253 lines
11 KiB
Java
253 lines
11 KiB
Java
package nodomain.freeyourgadget.gadgetbridge.service.devices.miband2.operations;
|
|
|
|
import android.bluetooth.BluetoothGatt;
|
|
import android.bluetooth.BluetoothGattCharacteristic;
|
|
import android.content.SharedPreferences;
|
|
import android.support.annotation.NonNull;
|
|
import android.widget.Toast;
|
|
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
import java.io.IOException;
|
|
import java.text.DateFormat;
|
|
import java.util.ArrayList;
|
|
import java.util.Arrays;
|
|
import java.util.Calendar;
|
|
import java.util.GregorianCalendar;
|
|
import java.util.List;
|
|
import java.util.UUID;
|
|
import java.util.concurrent.TimeUnit;
|
|
|
|
import nodomain.freeyourgadget.gadgetbridge.GBApplication;
|
|
import nodomain.freeyourgadget.gadgetbridge.Logging;
|
|
import nodomain.freeyourgadget.gadgetbridge.R;
|
|
import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
|
|
import nodomain.freeyourgadget.gadgetbridge.database.DBHelper;
|
|
import nodomain.freeyourgadget.gadgetbridge.devices.SampleProvider;
|
|
import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBand2Service;
|
|
import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBandSampleProvider;
|
|
import nodomain.freeyourgadget.gadgetbridge.entities.DaoSession;
|
|
import nodomain.freeyourgadget.gadgetbridge.entities.Device;
|
|
import nodomain.freeyourgadget.gadgetbridge.entities.MiBandActivitySample;
|
|
import nodomain.freeyourgadget.gadgetbridge.entities.User;
|
|
import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
|
|
import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
|
|
import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceBusyAction;
|
|
import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.WaitAction;
|
|
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband2.MiBand2Support;
|
|
import nodomain.freeyourgadget.gadgetbridge.service.devices.miband2.AbstractMiBand2Operation;
|
|
import nodomain.freeyourgadget.gadgetbridge.util.ArrayUtils;
|
|
import nodomain.freeyourgadget.gadgetbridge.util.DateTimeUtils;
|
|
import nodomain.freeyourgadget.gadgetbridge.util.GB;
|
|
|
|
/**
|
|
* An operation that fetches activity data. For every fetch, a new operation must
|
|
* be created, i.e. an operation may not be reused for multiple fetches.
|
|
*/
|
|
public class FetchActivityOperation extends AbstractMiBand2Operation {
|
|
private static final Logger LOG = LoggerFactory.getLogger(FetchActivityOperation.class);
|
|
|
|
private List<MiBandActivitySample> samples = new ArrayList<>(60*24); // 1day per default
|
|
|
|
private byte lastPacketCounter = -1;
|
|
private Calendar startTimestamp;
|
|
|
|
public FetchActivityOperation(MiBand2Support support) {
|
|
super(support);
|
|
}
|
|
|
|
@Override
|
|
protected void enableNeededNotifications(TransactionBuilder builder, boolean enable) {
|
|
if (!enable) {
|
|
// dynamically enabled, but always disabled on finish
|
|
builder.notify(getCharacteristic(MiBand2Service.UUID_CHARACTERISTIC_5_ACTIVITY_DATA), enable);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
protected void doPerform() throws IOException {
|
|
TransactionBuilder builder = performInitialized("fetching activity data");
|
|
getSupport().setLowLatency(builder);
|
|
builder.add(new SetDeviceBusyAction(getDevice(), getContext().getString(R.string.busy_task_fetch_activity_data), getContext()));
|
|
BluetoothGattCharacteristic characteristicFetch = getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC4);
|
|
builder.notify(characteristicFetch, true);
|
|
