public AddDiscount()
{
InitializeComponent();
DataBaseClass.DataBase dataBase = new DataBaseClass.DataBase(DataBaseOption.dataBaseOption);
technicComboBox.ItemsSource = dataBase.OutputAllTechnic();
currentDiscountComboBox.ItemsSource = dataBase.OutputAllDiscount();
dataBase.OutputTableDiscount(discountDataGrid);
}
private void AddDiscountButton_Click(object sender, RoutedEventArgs e)
{
if (CheckFullDiscount())
{
DataBaseClass.DataBase dataBase = new DataBaseClass.DataBase(DataBaseOption.dataBaseOption);
if (dataBase.AddDiscount(technicComboBox.SelectedItem.ToString(), discountTextBox.Text))
{
Tuple <string, int> tuple = new Tuple <string, int>
(technicComboBox.SelectedItem.ToString(), Convert.ToInt32(discountTextBox.Text));
currentDiscountComboBox.SelectedIndex = -1;
discountDataGrid.Items.Clear();
currentDiscountComboBox.ItemsSource = null;
dataBase.OutputTableDiscount(discountDataGrid);
currentDiscountComboBox.ItemsSource = dataBase.OutputAllDiscount();
technicComboBox.SelectedIndex = -1;
discountTextBox.Text = "";
}
else
{
bool isMessageResultAgree = MessageBox.Show
("Скидка на этот товар существует. Изменить существующую скидку?", "Изменнение скидки",
MessageBoxButton.YesNo) == MessageBoxResult.Yes;
if (isMessageResultAgree)
{
dataBase.UpdateDiscount(technicComboBox.SelectedItem.ToString(), discountTextBox.Text);
discountDataGrid.Items.Clear();
dataBase.OutputTableDiscount(discountDataGrid);
}
technicComboBox.SelectedIndex = -1;
discountTextBox.Text = "";
}
}
}
private void DeleteDiscountButton_Click(object sender, RoutedEventArgs e)
{
if (CheckFullProductDelete())
{
DataBaseClass.DataBase dataBase = new DataBaseClass.DataBase(DataBaseOption.dataBaseOption);
dataBase.DeleteDiscount(currentDiscountComboBox.SelectedItem.ToString());
currentDiscountComboBox.SelectedIndex = -1;
discountDataGrid.Items.Clear();
currentDiscountComboBox.ItemsSource = null;
currentDiscountComboBox.ItemsSource = dataBase.OutputAllDiscount();
dataBase.OutputTableDiscount(discountDataGrid);
MessageBox.Show(" Удаление прошло успешно");
}
}
private void DeleteAllDiscountButton_Click(object sender, RoutedEventArgs e)
{
bool isMessageResultAgree = MessageBox.Show
(" Удалить всё?", "Подтверждение операции",
MessageBoxButton.YesNo) == MessageBoxResult.Yes;
if (isMessageResultAgree)
{
DataBaseClass.DataBase dataBase = new DataBaseClass.DataBase(DataBaseOption.dataBaseOption);
dataBase.DeleteDiscount();
currentDiscountComboBox.SelectedIndex = -1;
currentDiscountComboBox.ItemsSource = null;
discountDataGrid.Items.Clear();
currentDiscountComboBox.ItemsSource = dataBase.OutputAllDiscount();
dataBase.OutputTableDiscount(discountDataGrid);
MessageBox.Show(" Удаление прошло успешно");
}
}