package com.ihealth.ihealthlibrary; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.text.TextUtils; import android.util.Log; import android.os.Build; import com.facebook.react.bridge.Arguments; import com.facebook.react.bridge.Callback; import com.facebook.react.bridge.LifecycleEventListener; import com.facebook.react.bridge.ReactApplicationContext; import com.facebook.react.bridge.ReactMethod; import com.facebook.react.bridge.WritableMap; import com.facebook.react.module.annotations.ReactModule; import com.ihealth.communication.control.Bg1Control; import com.ihealth.communication.control.Bg1Profile; import com.ihealth.communication.manager.DiscoveryTypeEnum; import com.ihealth.communication.manager.iHealthDevicesCallback; import com.ihealth.communication.manager.iHealthDevicesManager; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.util.HashMap; import java.util.Map; import javax.annotation.Nullable; /** * Created by jing on 16/10/20. */ @ReactModule(name = iHealthDeviceManagerModule.MODULE_NAME) public class iHealthDeviceManagerModule extends iHealthBaseModule implements LifecycleEventListener { public static final String MODULE_NAME = "iHealthDeviceManagerModule"; private static final String modelName = "iHealthDeviceManagerModule"; private static final String TAG = "iHealthModel"; private final static String AM3S = "AM3S"; private final static String AM4 = "AM4"; private final static String AM6 = "AM6"; private final static String PO3 = "PO3"; private final static String BP5 = "BP5"; private final static String BP5S = "BP5S"; private final static String BP3L = "BP3L"; private final static String BP7 = "BP7"; private final static String BP7S = "BP7S"; private final static String KN550 = "KN550"; private final static String HS2 = "HS2"; private final static String HS2S = "HS2S"; private final static String HS2SPRO = "HS2S Pro"; private final static String HS4 = "HS4"; private final static String HS4S = "HS4S"; // private final static String HS6 = "HS6"; private final static String BG1 = "BG1"; private final static String BG1S = "BG1S"; private final static String BG5 = "BG5"; private final static String BG5S = "BG5S"; private final static String BG5L = "BG5L"; private final static String BTM = "BTM"; private final static String PT3SBT = "PT3SBT"; private final static String TS28B = "TS28B"; private final static String NT13B = "NT13B"; private final static String PO1 = "PO1"; private final static String BG1A = "BG1A"; private final static String Event_Scan_Device = "event_scan_device"; private final static String Event_Scan_Finish = "event_scan_finish"; private final static String Event_Device_Connected = "event_device_connected"; private final static String Event_Device_Connect_Failed = "event_device_connect_failed"; private final static String Event_Device_Disconnect = "event_device_disconnect"; private final static String Event_Authenticate_Result = "event_authenticate_result"; private static int callbackId; private ReactApplicationContext mContext; private String userName; private String mac = "";//macAddressForBg1 private static final String DESCRIPTION = "description"; private static final String IDPS = "idps"; private String idps = ""; public iHealthDeviceManagerModule(ReactApplicationContext reactContext) { super(TAG, reactContext); mContext = reactContext; reactContext.addLifecycleEventListener(this); /* iHealthDevicesManager.getInstance().init(mContext, Log.VERBOSE, Log.WARN); Bg1Control.getInstance().init(mContext, "", 0, true);*/ } private iHealthDevicesCallback miHealthDevicesCallback = new iHealthDevicesCallback() { @Override public void onScanDevice(String mac, String deviceType, int rssi, Map manufactorData) { WritableMap params = Arguments.createMap(); params.putString("mac", mac); if (deviceType.equals("KN-550BT")) { params.putString("type", "KN550"); } else { params.putString("type", deviceType); } params.putInt("rssi", rssi); sendEvent(Event_Scan_Device, params); } @Override public void onDeviceConnectionStateChange(String mac, String deviceType, int status, int errorID, Map manufactorData) { String eventName = null; if (status == iHealthDevicesManager.DEVICE_STATE_CONNECTED) { eventName = Event_Device_Connected; } else if (status == iHealthDevicesManager.DEVICE_STATE_CONNECTIONFAIL) { eventName = Event_Device_Connect_Failed; } else if (status == iHealthDevicesManager.DEVICE_STATE_DISCONNECTED) { eventName = Event_Device_Disconnect; } if (eventName != null) { WritableMap params = Arguments.createMap(); params.putString("mac", mac); if (deviceType.equals("KN-550BT")) { params.putString("type", "KN550"); } else { params.putString("type", deviceType); } if (errorID != 0) { params.putInt("errorid", errorID); } sendEvent(eventName, params); } } @Override public void onUserStatus(String username, int userStatus) { WritableMap params = Arguments.createMap(); params.putInt("authen", userStatus); sendEvent(Event_Authenticate_Result, params); } @Override public void onDeviceNotify(String mac, String deviceType, String action, String message) { commandHandleDeviceNotify(mac, deviceType, action, message); } @Override public void onScanFinish() { sendEvent(Event_Scan_Finish, null); } @Override public void onSDKStatus(int statusId, String statusMessage) { if (iHealthDevicesManager.SDK_STATUS_BLUETOOTH_DISABLE == statusId) { Log.i("", "Bluetooth service is disable!"); } else if (iHealthDevicesManager.SDK_STATUS_LOCATION_DISABLE == statusId) { Log.i("", "Location service is disable!"); } else if (iHealthDevicesManager.SDK_STATUS_BLUETOOTH_PERMISSION == statusId) { Log.i("", "Miss android permission: " + statusMessage); } else if (iHealthDevicesManager.SDK_STATUS_LICENSE_EXPIRED == statusId) { Log.i("", "License is not match with application id or is expired!"); } else if (iHealthDevicesManager.SDK_STATUS_LICENSE_DEVICE_PERMISSION == statusId) { Log.i("", "Need this device permission!"); } } }; private void commandHandleDeviceNotify(String mac, String deviceType, String action, String message) { //为了与iOS返回值保持一致，需要进行二次加工 iHealthBaseModule module = null; switch (deviceType) { case iHealthDevicesManager.TYPE_BP5: module = getReactApplicationContext().getNativeModule(BP5Module.class); break; case iHealthDevicesManager.TYPE_BP5S: module = getReactApplicationContext().getNativeModule(BP5SModule.class); break; case iHealthDevicesManager.TYPE_BP3L: module = getReactApplicationContext().getNativeModule(BP3LModule.class); break; case iHealthDevicesManager.TYPE_550BT: module = getReactApplicationContext().getNativeModule(BP550BTModule.class); break; case iHealthDevicesManager.TYPE_BP7: module = getReactApplicationContext().getNativeModule(BP7Module.class); break; case iHealthDevicesManager.TYPE_BP7S: module = getReactApplicationContext().getNativeModule(BP7SModule.class); break; case iHealthDevicesManager.TYPE_AM3S: module = getReactApplicationContext().getNativeModule(AM3SModule.class); break; case iHealthDevicesManager.TYPE_AM4: module = getReactApplicationContext().getNativeModule(AM4Module.class); break; case iHealthDevicesManager.TYPE_AM6: module = getReactApplicationContext().getNativeModule(AM6Module.class); break; case iHealthDevicesManager.TYPE_PO3: module = getReactApplicationContext().getNativeModule(PO3Module.class); break; case iHealthDevicesManager.TYPE_HS2: module = getReactApplicationContext().getNativeModule(HS2Module.class); break; case iHealthDevicesManager.TYPE_HS2S: module = getReactApplicationContext().getNativeModule(HS2SModule.class); break; case