@Override
public Result<T, K> createSearchResult(SearchImpl<T, K> searchRequest) {
String queryString = buildQueryString(searchRequest.query());
SortOptions.Builder sortOptions = buildSortOptions(searchRequest.order());
QueryOptions.Builder queryOptions = QueryOptions.newBuilder();
Integer limit = searchRequest.limit();
int offset = 0;
if (limit != null) {
offset = searchRequest.offset() == null ? 0 : searchRequest.offset();
int effectiveLimit = limit + offset;
if (effectiveLimit > 1000) {
Logger.warn(
"Currently the Google Search API does not support queries with a limit over 1000. With an offset of %d and a limit of %d, you have an effective limit of %d",
offset, limit, effectiveLimit);
}
limit = effectiveLimit;
/* Note, this can't be more than 1000 (Crashes) */
queryOptions = queryOptions.setLimit(limit);
}
if (searchRequest.accuracy() != null) {
queryOptions.setNumberFoundAccuracy(searchRequest.accuracy());
}
queryOptions.setSortOptions(sortOptions);
Query query = Query.newBuilder().setOptions(queryOptions).build(queryString);
Future<Results<ScoredDocument>> searchAsync = getIndex().searchAsync(query);
return new ResultImpl<T, K>(this, searchAsync, searchRequest.offset());
}
// Search for nearby places
@Override
public CursorPage<DProduct, String> searchForNearby(
int pageSize,
String cursor,
Float latitude,
Float longitude,
int radius,
RnrService.SortOrder sortOrder) {
// Build the query string
String queryString =
String.format("distance(location, geopoint(%f, %f)) < %d", latitude, longitude, radius);
// Sort expression
SortExpression sortExpression = null;
switch (sortOrder) {
case DISTANCE:
String sortString =
String.format("distance(location, geopoint(%f, %f))", latitude, longitude);
sortExpression =
SortExpression.newBuilder()
.setExpression(sortString)
.setDirection(SortExpression.SortDirection.ASCENDING)
.setDefaultValueNumeric(radius + 1)
.build();
break;
case TOP_RATED:
sortExpression =
SortExpression.newBuilder()
.setExpression("averageRating")
.setDirection(SortExpression.SortDirection.DESCENDING)
.setDefaultValue("")
.build();
break;
case MOST_LIKED:
sortExpression =
SortExpression.newBuilder()
.setExpression("likeCount")
.setDirection(SortExpression.SortDirection.DESCENDING)
.setDefaultValue("")
.build();
break;
case MOST_THUMBS_UP:
sortExpression =
SortExpression.newBuilder()
.setExpression("thumbsUp")
.setDirection(SortExpression.SortDirection.DESCENDING)
.setDefaultValue("")
.build();
break;
}
// Options
QueryOptions options = null;
QueryOptions.Builder builder =
QueryOptions.newBuilder()
.setSortOptions(SortOptions.newBuilder().addSortExpression(sortExpression))
.setLimit(pageSize);
if (null != cursor)
builder.setCursor(com.google.appengine.api.search.Cursor.newBuilder().build(cursor));
// Build query
com.google.appengine.api.search.Query query =
com.google.appengine.api.search.Query.newBuilder().setOptions(options).build(queryString);
return searchInIndexWithQuery(query, getLocationIndex());
}