114 lines
4.4 KiB
C#
114 lines
4.4 KiB
C#
using Microsoft.Extensions.Logging;
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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 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 ConfectioneryBusinessLogic
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{
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public class PastryLogic : IPastryLogic
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{
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private readonly ILogger _logger;
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private readonly IPastryStorage _PastryStorage;
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public PastryLogic(ILogger<PastryLogic> logger, IPastryStorage PastryStorage)
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{
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_logger = logger;
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_PastryStorage = PastryStorage;
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}
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public List<PastryViewModel>? ReadList(PastrySearchModel? model)
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{
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_logger.LogInformation("ReadList. PastryName:{PastryName}.Id:{ Id}", model?.PastryName, model?.Id);
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var list = model == null ? _PastryStorage.GetFullList() : _PastryStorage.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 PastryViewModel? ReadElement(PastrySearchModel 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. PastryName:{PastryName}.Id:{ Id}", model.PastryName, model.Id);
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var element = _PastryStorage.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(PastryBindingModel model)
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{
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CheckModel(model);
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if (_PastryStorage.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(PastryBindingModel model)
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{
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CheckModel(model);
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if (_PastryStorage.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(PastryBindingModel 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 (_PastryStorage.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(PastryBindingModel 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.PastryName))
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{
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throw new ArgumentNullException("Нет названия кондитерского изделия", nameof(model.PastryName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена кондитерского изделия должна быть больше 0", nameof(model.Price));
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}
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if (model.PastryComponents == null || model.PastryComponents.Count == 0)
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{
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throw new ArgumentNullException("Перечень ингредиентов не может быть пустым", nameof(model.PastryComponents));
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}
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_logger.LogInformation("Pastry. PastryName:{PastryName}.Price:{Price}.Id: { Id}", model.PastryName, model.Price, model.Id);
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var element = _PastryStorage.GetElement(new PastrySearchModel{PastryName = model.PastryName});
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Кондитерское изделие 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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