114 lines
3.9 KiB
C#
114 lines
3.9 KiB
C#
using Microsoft.Extensions.Logging;
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using SushiContracts.BindingModels;
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using SushiContracts.BusinessLogicsContracts;
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using SushiContracts.SearchModels;
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using SushiContracts.StoragesContracts;
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using SushiContracts.ViewModels;
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namespace SushiBusinessLogic
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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 _DishStorage;
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public SushiLogic(ILogger<SushiLogic> logger, ISushiStorage DishStorage)
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{
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_logger = logger;
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_DishStorage = DishStorage;
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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. DishName:{DishName}. Id:{ Id}", model?.SushiName, model?.Id);
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var list = model == null ? _DishStorage.GetFullList() :
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_DishStorage.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. DishName:{DishName}.Id:{ Id}", model.SushiName, model.Id);
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var element = _DishStorage.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 (_DishStorage.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 (_DishStorage.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 (_DishStorage.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 блюдаs",
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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 блюдa должна быть больше 0", nameof(model.Price));
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}
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_logger.LogInformation("Dish. Dish:{Dish}. Price:{ Price }. Id: { Id}", model.SushiName, model.Price, model.Id);
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var element = _DishStorage.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("Компонент 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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