@Override
public PaginationInfo<IRelation> paginate(
int page, int entriesPerPage, Map<String, Object> filters) {
// avoid NPEs
if (filters == null) filters = new HashMap<>();
// aggregate filters
List<String> constraints = new LinkedList<>();
// search term
if (filters.containsKey("search")) {
// constraints.add(createSearchTermFullText((String) filters.get("search")));
// TODO: implement this one day
}
// location
// TODO search locations and contain
// period
// Long minJD = null, maxJD = null;
// get periods from session - not needed, since we always calculate from min/maxEntries
// if (filters.containsKey("minJD")) minJD = (Long)filters.get("minJD");
// if (filters.containsKey("maxJD")) maxJD = (Long)filters.get("maxJD");
// parse periods from input
if (filters.containsKey("minEntry")) { // parse from input
FlexibleDateParser parser = new FlexibleDateParser();
Long minJD = parser.inputToJd((String) filters.get("minEntry"), "G", false);
if (minJD > Long.MIN_VALUE) constraints.add("minJD >= " + minJD);
}
if (filters.containsKey("maxEntry")) { // parse from input
FlexibleDateParser parser = new FlexibleDateParser();
Long maxJD = parser.inputToJd((String) filters.get("maxEntry"), "G", true);
if (maxJD < Long.MAX_VALUE) constraints.add("maxJD <= " + maxJD);
}
// tags
String tagSQL =
buildTagFilterSQL(
(String[]) filters.get("tags"),
filters.containsKey("withSubTags") && (boolean) filters.get("withSubTags"),
false);
if (!tagSQL.isEmpty()) constraints.add(tagSQL);
// location type uid
if (filters.containsKey("relationTypeUid")) {
// convert to id
String id =
AbstractSegradaEntity.convertUidToOrientId((String) filters.get("relationTypeUid"));
if (id != null) {
constraints.add("relationType = " + id);
}
// TODO: test
}
// node uid
if (filters.containsKey("nodeUid")) {
// convert to id
String id = AbstractSegradaEntity.convertUidToOrientId((String) filters.get("nodeUid"));
if (id != null) {
constraints.add("(relationLink.in = " + id + " OR relationLink.out = " + id + ")");
}
// TODO: test
}
// sorting
String customOrder = null;
if (filters.get("sort") != null) {
String field = (String) filters.get("sort");
if (allowedSorts.contains(field)) { // sanity check
String dir = getDirectionFromString(filters.get("dir"));
if (dir != null) customOrder = field.concat(dir);
}
}
// let helper do most of the work
return super.paginate(page, entriesPerPage, constraints, customOrder);
}
