Улучшение внешнего вида отчетов

This reverts commit 1b18777f22.

IceCreamShop/IceCreamShop.sln

@@ -3,7 +3,19 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.8.34330.188
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "IceCreamShopView", "IceCreamShopView\IceCreamShopView.csproj", "{03715F64-3660-4241-98A6-160D1B363F5D}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopView", "IceCreamShopView\IceCreamShopView.csproj", "{03715F64-3660-4241-98A6-160D1B363F5D}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopDataModels", "IceCreamShopDataModels\IceCreamShopDataModels.csproj", "{477F5A93-5D0A-4F2B-BE46-0205B11D4F1F}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopContracts", "IceCreamShopContracts\IceCreamShopContracts.csproj", "{C8908C5F-7AEB-4899-AAB4-041FEEB9E0C7}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopListImplement", "IceCreamShopListImplement\IceCreamShopListImplement.csproj", "{326CDB04-8BD3-4DBB-9EE5-78CFECC21E5E}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopBusinessLogic", "IceCreamShopBusinessLogic\IceCreamShopBusinessLogic.csproj", "{392488A9-9B1E-4DDA-95CE-C2FDC954DEE6}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopFileImplement", "IceCreamShopFileImplement\IceCreamShopFileImplement.csproj", "{5CA64E22-1AB5-4D9C-9C1E-8E336857456B}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "IceCreamShopDatabaseImplement", "IceCreamShopDatabaseImplement\IceCreamShopDatabaseImplement.csproj", "{095BA089-0060-4A1E-A658-9E9061A6BB39}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -15,6 +27,30 @@ Global
 		{03715F64-3660-4241-98A6-160D1B363F5D}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{03715F64-3660-4241-98A6-160D1B363F5D}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{03715F64-3660-4241-98A6-160D1B363F5D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{477F5A93-5D0A-4F2B-BE46-0205B11D4F1F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{477F5A93-5D0A-4F2B-BE46-0205B11D4F1F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{477F5A93-5D0A-4F2B-BE46-0205B11D4F1F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{477F5A93-5D0A-4F2B-BE46-0205B11D4F1F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C8908C5F-7AEB-4899-AAB4-041FEEB9E0C7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C8908C5F-7AEB-4899-AAB4-041FEEB9E0C7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C8908C5F-7AEB-4899-AAB4-041FEEB9E0C7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C8908C5F-7AEB-4899-AAB4-041FEEB9E0C7}.Release|Any CPU.Build.0 = Release|Any CPU
+		{326CDB04-8BD3-4DBB-9EE5-78CFECC21E5E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{326CDB04-8BD3-4DBB-9EE5-78CFECC21E5E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{326CDB04-8BD3-4DBB-9EE5-78CFECC21E5E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{326CDB04-8BD3-4DBB-9EE5-78CFECC21E5E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{392488A9-9B1E-4DDA-95CE-C2FDC954DEE6}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{392488A9-9B1E-4DDA-95CE-C2FDC954DEE6}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{392488A9-9B1E-4DDA-95CE-C2FDC954DEE6}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{392488A9-9B1E-4DDA-95CE-C2FDC954DEE6}.Release|Any CPU.Build.0 = Release|Any CPU
+		{5CA64E22-1AB5-4D9C-9C1E-8E336857456B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5CA64E22-1AB5-4D9C-9C1E-8E336857456B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5CA64E22-1AB5-4D9C-9C1E-8E336857456B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{5CA64E22-1AB5-4D9C-9C1E-8E336857456B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{095BA089-0060-4A1E-A658-9E9061A6BB39}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{095BA089-0060-4A1E-A658-9E9061A6BB39}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{095BA089-0060-4A1E-A658-9E9061A6BB39}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{095BA089-0060-4A1E-A658-9E9061A6BB39}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

IceCreamShop/IceCreamShopBusinessLogic/BusinessLogics/ComponentLogic.cs

@@ -0,0 +1,115 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamShopBusinessLogic.BusinessLogics
+{
+    public class ComponentLogic : IComponentLogic
+    {
+        private readonly ILogger _logger;
+
+        private readonly IComponentStorage _componentStorage;
+
+        public ComponentLogic(ILogger<ComponentLogic> logger, IComponentStorage componentStorage)
+        {
+            _logger = logger;
+            _componentStorage = componentStorage;
+        }
+
+        public List<ComponentViewModel>? ReadList(ComponentSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. ComponentName: {ComponentName}. Id: {Id}", model?.ComponentName, model?.Id);
+            var list = model == null ? _componentStorage.GetFullList() : _componentStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+
+        public ComponentViewModel? ReadElement(ComponentSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. ComponentName: {ComponentName}. Id: {Id}", model.ComponentName, model.Id);
+            var element = _componentStorage.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(ComponentBindingModel model)
+        {
+            CheckModel(model);
+            if (_componentStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(ComponentBindingModel model)
+        {
+            CheckModel(model);
+            if (_componentStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Delete(ComponentBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_componentStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(ComponentBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                throw new ArgumentNullException("Нет названия компонента", nameof(model.ComponentName));
+            }
+            if (model.Cost <= 0)
+            {
+                throw new ArgumentNullException("Цена компонента должна быть больше 0", nameof(model.Cost));
+            }
+            _logger.LogInformation("Component. ComponentName: {ComponentName}. Cost: {Cost}. Id: {Id}", model.ComponentName, model.Cost, model.Id);
+            var element = _componentStorage.GetElement(new ComponentSearchModel
+            {
+                ComponentName = model.ComponentName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Компонент с таким названием уже есть");
+            }
+        }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/BusinessLogics/IceCreamLogic.cs

@@ -0,0 +1,119 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamShopBusinessLogic.BusinessLogics
+{
+    public class IceCreamLogic : IIceCreamLogic
+    {
+        private readonly ILogger _logger;
+
+        private readonly IIceCreamStorage _iceCreamStorage;
+
+        public IceCreamLogic(ILogger<IceCreamLogic> logger, IIceCreamStorage iceCreamStorage)
+        {
+            _logger = logger;
+            _iceCreamStorage = iceCreamStorage;
+        }
+
+        public List<IceCreamViewModel>? ReadList(IceCreamSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. IceCreamName: {IceCreamName}. Id: {Id}", model?.IceCreamName, model?.Id);
+            var list = model == null ? _iceCreamStorage.GetFullList() : _iceCreamStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+
+        public IceCreamViewModel? ReadElement(IceCreamSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. IceCreamName: {IceCreamName}. Id: {Id}", model.IceCreamName, model.Id);
+            var element = _iceCreamStorage.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(IceCreamBindingModel model)
+        {
+            CheckModel(model);
+            if (_iceCreamStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(IceCreamBindingModel model)
+        {
+            CheckModel(model);
+            if (_iceCreamStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Delete(IceCreamBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_iceCreamStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(IceCreamBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.IceCreamName))
+            {
+                throw new ArgumentNullException("Нет названия мороженого", nameof(model.IceCreamName));
+            }
+            if (model.Price <= 0)
+            {
+                throw new ArgumentNullException("Цена мороженого должна быть больше 0", nameof(model.Price));
+            }
+            if (model.IceCreamComponents == null ||  model.IceCreamComponents.Count == 0)
+            {
+                throw new ArgumentNullException("Мороженое должно состоять хотя бы из одного компонента");
+            }
+            _logger.LogInformation("IceCream. IceCreamName: {IceCreamName}. Price: {Price}. Id: {Id}", model.IceCreamName, model.Price, model.Id);
+            var element = _iceCreamStorage.GetElement(new IceCreamSearchModel
+            {
+                IceCreamName = model.IceCreamName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Мороженое с таким названием уже есть");
+            }
+        }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -0,0 +1,211 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Enums;
+using IceCreamShopDataModels.Models;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamShopBusinessLogic.BusinessLogics
+{
+    public class OrderLogic : IOrderLogic
+    {
+        private readonly ILogger _logger;
+
+        private readonly IOrderStorage _orderStorage;
+
+        private readonly IIceCreamStorage _iceCreamStorage;
+
+        private readonly IShopStorage _shopStorage;
+
+        private readonly IShopLogic _shopLogic;
+
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IIceCreamStorage iceCreamStorage, 
+            IShopStorage shopStorage, IShopLogic shopLogic)
+        {
+            _logger = logger;
+            _orderStorage = orderStorage;
+            _iceCreamStorage = iceCreamStorage;
+            _shopStorage = shopStorage;
+            _shopLogic = shopLogic;
+        }
+
+        public bool CreateOrder(OrderBindingModel model)
+        {
+            CheckModel(model);
+            if (model.Status != OrderStatus.Неизвестен)
+            {
+                _logger.LogWarning("Invalid order status");
+                return false;
+            }
+            model.Status = OrderStatus.Принят;
+            if (_orderStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public List<OrderViewModel>? ReadList(OrderSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. OrderId: {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)
+        {
+            return ChangeStatus(model, OrderStatus.Выполняется);
+        }
+
+        public bool FinishOrder(OrderBindingModel model)
+        {
+            return ChangeStatus(model, OrderStatus.Готов);
+        }
+
+        public bool DeliveryOrder(OrderBindingModel model)
+        {
+            return ChangeStatus(model, OrderStatus.Выдан);
+        }
+
+        private void CheckModel(OrderBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.IceCreamId <= 0)
+            {
+                throw new ArgumentNullException("Некорректный идентификатор мороженого", nameof(model.IceCreamId));
+            }
+            if (model.Count <= 0)
+            {
+                throw new ArgumentNullException("В заказе должно быть хотя бы одно мороженое", nameof(model.Count));
+            }
+            if (model.Sum <= 0)
+            {
+                throw new ArgumentNullException("Стоимость заказа должна быть больше 0", nameof(model.Sum));
+            }
+            _logger.LogInformation("Order. Id: {Id}. Sum: {Sum}. IceCreamId: {IceCreamId}. IceCreamCount: {Count}", model.Id, model.Sum, 
+                model.IceCreamId, model.Count);
+        }
+
+        private bool ChangeStatus(OrderBindingModel model, OrderStatus newStatus)
+        {
+            CheckModel(model, false);
+            var order = _orderStorage.GetElement(new OrderSearchModel { Id = model.Id } );
+            if (order == null)
+            {
+                _logger.LogWarning("Change status operation failed. Order not found");
+                return false;
+            }
+            if (order.Status + 1 != newStatus)
+            {
+                _logger.LogWarning("Change status operation failed. Incorrect new status: {newStatus}. Current status: {currStatus}",
+                    newStatus, order.Status);
+                return false;
+            }
+            if (newStatus == OrderStatus.Выдан)
+            {
+                var iceCream = _iceCreamStorage.GetElement(new IceCreamSearchModel() { Id = order.IceCreamId });
+                if (iceCream == null)
+                {
+                    _logger.LogWarning("Change status operation failed. Ice cream not found");
+                    return false;
+                }
+                if (!DeliverIceCreams(iceCream, order.Count))
+                {
+                    _logger.LogWarning("Change status operation failed. Ice creams delivery operation failed");
+                    return false;
+                }
+            }
+            model.Status = newStatus;
+            if (model.Status == OrderStatus.Готов)
+            {
+                model.DateImplement = DateTime.Now;
+            }
+            else
+            {
+                model.DateImplement = order.DateImplement;
+            }
+            if (_orderStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Change status operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private bool DeliverIceCreams(IIceCreamModel iceCream, int count)
+        {
+            if (count <= 0)
+            {
+                _logger.LogWarning("Ice creams delivery operation failed. Ice cream count <= 0");
+                return false;
+            }
+
+            var shopList = _shopStorage.GetFullList();
+            int shopsCapacity = shopList.Sum(x => x.IceCreamsMaximum);
+            int currentIceCreams = shopList.Select(x => x.ShopIceCreams.Sum(y => y.Value.Item2)).Sum();
+            int freePlaces = shopsCapacity - currentIceCreams;
+
+            if (freePlaces < count)
+            {
+                _logger.LogWarning("Ice creams delivery operation failed. No space for new ice creams");
+                return false;
+            }
+
+            foreach (var shop in shopList)
+            {
+                freePlaces = shop.IceCreamsMaximum - shop.ShopIceCreams.Sum(x => x.Value.Item2);
+                if (freePlaces == 0)
+                {
+                    continue;
+                }
+                if (freePlaces >= count)
+                {
+                    if (_shopLogic.MakeShipment(new() { Id = shop.Id }, iceCream, count))
+                    {
+                        count = 0;
+                    }
+                    else
+                    {
+                        _logger.LogWarning("Ice creams delivery operation failed");
+                        return false;
+                    }
+                }
+                else
+                {
+                    if (_shopLogic.MakeShipment(new() { Id = shop.Id }, iceCream, freePlaces))
+                    {
+                        count -= freePlaces;
+                    }
+                    else
+                    {
+                        _logger.LogWarning("Ice creams delivery operation failed");
+                        return false;
+                    }
+                }
+                if (count == 0)
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+
+
+}

IceCreamShop/IceCreamShopBusinessLogic/BusinessLogics/ReportLogic.cs

@@ -0,0 +1,177 @@
+using IceCreamShopBusinessLogic.OfficePackage;
+using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopBusinessLogic.BusinessLogics
+{
+    public class ReportLogic : IReportLogic
+    {
+        private readonly IIceCreamStorage _iceCreamStorage;
+
+        private readonly IOrderStorage _orderStorage;
+
+        private readonly IShopStorage _shopStorage;
+
+        private readonly AbstractSaveToExcel _saveToExcel;
+
+        private readonly AbstractSaveToWord _saveToWord;
+
+        private readonly AbstractSaveToPdf _saveToPdf;
+
+        public ReportLogic(IIceCreamStorage iceCreamStorage, IComponentStorage componentStorage, IOrderStorage orderStorage, IShopStorage shopStorage,
+            AbstractSaveToExcel saveToExcel, AbstractSaveToWord saveToWord, AbstractSaveToPdf saveToPdf)
+        {
+            _iceCreamStorage = iceCreamStorage;
+            _orderStorage = orderStorage;
+            _shopStorage = shopStorage;
+
+            _saveToExcel = saveToExcel;
+            _saveToWord = saveToWord;
+            _saveToPdf = saveToPdf;
+        }
+ 
+        public List<ReportIceCreamComponentViewModel> GetIceCreamComponents()
+        {
+            var iceCreams = _iceCreamStorage.GetFullList();
+
+            var list = new List<ReportIceCreamComponentViewModel>();
+
+            foreach (var iceCream in iceCreams)
+            {
+                var record = new ReportIceCreamComponentViewModel
+                {
+                    IceCreamName = iceCream.IceCreamName,
+                    Components = new List<(string Component, int Count)>(),
+                    TotalCount = 0,
+                };
+                foreach (var component in iceCream.IceCreamComponents)
+                {
+                    record.Components.Add(new(component.Value.Item1.ComponentName, component.Value.Item2));
+                    record.TotalCount += component.Value.Item2;
+                }
+
+                list.Add(record);
+            }
+
+            return list;
+        }
+
+        public List<ReportShopIceCreamViewModel> GetShopIceCreams()
+        {
+            var shops = _shopStorage.GetFullList();
+
+            var list = new List<ReportShopIceCreamViewModel>();
+
+            foreach (var shop in shops)
+            {
+                var record = new ReportShopIceCreamViewModel
+                {
+                    ShopName = shop.ShopName,
+                    IceCreams = new List<(string IceCream, int Count)>(),
+                    TotalCount = 0,
+                };
+                foreach (var iceCream in shop.ShopIceCreams)
+                {
+                    record.IceCreams.Add(new(iceCream.Value.Item1.IceCreamName, iceCream.Value.Item2));
+                    record.TotalCount += iceCream.Value.Item2;
+                }
+
+                list.Add(record);
+            }
+
+            return list;
+        }
+
+        public List<ReportOrdersViewModel> GetOrders(ReportBindingModel model)
+        {
+            return _orderStorage.GetFilteredList(new OrderSearchModel { DateFrom = model.DateFrom, DateTo = model.DateTo })
+                    .Select(x => new ReportOrdersViewModel
+                    {
+                        Id = x.Id,
+                        DateCreate = x.DateCreate,
+                        IceCreamName = x.IceCreamName,
+                        OrderStatus = x.Status.ToString(),
+                        Sum = x.Sum
+                    })
+                    .ToList();
+        }
+
+        public List<ReportOrdersByDateViewModel> GetGroupedByDateOrders()
+        {
+            return _orderStorage.GetFullList().GroupBy(x => x.DateCreate.Date)
+                     .Select(x => new ReportOrdersByDateViewModel
+                     {
+                         Date = x.Key,
+                         Count = x.Count(),
+                         Sum = x.Sum(y => y.Sum)
+                     })
+                     .ToList();
+        }
+
+        public void SaveIceCreamsToWordFile(ReportBindingModel model)
+        {
+            _saveToWord.CreateDoc(new WordInfo
+            {
+                FileName = model.FileName,
+                Title = "Список мороженого",
+                IceCreams = _iceCreamStorage.GetFullList()
+            });
+        }
+
+        public void SaveShopsToWordFile(ReportBindingModel model)
+        {
+            _saveToWord.CreateShopsTable(new WordInfo
+            {
+                FileName = model.FileName,
+                Title = "Список магазинов",
+                Shops = _shopStorage.GetFullList()
+            });
+        }
+
+        public void SaveIceCreamComponentToExcelFile(ReportBindingModel model)
+        {
+            _saveToExcel.CreateReport(new ExcelInfo
+            {
+                FileName = model.FileName,
+                Title = "Список мороженого",
+                IceCreamComponents = GetIceCreamComponents()
+            });
+        }
+
+        public void SaveShopIceCreamToExcelFile(ReportBindingModel model)
+        {
+            _saveToExcel.CreateShopReport(new ExcelInfo
+            {
+                FileName = model.FileName,
+                Title = "Загруженность магазинов",
+                ShopIceCreams = GetShopIceCreams()
+            });
+        }
+
+        public void SaveOrdersToPdfFile(ReportBindingModel model)
+        {
+            _saveToPdf.CreateDoc(new PdfInfo
+            {
+                FileName = model.FileName,
+                Title = "Список заказов",
+                DateFrom = model.DateFrom!.Value,
+                DateTo = model.DateTo!.Value,
+                Orders = GetOrders(model)
+            });
+        }
+
+        public void SaveGroupedOrdersToPdfFile(ReportBindingModel model)
+        {
+            _saveToPdf.CreateDocWithGroupedOrders(new PdfInfo
+            {
+                FileName = model.FileName,
+                Title = "Заказы по датам",
+                GroupedOrders = GetGroupedByDateOrders()
+            });
+        }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/BusinessLogics/ShopLogic.cs

