mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-07-04 12:02:06 +02:00
227 lines
8.9 KiB
Java
227 lines
8.9 KiB
Java
/* Copyright (C) 2023 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.huami.zeppos.services;
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import android.content.Intent;
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import androidx.localbroadcastmanager.content.LocalBroadcastManager;
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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.HashMap;
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import java.util.List;
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import java.util.Map;
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import nodomain.freeyourgadget.gadgetbridge.database.DBHelper;
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import nodomain.freeyourgadget.gadgetbridge.devices.DeviceCoordinator;
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import nodomain.freeyourgadget.gadgetbridge.model.Alarm;
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import nodomain.freeyourgadget.gadgetbridge.model.DeviceService;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.Huami2021Support;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.zeppos.AbstractZeppOsService;
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import nodomain.freeyourgadget.gadgetbridge.util.AlarmUtils;
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import nodomain.freeyourgadget.gadgetbridge.util.DeviceHelper;
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public class ZeppOsAlarmsService extends AbstractZeppOsService {
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private static final Logger LOG = LoggerFactory.getLogger(ZeppOsAlarmsService.class);
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public static final short ENDPOINT = 0x000f;
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public static final byte CMD_CAPABILITIES_REQUEST = 0x01;
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public static final byte CMD_CAPABILITIES_RESPONSE = 0x02;
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public static final byte CMD_CREATE = 0x03;
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public static final byte CMD_CREATE_ACK = 0x04;
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public static final byte CMD_DELETE = 0x05;
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public static final byte CMD_DELETE_ACK = 0x06;
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public static final byte CMD_UPDATE = 0x07;
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public static final byte CMD_UPDATE_ACK = 0x08;
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public static final byte CMD_REQUEST = 0x09;
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public static final byte CMD_RESPONSE = 0x0a;
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public static final byte CMD_NOTIFY_CHANGE = 0x0f;
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public static final int IDX_FLAGS = 0;
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public static final int IDX_POSITION = 1;
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public static final int IDX_HOUR = 2;
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public static final int IDX_MINUTE = 3;
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public static final int IDX_REPETITION = 4;
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public static final int FLAG_SMART = 0x01;
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public static final int FLAG_UNKNOWN_2 = 0x02;
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public static final int FLAG_ENABLED = 0x04;
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public ZeppOsAlarmsService(final Huami2021Support support) {
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super(support);
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}
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@Override
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public short getEndpoint() {
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return ENDPOINT;
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}
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@Override
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public boolean isEncrypted() {
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return false;
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}
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@Override
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public void handlePayload(final byte[] payload) {
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switch (payload[0]) {
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case CMD_CREATE_ACK:
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LOG.info("Alarm create ACK, status = {}", payload[1]);
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return;
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case CMD_DELETE_ACK:
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LOG.info("Alarm delete ACK, status = {}", payload[1]);
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return;
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case CMD_UPDATE_ACK:
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LOG.info("Alarm update ACK, status = {}", payload[1]);
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return;
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case CMD_NOTIFY_CHANGE:
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LOG.info("Alarms changed on band");
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requestAlarms();
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return;
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case CMD_RESPONSE:
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LOG.info("Got alarms from band");
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decodeAndUpdateAlarms(payload);
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return;
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default:
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LOG.warn("Unexpected alarms payload byte {}", String.format("0x%02x", payload[0]));
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}
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}
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private void requestAlarms() {
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try {
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final TransactionBuilder builder = new TransactionBuilder("request alarms");
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requestAlarms(builder);
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builder.queue(getSupport().getQueue());
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} catch (final Exception e) {
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LOG.error("Failed to request alarms", e);
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}
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}
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public void requestAlarms(final TransactionBuilder builder) {
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LOG.info("Requesting alarms");
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write(builder, new byte[]{CMD_REQUEST});
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}
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public void sendAlarm(final Alarm alarm, final TransactionBuilder builder) {
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final DeviceCoordinator coordinator = DeviceHelper.getInstance().getCoordinator(getSupport().getDevice());
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final Calendar calendar = AlarmUtils.toCalendar(alarm);
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final byte[] alarmMessage;
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if (!alarm.getUnused()) {
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int alarmFlags = 0;
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if (alarm.getEnabled()) {
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alarmFlags = FLAG_ENABLED;
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}
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if (coordinator.supportsSmartWakeup(getSupport().getDevice()) && alarm.getSmartWakeup()) {
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alarmFlags |= FLAG_SMART;
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}
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alarmMessage = new byte[]{
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CMD_CREATE,
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(byte) 0x01, // ?
