Внедрение сущности исполнитель, фикс заказов, обновление бд

FoodOrders/AbstractFoodOrdersBusinessLogic/BusinessLogics/ImplementerLogic.cs

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

FoodOrders/AbstractFoodOrdersBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -17,7 +17,8 @@ namespace AbstractFoodOrdersBusinessLogic.BusinessLogics
     {
         private readonly ILogger _logger;
         private readonly IOrderStorage _orderStorage;
-        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
+		static readonly object _locker = new object();
+		public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
         {
             _logger = logger;
             _orderStorage = orderStorage;
@@ -34,7 +35,23 @@ namespace AbstractFoodOrdersBusinessLogic.BusinessLogics
             _logger.LogInformation("ReadList. Count:{Count}", list.Count);
             return list;
         }
-        public bool CreateOrder(OrderBindingModel model)
+		public OrderViewModel? ReadElement(OrderSearchModel? model)
+		{
+			if (model == null)
+			{
+				throw new ArgumentNullException(nameof(model));
+			}
+			_logger.LogInformation("ReadElement. ImplementerId:{ImplementerId}. OrderStatus:{OrderStatus}. Id:{Id}", model.ImplementerId, model.OrderStatus, model.Id);
+			var element = _orderStorage.GetElement(model);
+			if (element == null)
+			{
+				_logger.LogWarning("ReadElement element not found");
+				return null;
+			}
+			_logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+			return element;
+		}
+		public bool CreateOrder(OrderBindingModel model)
         {
             CheckModel(model);
             if (model.Status != OrderStatus.Неизвестен)
@@ -49,8 +66,11 @@ namespace AbstractFoodOrdersBusinessLogic.BusinessLogics
         }
         public bool TakeOrderInWork(OrderBindingModel model)
         {
-            return ChangeStatus(model, OrderStatus.Выполняется);
-        }
+			lock (_locker)
+			{
+				return ChangeStatus(model, OrderStatus.Выполняется);
+			}
+		}
         public bool FinishOrder(OrderBindingModel model)
         {
             return ChangeStatus(model, OrderStatus.Готов);

FoodOrders/AbstractFoodOrdersContracts/BindingModels/ImplementerBindingModel.cs

@@ -0,0 +1,18 @@
+using AbstractFoodOrdersDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractFoodOrdersContracts.BindingModels
+{
+	public class ImplementerBindingModel:IImplementerModel
+	{
+		public int Id { get; set; }
+		public string ImplementerFIO { get; set; } = String.Empty;
+		public string Password { get; set; } = String.Empty;
+		public int WorkExperience { get; set; }
+		public int Qualification { get; set; }
+	}
+}

FoodOrders/AbstractFoodOrdersContracts/BindingModels/OrderBindingModel.cs

@@ -18,6 +18,7 @@ namespace AbstractFoodOrdersContracts.BindingModels
         public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
         public DateTime DateCreate { get; set; } = DateTime.Now;
          public DateTime? DateImplement { get; set; }
+        public int? ImplementerId { get; set; }
     }
 
 }

FoodOrders/AbstractFoodOrdersContracts/BusinessLogicsContracts/IImplementerLogic.cs

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

FoodOrders/AbstractFoodOrdersContracts/BusinessLogicsContracts/IOrderLogic.cs

@@ -12,7 +12,8 @@ namespace AbstractFoodOrdersContracts.BusinessLogicsContracts
     public interface IOrderLogic
     {
         List<OrderViewModel>? ReadList(OrderSearchModel? model);
-        bool CreateOrder(OrderBindingModel model);
+		OrderViewModel? ReadElement(OrderSearchModel? model);
+		bool CreateOrder(OrderBindingModel model);
         bool TakeOrderInWork(OrderBindingModel model);
         bool FinishOrder(OrderBindingModel model);
         bool DeliveryOrder(OrderBindingModel model);

FoodOrders/AbstractFoodOrdersContracts/BusinessLogicsContracts/IWorkProcess.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractFoodOrdersContracts.BusinessLogicsContracts
+{
+	public interface IWorkProcess
+	{
+		/// <summary>
+		/// Запуск работ
+		/// </summary>
+		void DoWork(IImplementerLogic implementerLogic, IOrderLogic orderLogic);
+	}
+}

FoodOrders/AbstractFoodOrdersContracts/SearchModels/ImplementerSearchModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractFoodOrdersContracts.SearchModels
+{
+	public class ImplementerSearchModel
+	{
+		public int? Id { get; set; }
+		public string? ImplementerFIO { get; set; }
+		public string? Password { get; set; }
+	}
+}

FoodOrders/AbstractFoodOrdersContracts/SearchModels/OrderSearchModel.cs

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

FoodOrders/AbstractFoodOrdersContracts/StoragesContracts/IImplementerStorage.cs

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

FoodOrders/AbstractFoodOrdersContracts/ViewModels/ImplementerViewModel.cs

@@ -0,0 +1,23 @@
+using AbstractFoodOrdersDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractFoodOrdersContracts.ViewModels
+{
+	public class ImplementerViewModel:IImplementerModel
+	{
+		public int Id { get; set; }
+		[DisplayName("ФИО")]
+		public string ImplementerFIO { get; set; } = String.Empty;
+		[DisplayName("Пароль")]
+		public string Password { get; set; } = String.Empty;
+		[DisplayName("Опыт работы")]
+		public int WorkExperience { get; set; }
+		[DisplayName("Квалификация")]
+		public int Qualification { get; set; }
+	}
+}