iHealthDevicesManager.TYPE_HS2SPRO: module = getReactApplicationContext().getNativeModule(HS2SProModule.class); break; case iHealthDevicesManager.TYPE_HS4: case iHealthDevicesManager.TYPE_HS4S: module = getReactApplicationContext().getNativeModule(HS4SModule.class); break; case iHealthDevicesManager.TYPE_HS6: break; case iHealthDevicesManager.TYPE_BG1: break; case iHealthDevicesManager.TYPE_BG1S: module = getReactApplicationContext().getNativeModule(BG1SModule.class); break; case iHealthDevicesManager.TYPE_BG5: module = getReactApplicationContext().getNativeModule(BG5Module.class); break; case iHealthDevicesManager.TYPE_BG5S: module = getReactApplicationContext().getNativeModule(BG5SModule.class); break; case iHealthDevicesManager.TYPE_FDIR_V3: module = getReactApplicationContext().getNativeModule(BTMModule.class); break; case iHealthDevicesManager.TYPE_PT3SBT: module = getReactApplicationContext().getNativeModule(PT3SBTModule.class); break; case iHealthDevicesManager.TYPE_TS28B: module = getReactApplicationContext().getNativeModule(TS28BModule.class); break; case iHealthDevicesManager.TYPE_NT13B: module = getReactApplicationContext().getNativeModule(NT13BModule.class); break; case iHealthDevicesManager.TYPE_PO1: module = getReactApplicationContext().getNativeModule(PO1Module.class); break; case iHealthDevicesManager.TYPE_BG1A: module = getReactApplicationContext().getNativeModule(BG1AModule.class); break; default: module = null; break; } if (module != null) { module.handleNotify(mac, deviceType, action, message); } else { Log.e(TAG, "We do not support this type: " + deviceType); } } @Nullable @Override public Map getConstants() { final Map constants = new HashMap<>(); constants.put(AM3S, iHealthDevicesManager.DISCOVERY_AM3S); constants.put(AM4, iHealthDevicesManager.DISCOVERY_AM4); constants.put(AM6, iHealthDevicesManager.DISCOVERY_AM6); constants.put(PO3, iHealthDevicesManager.DISCOVERY_PO3); constants.put(BP5, iHealthDevicesManager.DISCOVERY_BP5); constants.put(BP5S, iHealthDevicesManager.DISCOVERY_BP5S); constants.put(BP3L, iHealthDevicesManager.DISCOVERY_BP3L); constants.put(BP7, iHealthDevicesManager.DISCOVERY_BP7); constants.put(BP7S, iHealthDevicesManager.DISCOVERY_BP7S); constants.put(KN550, iHealthDevicesManager.DISCOVERY_BP550BT); constants.put(HS2, iHealthDevicesManager.DISCOVERY_HS2); constants.put(HS2S, iHealthDevicesManager.DISCOVERY_HS2S); constants.put(HS4, iHealthDevicesManager.DISCOVERY_HS4); constants.put(HS4S, iHealthDevicesManager.DISCOVERY_HS4S); constants.put(BG1, (double) 110); constants.put(BG1S, iHealthDevicesManager.DISCOVERY_BG1S); constants.put(BG1A, iHealthDevicesManager.DISCOVERY_BG1A); constants.put(BG5, iHealthDevicesManager.DISCOVERY_BG5); constants.put(BG5S, iHealthDevicesManager.DISCOVERY_BG5S); constants.put(BTM, iHealthDevicesManager.DISCOVERY_FDIR_V3); constants.put(PT3SBT, iHealthDevicesManager.DISCOVERY_PT3SBT); constants.put(TS28B, iHealthDevicesManager.DISCOVERY_TS28B); constants.put(NT13B, iHealthDevicesManager.DISCOVERY_NT13B); constants.put(PO1, iHealthDevicesManager.DISCOVERY_PO1); constants.put(PO3, iHealthDevicesManager.DISCOVERY_PO3); constants.put("Event_Scan_Device", Event_Scan_Device); constants.put("Event_Scan_Finish", Event_Scan_Finish); constants.put("Event_Device_Connected", Event_Device_Connected); constants.put("Event_Device_Connect_Failed", Event_Device_Connect_Failed); constants.put("Event_Device_Disconnect", Event_Device_Disconnect); constants.put("Event_Authenticate_Result", Event_Authenticate_Result); return constants; } @Override public String getName() { return MODULE_NAME; } @Override public void onHostResume() { if (callbackId == 