![](./scrs/11.jpg) ## EditProductWindow.xaml.cs ``` using Microsoft.Win32; using System; using System.Collections.Generic; using System.ComponentModel; using System.Globalization; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows; using System.Windows.Controls; using System.Windows.Data; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Shapes; using wpf_connection3.model; namespace wpf_connection3.Windows { public partial class EditProductWindow : Window, INotifyPropertyChanged { public int selectedProductIndex { get; set; } = -1; public List productTypeList { get; set; } public Product currentProduct { get; set; } public EditProductWindow(Product editProduct) { InitializeComponent(); DataContext = this; currentProduct = editProduct; root.Title = currentProduct.ID == 0 ? "Новый продукт" : "Редактирование продукта"; productTypeList = Globals.dataProvider.getProductTypes().ToList(); if (currentProduct.ID > 0) { selectedProductIndex = productTypeList.FindIndex(pt => pt.ID == currentProduct.ProductTypeID); } } public event PropertyChangedEventHandler PropertyChanged; private void Invalidate(string element) { if (PropertyChanged != null) PropertyChanged(this, new PropertyChangedEventArgs($"{element}")); } private void ChangeImageButton_Click(object sender, RoutedEventArgs e) { OpenFileDialog GetImageDialog = new OpenFileDialog(); GetImageDialog.Filter = "Файлы изображений: (*.png, *.jpg)|*.png;*.jpg"; GetImageDialog.InitialDirectory = Environment.CurrentDirectory; if (GetImageDialog.ShowDialog() == true) { currentProduct.Image = GetImageDialog.FileName.Substring(Environment.CurrentDirectory.Length); Invalidate(currentProduct.Image); } } private void SaveButton_Click(object sender, RoutedEventArgs e) { try { if (ProductTypeComboBox.SelectedIndex != null) { currentProduct.ProductTypeID = ((ProductType)ProductTypeComboBox.SelectedItem).ID; } else { throw new Exception("Не выбран тип продукта"); } decimal minCost = decimal.Parse(MinCostForAgentTextBox.Text, CultureInfo.InvariantCulture); int decIndex = minCost.ToString().IndexOf('.'); if (minCost > 0 && (decIndex == -1 || minCost.ToString().Length - decIndex <= 2)) { currentProduct.MinCostForAgent = minCost; } else { throw new Exception("Цена должна быть больше 0 с двумя знаками после точки"); } string newArticleNumber = ArticleNumberTextBox.Text; if (Globals.dataProvider.getArticleCheck(newArticleNumber, currentProduct.ID) == 0) { currentProduct.ArticleNumber = newArticleNumber; } else { throw new Exception("Данный артикул уже используется"); } currentProduct.Title = TitleTextBox.Text; currentProduct.ProductionPersonCount = Convert.ToInt32(ProductionPersonCountTextBox.Text); currentProduct.ProductionWorkshopNumber = Convert.ToInt32(ProductionWorkshopNumberTextBox.Text); currentProduct.Description = DescriptionTextBox.Text; Globals.dataProvider.saveProduct(currentProduct); DialogResult = true; } catch (FormatException) { MessageBox.Show("Используйте только цифры"); } catch (Exception ex) { MessageBox.Show(ex.Message); } } private void deleteButton_Click(object sender, RoutedEventArgs e) { try { var saleCount = Globals.dataProvider.saleCount(currentProduct.ID); if (saleCount > 0) throw new Exception("Нельзя удалять продукт с продажами"); Globals.dataProvider.removeProductMaterial(currentProduct.ID); Globals.dataProvider.removeProductCostHistory(currentProduct.ID); Globals.dataProvider.removeProduct(currentProduct.ID); DialogResult = true; MessageBox.Show("Продукт удален"); } catch (Exception ex) { MessageBox.Show(ex.Message); } } } } ``` #### EditProductWindow.xaml ```