2020-09-04 14:45:37 +02:00
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/* Copyright (C) 2016-2020 Andreas Shimokawa, Carsten Pfeiffer, Sebastian
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Kranz
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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 <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service.devices.domyos;
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import android.bluetooth.BluetoothGatt;
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import android.bluetooth.BluetoothGattCharacteristic;
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import android.content.Intent;
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import android.net.Uri;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.util.ArrayList;
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import java.util.UUID;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventVersionInfo;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
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import nodomain.freeyourgadget.gadgetbridge.model.Alarm;
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import nodomain.freeyourgadget.gadgetbridge.model.CalendarEventSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.CallSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.CannedMessagesSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.MusicSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.MusicStateSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.NotificationSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.WeatherSpec;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.AbstractBTLEDeviceSupport;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.GattService;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateAction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.IntentListener;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfo;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfoProfile;
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public class DomyosT540Support extends AbstractBTLEDeviceSupport {
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private static final Logger LOG = LoggerFactory.getLogger(DomyosT540Support.class);
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private static final UUID UUUD_SERVICE_DOMYOS = UUID.fromString("49535343-FE7D-4AE5-8FA9-9FAFD205E455");
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private static final UUID UUUD_CHARACTERISTICS_WRITE = UUID.fromString("49535343-8841-43F4-A8D4-ECBE34729BB3");
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private static final UUID UUUD_CHARACTERISTICS_NOTIFY = UUID.fromString("49535343-1E4D-4BD9-BA61-23C647249616");
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// those were captured during init, most of them seem to request information on the device, we leave it out for now
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//private static final byte[] COMMAND_UNKNOWN_INIT1 = new byte[]{(byte) 0xf0, (byte) 0xc9, (byte) 0xb9};
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//private static final byte[] COMMAND_UNKNOWN_INIT2 = new byte[]{(byte) 0xf0, (byte) 0xa3, (byte) 0x93};
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private static final byte[] COMMAND_STOP = new byte[]{(byte) 0xf0, (byte) 0xc8, (byte) 0x00, (byte) 0xb8};
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private static final byte[] COMMAND_START = new byte[]{(byte) 0xf0, (byte) 0xc8, (byte) 0x01, (byte) 0xb9};
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private static final byte[] COMMAND_SET_PARAMETERS = new byte[]{(byte) 0xf0, (byte) 0xad, (byte) 0xff, (byte) 0xff, 0x00, 0x00, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x00, 0x00, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x01, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x00};
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private static final byte[] COMMAND_INIT_DISPLAY = new byte[]{(byte) 0xf0, (byte) 0xcb, 0x02, 0x00, 0x08, (byte) 0xff, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x01, (byte) 0xcc};
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2021-05-18 19:15:04 +02:00
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2020-09-04 14:45:37 +02:00
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//private static final byte[] COMMAND_UNKNOWN_INIT4 = new byte[]{(byte) 0xf0, (byte) 0xa4, (byte) 0x94};
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//private static final byte[] COMMAND_UNKNOWN_INIT5 = new byte[]{(byte) 0xf0, (byte) 0xa5, (byte) 0x95};
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//private static final byte[] COMMAND_UNKNOWN_INIT6 = new byte[]{(byte) 0xf0, (byte) 0xab, (byte) 0x9b};
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private static final byte[] COMMAND_REQUEST_DATA = new byte[]{(byte) 0xf0, (byte) 0xac, (byte) 0x9c};
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private final DeviceInfoProfile<DomyosT540Support> deviceInfoProfile;
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private final GBDeviceEventVersionInfo versionCmd = new GBDeviceEventVersionInfo();
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private final byte[] last_data;
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private int start_time = 0;
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private int last_time = 0;
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2020-09-04 14:45:37 +02:00
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public DomyosT540Support() {
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super(LOG);
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addSupportedService(GattService.UUID_SERVICE_GENERIC_ACCESS);
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addSupportedService(GattService.UUID_SERVICE_GENERIC_ATTRIBUTE);
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addSupportedService(GattService.UUID_SERVICE_DEVICE_INFORMATION);
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addSupportedService(UUUD_SERVICE_DOMYOS);
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deviceInfoProfile = new DeviceInfoProfile<>(this);
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IntentListener mListener = new IntentListener() {
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@Override
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public void notify(Intent intent) {
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String s = intent.getAction();
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if (s.equals(DeviceInfoProfile.ACTION_DEVICE_INFO)) {
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DeviceInfo deviceInfo = intent.getParcelableExtra(DeviceInfoProfile.EXTRA_DEVICE_INFO);
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if (deviceInfo != null) {
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handleDeviceInfo(deviceInfo);
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2020-09-04 14:45:37 +02:00
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}
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}
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}
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};
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deviceInfoProfile.addListener(mListener);
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addSupportedProfile(deviceInfoProfile);
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last_data = new byte[26];
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}
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@Override
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protected TransactionBuilder initializeDevice(TransactionBuilder builder) {
