ISEbd_21_Kuklew_M.I._Softwa.../SoftwareInstallationBusinessLogic/BusinessLogics/PackageLogic.cs
Максим Куклев a415a05259 загрузил
2024-05-12 14:38:32 +04:00

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C#
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using SoftwareInstallationContracts.BindingModels;
using SoftwareInstallationContracts.BusinessLogicsContracts;
using SoftwareInstallationContracts.SearchModels;
using SoftwareInstallationContracts.StoragesContracts;
using SoftwareInstallationContracts.ViewModels;
using Microsoft.Extensions.Logging;
namespace SoftwareInstallationBusinessLogic.BusinessLogics
{
public class PackageLogic : IPackageLogic
{
private readonly ILogger _logger;
private readonly IPackageStorage _iceCreamStorage;
public PackageLogic(ILogger<PackageLogic> logger, IPackageStorage iceCreamStorage)
{
_logger = logger;
_iceCreamStorage = iceCreamStorage;
}
public List<PackageViewModel>? ReadList(PackageSearchModel? model)
{
_logger.LogInformation("ReadList. PackageName: {PackageName}. Id: {Id}", model?.PackageName, 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 PackageViewModel? ReadElement(PackageSearchModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
_logger.LogInformation("ReadElement. PackageName: {PackageName}. Id: {Id}", model.PackageName, 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(PackageBindingModel model)
{
CheckModel(model);
if (_iceCreamStorage.Insert(model) == null)
{
_logger.LogWarning("Insert operation failed");
return false;
}
return true;
}
public bool Update(PackageBindingModel model)
{
CheckModel(model);
if (_iceCreamStorage.Update(model) == null)
{
_logger.LogWarning("Update operation failed");
return false;
}
return true;
}
public bool Delete(PackageBindingModel 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(PackageBindingModel model, bool withParams = true)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
if (!withParams)
{
return;
}
if (string.IsNullOrEmpty(model.PackageName))
{
throw new ArgumentNullException("Нет названия мороженого", nameof(model.PackageName));
}
if (model.Price <= 0)
{
throw new ArgumentNullException("Цена мороженого должна быть больше 0", nameof(model.Price));
}
if (model.PackageComponents == null || model.PackageComponents.Count == 0)
{
throw new ArgumentNullException("Мороженое должно состоять хотя бы из одного компонента");
}
_logger.LogInformation("Package. PackageName: {PackageName}. Price: {Price}. Id: {Id}", model.PackageName, model.Price, model.Id);
var element = _iceCreamStorage.GetElement(new PackageSearchModel
{
PackageName = model.PackageName
});
if (element != null && element.Id != model.Id)
{
throw new InvalidOperationException("Мороженое с таким названием уже есть");
}
}
}
}