@@ -0,0 +1,177 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamShopBusinessLogic.BusinessLogics
+{
+    public class ShopLogic : IShopLogic
+    {
+        private readonly ILogger _logger;
+
+        private readonly IShopStorage _shopStorage;
+
+        public ShopLogic(ILogger<ShopLogic> logger, IShopStorage shopStorage)
+        {
+            _logger = logger;
+            _shopStorage = shopStorage;
+        }
+
+        public List<ShopViewModel>? ReadList(ShopSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. ShopName: {ShopName}. Id: {Id}", model?.ShopName, model?.Id);
+            var list = model == null ? _shopStorage.GetFullList() : _shopStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+
+        public ShopViewModel? ReadElement(ShopSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement.  ShopName: {ShopName}. Id: {Id}", model.ShopName, model.Id);
+            var element = _shopStorage.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(ShopBindingModel model)
+        {
+            CheckModel(model);
+            if (_shopStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(ShopBindingModel model)
+        {
+            CheckModel(model);
+            if (_shopStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Delete(ShopBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_shopStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool MakeShipment(ShopSearchModel shopModel, IIceCreamModel iceCream, int count)
+        {
+            if (shopModel == null)
+            {
+                throw new ArgumentNullException(nameof(shopModel));
+            }
+            if (iceCream == null)
+            {
+                throw new ArgumentNullException(nameof(iceCream));
+            }
+            if (count <= 0)
+            {
+                throw new ArgumentException("Количество товаров(мороженого) в магазине должно быть больше нуля", nameof(count));
+            }
+            _logger.LogInformation("MakeShipment(GetElement). ShopName: {ShopName}. Id: {Id}", shopModel.ShopName, shopModel.Id);
+            var shop = _shopStorage.GetElement(shopModel);
+            if (shop == null)
+            {
+                _logger.LogWarning("MakeShipment(GetElement). Element not found");
+                return false;
+            }
+            if (shop.IceCreamsMaximum - shop.ShopIceCreams.Sum(x => x.Value.Item2) < count)
+            {
+                _logger.LogWarning("MakeShipment error. No space for new ice creams");
+                return false;
+            }
+            if (shop.ShopIceCreams.ContainsKey(iceCream.Id))
+            {
+                var shopIC = shop.ShopIceCreams[iceCream.Id];
+                shopIC.Item2 += count;
+                shop.ShopIceCreams[iceCream.Id] = shopIC;
+                _logger.LogInformation("MakeShipment. Added {count} '{iceCream}' to '{ShopName}' shop", count, iceCream.IceCreamName, 
+                    shop.ShopName);
+            } 
+            else
+            {
+                shop.ShopIceCreams.Add(iceCream.Id, (iceCream, count));
+                _logger.LogInformation("MakeShipment. Added {count} new '{iceCream}' to '{ShopName}' shop", count, iceCream.IceCreamName, 
+                    shop.ShopName);
+            }
+            if (_shopStorage.Update(new ShopBindingModel()
+            {
+                Id = shop.Id,
+                ShopName = shop.ShopName,
+                Address = shop.Address,
+                DateOpening = shop.DateOpening,
+                IceCreamsMaximum = shop.IceCreamsMaximum,
+                ShopIceCreams = shop.ShopIceCreams,
+            }) == null)
+            {
+                _logger.LogWarning("MakeShipment. Update operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool MakeSale(IIceCreamModel model, int count)
+        {
+            return _shopStorage.MakeSale(model, count);
+        }
+
+        private void CheckModel(ShopBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                throw new ArgumentNullException("Нет названия магазина", nameof(model.ShopName));
+            }
+            if (string.IsNullOrEmpty(model.Address))
+            {
+                throw new ArgumentNullException("Нет адреса магазина", nameof(model.Address));
+            }
+            _logger.LogInformation("Shop. ShopName: {ShopName}. Address: {Address}. Id: {Id}", model.ShopName, model.Address, model.Id);
+            var element = _shopStorage.GetElement(new ShopSearchModel
+            {
+                ShopName = model.ShopName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Магазин с таким названием уже есть");
+            }
+        }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/IceCreamShopBusinessLogic.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="DocumentFormat.OpenXml" Version="3.0.2" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
+    <PackageReference Include="PdfSharp.MigraDoc.Standard" Version="1.51.12" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\IceCreamShopContracts\IceCreamShopContracts.csproj" />
+  </ItemGroup>
+
+</Project>

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/AbstractSaveToExcel.cs

@@ -0,0 +1,177 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
+
+namespace IceCreamShopBusinessLogic.OfficePackage
+{
+    public abstract class AbstractSaveToExcel
+    {
+		/// <summary>
+		/// Создание отчета
+		/// </summary>
+		/// <param name="info"></param>
+		public void CreateReport(ExcelInfo info)
+		{
+			CreateExcel(info);
+
+			InsertCellInWorksheet(new ExcelCellParameters
+			{
+				ColumnName = "A",
+				RowIndex = 1,
+				Text = info.Title,
+				StyleInfo = ExcelStyleInfoType.Title
+			});
+
+			MergeCells(new ExcelMergeParameters
+			{
+				CellFromName = "A1",
+				CellToName = "C1"
+			});
+
+			uint rowIndex = 2;
+			foreach (var ic in info.IceCreamComponents)
+			{
+				InsertCellInWorksheet(new ExcelCellParameters
+				{
+					ColumnName = "A",
+					RowIndex = rowIndex,
+					Text = ic.IceCreamName,
+					StyleInfo = ExcelStyleInfoType.Text
+				});
+				rowIndex++;
+
+				foreach (var (Component, Count) in ic.Components)
+				{
+					InsertCellInWorksheet(new ExcelCellParameters
+					{
+						ColumnName = "B",
+						RowIndex = rowIndex,
+						Text = Component,
+						StyleInfo = ExcelStyleInfoType.TextWithBorder
+					});
+
+					InsertCellInWorksheet(new ExcelCellParameters
+					{
+						ColumnName = "C",
+						RowIndex = rowIndex,
+						Text = Count.ToString(),
+						StyleInfo = ExcelStyleInfoType.TextWithBorder
+                    });
+					rowIndex++;
+				}
+
+				InsertCellInWorksheet(new ExcelCellParameters
+				{
+					ColumnName = "A",
+					RowIndex = rowIndex,
+					Text = "Итого",
+					StyleInfo = ExcelStyleInfoType.Text
+				});
+				InsertCellInWorksheet(new ExcelCellParameters
+				{
+					ColumnName = "C",
+					RowIndex = rowIndex,
+					Text = ic.TotalCount.ToString(),
+					StyleInfo = ExcelStyleInfoType.Text
+				});
+				rowIndex++;
+			}
+
+			SaveExcel(info);
+		}
+
+        public void CreateShopReport(ExcelInfo info)
+        {
+            CreateExcel(info);
+
+            InsertCellInWorksheet(new ExcelCellParameters
+            {
+                ColumnName = "A",
+                RowIndex = 1,
+                Text = info.Title,
+                StyleInfo = ExcelStyleInfoType.Title
+            });
+
+            MergeCells(new ExcelMergeParameters
+            {
+                CellFromName = "A1",
+                CellToName = "C1"
+            });
+
+            uint rowIndex = 2;
+            foreach (var si in info.ShopIceCreams)
+            {
+                InsertCellInWorksheet(new ExcelCellParameters
+                {
+                    ColumnName = "A",
+                    RowIndex = rowIndex,
+                    Text = si.ShopName,
+                    StyleInfo = ExcelStyleInfoType.Text
+                });
+                rowIndex++;
+
+                foreach (var (IceCream, Count) in si.IceCreams)
+                {
+                    InsertCellInWorksheet(new ExcelCellParameters
+                    {
+                        ColumnName = "B",
+                        RowIndex = rowIndex,
+                        Text = IceCream,
+                        StyleInfo = ExcelStyleInfoType.TextWithBorder
+                    });
+
+                    InsertCellInWorksheet(new ExcelCellParameters
+                    {
+                        ColumnName = "C",
+                        RowIndex = rowIndex,
+                        Text = Count.ToString(),
+                        StyleInfo = ExcelStyleInfoType.TextWithBorder
+                    });
+
+                    rowIndex++;
+                }
+
+                InsertCellInWorksheet(new ExcelCellParameters
+                {
+                    ColumnName = "A",
+                    RowIndex = rowIndex,
+                    Text = "Итого",
+                    StyleInfo = ExcelStyleInfoType.Text
+                });
+                InsertCellInWorksheet(new ExcelCellParameters
+                {
+                    ColumnName = "C",
+                    RowIndex = rowIndex,
+                    Text = si.TotalCount.ToString(),
+                    StyleInfo = ExcelStyleInfoType.Text
+                });
+                rowIndex++;
+            }
+
+            SaveExcel(info);
+        }
+
+        /// <summary>
+        /// Создание excel-файла
+        /// </summary>
+        /// <param name="info"></param>
+        protected abstract void CreateExcel(ExcelInfo info);
+
+		/// <summary>
+		/// Добавляем новую ячейку в лист
+		/// </summary>
+		/// <param name="cellParameters"></param>
+		protected abstract void InsertCellInWorksheet(ExcelCellParameters excelParams);
+
+		/// <summary>
+		/// Объединение ячеек
+		/// </summary>
+		/// <param name="mergeParameters"></param>
+		protected abstract void MergeCells(ExcelMergeParameters excelParams);
+
+		/// <summary>
+		/// Сохранение файла
+		/// </summary>
+		/// <param name="info"></param>
+		protected abstract void SaveExcel(ExcelInfo info);
+	}
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/AbstractSaveToPdf.cs

@@ -0,0 +1,99 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
+
+namespace IceCreamShopBusinessLogic.OfficePackage
+{
+    public abstract class AbstractSaveToPdf
+    {
+        public void CreateDoc(PdfInfo info)
+        {
+            CreatePdf(info);
+            CreateParagraph(new PdfParagraph { Text = info.Title, Style = "NormalTitle", ParagraphAlignment = PdfParagraphAlignmentType.Center });
+            CreateParagraph(new PdfParagraph { Text = $"с {info.DateFrom.ToShortDateString()} по {info.DateTo.ToShortDateString()}", 
+                Style = "Normal", ParagraphAlignment = PdfParagraphAlignmentType.Center });
+
+            CreateTable(new List<string> { "2cm", "3cm", "6cm", "4cm", "3cm" });
+
+            CreateRow(new PdfRowParameters
+            {
+                Texts = new List<string> { "Номер", "Дата заказа", "Мороженое", "Статус", "Сумма" },
+                Style = "NormalTitle",
+                ParagraphAlignment = PdfParagraphAlignmentType.Center
+            });
+
+            foreach (var order in info.Orders)
+            {
+                CreateRow(new PdfRowParameters
+                {
+                    Texts = new List<string> { order.Id.ToString(), order.DateCreate.ToShortDateString(), order.IceCreamName,
+                        order.OrderStatus, order.Sum.ToString() },
+                    Style = "Normal",
+                    ParagraphAlignment = PdfParagraphAlignmentType.Left
+                });
+            }
+            CreateParagraph(new PdfParagraph { Text = $"Итого: {info.Orders.Sum(x => x.Sum)}\t", Style = "Normal", ParagraphAlignment = PdfParagraphAlignmentType.Right });
+
+            SavePdf(info);
+        }
+
+        public void CreateDocWithGroupedOrders(PdfInfo info)
+        {
+            CreatePdf(info);
+            CreateParagraph(new PdfParagraph { Text = info.Title, Style = "NormalTitle", ParagraphAlignment = PdfParagraphAlignmentType.Center });
+
+            CreateTable(new List<string> { "5cm", "6cm", "5cm" });
+
+            CreateRow(new PdfRowParameters
+            {
+                Texts = new List<string> { "Дата", "Количество заказов", "Сумма" },
+                Style = "NormalTitle",
+                ParagraphAlignment = PdfParagraphAlignmentType.Center
+            });
+
+            foreach (var order in info.GroupedOrders)
+            {
+                CreateRow(new PdfRowParameters
+                {
+                    Texts = new List<string> { order.Date.ToShortDateString(), order.Count.ToString(), order.Sum.ToString() },
+                    Style = "Normal",
+                    ParagraphAlignment = PdfParagraphAlignmentType.Left
+                });
+            }
+            CreateParagraph(new PdfParagraph { Text = $"Итого: {info.GroupedOrders.Sum(x => x.Sum)}\t", Style = "Normal", ParagraphAlignment = PdfParagraphAlignmentType.Right });
+
+            SavePdf(info);
+        }
+
+        /// <summary>
+		/// Создание pdf-файла
+		/// </summary>
+		/// <param name="info"></param>
+        protected abstract void CreatePdf(PdfInfo info);
+
+        /// <summary>
+        /// Создание параграфа с текстом
+        /// </summary>
+        /// <param name="title"></param>
+        /// <param name="style"></param>
+        protected abstract void CreateParagraph(PdfParagraph paragraph);
+
+        /// <summary>
+        /// Создание таблицы
+        /// </summary>
+        /// <param name="title"></param>
+        /// <param name="style"></param>
+        protected abstract void CreateTable(List<string> columns);
+
+        /// <summary>
+        /// Создание и заполнение строки
+        /// </summary>
+        /// <param name="rowParameters"></param>
+        protected abstract void CreateRow(PdfRowParameters rowParameters);
+
+        /// <summary>
+		/// Сохранение файла
+		/// </summary>
+		/// <param name="info"></param>
+        protected abstract void SavePdf(PdfInfo info);
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/AbstractSaveToWord.cs

