PIbd-22_Katysheva_N.E._Pizz.../Pizzeria/PizzeriaBusinessLogic/BusinessLogic/ProductLogic.cs

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C#
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2024-02-28 01:32:56 +04:00
using Microsoft.Extensions.Logging;
using PizzeriaContracts.BindingModels;
using PizzeriaContracts.BusinessLogicsContracts;
using PizzeriaContracts.SearchModels;
using PizzeriaContracts.StorageContracts;
using PizzeriaContracts.ViewModels;
namespace PizzeriaBusinessLogic.BusinessLogic
{
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)
{
_logger.LogInformation("ReadList. ProductName:{ProductName}.Id:{ Id}", model?.ProductName, model?.Id);
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));
}
_logger.LogInformation("ReadElement. ProductName:{ProductName}.Id:{ Id} ", model.ProductName, model.Id);
var element = _productStorage.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(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) == 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 ArgumentNullException("Нет названия продукта", nameof(model.ProductName));
}
if (model.Price <= 0)
{
throw new ArgumentNullException("Цена продукта должна быть больше 0", nameof(model.Price));
}
_logger.LogInformation("Product. ProductName:{ProductName}.Price:{ Price}. Id: { Id}", model.ProductName, model.Price, model.Id);
var element = _productStorage.GetElement(new ProductSearchModel { ProductName = model.ProductName });
if (element != null && element.Id != model.Id)
{
throw new InvalidOperationException("Продукт с таким названием уже есть");
}
}
}
}