117 lines
4.3 KiB
C#
117 lines
4.3 KiB
C#
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using Microsoft.Extensions.Logging;
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using SushiBarContracts.BindingModels;
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using SushiBarContracts.BusinessLogicsContracts;
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using SushiBarContracts.SearchModels;
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using SushiBarContracts.StoragesContracts;
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using SushiBarContracts.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 SushiBarBusinessLogic.BusinessLogics
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{
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public class SushiLogic : ISushiLogic
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{
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private readonly ILogger _logger;
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private readonly ISushiStorage _SushiStorage;
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public SushiLogic(ILogger<SushiLogic> logger, ISushiStorage SushiStorage)
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{
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_logger = logger;
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_SushiStorage = SushiStorage;
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}
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public List<SushiViewModel>? ReadList(SushiSearchModel? model)
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{
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_logger.LogInformation("ReadList. SushiName:{SushiName}.Id:{ Id}", model?.SushiName, model?.Id);
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var list = model == null ? _SushiStorage.GetFullList() : _SushiStorage.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 SushiViewModel? ReadElement(SushiSearchModel 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. SushiName:{SushiName}.Id:{ Id}", model.SushiName, model.Id);
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var element = _SushiStorage.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(SushiBindingModel model)
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{
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CheckModel(model);
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if (_SushiStorage.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(SushiBindingModel model)
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{
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CheckModel(model);
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if (_SushiStorage.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(SushiBindingModel 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 (_SushiStorage.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(SushiBindingModel 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.SushiName))
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{
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throw new ArgumentNullException("Нет названия суши", nameof(model.SushiName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена суши должна быть больше 0", nameof(model.Price));
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}
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if (model.SushiComponents == null || model.SushiComponents.Count == 0)
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{
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throw new ArgumentNullException("Перечень ингредиентов не может быть пустым", nameof(model.SushiComponents));
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}
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_logger.LogInformation("Sushi. SushiName:{SushiName}.Price:{Price}.Id: { Id}", model.SushiName, model.Price, model.Id);
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var element = _SushiStorage.GetElement(new SushiSearchModel
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{
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SushiName = model.SushiName
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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("Суши 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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