112 lines
3.9 KiB
C#
112 lines
3.9 KiB
C#
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using Microsoft.Extensions.Logging;
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using SewingDressesContracts.BindingModels;
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using SewingDressesContracts.BusinessLogicsContracts;
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using SewingDressesContracts.SearchModels;
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using SewingDressesContracts.StoragesContracts;
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using SewingDressesContracts.ViewModels;
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namespace SewingDressesBusinessLogic.BusinessLogic
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{
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public class DressLogic : IDressLogic
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{
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private readonly ILogger _logger;
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private readonly IDressStorage _dressStorage;
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public DressLogic(ILogger<DressLogic> logger, IDressStorage dressStorage)
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{
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_logger = logger;
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_dressStorage = dressStorage;
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}
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public List<DressViewModel>? ReadList(DressSearchModel? model)
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{
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_logger.LogInformation("ReadList. DressName:{DressName}. Id:{Id}", model?.DressName, model?.Id);
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var list = model == null ? _dressStorage.GetFullList() : _dressStorage.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 DressViewModel? ReadElement(DressSearchModel 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. DressName:{DressName}. Id: {Id}", model.DressName, model.Id);
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var element = _dressStorage.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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private void CheckModel(DressBindingModel 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.DressName))
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{
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throw new ArgumentNullException("Нет названия платья", nameof(model.DressComponents));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена платья должна быть больше 0", nameof(model.Price));
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}
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_logger.LogInformation("Dress. DressName:{DressName}. Price:{Price}. Id:{Id}", model.DressName, model.Price, model.Id);
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var element = _dressStorage.GetElement(new DressSearchModel
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{
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DressName = model.DressName
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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("Платье с таким названием уже есть");
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}
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}
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public bool Create(DressBindingModel model)
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{
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CheckModel(model);
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if (_dressStorage.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(DressBindingModel model)
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{
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CheckModel(model);
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if (_dressStorage.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(DressBindingModel 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 (_dressStorage.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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}
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}
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