add models

Canteen/Canteen.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.4.33403.182
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CanteenDataModels", "CanteenDataModels\CanteenDataModels.csproj", "{F11EA5AA-83D7-4D06-9DC5-E2C8E726BC4A}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{F11EA5AA-83D7-4D06-9DC5-E2C8E726BC4A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F11EA5AA-83D7-4D06-9DC5-E2C8E726BC4A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F11EA5AA-83D7-4D06-9DC5-E2C8E726BC4A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F11EA5AA-83D7-4D06-9DC5-E2C8E726BC4A}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {939F96DE-61BC-438B-9904-E07CEC3136CB}
+	EndGlobalSection
+EndGlobal

Canteen/CanteenDataModels/CanteenDataModels.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Folder Include="Enums\" />
+    <Folder Include="Models\" />
+  </ItemGroup>
+
+</Project>

Canteen/CanteenDataModels/Enums/OrderStatus.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Enums
+{
+    public enum OrderStatus
+    {
+        Неизвестен = -1,
+        Принят = 0,
+        Выполняется = 1,
+        Готов = 2,
+        Выдан = 3
+    }
+}

Canteen/CanteenDataModels/IId.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels
+{
+    public interface IId
+    {
+        int Id { get; }
+    }
+}

Canteen/CanteenDataModels/Models/ICookModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface ICookModel : IId
+    {
+        string Name { get; }
+        string Surname { get; }
+        string? Patronymic { get; }
+        DateTime DateOfBirth { get; }
+        string Position { get; }
+        int ClientId { get; }
+    }
+}

Canteen/CanteenDataModels/Models/IDishModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface IDishModel : IId
+    {
+        string DishName { get; }
+        double Cost { get; }
+        int VisitorId { get; }
+        int ProductId { get; }
+    }
+}

Canteen/CanteenDataModels/Models/ILunchModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface ILunchModel : IId
+    {
+        string LunchName { get; }
+        double Cost { get; }
+        int VisitorId { get; }
+        Dictionary<int, (IProductModel, int)> LunchProducts { get; }
+    }
+}

Canteen/CanteenDataModels/Models/IManagerModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface IManagerModel : IId
+    {
+        string FIO { get; }
+        string Login { get; }
+        string Password { get; }
+        string PhoneNumber { get; }
+        int RoleId { get; }
+    }
+}

Canteen/CanteenDataModels/Models/IOrderModel.cs

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+using CanteenDataModels.Enums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface IOrderModel : IId
+    {
+        int ClientId { get; }
+        double Sum { get; }
+        OrderStatus Status { get; }
+        DateTime DateCreate { get; }
+        DateTime? DateImplement { get; }
+    }
+}

Canteen/CanteenDataModels/Models/IProductModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface IProductModel : IId
+    {
+        string ProductName { get; }
+        double Cost { get; }
+        int ClientId { get; }
+        Dictionary<int, ICookModel> ProductCooks { get; }
+    }
+}

Canteen/CanteenDataModels/Models/IRoleModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface IRoleModel : IId
+    {
+        string RoleName { get; }
+    }
+}

Canteen/CanteenDataModels/Models/ITablewareModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface ITablewareModel : IId
+    {
+        string TablewareName { get; }
+        int ClientId { get; }
+        int OrderId { get; }
+    }
+}

Canteen/CanteenDataModels/Models/IVisitorModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CanteenDataModels.Models
+{
+    public interface IVisitorModel : IId
+    {
+        string FIO { get; }
+        string Login { get; }
+        string Password { get; }
+        string PhoneNumber { get; }
+        int RoleId { get; }
+    }
+}