///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015, 2017-2020, 2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
//                                                                               //
// This program is free software; you can redistribute it and/or modify          //
// it under the terms of the GNU General Public License as published by          //
// the Free Software Foundation as version 3 of the License, or                  //
// (at your option) any later version.                                           //
//                                                                               //
// This program 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 General Public License V3 for more details.                               //
//                                                                               //
// You should have received a copy of the GNU General Public License             //
// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
///////////////////////////////////////////////////////////////////////////////////

#include <QtGlobal>
#include "util/simpleserializer.h"
#include "rtlsdrsettings.h"

RTLSDRSettings::RTLSDRSettings()
{
	resetToDefaults();
}

void RTLSDRSettings::resetToDefaults()
{
	m_devSampleRate = 1024*1000;
	m_lowSampleRate = false;
	m_centerFrequency = 435000*1000;
	m_gain = 0;
	m_loPpmCorrection = 0;
	m_log2Decim = 4;
	m_fcPos = FC_POS_CENTER;
	m_dcBlock = false;
	m_iqImbalance = false;
	m_agc = false;
	m_noModMode = false;
    m_transverterMode = false;
    m_iqOrder = true;
	m_transverterDeltaFrequency = 0;
	m_rfBandwidth = 2500 * 1000; // Hz
	m_offsetTuning = false;
    m_biasTee = false;
    m_useReverseAPI = false;
    m_reverseAPIAddress = "127.0.0.1";
    m_reverseAPIPort = 8888;
    m_reverseAPIDeviceIndex = 0;
}

QByteArray RTLSDRSettings::serialize() const
{
	SimpleSerializer s(1);

	s.writeS32(2, m_gain);
	s.writeS32(3, m_loPpmCorrection);
	s.writeU32(4, m_log2Decim);
	s.writeBool(5, m_dcBlock);
	s.writeBool(6, m_iqImbalance);
	s.writeS32(7, (int) m_fcPos);
    s.writeS32(8, m_devSampleRate);
    s.writeBool(9, m_lowSampleRate);
    s.writeBool(10, m_agc);
    s.writeBool(11, m_noModMode);
    s.writeBool(12, m_transverterMode);
    s.writeS64(13, m_transverterDeltaFrequency);
    s.writeU32(14, m_rfBandwidth);
    s.writeBool(15, m_offsetTuning);
    s.writeBool(16, m_useReverseAPI);
    s.writeString(17, m_reverseAPIAddress);
    s.writeU32(18, m_reverseAPIPort);
    s.writeU32(19, m_reverseAPIDeviceIndex);
    s.writeBool(20, m_iqOrder);
    s.writeBool(21, m_biasTee);

	return s.final();
}

bool RTLSDRSettings::deserialize(const QByteArray& data)
{
	SimpleDeserializer d(data);

	if (!d.isValid())
	{
		resetToDefaults();
		return false;
	}

	if (d.getVersion() == 1)
	{
		int intval;
		uint32_t utmp;

		d.readS32(2, &m_gain, 0);
		d.readS32(3, &m_loPpmCorrection, 0);
		d.readU32(4, &m_log2Decim, 4);
		d.readBool(5, &m_dcBlock, false);
		d.readBool(6, &m_iqImbalance, false);
		d.readS32(7, &intval, 0);
		m_fcPos = (fcPos_t) intval;
        d.readS32(8, &m_devSampleRate, 1024*1000);
        d.readBool(9, &m_lowSampleRate, false);
        d.readBool(10, &m_agc, false);
        d.readBool(11, &m_noModMode, false);
        d.readBool(12, &m_transverterMode, false);
        d.readS64(13, &m_transverterDeltaFrequency, 0);
        d.readU32(14, &m_rfBandwidth, 2500 * 1000);
        d.readBool(15, &m_offsetTuning, false);
        d.readBool(16, &m_useReverseAPI, false);
        d.readString(17, &m_reverseAPIAddress, "127.0.0.1");
        d.readU32(18, &utmp, 0);

        if ((utmp > 1023) && (utmp < 65535)) {
            m_reverseAPIPort = utmp;
        } else {
            m_reverseAPIPort = 8888;
        }

        d.readU32(19, &utmp, 0);
        m_reverseAPIDeviceIndex = utmp > 99 ? 99 : utmp;
        d.readBool(20, &m_iqOrder, true);
        d.readBool(21, &m_biasTee, false);

