Первая лабораторная работа. Выполнено до реализации Singleton.

Confectionery/Confectionery.sln

@@ -3,7 +3,15 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.3.32825.248
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Confectionery", "Confectionery\Confectionery.csproj", "{7B75620D-9ECD-4175-8E35-D31CEC904A4B}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Confectionery", "Confectionery\Confectionery.csproj", "{7B75620D-9ECD-4175-8E35-D31CEC904A4B}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConfectioneryDataModels", "ConfectioneryDataModels\ConfectioneryDataModels.csproj", "{22A053DC-3DC2-4375-9563-BF647A1092A4}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConfectioneryContracts", "ConfectioneryContracts\ConfectioneryContracts.csproj", "{6C4950D1-D788-4D5A-8C15-0A376274F2DD}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConfectioneryBusinessLogic", "ConfectioneryBusinessLogic\ConfectioneryBusinessLogic.csproj", "{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConfectioneryListImplement", "ConfectioneryListImplement\ConfectioneryListImplement.csproj", "{85992074-656D-4F79-AB23-60DE4F9ABF30}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -15,6 +23,22 @@ Global
 		{7B75620D-9ECD-4175-8E35-D31CEC904A4B}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{7B75620D-9ECD-4175-8E35-D31CEC904A4B}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7B75620D-9ECD-4175-8E35-D31CEC904A4B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Release|Any CPU.Build.0 = Release|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Release|Any CPU.Build.0 = Release|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

Confectionery/ConfectioneryBusinessLogic/BusinessLogics/IngredientLogic.cs

@@ -0,0 +1,118 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class IngredientLogic : IIngredientLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IIngredientStorage _ingredientStorage;
+
+        public IngredientLogic(ILogger<IngredientLogic> logger, IIngredientStorage ingredientStorage)
+        {
+            _logger = logger;
+            _ingredientStorage = ingredientStorage;
+        }
+
+        public List<IngredientViewModel>? ReadList(IngredientSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. IngredientName:{IngredientName}. Id:{Id}", model?.IngredientName, model?.Id);
+            var list = model == null ? _ingredientStorage.GetFullList() : _ingredientStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public IngredientViewModel? ReadElement(IngredientSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. IngredientName:{IngredientName}. Id:{Id}", model.IngredientName, model.Id);
+            var element = _ingredientStorage.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 (IngredientBindingModel model)
+        {
+            CheckModel(model);
+            if (_ingredientStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(IngredientBindingModel model)
+        {
+            CheckModel(model);
+            if (_ingredientStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(IngredientBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_ingredientStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(IngredientBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.IngredientName))
+            {
+                throw new ArgumentNullException("Нет названия компонента", nameof(model.IngredientName));
+            }
+            if (model.Cost <= 0)
+            {
+                throw new ArgumentNullException("Цена ингредиента должна быть больше 0", nameof(model.Cost));
+            }
+            _logger.LogInformation("Ingredient. IngredietnName:{IngredientName}. Cost:{Cost}. Id:{Id}", model.IngredientName, model.Cost, model.Id);
+            var element = _ingredientStorage.GetElement(new IngredientSearchModel
+            {
+                IngredientName = model.IngredientName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Ингредиент с таким названием уже есть");
+            }
+        }
+    }
+}

Confectionery/ConfectioneryBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -0,0 +1,143 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Enums;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class OrderLogic : IOrderLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IOrderStorage _orderStorage;
+
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
+        {
+            _logger = logger;
+            _orderStorage = orderStorage;
+        }
+
+        public bool CreateOrder(OrderBindingModel model)
+        {
+            CheckModel(model);
+            if (_orderStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool DeliveryOrder(OrderBindingModel model)
+        {
+            CheckModel(model);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Read operation failed");
+                return false;
+            }
+            if (element.Status != OrderStatus.Готов)
+            {
+                _logger.LogWarning("Status change operation failed");
+                throw new InvalidOperationException("Заказ должен быть переведен в статус готовности перед выдачей!");
+            }
+            element.Status = OrderStatus.Выдан;
+            return true;
+        }
+
+        public bool FinishOrder(OrderBindingModel model)
+        {
+            CheckModel(model);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Read operation failed");
+                return false;
+            }
+            if (element.Status != OrderStatus.Выполняется)
+            {
+                _logger.LogWarning("Status change operation failed");
+                throw new InvalidOperationException("Заказ должен быть переведен в статус выполнения перед готовностью!");
+            }
+            element.Status = OrderStatus.Готов;
+            return true;
+        }
+
+        public List<OrderViewModel>? ReadList(OrderSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. Id:{Id}", model?.Id);
+            var list = model == null ? _orderStorage.GetFullList() : _orderStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public bool TakeOrderInWork(OrderBindingModel model)
+        {
+            CheckModel(model);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Read operation failed");
+                return false;
+            }
+            if (element.Status != OrderStatus.Принят)
+            {
+                _logger.LogWarning("Status change operation failed");
+                throw new InvalidOperationException("Заказ должен быть переведен в статус принятого перед его выполнением!");
+            }
+            element.Status = OrderStatus.Выполняется;
+            return true;
+        }
+
+        private void CheckModel(OrderBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.Sum <= 0)
+            {
+                throw new ArgumentNullException("Сумма заказа должна быть больше 0", nameof(model.Sum));
+            }
+            if (model.Count <= 0)
+            {
+                throw new ArgumentNullException("Количество изделий должно быть больше 0", nameof(model.Count));
+            }
+            _logger.LogInformation("Order. Sum:{Sum}. Id:{Id}", model.Sum, model.Id);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Заказ с таким ID уже существует");
+            }
+        }
+    }
+}

