/* Copyright (C) 2020-2024 Yukai Li
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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.devices.lefun.commands;
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import java.nio.ByteBuffer;
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import nodomain.freeyourgadget.gadgetbridge.devices.lefun.LefunConstants;
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public class PpgResultCommand extends BaseCommand {
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private byte ppgType;
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private byte[] ppgData;
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public int getPpgType() {
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return getLowestSetBitIndex(ppgType);
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}
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public byte[] getPpgData() {
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return ppgData;
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}
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@Override
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protected void deserializeParams(byte id, ByteBuffer params) {
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validateId(id, LefunConstants.CMD_PPG_RESULT);
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int paramsLength = params.limit() - params.position();
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if (paramsLength < 1)
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throwUnexpectedLength();
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ppgType = params.get();
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int typeIndex = getPpgType();
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int dataLength;
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switch (typeIndex) {
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case LefunConstants.PPG_TYPE_HEART_RATE:
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case LefunConstants.PPG_TYPE_BLOOD_OXYGEN:
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dataLength = 1;
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break;
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case LefunConstants.PPG_TYPE_BLOOD_PRESSURE:
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dataLength = 2;
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break;
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default:
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throw new IllegalArgumentException("Unknown PPG type");
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}
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if (paramsLength != dataLength + 1)
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throwUnexpectedLength();
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ppgData = new byte[dataLength];
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params.get(ppgData);
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}
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@Override
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protected byte serializeParams(ByteBuffer params) {
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// No handler on device side
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throw new UnsupportedOperationException();
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}
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}
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