AMapGeolocationModule.java
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package cn.feewee.amap3d.modules;
import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationClient;
import com.amap.api.location.AMapLocationClientOption;
import com.amap.api.location.AMapLocationListener;
import com.amap.api.services.core.AMapException;
import com.amap.api.services.core.LatLonPoint;
import com.amap.api.services.core.PoiItemV2;
import com.amap.api.services.geocoder.GeocodeSearch;
import com.amap.api.services.geocoder.RegeocodeAddress;
import com.amap.api.services.geocoder.RegeocodeQuery;
import com.amap.api.services.poisearch.PoiResultV2;
import com.amap.api.services.poisearch.PoiSearchV2;
import com.facebook.react.bridge.Arguments;
import com.facebook.react.bridge.Promise;
import com.facebook.react.bridge.ReactApplicationContext;
import com.facebook.react.bridge.ReactContextBaseJavaModule;
import com.facebook.react.bridge.ReactMethod;
import com.facebook.react.bridge.ReadableMap;
import com.facebook.react.bridge.WritableArray;
import com.facebook.react.bridge.WritableMap;
import com.facebook.react.modules.core.DeviceEventManagerModule;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
@SuppressWarnings("unused")
public class AMapGeolocationModule extends ReactContextBaseJavaModule implements AMapLocationListener {
private final ReactApplicationContext reactContext;
private final AMapLocationClientOption option = new AMapLocationClientOption();
private DeviceEventManagerModule.RCTDeviceEventEmitter eventEmitter;
private AMapLocationClient client;
private GeocodeSearch geocodeSearch;
public AMapGeolocationModule(ReactApplicationContext reactContext) {
super(reactContext);
this.reactContext = reactContext;
}
@NotNull
@Override
public String getName() {
return "AMapGeolocation";
}
@Override
public void onLocationChanged(AMapLocation location) {
if (location != null) {
eventEmitter.emit("AMapGeolocation", toJSON(location));
}
}
@ReactMethod
public void init(String key, Promise promise) throws Exception {
if (client != null) {
client.onDestroy();
}
AMapLocationClient.setApiKey(key);
AMapLocationClient.updatePrivacyShow(reactContext, true, true);
AMapLocationClient.updatePrivacyAgree(reactContext, true);
client = new AMapLocationClient(reactContext);
geocodeSearch = new GeocodeSearch(reactContext);
client.setLocationListener(this);
eventEmitter = reactContext.getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter.class);
promise.resolve(null);
}
@ReactMethod
public void start() {
client.startLocation();
}
@ReactMethod
public void stop() {
client.stopLocation();
}
@ReactMethod
public void addListener(String name) {
}
@ReactMethod
public void removeListeners(Integer count) {
}
@ReactMethod
public void isStarted(Promise promise) {
promise.resolve(client.isStarted());
}
@ReactMethod
public void getLastKnownLocation(Promise promise) {
promise.resolve(toJSON(client.getLastKnownLocation()));
}
@ReactMethod
public void setOnceLocation(boolean value) {
option.setOnceLocation(value);
client.setLocationOption(option);
}
@ReactMethod
public void setWifiScan(boolean value) {
option.setWifiScan(value);
client.setLocationOption(option);
}
@ReactMethod
public void setInterval(int interval) {
option.setInterval(interval);
client.setLocationOption(option);
}
@ReactMethod
public void setSensorEnable(boolean value) {
option.setSensorEnable(value);
client.setLocationOption(option);
}
@ReactMethod
public void setOpenAlwaysScanWifi(boolean value) {
AMapLocationClientOption.setOpenAlwaysScanWifi(value);
client.setLocationOption(option);
}
@ReactMethod
public void setNeedAddress(boolean value) {
option.setNeedAddress(value);
client.setLocationOption(option);
}
@ReactMethod
public void setOnceLocationLatest(boolean value) {
option.setOnceLocationLatest(value);
client.setLocationOption(option);
}
@ReactMethod
public void setMockEnable(boolean value) {
option.setMockEnable(value);
client.setLocationOption(option);
}
@ReactMethod
public void setLocationCacheEnable(boolean value) {
option.setLocationCacheEnable(value);
client.setLocationOption(option);
}
@ReactMethod
public void setGpsFirst(boolean value) {
option.setGpsFirst(value);
client.setLocationOption(option);
}
@ReactMethod
public void setHttpTimeout(int value) {
option.setHttpTimeOut(value);
client.setLocationOption(option);
}
@ReactMethod
public void setGpsFirstTimeout(int value) {
option.setGpsFirstTimeout(value);
client.setLocationOption(option);
}
@ReactMethod
public void setLocationMode(String mode) {
option.setLocationMode(AMapLocationClientOption.AMapLocationMode.valueOf(mode));
client.setLocationOption(option);
}
@ReactMethod
public void setLocationPurpose(String purpose) {
option.setLocationPurpose(AMapLocationClientOption.AMapLocationPurpose.valueOf(purpose));
client.setLocationOption(option);
}
@ReactMethod
public void setGeoLanguage(String language) {
