private void btnAdd_Click(object sender, EventArgs e)
{
Data.Cake c = GetCake();
if (c == null)
{
return;
}
if (c.Img1 == null)
{
MessageBox.Show("Please choo a picture");
return;
}
try { bool result = Cakedao.AddNewCake(c);
if (result == true)
{
MessageBox.Show("Add successfull");
getCakes();
}
}
catch (Exception ex)
{
if (ex.Message.Contains("duplicate"))
{
MessageBox.Show("ID is exist");
}
}
}
private void btnUpdate_Click(object sender, EventArgs e)
{
Data.Cake c = GetCake();
if (c.Img1 == null)
{
MessageBox.Show("null");
Cakedao.UpdateCakeNoImg(c);
}
else
{
Cakedao.UpdateCake(c); MessageBox.Show("nkoull");
}
MessageBox.Show("Update Successfull");
getCakes();
}
public Data.Cake GetCake()
{
string id = txtID.Text;
if (id.Length == 0)
{
MessageBox.Show("Id is not blank");
return(null);
}
string name = txtName.Text;
if (name.Length == 0)
{
MessageBox.Show("Cake Name is not blank");
return(null);
}
string category = txtCategory.SelectedItem.ToString();
MessageBox.Show("cate" + category);
string origin = txtOrigin.Text;
if (origin.Length == 0)
{
MessageBox.Show("Cake Origin is not blank");
return(null);
}
float price;
try
{
price = float.Parse(txtPrice.Text);
if (price <= 0)
{
MessageBox.Show("Price must > 0");
return(null);
}
}
catch
{
MessageBox.Show("Price is a number");
return(null);
}
int quantity;
try
{
quantity = int.Parse(txtQuantity.Text);
if (quantity < 0)
{
MessageBox.Show("Quantity must >= 0");
return(null);
}
}
catch
{
MessageBox.Show("Quantity is a number");
return(null);
}
MessageBox.Show(pBox1.ImageLocation);
byte[] img1 = null;
if (pBox1.ImageLocation != null)
{
img1 = convertImageToBytes(pBox1.ImageLocation);
}
string description = txtDescription.Text;
Data.Cake c = new Data.Cake(id, name, price, origin, quantity, img1, category, description);
return(c);
}
