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Gadgetbridge/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/zeppos/services/ZeppOsWatchfaceService.java
2023-06-15 22:04:01 +01:00

246 lines
9.2 KiB
Java

/* Copyright (C) 2023 José Rebelo
This file is part of Gadgetbridge.
Gadgetbridge is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Gadgetbridge is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
package nodomain.freeyourgadget.gadgetbridge.service.devices.huami.zeppos.services;
import static nodomain.freeyourgadget.gadgetbridge.activities.devicesettings.DeviceSettingsPreferenceConst.PREF_WATCHFACE;
import android.content.Context;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import java.util.UUID;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import nodomain.freeyourgadget.gadgetbridge.R;
import nodomain.freeyourgadget.gadgetbridge.activities.devicesettings.DeviceSettingsPreferenceConst;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventUpdatePreferences;
import nodomain.freeyourgadget.gadgetbridge.devices.huami.Huami2021Coordinator;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDeviceApp;
import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.Huami2021Support;
import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.zeppos.AbstractZeppOsService;
import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
public class ZeppOsWatchfaceService extends AbstractZeppOsService {
private static final Logger LOG = LoggerFactory.getLogger(ZeppOsWatchfaceService.class);
private static final short ENDPOINT = 0x0023;
public static final byte CMD_LIST_GET = 0x05;
public static final byte CMD_LIST_RET = 0x06;
public static final byte CMD_SET = 0x07;
public static final byte CMD_SET_ACK = 0x08;
public static final byte CMD_CURRENT_GET = 0x09;
public static final byte CMD_CURRENT_RET = 0x0a;
public enum Watchface {
// Codes are from GTR 4, not sure if they match on other watches
RED_FANTASY(0x00002D38, R.string.zepp_os_watchface_red_fantasy),
MULTIPLE_DATA(0x00002D10, R.string.zepp_os_watchface_multiple_data),
RUSH(0x00002D37, R.string.zepp_os_watchface_rush),
MINIMALIST(0x00002D0E, R.string.zepp_os_watchface_minimalist),
SIMPLICITY_DATA(0x00002D08, R.string.zepp_os_watchface_simplicity_data),
VIBRANT(0x00002D09, R.string.zepp_os_watchface_vibrant),
BUSINESS_STYLE(0x00002D0D, R.string.zepp_os_watchface_business_style),
EMERALD_MOONLIGHT(0x00002D0A, R.string.zepp_os_watchface_emerald_moonlight),
ROTATING_EARTH(0x00002D0F, R.string.zepp_os_watchface_rotating_earth),
SUPERPOSITION(0x00002D0C, R.string.zepp_os_watchface_superposition),
;
private final int code;
private final int nameResId;
Watchface(final int code, final int nameResId) {
this.code = code;
this.nameResId = nameResId;
}
public int getCode() {
return code;
}
public String getName(final Context context) {
return context.getString(nameResId);
}
public static Watchface fromCode(final int code) {
for (final Watchface watchface : values()) {
if (watchface.getCode() == code) {
return watchface;
}
}
return null;
}
}
final List<GBDeviceApp> watchfaces = new ArrayList<>();
public ZeppOsWatchfaceService(final Huami2021Support support) {
super(support);
}
@Override
public short getEndpoint() {
return ENDPOINT;
}
@Override
public boolean isEncrypted() {
return true;
}
@Override
public void handlePayload(final byte[] payload) {
switch (payload[0]) {
case CMD_LIST_RET:
LOG.info("Got watchface list, status = {}", payload[1]);
if (payload[1] != 1) {
LOG.warn("Unexpected status byte {}", payload[1]);
return;
}
parseWatchfaceList(payload);
