94 lines
2.6 KiB
C#
94 lines
2.6 KiB
C#
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using AccountingWarehouseProductsContracts.BindingModels;
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using AccountingWarehouseProductsContracts.BusinessLogicsContracts;
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using AccountingWarehouseProductsContracts.SearchModels;
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using AccountingWarehouseProductsContracts.StoragesContracts;
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using AccountingWarehouseProductsContracts.ViewModels;
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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 AccountingWarehouseProductsBusinessLogic.BusinessLogic
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{
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public class ProductLogic : IProductLogic
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{
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private readonly IProductStorage _productStorage;
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public ProductLogic(IProductStorage buyerStorage)
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{
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_productStorage = buyerStorage;
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}
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public ProductViewModel? ReadElement(ProductSearchModel 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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var element = _productStorage.GetElement(model);
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if (element == null)
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{
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return null;
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}
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return element;
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}
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public List<ProductViewModel>? ReadList(ProductSearchModel? model)
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{
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var list = model == null ? _productStorage.GetFullList() : _productStorage.GetFilteredList(model);
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if (list == null)
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{
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return null;
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}
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return list;
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}
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public bool Create(ProductBindingModel model)
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{
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CheckModel(model);
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if (_productStorage.Insert(model) == null)
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{
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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(ProductBindingModel model)
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{
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CheckModel(model, false);
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if (_productStorage.Delete(model) == null)
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{
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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(ProductBindingModel model)
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{
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CheckModel(model);
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if (_productStorage.Update(model) == null)
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{
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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(ProductBindingModel 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.ProductName))
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{
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throw new ArgumentNullException("Нет названия", nameof(model.ProductName));
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}
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}
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}
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}
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