private void Add_Button_Click(object sender, EventArgs e)
{
if (String.IsNullOrWhiteSpace(Type_TextBox.Text) || String.IsNullOrWhiteSpace(CodeOfType_TextBox.Text))
{
Alert.DisplayError("Invalid input!");
return;
}
try
{
if (!mode)
{
Act_dict type = new Act_dict();
type.act_name = Type_TextBox.Text;
type.act_type = CodeOfType_TextBox.Text;
ManagerService.NewActType(type);
this.Close();
this.Dispose();
}
else
{
Object_type type = new Object_type();
type.name_type = Type_TextBox.Text;
type.code_type = CodeOfType_TextBox.Text;
ManagerService.NewObjectType(type);
this.Close();
this.Dispose();
}
} catch (ServiceException exc)
{
Alert.DisplayError(exc.Message);
}
}
public static void NewActType(Act_dict type)
{
try
{
CarWorkshopModelContext dc = new CarWorkshopModelContext();
var res = (from el in dc.Act_dict
where (el.act_name == type.act_name)
||
(el.act_type == type.act_type)
select el).SingleOrDefault();
if (res == null)
{
dc.Act_dict.Add(type);
dc.SaveChanges();
return;
}
throw new ServiceException("Type already exists!");
}
catch (System.Data.Entity.Core.EntityException e)
{
throw new ServiceException("Database connection error!");
}
}