BluetoothGattCharacteristic characteristicActivityData = getCharacteristic(MiBand2Service.UUID_CHARACTERISTIC_5_ACTIVITY_DATA);
|
|
|
|
GregorianCalendar sinceWhen = getLastSuccessfulSyncTime();
|
|
builder.write(characteristicFetch, BLETypeConversions.join(new byte[] { MiBand2Service.COMMAND_ACTIVITY_DATA_START_DATE, 0x01 }, getSupport().getTimeBytes(sinceWhen, TimeUnit.MINUTES)));
|
|
builder.add(new WaitAction(1000)); // TODO: actually wait for the success-reply
|
|
builder.notify(characteristicActivityData, true);
|
|
builder.write(characteristicFetch, new byte[] { MiBand2Service.COMMAND_FETCH_ACTIVITY_DATA });
|
|
builder.queue(getQueue());
|
|
}
|
|
|
|
private GregorianCalendar getLastSuccessfulSyncTime() {
|
|
long timeStampMillis = GBApplication.getPrefs().getLong(getLastSyncTimeKey(), 0);
|
|
if (timeStampMillis != 0) {
|
|
GregorianCalendar calendar = BLETypeConversions.createCalendar();
|
|
calendar.setTimeInMillis(timeStampMillis);
|
|
return calendar;
|
|
}
|
|
GregorianCalendar calendar = BLETypeConversions.createCalendar();
|
|
calendar.add(Calendar.DAY_OF_MONTH, -10);
|
|
return calendar;
|
|
}
|
|
|
|
private void saveLastSyncTimestamp(@NonNull GregorianCalendar timestamp) {
|
|
SharedPreferences.Editor editor = GBApplication.getPrefs().getPreferences().edit();
|
|
editor.putLong(getLastSyncTimeKey(), timestamp.getTimeInMillis());
|
|
editor.apply();
|
|
}
|
|
|
|
private String getLastSyncTimeKey() {
|
|
return getDevice().getAddress() + "_" + "lastSyncTimeMillis";
|
|
}
|
|
|
|
@Override
|
|
public boolean onCharacteristicChanged(BluetoothGatt gatt,
|
|
BluetoothGattCharacteristic characteristic) {
|
|
UUID characteristicUUID = characteristic.getUuid();
|
|
if (MiBand2Service.UUID_CHARACTERISTIC_5_ACTIVITY_DATA.equals(characteristicUUID)) {
|
|
handleActivityNotif(characteristic.getValue());
|
|
return true;
|
|
} else if (MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC4.equals(characteristicUUID)) {
|
|
handleActivityMetadata(characteristic.getValue());
|
|
return true;
|
|
} else {
|
|
return super.onCharacteristicChanged(gatt, characteristic);
|
|
}
|
|
}
|
|
|
|
private void handleActivityFetchFinish() {
|
|
LOG.info("Fetching activity data has finished.");
|
|
saveSamples();
|
|
operationFinished();
|
|
unsetBusy();
|
|
}
|
|
|
|
private void saveSamples() {
|
|
if (samples.size() > 0) {
|
|
// save all the samples that we got
|
|
try (DBHandler handler = GBApplication.acquireDB()) {
|
|
DaoSession session = handler.getDaoSession();
|
|
SampleProvider<MiBandActivitySample> sampleProvider = new MiBandSampleProvider(getDevice(), session);
|
|
Device device = DBHelper.getDevice(getDevice(), session);
|
|
User user = DBHelper.getUser(session);
|
|
|
|
GregorianCalendar timestamp = (GregorianCalendar) startTimestamp.clone();
|
|
for (MiBandActivitySample sample : samples) {
|
|
sample.setDevice(device);
|
|
sample.setUser(user);
|
|
sample.setTimestamp((int) (timestamp.getTimeInMillis() / 1000));
|
|
sample.setProvider(sampleProvider);
|
|
|
|
if (LOG.isDebugEnabled()) {
|
|
// LOG.debug("sample: " + sample);
|
|
}
|
|
|
|
timestamp.add(Calendar.MINUTE, 1);
|
|
}
|
|
sampleProvider.addGBActivitySamples(samples.toArray(new MiBandActivitySample[0]));
|
|
|
|
saveLastSyncTimestamp(timestamp);
|
|
LOG.info("Mi2 activity data: last sample timestamp: " + DateTimeUtils.formatDateTime(timestamp.getTime()));
|
|
|
|
} catch (Exception ex) {
|
|
GB.toast(getContext(), "Error saving activity samples", Toast.LENGTH_LONG, GB.ERROR);
|
|
} finally {
|
|
samples.clear();
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Method to handle the incoming activity data.