break;
case CMD_SET_ACK:
LOG.info("Got watchface set ack, status = {}", payload[1]);
break;
case CMD_CURRENT_RET:
final int watchface = BLETypeConversions.toUint32(payload, 1);
final String watchfaceHex = String.format(Locale.ROOT, "0x%08X", watchface);
LOG.info("Got current watchface = {}", watchfaceHex);
getSupport().evaluateGBDeviceEvent(new GBDeviceEventUpdatePreferences(PREF_WATCHFACE, watchfaceHex));
break;
default:
LOG.warn("Unexpected watchface byte {}", String.format("0x%02x", payload[0]));
}
}
@Override
public boolean onSendConfiguration(final String config, final Prefs prefs) {
switch (config) {
case DeviceSettingsPreferenceConst.PREF_WATCHFACE:
final String watchface = prefs.getString(DeviceSettingsPreferenceConst.PREF_WATCHFACE, null);
LOG.info("Setting watchface to {}", watchface);
setWatchface(watchface);
return true;
}
return false;
}
@Override
public void initialize(final TransactionBuilder builder) {
requestWatchfaces(builder);
requestCurrentWatchface(builder);
}
public List<GBDeviceApp> getWatchfaces() {
return watchfaces;
}
public void requestWatchfaces(final TransactionBuilder builder) {
write(builder, CMD_LIST_GET);
}
public void requestCurrentWatchface(final TransactionBuilder builder) {
write(builder, CMD_CURRENT_GET);
}
private void parseWatchfaceList(final byte[] payload) {
watchfaces.clear();
final ByteBuffer buf = ByteBuffer.wrap(payload).order(ByteOrder.LITTLE_ENDIAN);
buf.get(); // discard the command byte
buf.get(); // discard the status byte
final int numWatchfaces = buf.get() & 0xFF;
final List<String> watchfacePrefValues = new ArrayList<>();
for (int i = 0; i < numWatchfaces; i++) {
final int watchfaceCode = buf.getInt();
final Watchface watchface = Watchface.fromCode(watchfaceCode);
final String watchfaceName;
if (watchface != null) {
watchfaceName = watchface.getName(getContext());
watchfacePrefValues.add(watchface.name().toLowerCase(Locale.ROOT));
} else {
watchfaceName = "";
final String watchfaceHex = String.format(Locale.ROOT, "0x%08X", watchfaceCode);
watchfacePrefValues.add(watchfaceHex);
LOG.warn("Unknown watchface code {}", watchfaceHex);
}
watchfaces.add(new GBDeviceApp(
UUID.fromString(String.format("%08x-0000-0000-0000-000000000000", watchfaceCode)),
watchfaceName,
"",
"",
GBDeviceApp.Type.WATCHFACE
));
}
// TODO broadcast something to update app manager
final GBDeviceEventUpdatePreferences evt = new GBDeviceEventUpdatePreferences()
.withPreference(Huami2021Coordinator.getPrefPossibleValuesKey(PREF_WATCHFACE), String.join(",", watchfacePrefValues));
getSupport().evaluateGBDeviceEvent(evt);
}
public void setWatchface(final UUID uuid) {
setWatchface(Integer.parseInt(uuid.toString().split("-")[0], 16));
}
public void setWatchface(final String watchfacePrefValue) {
if (watchfacePrefValue == null) {
LOG.warn("watchface is null");
return;
}
int watchfaceInt;
try {
final Watchface watchfaceEnum = Watchface.valueOf(watchfacePrefValue.toUpperCase(Locale.ROOT));
watchfaceInt = watchfaceEnum.getCode();
} catch (final IllegalArgumentException e) {
// attempt to parse as hex
final Matcher matcher = Pattern.compile("^0[xX]([0-9a-fA-F]+)$").matcher(watchfacePrefValue);
if (!matcher.find()) {
LOG.warn("Failed to parse watchface '{}' as hex", watchfacePrefValue);
return;
}
watchfaceInt = Integer.parseInt(matcher.group(1), 16);
}
setWatchface(watchfaceInt);
}
public void setWatchface(final int watchfaceId) {
final ByteBuffer buf = ByteBuffer.allocate(5).order(ByteOrder.LITTLE_ENDIAN);
buf.put(CMD_SET);
buf.putInt(watchfaceId);
write("set watchface", buf.array());
}
}