119 lines
4.3 KiB
C#
119 lines
4.3 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using ConfectioneryContracts.BindingModels;
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using ConfectioneryContracts.BusinessLogicsContracts;
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using ConfectioneryContracts.SearchModels;
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using ConfectioneryContracts.StoragesContracts;
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using ConfectioneryContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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namespace ConfectioneryBusinessLogic.BusinessLogics
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{
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public class IngredientLogic : IIngredientLogic
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{
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private readonly ILogger _logger;
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private readonly IIngredientStorage _ingredientStorage;
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public IngredientLogic(ILogger<IngredientLogic> logger, IIngredientStorage ingredientStorage)
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{
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_logger = logger;
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_ingredientStorage = ingredientStorage;
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}
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public List<IngredientViewModel>? ReadList(IngredientSearchModel? model)
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{
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_logger.LogInformation("ReadList. IngredientName:{IngredientName}. Id:{Id}", model?.IngredientName, model?.Id);
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var list = model == null ? _ingredientStorage.GetFullList() : _ingredientStorage.GetFilteredList(model);
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if (list == null)
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{
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_logger.LogWarning("ReadList return null list");
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return null;
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}
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_logger.LogInformation("ReadList. Count:{Count}", list.Count);
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return list;
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}
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public IngredientViewModel? ReadElement(IngredientSearchModel model)
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{
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if (model == null)
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{
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throw new ArgumentNullException(nameof(model));
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}
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_logger.LogInformation("ReadElement. IngredientName:{IngredientName}. Id:{Id}", model.IngredientName, model.Id);
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var element = _ingredientStorage.GetElement(model);
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if (element == null)
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{
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_logger.LogWarning("ReadElement element not found");
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return null;
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}
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_logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
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return element;
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}
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public bool Create (IngredientBindingModel model)
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{
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CheckModel(model);
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if (_ingredientStorage.Insert(model) == null)
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{
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_logger.LogWarning("Insert operation failed");
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return false;
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}
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return true;
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}
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public bool Update(IngredientBindingModel model)
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{
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CheckModel(model);
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if (_ingredientStorage.Update(model) == null)
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{
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_logger.LogWarning("Update operation failed");
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return false;
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}
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return true;
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}
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public bool Delete(IngredientBindingModel model)
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{
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CheckModel(model, false);
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_logger.LogInformation("Delete. Id:{Id}", model.Id);
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if (_ingredientStorage.Delete(model) == null)
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{
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_logger.LogWarning("Delete operation failed");
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return false;
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}
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return true;
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}
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private void CheckModel(IngredientBindingModel model, bool withParams = true)
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{
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if (model == null)
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{
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throw new ArgumentNullException(nameof(model));
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}
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if (!withParams)
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{
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return;
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}
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if (string.IsNullOrEmpty(model.IngredientName))
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{
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throw new ArgumentNullException("Нет названия компонента", nameof(model.IngredientName));
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}
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if (model.Cost <= 0)
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{
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throw new ArgumentNullException("Цена ингредиента должна быть больше 0", nameof(model.Cost));
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}
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_logger.LogInformation("Ingredient. IngredietnName:{IngredientName}. Cost:{Cost}. Id:{Id}", model.IngredientName, model.Cost, model.Id);
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var element = _ingredientStorage.GetElement(new IngredientSearchModel
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{
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IngredientName = model.IngredientName
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});
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Ингредиент с таким названием уже есть");
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}
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}
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}
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}
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