public OrderLineDTO addItem(Integer itemID, BigDecimal quantity) throws TaskException {
LOG.debug("Adding item %s q: %s", itemID, quantity);
BasicItemManager helper = new BasicItemManager();
OrderLineDTO oldLine = order.getLine(itemID);
FactHandle h = null;
if (oldLine != null) {
h = handlers.get(oldLine);
}
helper.addItem(
itemID,
quantity,
language,
userId,
entityId,
currencyId,
order,
records,
lines,
false,
null,
null);
OrderLineDTO retValue = helper.getLatestLine();
if (h != null) {
LOG.debug("updating");
session.update(h, retValue);
} else {
LOG.debug("inserting");
handlers.put(retValue, session.insert(retValue));
}
LOG.debug("Now order line is %s , hash: %s", retValue, retValue.hashCode());
return retValue;
}
private static void addItem(
Integer itemID,
BigDecimal quantity,
Integer language,
Integer userId,
Integer currencyId,
OrderDTO newOrder,
OrderLineDTO myLine,
boolean persist) {
if (persist)
throw new IllegalArgumentException("persist is oboleted"); // TODO remove the argument
// check if the item is already in the order
OrderLineDTO line = (OrderLineDTO) newOrder.getLine(itemID);
if (myLine == null) {
myLine = new OrderLineDTO();
ItemDTO item = new ItemDTO();
item.setId(itemID);
myLine.setItem(item);
myLine.setQuantity(quantity);
}
populateWithSimplePrice(
newOrder, myLine, language, userId, currencyId, itemID, CommonConstants.BIGDECIMAL_SCALE);
myLine.setDefaults();
// create a new line if an existing line does not exist
// if the line has a different description than the existing, treat it as a new line
if (line == null
|| (myLine.getDescription() != null
&& !myLine.getDescription().equals(line.getDescription()))) {
OrderLineDTO newLine = new OrderLineDTO(myLine);
newOrder.getLines().add(newLine);
newLine.setPurchaseOrder(newOrder);
// save the order (with the new line). Otherwise
// the diff line will have a '0' for the order id and the
// saving of the mediation record lines gets really complicated
if (persist) {
new OrderDAS().save(newOrder);
}
} else {
// the item is there, I just have to update the quantity
line.setQuantity(line.getQuantity().add(quantity));
// and also the total amount for this order line
line.setAmount(
line.getAmount()
.setScale(CommonConstants.BIGDECIMAL_SCALE, CommonConstants.BIGDECIMAL_ROUND));
line.setAmount(line.getAmount().add(myLine.getAmount()));
}
}
public static void addLine(OrderDTO order, OrderLineDTO line, boolean persist) {
if (persist)
throw new IllegalArgumentException("persist is oboleted"); // TODO remove the argument
UserBL user = new UserBL(order.getUserId());
OrderLineDTO oldLine = order.getLine(line.getItemId());
if (oldLine != null) {
// get a copy of the old line
oldLine = new OrderLineDTO(oldLine);
}
addItem(
line.getItemId(),
line.getQuantity(),
user.getLanguage(),
order.getUserId(),
order.getCurrencyId(),
order,
line,
persist);
if (persist) {
// generate NewQuantityEvent
OrderLineDTO newLine = order.getLine(line.getItemId());
OrderBL orderBl = new OrderBL();
List<OrderLineDTO> oldLines = new ArrayList<OrderLineDTO>(1);
List<OrderLineDTO> newLines = new ArrayList<OrderLineDTO>(1);
if (oldLine != null) {
oldLines.add(oldLine);
}
newLines.add(newLine);
LOG.debug("Old line: %s", oldLine);
LOG.debug("New line: %s", newLine);
orderBl.checkOrderLineQuantities(
oldLines, newLines, user.getEntity().getEntity().getId(), order.getId(), true);
}
}
/**
* Adds or updates an order line. Calculates a percentage item order line amount based on the
* amount of another order line. This is added to the existing percentage order line's amount.
*/
public OrderLineDTO percentageOnOrderLine(Integer percentageItemId, OrderLineDTO line)
throws TaskException {
// try to get percentage item order line
OrderLineDTO percentageLine = order.getLine(percentageItemId);
if (percentageLine == null) {
// add percentage item
percentageLine = addItem(percentageItemId);
percentageLine.setAmount(BigDecimal.ZERO);
percentageLine.setTotalReadOnly(true);
}
// now add the percentage amount based on the order line item amount
BigDecimal percentage = percentageLine.getItem().getPercentage();
BigDecimal base = line.getPrice().multiply(line.getQuantity());
BigDecimal result =
base.divide(new BigDecimal("100"), Constants.BIGDECIMAL_SCALE, Constants.BIGDECIMAL_ROUND)
.multiply(percentage)
.add(percentageLine.getAmount());
percentageLine.setAmount(result);
return percentageLine;
}
public void removeItem(Integer itemId) {
removeObject(order.getLine(itemId));
order.removeLine(itemId);
}
