransient<FormViewImplementers>();
 			services.AddTransient<FormImplementer>();
+			services.AddTransient<FormViewMail>();
+			services.AddTransient<FormReplyMail>();
 			services.AddTransient<AbstractSaveToExcel, SaveToExcel>();
             services.AddTransient<AbstractSaveToWord, SaveToWord>();
             services.AddTransient<AbstractSaveToPdf, SaveToPdf>();
-        }
+			services.AddSingleton<AbstractMailWorker, MailKitWorker>();
-    }
+		}
+		private static void MailCheck(object obj) => ServiceProvider?.GetService<AbstractMailWorker>()?.MailCheck();
+	}
 }

SoftwareInstallation/SoftwareInstallationView/SoftwareInstallationView.csproj

@@ -29,6 +29,9 @@
   </ItemGroup>
 
   <ItemGroup>
+    <None Update="App.config">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
     <None Update="ReportGroupOrders.rdlc">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>