FoodOrders/AbstractFoodOrdersContracts/ViewModels/OrderViewModel.cs

@@ -16,7 +16,10 @@ namespace AbstractFoodOrdersContracts.ViewModels
         public int DishId { get; set; }
         [DisplayName("Изделие")]
         public string DishName { get; set; } = string.Empty;
-        public int ClientId { get; set; }
+		public int? ImplementerId { get; set; }
+		[DisplayName("Исполнитель")]
+		public string? ImplementerFIO { get; set; }
+		public int ClientId { get; set; }
         [DisplayName("ФИО клиента")]
         public string ClientFIO { get; set; } = string.Empty;
         [DisplayName("Количество")]

FoodOrders/AbstractFoodOrdersDataModels/Models/IImplementerModel.cs

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

FoodOrders/AbstractFoodOrdersDataModels/Models/IOrderModel.cs

@@ -15,6 +15,7 @@ namespace AbstractFoodOrdersDataModels.Models
         OrderStatus Status { get; }
         DateTime DateCreate { get; }
         DateTime? DateImplement { get; }
+        int? ImplementerId { get; }
     }
 
 }

FoodOrders/AbstractFoodOrdersDatabaseImplement/AbstractFoodOrdersDatabase.cs

@@ -26,5 +26,6 @@ namespace AbstractFoodOrdersDatabaseImplement
         public virtual DbSet<DishComponent> DishComponents { set; get; }
         public virtual DbSet<Order> Orders { set; get; }
         public virtual DbSet<Client> Clients { set; get; }
-    }
+		public virtual DbSet<Implementer> Implementers { set; get; }
+	}
 }

FoodOrders/AbstractFoodOrdersDatabaseImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,96 @@
+using AbstractFoodOrdersContracts.BindingModels;
+using AbstractFoodOrdersContracts.SearchModels;
+using AbstractFoodOrdersContracts.StoragesContracts;
+using AbstractFoodOrdersContracts.ViewModels;
+using AbstractFoodOrdersDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractFoodOrdersDatabaseImplement.Implements
+{
+	public class ImplementerStorage:IImplementerStorage
+	{
+		public List<ImplementerViewModel> GetFullList()
+		{
+			using var context = new AbstractFoodOrdersDatabase();
+			return context.Implementers
+			.Select(x => x.GetViewModel)
+			.ToList();
+		}
+		public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ImplementerFIO) && !model.Id.HasValue)
+			{
+				return new();
+			}
+			if (!string.IsNullOrEmpty(model.ImplementerFIO) && !string.IsNullOrEmpty(model.Password))
+			{
+				using var context = new AbstractFoodOrdersDatabase();
+				return context.Implementers
+				.Where(x => x.ImplementerFIO.Equals(model.ImplementerFIO))
+				.Select(x => x.GetViewModel)
+				.ToList();
+			}
+			else
+			{
+				using var context = new AbstractFoodOrdersDatabase();
+				return context.Implementers
+				.Where(x => x.Id == model.Id)
+				.Select(x => x.GetViewModel)
+				.ToList();
+			}
+		}
+		public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ImplementerFIO) && string.IsNullOrEmpty(model.Password) && !model.Id.HasValue)
+			{
+				return null;
+			}
+			using var context = new AbstractFoodOrdersDatabase();
+			return context.Implementers
+			.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ImplementerFIO) && !string.IsNullOrEmpty(model.Password)
+			&& x.ImplementerFIO == model.ImplementerFIO && x.Password == model.Password) ||
+			(model.Id.HasValue && x.Id == model.Id))
+			?.GetViewModel;
+		}
+		public ImplementerViewModel? Insert(ImplementerBindingModel model)
+		{
+			var newImplementer = Implementer.Create(model);
+			if (newImplementer == null)
+			{
+				return null;
+			}
+			using var context = new AbstractFoodOrdersDatabase();
+			context.Implementers.Add(newImplementer);
+			context.SaveChanges();
+			return newImplementer.GetViewModel;
+		}
+		public ImplementerViewModel? Update(ImplementerBindingModel model)
+		{
+			using var context = new AbstractFoodOrdersDatabase();
+			var component = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+			if (component == null)
+			{
+				return null;
+			}
+			component.Update(model);
+			context.SaveChanges();
+			return component.GetViewModel;
+		}
+		public ImplementerViewModel? Delete(ImplementerBindingModel model)
+		{
+			using var context = new AbstractFoodOrdersDatabase();
+			var element = context.Implementers.FirstOrDefault(rec => rec.Id == model.Id);
+			if (element != null)
+			{
+				context.Implementers.Remove(element);
+				context.SaveChanges();
+				return element.GetViewModel;
+			}
+			return null;
+		}
+	}
+}

