/* Copyright (C) 2015-2024 115ek, Andreas Böhler, Andreas Shimokawa, Andrew
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Watkins, angelpup, Carsten Pfeiffer, Cre3per, criogenic, DanialHanif, Daniel
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Dakhno, Daniele Gobbetti, Daniel Thompson, Da Pa, Dmytro Bielik, Frank Ertl,
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GeekosaurusR3x, Gordon Williams, Jean-François Greffier, jfgreffier, jhey,
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João Paulo Barraca, Jochen S, Johannes Krude, José Rebelo, ladbsoft,
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Lesur Frederic, mamucho, Manuel Ruß, maxirnilian, mkusnierz, narektor,
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Noodlez, odavo32nof, opavlov, pangwalla, Pavel Elagin, Petr Kadlec, Petr
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Vaněk, protomors, Quallenauge, Quang Ngô, Raghd Hamzeh, Sami Alaoui,
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Sebastian Kranz, sedy89, Sergey Trofimov, Sophanimus, Stefan Bora, Taavi
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Eomäe, thermatk, tiparega, Vadim Kaushan, x29a, xaos, Yukai Li
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service;
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import android.bluetooth.BluetoothAdapter;
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import android.content.Context;
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import android.util.Log;
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import android.widget.Toast;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import nodomain.freeyourgadget.gadgetbridge.GBException;
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import nodomain.freeyourgadget.gadgetbridge.R;
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import nodomain.freeyourgadget.gadgetbridge.devices.DeviceCoordinator;
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import nodomain.freeyourgadget.gadgetbridge.externalevents.BluetoothConnectReceiver;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
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import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.pebble.PebbleSupport;
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import nodomain.freeyourgadget.gadgetbridge.util.DeviceHelper;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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import java.lang.reflect.Constructor;
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import java.lang.reflect.InvocationTargetException;
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import java.util.EnumSet;
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public class DeviceSupportFactory {
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private static final Logger LOG = LoggerFactory.getLogger(DeviceSupportFactory.class);
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private final BluetoothAdapter mBtAdapter;
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private final Context mContext;
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DeviceSupportFactory(Context context) {
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mContext = context;
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mBtAdapter = BluetoothAdapter.getDefaultAdapter();
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}
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public synchronized DeviceSupport createDeviceSupport(GBDevice device) throws GBException {
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DeviceSupport deviceSupport;
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String deviceAddress = device.getAddress();
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int indexFirstColon = deviceAddress.indexOf(":");
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if (indexFirstColon > 0) {
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if (indexFirstColon == deviceAddress.lastIndexOf(":")) { // only one colon
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deviceSupport = createTCPDeviceSupport(device);
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} else {
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// multiple colons -- bt?
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deviceSupport = createBTDeviceSupport(device);
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}
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} else {
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// no colon at all, maybe a class name?
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deviceSupport = createClassNameDeviceSupport(device);
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}
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if (deviceSupport != null) {
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return deviceSupport;
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}
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// no device found, check transport availability and warn
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checkBtAvailability();
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return null;
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}
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private DeviceSupport createClassNameDeviceSupport(GBDevice device) throws GBException {
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String className = device.getAddress();
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try {
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Class<?> deviceSupportClass = Class.forName(className);
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Constructor<?> constructor = deviceSupportClass.getConstructor();
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DeviceSupport support = (DeviceSupport) constructor.newInstance();
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// has to create the device itself
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support.setContext(device, null, mContext);
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return support;
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} catch (ClassNotFoundException e) {
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return null; // not a class, or not known at least
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} catch (Exception e) {
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throw new GBException("Error creating DeviceSupport instance for " + className, e);
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}
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}
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private void checkBtAvailability() {
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if (mBtAdapter == null) {
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GB.toast(mContext.getString(R.string.bluetooth_is_not_supported_), Toast.LENGTH_SHORT, GB.WARN);
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} else if (!mBtAdapter.isEnabled()) {
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GB.toast(mContext.getString(R.string.bluetooth_is_disabled_), Toast.LENGTH_SHORT, GB.WARN);
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}
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}
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private ServiceDeviceSupport createServiceDeviceSupport(GBDevice device) throws GBException {
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DeviceCoordinator coordinator = device.getDeviceCoordinator();
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Class supportClass = coordinator.getDeviceSupportClass();
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try {
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Constructor supportConstructor = supportClass.getConstructor(DeviceType.class);
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DeviceSupport supportInstance = (DeviceSupport) supportConstructor.newInstance(device.getType());
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return new ServiceDeviceSupport(supportInstance, coordinator.getInitialFlags());
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} catch (NoSuchMethodException e) {
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// ignore, let next call get the default, zero-argument constructor
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} catch (ReflectiveOperationException e) {
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LOG.error("error calling DeviceSupport constructor with argument 'DeviceType'");
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throw new GBException(e);
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}
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try {
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DeviceSupport supportInstance = (DeviceSupport) supportClass.newInstance();
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return new ServiceDeviceSupport(supportInstance, coordinator.getInitialFlags());
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} catch (ReflectiveOperationException e) {
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LOG.error("error calling DeviceSupport constructor with zero arguments");
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throw new GBException(e);
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}
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}
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private DeviceSupport createBTDeviceSupport(GBDevice gbDevice) throws GBException {
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if (mBtAdapter != null && mBtAdapter.isEnabled()) {
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try {
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DeviceSupport deviceSupport = createServiceDeviceSupport(gbDevice);
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if (deviceSupport != null) {
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deviceSupport.setContext(gbDevice, mBtAdapter, mContext);
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return deviceSupport;
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}
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} catch (Exception e) {
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throw new GBException(mContext.getString(R.string.cannot_connect_bt_address_invalid_), e);
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}
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}
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return null;
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}
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private DeviceSupport createTCPDeviceSupport(GBDevice gbDevice) throws GBException {
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try {
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DeviceSupport deviceSupport = new ServiceDeviceSupport(new PebbleSupport(), EnumSet.of(ServiceDeviceSupport.Flags.BUSY_CHECKING));
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deviceSupport.setContext(gbDevice, mBtAdapter, mContext);
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return deviceSupport;
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} catch (Exception e) {
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throw new GBException("cannot connect to " + gbDevice, e); // FIXME: localize
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}
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}
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}
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