// This method calls the UpdateBusiness() method from DbConn class updating values to the table //
private void btnSave_Click(object sender, EventArgs e)
{
int index = Int32.Parse(dGVBusinessRecords.SelectedCells[0].Value.ToString());
// businessContact object instance of the class BusinessContact to populate the class fields //
BusinessContact businessContact = new BusinessContact();
businessContact.ContactID = index;
businessContact.ContactFname = tbFname.Text;
businessContact.ContactLname = tbLname.Text;
businessContact.ContactEmail = tbEmail.Text;
businessContact.ContactAddr1 = tbAddress1.Text;
businessContact.ContactAddr2 = tbAddress2.Text;
businessContact.ContactCity = tbCity.Text;
businessContact.ContactPostCode = tbPostCode.Text;
businessContact.BusinessTel = tbTelNumber.Text;
// UpdateBuiness method called from DbConn class with the parameter businessContact and its populated fields //
dbConn.UpdateBusiness(businessContact);
// Repopulate datagridview by calling the GetAllBusiness() method from DbConn class
dGVBusinessRecords.DataSource = dbConn.GetAllBusiness();
tbFname.Enabled = false;
tbLname.Enabled = false;
tbEmail.Enabled = false;
tbAddress1.Enabled = false;
tbAddress2.Enabled = false;
tbCity.Enabled = false;
tbPostCode.Enabled = false;
tbTelNumber.Enabled = false;
btnUpdate.Enabled = true;
btnDelete.Enabled = true;
btnAddNew.Enabled = true;
btnSave.Enabled = false;
}
// This method calls the InsertBusiness() method from DbConn class adding new values to the table //
private void btnSaveNew_Click(object sender, EventArgs e)
{
// businessContact object instance of the class BusinessContact to populate the class fields //
BusinessContact businessContact = new BusinessContact();
businessContact.ContactFname = tbFname.Text;
businessContact.ContactLname = tbLname.Text;
businessContact.ContactEmail = tbEmail.Text;
businessContact.ContactAddr1 = tbAddress1.Text;
businessContact.ContactAddr2 = tbAddress2.Text;
businessContact.ContactCity = tbCity.Text;
businessContact.ContactPostCode = tbPostCode.Text;
businessContact.BusinessTel = tbTelNumber.Text;
// InsertBusiness() method called with the populated fields from BusinessContact clas
dbConn.InsertBusiness(businessContact);
// datagridview repopulated with the new data from SQL table //
dGVBusinessRecords.DataSource = dbConn.GetAllBusiness();
tbFname.Enabled = false;
tbLname.Enabled = false;
tbEmail.Enabled = false;
tbAddress1.Enabled = false;
tbAddress2.Enabled = false;
tbCity.Enabled = false;
tbPostCode.Enabled = false;
tbTelNumber.Enabled = false;
// text boxes emptied
tbFname.Text = String.Empty;
tbLname.Text = String.Empty;
tbEmail.Text = String.Empty;
tbAddress1.Text = String.Empty;
tbAddress2.Text = String.Empty;
tbCity.Text = String.Empty;
tbPostCode.Text = String.Empty;
tbTelNumber.Text = String.Empty;
btnSave.Enabled = false;
btnAddNew.Enabled = true;
btnSaveNew.Enabled = false;
btnUpdate.Enabled = true;
btnDelete.Enabled = true;
}
// This method calls the insertBusiness() store procedure using the businessContact object
// as parameter for the method and its values from each field
public async void InsertBusiness(BusinessContact businessContact)
{
using (var conn = new MySqlConnection(connString))
{
await conn.OpenAsync();
using (var cmd = new MySqlCommand())
{
cmd.Connection = conn;
cmd.CommandText = "CALL insertBusiness(@p1,@p2,@p3,@p4,@p5,@p6,@p7,@p8);";
cmd.Parameters.AddWithValue("p1", businessContact.ContactFname);
cmd.Parameters.AddWithValue("p2", businessContact.ContactLname);
cmd.Parameters.AddWithValue("p3", businessContact.ContactEmail);
cmd.Parameters.AddWithValue("p4", businessContact.ContactAddr1);
cmd.Parameters.AddWithValue("p5", businessContact.ContactAddr2);
cmd.Parameters.AddWithValue("p6", businessContact.ContactCity);
cmd.Parameters.AddWithValue("p7", businessContact.ContactPostCode);
cmd.Parameters.AddWithValue("p8", businessContact.BusinessTel);
await cmd.ExecuteNonQueryAsync();
}
}
}