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package cgeo.geocaching.connector.ec;
import cgeo.geocaching.DataStore;
import cgeo.geocaching.Geocache;
import cgeo.geocaching.enumerations.CacheType;
import cgeo.geocaching.enumerations.LoadFlags.SaveFlag;
import cgeo.geocaching.geopoint.Geopoint;
import cgeo.geocaching.geopoint.Viewport;
import cgeo.geocaching.list.StoredList;
import cgeo.geocaching.network.Network;
import cgeo.geocaching.network.Parameters;
import cgeo.geocaching.utils.Log;
import ch.boye.httpclientandroidlib.HttpResponse;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.EnumSet;
import java.util.List;
public class ECApi {
private static final String API_URL = "http://extremcaching.com/exports/api.php";
public static String cleanCode(String geocode) {
return geocode.replace("EC", "");
}
public static Geocache searchByGeoCode(final String geocode) {
final Parameters params = new Parameters("id", cleanCode(geocode));
params.add("cgeo", "1");
final HttpResponse response = apiRequest("http://extremcaching.com/exports/gpx.php", params);
final Collection<Geocache> caches = importCachesFromGPXResponse(response);
if (CollectionUtils.isNotEmpty(caches)) {
return caches.iterator().next();
}
return null;
}
public static Collection<Geocache> searchByBBox(final Viewport viewport) {
if (viewport.getLatitudeSpan() == 0 || viewport.getLongitudeSpan() == 0) {
return Collections.emptyList();
}
final Parameters params = new Parameters("fnc", "bbox");
params.add("lat1", String.valueOf(viewport.getLatitudeMin()));
params.add("lat2", String.valueOf(viewport.getLatitudeMax()));
params.add("lon1", String.valueOf(viewport.getLongitudeMin()));
params.add("lon2", String.valueOf(viewport.getLongitudeMax()));
final HttpResponse response = apiRequest(params);
return importCachesFromJSON(response);
}
public static Collection<Geocache> searchByCenter(final Geopoint center) {
final Parameters params = new Parameters("fnc", "center");
params.add("distance", "20");
params.add("lat", String.valueOf(center.getLatitude()));
params.add("lon", String.valueOf(center.getLongitude()));
final HttpResponse response = apiRequest(params);
return importCachesFromJSON(response);
}
private static HttpResponse apiRequest(final Parameters params) {
return apiRequest(API_URL, params, false);
}
private static HttpResponse apiRequest(final String uri, final Parameters params) {
return apiRequest(uri, params, false);
}
private static HttpResponse apiRequest(final String uri, final Parameters params, final boolean isRetry) {
final HttpResponse response = Network.getRequest(uri, params);
if (response == null) {
return null;
}
if (!isRetry && response.getStatusLine().getStatusCode() == 403) {
apiRequest(uri, params, true);
}
if (response.getStatusLine().getStatusCode() != 200) {
return null;
}
return response;
}
private static Collection<Geocache> importCachesFromGPXResponse(final HttpResponse response) {
if (response == null) {
return Collections.emptyList();
}
Collection<Geocache> caches;
try {
caches = new ECGPXParser(StoredList.TEMPORARY_LIST_ID).parse(response.getEntity().getContent(), null);
} catch (Exception e) {
Log.e("Error importing gpx from extremcaching.com", e);
return Collections.emptyList();
}
return caches;
}
private static List<Geocache> importCachesFromJSON(final HttpResponse response) {
if (response != null) {
try {
final String data = Network.getResponseDataAlways(response);
if (data == null || StringUtils.isBlank(data) || StringUtils.equals(data, "[]")) {
return Collections.emptyList();
}
final JSONArray json = new JSONArray(data);
final List<Geocache> caches = new ArrayList<Geocache>(json.length());
for (int i = 0; i < json.length(); i++) {
final Geocache cache = parseCache(json.getJSONObject(i));
caches.add(cache);
}
return caches;
} catch (final JSONException e) {
Log.w("JSONResult", e);
}
}
return Collections.emptyList();
}
private static Geocache parseCache(final JSONObject response) {
final Geocache cache = new Geocache();
cache.setReliableLatLon(true);
try {
cache.setGeocode("EC" + response.getString("cache_id"));
cache.setName(response.getString("title"));
cache.setCoords(new Geopoint(response.getString("lat"), response.getString("lon")));
cache.setType(getCacheType(response.getString("type")));
cache.setDifficulty((float) response.getDouble("difficulty"));
cache.setTerrain((float) response.getDouble("terrain"));
cache.setFound(response.getInt("found") == 1 ? true : false);
DataStore.saveCache(cache, EnumSet.of(SaveFlag.SAVE_CACHE));
} catch (final JSONException e) {
Log.e("ECApi.parseCache", e);
}
return cache;
}
private static CacheType getCacheType(final String cacheType) {
if (cacheType.equalsIgnoreCase("Tradi")) {
return CacheType.TRADITIONAL;
}
if (cacheType.equalsIgnoreCase("Multi")) {
return CacheType.MULTI;
}
if (cacheType.equalsIgnoreCase("Event")) {
return CacheType.EVENT;
}
if (cacheType.equalsIgnoreCase("Mystery")) {
return CacheType.MYSTERY;
}
return CacheType.UNKNOWN;
}
}
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