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()));
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requestDeviceInfo(builder);
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enableNotifications(builder, true);
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setParameters(builder, 1.0f, 0, true);
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2020-09-04 14:45:37 +02:00
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writeChunked(builder, COMMAND_INIT_DISPLAY);
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setInitialized(builder);
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writeChunked(builder, COMMAND_REQUEST_DATA);
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return builder;
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}
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private void requestDeviceInfo(TransactionBuilder builder) {
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LOG.debug("Requesting Device Info!");
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deviceInfoProfile.requestDeviceInfo(builder);
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}
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private void enableNotifications(TransactionBuilder builder, boolean enable) {
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builder.notify(getCharacteristic(UUUD_CHARACTERISTICS_NOTIFY), enable);
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}
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private void setInitialized(TransactionBuilder builder) {
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZED, getContext()));
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}
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private void setDisplayValues(TransactionBuilder builder, int elapsedTime, int kCal, int heartRate, float incline, float speed, float distance) {
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ByteBuffer buffer = ByteBuffer.allocate(27);
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buffer.order(ByteOrder.BIG_ENDIAN);
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buffer.putShort((short) 0xf0cb);
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buffer.put((byte) 0x03);
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buffer.put((byte) (elapsedTime / 60));
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buffer.put((byte) (elapsedTime % 60));
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buffer.put((byte) 0xff);
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buffer.put((byte) 0x01);
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buffer.putShort((short) kCal);
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buffer.put((byte) 0x00);
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buffer.put((byte) 0x01);
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buffer.putShort((short) heartRate);
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buffer.put((byte) 0x00);
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buffer.put((byte) 0x01);
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buffer.putShort(((short) (incline * 10)));
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buffer.put((byte) 0x01);
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buffer.put((byte) 0x01);
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buffer.putShort((short) (speed * 10));
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buffer.put((byte) 0x01);
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buffer.put((byte) 0x01);
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buffer.putShort((short) (distance * 10));
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buffer.put((byte) 0x01);
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buffer.put((byte) 0x00);
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byte[] cmdSetDisplayValues = buffer.array();
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cmdSetDisplayValues[cmdSetDisplayValues.length - 1] = getChecksum(cmdSetDisplayValues);
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writeChunked(builder, cmdSetDisplayValues);
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}
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private void setParameters(TransactionBuilder builder, float speed, float incline, boolean btledOn) {
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byte[] cmdSetParameters = COMMAND_SET_PARAMETERS.clone();
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int intSpeed = (int) (speed * 10);
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int intIncline = (int) (incline * 10);
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cmdSetParameters[4] = (byte) (intSpeed >> 8);
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cmdSetParameters[5] = (byte) (intSpeed & 0xff);
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cmdSetParameters[13] = (byte) (intIncline >> 8);
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cmdSetParameters[14] = (byte) (intIncline & 0xff);
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cmdSetParameters[18] = (byte) (btledOn ? 0x01 : 0x00);
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cmdSetParameters[cmdSetParameters.length - 1] = getChecksum(cmdSetParameters);
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writeChunked(builder, cmdSetParameters);
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}
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void writeChunked(TransactionBuilder builder, byte[] data) {
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final int MAX_CHUNKLENGTH = 20;
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int remaining = data.length;
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byte count = 0;
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while (remaining > 0) {
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int copybytes = Math.min(remaining, MAX_CHUNKLENGTH);
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byte[] chunk = new byte[copybytes];
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System.arraycopy(data, count++ * MAX_CHUNKLENGTH, chunk, 0, copybytes);
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builder.write(getCharacteristic(UUUD_CHARACTERISTICS_WRITE), chunk);
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remaining -= copybytes;
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}
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builder.wait(100);
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}
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private byte getChecksum(byte[] command) {
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byte checksum = 0;
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for (byte b : command) {
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checksum += +b;
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}
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return checksum;
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}
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private void handleDeviceInfo(nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfo info) {
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versionCmd.hwVersion = info.getHardwareRevision();
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versionCmd.fwVersion = info.getFirmwareRevision();
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handleGBDeviceEvent(versionCmd);
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}
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@Override
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public boolean useAutoConnect() {
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return false;
