public void AddorUpdate(CanItem can)
{
var found = _stock.GetAll().FirstOrDefault(item => item.Flavour.ToLower() == can.Flavour.ToLower());
if (found == null)
{
_stock.Add(can);
}
else
{
_stock.Update(can);
}
}
public void Remove(CanItem can)
{
Cans.RemoveAll(item => item.Flavour == can.Flavour);
}
public void Update(CanItem can)
{
Remove(can);
Add(can);
}
public void Add(CanItem can)
{
Cans.Add(can);
}