120 lines
4.2 KiB
C#
120 lines
4.2 KiB
C#
using ComputerShopContracts.BindingModels;
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using ComputerShopContracts.BusinessLogicContracts;
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using ComputerShopContracts.SearchModels;
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using ComputerShopContracts.StorageContracts;
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using ComputerShopContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace ComputerShopBusinessLogic.BusinessLogics
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{
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public class AssemblyLogic : IAssemblyLogic
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{
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private readonly ILogger _logger;
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private readonly IAssemblyStorage _assemblyStorage;
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public AssemblyLogic(ILogger<AssemblyLogic> logger, IAssemblyStorage assemblyStorage)
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{
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_logger = logger;
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_assemblyStorage = assemblyStorage;
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}
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public bool Create(AssemblyBindingModel model)
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{
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CheckModel(model);
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if (_assemblyStorage.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 Delete(AssemblyBindingModel 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 (_assemblyStorage.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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public AssemblyViewModel? ReadElement(AssemblySearchModel 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. AssemblyName:{AssemblyName}.Id:{ Id}", model.AssemblyName, model.Id);
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var element = _assemblyStorage.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 List<AssemblyViewModel>? ReadList(AssemblySearchModel? model)
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{
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_logger.LogInformation("ReadList. AssemblyName:{AssemblyName}.Id:{ Id}", model?.AssemblyName, model?.Id);
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var list = model == null ? _assemblyStorage.GetFullList() : _assemblyStorage.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 bool Update(AssemblyBindingModel model)
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{
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CheckModel(model);
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if (_assemblyStorage.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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private void CheckModel(AssemblyBindingModel 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.AssemblyName))
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{
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throw new ArgumentNullException("Нет названия сборки", nameof(model.AssemblyName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Стоимость сборки должна быть больше 0", nameof(model.Price));
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}
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_logger.LogInformation("Assembly. ComputerName:{AssemblyName}.Price:{ Price}. Id: { Id}", model.AssemblyName, model.Price, model.Id);
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var element = _assemblyStorage.GetElement(new AssemblySearchModel
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{
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AssemblyName = model.AssemblyName
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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("Сборка 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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