@@ -0,0 +1,115 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
+
+namespace IceCreamShopBusinessLogic.OfficePackage
+{
+    public abstract class AbstractSaveToWord
+    {
+        public void CreateDoc(WordInfo info)
+        {
+            CreateWord(info);
+
+            CreateParagraph(new WordParagraph
+            {
+                Texts = new List<(string, WordTextProperties)> { (info.Title, new WordTextProperties { Bold = true, Size = "24", }) },
+                TextProperties = new WordTextProperties
+                {
+                    Size = "24",
+                    JustificationType = WordJustificationType.Center
+                }
+            });
+
+            foreach (var iceCream in info.IceCreams)
+            {
+                CreateParagraph(new WordParagraph
+                {
+                    Texts = new List<(string, WordTextProperties)> {(iceCream.IceCreamName + " - ", new WordTextProperties { Size = "24", Bold = true}),
+                     (iceCream.Price.ToString(), new WordTextProperties { Size = "24", })},
+                    TextProperties = new WordTextProperties
+                    {
+                        Size = "24",
+                        JustificationType = WordJustificationType.Both
+                    }
+                });
+            }
+
+            SaveWord(info);
+        }
+
+        public void CreateShopsTable(WordInfo info)
+        {
+            CreateWord(info);
+
+            CreateParagraph(new WordParagraph
+            {
+                Texts = new List<(string, WordTextProperties)> { (info.Title, new WordTextProperties { Bold = true, Size = "24", }) },
+                TextProperties = new WordTextProperties
+                {
+                    Size = "24",
+                    JustificationType = WordJustificationType.Center
+                }
+            });
+
+            CreateTable(new List<string> { "3000", "3000", "3000" });
+
+            CreateRow(new WordParagraph
+            {
+                Texts = new List<(string, WordTextProperties)> { ("Название магазина", new WordTextProperties { Size = "24" }), 
+                    ("Адрес", new WordTextProperties { Size = "24" }), ("Дата открытия", new WordTextProperties { Size = "24" }) },
+                TextProperties = new WordTextProperties
+                {
+                    Size = "24",
+                    Bold = true,
+                    JustificationType = WordJustificationType.Center
+                }
+            });
+
+            foreach (var shop in info.Shops)
+            {
+                CreateRow(new WordParagraph
+                {
+                    Texts = new List<(string, WordTextProperties)> { (shop.ShopName, new WordTextProperties { Size = "22" }), 
+                        (shop.Address, new WordTextProperties { Size = "22" }), (shop.DateOpening.ToString(), new WordTextProperties { Size = "22" })},
+                    TextProperties = new WordTextProperties
+                    {
+                        Size = "22",
+                        JustificationType = WordJustificationType.Center
+                    }
+                });
+            }
+
+            SaveWord(info);
+        }
+
+        /// <summary>
+		/// Создание doc-файла
+		/// </summary>
+		/// <param name="info"></param>
+        protected abstract void CreateWord(WordInfo info);
+
+        /// <summary>
+        /// Создание абзаца с текстом
+        /// </summary>
+        /// <param name="paragraph"></param>
+        /// <returns></returns>
+        protected abstract void CreateParagraph(WordParagraph paragraph);
+
+        /// <summary>
+		/// Создание таблицы
+		/// </summary>
+		/// <param name="columns"></param>
+        protected abstract void CreateTable(List<string>  columns);
+
+        /// <summary>
+		/// Создание строки таблицы
+		/// </summary>
+		/// <param name="columns"></param>
+        protected abstract void CreateRow(WordParagraph paragraph);
+
+        /// <summary>
+		/// Сохранение файла
+		/// </summary>
+		/// <param name="info"></param>
+        protected abstract void SaveWord(WordInfo info);
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperEnums/ExcelStyleInfoType.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperEnums
+{
+    public enum ExcelStyleInfoType
+    {
+        Title,
+
+        Text,
+
+        TextWithBorder
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperEnums/PdfParagraphAlignmentType.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperEnums
+{
+    public enum PdfParagraphAlignmentType
+    {
+        Center,
+
+        Left,
+
+        Right
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperEnums/WordJustificationType.cs

@@ -0,0 +1,9 @@
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperEnums
+{
+    public enum WordJustificationType
+    {
+        Center,
+
+        Both
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/ExcelCellParameters.cs

@@ -0,0 +1,17 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class ExcelCellParameters
+    {
+        public string ColumnName { get; set; } = string.Empty;
+
+        public uint RowIndex { get; set; }
+
+        public string Text { get; set; } = string.Empty;
+
+        public string CellReference => $"{ColumnName}{RowIndex}";
+
+        public ExcelStyleInfoType StyleInfo { get; set; }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/ExcelInfo.cs

@@ -0,0 +1,15 @@
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class ExcelInfo
+    {
+        public string FileName { get; set; } = string.Empty;
+
+        public string Title { get; set; } = string.Empty;
+
+        public List<ReportIceCreamComponentViewModel> IceCreamComponents { get; set; } = new();
+
+        public List<ReportShopIceCreamViewModel> ShopIceCreams { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/ExcelMergeParameters.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class ExcelMergeParameters
+    {
+        public string CellFromName { get; set; } = string.Empty;
+
+        public string CellToName { get; set; } = string.Empty;
+
+        public string Merge => $"{CellFromName}:{CellToName}";
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/PdfInfo.cs

@@ -0,0 +1,19 @@
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class PdfInfo
+    {
+        public string FileName { get; set; } = string.Empty;
+
+        public string Title { get; set; } = string.Empty;
+
+        public DateTime DateFrom { get; set; }
+
+        public DateTime DateTo { get; set; }
+
+        public List<ReportOrdersViewModel> Orders { get; set; } = new();
+
+        public List<ReportOrdersByDateViewModel> GroupedOrders { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/PdfParagraph.cs

@@ -0,0 +1,13 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class PdfParagraph
+    {
+        public string Text { get; set; } = string.Empty;
+
+        public string Style { get; set; } = string.Empty;
+
+        public PdfParagraphAlignmentType ParagraphAlignment { get; set; }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/PdfRowParameters.cs

@@ -0,0 +1,13 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class PdfRowParameters
+    {
+        public List<string> Texts { get; set; } = new();
+
+        public string Style { get; set; } = string.Empty;
+
+        public PdfParagraphAlignmentType ParagraphAlignment { get; set; }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/WordInfo.cs

@@ -0,0 +1,15 @@
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class WordInfo
+    {
+        public string FileName { get; set; } = string.Empty;
+
+        public string Title { get; set; } = string.Empty;
+
+        public List<IceCreamViewModel> IceCreams { get; set; } = new();
+
+        public List<ShopViewModel> Shops { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/WordParagraph.cs

@@ -0,0 +1,9 @@
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class WordParagraph
+    {
+        public List<(string, WordTextProperties)> Texts { get; set; } = new();
+
+        public WordTextProperties? TextProperties { get; set; }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/HelperModels/WordTextProperties.cs

@@ -0,0 +1,13 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.HelperModels
+{
+    public class WordTextProperties
+    {
+        public string Size { get; set; } = string.Empty;
+
+        public bool Bold { get; set; }
+
+        public WordJustificationType JustificationType { get; set; }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/Implements/SaveToExcel.cs

@@ -0,0 +1,292 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
+using DocumentFormat.OpenXml;
+using DocumentFormat.OpenXml.Office2010.Excel;
+using DocumentFormat.OpenXml.Office2013.Excel;
+using DocumentFormat.OpenXml.Packaging;
+using DocumentFormat.OpenXml.Spreadsheet;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.Implements
+{
+    public class SaveToExcel : AbstractSaveToExcel
+    {
+        private SpreadsheetDocument? _spreadsheetDocument;
+
+        private SharedStringTablePart? _shareStringPart;
+
+        private Worksheet? _worksheet;
+
+        /// <summary>
+        /// Настройка стилей для файла
+        /// </summary>
+        /// <param name="workbookpart"></param>
+        private static void CreateStyles(WorkbookPart workbookpart)
+        {
+            var sp = workbookpart.AddNewPart<WorkbookStylesPart>();
+            sp.Stylesheet = new Stylesheet();
+
+            var fonts = new Fonts() { Count = 2U, KnownFonts = true };
+
+            var fontUsual = new Font();
+            fontUsual.Append(new FontSize() { Val = 12D });
+            fontUsual.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Theme = 1U });
+            fontUsual.Append(new FontName() { Val = "Times New Roman" });
+            fontUsual.Append(new FontFamilyNumbering() { Val = 2 });
+            fontUsual.Append(new FontScheme() { Val = FontSchemeValues.Minor });
+
+            var fontTitle = new Font();
+            fontTitle.Append(new Bold());
+            fontTitle.Append(new FontSize() { Val = 14D });
+            fontTitle.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Theme = 1U });
+            fontTitle.Append(new FontName() { Val = "Times New Roman" });
+            fontTitle.Append(new FontFamilyNumbering() { Val = 2 });
+            fontTitle.Append(new FontScheme() { Val = FontSchemeValues.Minor });
+
+            fonts.Append(fontUsual);
+            fonts.Append(fontTitle);
+
+            var fills = new Fills() { Count = 2U };
+
+            var fill1 = new Fill();
+            fill1.Append(new PatternFill() { PatternType = PatternValues.None });
+
+            var fill2 = new Fill();
+            fill2.Append(new PatternFill() { PatternType = PatternValues.Gray125 });
+
+            fills.Append(fill1);
+            fills.Append(fill2);
+
+            var borders = new Borders() { Count = 2U };
+
+            var borderNoBorder = new Border();
+            borderNoBorder.Append(new LeftBorder());
+            borderNoBorder.Append(new RightBorder());
+            borderNoBorder.Append(new TopBorder());
+            borderNoBorder.Append(new BottomBorder());
+            borderNoBorder.Append(new DiagonalBorder());
+
+            var borderThin = new Border();
+
+            var leftBorder = new LeftBorder() { Style = BorderStyleValues.Thin };
+            leftBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Indexed = 64U });
+
+            var rightBorder = new RightBorder() { Style = BorderStyleValues.Thin };
+            rightBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Indexed = 64U });
+
+            var topBorder = new TopBorder() { Style = BorderStyleValues.Thin };
+            topBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Indexed = 64U });
+
+            var bottomBorder = new BottomBorder() { Style = BorderStyleValues.Thin };
+            bottomBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Indexed = 64U });
+
+            borderThin.Append(leftBorder);
+            borderThin.Append(rightBorder);
+            borderThin.Append(topBorder);
+            borderThin.Append(bottomBorder);
+            borderThin.Append(new DiagonalBorder());
+
+            borders.Append(borderNoBorder);
+            borders.Append(borderThin);
+
+            var cellStyleFormats = new CellStyleFormats() { Count = 1U };
+            var cellFormatStyle = new CellFormat() { NumberFormatId = 0U, FontId = 0U, FillId = 0U, BorderId = 0U };
+
+            cellStyleFormats.Append(cellFormatStyle);
+
+            var cellFormats = new CellFormats() { Count = 3U };
+            var cellFormatFont = new CellFormat() { NumberFormatId = 0U, FontId = 0U, FillId = 0U, BorderId = 0U, FormatId = 0U, ApplyFont = true };
+            var cellFormatFontAndBorder = new CellFormat() { NumberFormatId = 0U, FontId = 0U, FillId = 0U, BorderId = 1U, FormatId = 0U, ApplyFont = true, ApplyBorder = true };
+            var cellFormatTitle = new CellFormat() { NumberFormatId = 0U, FontId = 1U, FillId = 0U, BorderId = 0U, FormatId = 0U, Alignment = new Alignment() { Vertical = VerticalAlignmentValues.Center, WrapText = true, Horizontal = HorizontalAlignmentValues.Center }, ApplyFont = true };
+
+            cellFormats.Append(cellFormatFont);
+            cellFormats.Append(cellFormatFontAndBorder);
+            cellFormats.Append(cellFormatTitle);
+
+            var cellStyles = new CellStyles() { Count = 1U };
+
+            cellStyles.Append(new CellStyle() { Name = "Normal", FormatId = 0U, BuiltinId = 0U });
+
+            var differentialFormats = new DocumentFormat.OpenXml.Office2013.Excel.DifferentialFormats() { Count = 0U };
+
+            var tableStyles = new TableStyles() { Count = 0U, DefaultTableStyle = "TableStyleMedium2", DefaultPivotStyle = "PivotStyleLight16" };
+
+            var stylesheetExtensionList = new StylesheetExtensionList();
+
+            var stylesheetExtension1 = new StylesheetExtension() { Uri = "{EB79DEF2-80B8-43e5-95BD-54CBDDF9020C}" };
+            stylesheetExtension1.AddNamespaceDeclaration("x14", "http://schemas.microsoft.com/office/spreadsheetml/2009/9/main");
+            stylesheetExtension1.Append(new SlicerStyles() { DefaultSlicerStyle = "SlicerStyleLight1" });
+
+            var stylesheetExtension2 = new StylesheetExtension() { Uri = "{9260A510-F301-46a8-8635-F512D64BE5F5}" };
+            stylesheetExtension2.AddNamespaceDeclaration("x15", "http://schemas.microsoft.com/office/spreadsheetml/2010/11/main");
+            stylesheetExtension2.Append(new TimelineStyles() { DefaultTimelineStyle = "TimeSlicerStyleLight1" });
+
+            stylesheetExtensionList.Append(stylesheetExtension1);
+            stylesheetExtensionList.Append(stylesheetExtension2);
+
+            sp.Stylesheet.Append(fonts);
+            sp.Stylesheet.Append(fills);
+            sp.Stylesheet.Append(borders);
+            sp.Stylesheet.Append(cellStyleFormats);
+            sp.Stylesheet.Append(cellFormats);
+            sp.Stylesheet.Append(cellStyles);
+            sp.Stylesheet.Append(differentialFormats);
+            sp.Stylesheet.Append(tableStyles);
+            sp.Stylesheet.Append(stylesheetExtensionList);
+        }
+
+        /// <summary>
+        /// Получение номера стиля из типа
+        /// </summary>
+        /// <param name="styleInfo"></param>
+        /// <returns></returns>
+        private static uint GetStyleValue(ExcelStyleInfoType styleInfo)
+        {
+            return styleInfo switch
+            {
+                ExcelStyleInfoType.Title => 2U,
+                ExcelStyleInfoType.TextWithBorder => 1U,
+                ExcelStyleInfoType.Text => 0U,
+                _ => 0U,
+            };
+        }
+
+        protected override void CreateExcel(ExcelInfo info)
+        {
+            _spreadsheetDocument = SpreadsheetDocument.Create(info.FileName, SpreadsheetDocumentType.Workbook);
+            // Создаем книгу (в ней хранятся листы)
+            var workbookpart = _spreadsheetDocument.AddWorkbookPart();
+            workbookpart.Workbook = new Workbook();
+
+            CreateStyles(workbookpart);
+
+            // Получаем/создаем хранилище текстов для книги
+            _shareStringPart = _spreadsheetDocument.WorkbookPart!.GetPartsOfType<SharedStringTablePart>().Any()
+                ? _spreadsheetDocument.WorkbookPart.GetPartsOfType<SharedStringTablePart>().First()
+                : _spreadsheetDocument.WorkbookPart.AddNewPart<SharedStringTablePart>();
+
+            // Создаем SharedStringTable, если его нет
+            if (_shareStringPart.SharedStringTable == null)
+            {
+                _shareStringPart.SharedStringTable = new SharedStringTable();
+            }
+
+            // Создаем лист в книгу
+            var worksheetPart = workbookpart.AddNewPart<WorksheetPart>();
+            worksheetPart.Worksheet = new Worksheet(new SheetData());
+
+            // Добавляем лист в книгу
+            var sheets = _spreadsheetDocument.WorkbookPart.Workbook.AppendChild(new Sheets());
+            var sheet = new Sheet()
+            {
+                Id = _spreadsheetDocument.WorkbookPart.GetIdOfPart(worksheetPart),
+                SheetId = 1,
+                Name = "Лист"
+            };
+            sheets.Append(sheet);
+
+            _worksheet = worksheetPart.Worksheet;
+        }
+
+        protected override void InsertCellInWorksheet(ExcelCellParameters excelParams)
+        {
+            if (_worksheet == null || _shareStringPart == null)
+            {
+                return;
+            }
+            var sheetData = _worksheet.GetFirstChild<SheetData>();
+            if (sheetData == null)
+            {
+                return;
+            }
+
+            // Ищем строку, либо добавляем ее
+            Row row;
+            if (sheetData.Elements<Row>().Where(r => r.RowIndex! == excelParams.RowIndex).Any())
+            {
+                row = sheetData.Elements<Row>().Where(r => r.RowIndex! == excelParams.RowIndex).First();
+            }
+            else
+            {
+                row = new Row() { RowIndex = excelParams.RowIndex };
+                sheetData.Append(row);
+            }
+
+            // Ищем нужную ячейку  
+            Cell cell;
+            if (row.Elements<Cell>().Where(c => c.CellReference!.Value == excelParams.CellReference).Any())
+            {
+                cell = row.Elements<Cell>().Where(c => c.CellReference!.Value == excelParams.CellReference).First();
+            }
+            else
+            {
+                // Все ячейки должны быть последовательно друг за другом расположены
+                // нужно определить, после какой вставлять
+                Cell? refCell = null;
+                foreach (Cell rowCell in row.Elements<Cell>())
+                {
+                    if (string.Compare(rowCell.CellReference!.Value, excelParams.CellReference, true) > 0)
+                    {
+                        refCell = rowCell;
+                        break;
+                    }
+                }
+
+                var newCell = new Cell() { CellReference = excelParams.CellReference };
+                row.InsertBefore(newCell, refCell);
+
+                cell = newCell;
+            }
+
+            // вставляем новый текст
+            _shareStringPart.SharedStringTable.AppendChild(new SharedStringItem(new Text(excelParams.Text)));
+            _shareStringPart.SharedStringTable.Save();
+
+            cell.CellValue = new CellValue((_shareStringPart.SharedStringTable.Elements<SharedStringItem>().Count() - 1).ToString());
+            cell.DataType = new EnumValue<CellValues>(CellValues.SharedString);
+            cell.StyleIndex = GetStyleValue(excelParams.StyleInfo);
+        }
+
+        protected override void MergeCells(ExcelMergeParameters excelParams)
+        {
+            if (_worksheet == null)
+            {
+                return;
+            }
+            MergeCells mergeCells;
+
+            if (_worksheet.Elements<MergeCells>().Any())
+            {
+                mergeCells = _worksheet.Elements<MergeCells>().First();
+            }
+            else
+            {
+                mergeCells = new MergeCells();
+
+                if (_worksheet.Elements<CustomSheetView>().Any())
+                {
+                    _worksheet.InsertAfter(mergeCells, _worksheet.Elements<CustomSheetView>().First());
+                }
+                else
+                {
+                    _worksheet.InsertAfter(mergeCells, _worksheet.Elements<SheetData>().First());
+                }
+            }
+
+            var mergeCell = new MergeCell()
+            {
+                Reference = new StringValue(excelParams.Merge)
+            };
+            mergeCells.Append(mergeCell);
+        }
+
+        protected override void SaveExcel(ExcelInfo info)
+        {
+            if (_spreadsheetDocument == null)
+            {
+                return;
+            }
+            _spreadsheetDocument.WorkbookPart!.Workbook.Save();
+            _spreadsheetDocument.Dispose();
+        }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/Implements/SaveToPdf.cs

