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

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using Microsoft.Extensions.Logging;
using PizzeriaContracts.BindingModels;
using PizzeriaContracts.BusinessLogicsContracts;
using PizzeriaContracts.SearchModels;
using PizzeriaContracts.StorageContracts;
using PizzeriaContracts.ViewModels;
namespace PizzeriaBusinessLogic.BusinessLogic
{
public class ComponentLogic : IComponentLogic
{
private readonly ILogger _logger;
private readonly IComponentStorage _componentStorage;
public ComponentLogic(ILogger<ComponentLogic> logger, IComponentStorage componentStorage)
{
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_logger = logger;
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_componentStorage = componentStorage;
}
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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))
{
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throw new ArgumentNullException("Нет названия ингредиента", nameof(model.ComponentName));
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}
if (model.Cost <= 0)
{
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throw new ArgumentNullException("Цена ингредиента должна быть больше 0", nameof(model.Cost));
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}
_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)
{
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throw new InvalidOperationException("ингредиент с таким названием уже есть");
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}
}
}
}