0) { iHealthDevicesManager.getInstance().init(getCurrentActivity().getApplication(), Log.VERBOSE, Log.VERBOSE); Bg1Control.getInstance().init(mContext, "", 0, true); callbackId = iHealthDevicesManager.getInstance().registerClientCallback(miHealthDevicesCallback); } } @Override public void onHostPause() { Log.i(TAG, "onHostPause"); } @Override public void onHostDestroy() { Log.e(TAG, "onHostDestroy"); if (mBroadcastReceiverRegistered) { unRegisterReceiver(); } callbackId = 0; iHealthDevicesManager.getInstance().unRegisterClientCallback(callbackId); iHealthDevicesManager.getInstance().destroy(); } private DiscoveryTypeEnum getDiscoveryType(String type) { switch (type) { case "AM3S": return DiscoveryTypeEnum.AM3S; case "AM4": return DiscoveryTypeEnum.AM4; case "AM6": return DiscoveryTypeEnum.AM6; case "BG1S": return DiscoveryTypeEnum.BG1S; case "BG5": return DiscoveryTypeEnum.BG5; case "BG5S": return DiscoveryTypeEnum.BG5S; case "BP3L": return DiscoveryTypeEnum.BP3L; case "BP5": return DiscoveryTypeEnum.BP5; case "BP5S": return DiscoveryTypeEnum.BP5S; case "BP7": return DiscoveryTypeEnum.BP7; case "KN550": return DiscoveryTypeEnum.BP550BT; case "HS2": return DiscoveryTypeEnum.HS2; case "HS2S": return DiscoveryTypeEnum.HS2S; case "HS2S Pro": return DiscoveryTypeEnum.HS2SPRO; case "HS4": return DiscoveryTypeEnum.HS4; case "HS4S": return DiscoveryTypeEnum.HS4S; case "PO1": return DiscoveryTypeEnum.PO1; case "PO3": return DiscoveryTypeEnum.PO3; case "PT3SBT": return DiscoveryTypeEnum.PT3SBT; case "NT13B": return DiscoveryTypeEnum.NT13B; case "TS28B": return DiscoveryTypeEnum.TS28B; case "BG1A": return DiscoveryTypeEnum.BG1A; default: return DiscoveryTypeEnum.NULL; } } @ReactMethod public void startDiscovery(String type) { if (type.equals("BG1")) { registerReceiver();//scan BG1 } else { iHealthDevicesManager.getInstance().startDiscovery(getDiscoveryType(type)); } } @ReactMethod public void stopDiscovery() { iHealthDevicesManager.getInstance().stopDiscovery(); } @ReactMethod public void connectDevice(String mac, String type) { if (type.equals(BG1)) { Bg1Control.getInstance().connect(); } else if (type.equals(iHealthDevicesManager.TYPE_FDIR_V3)) { connectTherm(this.userName, mac, type, 1, 1, 2, 0, 1, 0); } else { if (type.equals("KN550")) { iHealthDevicesManager.getInstance().connectDevice(this.userName, mac, iHealthDevicesManager.TYPE_550BT); } else { iHealthDevicesManager.getInstance().connectDevice(this.userName, mac, type); } } } @ReactMethod public void connectTherm(String userName, String mac, String type, int unit, int measureTarget, int functionTarget, int hour, int minute, int second) { iHealthDevicesManager.getInstance().connectTherm(userName, mac, type, unit, measureTarget, functionTarget, hour, minute, second); } @ReactMethod public void authenConfigureInfo(String userName, String clientID, String clientSecret) { this.userName = userName; // iHealthDevicesManager.getInstance().sdkUserInAuthor(mContext, userName, clientID, clientSecret, callbackId); } @ReactMethod public void authenAppSecret(String appSecret, Callback callback) { boolean authenResult = iHealthDevicesManager.getInstance().sdkAuthWithAppSecret(mContext, appSecret); callback.invoke(authenResult); } @ReactMethod public void getDevicesIDPS(String mac, Callback callback) { String idpsInfo = iHealthDevicesManager.getInstance().getDevicesIDPS(mac); WritableMap writableMap = Arguments.createMap(); Utils.jsonToMap(idpsInfo, writableMap); callback.invoke(writableMap); } @Override public void handleNotify(String mac, String deviceType, String action, String message) { //Do nothing } private void