108 lines
3.9 KiB
C#
108 lines
3.9 KiB
C#
using Microsoft.Extensions.Logging;
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using ShipyardContracts.BindingModels;
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using ShipyardContracts.BusinessLogicsContracts;
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using ShipyardContracts.SearchModels;
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using ShipyardContracts.StoragesContracts;
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using ShipyardContracts.ViewModels;
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namespace ShipyardBusinessLogic.BusinessLogics
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{
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public class ShipLogic : IShipLogic
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{
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private readonly ILogger _logger;
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private readonly IShipStorage _shipStorage;
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public ShipLogic(ILogger<ShipLogic> logger, IShipStorage shipStorage)
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{
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_logger = logger;
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_shipStorage = shipStorage;
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}
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public List<ShipViewModel>? ReadList(ShipSearchModel? model)
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{
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_logger.LogInformation("ReadList. ShipName:{ShipName}. Id:{Id}", model?.ShipName, model?.Id);
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var list = model == null ? _shipStorage.GetFullList() : _shipStorage.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 ShipViewModel? ReadElement(ShipSearchModel 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. ShipName:{ShipName}. Id:{ Id}", model.ShipName, model.Id);
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var element = _shipStorage.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(ShipBindingModel model)
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{
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CheckModel(model);
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if (_shipStorage.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(ShipBindingModel model)
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{
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CheckModel(model);
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if (_shipStorage.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(ShipBindingModel 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 (_shipStorage.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(ShipBindingModel 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.ShipName))
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{
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throw new ArgumentNullException("Нет названия коробля",
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nameof(model.ShipName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена коробля должна быть больше 0", nameof(model.Price));
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}
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_logger.LogInformation("Ship. ShipName:{ShipName}. Price:{Price}. Id: {Id}", model.ShipName, model.Price, model.Id);
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var element = _shipStorage.GetElement(new ShipSearchModel
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{
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ShipName = model.ShipName
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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("Корабль с таким названием уже есть");
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}
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}
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}
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} |