ComputerHardwareStore_YouAr.../ComputerHardwareStore/ComputerHardwareStoreBusinessLogic/BusinessLogic/BuildLogic.cs

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3.8 KiB
C#
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using ComputerHardwareStoreContracts.BindingModels;
using ComputerHardwareStoreContracts.BusinessLogicsContracts;
using ComputerHardwareStoreContracts.SearchModels;
using ComputerHardwareStoreContracts.StorageContracts;
using ComputerHardwareStoreContracts.ViewModels;
using Microsoft.Extensions.Logging;
namespace ComputerHardwareStoreBusinessLogic.BusinessLogic
{
public class BuildLogic : IBuildLogic
{
private readonly ILogger _logger;
private readonly IBuildStorage _buildStorage;
public BuildLogic(ILogger<BuildLogic> logger, IBuildStorage buildStorage)
{
_logger = logger;
_buildStorage = buildStorage;
}
public List<BuildViewModel>? ReadList(BuildSearchModel? model)
{
_logger.LogInformation("ReadList Build. Name:{Name}. Id:{ Id}", model?.Name, model?.Id);
var list = model == null ? _buildStorage.GetFullList() :
_buildStorage.GetFilteredList(model);
if (list == null)
{
_logger.LogWarning("ReadList Build return null list");
return null;
}
_logger.LogInformation("ReadList Build. Count:{Count}", list.Count);
return list;
}
public BuildViewModel? ReadElement(BuildSearchModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
_logger.LogInformation("ReadElement Build. Name:{Name}. Id:{ Id}", model.Name, model.Id);
var element = _buildStorage.GetElement(model);
if (element == null)
{
_logger.LogWarning("ReadElement Build element not found");
return null;
}
_logger.LogInformation("ReadElement Build find. Id:{Id}", element.Id);
return element;
}
public bool Create(BuildBindingModel model)
{
CheckModel(model);
if (_buildStorage.Insert(model) == null)
{
_logger.LogWarning("Insert Build operation failed");
return false;
}
return true;
}
public bool Update(BuildBindingModel model)
{
CheckModel(model);
if (_buildStorage.Update(model) == null)
{
_logger.LogWarning("Update Build operation failed");
return false;
}
return true;
}
public bool Delete(BuildBindingModel model)
{
CheckModel(model, false);
_logger.LogInformation("Delete. Id:{Id}", model.Id);
if (_buildStorage.Delete(model) == null)
{
_logger.LogWarning("Delete Build operation failed");
return false;
}
return true;
}
private void CheckModel(BuildBindingModel model, bool withParams = true)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
if (!withParams)
{
return;
}
if (string.IsNullOrEmpty(model.Name))
{
throw new ArgumentNullException("Нет названия сборки", nameof(model.Name));
}
if (model.Price <= 0)
{
throw new ArgumentNullException("Цена сборки должна быть больше 0", nameof(model.Price));
}
var element = _buildStorage.GetElement(new BuildSearchModel
{
Name = model.Name
});
if (element != null)
{
throw new InvalidOperationException("Сборка с таким названием уже есть");
}
}
}
}