registerReceiver() { IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(Intent.ACTION_HEADSET_PLUG); intentFilter.addAction(Bg1Profile.ACTION_BG1_CONNECT_RESULT); intentFilter.addAction(Bg1Profile.ACTION_BG1_SENDCODE_RESULT); intentFilter.addAction(Bg1Profile.ACTION_BG1_MEASURE_ERROR); intentFilter.addAction(Bg1Profile.ACTION_BG1_MEASURE_STANDBY); intentFilter.addAction(Bg1Profile.ACTION_BG1_MEASURE_RESULT); intentFilter.addAction(Bg1Profile.ACTION_BG1_MEASURE_STRIP_IN); intentFilter.addAction(Bg1Profile.ACTION_BG1_MEASURE_GET_BLOOD); intentFilter.addAction(Bg1Profile.ACTION_BG1_MEASURE_STRIP_OUT); intentFilter.addAction(Bg1Profile.ACTION_BG1_IDPS); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) { mContext.registerReceiver(broadcastReceiver, intentFilter, Context.RECEIVER_NOT_EXPORTED); } else { mContext.registerReceiver(broadcastReceiver, intentFilter); } mBroadcastReceiverRegistered = true; } synchronized private void unRegisterReceiver() { mContext.unregisterReceiver(broadcastReceiver); mBroadcastReceiverRegistered = false; } private boolean mBroadcastReceiverRegistered = false; private BroadcastReceiver broadcastReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { if (!TextUtils.isEmpty(intent.getAction())) { iHealthBaseModule module = getReactApplicationContext().getNativeModule(BG1Module.class); WritableMap params = Arguments.createMap(); params.putString("action", intent.getAction()); params.putString("mac", mac); params.putString("type", BG1); try { JSONObject jsonObject = new JSONObject(); switch (intent.getAction()) { case Intent.ACTION_HEADSET_PLUG: Log.e(TAG, "headset state -----> " + intent.getExtras().getInt("state")); Log.e(TAG, "has microphone ----> " + intent.getExtras().getInt("microphone")); Log.e(TAG, "headset name ------> " + intent.getExtras().getString("name")); jsonObject.put("state", intent.getExtras().getInt("state")); Utils.jsonToMap(jsonObject.toString(), params); if (intent.getExtras().getInt("state") == 1) { if (intent.getExtras().getInt("microphone") == 1) {//1 if headset has a microphone, 0 otherwise sendEvent(Event_Scan_Device, params); } else { Log.e(TAG, "headSet has no microphone"); } } else { sendEvent(Event_Device_Disconnect, params); Bg1Control.getInstance().disconnect(); module.handleNotify(mac, BG1, Event_Device_Disconnect, jsonObject.toString()); } sendEvent(Event_Scan_Finish, null); break; case Bg1Profile.ACTION_BG1_CONNECT_RESULT: int connectFlag = intent.getIntExtra(Bg1Profile.BG1_CONNECT_RESULT, -1); jsonObject.put(Bg1Profile.BG1_CONNECT_RESULT, connectFlag); jsonObject.put(DESCRIPTION, getErrorDescription(Bg1Profile.ACTION_BG1_CONNECT_RESULT, connectFlag)); if (formatIdps(idps) != null) { jsonObject.put(IDPS, formatIdps(idps)); } Utils.jsonToMap(jsonObject.toString(), params); if (connectFlag == 0) { sendEvent(Event_Device_Connected, params); } else { sendEvent(Event_Device_Connect_Failed, params); } break; case Bg1Profile.ACTION_BG1_SENDCODE_RESULT: int sendCodeFlag = intent.getIntExtra(Bg1Profile.BG1_SENDCODE_RESULT, -1); jsonObject.put(Bg1Profile.BG1_SENDCODE_RESULT, sendCodeFlag); jsonObject.put(DESCRIPTION, getErrorDescription(Bg1Profile.ACTION_BG1_SENDCODE_RESULT, sendCodeFlag)); //Utils.jsonToMap(jsonObject.toString(), params); module.handleNotify(mac, BG1, Bg1Profile.ACTION_BG1_SENDCODE_RESULT, jsonObject.toString()); break; case Bg1Profile.ACTION_BG1_MEASURE_ERROR: int errorNumber = intent.getIntExtra(Bg1Profile.BG1_MEASURE_ERROR, -1); jsonObject.put(Bg1Profile.BG1_MEASURE_ERROR, errorNumber); jsonObject.put(DESCRIPTION, getErrorDescription(Bg1Profile.ACTION_BG1_MEASURE_ERROR, errorNumber)); module.handleNotify(mac, BG1, Bg1Profile.ACTION_BG1_MEASURE_ERROR, jsonObject.toString()); break; case Bg1Profile.ACTION_BG1_MEASURE_RESULT: int measureResult = intent.getIntExtra(Bg1Profile.BG1_MEASURE_RESULT, -1); jsonObject.put(Bg1Profile.BG1_MEASURE_RESULT, measureResult); module.handleNotify(mac, BG1, Bg1Profile.ACTION_BG1_MEASURE_RESULT, jsonObject.toString()); break; case