ISEbd-21.Gordeev.I.V.SushiB.../SushiBar/SushiBarBusinessLogic/BusinessLogics/IngredientLogic.cs

112 lines
4.2 KiB
C#
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

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("Ингридиент с таким названием уже есть");
}
}
}
}