/* Copyright (C) 2016-2024 Andreas Shimokawa
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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 <https://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service.devices.pebble;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.nio.ByteBuffer;
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import java.util.UUID;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEvent;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.pebble.GBDeviceEventDataLogging;
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class DatalogSession {
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private static final Logger LOG = LoggerFactory.getLogger(DatalogSession.class);
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final byte id;
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final int tag;
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final UUID uuid;
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final byte itemType;
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final short itemSize;
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final int timestamp;
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String taginfo = "(unknown)";
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DatalogSession(byte id, UUID uuid, int timestamp, int tag, byte itemType, short itemSize) {
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this.id = id;
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this.tag = tag;
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this.uuid = uuid;
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this.timestamp = timestamp;
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this.itemType = itemType;
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this.itemSize = itemSize;
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}
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GBDeviceEvent[] handleMessage(ByteBuffer buf, int length) {
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return new GBDeviceEvent[]{null};
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}
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String getTaginfo() {
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return taginfo;
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}
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GBDeviceEvent[] handleMessageForPebbleKit(ByteBuffer buf, int length) {
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if (0 != (length % itemSize)) {
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LOG.warn("invalid length");
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return null;
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}
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int packetCount = length / itemSize;
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if (packetCount <= 0) {
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LOG.warn("invalid number of datalog elements");
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return null;
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}
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GBDeviceEventDataLogging dataLogging = new GBDeviceEventDataLogging();
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dataLogging.command = GBDeviceEventDataLogging.COMMAND_RECEIVE_DATA;
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dataLogging.appUUID = uuid;
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dataLogging.timestamp = timestamp & 0xffffffffL;
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dataLogging.tag = tag;
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dataLogging.pebbleDataType = itemType;
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dataLogging.data = new Object[packetCount];
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for (int i = 0; i < packetCount; i++) {
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switch (itemType) {
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case PebbleProtocol.TYPE_BYTEARRAY:
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byte[] itemData = new byte[itemSize];
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buf.get(itemData);
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dataLogging.data[i] = itemData;
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break;
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case PebbleProtocol.TYPE_UINT:
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dataLogging.data[i] = buf.getInt() & 0xffffffffL;
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break;
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case PebbleProtocol.TYPE_INT:
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dataLogging.data[i] = buf.getInt();
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break;
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}
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}
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return new GBDeviceEvent[]{dataLogging, null};
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}
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}
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