Start implementing BusinessLogic

ComputerShopBusinessLogic/BusinessLogics/AssemblyLogic.cs

@@ -0,0 +1,117 @@
+using ComputerShopContracts.BindingModels;
+using ComputerShopContracts.BusinessLogicContracts;
+using ComputerShopContracts.SearchModels;
+using ComputerShopContracts.StorageContracts;
+using ComputerShopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace ComputerShopBusinessLogic.BusinessLogics
+{
+	public class AssemblyLogic : IAssemblyLogic
+	{
+		private readonly ILogger _logger;
+		private readonly IAssemblyStorage _assemblyStorage;
+
+		public AssemblyLogic(ILogger<AssemblyLogic> Logger, IAssemblyStorage AssemblyStorage)
+		{
+			_logger = Logger;
+			_assemblyStorage = AssemblyStorage;
+		}
+
+		public List<AssemblyViewModel>? ReadList(AssemblySearchModel? Model)
+		{
+			var List = (Model == null) ? _assemblyStorage.GetFullList() : _assemblyStorage.GetFilteredList(Model);
+
+			if (List == null)
+			{
+				_logger.LogWarning("ReadList return null list");
+				return null;
+			}
+
+			_logger.LogInformation("ReadList. Count: {Count}", List.Count);
+			return List;
+		}
+
+		public AssemblyViewModel? ReadElement(AssemblySearchModel Model)
+		{
+			if (Model == null)
+				throw new ArgumentNullException(nameof(Model));
+
+			var Element = _assemblyStorage.GetElement(Model);
+			if (Element == null)
+			{
+				_logger.LogWarning("ReadElement Assembly not found");
+				return null;
+			}
+
+			_logger.LogInformation("ReadElement Assembly found. Id: {Id}", Element.Id);
+			return Element;
+		}
+
+		public bool Create(AssemblyBindingModel Model)
+		{
+			CheckModel(Model);
+
+			if (_assemblyStorage.Insert(Model) == null)
+			{
+				_logger.LogWarning("Insert operation failed");
+				return false;
+			}
+
+			return true;
+		}
+
+		public bool Update(AssemblyBindingModel Model)
+		{
+			CheckModel(Model);
+
+			if (_assemblyStorage.Update(Model) == null)
+			{
+				_logger.LogWarning("Update operation failed");
+				return false;
+			}
+
+			return true;
+		}
+
+		public bool Delete(AssemblyBindingModel Model)
+		{
+			CheckModel(Model, false);
+			_logger.LogInformation("Delete. Id:{Id}", Model.Id);
+
+			if (_assemblyStorage.Delete(Model) is null)
+			{
+				_logger.LogWarning("Delete operation failed");
+				return false;
+			}
+
+			return true;
+		}
+
+		private void CheckModel(AssemblyBindingModel Model, bool WithParams = true)
+		{
+			if (Model == null)
+				throw new ArgumentNullException(nameof(Model));
+
+			if (!WithParams)
+				return;
+
+			if (string.IsNullOrEmpty(Model.AssemblyName))
+				throw new ArgumentException($"У сборки отсутствует название");
+
+			if (string.IsNullOrEmpty(Model.Category))
+				throw new ArgumentException($"У сборки отсутствует категория");
+
+			if (Model.Price <= 0)
+				throw new ArgumentException("Цена сборки должна быть больше 0", nameof(Model.Price));
+
+			var Element = _assemblyStorage.GetElement(new AssemblySearchModel
+			{
+				AssemblyName = Model.AssemblyName
+			});
+
+			if (Element != null && Element.Id != Model.Id)
+				throw new InvalidOperationException("Товар с таким названием уже есть");
+		}
+	}
+}

ComputerShopBusinessLogic/BusinessLogics/ComponentLogic.cs

@@ -12,7 +12,7 @@ namespace ComputerShopBusinessLogic.BusinessLogics
 		private readonly ILogger _logger;
 		private readonly IComponentStorage _componentStorage;
 
-		public ComponentLogic(ILogger Logger, IComponentStorage ComponentStorage)
+		public ComponentLogic(ILogger<ComponentLogic> Logger, IComponentStorage ComponentStorage)
 		{
 			_logger = Logger;
 			_componentStorage = ComponentStorage;

