private void button1_Click(object sender, EventArgs e)
{
try
{
String _name = Name_Textbox.Text;
int _number;
if (!(int.TryParse(Number_Textbox.Text, out _number)))
{
// MessageBox.Show("Invalid Number");
label4.Visible = true;
}
else
{
PhoneDirectory phone = new PhoneDirectory(_name, _number);
BusinessLayer phoneDetail = new BusinessLayer();
bool result=phoneDetail.ValidateAndAdd(phone);
if (result == true)
{
dataGridView1.DataSource = phoneDetail.ViewPhone(phone);
Number_Textbox.Clear();
Name_Textbox.Clear();
}
else
{
MessageBox.Show("cannot be Added");
}
}
}
catch(Exception e1)
{
MessageBox.Show(e1.Message);
}
}
public bool Add(PhoneDirectory directory)
{
try
{
using (SqlConnection sq = new SqlConnection("Server=localhost;Database=phone_directory;Trusted_Connection=true"))
{
sq.Open();
var cmd = new SqlCommand("Insert into phone_dir values(@name,@phone)");
cmd.Connection = sq;
cmd.Parameters.AddWithValue("@name",directory.name);
cmd.Parameters.AddWithValue("@phone",directory.number);
cmd.ExecuteNonQuery();
return true;
}
}
catch(Exception)
{
return false;
}
}
public DataTable ViewPhone(PhoneDirectory phoneDetails)
{
return repository.viewAll();
}
public bool ValidateAndAdd(PhoneDirectory phoneDetails)
{
bool _validateResult=ValidatePhone();
if (_validateResult==true)
{
return repository.Add(phoneDetails);
}
else
return false;
}
