private void dataGridViewMyCart_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "Detail" && e.RowIndex >= 0)
{
string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString();
if (!BookDataAccess.IsBookExisted(ISBN_Value))
{
MessageBox.Show("错误：图书不存在");
return;
}
var book = BookDataAccess.GetFullBookByISBN(ISBN_Value);
BookDetailForm bookDetailForm = new BookDetailForm();
SendBookInfoEvent += bookDetailForm.ShowBookDetail;
SendBookInfoEvent.Invoke(book);
bookDetailForm.ShowDialog();
}
else if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "Edit" && e.RowIndex >= 0)
{
string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString();
if (!BookDataAccess.IsBookExisted(ISBN_Value))
{
MessageBox.Show("错误：图书不存在");
return;
}
var book = BookDataAccess.GetFullBookByISBN(ISBN_Value);
CartItemAmountForm cartItemAmountForm = new CartItemAmountForm();
SendCartInfoEvent += cartItemAmountForm.GetInfo;
SendCartInfoEvent.Invoke(book, false);
cartItemAmountForm.ShowDialog();
ShowAllCartData();
}
else if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "CheckOut" && e.RowIndex >= 0)
{
string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString();
var book = BookDataAccess.GetFullBookByISBN(ISBN_Value);
int amount = CartDataAccess.SelectAmount(CustomerInfo.customer.Id, ISBN_Value);
SubmitOrderForm submitOrderForm = new SubmitOrderForm();
SendOrderInfoEvent += submitOrderForm.GetOrderInfo;
SendOrderInfoEvent.Invoke(book, amount);
submitOrderForm.ShowDialog();
ShowAllCartData();
}
else if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "Delete" && e.RowIndex >= 0)
{
string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString();
try
{
CartDataAccess.DeleteCartItem(CustomerInfo.customer.Id, ISBN_Value);
MessageBox.Show("删除成功");
}
catch (Exception ex)
{
MessageBox.Show("删除失败\r\n" + ex.Message);
}
ShowAllCartData();
}
}
private void iconButtonSubmit_Click(object sender, EventArgs e)
{
if (_book == null)
{
MessageBox.Show("错误：找不到图书");
return;
}
try
{
CustomerOrderDataAccess.SubmitOrder(CustomerInfo.customer.Id, _book.ISBN, _amount, _totalPrice, DateTime.Now);
CartDataAccess.DeleteCartItem(CustomerInfo.customer.Id, _book.ISBN);
MessageBox.Show("提交订单成功");
Close();
}
catch (Exception ex)
{
MessageBox.Show("提交订单失败\r\n" + ex.Message);
}
}