|
|
* There are two kind of messages we currently know:
|
|
* - the first one is 11 bytes long and contains metadata (how many bytes to expect, when the data starts, etc.)
|
|
* - the second one is 20 bytes long and contains the actual activity data
|
|
* <p/>
|
|
* The first message type is parsed by this method, for every other length of the value param, bufferActivityData is called.
|
|
*
|
|
* @param value
|
|
*/
|
|
private void handleActivityNotif(byte[] value) {
|
|
if (!isOperationRunning()) {
|
|
LOG.error("ignoring activity data notification because operation is not running. Data length: " + value.length);
|
|
getSupport().logMessageContent(value);
|
|
return;
|
|
}
|
|
|
|
if ((value.length % 4) == 1) {
|
|
if ((byte) (lastPacketCounter + 1) == value[0] ) {
|
|
lastPacketCounter++;
|
|
bufferActivityData(value);
|
|
} else {
|
|
GB.toast("Error fetching activity data, invalid package counter: " + value[0], Toast.LENGTH_LONG, GB.ERROR);
|
|
handleActivityFetchFinish();
|
|
return;
|
|
}
|
|
} else {
|
|
GB.toast("Error fetching activity data, unexpected package length: " + value.length, Toast.LENGTH_LONG, GB.ERROR);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Creates samples from the given 17-length array
|
|
* @param value
|
|
*/
|
|
private void bufferActivityData(byte[] value) {
|
|
int len = value.length;
|
|
|
|
if (len % 4 != 1) {
|
|
throw new AssertionError("Unexpected activity array size: " + value);
|
|
}
|
|
|
|
for (int i = 1; i < len; i+=4) {
|
|
MiBandActivitySample sample = createSample(value[i], value[i + 1], value[i + 2], value[i + 3]);
|
|
samples.add(sample);
|
|
}
|
|
}
|
|
|
|
private MiBandActivitySample createSample(byte category, byte intensity, byte steps, byte heartrate) {
|
|
MiBandActivitySample sample = new MiBandActivitySample();
|
|
sample.setRawKind(category & 0xff);
|
|
sample.setRawIntensity(intensity & 0xff);
|
|
sample.setSteps(steps & 0xff);
|
|
sample.setHeartRate(heartrate & 0xff);
|
|
|
|
return sample;
|
|
}
|
|
|
|
private void handleActivityMetadata(byte[] value) {
|
|
if (value.length == 15) {
|
|
// first two bytes are whether our request was accepted
|
|
if (ArrayUtils.equals(value, MiBand2Service.RESPONSE_ACTIVITY_DATA_START_DATE_SUCCESS, 0)) {
|
|
// the third byte (0x01 on success) = ?
|
|
// the 4th - 7th bytes probably somehow represent the number of bytes/packets to expect
|
|
|
|
// last 8 bytes are the start date
|
|
Calendar startTimestamp = getSupport().fromTimeBytes(org.apache.commons.lang3.ArrayUtils.subarray(value, 7, value.length));
|
|
setStartTimestamp(startTimestamp);
|
|
|
|
GB.toast(getContext().getString(R.string.FetchActivityOperation_about_to_transfer_since,
|
|
DateFormat.getDateTimeInstance().format(startTimestamp.getTime())), Toast.LENGTH_LONG, GB.INFO);
|
|
} else {
|
|
LOG.warn("Unexpected activity metadata: " + Logging.formatBytes(value));
|
|
handleActivityFetchFinish();
|
|
}
|
|
} else if (value.length == 3) {
|
|
if (Arrays.equals(MiBand2Service.RESPONSE_FINISH_SUCCESS, value)) {
|
|
handleActivityFetchFinish();
|
|
} else {
|
|
LOG.warn("Unexpected activity metadata: " + Logging.formatBytes(value));
|
|
handleActivityFetchFinish();
|
|
}
|
|
}
|
|
}
|
|
|
|
private void setStartTimestamp(Calendar startTimestamp) {
|
|
this.startTimestamp = startTimestamp;
|
|
}
|
|
}
|