public bool ToggleOrderTag(OrderTagGroup orderTagGroup, OrderTag orderTag, int userId)
{
var result = true;
var otag = OrderTagValues.FirstOrDefault(x => x.Name == orderTag.Name);
if (otag == null)
{
if (orderTagGroup.MaxSelectedItems > 1 && OrderTagValues.Count(x => x.OrderTagGroupId == orderTagGroup.Id) >= orderTagGroup.MaxSelectedItems)
{
return(false);
}
var tagIndex = -1;
if (orderTagGroup.MaxSelectedItems == 1)
{
var sTag = OrderTagValues.SingleOrDefault(x => x.OrderTagGroupId == orderTag.OrderTagGroupId);
if (sTag != null)
{
tagIndex = OrderTagValues.IndexOf(sTag);
}
OrderTagValues.Where(x => x.OrderTagGroupId == orderTagGroup.Id).ToList().ForEach(x => OrderTagValues.Remove(x));
}
TagOrder(orderTagGroup, orderTag, userId, tagIndex);
}
else
{
otag.Quantity++;
if (orderTagGroup.MaxSelectedItems == 1 || (orderTag.MaxQuantity > 0 && otag.Quantity > orderTag.MaxQuantity))
{
UntagOrder(otag);
result = false;
}
}
return(result);
}
