/**
* Given a set of options selected by the user and a verson, retrieves the options that are
* actually available
*
* @param errors the error messages
* @param options the options given by the user
* @param version the version of interest
* @param extraVersions the secondary versions that affect feature resolution
* @param trimmingExplanations the explanations of why options are being removed
* @return a potentially smaller set of options that are actually possible
*/
private Set<LookupOption> getUserOptionsForVersion(
final ResourceBundle errors,
final List<LookupOption> options,
final String version,
final List<String> extraVersions,
final List<TrimmedLookupOption> trimmingExplanations) {
final Set<LookupOption> available = this.jswordMetadata.getFeatures(version, extraVersions);
final Set<LookupOption> result = new HashSet<>(options.size());
// do a crazy bubble intersect, but it's tiny so that's fine
for (final LookupOption loOption : options) {
boolean added = false;
for (final LookupOption avOption : available) {
if (loOption.equals(avOption)) {
result.add(loOption);
added = true;
break;
}
}
// option not available in that particular version
if (trimmingExplanations != null && !added) {
trimmingExplanations.add(
new TrimmedLookupOption(errors.getString("option_not_supported_by_version"), loOption));
}
}
return result;
}
@Override
public String optionsToString(final Collection<LookupOption> options) {
StringBuilder codedOptions = new StringBuilder();
for (LookupOption o : options) {
if (o.getUiName() != BibleInformationService.UNAVAILABLE_TO_UI) {
codedOptions.append(o.getUiName());
}
}
return codedOptions.toString();
}
@Override
public List<LookupOption> getLookupOptions(final String options) {
final List<LookupOption> lookupOptions = new ArrayList<>();
if (isBlank(options)) {
return lookupOptions;
}
for (int ii = 0; ii < options.length(); ii++) {
lookupOptions.add(LookupOption.fromUiOption(options.charAt(ii)));
}
return lookupOptions;
}
@Override
public AvailableFeatures getAvailableFeaturesForVersion(
final String version,
final List<String> extraVersions,
final String inputDisplayMode,
final InterlinearMode finalDisplayMode) {
final List<LookupOption> allLookupOptions = Arrays.asList(LookupOption.values());
final Set<LookupOption> outcome =
trim(
allLookupOptions,
version,
extraVersions,
getDisplayMode(inputDisplayMode, version, extraVersions),
finalDisplayMode,
null);
return new AvailableFeatures(new ArrayList<>(outcome), null);
}