private void btnAddCustomer_Click(object sender, EventArgs e)
{
// Quickest, most efficient way to do it; uses Linq
// FirstOrDef takes IEnumerable and returns an instance of IEnumerable???
// Tries to keep the IEnumerable alive as long as possible to chain it to other functions
// Iterates through and checks which are of type RadioButton
// Checks where the Checked property is true
// FirstOrDefault - pins it to one value, a reducing function
// Microsoft are v proud of Linq and have written it for almost any data set out there
// They started a project Linq To SQL, so you could just know Linq not SQL
var checkedButton = this.Controls.OfType <RadioButton>().FirstOrDefault(r => r.Checked);
if (txtForename.Text != "" && datDob.Text != "" && checkedButton.Text != "")
{
int newlyMadeID = CustomerDAL.AddNewCustomer(new Customer(txtForename.Text, datDob.Value, checkedButton.Text));
if (newlyMadeID > -1)
{
string newsflash = txtForename.Text + " has been successfully added, with Customer ID " + newlyMadeID;
MessageBox.Show(newsflash);
// lblIdMsg.Text = "Customer ID " + newlyMadeID;
tssText.Text = newsflash;
ClearForm();
}
else
{
MessageBox.Show("ERROR: NO NEW CUSTOMER ADDED. Please try again.");
}
}
else
{
MessageBox.Show("Please complete all fields");
}
}
public bool AddNewCustomer(CustomerModel customer)
{
if (customerDAL.IfEmployeeIdExists(customer.CustomerEmail))
{
return(false);
}
return(customerDAL.AddNewCustomer(customer));
}
public string AddNewCustomer(string jsonCustomerDTO)
{
m_dataRequest = JSonHelper.ConvertJSonToObject(jsonCustomerDTO);
m_dataResponse = m_dalCustomer.AddNewCustomer(m_dataRequest.ResponseDataCustomerDTO);
return(JSonHelper.ConvertObjectToJSon(m_dataResponse));
}
