protected async void addEntryButton_Click(object sender, EventArgs e)
{
// Clear the list box on the form and validate the input from the form
this.resultsListBox.Items.Clear();
string lastName = this.lastNameTextBox.Text.TrimEnd();
string firstName = this.firstNameTextBox.Text.TrimEnd();
string phoneNumber = this.phoneNumberTextBox.Text.TrimEnd();
if (isInputValid(lastName) && isInputValid(firstName) && isInputValid(phoneNumber))
{
return;
}
// Create an instance of the PhoneBookService client and scope it to the service inovocation
using (PhoneBookServiceClient client = new PhoneBookServiceClient())
{
try
{
var results = await client.AddEntryAsync(lastName, firstName, phoneNumber);
// Add the success message to the list box
this.resultsListBox.Items.Add(results);
}
catch (Exception ex)
{
// If an exception is thrown and the excpetion's message to the list box on the form
this.resultsListBox.Items.Add(ex.Message);
}
}
}
protected async void findButton_Click(object sender, EventArgs e)
{
// Clear the list box on the form and validate the input from the form
this.resultsListBox.Items.Clear();
string lastName = this.findLastNameTextBox.Text.TrimEnd();
if (isInputValid(lastName))
{
// if the input is invalid, then simply return and do no work
return;
}
// Create an instance of the PhoneBookService client and scope it to the service inovocation
using (PhoneBookServiceClient client = new PhoneBookServiceClient())
{
try
{
// Call the service's GetEntriesAsync method to get the requested entries
var results = await client.GetEntriesAsync(lastName);
foreach (string result in results)
{
// Loop over each of the returned contacts and add them to the list box on the form
this.resultsListBox.Items.Add(result);
}
}
catch (Exception ex)
{
// If an exception is thrown and the excpetion's message to the list box on the form
this.resultsListBox.Items.Add(ex.Message);
}
}
}