@@ -0,0 +1,109 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
+using MigraDoc.DocumentObjectModel;
+using MigraDoc.DocumentObjectModel.Tables;
+using MigraDoc.Rendering;
+
+
+namespace IceCreamShopBusinessLogic.OfficePackage.Implements
+{
+    public class SaveToPdf : AbstractSaveToPdf
+    {
+        private Document? _document;
+        private Section? _section;
+        private Table? _table;
+
+        private static ParagraphAlignment GetParagraphAlignment(PdfParagraphAlignmentType type)
+        {
+            return type switch
+            {
+                PdfParagraphAlignmentType.Center => ParagraphAlignment.Center,
+                PdfParagraphAlignmentType.Left => ParagraphAlignment.Left,
+                PdfParagraphAlignmentType.Right => ParagraphAlignment.Right,
+                _ => ParagraphAlignment.Justify,
+            };
+        }
+
+        private static void DefineStyles(Document document)
+        {
+            var style = document.Styles["Normal"];
+            style.Font.Name = "Times New Roman";
+            style.Font.Size = 14;
+
+            style = document.Styles.AddStyle("NormalTitle", "Normal");
+            style.Font.Bold = true;
+        }
+
+        protected override void CreatePdf(PdfInfo info)
+        {
+            _document = new Document();
+            DefineStyles(_document);
+
+            _section = _document.AddSection();
+        }
+
+        protected override void CreateParagraph(PdfParagraph pdfParagraph)
+        {
+            if (_section == null)
+            {
+                return;
+            }
+            var paragraph = _section.AddParagraph(pdfParagraph.Text);
+            paragraph.Format.SpaceAfter = "1cm";
+            paragraph.Format.Alignment = GetParagraphAlignment(pdfParagraph.ParagraphAlignment);
+            paragraph.Style = pdfParagraph.Style;
+        }
+
+        protected override void CreateTable(List<string> columns)
+        {
+            if (_document == null)
+            {
+                return;
+            }
+            _table = _document.LastSection.AddTable();
+
+            foreach (var elem in columns)
+            {
+                _table.AddColumn(elem);
+            }
+        }
+
+        protected override void CreateRow(PdfRowParameters rowParameters)
+        {
+            if (_table == null)
+            {
+                return;
+            }
+            var row = _table.AddRow();
+            for (int i = 0; i < rowParameters.Texts.Count; ++i)
+            {
+                row.Cells[i].AddParagraph(rowParameters.Texts[i]);
+
+                if (!string.IsNullOrEmpty(rowParameters.Style))
+                {
+                    row.Cells[i].Style = rowParameters.Style;
+                }
+
+                Unit borderWidth = 0.5;
+
+                row.Cells[i].Borders.Left.Width = borderWidth;
+                row.Cells[i].Borders.Right.Width = borderWidth;
+                row.Cells[i].Borders.Top.Width = borderWidth;
+                row.Cells[i].Borders.Bottom.Width = borderWidth;
+
+                row.Cells[i].Format.Alignment = GetParagraphAlignment(rowParameters.ParagraphAlignment);
+                row.Cells[i].VerticalAlignment = VerticalAlignment.Center;
+            }
+        }
+
+        protected override void SavePdf(PdfInfo info)
+        {
+            var renderer = new PdfDocumentRenderer(true)
+            {
+                Document = _document
+            };
+            renderer.RenderDocument();
+            renderer.PdfDocument.Save(info.FileName);
+        }
+    }
+}

IceCreamShop/IceCreamShopBusinessLogic/OfficePackage/Implements/SaveToWord.cs

@@ -0,0 +1,199 @@
+using IceCreamShopBusinessLogic.OfficePackage.HelperEnums;
+using IceCreamShopBusinessLogic.OfficePackage.HelperModels;
+using DocumentFormat.OpenXml;
+using DocumentFormat.OpenXml.Packaging;
+using DocumentFormat.OpenXml.Wordprocessing;
+using System.Security.Cryptography;
+
+namespace IceCreamShopBusinessLogic.OfficePackage.Implements
+{
+    public class SaveToWord : AbstractSaveToWord
+    {
+        private WordprocessingDocument? _wordDocument;
+
+        private Body? _docBody;
+
+        private Table? table;
+
+        /// <summary>
+        /// Получение типа выравнивания
+        /// </summary>
+        /// <param name="type"></param>
+        /// <returns></returns>
+        private static JustificationValues GetJustificationValues(WordJustificationType type)
+        {
+            return type switch
+            {
+                WordJustificationType.Both => JustificationValues.Both,
+                WordJustificationType.Center => JustificationValues.Center,
+                _ => JustificationValues.Left,
+            };
+        }
+
+        /// <summary>
+        /// Настройки страницы
+        /// </summary>
+        /// <returns></returns>
+        private static SectionProperties CreateSectionProperties()
+        {
+            var properties = new SectionProperties();
+
+            var pageSize = new PageSize
+            {
+                Orient = PageOrientationValues.Portrait
+            };
+
+            properties.AppendChild(pageSize);
+
+            return properties;
+        }
+
+        /// <summary>
+        /// Задание форматирования для абзаца
+        /// </summary>
+        /// <param name="paragraphProperties"></param>
+        /// <returns></returns>
+        private static ParagraphProperties? CreateParagraphProperties(WordTextProperties? paragraphProperties)
+        {
+            if (paragraphProperties == null)
+            {
+                return null;
+            }
+
+            var properties = new ParagraphProperties();
+
+            properties.AppendChild(new Justification()
+            {
+                Val = GetJustificationValues(paragraphProperties.JustificationType)
+            });
+
+            properties.AppendChild(new SpacingBetweenLines
+            {
+                LineRule = LineSpacingRuleValues.Auto
+            });
+
+            properties.AppendChild(new Indentation());
+
+            var paragraphMarkRunProperties = new ParagraphMarkRunProperties();
+            if (!string.IsNullOrEmpty(paragraphProperties.Size))
+            {
+                paragraphMarkRunProperties.AppendChild(new FontSize { Val = paragraphProperties.Size });
+            }
+            properties.AppendChild(paragraphMarkRunProperties);
+
+            return properties;
+        }
+
+        protected override void CreateWord(WordInfo info)
+        {
+            _wordDocument = WordprocessingDocument.Create(info.FileName, WordprocessingDocumentType.Document);
+            MainDocumentPart mainPart = _wordDocument.AddMainDocumentPart();
+            mainPart.Document = new Document();
+            _docBody = mainPart.Document.AppendChild(new Body());
+        }
+
+        protected override void CreateParagraph(WordParagraph paragraph)
+        {
+            if (_docBody == null || paragraph == null)
+            {
+                return;
+            }
+            var docParagraph = new Paragraph();
+
+            docParagraph.AppendChild(CreateParagraphProperties(paragraph.TextProperties));
+
+            foreach (var run in paragraph.Texts)
+            {
+                var docRun = new Run();
+
+                var properties = new RunProperties();
+                properties.AppendChild(new FontSize { Val = run.Item2.Size });
+                if (run.Item2.Bold)
+                {
+                    properties.AppendChild(new Bold());
+                }
+                docRun.AppendChild(properties);
+
+                docRun.AppendChild(new Text { Text = run.Item1, Space = SpaceProcessingModeValues.Preserve });
+
+                docParagraph.AppendChild(docRun);
+            }
+
+            _docBody.AppendChild(docParagraph);
+        }
+
+        protected override void CreateTable(List<string> columns)
+        {
+            if (_docBody == null || columns == null)
+            {
+                return;
+            }
+
+            table = new();
+            TableProperties properties = new();
+            properties.AppendChild(new TableLayout { Type = TableLayoutValues.Fixed });
+            properties.AppendChild(new TableBorders(
+                new TopBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 4 },
+                new LeftBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 4 },
+                new RightBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 4 },
+                new BottomBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 4 },
+                new InsideHorizontalBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 4 },
+                new InsideVerticalBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 4 }
+            ));
+            properties.AppendChild(new TableWidth { Type = TableWidthUnitValues.Auto });
+            table.AppendChild(properties);
+
+            TableGrid tableGrid = new();
+            foreach (var column in columns)
+            {
+                tableGrid.AppendChild(new GridColumn() { Width = column });
+            }
+            table.AppendChild(tableGrid);
+
+            _docBody.AppendChild(table);
+        }
+
+        protected override void CreateRow(WordParagraph paragraph)
+        {
+            if (_docBody == null || table == null || paragraph == null)
+            {
+                return;
+            }
+            TableRow tableRow = new();
+            foreach (var column in paragraph.Texts)
+            {
+                var tableParagraph = new Paragraph();
+                tableParagraph.AppendChild(CreateParagraphProperties(paragraph.TextProperties));
+
+                var tableRun = new Run();
+                var runProperties = new RunProperties();
+                runProperties.AppendChild(new FontSize { Val = column.Item2.Size });
+                if (column.Item2.Bold)
+                {
+                    runProperties.AppendChild(new Bold());
+                }
+                tableRun.AppendChild(runProperties);
+                tableRun.AppendChild(new Text { Text = column.Item1, Space = SpaceProcessingModeValues.Preserve });
+                tableParagraph.AppendChild(tableRun);
+
+                TableCell cell = new();
+                cell.AppendChild(tableParagraph);
+                tableRow.AppendChild(cell);
+            }
+            table.AppendChild(tableRow);
+        }
+
+        protected override void SaveWord(WordInfo info)
+        {
+            if (_docBody == null || _wordDocument == null)
+            {
+                return;
+            }
+            _docBody.AppendChild(CreateSectionProperties());
+
+            _wordDocument.MainDocumentPart!.Document.Save();
+
+            _wordDocument.Dispose();
+        }
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/ComponentBindingModel.cs

@@ -0,0 +1,13 @@
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.BindingModels
+{
+    public class ComponentBindingModel : IComponentModel
+    {
+        public int Id { get; set; }
+
+        public string ComponentName { get; set; } = string.Empty;
+
+        public double Cost { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/IceCreamBindingModel.cs

@@ -0,0 +1,19 @@
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.BindingModels
+{
+    public class IceCreamBindingModel : IIceCreamModel
+    {
+        public int Id { get; set; }
+
+        public string IceCreamName { get; set; } = string.Empty;
+
+        public double Price { get; set; }
+
+        public Dictionary<int, (IComponentModel, int)> IceCreamComponents
+        {
+            get;
+            set;
+        } = new();
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/OrderBindingModel.cs

@@ -0,0 +1,22 @@
+using IceCreamShopDataModels.Enums;
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.BindingModels
+{
+    public class OrderBindingModel : IOrderModel
+    {
+        public int Id { get; set; }
+
+        public int IceCreamId { 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; }
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/ReportBindingModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopContracts.BindingModels
+{
+    public class ReportBindingModel
+    {
+        public string FileName { get; set; } = string.Empty;
+
+        public DateTime? DateFrom { get; set; }
+
+        public DateTime? DateTo { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/BindingModels/ShopBindingModel.cs

@@ -0,0 +1,23 @@
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.BindingModels
+{
+    public class ShopBindingModel : IShopModel
+    {
+        public int Id { get; set; }
+
+        public string ShopName { get; set; } = string.Empty;
+
+        public string Address { get; set; } = string.Empty;
+
+        public DateTime DateOpening { get; set; } = DateTime.Now;
+
+        public Dictionary<int, (IIceCreamModel, int)> ShopIceCreams
+        {
+            get;
+            set;
+        } = new();
+
+        public int IceCreamsMaximum { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IComponentLogic.cs

@@ -0,0 +1,19 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.BusinessLogicsContracts
+{
+    public interface IComponentLogic
+    {
+        List<ComponentViewModel>? ReadList(ComponentSearchModel? model);
+
+        ComponentViewModel? ReadElement(ComponentSearchModel model);
+
+        bool Create(ComponentBindingModel model);
+
+        bool Update(ComponentBindingModel model);
+
+        bool Delete(ComponentBindingModel model);
+    }
+}

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IIceCreamLogic.cs

@@ -0,0 +1,19 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.BusinessLogicsContracts
+{
+    public interface IIceCreamLogic
+    {
+        List<IceCreamViewModel>? ReadList(IceCreamSearchModel? model);
+
+        IceCreamViewModel? ReadElement(IceCreamSearchModel model);
+
+        bool Create(IceCreamBindingModel model);
+
+        bool Update(IceCreamBindingModel model);
+
+        bool Delete(IceCreamBindingModel model);
+    }
+}

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IOrderLogic.cs

@@ -0,0 +1,19 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.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);
+    }
+}

