116 lines
3.9 KiB
C#
116 lines
3.9 KiB
C#
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using Microsoft.Extensions.Logging;
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using TransportCompanyContracts.BindingModels;
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using TransportCompanyContracts.BusinessLogicsContracts;
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using TransportCompanyContracts.SearchModels;
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using TransportCompanyContracts.StoragesContracts;
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using TransportCompanyContracts.ViewModels;
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namespace TransportCompanyBusinessLogic.BusinessLogics
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{
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public class CargoLogic : ICargoLogic
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{
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private readonly ILogger _logger;
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private readonly ICargoStorage _cargoStorage;
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public CargoLogic(ILogger <CargoLogic> logger, ICargoStorage cargoStorage)
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{
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_logger = logger;
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_cargoStorage = cargoStorage;
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}
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public List<CargoViewModel>? ReadList(CargoSearchModel? model)
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{
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_logger.LogInformation("ReadList. CargoName:{CargoName}. Id:{Id}", model?.CargoName, model?.Id);
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var list = model == null ? _cargoStorage.GetFullList() : _cargoStorage.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 CargoViewModel? ReadElement(CargoSearchModel 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. CargoName:{CargoName}. Id:{Id}", model.CargoName, model.Id);
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var element = _cargoStorage.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(CargoBindingModel model)
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{
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CheckModel(model);
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if (_cargoStorage.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(CargoBindingModel model)
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{
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CheckModel(model);
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if (_cargoStorage.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(CargoBindingModel 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 (_cargoStorage.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(CargoBindingModel 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.CargoName))
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{
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throw new ArgumentNullException("Нет названия груза", nameof(model.CargoName));
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}
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if (model.Weight <= 0)
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{
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throw new ArgumentNullException("Вес груза должен быть больше 0", nameof(model.Weight));
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}
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_logger.LogInformation("Cargo. CargoName:{CargoName}. Weight:{Weight}. Id:{Id}", model.CargoName, model.Weight, model.Id);
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var element = _cargoStorage.GetElement(new CargoSearchModel
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{
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CargoName = model.CargoName
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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("Груз 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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