Confectionery/ConfectioneryBusinessLogic/BusinessLogics/PastryLogic.cs

@@ -0,0 +1,122 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class PastryLogic : IPastryLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IPastryStorage _pastryStorage;
+
+        public PastryLogic(ILogger<IngredientLogic> logger, IPastryStorage pastryStorage)
+        {
+            _logger = logger;
+            _pastryStorage = pastryStorage;
+        }
+
+        public List<PastryViewModel>? ReadList(PastrySearchModel? model)
+        {
+            _logger.LogInformation("ReadList. PastryName:{PastryName}. Id:{Id}", model?.PastryName, model?.Id);
+            var list = model == null ? _pastryStorage.GetFullList() : _pastryStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public PastryViewModel? ReadElement(PastrySearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. PastryName:{PastryName}. Id:{Id}", model.PastryName, model.Id);
+            var element = _pastryStorage.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(PastryBindingModel model)
+        {
+            CheckModel(model);
+            if (_pastryStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(PastryBindingModel model)
+        {
+            CheckModel(model);
+            if (_pastryStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(PastryBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_pastryStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(PastryBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.PastryName))
+            {
+                throw new ArgumentNullException("Нет названия изделия", nameof(model.PastryName));
+            }
+            if (model.Price <= 0)
+            {
+                throw new ArgumentNullException("Цена изделия должна быть больше 0", nameof(model.Price));
+            }
+            if (model.PastryIngredients == null || model.PastryIngredients.Count == 0)
+            {
+                throw new ArgumentNullException("Нет ингредиентов изделия", nameof(model.PastryIngredients));
+            }
+            _logger.LogInformation("Pastry. PastryName:{PastryName}. Cost:{Cost}. Id:{Id}", model.PastryName, model.Price, model.Id);
+            var element = _pastryStorage.GetElement(new PastrySearchModel
+            {
+                PastryName = model.PastryName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Изделие с таким названием уже есть");
+            }
+        }
+    }
+}

Confectionery/ConfectioneryBusinessLogic/ConfectioneryBusinessLogic.csproj

@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryContracts\ConfectioneryContracts.csproj" />
+  </ItemGroup>
+
+</Project>

Confectionery/ConfectioneryContracts/BindingModels/IngredientBindingModel.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryDataModels.Models;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class IngredientBindingModel : IIngredientModel
+    {
+        public int Id { get; set; }
+        public string IngredientName { get; set; } = string.Empty;
+        public double Cost { get; set; }
+
+    }
+}

Confectionery/ConfectioneryContracts/BindingModels/OrderBindingModel.cs

@@ -0,0 +1,21 @@
+using ConfectioneryDataModels.Enums;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class OrderBindingModel : IOrderModel
+    {
+        public int Id { get; set; }
+        public int PastryId { get; set; }
+        public int Count { get; set; }
+        public double Sum { get; set; }
+        public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
+        public DateTime DateCreate { get; set; } = DateTime.Now;
+        public DateTime? DateImplement { get; set; }
+    }
+}

Confectionery/ConfectioneryContracts/BindingModels/PastryBindingModel.cs

@@ -0,0 +1,21 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class PastryBindingModel : IPastryModel
+    {
+        public int Id { get; set; }
+        public string PastryName { get; set; } = string.Empty;
+        public double Price { get; set; }
+        public Dictionary<int, (IIngredientModel, int)> PastryIngredients
+        {
+            get;
+            set;
+        } = new();
+    }
+}