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(byte) alarmFlags,
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(byte) alarm.getPosition(),
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(byte) calendar.get(Calendar.HOUR_OF_DAY),
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(byte) calendar.get(Calendar.MINUTE),
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(byte) alarm.getRepetition(),
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(byte) 0x00, // ?
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(byte) 0x00, // ?
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(byte) 0x00, // ?
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(byte) 0x00, // ?, this is usually 0 in the create command, 1 in the watch response
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(byte) 0x00, // ?
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};
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} else {
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// Delete it from the band
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alarmMessage = new byte[]{
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CMD_DELETE,
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(byte) 0x01, // ?
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(byte) alarm.getPosition()
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};
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}
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write(builder, alarmMessage);
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}
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private void decodeAndUpdateAlarms(final byte[] payload) {
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final int numAlarms = payload[1];
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if (payload.length != 2 + numAlarms * 10) {
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LOG.warn("Unexpected payload length of {} for {} alarms", payload.length, numAlarms);
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return;
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}
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// Map of alarm position to Alarm, as returned by the band
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final Map<Integer, Alarm> payloadAlarms = new HashMap<>();
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for (int i = 0; i < numAlarms; i++) {
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final Alarm alarm = parseAlarm(payload, 2 + i * 10);
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payloadAlarms.put(alarm.getPosition(), alarm);
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}
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final List<nodomain.freeyourgadget.gadgetbridge.entities.Alarm> dbAlarms = DBHelper.getAlarms(getSupport().getDevice());
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int numUpdatedAlarms = 0;
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for (nodomain.freeyourgadget.gadgetbridge.entities.Alarm alarm : dbAlarms) {
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final int pos = alarm.getPosition();
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final Alarm updatedAlarm = payloadAlarms.get(pos);
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final boolean alarmNeedsUpdate = updatedAlarm == null ||
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alarm.getUnused() != updatedAlarm.getUnused() ||
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alarm.getEnabled() != updatedAlarm.getEnabled() ||
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alarm.getSmartWakeup() != updatedAlarm.getSmartWakeup() ||
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alarm.getHour() != updatedAlarm.getHour() ||
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alarm.getMinute() != updatedAlarm.getMinute() ||
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alarm.getRepetition() != updatedAlarm.getRepetition();
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if (alarmNeedsUpdate) {
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numUpdatedAlarms++;
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LOG.info("Updating alarm index={}, unused={}", pos, updatedAlarm == null);
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alarm.setUnused(updatedAlarm == null);
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if (updatedAlarm != null) {
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alarm.setEnabled(updatedAlarm.getEnabled());
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alarm.setSmartWakeup(updatedAlarm.getSmartWakeup());
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alarm.setHour(updatedAlarm.getHour());
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alarm.setMinute(updatedAlarm.getMinute());
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alarm.setRepetition(updatedAlarm.getRepetition());
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}
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DBHelper.store(alarm);
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}
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}
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if (numUpdatedAlarms > 0) {
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final Intent intent = new Intent(DeviceService.ACTION_SAVE_ALARMS);
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LocalBroadcastManager.getInstance(getContext()).sendBroadcast(intent);
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}
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}
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private Alarm parseAlarm(final byte[] payload, final int offset) {
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final nodomain.freeyourgadget.gadgetbridge.entities.Alarm alarm = new nodomain.freeyourgadget.gadgetbridge.entities.Alarm();
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alarm.setUnused(false); // If the band sent it, it's not unused
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alarm.setPosition(payload[offset + IDX_POSITION]);
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alarm.setEnabled((payload[offset + IDX_FLAGS] & FLAG_ENABLED) > 0);
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alarm.setSmartWakeup((payload[offset + IDX_FLAGS] & FLAG_SMART) > 0);
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alarm.setHour(payload[offset + IDX_HOUR]);
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alarm.setMinute(payload[offset + IDX_MINUTE]);
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alarm.setRepetition(payload[offset + IDX_REPETITION]);
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return alarm;
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}
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}
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