FoodOrders/AbstractFoodOrdersDatabaseImplement/Implements/OrderStorage.cs

@@ -17,7 +17,7 @@ namespace AbstractFoodOrdersDatabaseImplement.Implements
         public List<OrderViewModel> GetFullList()
         {
             using var context = new AbstractFoodOrdersDatabase();
-            return context.Orders.Include(x => x.Client)
+            return context.Orders.Include(x => x.Client).Include(x => x.Implementer)
             .Select(x => AccessDishStorage(x.GetViewModel, context))
             .ToList();
         }
@@ -30,7 +30,7 @@ namespace AbstractFoodOrdersDatabaseImplement.Implements
 			if (model.ClientId.HasValue)
 			{
 				using var context = new AbstractFoodOrdersDatabase();
-				return context.Orders.Include(x => x.Client)
+				return context.Orders.Include(x => x.Client).Include(x => x.Implementer)
 				.Where(x => x.ClientId == model.ClientId)
 				.Select(x => AccessDishStorage(x.GetViewModel, context))
 				.ToList();
@@ -38,7 +38,7 @@ namespace AbstractFoodOrdersDatabaseImplement.Implements
 			else if (!model.DateFrom.HasValue || !model.DateTo.HasValue)
 			{
 				using var context = new AbstractFoodOrdersDatabase();
-				return context.Orders.Include(x => x.Client)
+				return context.Orders.Include(x => x.Client).Include(x => x.Implementer)
 				.Where(x => x.Id == model.Id)
 				.Select(x => AccessDishStorage(x.GetViewModel, context))
 				.ToList();
@@ -46,7 +46,7 @@ namespace AbstractFoodOrdersDatabaseImplement.Implements
 			else
 			{
 				using var context = new AbstractFoodOrdersDatabase();
-				return context.Orders.Include(x => x.Client)
+				return context.Orders.Include(x => x.Client).Include(x => x.Implementer)
 				.Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo)
 				.Select(x => AccessDishStorage(x.GetViewModel, context))
 				.ToList();
@@ -54,15 +54,25 @@ namespace AbstractFoodOrdersDatabaseImplement.Implements
 		}
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
-            if (!model.Id.HasValue)
-            {
-                return new();
-            }
-            using var context = new AbstractFoodOrdersDatabase();
-            return AccessDishStorage(context.Orders.Include(x => x.Client)
-            .FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)
-            ?.GetViewModel, context);
-        }
+			if (!model.Id.HasValue && !model.ImplementerId.HasValue && !model.OrderStatus.HasValue)
+			{
+				return new();
+			}
+			using var context = new AbstractFoodOrdersDatabase();
+			if (!model.Id.HasValue)
+			{
+				return AccessDishStorage(context.Orders.Include(x => x.Client).Include(x => x.Implementer)
+				.FirstOrDefault(x => model.ImplementerId.HasValue && model.OrderStatus.HasValue
+								&& x.Status == model.OrderStatus && x.ImplementerId == model.ImplementerId)
+				?.GetViewModel, context);
+			}
+			else
+			{
+				return AccessDishStorage(context.Orders.Include(x => x.Client).Include(x => x.Implementer)
+				.FirstOrDefault(x => x.Id == model.Id)
+				?.GetViewModel, context);
+			}
+		}
         public OrderViewModel? Insert(OrderBindingModel model)
         { 
             using var context = new AbstractFoodOrdersDatabase();
@@ -84,7 +94,7 @@ namespace AbstractFoodOrdersDatabaseImplement.Implements
             {
                 return null;
             }
-            order.Update(model);
+            order.Update(context, model);
             context.SaveChanges();
             return AccessDishStorage(order.GetViewModel, context);
         }

FoodOrders/AbstractFoodOrdersDatabaseImplement/Migrations/20230514143654_ImplementerUpdate.Designer.cs

@@ -0,0 +1,257 @@
+// <auto-generated />
+using System;
+using AbstractFoodOrdersDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace AbstractFoodOrdersDatabaseImplement.Migrations
+{
+    [DbContext(typeof(AbstractFoodOrdersDatabase))]
+    [Migration("20230514143654_ImplementerUpdate")]
+    partial class ImplementerUpdate
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.5")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.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("AbstractFoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Dish", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("DishName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Dishes");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.DishComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("DishId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("DishId");
+
+                    b.ToTable("DishComponents");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.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("AbstractFoodOrdersDatabaseImplement.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>("DishId")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ClientId");
+
+                    b.HasIndex("DishId");
+
+                    b.HasIndex("ImplementerId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.DishComponent", b =>
+                {
+                    b.HasOne("AbstractFoodOrdersDatabaseImplement.Models.Component", "Component")
+                        .WithMany("DishComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractFoodOrdersDatabaseImplement.Models.Dish", "Dish")
+                        .WithMany("Components")
+                        .HasForeignKey("DishId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Dish");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("AbstractFoodOrdersDatabaseImplement.Models.Client", "Client")
+                        .WithMany("ClientOrders")
+                        .HasForeignKey("ClientId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractFoodOrdersDatabaseImplement.Models.Dish", "Dish")
+                        .WithMany("Orders")
+                        .HasForeignKey("DishId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("AbstractFoodOrdersDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
+                    b.Navigation("Client");
+
+                    b.Navigation("Dish");
+
+                    b.Navigation("Implementer");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Client", b =>
+                {
+                    b.Navigation("ClientOrders");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("DishComponents");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Dish", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

FoodOrders/AbstractFoodOrdersDatabaseImplement/Migrations/20230514143654_ImplementerUpdate.cs

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

FoodOrders/AbstractFoodOrdersDatabaseImplement/Migrations/AbstractFoodOrdersDatabaseModelSnapshot.cs

@@ -113,6 +113,33 @@ namespace AbstractFoodOrdersDatabaseImplement.Migrations
                     b.ToTable("DishComponents");
                 });
 
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.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("AbstractFoodOrdersDatabaseImplement.Models.Order", b =>
                 {
                     b.Property<int>("Id")
@@ -136,6 +163,9 @@ namespace AbstractFoodOrdersDatabaseImplement.Migrations
                     b.Property<int>("DishId")
                         .HasColumnType("int");
 
+                    b.Property<int?>("ImplementerId")
+                        .HasColumnType("int");
+
                     b.Property<int>("Status")
                         .HasColumnType("int");
 
@@ -148,6 +178,8 @@ namespace AbstractFoodOrdersDatabaseImplement.Migrations
 
                     b.HasIndex("DishId");
 
+                    b.HasIndex("ImplementerId");
+
                     b.ToTable("Orders");
                 });
 
@@ -184,9 +216,15 @@ namespace AbstractFoodOrdersDatabaseImplement.Migrations
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
 
