public static void Update(hall new_hall, long hall_id)
{
var hall = context.halls.Find(hall_id);
if (hall != null && hall.status == false)
{
hall.name = new_hall.name;
foreach (price_list pl in hall.price_lists.ToList())
{
if (!new_hall.price_lists.Any(p => p.id == pl.id))
{
price_list.Delete(pl.id);
}
}
foreach (price_list pl in new_hall.price_lists)
{
var new_price_list = hall.price_lists.FirstOrDefault(p => p.id == pl.id);
if (new_price_list != null)
{
price_list.Update(new_price_list, pl.id);
}
else if (new_price_list == null)
{
pl.hall = hall;
price_list.Insert(pl);
}
}
context.SaveChanges();
}
}
public static long Insert(hall hall)
{
context.halls.Add(hall);
context.SaveChanges();
return(hall.id);
}
