public bool DeleteOrder(int id)
{
try
{
if (id > 0)
{
Order order = POS.Orders.FirstOrDefault(x => x.Id == id);
if (order != null)
{
var query = POS.OrderItems.Where(x => x.OrderId == order.Id).ToList();
if (query.Count() > 0)
{
foreach (var item in query)
{
var querys = POS.OrderItemTags.Where(x => x.OrderItemId == item.Id).ToList();
if (querys.Count() > 0)
{
querys.ForEach(x => POS.OrderItemTags.Remove(x));
}
}
query.ForEach(x => POS.OrderItems.Remove(x));
}
POS.Orders.Remove(order);
POS.SaveChanges();
}
}
return(true);
}
catch (Exception e)
{
throw e;
}
}
public bool DeleteRoom(int id)
{
try
{
if (id > 0)
{
RoomManagement room = POS.RoomManagements.FirstOrDefault(x => x.Id == id);
if (room != null)
{
POS.RoomManagements.Remove(room);
POS.SaveChanges();
}
}
return(true);
}
catch (Exception e)
{
throw e;
}
}
public bool DeleteItem(int id)
{
try
{
if (id > 0)
{
Tag tag = POS.Tags.FirstOrDefault(x => x.id == id);
if (tag != null)
{
POS.Tags.Remove(tag);
POS.SaveChanges();
}
}
return(true);
}
catch (Exception e)
{
throw e;
}
}
public bool DeleteCategory(int id)
{
try
{
if (id > 0)
{
Category category = POS.Categories.FirstOrDefault(x => x.Id == id);
if (category != null)
{
POS.Categories.Remove(category);
POS.SaveChanges();
}
}
return(true);
}
catch (Exception e)
{
throw e;
}
}
public bool DeleteItem(int id)
{
try
{
if (id > 0)
{
Item item = POS.Items.FirstOrDefault(x => x.Id == id);
if (item != null)
{
POS.Items.Remove(item);
POS.SaveChanges();
}
}
return(true);
}
catch (Exception e)
{
throw e;
}
}
public bool DeleteTable(int id)
{
try
{
if (id > 0)
{
TableManagement table = posDatabase.TableManagements.FirstOrDefault(x => x.Id == id);
if (table != null)
{
posDatabase.TableManagements.Remove(table);
posDatabase.SaveChanges();
}
}
return(true);
}
catch (Exception e)
{
throw e;
}
}