+                    b.HasOne("AbstractFoodOrdersDatabaseImplement.Models.Implementer", "Implementer")
+                        .WithMany("Orders")
+                        .HasForeignKey("ImplementerId");
+
                     b.Navigation("Client");
 
                     b.Navigation("Dish");
+
+                    b.Navigation("Implementer");
                 });
 
             modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Client", b =>
@@ -205,6 +243,11 @@ namespace AbstractFoodOrdersDatabaseImplement.Migrations
 
                     b.Navigation("Orders");
                 });
+
+            modelBuilder.Entity("AbstractFoodOrdersDatabaseImplement.Models.Implementer", b =>
+                {
+                    b.Navigation("Orders");
+                });
 #pragma warning restore 612, 618
         }
     }

FoodOrders/AbstractFoodOrdersDatabaseImplement/Models/Implementer.cs

@@ -0,0 +1,63 @@
+using AbstractFoodOrdersContracts.BindingModels;
+using AbstractFoodOrdersContracts.ViewModels;
+using AbstractFoodOrdersDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractFoodOrdersDatabaseImplement.Models
+{
+	public class Implementer:IImplementerModel
+	{
+		public int Id { get; private set; }
+		[Required]
+		public string ImplementerFIO { get; set; } = string.Empty;
+		[Required]
+		public string Password { get; set; } = string.Empty;
+		[Required]
+		public int WorkExperience { get; set; }
+		[Required]
+		public int Qualification { get; set; }
+		[ForeignKey("ImplementerId")]
+		public virtual List<Order> Orders { get; set; } = new List<Order>();
+
+		public static Implementer? Create(ImplementerBindingModel? model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new Implementer()
+			{
+				Id = model.Id,
+				ImplementerFIO = model.ImplementerFIO,
+				Password = model.Password,
+				WorkExperience = model.WorkExperience,
+				Qualification = model.Qualification,
+			};
+		}
+		public void Update(ImplementerBindingModel? model)
+		{
+			if (model == null)
+			{
+				return;
+			}
+			ImplementerFIO = model.ImplementerFIO;
+			Password = model.Password;
+			WorkExperience = model.WorkExperience;
+			Qualification = model.Qualification;
+		}
+		public ImplementerViewModel GetViewModel => new()
+		{
+			Id = Id,
+			ImplementerFIO = ImplementerFIO,
+			Password = Password,
+			WorkExperience = WorkExperience,
+			Qualification = Qualification,
+		};
+	}
+}

FoodOrders/AbstractFoodOrdersDatabaseImplement/Models/Order.cs

@@ -20,7 +20,9 @@ namespace AbstractFoodOrdersDatabaseImplement.Models
         [Required]
         public int ClientId { get; set; }
         public virtual Client Client { get; set; } = new();
-        [Required]
+		public int? ImplementerId { get; set; }
+		public virtual Implementer? Implementer { get; set; } = new();
+		[Required]
         public int Count { get; private set; }
         [Required]
         public double Sum { get; private set; }
@@ -46,18 +48,22 @@ namespace AbstractFoodOrdersDatabaseImplement.Models
                 Sum = model.Sum,
                 Status = model.Status,
                 DateCreate = model.DateCreate,
-                DateImplement = model.DateImplement
-            };
+                DateImplement = model.DateImplement,
+				ImplementerId = model.ImplementerId,
+				Implementer = model.ImplementerId.HasValue ? data.Implementers.First(x => x.Id == model.ImplementerId) : null,
+			};
         }
-        public void Update(OrderBindingModel? model)
+        public void Update(AbstractFoodOrdersDatabase context, OrderBindingModel? model)
         {
             if (model == null)
             {
                 return;
             }
             Status = model.Status;
-            if (model.DateImplement.HasValue) DateImplement = model.DateImplement;
-        }
+			if (model.ImplementerId.HasValue) ImplementerId = model.ImplementerId;
+			if (model.ImplementerId.HasValue) Implementer = context.Implementers.First(x => x.Id == model.ImplementerId);
+			if (model.DateImplement.HasValue) DateImplement = model.DateImplement;
+		}
         public OrderViewModel GetViewModel => new()
         {
             Id = Id,
@@ -68,7 +74,9 @@ namespace AbstractFoodOrdersDatabaseImplement.Models
             Sum = Sum,
             Status = Status,
             DateCreate = DateCreate,
-            DateImplement = DateImplement
-        };
+            DateImplement = DateImplement,
+			ImplementerId = ImplementerId,
+			ImplementerFIO = Implementer?.ImplementerFIO
+		};
     }
 }

FoodOrders/AbstractFoodOrdersListImplement/DataListSingleton.cs

@@ -14,13 +14,15 @@ namespace AbstractFoodOrdersListImplement
         public List<Order> Orders { get; set; }
         public List<Dish> Dishes { get; set; }
         public List<Client> Clients { get; set; }
-        private DataListSingleton()
+		public List<Implementer> Implementers { get; set; }
+		private DataListSingleton()
         {
             Components = new List<Component>();
             Orders = new List<Order>();
             Dishes = new List<Dish>();
             Clients = new List<Client>();
-        }
+			Implementers = new List<Implementer>();
+		}
         public static DataListSingleton GetInstance()
         {
             if (_instance == null)

FoodOrders/AbstractFoodOrdersListImplement/Implements/OrderStorage.cs

@@ -13,118 +13,148 @@ namespace AbstractFoodOrdersListImplement.Implements
 {
     public class OrderStorage : IOrderStorage
     {
-        private readonly DataListSingleton _source;
-        public OrderStorage()
-        {
-            _source = DataListSingleton.GetInstance();
-        }
-        public List<OrderViewModel> GetFullList()
-        {
-            var result = new List<OrderViewModel>();
-            foreach (var order in _source.Orders)
-            {
-                result.Add(AttachReinforcedName(order.GetViewModel));
-            }
-            return result;
-        }
-        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
-        {
-            var result = new List<OrderViewModel>();
-            if (!model.Id.HasValue && !model.DateFrom.HasValue && !model.DateTo.HasValue && !model.ClientId.HasValue)
-            {
-                return result;
-            }
-            foreach (var order in _source.Orders)
-            {
-                if ((order.DateCreate >= model.DateFrom && order.DateCreate <= model.DateTo) || order.ClientId == model.ClientId)
-                {
-                    result.Add(AttachReinforcedName(order.GetViewModel));
-                }
-            }
-            return result;
+		private readonly DataListSingleton _source;
+		public OrderStorage()
+		{
+			_source = DataListSingleton.GetInstance();
+		}
+		public List<OrderViewModel> GetFullList()
+		{
+			var result = new List<OrderViewModel>();
+			foreach (var order in _source.Orders)
+			{
+				result.Add(AccessDishStorage(order.GetViewModel));
+			}
+			return result;
+		}
 