Confectionery/ConfectioneryContracts/BusinessLogicsContracts/IIngredientLogic.cs

@@ -0,0 +1,20 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IIngredientLogic
+    {
+        List<IngredientViewModel>? ReadList(IngredientSearchModel? model);
+        IngredientViewModel? ReadElement(IngredientSearchModel model);
+        bool Create(IngredientBindingModel model);
+        bool Update(IngredientBindingModel model);
+        bool Delete(IngredientBindingModel model);
+    }
+}

Confectionery/ConfectioneryContracts/BusinessLogicsContracts/IOrderLogic.cs

@@ -0,0 +1,21 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IOrderLogic
+    {
+        List<OrderViewModel>? ReadList(OrderSearchModel? model);
+        bool CreateOrder(OrderBindingModel model);
+        bool TakeOrderInWork(OrderBindingModel model);
+        bool FinishOrder(OrderBindingModel model);
+        bool DeliveryOrder(OrderBindingModel model);
+
+    }
+}

Confectionery/ConfectioneryContracts/BusinessLogicsContracts/IPastryLogic.cs

@@ -0,0 +1,20 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IPastryLogic
+    {
+        List<PastryViewModel>? ReadList(PastrySearchModel? model);
+        PastryViewModel? ReadElement(PastrySearchModel model);
+        bool Create(PastryBindingModel model);
+        bool Update(PastryBindingModel model);
+        bool Delete(PastryBindingModel model);
+    }
+}

Confectionery/ConfectioneryContracts/ConfectioneryContracts.csproj

@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryDataModels\ConfectioneryDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

Confectionery/ConfectioneryContracts/SearchModels/IngredientSearchModel.cs

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

Confectionery/ConfectioneryContracts/SearchModels/OrderSearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.SearchModels
+{
+    public class OrderSearchModel
+    {
+        public int? Id { get; set; }
+
+    }
+}

Confectionery/ConfectioneryContracts/SearchModels/PastrySearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.SearchModels
+{
+    public class PastrySearchModel
+    {
+        public int? Id { get; set; }
+        public string? PastryName { get; set; }
+    }
+}

Confectionery/ConfectioneryContracts/StoragesContracts/IIngredientStorage.cs

@@ -0,0 +1,22 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IIngredientStorage
+    {
+        List<IngredientViewModel> GetFullList();
+        List<IngredientViewModel> GetFilteredList(IngredientSearchModel model);
+        IngredientViewModel? GetElement(IngredientSearchModel model);
+        IngredientViewModel? Insert(IngredientBindingModel model);
+        IngredientViewModel? Update(IngredientBindingModel model);
+        IngredientViewModel? Delete(IngredientBindingModel model);
+
+    }
+}

Confectionery/ConfectioneryContracts/StoragesContracts/IOrderStorage.cs

@@ -0,0 +1,21 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IOrderStorage
+    {
+        List<OrderViewModel> GetFullList();
+        List<OrderViewModel> GetFilteredList(OrderSearchModel model);
+        OrderViewModel? GetElement(OrderSearchModel model);
+        OrderViewModel? Insert(OrderBindingModel model);
+        OrderViewModel? Update(OrderBindingModel model);
+        OrderViewModel? Delete(OrderBindingModel model);
+    }
+}

Confectionery/ConfectioneryContracts/StoragesContracts/IPastryStorage.cs

@@ -0,0 +1,22 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IPastryStorage
+    {
+        List<PastryViewModel> GetFullList();
+        List<PastryViewModel> GetFilteredList(PastrySearchModel model);
+        PastryViewModel? GetElement(PastrySearchModel model);
+        PastryViewModel? Insert(PastryBindingModel model);
+        PastryViewModel? Update(PastryBindingModel model);
+        PastryViewModel? Delete(PastryBindingModel model);
+
+    }
+}

Confectionery/ConfectioneryContracts/ViewModels/IngredientViewModel.cs

@@ -0,0 +1,20 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class IngredientViewModel : IIngredientModel
+    {
+        public int Id { get; set; }
+        [DisplayName("Название ингредиента")]
+        public string IngredientName { get; set; } = string.Empty;
+        [DisplayName("Цена")]
+        public double Cost { get; set; }
+
+    }
+}

Confectionery/ConfectioneryContracts/ViewModels/OrderViewModel.cs

@@ -0,0 +1,30 @@
+using ConfectioneryDataModels.Enums;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class OrderViewModel : IOrderModel
+    {
+        [DisplayName("Номер")]
+        public int Id { get; set; }
+        public int PastryId { get; set; }
+        [DisplayName("Кондитерское изделие")]
+        public string PastryName { get; set; } = string.Empty;
+        [DisplayName("Количество")]
+        public int Count { get; set; }
+        [DisplayName("Сумма")]
+        public double Sum { get; set; }
+        [DisplayName("Статус")]
+        public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
+        [DisplayName("Дата создания")]
+        public DateTime DateCreate { get; set; } = DateTime.Now;
+        [DisplayName("Дата выполнения")]
+        public DateTime? DateImplement { get; set; }
+    }
+}

