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/**
*
*/
package cgeo.geocaching.sorting;
import cgeo.geocaching.DataStore;
import cgeo.geocaching.Geocache;
import cgeo.geocaching.enumerations.LogType;
/**
* sorts caches by popularity ratio (favorites per find in %).
* only caches with 10 finds and more are counted to obtain meaningful statistics
*/
public class PopularityRatioComparator extends AbstractCacheComparator {
@Override
protected boolean canCompare(final Geocache cache1, final Geocache cache2) {
return true;
}
@Override
protected int compareCaches(final Geocache cache1, final Geocache cache2) {
float ratio1 = 0.0f;
float ratio2 = 0.0f;
int finds1 = getFindsCount(cache1);
int finds2 = getFindsCount(cache2);
if (finds1 != 0 && finds1 > 9) {
ratio1 = (((float) cache1.getFavoritePoints()) / ((float) finds1));
}
if (finds2 != 0 && finds2 > 9) {
ratio2 = (((float) cache2.getFavoritePoints()) / ((float) finds2));
}
if ((ratio2 - ratio1) > 0.0f) {
return 1;
} else if ((ratio2 - ratio1) < 0.0f) {
return -1;
}
return 0;
}
private static int getFindsCount(Geocache cache) {
if (cache.getLogCounts().isEmpty()) {
cache.setLogCounts(DataStore.loadLogCounts(cache.getGeocode()));
}
Integer logged = cache.getLogCounts().get(LogType.FOUND_IT);
if (logged != null) {
return logged;
}
return 0;
}
}
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