-        }
-        public OrderViewModel? GetElement(OrderSearchModel model)
-        {
-            if (!model.Id.HasValue)
-            {
-                return null;
-            }
-            foreach (var order in _source.Orders)
-            {
-                if (model.Id.HasValue && order.Id == model.Id)
-                {
-                    return AttachReinforcedName(order.GetViewModel);
-                }
-            }
-            return null;
+		public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+		{
+			var result = new List<OrderViewModel>();
+			if (!model.Id.HasValue && !model.DateFrom.HasValue && !model.DateTo.HasValue && !model.OrderStatus.HasValue)
+			{
+				return result;
+			}
+			if (model.ImplementerId.HasValue && model.OrderStatus.HasValue)
+			{
+				foreach (var order in _source.Orders)
+				{
+					if (order.Status == model.OrderStatus)
+					{
+						result.Add(AccessDishStorage(order.GetViewModel));
+					}
+				}
+			}
+			else if (!model.DateFrom.HasValue || !model.DateTo.HasValue)
+			{
+				foreach (var order in _source.Orders)
+				{
+					if (order.Id == model.Id)
+					{
+						result.Add(AccessDishStorage(order.GetViewModel));
+					}
+				}
+			}
+			else
+			{
+				foreach (var order in _source.Orders)
+				{
+					if (order.DateCreate >= model.DateFrom && order.DateCreate <= model.DateTo)
+					{
+						result.Add(AccessDishStorage(order.GetViewModel));
+					}
+				}
+			}
+			return result;
+		}
 
-        }
-        public OrderViewModel? Insert(OrderBindingModel model)
-        {
-            model.Id = 1;
-            foreach (var order in _source.Orders)
-            {
-                if (model.Id <= order.Id)
-                {
-                    model.Id = order.Id + 1;
-                }
-            }
-            var newOrder = Order.Create(model);
-            if (newOrder == null)
-            {
-                return null;
-            }
-            _source.Orders.Add(newOrder);
-            return AttachReinforcedName(newOrder.GetViewModel);
-        }
-        public OrderViewModel? Update(OrderBindingModel model)
-        {
-            foreach (var order in _source.Orders)
-            {
-                if (order.Id == model.Id)
-                {
-                    order.Update(model);
-                    return AttachReinforcedName(order.GetViewModel);
-                }
-            }
-            return null;
-        }
-        public OrderViewModel? Delete(OrderBindingModel model)
-        {
-            for (int i = 0; i < _source.Orders.Count; ++i)
-            {
-                if (_source.Orders[i].Id == model.Id)
-                {
-                    var element = _source.Orders[i];
-                    _source.Orders.RemoveAt(i);
-                    return AttachReinforcedName(element.GetViewModel);
-                }
-            }
-            return null;
-        }
-        private OrderViewModel AttachReinforcedName(OrderViewModel model)
-        {
-            //Из всех мест, это выглядит наиболее подходящим, для данной манипуляции.
-            //При расположении ниже нарушится целостность данных
-            //При расположении выше будет нарушен принцип разделения уровней
-            foreach (var reinforced in _source.Dishes)
-            {
-                if (reinforced.Id == model.DishId)
-                {
-                    model.DishName = reinforced.DishName;
-                    break;
-                }
-            }
-            foreach (var client in _source.Clients)
-            {
-                if (client.Id == model.ClientId)
-                {
-                    model.ClientFIO = client.ClientFIO;
-                    break;
-                }
-            }
-            return model;
-        }
-    }
+		public OrderViewModel? GetElement(OrderSearchModel model)
+		{
+			if (!model.Id.HasValue && !model.ImplementerId.HasValue && !model.OrderStatus.HasValue)
+			{
+				return null;
+			}
+			if (!model.Id.HasValue)
+			{
+				foreach (var order in _source.Orders)
+				{
+					if (model.ImplementerId.HasValue && model.OrderStatus.HasValue
+						&& order.ImplementerId == model.ImplementerId && order.Status == model.OrderStatus)
+					{
+						return AccessDishStorage(order.GetViewModel);
+					}
+				}
+			}
+			else
+			{
+				foreach (var order in _source.Orders)
+				{
+					if (model.Id.HasValue && order.Id == model.Id)
+					{
+						return AccessDishStorage(order.GetViewModel);
+					}
+				}
+			}
+			return null;
+		}
+
+		public OrderViewModel? Insert(OrderBindingModel model)
+		{
+			model.Id = 1;
+			foreach (var order in _source.Orders)
+			{
+				if (model.Id <= order.Id)
+				{
+					model.Id = order.Id + 1;
+				}
+			}
+			var newOrder = Order.Create(model);
+			if (newOrder == null)
+			{
+				return null;
+			}
+			_source.Orders.Add(newOrder);
+			return AccessDishStorage(newOrder.GetViewModel);
+		}
+
+		public OrderViewModel? Update(OrderBindingModel model)
+		{
+			foreach (var order in _source.Orders)
+			{
+				if (order.Id == model.Id)
+				{
+					order.Update(model);
+					return AccessDishStorage(order.GetViewModel);
+				}
+			}
+			return null;
+		}
+
+		public OrderViewModel? Delete(OrderBindingModel model)
+		{
+			for (int i = 0; i < _source.Orders.Count; ++i)
+			{
+				if (_source.Orders[i].Id == model.Id)
+				{
+					var element = _source.Orders[i];
+					_source.Orders.RemoveAt(i);
+					return AccessDishStorage(element.GetViewModel);
+				}
+			}
+			return null;
+		}
+
+		public OrderViewModel AccessDishStorage(OrderViewModel model)
+		{
+			foreach (var pastry in _source.Dishes)
+			{
+				if (pastry.Id == model.DishId)
+				{
+					model.DishName = pastry.DishName;
+					break;
+				}
+			}
+			return model;
+		}
+	}
 }