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IReportLogic.cs

@@ -0,0 +1,28 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.BusinessLogicsContracts
+{
+    public interface IReportLogic
+    {
+        List<ReportIceCreamComponentViewModel> GetIceCreamComponents();
+
+        List<ReportShopIceCreamViewModel> GetShopIceCreams();
+
+        List<ReportOrdersViewModel> GetOrders(ReportBindingModel model);
+
+        List<ReportOrdersByDateViewModel> GetGroupedByDateOrders();
+
+        void SaveIceCreamsToWordFile(ReportBindingModel model);
+
+        void SaveShopsToWordFile(ReportBindingModel model);
+
+        void SaveIceCreamComponentToExcelFile(ReportBindingModel model);
+
+        void SaveShopIceCreamToExcelFile(ReportBindingModel model);
+
+        void SaveOrdersToPdfFile(ReportBindingModel model);
+
+        void SaveGroupedOrdersToPdfFile(ReportBindingModel model);
+    }
+}

IceCreamShop/IceCreamShopContracts/BusinessLogicsContracts/IShopLogic.cs

@@ -0,0 +1,24 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.BusinessLogicsContracts
+{
+    public interface IShopLogic
+    {
+        List<ShopViewModel>? ReadList(ShopSearchModel? model);
+
+        ShopViewModel? ReadElement(ShopSearchModel model);
+
+        bool Create(ShopBindingModel model);
+
+        bool Update(ShopBindingModel model);
+
+        bool Delete(ShopBindingModel model);
+
+        bool MakeShipment(ShopSearchModel shopModel, IIceCreamModel iceCream, int count);
+
+        bool MakeSale(IIceCreamModel model, int count);
+    }
+}

IceCreamShop/IceCreamShopContracts/IceCreamShopContracts.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="..\IceCreamShopDataModels\IceCreamShopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

IceCreamShop/IceCreamShopContracts/SearchModels/ComponentSearchModel.cs

@@ -0,0 +1,9 @@
+namespace IceCreamShopContracts.SearchModels
+{
+    public class ComponentSearchModel
+    {
+        public int? Id { get; set; }
+
+        public string? ComponentName { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/SearchModels/IceCreamSearchModel.cs

@@ -0,0 +1,9 @@
+namespace IceCreamShopContracts.SearchModels
+{
+    public class IceCreamSearchModel
+    {
+        public int? Id { get; set; }
+
+        public string? IceCreamName { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/SearchModels/OrderSearchModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopContracts.SearchModels
+{
+    public class OrderSearchModel
+    {
+        public int? Id { get; set; }
+
+        public DateTime? DateFrom { get; set; }
+
+        public DateTime? DateTo { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/SearchModels/ShopSearchModel.cs

@@ -0,0 +1,9 @@
+namespace IceCreamShopContracts.SearchModels
+{
+    public class ShopSearchModel
+    {
+        public int? Id { get; set; }
+
+        public string? ShopName { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/StoragesContracts/IComponentStorage.cs

@@ -0,0 +1,21 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.StoragesContracts
+{
+    public interface IComponentStorage
+    {
+        List<ComponentViewModel> GetFullList();
+
+        List<ComponentViewModel> GetFilteredList(ComponentSearchModel model);
+
+        ComponentViewModel? GetElement(ComponentSearchModel model);
+
+        ComponentViewModel? Insert(ComponentBindingModel model);
+
+        ComponentViewModel? Update(ComponentBindingModel model);
+
+        ComponentViewModel? Delete(ComponentBindingModel model);
+    }
+}

IceCreamShop/IceCreamShopContracts/StoragesContracts/IIceCreamStorage.cs

@@ -0,0 +1,21 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.StoragesContracts
+{
+    public interface IIceCreamStorage
+    {
+        List<IceCreamViewModel> GetFullList();
+
+        List<IceCreamViewModel> GetFilteredList(IceCreamSearchModel model);
+
+        IceCreamViewModel? GetElement(IceCreamSearchModel model);
+
+        IceCreamViewModel? Insert(IceCreamBindingModel model);
+
+        IceCreamViewModel? Update(IceCreamBindingModel model);
+
+        IceCreamViewModel? Delete(IceCreamBindingModel model);
+    }
+}

IceCreamShop/IceCreamShopContracts/StoragesContracts/IOrderStorage.cs

@@ -0,0 +1,21 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+
+namespace IceCreamShopContracts.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);
+    }
+}

IceCreamShop/IceCreamShopContracts/StoragesContracts/IShopStorage.cs

@@ -0,0 +1,24 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopContracts.StoragesContracts
+{
+    public interface IShopStorage
+    {
+        List<ShopViewModel> GetFullList();
+
+        List<ShopViewModel> GetFilteredList(ShopSearchModel model);
+
+        ShopViewModel? GetElement(ShopSearchModel model);
+
+        ShopViewModel? Insert(ShopBindingModel model);
+
+        ShopViewModel? Update(ShopBindingModel model);
+
+        ShopViewModel? Delete(ShopBindingModel model);
+
+        bool MakeSale(IIceCreamModel model, int count);
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/ComponentViewModel.cs

@@ -0,0 +1,16 @@
+using IceCreamShopDataModels.Models;
+using System.ComponentModel;
+
+namespace IceCreamShopContracts.ViewModels
+{
+    public class ComponentViewModel : IComponentModel
+    {
+        public int Id { get; set; }
+
+        [DisplayName("Название компонента")]
+        public string ComponentName { get; set; } = string.Empty;
+
+        [DisplayName("Цена")]
+        public double Cost { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/IceCreamViewModel.cs

@@ -0,0 +1,22 @@
+using IceCreamShopDataModels.Models;
+using System.ComponentModel;
+
+namespace IceCreamShopContracts.ViewModels
+{
+    public class IceCreamViewModel : IIceCreamModel
+    {
+        public int Id { get; set; }
+
+        [DisplayName("Название мороженого")]
+        public string IceCreamName { get; set; } = string.Empty;
+
+        [DisplayName("Цена")]
+        public double Price { get; set; }
+
+        public Dictionary<int, (IComponentModel, int)> IceCreamComponents
+        {
+            get;
+            set;
+        } = new();
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/OrderViewModel.cs

@@ -0,0 +1,32 @@
+using IceCreamShopDataModels.Enums;
+using IceCreamShopDataModels.Models;
+using System.ComponentModel;
+
+namespace IceCreamShopContracts.ViewModels
+{
+    public class OrderViewModel : IOrderModel
+    {
+        [DisplayName("Номер")]
+        public int Id { get; set; }
+
+        public int IceCreamId { get; set; }
+
+        [DisplayName("Мороженое")]
+        public string IceCreamName { 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; }
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/ReportIceCreamComponentViewModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopContracts.ViewModels
+{
+    public class ReportIceCreamComponentViewModel
+    {
+        public string IceCreamName { get; set; } = string.Empty;
+
+        public int TotalCount { get; set; }
+
+        public List<(string Component, int Count)> Components { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/ReportOrdersByDateViewModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopContracts.ViewModels
+{
+    public class ReportOrdersByDateViewModel
+    {
+        public DateTime Date { get; set; }
+
+        public int Count { get; set; }
+
+        public double Sum { get; set; }
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/ReportOrdersViewModel.cs

@@ -0,0 +1,15 @@
+namespace IceCreamShopContracts.ViewModels
+{
+    public class ReportOrdersViewModel
+    {
+        public int Id { get; set; }
+
+        public DateTime DateCreate { get; set; }
+
+        public string IceCreamName { get; set; } = string.Empty;
+
+        public string OrderStatus { get; set; } = string.Empty;
+
+        public double Sum { get; set; }
+    }     
+}

IceCreamShop/IceCreamShopContracts/ViewModels/ReportShopIceCreamViewModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopContracts.ViewModels
+{
+    public class ReportShopIceCreamViewModel
+    {
+        public string ShopName { get; set; } = string.Empty;
+
+        public int TotalCount { get; set; }
+
+        public List<(string IceCream, int Count)> IceCreams { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopContracts/ViewModels/ShopViewModel.cs

@@ -0,0 +1,28 @@
+using IceCreamShopDataModels.Models;
+using System.ComponentModel;
+
+namespace IceCreamShopContracts.ViewModels
+{
+    public class ShopViewModel : IShopModel
+    {
+        public int Id { get; set; }
+
+        [DisplayName("Название магазина")]
+        public string ShopName { get; set; } = string.Empty;
+
+        [DisplayName("Адрес")]
+        public string Address { get; set; } = string.Empty;
+
+        [DisplayName("Дата открытия")]
+        public DateTime DateOpening { get; set; } = DateTime.Now;
+
+        public Dictionary<int, (IIceCreamModel, int)> ShopIceCreams
+        {
+            get;
+            set;
+        } = new();
+
+        [DisplayName("Максимальное количество мороженого")]
+        public int IceCreamsMaximum { get; set; }
+    }
+}

IceCreamShop/IceCreamShopDataModels/Enums/OrderStatus.cs

@@ -0,0 +1,15 @@
+namespace IceCreamShopDataModels.Enums
+{
+    public enum OrderStatus
+    {
+        Неизвестен = -1,
+
+        Принят = 0,
+
+        Выполняется = 1,
+
+        Готов = 2,
+
+        Выдан = 3
+    }
+}

IceCreamShop/IceCreamShopDataModels/IId.cs

@@ -0,0 +1,7 @@
+namespace IceCreamShopDataModels
+{
+    public interface IId
+    {
+        int Id { get; }
+    }
+}

IceCreamShop/IceCreamShopDataModels/IceCreamShopDataModels.csproj

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

IceCreamShop/IceCreamShopDataModels/Models/IComponentModel.cs

@@ -0,0 +1,9 @@
+namespace IceCreamShopDataModels.Models
+{
+    public interface IComponentModel : IId
+    {
+        string ComponentName { get; }
+
+        double Cost { get; }
+    }
+}

IceCreamShop/IceCreamShopDataModels/Models/IIceCreamModel.cs

@@ -0,0 +1,11 @@
+namespace IceCreamShopDataModels.Models
+{
+    public interface IIceCreamModel : IId
+    {
+        string IceCreamName { get; }
+
+        double Price { get; }
+
+        Dictionary<int, (IComponentModel, int)> IceCreamComponents { get; }
+    }
+}

IceCreamShop/IceCreamShopDataModels/Models/IOrderModel.cs

@@ -0,0 +1,19 @@
+using IceCreamShopDataModels.Enums;
+
+namespace IceCreamShopDataModels.Models
+{
+    public interface IOrderModel : IId
+    {
+        int IceCreamId { get; }
+
+        int Count { get; }
+
+        double Sum { get; }
+
+        OrderStatus Status { get; }
+
+        DateTime DateCreate { get; }
+
+        DateTime? DateImplement { get; }
+    }
+}

IceCreamShop/IceCreamShopDataModels/Models/IShopModel.cs

@@ -0,0 +1,15 @@
+namespace IceCreamShopDataModels.Models
+{
+    public interface IShopModel : IId
+    {
+        string ShopName { get; }
+
+        string Address { get; }
+
+        DateTime DateOpening { get; }
+
+        Dictionary<int, (IIceCreamModel, int)> ShopIceCreams { get; }
+
+        int IceCreamsMaximum { get; }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/IceCreamShopDatabase.cs

@@ -0,0 +1,29 @@
+using IceCreamShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace IceCreamShopDatabaseImplement
+{
+    public class IceCreamShopDatabase : DbContext
+    {
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            if (optionsBuilder.IsConfigured == false)
+            {
+                optionsBuilder.UseSqlServer(@"Data Source=.\SQLEXPRESS;Initial Catalog=IceCreamShopDatabase;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
+            }
+            base.OnConfiguring(optionsBuilder);
+        }
+
+        public virtual DbSet<Component> Components { set; get; }
+
+        public virtual DbSet<IceCream> IceCreams { set; get; }
+
+        public virtual DbSet<IceCreamComponent> IceCreamComponents { set; get; }
+
+        public virtual DbSet<Order> Orders { set; get; }
+
+        public virtual DbSet<Shop> Shops { set; get; }
+
+        public virtual DbSet<ShopIceCream> ShopIceCreams { set; get; }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/IceCreamShopDatabaseImplement.csproj

@@ -0,0 +1,23 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.16" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.16" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.16">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\IceCreamShopContracts\IceCreamShopContracts.csproj" />
+    <ProjectReference Include="..\IceCreamShopDataModels\IceCreamShopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

IceCreamShop/IceCreamShopDatabaseImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,84 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        public List<ComponentViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDatabase();
+            return context.Components
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return new();
+            }
+            using var context = new IceCreamShopDatabase();
+            return context.Components
+                    .Where(x => x.ComponentName.Contains(model.ComponentName))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new IceCreamShopDatabase();
+            return context.Components
+                    .FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) ||
+                                        (model.Id.HasValue && x.Id == model.Id))
+                    ?.GetViewModel;
+        }
+
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            using var context = new IceCreamShopDatabase();
+            context.Components.Add(newComponent);
+            context.SaveChanges();
+            return newComponent.GetViewModel;
+        }
+
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var component = context.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (component == null)
+            {
+                return null;
+            }
+            component.Update(model);
+            context.SaveChanges();
+            return component.GetViewModel;
+        }
+
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var element = context.Components.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Components.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Implements/IceCreamStorage.cs

@@ -0,0 +1,106 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class IceCreamStorage : IIceCreamStorage
+    {
+		public List<IceCreamViewModel> GetFullList()
+		{
+			using var context = new IceCreamShopDatabase();
+			return context.IceCreams
+                    .Include(x => x.Components)
+					.ThenInclude(x => x.Component)
+					.ToList()
+					.Select(x => x.GetViewModel)
+					.ToList();
+		}
+
+		public List<IceCreamViewModel> GetFilteredList(IceCreamSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.IceCreamName))
+			{
+				return new();
+			}
+			using var context = new IceCreamShopDatabase();
+			return context.IceCreams
+                    .Include(x => x.Components)
+					.ThenInclude(x => x.Component)
+					.Where(x => x.IceCreamName.Contains(model.IceCreamName))
+					.ToList()
+					.Select(x => x.GetViewModel)
+					.ToList();
+		}
+
+		public IceCreamViewModel? GetElement(IceCreamSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.IceCreamName) && !model.Id.HasValue)
+			{
+				return null;
+			}
+			using var context = new IceCreamShopDatabase();
+			return context.IceCreams
+                .Include(x => x.Components)
+				.ThenInclude(x => x.Component)
+				.FirstOrDefault(x => (!string.IsNullOrEmpty(model.IceCreamName) && x.IceCreamName == model.IceCreamName) ||
+								(model.Id.HasValue && x.Id == model.Id))
+				?.GetViewModel;
+		}
+
+		public IceCreamViewModel? Insert(IceCreamBindingModel model)
+		{
+			using var context = new IceCreamShopDatabase();
+			var newIceCream = IceCream.Create(context, model);
+			if (newIceCream == null)
+			{
+				return null;
+			}
+			context.IceCreams.Add(newIceCream);
+			context.SaveChanges();
+			return newIceCream.GetViewModel;
+		}
+
+		public IceCreamViewModel? Update(IceCreamBindingModel model)
+		{
+			using var context = new IceCreamShopDatabase();
+			using var transaction = context.Database.BeginTransaction();
+			try
+			{
+				var iceCream = context.IceCreams.FirstOrDefault(rec => rec.Id == model.Id);
+				if (iceCream == null)
+				{
+					return null;
+				}
+				iceCream.Update(model);
+				context.SaveChanges();
+				iceCream.UpdateComponents(context, model);
+				transaction.Commit();
+				return iceCream.GetViewModel;
+			}
+			catch
+			{
+				transaction.Rollback();
+				throw;
+			}
+		}
+
+		public IceCreamViewModel? Delete(IceCreamBindingModel model)
+		{
+			using var context = new IceCreamShopDatabase();
+			var element = context.IceCreams
+                .Include(x => x.Components)
+				.FirstOrDefault(rec => rec.Id == model.Id);
+			if (element != null)
+			{
+				context.IceCreams.Remove(element);
+				context.SaveChanges();
+				return element.GetViewModel;
+			}
+			return null;
+		}
+	}
+}

