120 lines
4.3 KiB
C#
120 lines
4.3 KiB
C#
using SoftwareInstallationContracts.BindingModels;
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using SoftwareInstallationContracts.BusinessLogicsContracts;
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using SoftwareInstallationContracts.SearchModels;
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using SoftwareInstallationContracts.StoragesContracts;
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using SoftwareInstallationContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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namespace SoftwareInstallationBusinessLogic.BusinessLogics
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{
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public class PackageLogic : IPackageLogic
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{
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private readonly ILogger _logger;
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private readonly IPackageStorage _iceCreamStorage;
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public PackageLogic(ILogger<PackageLogic> logger, IPackageStorage iceCreamStorage)
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{
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_logger = logger;
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_iceCreamStorage = iceCreamStorage;
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}
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public List<PackageViewModel>? ReadList(PackageSearchModel? model)
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{
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_logger.LogInformation("ReadList. PackageName: {PackageName}. Id: {Id}", model?.PackageName, model?.Id);
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var list = model == null ? _iceCreamStorage.GetFullList() : _iceCreamStorage.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 PackageViewModel? ReadElement(PackageSearchModel 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. PackageName: {PackageName}. Id: {Id}", model.PackageName, model.Id);
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var element = _iceCreamStorage.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(PackageBindingModel model)
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{
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CheckModel(model);
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if (_iceCreamStorage.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(PackageBindingModel model)
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{
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CheckModel(model);
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if (_iceCreamStorage.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(PackageBindingModel 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 (_iceCreamStorage.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(PackageBindingModel 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.PackageName))
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{
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throw new ArgumentNullException("Нет названия мороженого", nameof(model.PackageName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена мороженого должна быть больше 0", nameof(model.Price));
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}
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if (model.PackageComponents == null || model.PackageComponents.Count == 0)
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{
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throw new ArgumentNullException("Мороженое должно состоять хотя бы из одного компонента");
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}
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_logger.LogInformation("Package. PackageName: {PackageName}. Price: {Price}. Id: {Id}", model.PackageName, model.Price, model.Id);
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var element = _iceCreamStorage.GetElement(new PackageSearchModel
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{
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PackageName = model.PackageName
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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("Мороженое 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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