FoodOrders/AbstractFoodOrdersListImplement/Models/Order.cs

@@ -15,7 +15,8 @@ namespace AbstractFoodOrdersListImplement.Models
         public int Id { get; private set; }
         public int DishId { get; private set; }
         public int ClientId { get; private set; }
-        public int Count { get; private set; }
+		public int? ImplementerId { get; private set; }
+		public int Count { get; private set; }
         public double Sum { get; private set; }
         public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
         public DateTime DateCreate { get; private set; } = DateTime.Now;
@@ -31,6 +32,7 @@ namespace AbstractFoodOrdersListImplement.Models
                 Id = model.Id,
                 DishId = model.DishId,
                 ClientId = model.ClientId,
+                ImplementerId = model.ImplementerId,
                 Count = model.Count,
                 Sum = model.Sum,
                 Status = model.Status,
@@ -46,6 +48,7 @@ namespace AbstractFoodOrdersListImplement.Models
             }
             DishId = model.DishId;
             ClientId = model.ClientId;
+            ImplementerId = model.ImplementerId;
             Count = model.Count;
             Sum = model.Sum;
             Status = model.Status;
@@ -57,6 +60,7 @@ namespace AbstractFoodOrdersListImplement.Models
             Id = Id,
             DishId = DishId,
             ClientId = ClientId,
+            ImplementerId = ImplementerId,
             Count = Count,
             Sum = Sum,
             Status = Status,

FoodOrders/AbstractShopFileImplement/DataFileSingleton.cs

@@ -15,11 +15,13 @@ namespace AbstractFoodOrdersFileImplement
         private readonly string OrderFileName = "Order.xml";
         private readonly string DishFileName = "Dish.xml";
         private readonly string ClientFileName = "Client.xml";
-        public List<Component> Components { get; private set; }
+		private readonly string ImplementerFileName = "Implementer.xml";
+		public List<Component> Components { get; private set; }
         public List<Order> Orders { get; private set; }
         public List<Dish> Dishes { get; private set; }
         public List<Client> Clients { get; private set; }
-        public static DataFileSingleton GetInstance()
+		public List<Implementer> Implementers { get; private set; }
+		public static DataFileSingleton GetInstance()
         {
             if (instance == null)
             {
@@ -31,7 +33,8 @@ namespace AbstractFoodOrdersFileImplement
         public void SaveDishes() => SaveData(Dishes, DishFileName, "Dishes", x => x.GetXElement);
         public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
         public void SaveClients() => SaveData(Clients, ClientFileName, "Clients", x => x.GetXElement);
-        private DataFileSingleton()
+		public void SaveImplementers() => SaveData(Implementers, ImplementerFileName, "Implementers", x => x.GetXElement);
+		private DataFileSingleton()
         {
             Components = LoadData(ComponentFileName, "Component", x =>
            Component.Create(x)!)!;
@@ -41,7 +44,8 @@ namespace AbstractFoodOrdersFileImplement
            Order.Create(x)!)!;
             Clients = LoadData(ClientFileName, "Client", x =>
            Client.Create(x)!)!;
-        }
+			Implementers = LoadData(ImplementerFileName, "Implementer", x => Implementer.Create(x)!)!;
+		}
         private static List<T>? LoadData<T>(string filename, string xmlNodeName,
        Func<XElement, T> selectFunction)
         {

FoodOrders/AbstractShopFileImplement/Implements/ImplementerStorage.cs

@@ -0,0 +1,86 @@
+using AbstractFoodOrdersContracts.BindingModels;
+using AbstractFoodOrdersContracts.SearchModels;
+using AbstractFoodOrdersContracts.StoragesContracts;
+using AbstractFoodOrdersContracts.ViewModels;
+using AbstractFoodOrdersFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AbstractFoodOrdersFileImplement.Implements
+{
+	public class ImplementerStorage:IImplementerStorage
+	{
+		private readonly DataFileSingleton source;
+		public ImplementerStorage()
+		{
+			source = DataFileSingleton.GetInstance();
+		}
+		public List<ImplementerViewModel> GetFullList()
+		{
+			return source.Implementers
+			.Select(x => x.GetViewModel)
+			.ToList();
+		}
+		public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ImplementerFIO))
+			{
+				return new();
+			}
+			return source.Implementers
+			.Where(x => x.ImplementerFIO.Contains(model.ImplementerFIO))
+			.Select(x => x.GetViewModel)
+			.ToList();
+		}
+		public ImplementerViewModel? GetElement(ImplementerSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ImplementerFIO) && string.IsNullOrEmpty(model.Password) && !model.Id.HasValue)
+			{
+				return null;
+			}
+			return source.Implementers
+			.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ImplementerFIO) && !string.IsNullOrEmpty(model.Password)
+			&& x.ImplementerFIO == model.ImplementerFIO && x.Password == model.Password) ||
+			(model.Id.HasValue && x.Id == model.Id))
+			?.GetViewModel;
+		}
+
+		public ImplementerViewModel? Insert(ImplementerBindingModel model)
+		{
+			model.Id = source.Implementers.Count > 0 ? source.Implementers.Max(x => x.Id) + 1 : 1;
+			var newImplementer = Implementer.Create(model);
+			if (newImplementer == null)
+			{
+				return null;
+			}
+			source.Implementers.Add(newImplementer);
+			source.SaveImplementers();
+			return newImplementer.GetViewModel;
+		}
+		public ImplementerViewModel? Update(ImplementerBindingModel model)
+		{
+			var ingredient = source.Implementers.FirstOrDefault(x => x.Id == model.Id);
+			if (ingredient == null)
+			{
+				return null;
+			}
+			ingredient.Update(model);
+			source.SaveImplementers();
+			return ingredient.GetViewModel;
+		}
+		public ImplementerViewModel? Delete(ImplementerBindingModel model)
+		{
+			var element = source.Implementers.FirstOrDefault(x => x.Id == model.Id);
+			if (element != null)
+			{
+				source.Implementers.Remove(element);
+				source.SaveImplementers();
+				return element.GetViewModel;
+			}
+			return null;
+		}
+	}
+}

