154 lines
4.6 KiB
C#
154 lines
4.6 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.Reflection;
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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 DishLogic : IDishLogic
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{
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private readonly ILogger _logger;
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private readonly IDishStorage _dishStorage;
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public DishLogic(ILogger<DishLogic> logger, IDishStorage dishStorage)
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{
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_logger = logger;
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_dishStorage = dishStorage;
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}
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public List<DishViewModel>? ReadList(DishSearchModel? model)
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{
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_logger.LogInformation("ReadList. DishName: {DishName}. Id: {Id}", model?.DishName, model?.Id);
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var list = model == null ? _dishStorage.GetFullList() : _dishStorage.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 DishViewModel? ReadElement(DishSearchModel 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. DishName: {DishName}. Id: {Id}", model.DishName, model.Id);
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var element = _dishStorage.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(DishBindingModel model)
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{
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CheckModel(model);
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if (_dishStorage.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(DishBindingModel model)
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{
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CheckModel(model);
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if (_dishStorage.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(DishBindingModel 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 (_dishStorage.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(DishBindingModel 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.DishName))
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{
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throw new ArgumentNullException("Нет названия блюда", nameof(model.DishName));
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}
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if (model.ManagerId <= 0)
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{
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throw new ArgumentNullException("id менеджера должен быть больше 0", nameof(model.ManagerId));
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}
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_logger.LogInformation("Dish. DishName: {DishName}. Price: {Price}. ManagerId: {ManagerId}. Id: {Id}", model.DishName, model.Price, model.ManagerId, model.Id);
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var element = _dishStorage.GetElement(new DishSearchModel { DishName = model.DishName });
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Блюдо с таким названием уже есть");
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}
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}
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public bool AddCooksToProduct(DishSearchModel model, ProductViewModel product, int count)
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{
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var dish = _dishStorage.GetElement(model);
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dish.DishProducts[product.Id] = (product, count);
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if (_dishStorage.Update(new()
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{
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Id = dish.Id,
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DishName = dish.DishName,
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ManagerId = dish.ManagerId,
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DishProducts = dish.DishProducts
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}) == 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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}
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}
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