131 lines
4.2 KiB
C#
131 lines
4.2 KiB
C#
using CanteenContracts.BindingModels;
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using CanteenContracts.BusinessLogicsContracts;
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using CanteenContracts.SearchModel;
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using CanteenContracts.StoragesContracts;
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using CanteenContracts.View;
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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 CanteenBusinessLogic.BusinessLogics
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{
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public class TablewareLogic : ITablewareLogic
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{
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private readonly ILogger _logger;
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private readonly ITablewareStorage _tablewareStorage;
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public TablewareLogic(ILogger<TablewareLogic> logger, ITablewareStorage tablewareStorage)
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{
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_logger = logger;
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_tablewareStorage = tablewareStorage;
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}
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public bool Create(TablewareBindingModel model)
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{
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CheckModel(model);
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if (_tablewareStorage.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(TablewareBindingModel 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 (_tablewareStorage.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 TablewareViewModel? ReadElement(TablewareSearchModel 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. TablewareName: {TablewareName}. Id: {Id}", model.TablewareName, model.Id);
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var element = _tablewareStorage.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<TablewareViewModel>? ReadList(TablewareSearchModel? model)
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{
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_logger.LogInformation("ReadList. TablewareName: {TablewareName}. Id: {Id}", model?.TablewareName, model?.Id);
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var list = model == null ? _tablewareStorage.GetFullList() : _tablewareStorage.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(TablewareBindingModel model)
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{
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CheckModel(model);
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if (_tablewareStorage.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(TablewareBindingModel 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.TablewareName))
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{
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throw new ArgumentNullException("Нет названия у прибора", nameof(model.TablewareName));
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}
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if (model.VisitorId <= 0)
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{
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throw new ArgumentNullException("id посетителя должен дыть больше 0", nameof(model.VisitorId));
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}
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_logger.LogInformation("Tableware. TablewareName: {TablewareName}. VisitorId: {VisitorId}. Id: {Id}", model.TablewareName, model.VisitorId, model.Position, model.Id);
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var element = _tablewareStorage.GetElement(new TablewareSearchModel { TablewareName = model.TablewareName });
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Такой прибор уже есть");
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}
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}
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}
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}
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