/*
* Copyright 2010 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.android.apps.mytracks.util;
import com.google.android.maps.mytracks.R;
import com.google.common.annotations.VisibleForTesting;
import android.content.Context;
import android.location.Address;
import android.location.Geocoder;
import android.location.Location;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.List;
import java.util.Locale;
/**
* Utilities for track name.
*
* @author Matthew Simmons
*/
public class TrackNameUtils {
@VisibleForTesting
static final String ISO_8601_FORMAT = "yyyy-MM-dd HH:mm";
private TrackNameUtils() {
}
/**
* Gets the track name.
*
* @param context the context
* @param trackId the track id
* @param startTime the track start time
* @param location the track location, can be null
*/
public static String getTrackName(
Context context, long trackId, long startTime, Location location) {
String trackName = PreferencesUtils.getString(
context, R.string.track_name_key, PreferencesUtils.TRACK_NAME_DEFAULT);
if (trackName.equals(
context.getString(R.string.settings_recording_track_name_location_value))) {
// Use the startTime if location is null
return location != null ? getReverseGeoCoding(context, location)
: StringUtils.formatDateTime(context, startTime);
} else if (trackName.equals(
context.getString(R.string.settings_recording_track_name_date_local_value))) {
return StringUtils.formatDateTime(context, startTime);
} else if (trackName.equals(
context.getString(R.string.settings_recording_track_name_date_iso_8601_value))) {
return new SimpleDateFormat(ISO_8601_FORMAT, Locale.US).format(startTime);
} else if (trackName.equals(
context.getString(R.string.settings_recording_track_name_date_iso_8601_location_value))) {
StringBuffer value = new StringBuffer(
new SimpleDateFormat(ISO_8601_FORMAT, Locale.US).format(startTime));
if (location != null) {
String address = getReverseGeoCoding(context, location);
if (address != null && !address.equals("")) {
value.append(" " + address);
}
}
return value.toString();
} else {
// R.string.settings_recording_track_name_number_value)
return context.getString(R.string.track_name_format, trackId);
}
}
/**
* Gets the reverse geo coding string for a location.
*
* @param context the context
* @param location the location
*/
private static String getReverseGeoCoding(Context context, Location location) {
if (location == null || !ApiAdapterFactory.getApiAdapter().isGeoCoderPresent()) {
return null;
}
Geocoder geocoder = new Geocoder(context);
try {
List<Address> addresses = geocoder.getFromLocation(
location.getLatitude(), location.getLongitude(), 1);
if (addresses.size() > 0) {
Address address = addresses.get(0);
int lines = address.getMaxAddressLineIndex();
if (lines > 0) {
return address.getAddressLine(0);
}
String featureName = address.getFeatureName();
if (featureName != null) {
return featureName;
}
String thoroughfare = address.getThoroughfare();
if (thoroughfare != null) {
return thoroughfare;
}
String locality = address.getLocality();
if (locality != null) {
return locality;
}
}
} catch (IOException e) {
// Can safely ignore
}
return null;
}
}