// 更改單一商品總價錢
private void UpdateSubtotal(object sender, DataGridViewCellEventArgs e)
{
var senderGrid = (DataGridView)sender;
if (senderGrid.Columns[e.ColumnIndex].Name == NUMBER_COLUMN) // 增減數量
{
if (_shopListPresentationModel.OutOfStock(e.RowIndex, int.Parse(senderGrid.Rows[e.RowIndex].Cells[NUMBER_COLUMN_INDEX].Value.ToString()))) // 如果庫存不足
{
NotifyOutOfStockAndChangeToMaximumStock(e);
}
_orderDataGridView.Rows[e.RowIndex].Cells[SUBTOTAL_COLUMN_INDEX].Value = _shopListPresentationModel.GetSubtotal(int.Parse(_orderDataGridView.CurrentCell.Value.ToString()), e.RowIndex).ToString(FORMAT);
_totalPriceLabel.Text = this.GetTotalPrice().ToString(FORMAT);
}
}
public void GetSubtotalTest()
{
_ShopListPresentationModel.GetCurrentProduce("1", 0, "主機板");
_ShopListPresentationModel.AddItemToCart();
Assert.AreEqual(_ShopListPresentationModel.GetSubtotal(1, 0), 6990);
}