public bool Del(risTabulky risContext)
{
bool success = false;
try
{
var temp = risContext.jedlo_surovina.First(i => i.id_jedla == id_jedla && i.id_surovina == id_surovina);
risContext.jedlo_surovina.Remove(temp);
risContext.SaveChanges();
success = true;
this.Reset();
}
catch (Exception ex)
{
throw new ApplicationException(String.Format("{0}.{1}", this.GetType(), "Del()"), ex);
}
return success;
}
public bool Save(risTabulky risContext)
{
bool success = false;
try
{
if (id_jedla == -1 && id_surovina == -1) // INSERT
{
this.FillEntity();
risContext.jedlo_surovina.Add(entityJedloSurovina);
risContext.SaveChanges();
this.FillBObject();
success = true;
}
else // UPDATE
{
var temp = from a in risContext.jedlo_surovina where a.id_jedla == id_jedla && a.id_surovina==id_surovina select a;
entityJedloSurovina = temp.Single();
this.FillEntity();
risContext.SaveChanges();
success = true;
}
}
catch (Exception ex)
{
throw new ApplicationException(String.Format("{0}.{1}", this.GetType(), "Save()"), ex);
}
return success;
}