		return true;
	}
	else
	{
		resetToDefaults();
		return false;
	}
}

void RTLSDRSettings::applySettings(const QStringList& settingsKeys, const RTLSDRSettings& settings)
{
    if (settingsKeys.contains("centerFrequency")) {
        m_centerFrequency = settings.m_centerFrequency;
    }
    if (settingsKeys.contains("devSampleRate")) {
        m_devSampleRate = settings.m_devSampleRate;
    }
    if (settingsKeys.contains("lowSampleRate")) {
        m_lowSampleRate = settings.m_lowSampleRate;
    }
    if (settingsKeys.contains("gain")) {
        m_gain = settings.m_gain;
    }
    if (settingsKeys.contains("loPpmCorrection")) {
        m_loPpmCorrection = settings.m_loPpmCorrection;
    }
    if (settingsKeys.contains("log2Decim")) {
        m_log2Decim = settings.m_log2Decim;
    }
    if (settingsKeys.contains("fcPos")) {
        m_fcPos = settings.m_fcPos;
    }
    if (settingsKeys.contains("dcBlock")) {
        m_dcBlock = settings.m_dcBlock;
    }
    if (settingsKeys.contains("iqImbalance")) {
        m_iqImbalance = settings.m_iqImbalance;
    }
    if (settingsKeys.contains("agc")) {
        m_agc = settings.m_agc;
    }
    if (settingsKeys.contains("noModMode")) {
        m_noModMode = settings.m_noModMode;
    }
    if (settingsKeys.contains("transverterMode")) {
        m_transverterMode = settings.m_transverterMode;
    }
    if (settingsKeys.contains("iqOrder")) {
        m_iqOrder = settings.m_iqOrder;
    }
    if (settingsKeys.contains("centerFrequency")) {
        m_centerFrequency = settings.m_centerFrequency;
    }
    if (settingsKeys.contains("transverterDeltaFrequency")) {
        m_transverterDeltaFrequency = settings.m_transverterDeltaFrequency;
    }
    if (settingsKeys.contains("rfBandwidth")) {
        m_rfBandwidth = settings.m_rfBandwidth;
    }
    if (settingsKeys.contains("offsetTuning")) {
        m_offsetTuning = settings.m_offsetTuning;
    }
    if (settingsKeys.contains("biasTee")) {
        m_biasTee = settings.m_biasTee;
    }
    if (settingsKeys.contains("useReverseAPI")) {
        m_useReverseAPI = settings.m_useReverseAPI;
    }
    if (settingsKeys.contains("reverseAPIAddress")) {
        m_reverseAPIAddress = settings.m_reverseAPIAddress;
    }
    if (settingsKeys.contains("reverseAPIPort")) {
        m_reverseAPIPort = settings.m_reverseAPIPort;
    }
    if (settingsKeys.contains("reverseAPIDeviceIndex")) {
        m_reverseAPIDeviceIndex = settings.m_reverseAPIDeviceIndex;
    }
}

QString RTLSDRSettings::getDebugString(const QStringList& settingsKeys, bool force) const
{
    std::ostringstream ostr;

    if (settingsKeys.contains("centerFrequency") || force) {
        ostr << " m_centerFrequency: " << m_centerFrequency;
    }
    if (settingsKeys.contains("devSampleRate") || force) {
        ostr << " m_devSampleRate: " << m_devSampleRate;
    }
    if (settingsKeys.contains("lowSampleRate") || force) {
        ostr << " m_lowSampleRate: " << m_lowSampleRate;
    }
    if (settingsKeys.contains("gain") || force) {
        ostr << " m_gain: " << m_gain;
    }
    if (settingsKeys.contains("loPpmCorrection") || force) {
        ostr << " m_loPpmCorrection: " << m_loPpmCorrection;
    }
    if (settingsKeys.contains("log2Decim") || force) {
        ostr << " m_log2Decim: " << m_log2Decim;
    }
    if (settingsKeys.contains("fcPos") || force) {
        ostr << " m_fcPos: " << m_fcPos;
    }
    if (settingsKeys.contains("dcBlock") || force) {
        ostr << " m_dcBlock: " << m_dcBlock;
    }
    if (settingsKeys.contains("iqImbalance") || force) {
        ostr << " m_iqImbalance: " << m_iqImbalance;
    }
    if (settingsKeys.contains("mgc") || force) {
        ostr << " m_agc: " << m_agc;
    }
    if (settingsKeys.contains("noModMode") || force) {
        ostr << " m_noModMode: " << m_noModMode;
    }
    if (settingsKeys.contains("transverterMode") || force) {
        ostr << " m_transverterMode: " << m_transverterMode;
    }
    if (settingsKeys.contains("iqOrder") || force) {
        ostr << " m_iqOrder: " << m_iqOrder;
    }
    if (settingsKeys.contains("transverterDeltaFrequency") || force) {
        ostr << " m_transverterDeltaFrequency: " << m_transverterDeltaFrequency;
    }
    if (settingsKeys.contains("rfBandwidth") || force) {
        ostr << " m_rfBandwidth: " << m_rfBandwidth;
    }
    if (settingsKeys.contains("offsetTuning") || force) {
        ostr << " m_offsetTuning: " << m_offsetTuning;
    }
    if (settingsKeys.contains("biasTee") || force) {
        ostr << " m_biasTee: " << m_biasTee;
    }
    if (settingsKeys.contains("useReverseAPI") || force) {
        ostr << " m_useReverseAPI: " << m_useReverseAPI;
    }
    if (settingsKeys.contains("reverseAPIAddress") || force) {
        ostr << " m_reverseAPIAddress: " << m_reverseAPIAddress.toStdString();
    }
    if (settingsKeys.contains("reverseAPIPort") || force) {
        ostr << " m_reverseAPIPort: " << m_reverseAPIPort;
    }
    if (settingsKeys.contains("reverseAPIDeviceIndex") || force) {
        ostr << " m_reverseAPIDeviceIndex: " << m_reverseAPIDeviceIndex;
    }

    return QString(ostr.str().c_str());
}