public void removeVariant(Variant variant) {
if (variant != null) {
selected.getVariants().remove(variant);
// If there is only one variant left, reset its name/code and make it the default
if (selected.getVariants().size() == 1) {
Variant v = selected.getDefaultVariant();
v.setName("");
v.setDefaultChoice(true);
}
}
}
public void addVariant() {
Variant v = new Variant();
// If this is not the first variant, re-use price, weight and stock values
if (selected.getVariants().size() > 0) {
Variant prev = selected.getVariantsAsList().get(selected.getVariants().size() - 1);
v.setPrice(prev.getPrice());
v.setWeight(prev.getWeight());
v.setStock(prev.getStock());
v.setDefaultChoice(false);
} else {
v.setName("");
v.setDefaultChoice(true);
}
selected.getVariants().add(v);
}
/**
* Utility that deletes any temporary uploads that were performed during editing, but were not
* saved.
*
* @throws IOException if there was a problem reading the uploads directory or deleting any
* temporary uploads
*/
private void deleteTempUploads() throws IOException {
if (selected != null) {
for (Variant variant : selected.getVariants()) {
Collection<File> tmpFiles =
FileUtils.listFiles(
UploadsServlet.getUploadsDirectory(),
FileFilterUtils.prefixFileFilter("tmp-" + variant.getUuid()),
null);
for (File tmpFile : tmpFiles) {
FileUtils.forceDelete(tmpFile);
}
}
}
}
/** Bean initialisation. */
@PostConstruct
public void init() {
try {
// Load the selected item, if an ID is passed as a query parameter
FacesContext fc = FacesContext.getCurrentInstance();
String uuid = fc.getExternalContext().getRequestParameterMap().get("uuid");
if (uuid != null && !uuid.isEmpty()) {
selected = ProductManager.findByUuid(uuid);
editing = true;
} else {
selected = new Product();
}
// Must have as least one variant
if (selected.getVariants().size() == 0) {
addVariant();
}
} catch (ProductException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}