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}
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@Override
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public void onFindDevice(boolean start) {
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byte[] command = new byte[]{(byte) 0xf0, (byte) 0xaf, (byte) (start ? 0x01 : 0x00), 0x00};
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command[3] = getChecksum(command);
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BluetoothGattCharacteristic characteristic = getCharacteristic(UUUD_CHARACTERISTICS_WRITE);
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TransactionBuilder builder = new TransactionBuilder("beep");
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builder.write(characteristic, command);
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builder.queue(getQueue());
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}
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@Override
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public boolean onCharacteristicChanged(BluetoothGatt gatt,
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BluetoothGattCharacteristic characteristic) {
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if (super.onCharacteristicChanged(gatt, characteristic)) {
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return true;
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}
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UUID characteristicUUID = characteristic.getUuid();
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if (characteristicUUID.equals(UUUD_CHARACTERISTICS_NOTIFY)) {
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byte[] data = characteristic.getValue();
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if (data.length == 6) { // FIXME: this is assumed the tail of the data below which does not fit inside the MTU
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System.arraycopy(data, 0, last_data, 20, 6);
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ByteBuffer buf = ByteBuffer.wrap(last_data);
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buf.order(ByteOrder.BIG_ENDIAN);
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buf.getShort(); // command
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float incline = buf.getShort() / 10.0f;
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if (incline >= 100) {
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incline -= 100;
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}
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buf.getShort(); // ??
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float speed = buf.getShort() / 10.0f;
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buf.getShort(); // ??
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int calories = buf.getShort();
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float distance = buf.getShort() / 10.0f;
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buf.getShort(); // ??
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boolean tabletStandUsed = buf.get() > 0;
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int heartRate = buf.getShort();
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float averageSpeed = buf.getShort() / 10.0f;
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boolean keyPluggedIn = buf.get() > 0;
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byte buttonCode = buf.get();
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buf.get(); // ??
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boolean workoutStarted = buf.get() > 0;
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TransactionBuilder builder = new TransactionBuilder("send update");
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if (buttonCode == 6 || buttonCode == 7) {
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if (workoutStarted || buttonCode == 7) {
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writeChunked(builder, COMMAND_STOP);
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} else {
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writeChunked(builder, COMMAND_START);
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start_time = (int) (System.currentTimeMillis() / 1000);
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}
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}
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builder.wait(200);
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writeChunked(builder, COMMAND_REQUEST_DATA);
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int time = (int) (System.currentTimeMillis() / 1000);
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if (last_time != time) {
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int timeElapsed = time - start_time;
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setDisplayValues(builder, timeElapsed, calories, heartRate, incline, speed, distance);
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last_time = time;
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}
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2020-09-04 14:45:37 +02:00
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builder.queue(getQueue());
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LOG.debug("speed: " + speed + " incline: " + incline + " distance: " + distance + " calories: " + calories + " average speed: " + averageSpeed + " heart rate: " + heartRate);
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LOG.debug("key plugged in: " + keyPluggedIn + " tablet stand used: " + tabletStandUsed + " buttonCode: " + buttonCode + " workout started: " + workoutStarted);
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} else if (data.length == 20 && data[0] == (byte) 0xf0 && data[1] == (byte) 0xbc) {
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System.arraycopy(data, 0, last_data, 0, 20);
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}
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return true;
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}
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LOG.info("Unhandled characteristic changed: " + characteristicUUID);
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return false;
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}
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@Override
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public boolean onCharacteristicRead(BluetoothGatt gatt,
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BluetoothGattCharacteristic characteristic, int status) {
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if (super.onCharacteristicRead(gatt, characteristic, status)) {
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return true;
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}
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UUID characteristicUUID = characteristic.getUuid();
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LOG.info("Unhandled characteristic read: " + characteristicUUID);
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return false;
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}
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@Override
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public void onTestNewFunction() {
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TransactionBuilder builder = new TransactionBuilder("xxx");
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//setDisplayValues(builder, 1, 10, 10, 10, 10);
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//writeChunked(builder, COMMAND_SET_DISPLAY);
|
|
|
|
|
|
|
|
builder.queue(getQueue());
|
2020-09-04 14:45:37 +02:00
|
|
|
}
|
|
|
|
}
|