private void btnUpdate_Click(object sender, RoutedEventArgs e)
{
try
{
context.SaveChanges();
MedicineDataGrid.ClearValue(ItemsControl.ItemsSourceProperty);
List <Medicine> medicines = context.Medicines.Include(med => med.Provider).Include(med1 => med1.Categories).ToList();
MedicineDataGrid.ItemsSource = medicines;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnDelete_Click(object sender, RoutedEventArgs e)
{
try
{
MyDbContext context = new MyDbContext();
MedicinesController medicinesController = new MedicinesController();
Medicine medicine = MedicineDataGrid.SelectedItem as Medicine;
if (MedicineDataGrid.SelectedItem != null)
{
context.Medicines.Attach(medicine);
medicinesController.RemoveMedicine(medicine);
MessageBox.Show("Препарат успешно удален.");
}
MedicineDataGrid.ClearValue(ItemsControl.ItemsSourceProperty);
List <Medicine> medicines = context.Medicines.Include(med => med.Provider).Include(med1 => med1.Categories).ToList();
MedicineDataGrid.ItemsSource = medicines;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnAdd_Click(object sender, RoutedEventArgs e)
{
try
{
MyDbContext context = new MyDbContext();
MedicinesController medicinesController = new MedicinesController();
if (double.TryParse(PriceMedicine.Text, out double price) == true && int.TryParse(AmmountMedicine.Text, out int ammount) == true &&
int.TryParse(NameMedicine.Text, out int medicineint) == false &&
int.TryParse(CategoriesMedicine.Text, out int categoryint) == false &&
int.TryParse(ProviderMedicine.Text, out int providerint) == false
)
{
double priceMed = double.Parse(PriceMedicine.Text);
int ammountMed = int.Parse(AmmountMedicine.Text);
Medicine medicine = new Medicine(NameMedicine.Text, CategoriesMedicine.Text, ProviderMedicine.Text, priceMed, ammountMed);
if (medicinesController.AddMedicine(medicine))
{
MessageBox.Show("Препарат успешно добавлен.");
MedicineDataGrid.ClearValue(ItemsControl.ItemsSourceProperty);
List <Medicine> medicines = context.Medicines.Include(med => med.Provider).Include(med1 => med1.Categories).ToList();
MedicineDataGrid.ItemsSource = medicines;
}
else
{
MessageBox.Show("Этот препарат уже существует или введенные данные имеют неверный формат.");
}
}
else
{
MessageBox.Show("Неверный формат данных");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}