Bip: WIP for ashimokawa
cpfeiffer
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/* Copyright (C) 2016-2017 Carsten Pfeiffer
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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.miband2.operations;
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import android.bluetooth.BluetoothGatt;
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import android.bluetooth.BluetoothGattCharacteristic;
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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.util.Calendar;
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import java.util.GregorianCalendar;
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import java.util.concurrent.TimeUnit;
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import nodomain.freeyourgadget.gadgetbridge.Logging;
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import nodomain.freeyourgadget.gadgetbridge.devices.amazfitbip.AmazfitBipService;
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import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBand2Service;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.WaitAction;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.miband2.MiBand2Support;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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/**
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* An operation that fetches activity data. For every fetch, a new operation must
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* be created, i.e. an operation may not be reused for multiple fetches.
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*/
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public class FetchSportsSummaryOperation extends AbstractFetchOperation {
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private static final Logger LOG = LoggerFactory.getLogger(FetchSportsSummaryOperation.class);
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// private List<MiBandActivitySample> samples = new ArrayList<>(60*24); // 1day per default
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private byte lastPacketCounter;
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public FetchSportsSummaryOperation(MiBand2Support support) {
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super(support);
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}
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@Override
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protected void startFetching(TransactionBuilder builder) {
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GregorianCalendar sinceWhen = getLastSuccessfulSyncTime();
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// builder.write(characteristicFetch, BLETypeConversions.join(new byte[] {
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// MiBand2Service.COMMAND_ACTIVITY_DATA_START_DATE,
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// AmazfitBipService.COMMAND_ACTIVITY_DATA_TYPE_SPORTS_SUMMARIES},
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// getSupport().getTimeBytes(sinceWhen, TimeUnit.MINUTES)));
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// builder.add(new WaitAction(1000)); // TODO: actually wait for the success-reply
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// builder.notify(characteristicActivityData, true);
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// builder.write(characteristicFetch, new byte[] { MiBand2Service.COMMAND_FETCH_ACTIVITY_DATA });
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}
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@Override
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protected void handleActivityFetchFinish() {
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LOG.info("Fetching activity data has finished round " + fetchCount);
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// GregorianCalendar lastSyncTimestamp = saveSamples();
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// if (lastSyncTimestamp != null && needsAnotherFetch(lastSyncTimestamp)) {
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// try {
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// startFetching();
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// return;
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// } catch (IOException ex) {
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// LOG.error("Error starting another round of fetching activity data", ex);
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// }
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// }
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super.handleActivityFetchFinish();
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}
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@Override
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public boolean onCharacteristicRead(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic, int status) {
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LOG.warn("characteristic read: " + characteristic.getUuid() + ": " + Logging.formatBytes(characteristic.getValue()));
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return super.onCharacteristicRead(gatt, characteristic, status);
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}
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/**
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* Method to handle the incoming activity data.
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* There are two kind of messages we currently know:
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* - the first one is 11 bytes long and contains metadata (how many bytes to expect, when the data starts, etc.)
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* - the second one is 20 bytes long and contains the actual activity data
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* <p/>
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* The first message type is parsed by this method, for every other length of the value param, bufferActivityData is called.
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*
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* @param value
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*/
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@Override
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protected void handleActivityNotif(byte[] value) {
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LOG.warn("sports data: " + Logging.formatBytes(value));
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if (!isOperationRunning()) {
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LOG.error("ignoring activity data notification because operation is not running. Data length: " + value.length);
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getSupport().logMessageContent(value);
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return;
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}
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if ((value.length % 4) == 1) {
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if ((byte) (lastPacketCounter + 1) == value[0] ) {
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lastPacketCounter++;
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bufferActivityData(value);
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} else {
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GB.toast("Error fetching activity data, invalid package counter: " + value[0], Toast.LENGTH_LONG, GB.ERROR);
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handleActivityFetchFinish();
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return;
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}
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} else {
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GB.toast("Error fetching activity data, unexpected package length: " + value.length, Toast.LENGTH_LONG, GB.ERROR);
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LOG.warn("Unexpected activity data: " + Logging.formatBytes(value));
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}
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}
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/**
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* Creates samples from the given 17-length array
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* @param value
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*/
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@Override
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protected void bufferActivityData(byte[] value) {
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// TODO: implement
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// int len = value.length;
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//
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// if (len % 4 != 1) {
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// throw new AssertionError("Unexpected activity array size: " + len);
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// }
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//
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// for (int i = 1; i < len; i+=4) {
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// }
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}
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@Override
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protected String getLastSyncTimeKey() {
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return getDevice().getAddress() + "_" + "lastSportsSyncTimeMillis";
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}
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protected GregorianCalendar getLastSuccessfulSyncTime() {
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// FIXME: remove this!
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GregorianCalendar calendar = BLETypeConversions.createCalendar();
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calendar.add(Calendar.DAY_OF_MONTH, -1);
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return calendar;
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}
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}
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