IceCreamShop/IceCreamShopDatabaseImplement/Implements/OrderStorage.cs

@@ -0,0 +1,105 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDatabase();
+            return context.Orders
+                    .Include(x => x.IceCream)
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue && !model.DateFrom.HasValue)
+            {
+                return new();
+            }
+            using var context = new IceCreamShopDatabase();
+            if (model.DateFrom.HasValue)
+            {
+                return context.Orders
+                    .Include(x => x.IceCream)
+                    .Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo)
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+            }
+            return context.Orders
+                    .Include(x => x.IceCream)
+                    .Where(x => x.Id == model.Id)
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new IceCreamShopDatabase();
+            return context.Orders
+                    .Include(x => x.IceCream)
+                    .FirstOrDefault(x => x.Id == model.Id)              
+                    ?.GetViewModel;
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            using var context = new IceCreamShopDatabase();
+            context.Orders.Add(newOrder);
+            context.SaveChanges();
+            return context.Orders
+                      .Include(x => x.IceCream)
+                      .FirstOrDefault(x => x.Id == newOrder.Id)
+                      ?.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            context.SaveChanges();
+            return context.Orders
+                         .Include(x => x.IceCream)
+                         .FirstOrDefault(x => x.Id == model.Id)
+                         ?.GetViewModel;
+        }
+
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var element = context.Orders.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                var deletedElement = context.Orders
+                                           .Include(x => x.IceCream)
+                                           .FirstOrDefault(x => x.Id == model.Id)
+                                           ?.GetViewModel;
+                context.Orders.Remove(element);
+                context.SaveChanges();
+                return deletedElement;
+            }
+            return null;
+        }   
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Implements/ShopStorage.cs

@@ -0,0 +1,146 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+using IceCreamShopDataModels.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        public List<ShopViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDatabase();
+            return context.Shops
+                    .Include(x => x.IceCreams)
+                    .ThenInclude(x => x.IceCream)
+                    .ToList()
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return new();
+            }
+            using var context = new IceCreamShopDatabase();
+            return context.Shops
+                    .Include(x => x.IceCreams)
+                    .ThenInclude(x => x.IceCream)
+                    .Where(x => x.ShopName.Contains(model.ShopName))
+                    .ToList()
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new IceCreamShopDatabase();
+            return context.Shops
+                .Include(x => x.IceCreams)
+                .ThenInclude(x => x.IceCream)
+                .FirstOrDefault(x => (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
+                                (model.Id.HasValue && x.Id == model.Id))
+                ?.GetViewModel;
+        }
+
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var newShop = Shop.Create(context, model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            context.Shops.Add(newShop);
+            context.SaveChanges();
+            return newShop.GetViewModel;
+        }
+
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var shop = context.Shops.FirstOrDefault(rec => rec.Id == model.Id);
+                if (shop == null)
+                {
+                    return null;
+                }
+                shop.Update(model);
+                context.SaveChanges();
+                shop.UpdateIceCreams(context, model);
+                transaction.Commit();
+                return shop.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            using var context = new IceCreamShopDatabase();
+            var element = context.Shops
+                .Include(x => x.IceCreams)
+                .FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Shops.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+        public bool MakeSale(IIceCreamModel model, int count)
+        {
+            using var context = new IceCreamShopDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                foreach (var shop in context.Shops.Include(x => x.IceCreams).ThenInclude(x => x.IceCream)
+                    .Where(x => x.IceCreams.Any(x => x.IceCreamId == model.Id))
+                    .ToList())
+                {
+                    var iceCream = shop.ShopIceCreams[model.Id];
+                    int min = Math.Min(iceCream.Item2, count);
+                    if (min == iceCream.Item2)
+                    {
+                        shop.ShopIceCreams.Remove(model.Id);
+                    }
+                    else
+                    {
+                        shop.ShopIceCreams[model.Id] = (iceCream.Item1, iceCream.Item2 - min);
+                    }
+                    shop.UpdateIceCreams(context, new() { Id = shop.Id, ShopIceCreams = shop.ShopIceCreams });
+                    count -= min;
+                    if (count == 0)
+                    {
+                        context.SaveChanges();
+                        transaction.Commit();
+                        return true;
+                    }
+                }
+                transaction.Rollback();
+                return false;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20240309192813_InitialCreate.Designer.cs

@@ -0,0 +1,171 @@
+// <auto-generated />
+using System;
+using IceCreamShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(IceCreamShopDatabase))]
+    [Migration("20240309192813_InitialCreate")]
+    partial class InitialCreate
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.16")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IceCreamName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("IceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", 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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("IceCreamComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Components")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Orders")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20240309192813_InitialCreate.cs

@@ -0,0 +1,125 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Components",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ComponentName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Cost = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Components", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "IceCreams",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    IceCreamName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Price = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_IceCreams", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "IceCreamComponents",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    IceCreamId = table.Column<int>(type: "int", nullable: false),
+                    ComponentId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_IceCreamComponents", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_IceCreamComponents_Components_ComponentId",
+                        column: x => x.ComponentId,
+                        principalTable: "Components",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_IceCreamComponents_IceCreams_IceCreamId",
+                        column: x => x.IceCreamId,
+                        principalTable: "IceCreams",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Orders",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    IceCreamId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false),
+                    Sum = table.Column<double>(type: "float", nullable: false),
+                    Status = table.Column<int>(type: "int", nullable: false),
+                    DateCreate = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    DateImplement = table.Column<DateTime>(type: "datetime2", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Orders", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Orders_IceCreams_IceCreamId",
+                        column: x => x.IceCreamId,
+                        principalTable: "IceCreams",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_IceCreamComponents_ComponentId",
+                table: "IceCreamComponents",
+                column: "ComponentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_IceCreamComponents_IceCreamId",
+                table: "IceCreamComponents",
+                column: "IceCreamId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_IceCreamId",
+                table: "Orders",
+                column: "IceCreamId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "IceCreamComponents");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "Components");
+
+            migrationBuilder.DropTable(
+                name: "IceCreams");
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20240408110201_ShopAddition.Designer.cs

@@ -0,0 +1,250 @@
+// <auto-generated />
+using System;
+using IceCreamShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(IceCreamShopDatabase))]
+    [Migration("20240408110201_ShopAddition")]
+    partial class ShopAddition
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.16")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IceCreamName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("IceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", 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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("DateOpening")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("IceCreamsMaximum")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ShopName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.ShopIceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopIceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("IceCreamComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Components")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Orders")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.ShopIceCream", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("ShopIceCreams")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("IceCreams")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("IceCream");
+
+                    b.Navigation("Shop");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+
+                    b.Navigation("ShopIceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("IceCreams");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20240408110201_ShopAddition.cs

@@ -0,0 +1,78 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class ShopAddition : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Shops",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ShopName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Address = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DateOpening = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    IceCreamsMaximum = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Shops", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "ShopIceCreams",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ShopId = table.Column<int>(type: "int", nullable: false),
+                    IceCreamId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ShopIceCreams", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ShopIceCreams_IceCreams_IceCreamId",
+                        column: x => x.IceCreamId,
+                        principalTable: "IceCreams",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ShopIceCreams_Shops_ShopId",
+                        column: x => x.ShopId,
+                        principalTable: "Shops",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShopIceCreams_IceCreamId",
+                table: "ShopIceCreams",
+                column: "IceCreamId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShopIceCreams_ShopId",
+                table: "ShopIceCreams",
+                column: "ShopId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "ShopIceCreams");
+
+            migrationBuilder.DropTable(
+                name: "Shops");
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/IceCreamShopDatabaseModelSnapshot.cs

@@ -0,0 +1,247 @@
+// <auto-generated />
+using System;
+using IceCreamShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(IceCreamShopDatabase))]
+    partial class IceCreamShopDatabaseModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.16")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IceCreamName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("IceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", 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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("DateOpening")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("IceCreamsMaximum")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ShopName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.ShopIceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopIceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("IceCreamComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Components")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Orders")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.ShopIceCream", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("ShopIceCreams")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("IceCreams")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("IceCream");
+
+                    b.Navigation("Shop");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+
+                    b.Navigation("ShopIceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("IceCreams");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/Component.cs

@@ -0,0 +1,63 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+
+        [Required]
+        public string ComponentName { get; private set; } = string.Empty;
+
+        [Required]
+        public double Cost { get; set; }
+
+        [ForeignKey("ComponentId")]
+        public virtual List<IceCreamComponent> IceCreamComponents { get; set; } = new();
+
+        public static Component? Create(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+
+        public static Component Create(ComponentViewModel model)
+        {
+            return new Component
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+
+        public void Update(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/IceCream.cs

@@ -0,0 +1,102 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class IceCream : IIceCreamModel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public string IceCreamName { get; set; } = string.Empty;
+
+        [Required]
+        public double Price { get; set; }
+
+        private Dictionary<int, (IComponentModel, int)>? _iceCreamComponents = null;
+
+        [NotMapped]
+        public Dictionary<int, (IComponentModel, int)> IceCreamComponents
+        {
+            get
+            {
+                if (_iceCreamComponents == null)
+                {
+                    _iceCreamComponents = Components
+                            .ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
+                }
+                return _iceCreamComponents;
+            }
+        }
+
+        [ForeignKey("IceCreamId")]
+        public virtual List<IceCreamComponent> Components { get; set; } = new();
+
+        [ForeignKey("IceCreamId")]
+        public virtual List<Order> Orders { get; set; } = new();
+
+        [ForeignKey("IceCreamId")]
+        public virtual List<ShopIceCream> ShopIceCreams { get; set; } = new();
+
+        public static IceCream Create(IceCreamShopDatabase context, IceCreamBindingModel model)
+        {
+            return new IceCream()
+            {
+                Id = model.Id,
+                IceCreamName = model.IceCreamName,
+                Price = model.Price,
+                Components = model.IceCreamComponents.Select(x => new IceCreamComponent
+                {
+                    Component = context.Components.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+
+        public void Update(IceCreamBindingModel model)
+        {
+            IceCreamName = model.IceCreamName;
+            Price = model.Price;
+        }
+
+        public IceCreamViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IceCreamName = IceCreamName,
+            Price = Price,
+            IceCreamComponents = IceCreamComponents
+        };
+
+        public void UpdateComponents(IceCreamShopDatabase context, IceCreamBindingModel model)
+        {
+            var iceCreamComponents = context.IceCreamComponents.Where(rec => rec.IceCreamId == model.Id).ToList();
+            if (iceCreamComponents != null && iceCreamComponents.Count > 0)
+            {   // удалили те, которых нет в модели
+                context.IceCreamComponents.RemoveRange(iceCreamComponents.Where(rec => !model.IceCreamComponents.ContainsKey(rec.ComponentId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateComponent in iceCreamComponents)
+                {
+                    updateComponent.Count = model.IceCreamComponents[updateComponent.ComponentId].Item2;
+                    model.IceCreamComponents.Remove(updateComponent.ComponentId);
+                }
+                context.SaveChanges();
+            }
+            var iceCream = context.IceCreams.First(x => x.Id == Id);
+            foreach (var ic in model.IceCreamComponents)
+            {
+                context.IceCreamComponents.Add(new IceCreamComponent
+                {
+                    IceCream = iceCream,
+                    Component = context.Components.First(x => x.Id == ic.Key),
+                    Count = ic.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _iceCreamComponents = null;
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/IceCreamComponent.cs

@@ -0,0 +1,22 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class IceCreamComponent
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int IceCreamId { get; set; }
+
+        [Required]
+        public int ComponentId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual Component Component { get; set; } = new();
+
+        public virtual IceCream IceCream { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/Order.cs

@@ -0,0 +1,72 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Enums;
+using IceCreamShopDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int IceCreamId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        [Required]
+        public double Sum { get; set; }
+
+        [Required]
+        public OrderStatus Status { get; set; }
+
+        [Required]
+        public DateTime DateCreate { get; set; }
+
+        public DateTime? DateImplement { get; set; }
+
+        public virtual IceCream IceCream { get; set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                IceCreamId = model.IceCreamId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IceCreamId = IceCreamId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement,
+            IceCreamName = IceCream.IceCreamName
+        };
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/Shop.cs

@@ -0,0 +1,110 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public string ShopName { get; set; } = string.Empty;
+
+        [Required]
+        public string Address { get; set; } = string.Empty;
+
+        [Required]
+        public DateTime DateOpening { get; set; }
+
+        [Required]
+        public int IceCreamsMaximum { get; set; }
+
+        private Dictionary<int, (IIceCreamModel, int)>? _shopIceCreams = null;
+
+        [NotMapped]
+        public Dictionary<int, (IIceCreamModel, int)> ShopIceCreams
+        {
+            get
+            {
+                if (_shopIceCreams == null)
+                {
+                    _shopIceCreams = IceCreams
+                            .ToDictionary(x => x.IceCreamId, x => (x.IceCream as IIceCreamModel, x.Count));
+                }
+                return _shopIceCreams;
+            }
+        }
+
+        [ForeignKey("ShopId")]
+        public virtual List<ShopIceCream> IceCreams { get; set; } = new();
+
+        public static Shop Create(IceCreamShopDatabase context, ShopBindingModel model)
+        {
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                Address = model.Address,
+                DateOpening = model.DateOpening,
+                IceCreamsMaximum = model.IceCreamsMaximum,
+                IceCreams = model.ShopIceCreams.Select(x => new ShopIceCream
+                {
+                    IceCream = context.IceCreams.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+
+        public void Update(ShopBindingModel model)
+        {
+            ShopName = model.ShopName;
+            Address = model.Address;
+            DateOpening = model.DateOpening;
+            IceCreamsMaximum = model.IceCreamsMaximum;
+        }
+
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            Address = Address,
+            DateOpening = DateOpening,
+            IceCreamsMaximum = IceCreamsMaximum,
+            ShopIceCreams = ShopIceCreams
+        };
+
+        public void UpdateIceCreams(IceCreamShopDatabase context, ShopBindingModel model)
+        {
+            var shopIceCreams = context.ShopIceCreams.Where(rec => rec.ShopId == model.Id).ToList();
+            if (shopIceCreams != null && shopIceCreams.Count > 0)
+            {
+                context.ShopIceCreams.RemoveRange(shopIceCreams.Where(rec => !model.ShopIceCreams.ContainsKey(rec.IceCreamId)));
+                context.SaveChanges();
+                foreach (var updateIceCream in shopIceCreams)
+                {
+                    if (model.ShopIceCreams.ContainsKey(updateIceCream.IceCreamId))
+                    {
+                        updateIceCream.Count = model.ShopIceCreams[updateIceCream.IceCreamId].Item2;
+                        model.ShopIceCreams.Remove(updateIceCream.IceCreamId);
+                    }
+                }
+                context.SaveChanges();
+            }
+            var shop = context.Shops.First(x => x.Id == Id);
+            foreach (var ic in model.ShopIceCreams)
+            {
+                context.ShopIceCreams.Add(new ShopIceCream
+                {
+                    Shop = shop,
+                    IceCream = context.IceCreams.First(x => x.Id == ic.Key),
+                    Count = ic.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _shopIceCreams = null;
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/ShopIceCream.cs

@@ -0,0 +1,22 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class ShopIceCream
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int ShopId { get; set; }
+
+        [Required]
+        public int IceCreamId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual IceCream IceCream { get; set; } = new();
+
+        public virtual Shop Shop { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopFileImplement/DataFileSingleton.cs

@@ -0,0 +1,68 @@
+using IceCreamShopFileImplement.Models;
+using System.Xml.Linq;
+
+namespace IceCreamShopFileImplement
+{
+    internal class DataFileSingleton
+    {
+        private static DataFileSingleton? instance;
+
+        private readonly string ComponentFileName = "Component.xml";
+
+        private readonly string OrderFileName = "Order.xml";
+
+        private readonly string IceCreamFileName = "IceCream.xml";
+
+        private readonly string ShopFileName = "Shop.xml";
+
+        public List<Component> Components { get; private set; }
+
+        public List<Order> Orders { get; private set; }
+
+        public List<IceCream> IceCreams { get; private set; }
+
+        public List<Shop> Shops { get; private set; }
+
+        public static DataFileSingleton GetInstance()
+        {
+            if (instance == null)
+            {
+                instance = new DataFileSingleton();
+            }
+            return instance;
+        }
+
+        public void SaveComponents() => SaveData(Components, ComponentFileName, "Components", x => x.GetXElement);
+
+        public void SaveIceCreams() => SaveData(IceCreams, IceCreamFileName, "IceCreams", x => x.GetXElement);
+
+        public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
+
+        public void SaveShops() => SaveData(Shops, ShopFileName, "Shops", x => x.GetXElement);
+
+        private DataFileSingleton()
+        {
+            Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
+            IceCreams = LoadData(IceCreamFileName, "IceCream", x => IceCream.Create(x)!)!;
+            Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
+            Shops = LoadData(ShopFileName, "Shop", x => Shop.Create(x)!)!;
+        }
+
+        private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
+        {
+            if (File.Exists(filename))
+            {
+                return XDocument.Load(filename)?.Root?.Elements(xmlNodeName)?.Select(selectFunction)?.ToList();
+            }
+            return new List<T>();
+        }
+
+        private static void SaveData<T>(List<T> data, string filename, string xmlNodeName, Func<T, XElement> selectFunction)
+        {
+            if (data != null)
+            {
+                new XDocument(new XElement(xmlNodeName, data.Select(selectFunction).ToArray())).Save(filename);
+            }
+        }
+    }
+}