Confectionery/ConfectioneryContracts/ViewModels/PastryViewModel.cs

@@ -0,0 +1,24 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class PastryViewModel : IPastryModel
+    {
+        public int Id { get; set; }
+        [DisplayName("Название кондитерского изделия")]
+        public string PastryName { get; set; } = string.Empty;
+        [DisplayName("Цена")]
+        public double Price { get; set; }
+        public Dictionary<int, (IIngredientModel, int)> PastryIngredients
+        {
+            get;
+            set;
+        } = new();
+    }
+}

Confectionery/ConfectioneryDataModels/ConfectioneryDataModels.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

Confectionery/ConfectioneryDataModels/Enums/OrderStatus.cs

@@ -0,0 +1,11 @@
+namespace ConfectioneryDataModels.Enums
+{
+    public enum OrderStatus
+    {
+        Неизвестен = -1,
+        Принят = 0,
+        Выполняется = 1,
+        Готов = 2,
+        Выдан = 3
+    }
+}

Confectionery/ConfectioneryDataModels/IId.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels
+{
+    public interface IId
+    {
+        int Id { get; }
+    }
+}

Confectionery/ConfectioneryDataModels/Models/IIngredientModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IIngredientModel : IId
+    {
+        string IngredientName { get; }
+        double Cost { get; }
+    }
+}

Confectionery/ConfectioneryDataModels/Models/IOrderModel.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryDataModels.Enums;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IOrderModel : IId
+    {
+        int PastryId { get; }
+        int Count { get; }
+        double Sum { get; }
+        OrderStatus Status { get; }
+        DateTime DateCreate { get; }
+        DateTime? DateImplement { get; }
+
+    }
+}

Confectionery/ConfectioneryDataModels/Models/IPastryModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IPastryModel : IId
+    {
+        string PastryName { get; }
+        double Price { get; }
+        Dictionary<int, (IIngredientModel, int)> PastryIngredients { get; }
+    }
+}

Confectionery/ConfectioneryListImplement/ConfectioneryListImplement.csproj

@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryContracts\ConfectioneryContracts.csproj" />
+    <ProjectReference Include="..\ConfectioneryDataModels\ConfectioneryDataModels.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Folder Include="Implements\" />
+  </ItemGroup>
+
+</Project>

Confectionery/ConfectioneryListImplement/DataListSingleton.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement
+{
+    public class DataListSingleton
+    {
+
+    }
+}

Confectionery/ConfectioneryListImplement/Models/Ingredient.cs

@@ -0,0 +1,47 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class Ingredient : IIngredientModel
+    {
+        public int Id { get; private set; }
+        public string IngredientName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Ingredient? Create(IngredientBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Ingredient()
+            {
+                Id = model.Id,
+                IngredientName = model.IngredientName,
+                Cost = model.Cost
+            };
+        }
+        public void Update(IngredientBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            IngredientName = model.IngredientName;
+            Cost = model.Cost;
+        }
+        public IngredientViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IngredientName = IngredientName,
+            Cost = Cost
+        };
+    }
+}

Confectionery/ConfectioneryListImplement/Models/Order.cs

@@ -0,0 +1,69 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Enums;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id {get; private set;}
+        public int PastryId { get; private set; }
+        public int Count { get; private set; }
+        public double Sum { get; private set; }
+
+        public OrderStatus Status { get; private set; }
+
+        public DateTime DateCreate { get; private set; }
+
+        public DateTime? DateImplement { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                PastryId = model.PastryId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            PastryId = model.PastryId;
+            Count = model.Count;
+            Sum = model.Sum;
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PastryId = PastryId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+
+    }
+}

Confectionery/ConfectioneryListImplement/Models/Pastry.cs

@@ -0,0 +1,50 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class Pastry : IPastryModel
+    {
+        public int Id { get; private set; }
+        public string PastryName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, (IIngredientModel, int)> PastryIngredients { get; private set; } = new Dictionary<int, (IIngredientModel, int)>();
+        public static Pastry? Create(PastryBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Pastry()
+            {
+                Id = model.Id,
+                PastryName = model.PastryName,
+                Price = model.Price,
+                PastryIngredients = model.PastryIngredients
+            };
+        }
+        public void Update(PastryBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            PastryName = model.PastryName;
+            Price = model.Price;
+            PastryIngredients = model.PastryIngredients;
+        }
+        public PastryViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PastryName = PastryName,
+            Price = Price,
+            PastryIngredients = PastryIngredients
+        };
+    }
+}