Bg1Profile.ACTION_BG1_IDPS: idps = intent.getStringExtra(Bg1Profile.BG1_IDPS); mac = getMacFromIdps(idps); // module.handleNotify(mac, BG1, Bg1Profile.ACTION_BG1_IDPS, intent.getStringExtra(Bg1Profile.BG1_IDPS)); break; default: module.handleNotify(mac, BG1, intent.getAction(), jsonObject.toString()); break; } } catch (JSONException e) { e.printStackTrace(); } } } String getMacFromIdps(String idps) { //{"IDPS":[{"DeviceId":"9D300A5682","FirmWare":"13.5.0","HardWare":"13.6.0"}]} try { JSONObject sourceObject = new JSONObject(idps); JSONArray array = sourceObject.getJSONArray("IDPS"); JSONObject object = (JSONObject) array.get(0); return object.getString("DeviceId"); } catch (Exception e) { } return ""; } JSONObject formatIdps(String idps) { try { JSONObject sourceObject = new JSONObject(idps); JSONArray array = sourceObject.getJSONArray("IDPS"); return (JSONObject) array.get(0); } catch (Exception e) { } return null; } String getErrorDescription(String action, int err_num) { switch (action) { case Bg1Profile.ACTION_BG1_CONNECT_RESULT: case Bg1Profile.ACTION_BG1_SENDCODE_RESULT: if ((err_num >= 6 && err_num <= 13) || (err_num >= 19 && err_num <= 28)) { return "Send code failed."; } switch (err_num) { case 0: return "Success."; case 1: return "Hand shake timeout."; case 2: case 16://1307 return "Get idps failed."; case 3: return "Register clientId failed."; case 5: case 17://1307 return "Identify failed."; case 32: return "Connect timeout"; case 18: return "Set bottleId failed."; default: return "Unknown."; } case Bg1Profile.ACTION_BG1_MEASURE_ERROR: switch (err_num) { case 0: return "Battery is low."; case 1: return "Glucose test result is out of the measurement range."; case 2: return "Unknown interference detected, please repeat the test."; case 3: return "Strip is used or unknown moisture detected, discard the test strip and repeat the test with a new strip."; case 4: return "Communication error,resend the code to repeat the test."; case 5: case 6: return "The environmental temperature is beyond normal range, place the meter at room temperature for at least 30 minutes, then repeat the test."; case 7: return "Authentication failed more than 10 times."; case 8: return "Communication error, please repeat the test."; case 9: case 10: case 11: return "Communication error, please repeat the test. If the problem persists, contact iHealth customer service for assistance."; case 12: return "Glucose test result is low."; case 13: return "Glucose test result is high."; case 400: return "Parameters out of range."; case 401: return "Dolby is on, please turn it off."; default: return "Unknown."; } default: return "Unknown."; } } }; @ReactMethod public void disconnectDevice(String mac, String type) { if (type.equals(BG1)) { Bg1Control.getInstance().disconnect(); } else { iHealthDevicesManager.getInstance().disconnectDevice(mac, type); } } @ReactMethod public void sdkAuthWithLicense(String license) { boolean result = false; try { InputStream ins = mContext.getAssets().open(license); byte[] licenseBuffer = new byte[ins.available()]; ins.read(licenseBuffer); ins.close(); result = iHealthDevicesManager.getInstance().sdkAuthWithLicense(licenseBuffer); } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } WritableMap writableMap = Arguments.createMap(); writableMap.putBoolean("access", result); sendEvent(Event_Authenticate_Result, writableMap); } @ReactMethod public void isSupportOTG(Callback callback) { boolean isSupportOTG = iHealthDevicesManager.getInstance().checkSupportOTG(); callback.invoke(isSupportOTG); } @ReactMethod public void addListener(String eventName) {} @ReactMethod public void removeListeners(double count) {} }