IceCreamShop/IceCreamShopFileImplement/IceCreamShopFileImplement.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\IceCreamShopContracts\IceCreamShopContracts.csproj" />
+    <ProjectReference Include="..\IceCreamShopDataModels\IceCreamShopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

IceCreamShop/IceCreamShopFileImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,86 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopFileImplement.Models;
+
+namespace IceCreamShopFileImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public ComponentStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<ComponentViewModel> GetFullList()
+        {
+            return source.Components
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return new();
+            }
+            return source.Components
+                    .Where(x => x.ComponentName.Contains(model.ComponentName))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Components
+                    .FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) ||
+                                        (model.Id.HasValue && x.Id == model.Id))
+                    ?.GetViewModel;
+        }
+
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            model.Id = source.Components.Count > 0 ? source.Components.Max(x => x.Id) + 1 : 1;
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            source.Components.Add(newComponent);
+            source.SaveComponents();
+            return newComponent.GetViewModel;
+        }
+
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            var component = source.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (component == null)
+            {
+                return null;
+            }
+            component.Update(model);
+            source.SaveComponents();
+            return component.GetViewModel;
+        }
+
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            var element = source.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Components.Remove(element);
+                source.SaveComponents();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Implements/IceCreamStorage.cs

@@ -0,0 +1,86 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopFileImplement.Models;
+
+namespace IceCreamShopFileImplement.Implements
+{
+    public class IceCreamStorage : IIceCreamStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public IceCreamStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<IceCreamViewModel> GetFullList()
+        {
+            return source.IceCreams
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<IceCreamViewModel> GetFilteredList(IceCreamSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IceCreamName))
+            {
+                return new();
+            }
+            return source.IceCreams
+                    .Where(x => x.IceCreamName.Contains(model.IceCreamName))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public IceCreamViewModel? GetElement(IceCreamSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IceCreamName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.IceCreams
+                    .FirstOrDefault(x => (!string.IsNullOrEmpty(model.IceCreamName) && x.IceCreamName == model.IceCreamName) ||
+                                        (model.Id.HasValue && x.Id == model.Id))
+                    ?.GetViewModel;
+        }
+
+        public IceCreamViewModel? Insert(IceCreamBindingModel model)
+        {
+            model.Id = source.IceCreams.Count > 0 ? source.IceCreams.Max(x => x.Id) + 1 : 1;
+            var newIceCream = IceCream.Create(model);
+            if (newIceCream == null)
+            {
+                return null;
+            }
+            source.IceCreams.Add(newIceCream);
+            source.SaveIceCreams();
+            return newIceCream.GetViewModel;
+        }
+
+        public IceCreamViewModel? Update(IceCreamBindingModel model)
+        {
+            var iceCream = source.IceCreams.FirstOrDefault(x => x.Id == model.Id);
+            if (iceCream == null)
+            {
+                return null;
+            }
+            iceCream.Update(model);
+            source.SaveIceCreams();
+            return iceCream.GetViewModel;
+        }
+
+        public IceCreamViewModel? Delete(IceCreamBindingModel model)
+        {
+            var element = source.IceCreams.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.IceCreams.Remove(element);
+                source.SaveIceCreams();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Implements/OrderStorage.cs

@@ -0,0 +1,105 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopFileImplement.Models;
+
+namespace IceCreamShopFileImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            return source.Orders
+                    .Select(x => AddIceCreamName(x.GetViewModel))
+                    .ToList();
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue && !model.DateFrom.HasValue)
+            {
+                return new();
+            }
+            if (model.DateFrom.HasValue)
+            {
+                return source.Orders
+                              .Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo)
+                              .Select(x => AddIceCreamName(x.GetViewModel))
+                              .ToList();
+            }
+            return source.Orders
+                    .Where(x => x.Id == model.Id)
+                    .Select(x => AddIceCreamName(x.GetViewModel))
+                    .ToList();
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            return AddIceCreamName(order.GetViewModel);
+        }
+
+        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 AddIceCreamName(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 AddIceCreamName(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 AddIceCreamName(element.GetViewModel);
+            }
+            return null;
+        }
+
+        private OrderViewModel AddIceCreamName(OrderViewModel model)
+        {
+            var selectedIceCream = source.IceCreams.FirstOrDefault(x => x.Id == model.IceCreamId);
+            if (selectedIceCream != null)
+            {
+                model.IceCreamName = selectedIceCream.IceCreamName;
+            }
+            return model;
+        }
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Implements/ShopStorage.cs

@@ -0,0 +1,133 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using IceCreamShopFileImplement.Models;
+using System.Collections.Generic;
+
+namespace IceCreamShopFileImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public ShopStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<ShopViewModel> GetFullList()
+        {
+            return source.Shops
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return new();
+            }
+            return source.Shops
+                    .Where(x => x.ShopName.Contains(model.ShopName))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Shops
+                    .FirstOrDefault(x => (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
+                                        (model.Id.HasValue && x.Id == model.Id))
+                    ?.GetViewModel;
+        }
+
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            model.Id = source.Shops.Count > 0 ? source.Shops.Max(x => x.Id) + 1 : 1;
+            var newShop = Shop.Create(model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            source.Shops.Add(newShop);
+            source.SaveShops();
+            return newShop.GetViewModel;
+        }
+
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            var shop = source.Shops.FirstOrDefault(x => x.Id == model.Id);
+            if (shop == null)
+            {
+                return null;
+            }
+            shop.Update(model);
+            source.SaveShops();
+            return shop.GetViewModel;
+        }
+
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            var element = source.Shops.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Shops.Remove(element);
+                source.SaveShops();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+        public bool MakeSale(IIceCreamModel model, int count)
+        {
+            var iceCream = source.IceCreams.FirstOrDefault(x => x.Id == model.Id);
+            int countInShops = source.Shops.SelectMany(x => x.ShopIceCreams).Sum(y => y.Key == model.Id ? y.Value.Item2 : 0);
+
+            if (iceCream == null || countInShops < count)
+            {
+                return false;
+            }
+
+            foreach (var shop in source.Shops)
+            {
+                var shopIceCreams = shop.ShopIceCreams.Where(x => x.Key == model.Id);
+                if (shopIceCreams.Any())
+                {
+                    var shopIceCream = shopIceCreams.First();
+                    int min = Math.Min(shopIceCream.Value.Item2, count);
+                    if (min == shopIceCream.Value.Item2) 
+                    {
+                        shop.ShopIceCreams.Remove(shopIceCream.Key);
+                    } 
+                    else
+                    {
+                        shop.ShopIceCreams[shopIceCream.Key] = (shopIceCream.Value.Item1, shopIceCream.Value.Item2 - min);
+                    }
+                    shop.Update(new ShopBindingModel
+                    {
+                        Id = shop.Id,
+                        ShopName = shop.ShopName,
+                        Address = shop.Address,
+                        DateOpening = shop.DateOpening,
+                        ShopIceCreams = shop.ShopIceCreams,
+                        IceCreamsMaximum = shop.IceCreamsMaximum
+                    });
+                    count -= min;
+                    if (count <= 0)
+                    {
+                        break;
+                    }
+                }
+            }
+            source.SaveShops();
+            return true;
+        }
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Models/Component.cs

@@ -0,0 +1,66 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using System.Xml.Linq;
+
+namespace IceCreamShopFileImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+
+        public string ComponentName { get; private set; } = string.Empty;
+
+        public double Cost { get; set; }
+
+        public static Component? Create(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+
+        public static Component? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ComponentName = element.Element("ComponentName")!.Value,
+                Cost = Convert.ToDouble(element.Element("Cost")!.Value)
+            };
+        }
+
+        public void Update(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+
+        public XElement GetXElement => new("Component",
+                        new XAttribute("Id", Id),
+                        new XElement("ComponentName", ComponentName),
+                        new XElement("Cost", Cost.ToString()));
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Models/IceCream.cs

@@ -0,0 +1,94 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using System.Xml.Linq;
+
+namespace IceCreamShopFileImplement.Models
+{
+    public class IceCream : IIceCreamModel
+    {
+        public int Id { get; private set; }
+
+        public string IceCreamName { get; private set; } = string.Empty;
+
+        public double Price { get; private set; }
+
+        public Dictionary<int, int> Components { get; private set; } = new();
+
+        private Dictionary<int, (IComponentModel, int)>? _iceCreamComponents = null;
+
+        public Dictionary<int, (IComponentModel, int)> IceCreamComponents
+        {
+            get
+            {
+                if (_iceCreamComponents == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _iceCreamComponents = Components.ToDictionary(x => x.Key, 
+                        y => ((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!, y.Value));
+                }
+                return _iceCreamComponents;
+            }
+        }
+
+        public static IceCream? Create(IceCreamBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new IceCream()
+            {
+                Id = model.Id,
+                IceCreamName = model.IceCreamName,
+                Price = model.Price,
+                Components = model.IceCreamComponents.ToDictionary(x => x.Key, x => x.Value.Item2)
+            };
+        }
+
+        public static IceCream? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new IceCream()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                IceCreamName = element.Element("IceCreamName")!.Value,
+                Price = Convert.ToDouble(element.Element("Price")!.Value),
+                Components = element.Element("IceCreamComponents")!.Elements("IceCreamComponent")
+                                .ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value), x => Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+
+        public void Update(IceCreamBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            IceCreamName = model.IceCreamName;
+            Price = model.Price;
+            Components = model.IceCreamComponents.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _iceCreamComponents = null;
+        }
+
+        public IceCreamViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IceCreamName = IceCreamName,
+            Price = Price,
+            IceCreamComponents = IceCreamComponents
+        };
+
+        public XElement GetXElement => new("IceCream",
+                        new XAttribute("Id", Id),
+                        new XElement("IceCreamName", IceCreamName),
+                        new XElement("Price", Price.ToString()),
+                        new XElement("IceCreamComponents", 
+                            Components.Select(x => new XElement("IceCreamComponent",
+                                                                new XElement("Key", x.Key),
+                                                                new XElement("Value", x.Value))).ToArray()));
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Models/Order.cs

@@ -0,0 +1,93 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Enums;
+using IceCreamShopDataModels.Models;
+using System.Reflection;
+using System.Xml.Linq;
+
+namespace IceCreamShopFileImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+
+        public int IceCreamId { 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,
+                IceCreamId = model.IceCreamId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public static Order? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                IceCreamId = Convert.ToInt32(element.Element("IceCreamId")!.Value),
+                Count = Convert.ToInt32(element.Element("Count")!.Value),
+                Sum = Convert.ToDouble(element.Element("Sum")!.Value),
+                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)
+            };
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IceCreamId = IceCreamId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+
+        public XElement GetXElement => new("Order",
+                        new XAttribute("Id", Id),
+                        new XElement("IceCreamId", IceCreamId),
+                        new XElement("Count", Count.ToString()),
+                        new XElement("Sum", Sum.ToString()),
+                        new XElement("Status", Status.ToString()),
+                        new XElement("DateCreate", DateCreate.ToString()),
+                        new XElement("DateImplement", DateImplement.ToString()));
+    }
+}

IceCreamShop/IceCreamShopFileImplement/Models/Shop.cs

@@ -0,0 +1,108 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using System.Xml.Linq;
+
+namespace IceCreamShopFileImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; private set; }
+
+        public string ShopName { get; private set; } = string.Empty;
+
+        public string Address { get; private set; } = string.Empty;
+
+        public DateTime DateOpening { get; private set; }
+
+        public Dictionary<int, int> IceCreams { get; private set; } = new();
+
+        private Dictionary<int, (IIceCreamModel, int)>? _shopIceCreams = null;
+
+        public Dictionary<int, (IIceCreamModel, int)> ShopIceCreams
+        {
+            get
+            {
+                if (_shopIceCreams == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _shopIceCreams = IceCreams.ToDictionary(x => x.Key,
+                        y => ((source.IceCreams.FirstOrDefault(z => z.Id == y.Key) as IIceCreamModel)!, y.Value));
+                }
+                return _shopIceCreams;
+            }
+        }
+
+        public int IceCreamsMaximum { get; private set; }
+
+        public static Shop? Create(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                Address = model.Address,
+                DateOpening = model.DateOpening,
+                IceCreams = model.ShopIceCreams.ToDictionary(x => x.Key, x => x.Value.Item2),
+                IceCreamsMaximum = model.IceCreamsMaximum
+            };
+        }
+
+        public static Shop? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ShopName = element.Element("ShopName")!.Value,
+                Address = element.Element("Address")!.Value,
+                DateOpening = Convert.ToDateTime(element.Element("DateOpening")!.Value),
+                IceCreamsMaximum = Convert.ToInt32(element.Element("IceCreamsMaximum")!.Value),
+                IceCreams = element.Element("ShopIceCreams")!.Elements("ShopIceCream")
+                                .ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value), x => Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+
+        public void Update(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ShopName = model.ShopName;
+            Address = model.Address;
+            DateOpening = model.DateOpening;
+            IceCreamsMaximum =  model.IceCreamsMaximum;
+            IceCreams = model.ShopIceCreams.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _shopIceCreams = null;
+        }
+
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            Address = Address,
+            DateOpening = DateOpening,
+            ShopIceCreams = ShopIceCreams,
+            IceCreamsMaximum = IceCreamsMaximum
+        };
+
+        public XElement GetXElement => new("Shop",
+                        new XAttribute("Id", Id),
+                        new XElement("ShopName", ShopName),
+                        new XElement("Address", Address),
+                        new XElement("DateOpening", DateOpening.ToString()),
+                        new XElement("IceCreamsMaximum", IceCreamsMaximum.ToString()),
+                        new XElement("ShopIceCreams",
+                            IceCreams.Select(x => new XElement("ShopIceCream",
+                                                                new XElement("Key", x.Key),
+                                                                new XElement("Value", x.Value))).ToArray()));
+    }
+}

IceCreamShop/IceCreamShopListImplement/DataListSingleton.cs

@@ -0,0 +1,34 @@
+using IceCreamShopListImplement.Models;
+
+namespace IceCreamShopListImplement
+{
+    public class DataListSingleton
+    {
+        private static DataListSingleton? _instance;
+
+        public List<Component> Components { get; set; }
+
+        public List<Order> Orders { get; set; }
+
+        public List<IceCream> IceCreams { get; set; }
+
+        public List<Shop> Shops { get; set; }
+
+        private DataListSingleton()
+        {
+            Components = new List<Component>();
+            Orders = new List<Order>();
+            IceCreams = new List<IceCream>();
+            Shops = new List<Shop>();
+        }
+
+        public static DataListSingleton GetInstance()
+        {
+            if (_instance == null)
+            {
+                _instance = new DataListSingleton();
+            }
+            return _instance;
+        }
+    }
+}

IceCreamShop/IceCreamShopListImplement/IceCreamShopListImplement.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\IceCreamShopContracts\IceCreamShopContracts.csproj" />
+    <ProjectReference Include="..\IceCreamShopDataModels\IceCreamShopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

