PIbd-21_Balberova_D.N._Sush.../SushiBar/SushiBarBusinessLogic/BusinessLogics/IngredientLogic.cs
2023-01-31 15:23:18 +04:00

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using Microsoft.Extensions.Logging;
using SushiBarContracts.BindingModels;
using SushiBarContracts.BusinessLogicsContracts;
using SushiBarContracts.SearchModels;
using SushiBarContracts.StoragesContracts;
using SushiBarContracts.ViewModels;
namespace SushiBarBusinessLogic.BusinessLogics
{
public class IngredientLogic : IIngredientLogic
{
private readonly ILogger _logger;
private readonly IIngredientStorage _componentStorage;
public IngredientLogic(ILogger<IngredientLogic> logger, IIngredientStorage componentStorage)
{
_logger = logger;
_componentStorage = componentStorage;
}
public List<IngredientViewModel>? ReadList(IngredientSearchModel? model)
{
_logger.LogInformation("ReadList. IngredientName: {IngredientName}. Id: {Id}",
model?.IngredientName, 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 IngredientViewModel? ReadElement(IngredientSearchModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
_logger.LogInformation("ReadElement. IngredientName: {IngredientName}. Id: {Id}",
model.IngredientName, 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(IngredientBindingModel model)
{
CheckModel(model);
if (_componentStorage.Insert(model) == null)
{
_logger.LogWarning("Insert operation failed");
return false;
}
return true;
}
public bool Update(IngredientBindingModel model)
{
CheckModel(model);
if (_componentStorage.Update(model) == null)
{
_logger.LogWarning("Update operation failed");
return false;
}
return true;
}
public bool Delete(IngredientBindingModel 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(IngredientBindingModel model, bool withParams = true)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
if (!withParams)
{
return;
}
if (string.IsNullOrEmpty(model.IngredientName))
{
throw new ArgumentNullException("Нет названия ингредиента",
nameof(model.IngredientName));
}
if (model.Cost <= 0)
{
throw new ArgumentNullException("Цена ингредиента должна быть больше 0",
nameof(model.Cost));
}
_logger.LogInformation("Ingredient. IngredientName: {IngredientName}. Cost: {Cost}. Id: {Id}",
model.IngredientName, model.Cost, model.Id);
var element = _componentStorage.GetElement(new IngredientSearchModel
{
IngredientName = model.IngredientName
});
if (element != null && element.Id != model.Id)
{
throw new InvalidOperationException("Компонент с таким названием уже есть");
}
}
}
}