void UpdateDisplay()
{
displayList.Clear();
lbBasket.Items.Clear();
lblScreen.Text = selfCheckout.GetPromptForUser();
List <Product> temp = scannedProducts.GetProducts();
for (int i = 0; i < temp.Count; i++)
{
if (displayList.Count != 0)
{
for (int j = 0; j < displayList.Count; j++)
{
if (displayList[j].GetName() == temp[i].GetName())
{
displayList[j].AddExistingItem(temp[i].CalculatePrice());
break;
}
if (displayList.Count - 1 == j)
{
DisplayList s = new DisplayList(temp[i].GetName(), temp[i].CalculatePrice(), temp[i].GetWeight());
displayList.Add(s);
break;
}
}
}
else
{
DisplayList s = new DisplayList(temp[i].GetName(), temp[i].CalculatePrice(), temp[i].GetWeight());
displayList.Add(s);
}
}
displayList.ForEach(i => lbBasket.Items.Add(("£" + (i.GetPrice() * 0.01f).ToString("0.00") + "|" + i.GetName() + "|x" + i.GetQuantity())));
lblTotalPrice.Text = "£" + (scannedProducts.CalculatePrice() * 0.01f).ToString("0.00");
lblBaggingAreaExpectedWeight.Text = baggingAreaScale.GetExpectedWeight(displayList).ToString("n2");
lblBaggingAreaCurrentWeight.Text = baggingAreaScale.GetCurrentWeight().ToString("n2");
btnUserScansBarcodeProduct.Enabled = (baggingAreaScale.IsWeightOk() && selfCheckout.GetCurrentProduct() == null);
btnUserSelectsLooseProduct.Enabled = (baggingAreaScale.IsWeightOk() && selfCheckout.GetCurrentProduct() == null);
btnUserWeighsLooseProduct.Enabled = looseItemScale.IsEnabled();
btnUserPutsProductInBaggingAreaCorrect.Enabled = (!looseItemScale.IsEnabled() && !(selfCheckout.GetCurrentProduct() == null));
btnUserPutsProductInBaggingAreaIncorrect.Enabled = (!looseItemScale.IsEnabled() && !(selfCheckout.GetCurrentProduct() == null));
btnUserChooseToPay.Enabled = (baggingAreaScale.IsWeightOk() && scannedProducts.HasItems() && selfCheckout.GetCurrentProduct() == null);
btnRemoveProduct.Enabled = (baggingAreaScale.IsWeightOk() && scannedProducts.HasItems() && selfCheckout.GetCurrentProduct() == null && !scannedProducts.RemoveRequestAccepted());
btnAdminOverridesWeight.Enabled = (!baggingAreaScale.IsWeightOk() && scannedProducts.HasItems() && selfCheckout.GetCurrentProduct() == null) && !scannedProducts.RemoveRequestAccepted();
btnConfirmRemove.Enabled = scannedProducts.RemoveRequestAccepted();
}
public string GetPromptForUser() //Done in order so it doesn't overwrite the message
{
if (scannedProducts.HasItems() && baggingArea.IsWeightOk() && currentProduct == null)
{
return("Scan another item or pay");
}
if (baggingArea.IsWeightOk() && currentProduct == null)
{
return("Scan Loose or Packaged Product");
}
if (looseItemScale.IsEnabled())
{
return("Place item on scale");
}
if (currentProduct != null && looseItemScale.IsEnabled() == false)
{
return("Place the item in the bagging area");
}
if (scannedProducts.HasItems() && baggingArea.IsWeightOk() == false)
{
return("Weight incorrect, needs admin override");
}
return("ERROR: Unknown state!"); //Defaults to error
}
public string GetPromptForUser()
{
if ((scannedProducts.HasItems() && baggingArea.IsWeightOk()) && (currentProduct == null))
{
return("Scan an item or pay.");
}
if (baggingArea.IsWeightOk() && (currentProduct == null))
{
return("Scan an item.");
}
if (looseItemScale.IsEnabled())
{
return("Place item on scale.");
}
if ((currentProduct != null) && !looseItemScale.IsEnabled())
{
return("Place the item in the bagging area.");
}
if (!scannedProducts.HasItems() || baggingArea.IsWeightOk())
{
return("ERROR: UNKNWON STATE");
}
return("Please wait, assistant is on the way.");
}