option.setGeoLanguage(AMapLocationClientOption.GeoLanguage.valueOf(language));
client.setLocationOption(option);
}
@ReactMethod
public void reverseGeoCode(double lat, double lng, Float radius, Promise promise) {
if (lat <= 0 || lng <= 0) {
promise.reject(String.valueOf(-2), "无效的经纬度");
return;
}
LatLonPoint poi = new LatLonPoint(lat, lng);
RegeocodeQuery regeocodeQuery = new RegeocodeQuery(poi, 50.0F, GeocodeSearch.AMAP);
if (radius != null && radius >= 0f) {
regeocodeQuery.setRadius(radius);
}
regeocodeQuery.setPoiType("");
try {
RegeocodeAddress fromLocation = geocodeSearch.getFromLocation(regeocodeQuery);
if (!fromLocation.getFormatAddress().isEmpty()) {
WritableMap map = Arguments.createMap();
map.putString("address", fromLocation.getFormatAddress());
map.putString("country", fromLocation.getCountry());
map.putString("province", fromLocation.getProvince());
map.putString("city", fromLocation.getCity());
map.putString("cityCode", fromLocation.getCityCode());
map.putString("district", fromLocation.getDistrict());
map.putString("street", fromLocation.getStreetNumber().getStreet());
map.putString("streetNumber", fromLocation.getStreetNumber().getStreet());
map.putString("adCode", fromLocation.getAdCode());
promise.resolve(map);
} else {
promise.reject(String.valueOf(-1), "坐标地址解析失败，请重试");
}
} catch (AMapException ae) {
promise.reject(String.valueOf(ae.getErrorCode()), ae.getErrorMessage(), ae);
} catch (Exception e) {
promise.reject(String.valueOf(-1), "坐标地址解析失败，请重试", e);
}
}
@ReactMethod
public void searchPoi(String keyWord, String city, Promise promise) {
WritableMap params = Arguments.createMap();
try {
if (city == null || city.isEmpty()) {
promise.reject(String.valueOf(-3), "请选择城市");
return;
}
if (keyWord == null || keyWord.isEmpty()) {
promise.reject(String.valueOf(-4), "请输入关键字");
return;
}
PoiSearchV2.Query query = new PoiSearchV2.Query(keyWord, "", city);
query.setDistanceSort(true);
query.setPageNum(1);
query.setPageSize(13);
PoiSearchV2 searchV2 = new PoiSearchV2(reactContext, query);
PoiResultV2 resultV2 = searchV2.searchPOI();
ArrayList<PoiItemV2> pois = resultV2.getPois();
WritableArray array = Arguments.createArray();
if (pois != null) {
for (PoiItemV2 info : pois) {
if (info.getLatLonPoint() == null || info.getTitle() == null ||
info.getTitle().isEmpty() || info.getSnippet() == null || info.getSnippet().isEmpty()) {
continue;
}
WritableMap par = Arguments.createMap();
par.putString("address", info.getSnippet());
par.putString("provinceCode", info.getProvinceCode());
par.putString("province", info.getProvinceName());
par.putString("cityCode", info.getCityCode());
par.putString("city", info.getCityName());
par.putString("areaCode", info.getAdCode());
par.putString("area", info.getAdName());
par.putString("name", info.getTitle());
par.putString("uid", info.getPoiId());
par.putString("typeCode", info.getTypeCode());
par.putString("type", info.getTypeDes());
par.putDouble("latitude", info.getLatLonPoint().getLatitude());
par.putDouble("longitude", info.getLatLonPoint().getLongitude());
array.pushMap(par);
}
params.putInt("total", array.size());
}
params.putArray("result", array);
promise.resolve(params);
} catch (AMapException ae) {
promise.reject(String.valueOf(ae.getErrorCode()), ae.getErrorMessage(), ae);
} catch (Exception e) {
promise.reject(String.valueOf(-1), "地址搜索失败，请重试", e);
}
}
private ReadableMap toJSON(AMapLocation location) {
if (location == null) {
return null;
}
WritableMap map = Arguments.createMap();
map.putInt("errorCode", location.getErrorCode());
map.putString("errorInfo", location.getErrorInfo());
map.putString("locationDetail", location.getLocationDetail());
if (location.getErrorCode() == AMapLocation.LOCATION_SUCCESS) {
map.putDouble("timestamp", location.getTime());
map.putDouble("accuracy", location.getAccuracy());
map.putDouble("latitude", location.getLatitude());
map.putDouble("longitude", location.getLongitude());
map.putDouble("altitude", location.getAltitude());
map.putDouble("speed", location.getSpeed());
map.putDouble("heading", location.getBearing());
map.putInt("locationType", location.getLocationType());
map.putString("coordinateType", location.getCoordType());
map.putInt("gpsAccuracy", location.getGpsAccuracyStatus());
map.putInt("trustedLevel", location.getTrustedLevel());
if (!location.getAddress().isEmpty()) {
map.putString("address", location.getAddress());
map.putString("description", location.getDescription());
map.putString("poiName", location.getPoiName());
map.putString("country", location.getCountry());
map.putString("province", location.getProvince());
map.putString("city", location.getCity());
map.putString("cityCode", location.getCityCode());
map.putString("district", location.getDistrict());
map.putString("street", location.getStreet());
map.putString("streetNumber", location.getStreetNum());
map.putString("adCode", location.getAdCode());
}
}
return map;
}
}