ComputerShopBusinessLogic/BusinessLogics/ProductLogic.cs

@@ -0,0 +1,117 @@
+using ComputerShopContracts.BindingModels;
+using ComputerShopContracts.BusinessLogicContracts;
+using ComputerShopContracts.SearchModels;
+using ComputerShopContracts.StorageContracts;
+using ComputerShopContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace ComputerShopBusinessLogic.BusinessLogics
+{
+	public class ProductLogic : IProductLogic
+	{
+		private readonly ILogger _logger;
+		private readonly IProductStorage _productStorage;
+
+		public ProductLogic(ILogger<ProductLogic> Logger, IProductStorage ProductStorage)
+		{
+			_logger = Logger;
+			_productStorage = ProductStorage;
+		}
+
+		public List<ProductViewModel>? ReadList(ProductSearchModel? Model)
+		{
+			var List = (Model == null) ? _productStorage.GetFullList() : _productStorage.GetFilteredList(Model);
+
+			if (List == null)
+			{
+				_logger.LogWarning("ReadList return null list");
+				return null;
+			}
+
+			_logger.LogInformation("ReadList. Count: {Count}", List.Count);
+			return List;
+		}
+
+		public ProductViewModel? ReadElement(ProductSearchModel Model)
+		{
+			if (Model == null)
+				throw new ArgumentNullException(nameof(Model));
+
+			var Element = _productStorage.GetElement(Model);
+			if (Element == null)
+			{
+				_logger.LogWarning("ReadElement Product not found");
+				return null;
+			}
+
+			_logger.LogInformation("ReadElement Product found. Id: {Id}", Element.Id);
+			return Element;
+		}
+
+		public bool Create(ProductBindingModel Model)
+		{
+			CheckModel(Model);
+
+			if (_productStorage.Insert(Model) == null)
+			{
+				_logger.LogWarning("Insert operation failed");
+				return false;
+			}
+
+			return true;
+		}
+
+		public bool Update(ProductBindingModel Model)
+		{
+			CheckModel(Model);
+
+			if (_productStorage.Update(Model) == null)
+			{
+				_logger.LogWarning("Update operation failed");
+				return false;
+			}
+
+			return true;
+		}
+
+		public bool Delete(ProductBindingModel Model)
+		{
+			CheckModel(Model, false);
+			_logger.LogInformation("Delete. Id:{Id}", Model.Id);
+
+			if (_productStorage.Delete(Model) is null)
+			{
+				_logger.LogWarning("Delete operation failed");
+				return false;
+			}
+
+			return true;
+		}
+
+		private void CheckModel(ProductBindingModel Model, bool WithParams = true)
+		{
+			if (Model == null)
+				throw new ArgumentNullException(nameof(Model));
+
+			if (!WithParams)
+				return;
+
+			if (string.IsNullOrEmpty(Model.ProductName))
+				throw new ArgumentException($"У товара отсутствует название");
+
+			if (Model.Price <= 0)
+				throw new ArgumentException("Цена товара должна быть больше 0", nameof(Model.Price));
+
+			if (Model.Warranty <= 0)
+				throw new ArgumentException("Гарантия на товар должна быть больше 0", nameof(Model.Warranty));
+
+			var Element = _productStorage.GetElement(new ProductSearchModel
+			{
+				ProductName = Model.ProductName
+			});
+
+			if (Element != null && Element.Id != Model.Id)
+				throw new InvalidOperationException("Товар с таким названием уже есть");
+		}
+	}
+}

ComputerShopContracts/BindingModels/AssemblyBindingModel.cs

@@ -10,7 +10,7 @@ namespace ComputerShopContracts.BindingModels
 
 		public string AssemblyName { get; set; } = string.Empty;
 
-		public double Cost { get; set; }
+		public double Price { get; set; }
 
 		public string Category { get; set; } = string.Empty;
 

ComputerShopContracts/BindingModels/ProductBindingModel.cs

@@ -12,7 +12,7 @@ namespace ComputerShopContracts.BindingModels
 
 		public string ProductName { get; set; } = string.Empty;
 
-		public double Cost { get; set; }
+		public double Price { get; set; }
 
 		public int Warranty { get; set; }
 

ComputerShopContracts/ViewModels/AssemblyViewModel.cs

@@ -13,7 +13,7 @@ namespace ComputerShopContracts.ViewModels
 		public string AssemblyName { get; set; } = string.Empty;
 
 		[DisplayName("Стоимость")]
-		public double Cost { get; set; }
+		public double Price { get; set; }
 
 		[DisplayName("Категория")]
 		public string Category { get; set; } = string.Empty;

ComputerShopContracts/ViewModels/ProductViewModel.cs

@@ -18,7 +18,7 @@ namespace ComputerShopContracts.ViewModels
 		public string ProductName { get; set; } = string.Empty;
 
 		[DisplayName("Стоимость")]
-		public double Cost { get; set; }
+		public double Price { get; set; }
 
 		[DisplayName("Гарантия (мес.)")]
 		public int Warranty { get; set; }

ComputerShopDataModels/Models/IAssemblyModel.cs

@@ -18,7 +18,7 @@
 		/// <summary>
 		/// Стоимость
 		/// </summary>
-		double Cost { get; }
+		double Price { get; }
 
