121 lines
4.2 KiB
C#
121 lines
4.2 KiB
C#
using JewelryStoreContracts.BindingModels;
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using JewelryStoreContracts.BusinessLogicsContracts;
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using JewelryStoreContracts.SearchModels;
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using JewelryStoreContracts.StoragesContracts;
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using JewelryStoreContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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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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namespace JewelryStoreBusinessLogic.BusinessLogics
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{
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public class JewelLogic : IJewelLogic // TODO реализовать интерфейс идентично componentLogic
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{
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private readonly ILogger _logger;
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private readonly IJewelStorage _jewelStorage;
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public JewelLogic(ILogger<JewelLogic> logger, IJewelStorage jewelStorage)
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{
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_logger = logger;
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_jewelStorage= jewelStorage;
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}
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public bool Create(JewelBindingModel model)
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{
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CheckModel(model);
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if (_jewelStorage.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 Delete(JewelBindingModel 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 (_jewelStorage.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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public JewelViewModel? ReadElement(JewelSearchModel 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. JewelName:{JewelName}.Id:{ Id}", model.JewelName, model.Id);
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var element = _jewelStorage.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 List<JewelViewModel>? ReadList(JewelSearchModel? model)
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{
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_logger.LogInformation("ReadList. JewelName:{JeweltName}.Id:{ Id}", model?.JewelName, model?.Id);
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var list = model == null ? _jewelStorage.GetFullList() : _jewelStorage.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 bool Update(JewelBindingModel model)
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{
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CheckModel(model);
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if (_jewelStorage.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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private void CheckModel(JewelBindingModel model, bool withParams =
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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.JewelName))
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{
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throw new ArgumentNullException("Нет названия драгоценности",
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nameof(model.JewelName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена драгоценности должна быть больше 0", nameof(model.Price));
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}
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_logger.LogInformation("Jewel. JewelName:{JewelName}. Price:{ Price}. Id: { Id}", model.JewelName, model.Price, model.Id);
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var element = _jewelStorage.GetElement(new JewelSearchModel
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{
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JewelName = model.JewelName
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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("Драгоценность 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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