FoodOrders/AbstractShopFileImplement/Implements/OrderStorage.cs

@@ -6,6 +6,7 @@ using AbstractFoodOrdersFileImplement.Models;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Reflection;
 using System.Text;
 using System.Threading.Tasks;
 
@@ -22,90 +23,100 @@ namespace AbstractFoodOrdersFileImplement.Implements
 
         public List<OrderViewModel> GetFullList()
         {
-            return source.Orders.Select(x => GetViewModel(x)).ToList();
+            return source.Orders.Select(x => x.GetViewModel)
+                .Select(y => { y.DishName = source.Dishes.FirstOrDefault(x => x.Id == y?.DishId)?.DishName; return y; }).ToList();
         }
 
         public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
         {
-            if ((!model.DateFrom.HasValue || !model.DateTo.HasValue) && !model.ClientId.HasValue)
+			if (!model.Id.HasValue || !model.DateFrom.HasValue || !model.DateTo.HasValue || !model.OrderStatus.HasValue)
+			{
+				return new();
+			}
+            if (model.OrderStatus.HasValue)
             {
-                return new();
-            }
-            return source.Orders.Where(x => (model.DateFrom.HasValue && model.DateTo.HasValue && x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo) ||( x.ClientId == model.ClientId))
-                .Select(x => GetViewModel(x))
+                return source.Orders.Where(x => x.ImplementerId == model.ImplementerId)
+                .Select(x => x.GetViewModel)
                 .Select(y => { y.DishName = source.Dishes.FirstOrDefault(x => x.Id == y?.DishId)?.DishName; return y; }).ToList();
-        }
+            }
+            if (!model.DateFrom.HasValue || !model.DateTo.HasValue)
+            {
+                return source.Orders.Where(x => x.Id == model.Id)
+                .Select(x => x.GetViewModel)
+                .Select(y => { y.DishName = source.Dishes.FirstOrDefault(x => x.Id == y?.DishId)?.DishName; return y; }).ToList();
+            }
+            else
+            {
+				return source.Orders.Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo)
+			   .Select(x => x.GetViewModel)
+			   .Select(y => { y.DishName = source.Dishes.FirstOrDefault(x => x.Id == y?.DishId)?.DishName; return y; }).ToList();
+			}
+		}
 
         public OrderViewModel? GetElement(OrderSearchModel model)
         {
-            if (!model.Id.HasValue && !model.ClientId.HasValue)
+			if (!model.Id.HasValue && !model.ImplementerId.HasValue && !model.OrderStatus.HasValue)
+			{
+				return null;
+			}
+            if (!model.Id.HasValue)
             {
-                return null;
-            }
-
-            return source.Orders.FirstOrDefault(x => x.ClientId == model.ClientId && x.Id == model.Id)?.GetViewModel;
-        }
+				return AccessDishStorage(source.Orders
+			   .FirstOrDefault(x => model.ImplementerId.HasValue && model.OrderStatus.HasValue
+			   && x.ImplementerId == model.ImplementerId && x.Status == model.OrderStatus)
+			   ?.GetViewModel);
+			}
+			else
+			{
+				return AccessDishStorage(source.Orders
+				.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)
+				?.GetViewModel);
+			}
+		}
 
         //для загрузки названий изделия в заказе
-        private OrderViewModel GetViewModel(Order order)
+        private OrderViewModel AccessDishStorage(OrderViewModel model)
         {
-            var viewModel = order.GetViewModel;
-
-            var manufacture = source.Dishes.FirstOrDefault(x => x.Id == order.DishId);
-
-            if (manufacture != null)
-            {
-                viewModel.DishName = manufacture.DishName;
-            }
-
-            return viewModel;
-        }
+			string? dishName = source.Dishes.FirstOrDefault(x => x.Id == model?.DishId)?.DishName;
+			if (dishName != null) model.DishName = dishName;
+			return model;
+		}
 
         public OrderViewModel? Insert(OrderBindingModel model)
         {
-            model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
-
-            var newOrder = Order.Create(model);
-
-            if (newOrder == null)
-            {
-                return null;
-            }
-
-            source.Orders.Add(newOrder);
-            source.SaveOrders();
-
-            return GetViewModel(newOrder);
-        }
+			model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
+			var newOrder = Order.Create(model);
+			if (newOrder == null)
+			{
+				return null;
+			}
+			source.Orders.Add(newOrder);
+			source.SaveOrders();
+			return AccessDishStorage(newOrder.GetViewModel);
+		}
 
         public OrderViewModel? Update(OrderBindingModel model)
         {
-            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
-
-            if (order == null)
-            {
-                return null;
-            }
-
-            order.Update(model);
-            source.SaveOrders();
-
-            return GetViewModel(order);
-        }
+			var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+			if (order == null)
+			{
+				return null;
+			}
+			order.Update(model);
+			source.SaveOrders();
+			return AccessDishStorage(order.GetViewModel);
+		}
 
         public OrderViewModel? Delete(OrderBindingModel model)
         {
-            var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
-
-            if (element != null)
-            {
-                source.Orders.Remove(element);
-                source.SaveOrders();
-
-                return GetViewModel(element);
-            }
-
-            return null;
-        }
+			var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+			if (element != null)
+			{
+				source.Orders.Remove(element);
+				source.SaveOrders();
+				return AccessDishStorage(element.GetViewModel);
+			}
+			return null;
+		}
     }
 }

