mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-06-26 15:00:13 +02:00
209 lines
9.2 KiB
Java
209 lines
9.2 KiB
Java
/* Copyright (C) 2016-2021 Andreas Shimokawa, Carsten Pfeiffer, Sebastian
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Kranz, Davis Mosenkovs, José Rebelo
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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.mijia_lywsd;
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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.widget.Toast;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.IOException;
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import java.util.Objects;
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import java.util.SimpleTimeZone;
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import java.util.UUID;
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import nodomain.freeyourgadget.gadgetbridge.GBApplication;
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import nodomain.freeyourgadget.gadgetbridge.activities.devicesettings.DeviceSettingsPreferenceConst;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventBatteryInfo;
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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.BatteryState;
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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.DeviceInfoProfile;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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public class MijiaLywsdSupport extends AbstractBTLEDeviceSupport {
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private static final Logger LOG = LoggerFactory.getLogger(MijiaLywsdSupport.class);
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private static final UUID UUID_TIME = UUID.fromString("ebe0ccb7-7a0a-4b0c-8a1a-6ff2997da3a6");
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private static final UUID UUID_BATTERY = UUID.fromString("ebe0ccc4-7a0a-4b0c-8a1a-6ff2997da3a6");
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private static final UUID UUID_SCALE = UUID.fromString("ebe0ccbe-7a0a-4b0c-8a1a-6ff2997da3a6");
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private static final UUID UUID_CONN_INTERVAL = UUID.fromString("ebe0ccd8-7a0a-4b0c-8a1a-6ff2997da3a6");
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private final DeviceInfoProfile<MijiaLywsdSupport> deviceInfoProfile;
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private final GBDeviceEventVersionInfo versionCmd = new GBDeviceEventVersionInfo();
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private final GBDeviceEventBatteryInfo batteryCmd = new GBDeviceEventBatteryInfo();
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private final 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 (Objects.equals(s, DeviceInfoProfile.ACTION_DEVICE_INFO)) {
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handleDeviceInfo((nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfo) intent.getParcelableExtra(DeviceInfoProfile.EXTRA_DEVICE_INFO));
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}
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}
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};
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public MijiaLywsdSupport() {
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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(UUID.fromString("ebe0ccb0-7a0a-4b0c-8a1a-6ff2997da3a6"));
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deviceInfoProfile = new DeviceInfoProfile<>(this);
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deviceInfoProfile.addListener(mListener);
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addSupportedProfile(deviceInfoProfile);
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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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if (GBApplication.getPrefs().getBoolean("datetime_synconconnect", true)) {
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setTime(builder);
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}
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getBatteryInfo(builder);
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setConnectionInterval(builder);
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setInitialized(builder);
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return builder;
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}
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private void setTime(TransactionBuilder builder) {
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BluetoothGattCharacteristic timeCharacteristc = getCharacteristic(MijiaLywsdSupport.UUID_TIME);
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long ts = System.currentTimeMillis();
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byte offsetHours = (byte) (SimpleTimeZone.getDefault().getOffset(ts) / (1000 * 60 * 60));
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ts = (ts + 250 + 500) / 1000; // round to seconds with +250 ms to compensate for BLE connection interval
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builder.write(timeCharacteristc, new byte[]{
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(byte) (ts & 0xff),
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(byte) ((ts >> 8) & 0xff),
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(byte) ((ts >> 16) & 0xff),
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(byte) ((ts >> 24) & 0xff),
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offsetHours});
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}
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private void setConnectionInterval(TransactionBuilder builder) {
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BluetoothGattCharacteristic intervalCharacteristc = getCharacteristic(MijiaLywsdSupport.UUID_CONN_INTERVAL);
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builder.write(intervalCharacteristc, new byte[]{(byte) 0xf4, (byte) 0x01}); // maximum interval of 500 ms
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}
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private void getBatteryInfo(TransactionBuilder builder) {
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BluetoothGattCharacteristic batteryCharacteristc = getCharacteristic(MijiaLywsdSupport.UUID_BATTERY);
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builder.read(batteryCharacteristc);
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}
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private void setTemperatureScale(TransactionBuilder builder, String scale) {
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BluetoothGattCharacteristic scaleCharacteristc = getCharacteristic(MijiaLywsdSupport.UUID_SCALE);
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builder.write(scaleCharacteristc, new byte[]{(byte) ("f".equals(scale) ? 0x01 : 0xff)});
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}
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private void handleBatteryInfo(byte[] value, int status) {
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if (status == BluetoothGatt.GATT_SUCCESS) {
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batteryCmd.level = ((short) value[0]);
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batteryCmd.state = (batteryCmd.level > 20) ? BatteryState.BATTERY_NORMAL : BatteryState.BATTERY_LOW;
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handleGBDeviceEvent(batteryCmd);
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}
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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 setInitialized(TransactionBuilder builder) {
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZED, getContext()));
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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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private void handleDeviceInfo(nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfo info) {
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LOG.warn("Device info: " + 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 void onSetTime() {
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TransactionBuilder builder;
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try {
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builder = performInitialized("Set time");
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setTime(builder);
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builder.queue(getQueue());
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} catch (IOException e) {
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LOG.error("Error setting time on LYWSD02", e);
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GB.toast("Error setting time on LYWSD02", Toast.LENGTH_LONG, GB.ERROR, e);
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}
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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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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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if (MijiaLywsdSupport.UUID_BATTERY.equals(characteristicUUID)) {
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handleBatteryInfo(characteristic.getValue(), status);
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return true;
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}
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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 onSendConfiguration(String config) {
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TransactionBuilder builder;
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try {
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switch (config) {
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case DeviceSettingsPreferenceConst.PREF_TEMPERATURE_SCALE_CF:
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String temperatureScale = GBApplication.getDeviceSpecificSharedPrefs(gbDevice.getAddress()).getString(DeviceSettingsPreferenceConst.PREF_TEMPERATURE_SCALE_CF, "");
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builder = performInitialized("Sending configuration for option: " + config);
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setTemperatureScale(builder, temperatureScale);
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builder.queue(getQueue());
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break;
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}
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} catch (IOException e) {
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LOG.error("Error setting configuration on LYWSD02", e);
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GB.toast("Error setting configuration", Toast.LENGTH_LONG, GB.ERROR, e);
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}
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}
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}
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