IceCreamShop/IceCreamShopListImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,109 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopListImplement.Models;
+
+namespace IceCreamShopListImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        private readonly DataListSingleton _source;
+
+        public ComponentStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+
+        public List<ComponentViewModel> GetFullList()
+        {
+            var result = new List<ComponentViewModel>();
+            foreach (var component in _source.Components)
+            {
+                result.Add(component.GetViewModel);
+            }
+            return result;
+        }
+
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
+        {
+            var result = new List<ComponentViewModel>();
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return result;
+            }
+            foreach (var component in _source.Components)
+            {
+                if (component.ComponentName.Contains(model.ComponentName))
+                {
+                    result.Add(component.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var component in _source.Components)
+            {
+                if ((!string.IsNullOrEmpty(model.ComponentName) &&
+               component.ComponentName == model.ComponentName) ||
+                (model.Id.HasValue && component.Id == model.Id))
+                {
+                    return component.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var component in _source.Components)
+            {
+                if (model.Id <= component.Id)
+                {
+                    model.Id = component.Id + 1;
+                }
+            }
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            _source.Components.Add(newComponent);
+            return newComponent.GetViewModel;
+        }
+
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            foreach (var component in _source.Components)
+            {
+                if (component.Id == model.Id)
+                {
+                    component.Update(model);
+                    return component.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            for (int i = 0; i < _source.Components.Count; ++i)
+            {
+                if (_source.Components[i].Id == model.Id)
+                {
+                    var element = _source.Components[i];
+                    _source.Components.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}

IceCreamShop/IceCreamShopListImplement/Implements/IceCreamStorage.cs

@@ -0,0 +1,109 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopListImplement.Models;
+
+namespace IceCreamShopListImplement.Implements
+{
+    public class IceCreamStorage : IIceCreamStorage
+    {
+        private readonly DataListSingleton _source;
+
+        public IceCreamStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+
+        public List<IceCreamViewModel> GetFullList()
+        {
+            var result = new List<IceCreamViewModel>();
+            foreach (var iceCream in _source.IceCreams)
+            {
+                result.Add(iceCream.GetViewModel);
+            }
+            return result;
+        }
+
+        public List<IceCreamViewModel> GetFilteredList(IceCreamSearchModel model)
+        {
+            var result = new List<IceCreamViewModel>();
+            if (string.IsNullOrEmpty(model.IceCreamName))
+            {
+                return result;
+            }
+            foreach (var iceCream in _source.IceCreams)
+            {
+                if (iceCream.IceCreamName.Contains(model.IceCreamName))
+                {
+                    result.Add(iceCream.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public IceCreamViewModel? GetElement(IceCreamSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IceCreamName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var iceCream in _source.IceCreams)
+            {
+                if ((!string.IsNullOrEmpty(model.IceCreamName) &&
+                iceCream.IceCreamName == model.IceCreamName) ||
+                (model.Id.HasValue && iceCream.Id == model.Id))
+                {
+                    return iceCream.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public IceCreamViewModel? Insert(IceCreamBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var iceCream in _source.IceCreams)
+            {
+                if (model.Id <= iceCream.Id)
+                {
+                    model.Id = iceCream.Id + 1;
+                }
+            }
+            var newIceCream = IceCream.Create(model);
+            if (newIceCream == null)
+            {
+                return null;
+            }
+            _source.IceCreams.Add(newIceCream);
+            return newIceCream.GetViewModel;
+        }
+
+        public IceCreamViewModel? Update(IceCreamBindingModel model)
+        {
+            foreach (var iceCream in _source.IceCreams)
+            {
+                if (iceCream.Id == model.Id)
+                {
+                    iceCream.Update(model);
+                    return iceCream.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public IceCreamViewModel? Delete(IceCreamBindingModel model)
+        {
+            for (int i = 0; i < _source.IceCreams.Count; ++i)
+            {
+                if (_source.IceCreams[i].Id == model.Id)
+                {
+                    var element = _source.IceCreams[i];
+                    _source.IceCreams.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}

IceCreamShop/IceCreamShopListImplement/Implements/OrderStorage.cs

@@ -0,0 +1,128 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopListImplement.Models;
+
+namespace IceCreamShopListImplement.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(AddIceCreamName(order.GetViewModel));
+            }
+            return result;
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            var result = new List<OrderViewModel>();
+            if (!model.Id.HasValue && !model.DateFrom.HasValue)
+            {
+                return result;
+            }
+            if (model.DateFrom.HasValue)
+            {
+                foreach (var order in _source.Orders)
+                {
+                    if (order.DateCreate >= model.DateFrom && order.DateCreate <= model.DateTo)
+                    {
+                        result.Add(AddIceCreamName(order.GetViewModel));
+                    }
+                }
+                return result;
+            }
+            foreach (var order in _source.Orders)
+            {
+                if (order.Id == model.Id)
+                {
+                    result.Add(AddIceCreamName(order.GetViewModel));
+                }
+            }
+            return result;
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var order in _source.Orders)
+            {
+                if (order.Id == model.Id)
+                {
+                    return AddIceCreamName(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 AddIceCreamName(newOrder.GetViewModel);
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            foreach (var order in _source.Orders)
+            {
+                if (order.Id == model.Id)
+                {
+                    order.Update(model);
+                    return AddIceCreamName(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 AddIceCreamName(element.GetViewModel);
+                }
+            }
+            return null;
+        }
+
+        private OrderViewModel AddIceCreamName(OrderViewModel model)
+        {
+            var selectedIceCream = _source.IceCreams.Find(iceCream => iceCream.Id == model.IceCreamId);
+            if (selectedIceCream != null)
+            {
+                model.IceCreamName = selectedIceCream.IceCreamName;
+            }
+            return model;
+        }
+    }
+}

IceCreamShop/IceCreamShopListImplement/Implements/ShopStorage.cs

@@ -0,0 +1,115 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using IceCreamShopListImplement.Models;
+
+namespace IceCreamShopListImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        private readonly DataListSingleton _source;
+
+        public ShopStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+
+        public List<ShopViewModel> GetFullList()
+        {
+            var result = new List<ShopViewModel>();
+            foreach (var shop in _source.Shops)
+            {
+                result.Add(shop.GetViewModel);
+            }
+            return result;
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            var result = new List<ShopViewModel>();
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return result;
+            }
+            foreach (var shop in _source.Shops)
+            {
+                if (shop.ShopName.Contains(model.ShopName))
+                {
+                    result.Add(shop.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var shop in _source.Shops)
+            {
+                if ((!string.IsNullOrEmpty(model.ShopName) &&
+                shop.ShopName == model.ShopName) ||
+                (model.Id.HasValue && shop.Id == model.Id))
+                {
+                    return shop.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var shop in _source.Shops)
+            {
+                if (model.Id <= shop.Id)
+                {
+                    model.Id = shop.Id + 1;
+                }
+            }
+            var newShop = Shop.Create(model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            _source.Shops.Add(newShop);
+            return newShop.GetViewModel;
+        }
+
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            foreach (var shop in _source.Shops)
+            {
+                if (shop.Id == model.Id)
+                {
+                    shop.Update(model);
+                    return shop.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            for (int i = 0; i < _source.Shops.Count; ++i)
+            {
+                if (_source.Shops[i].Id == model.Id)
+                {
+                    var element = _source.Shops[i];
+                    _source.Shops.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public bool MakeSale(IIceCreamModel model, int count)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

IceCreamShop/IceCreamShopListImplement/Models/Component.cs

@@ -0,0 +1,46 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopListImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+
+        public string ComponentName { get; private set; } = string.Empty;
+
+        public double Cost { get; set; }
+
+        public static Component? Create(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+
+        public void Update(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+    }
+}

IceCreamShop/IceCreamShopListImplement/Models/IceCream.cs

@@ -0,0 +1,55 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopListImplement.Models
+{
+    public class IceCream : IIceCreamModel
+    {
+        public int Id { get; private set; }
+
+        public string IceCreamName { get; private set; } = string.Empty;
+
+        public double Price { get; private set; }
+
+        public Dictionary<int, (IComponentModel, int)> IceCreamComponents
+        {
+            get;
+            private set;
+        } = new Dictionary<int, (IComponentModel, int)>();
+
+        public static IceCream? Create(IceCreamBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new IceCream()
+            {
+                Id = model.Id,
+                IceCreamName = model.IceCreamName,
+                Price = model.Price,
+                IceCreamComponents = model.IceCreamComponents
+            };
+        }
+
+        public void Update(IceCreamBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            IceCreamName = model.IceCreamName;
+            Price = model.Price;
+            IceCreamComponents = model.IceCreamComponents;
+        }
+
+        public IceCreamViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IceCreamName = IceCreamName,
+            Price = Price,
+            IceCreamComponents = IceCreamComponents
+        };
+    }
+}

IceCreamShop/IceCreamShopListImplement/Models/Order.cs

@@ -0,0 +1,63 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using IceCreamShopDataModels.Enums;
+
+namespace IceCreamShopListImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+
+        public int IceCreamId { 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,
+                IceCreamId = model.IceCreamId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IceCreamId = IceCreamId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+    }
+}

IceCreamShop/IceCreamShopListImplement/Models/Shop.cs

@@ -0,0 +1,65 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+
+namespace IceCreamShopListImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; private set; }
+
+        public string ShopName { get; private set; } = string.Empty;
+
+        public string Address { get; private set; } = string.Empty;
+
+        public DateTime DateOpening { get; private set; }
+
+        public Dictionary<int, (IIceCreamModel, int)> ShopIceCreams
+        {
+            get;
+            private set;
+        } = new Dictionary<int, (IIceCreamModel, int)>();
+
+        public int IceCreamsMaximum { get; private set; }
+
+        public static Shop? Create(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                Address = model.Address,
+                DateOpening = model.DateOpening,
+                ShopIceCreams = model.ShopIceCreams, 
+                IceCreamsMaximum = model.IceCreamsMaximum
+            };
+        }
+
+        public void Update(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ShopName = model.ShopName;
+            Address = model.Address;
+            DateOpening = model.DateOpening;
+            ShopIceCreams = model.ShopIceCreams;
+            IceCreamsMaximum = model.IceCreamsMaximum;
+        }
+
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            Address = Address,
+            DateOpening = DateOpening,
+            ShopIceCreams = ShopIceCreams,
+            IceCreamsMaximum = IceCreamsMaximum
+        };
+    }
+}

IceCreamShop/IceCreamShopView/Form1.Designer.cs

@@ -1,39 +0,0 @@
-namespace IceCreamShopView
-{
-    partial class Form1
-    {
-        /// <summary>
-        ///  Required designer variable.
-        /// </summary>
-        private System.ComponentModel.IContainer components = null;
-
-        /// <summary>
-        ///  Clean up any resources being used.
-        /// </summary>
-        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
-        protected override void Dispose(bool disposing)
-        {
-            if (disposing && (components != null))
-            {
-                components.Dispose();
-            }
-            base.Dispose(disposing);
-        }
-
-        #region Windows Form Designer generated code
-
-        /// <summary>
-        ///  Required method for Designer support - do not modify
-        ///  the contents of this method with the code editor.
-        /// </summary>
-        private void InitializeComponent()
-        {
-            this.components = new System.ComponentModel.Container();
-            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(800, 450);
-            this.Text = "Form1";
-        }
-
-        #endregion
-    }
-}

IceCreamShop/IceCreamShopView/Form1.cs

@@ -1,10 +0,0 @@
-namespace IceCreamShopView
-{
-    public partial class Form1 : Form
-    {
-        public Form1()
-        {
-            InitializeComponent();
-        }
-    }
-}

IceCreamShop/IceCreamShopView/FormComponent.Designer.cs

@@ -0,0 +1,123 @@
+namespace IceCreamShopView
+{
+    partial class FormComponent
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            labelName = new Label();
+            labelCost = new Label();
+            textBoxName = new TextBox();
+            textBoxCost = new TextBox();
+            buttonSave = new Button();
+            buttonCancel = new Button();
+            SuspendLayout();
+            // 
+            // labelName
+            // 
+            labelName.AutoSize = true;
+            labelName.Location = new Point(14, 10);
+            labelName.Name = "labelName";
+            labelName.Size = new Size(65, 15);
+            labelName.TabIndex = 0;
+            labelName.Text = "Название :";
+            // 
+            // labelCost
+            // 
+            labelCost.AutoSize = true;
+            labelCost.Location = new Point(14, 39);
+            labelCost.Name = "labelCost";
+            labelCost.Size = new Size(41, 15);
+            labelCost.TabIndex = 1;
+            labelCost.Text = "Цена :";
+            // 
+            // textBoxName
+            // 
+            textBoxName.Location = new Point(91, 7);
+            textBoxName.Margin = new Padding(4, 3, 4, 3);
+            textBoxName.Name = "textBoxName";
+            textBoxName.Size = new Size(252, 23);
+            textBoxName.TabIndex = 2;
+            // 
+            // textBoxCost
+            // 
+            textBoxCost.Location = new Point(91, 36);
+            textBoxCost.Margin = new Padding(4, 3, 4, 3);
+            textBoxCost.Name = "textBoxCost";
+            textBoxCost.Size = new Size(129, 23);
+            textBoxCost.TabIndex = 4;
+            // 
+            // buttonSave
+            // 
+            buttonSave.Location = new Point(162, 71);
+            buttonSave.Margin = new Padding(4, 3, 4, 3);
+            buttonSave.Name = "buttonSave";
+            buttonSave.Size = new Size(88, 27);
+            buttonSave.TabIndex = 5;
+            buttonSave.Text = "Сохранить";
+            buttonSave.UseVisualStyleBackColor = true;
+            buttonSave.Click += ButtonSave_Click;
+            // 
+            // buttonCancel
+            // 
+            buttonCancel.Location = new Point(260, 71);
+            buttonCancel.Margin = new Padding(4, 3, 4, 3);
+            buttonCancel.Name = "buttonCancel";
+            buttonCancel.Size = new Size(88, 27);
+            buttonCancel.TabIndex = 6;
+            buttonCancel.Text = "Отмена";
+            buttonCancel.UseVisualStyleBackColor = true;
+            buttonCancel.Click += ButtonCancel_Click;
+            // 
+            // FormComponent
+            // 
+            AutoScaleDimensions = new SizeF(7F, 15F);
+            AutoScaleMode = AutoScaleMode.Font;
+            ClientSize = new Size(364, 110);
+            Controls.Add(buttonCancel);
+            Controls.Add(buttonSave);
+            Controls.Add(textBoxCost);
+            Controls.Add(textBoxName);
+            Controls.Add(labelCost);
+            Controls.Add(labelName);
+            Name = "FormComponent";
+            StartPosition = FormStartPosition.CenterScreen;
+            Text = "Компонент";
+            Load += FormComponent_Load;
+            ResumeLayout(false);
+            PerformLayout();
+        }
+
+        #endregion
+
+        private Label labelName;
+        private Label labelCost;
+        private TextBox textBoxName;
+        private TextBox textBoxCost;
+        private Button buttonSave;
+        private Button buttonCancel;
+    }
+}

IceCreamShop/IceCreamShopView/FormComponent.cs

@@ -0,0 +1,85 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.BusinessLogicsContracts;
+using IceCreamShopContracts.SearchModels;
+using Microsoft.Extensions.Logging;
+
+namespace IceCreamShopView
+{
+    public partial class FormComponent : Form
+    {
+        private readonly ILogger _logger;
+
+        private readonly IComponentLogic _logic;
+
+        private int? _id;
+
+        public int Id { set { _id = value; } }
+
+        public FormComponent(ILogger<FormComponent> logger, IComponentLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void FormComponent_Load(object sender, EventArgs e)
+        {
+            if (_id.HasValue)
+            {
+                try
+                {
+                    _logger.LogInformation("Receiving component");
+                    var view = _logic.ReadElement(new ComponentSearchModel { Id = _id.Value });
+                    if (view != null)
+                    {
+                        textBoxName.Text = view.ComponentName;
+                        textBoxCost.Text = view.Cost.ToString();
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Component retrieval error");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+         
+        private void ButtonSave_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxName.Text))
+            {
+                MessageBox.Show("Заполните название", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Saving component");
+            try
+            {
+                var model = new ComponentBindingModel
+                {
+                    Id = _id ?? 0,
+                    ComponentName = textBoxName.Text,
+                    Cost = Convert.ToDouble(textBoxCost.Text)
+                };
+                var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Component saving error");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}