FoodOrders/AbstractShopFileImplement/Models/Implementer.cs

@@ -0,0 +1,80 @@
+using AbstractFoodOrdersContracts.BindingModels;
+using AbstractFoodOrdersContracts.ViewModels;
+using AbstractFoodOrdersDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace AbstractFoodOrdersFileImplement.Models
+{
+	public class Implementer:IImplementerModel
+	{
+		public int Id { get; private set; }
+		public string ImplementerFIO { get; set; } = string.Empty;
+
+		public string Password { get; set; } = string.Empty;
+
+		public int WorkExperience { get; set; }
+
+		public int Qualification { get; set; }
+
+		public static Implementer? Create(ImplementerBindingModel? model)
+		{
+			if (model == null)
+			{
+				return null;
+			}
+			return new Implementer()
+			{
+				Id = model.Id,
+				ImplementerFIO = model.ImplementerFIO,
+				Password = model.Password,
+				WorkExperience = model.WorkExperience,
+				Qualification = model.Qualification,
+			};
+		}
+		public static Implementer? Create(XElement element)
+		{
+			if (element == null)
+			{
+				return null;
+			}
+			return new Implementer()
+			{
+				Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+				ImplementerFIO = element.Attribute("ImplementerFIO")!.Value,
+				Password = element.Attribute("Password")!.Value,
+				WorkExperience = Convert.ToInt32(element.Attribute("WorkExperience")!.Value),
+				Qualification = Convert.ToInt32(element.Attribute("Qualification")!.Value),
+			};
+		}
+		public void Update(ImplementerBindingModel? model)
+		{
+			if (model == null)
+			{
+				return;
+			}
+			ImplementerFIO = model.ImplementerFIO;
+			Password = model.Password;
+			WorkExperience = model.WorkExperience;
+			Qualification = model.Qualification;
+		}
+		public ImplementerViewModel GetViewModel => new()
+		{
+			Id = Id,
+			ImplementerFIO = ImplementerFIO,
+			Password = Password,
+			WorkExperience = WorkExperience,
+			Qualification = Qualification
+		};
+		public XElement GetXElement => new("Implementer",
+		new XAttribute("Id", Id),
+		new XElement("ImplementerFIO", ImplementerFIO),
+		new XElement("Password", Password),
+		new XElement("WorkExperience", WorkExperience),
+		new XElement("Qualification", Qualification));
+	}
+}

FoodOrders/AbstractShopFileImplement/Models/Order.cs

@@ -17,7 +17,8 @@ namespace AbstractFoodOrdersFileImplement.Models
         public int Id { get; private set; }
         public int DishId { get; private set; }
         public int ClientId { get; private set; }
-        public int Count { get; private set; }
+		public int? ImplementerId { get; private set; }
+		public int Count { get; private set; }
         public double Sum { get; private set; }
         public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
         public DateTime DateCreate { get; private set; } = DateTime.Now;
@@ -38,7 +39,8 @@ namespace AbstractFoodOrdersFileImplement.Models
                 Sum = model.Sum,
                 Status = model.Status,
                 DateCreate = model.DateCreate,
-                DateImplement = model.DateImplement
+                DateImplement = model.DateImplement,
+                ImplementerId = model.ImplementerId
             };
         }
         public static Order? Create(XElement element)
@@ -57,8 +59,10 @@ namespace AbstractFoodOrdersFileImplement.Models
                 Status = (OrderStatus)Enum.Parse(typeof(OrderStatus), element.Element("Status")!.Value),
                 DateCreate = Convert.ToDateTime(element.Element("DateCreate")!.Value),
                 DateImplement = string.IsNullOrEmpty(element.Element("DateImplement")!.Value) ? null :
-                    Convert.ToDateTime(element.Element("DateImplement")!.Value)
-            };
+                    Convert.ToDateTime(element.Element("DateImplement")!.Value),
+
+				ImplementerId = Convert.ToInt32(element.Element("ImplementerId")!.Value),
+			};
         }
         public void Update(OrderBindingModel? model)
         {
@@ -73,7 +77,8 @@ namespace AbstractFoodOrdersFileImplement.Models
             Status = model.Status;
             DateCreate = model.DateCreate;
             DateImplement = model.DateImplement;
-        }
+			ImplementerId = model.ImplementerId;
+		}
         public OrderViewModel GetViewModel => new()
         {
             Id = Id,
@@ -84,12 +89,14 @@ namespace AbstractFoodOrdersFileImplement.Models
             Status = Status,
             DateCreate = DateCreate,
             DateImplement = DateImplement,
-        };
+			ImplementerId = ImplementerId
+		};
         public XElement GetXElement => new("Order",
             new XAttribute("Id", Id),
             new XElement("DishId", DishId),
             new XElement("ClientId", ClientId),
-            new XElement("Count", Count.ToString()),
+			 new XElement("ImplementerId", ImplementerId.ToString()),
+			new XElement("Count", Count.ToString()),
             new XElement("Sum", Sum.ToString()),
             new XElement("Status", Status.ToString()),
             new XElement("DateCreate", DateCreate.ToString()),