private void btnAddServiceFormSaveChanges_Click(object sender, EventArgs e)
{
service.ServiceName = serviceNameTextBox.Text;
service.ServiceDescription = serviceDescriptionTextBox.Text;
service.ServiceCostPerHour = Convert.ToDecimal(serviceCostPerHourTextBox.Text);
addServiceDb.Services.Add(service);
addServiceDb.SaveChanges();
servicesListForm = new ServicesListForm();
servicesListForm.Show();
this.Close();
}
private void btnServicesFormDeleteService_Click(object sender, EventArgs e)
{
if (serviceIDTextBox.Text == "")
{
MessageBox.Show("No service selected. Please select a service to delete.", "Delete Error");
}
else
{
int currentService = Convert.ToInt32(serviceIDTextBox.Text);
var editedService = (from service in ServiceDb.Services
where service.ServiceID == currentService
select service).Single();
DialogResult result = MessageBox.Show($"Delete Service ID: {editedService.ServiceID} | Name: {editedService.ServiceName}?", "Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
try
{
ServiceDb.Services.Remove(editedService);
ServiceDb.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
this.Close();
if (ServiceDb.Entry(editedService).State == EntityState.Detached)
{
MessageBox.Show("Another user has deleted that employee.", "Concurrency Error");
}
else
{
MessageBox.Show("Another user has updated that employee.", "Concurrency Error");
}
}
catch (DbUpdateException)
{
this.Close();
MessageBox.Show("Unable to delete service. The service is shown to be used on invoices.", "Service Not Deleted");
ServicesListForm newForm = new ServicesListForm();
newForm.Show();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
}
private void btnAddServiceFormCancel_Click(object sender, EventArgs e)
{
servicesListForm = new ServicesListForm();
servicesListForm.Show();
this.Close();
}