 		/// <summary>
 		/// Категория

ComputerShopDataModels/Models/IProductModel.cs

@@ -18,7 +18,7 @@
 		/// <summary>
 		/// Стоимость товара
 		/// </summary>
-		double Cost { get; }
+		double Price { get; }
 
 		/// <summary>
 		/// Гарантия

ComputerShopDatabaseImplement/Models/Assembly.cs

@@ -17,7 +17,7 @@ namespace ComputerShopDatabaseImplement.Models
 		public string AssemblyName { get; private set; } = string.Empty;
 
 		[Required]
-		public double Cost { get; private set; }
+		public double Price { get; private set; }
 
 		[Required]
 		public string Category { get; private set; } = string.Empty;
@@ -54,7 +54,7 @@ namespace ComputerShopDatabaseImplement.Models
 				Id = Model.Id,
 				UserId = Model.UserId,
 				AssemblyName = Model.AssemblyName,
-				Cost = Model.Cost,
+				Price = Model.Price,
 				Category = Model.Category,
 				Components = Model.AssemblyComponents.Select(x => new AssemblyComponent
 				{
@@ -76,7 +76,7 @@ namespace ComputerShopDatabaseImplement.Models
 				Category = Model.Category;
 			}
 			
-			Cost = Model.Cost;
+			Price = Model.Price;
 		}
 
 		public AssemblyViewModel ViewModel => new()
@@ -84,7 +84,7 @@ namespace ComputerShopDatabaseImplement.Models
 			Id = Id,
 			UserId = UserId,
 			AssemblyName = AssemblyName,
-			Cost = Cost,
+			Price = Price,
 			Category = Category,
 			AssemblyComponents = AssemblyComponents,
 		};

ComputerShopDatabaseImplement/Models/Product.cs

@@ -21,7 +21,7 @@ namespace ComputerShopDatabaseImplement.Models
 		public string ProductName { get; set; } = string.Empty;
 
 		[Required]
-		public double Cost { get; set; }
+		public double Price { get; set; }
 
 		[Required]
 		public int Warranty { get; set; }
@@ -56,7 +56,7 @@ namespace ComputerShopDatabaseImplement.Models
 				UserId = Model.UserId,
 				ShipmentId = Model.ShipmentId,
 				ProductName = Model.ProductName,
-				Cost = Model.Cost,
+				Price = Model.Price,
 				Warranty = Model.Warranty,
 				Components = Model.ProductComponents.Select(x => new ProductComponent
 				{
@@ -74,7 +74,7 @@ namespace ComputerShopDatabaseImplement.Models
 			}
 
 			ShipmentId = Model.ShipmentId;
-			Cost = Model.Cost;
+			Price = Model.Price;
 			Warranty = Model.Warranty;
 		}
 
@@ -84,7 +84,7 @@ namespace ComputerShopDatabaseImplement.Models
 			UserId = UserId,
 			ShipmentId = ShipmentId,
 			ProviderName = Shipment?.ProviderName,
-			Cost = Cost,
+			Price = Price,
 			Warranty = Warranty,
 			ProductComponents = ProductComponents,
 		};

ComputerShopDatabaseImplement/Models/Request.cs

@@ -95,7 +95,7 @@ namespace ComputerShopDatabaseImplement.Models
 		{
 			var currentRequest = context.Requests.First(x => x.Id == Id);
 			//стоимость сборки, связанной с заявкой (или 0, если заявка не связана со сборкой)
-			double cost_of_assembly = (currentRequest.Assembly.Cost != null) ? currentRequest.Assembly.Cost : 0;
+			double cost_of_assembly = (currentRequest.Assembly.Price != null) ? currentRequest.Assembly.Price : 0;
 	
 			var requestOrders = context.RequestOrders.Where(x => x.RequestId == model.Id).ToList();
 
@@ -134,7 +134,7 @@ namespace ComputerShopDatabaseImplement.Models
 		public void ConnectAssembly(ComputerShopDatabase context, RequestBindingModel model)
 		{
 			//стоимость старой сборки (или 0, если её не было)
-			double cost_of_old_assembly = (Assembly.Cost != null) ? Assembly.Cost : 0;
+			double cost_of_old_assembly = (Assembly.Price != null) ? Assembly.Price : 0;
 
 			AssemblyId = model.AssemblyId;
 			Assembly = context.Assemblies.First(x => x.Id == model.AssemblyId);
@@ -145,7 +145,7 @@ namespace ComputerShopDatabaseImplement.Models
 				//вычитание из стоимости заказа старой сборки
 				connectedOrder.ChangeSum(-cost_of_old_assembly);
 				//прибавление стоимости новой сборки
-				connectedOrder.ChangeSum(Assembly.Cost);
+				connectedOrder.ChangeSum(Assembly.Price);
 				context.SaveChanges();
 			}
 		}