// SPDX-License-Identifier: LGPL-3.0-or-other
// Copyright (C) 2021 Contributors to the SLS Detector Package
#ifndef GOTTHARD2MODULEDATANEW_H
#define GOTTHARD2MODULEDATANEW_H
#include "gotthardModuleDataNew.h"

class gotthardDoubleModuleDataNew : public slsDetectorData<uint16_t> {

  private:
    const int nModules;
    const int offset;
    int iframe;

  public:
    /**
 Implements the slsReceiverData structure for the gotthard read out by a module
 i.e. using the slsReceiver (1x1280 pixels, 2 packets 1286 large etc.) \param c
 crosstalk parameter for the output buffer

     */

    gotthardDoubleModuleDataNew(int off = 24 * 2, int nmod = 2)
        : slsDetectorData<uint16_t>(1280 * nmod, 1, nmod * (1280 * 2 + off)),
          nModules(nmod), offset(off), iframe(0) {

#ifdef BCHIP074_BCHIP075
        cout << "This is a bchip074-bchip075 system " << endl;
#endif

        uint16_t **dMask;
        int **dMap;
        int ix, iy;
        int ypixels = 1;
        int xpixels = 1280 * nmod;
        int imod, ipix;
        dMask = new uint16_t *[1];
        dMap = new int *[1];
        dMap[0] = new int[1280 * nmod];
        dMask[0] = new uint16_t[1280 * nmod];

        for (int ix = 0; ix < xpixels; ix++) {
            imod = ix % 2;
            if (imod == 0)
                ipix = ix / 2;
            else
                ipix = 1280 - 1 - ix / 2;
            if (imod == 0)
                dMap[0][ix] = ipix * 2 + offset;
            else
                dMap[0][ix] = 1280 * 2 + 2 * offset +
                              ipix * 2; // dataSize-2-ix;//+2*offset;
            // dMap[0][ix] = 2*ipix+offset*(imod+1)+1280*2*imod;
            dMask[0][ix] = 0x0;
#ifdef BCHIP074_BCHIP075
            int ibad = ix / 2 + 1280 * imod;
            if ((ibad >= 128 * 4 && ibad < 128 * 5) ||
                (ibad >= 9 * 128 && ibad < 10 * 128) ||
                (ibad >= (1280 + 128 * 4) && ibad < ibad >= (1280 + 128 * 6)))
                dataROIMask[0][ix] = 0;
#endif
        }

        setDataMap(dMap);
        setDataMask(dMask);
    };

    /**

       Returns the frame number for the given dataset.
       \param buff pointer to the dataset
       \returns frame number

     */

    int getFrameNumber(char *buff) {
        if (offset >= sizeof(sls_detector_header))
            return ((sls_detector_header *)buff)->frameNumber;
        return iframe;
    }; //*((int*)(buff+5))&0xffffff;};

    /**
 gets the packets number (last packet is labelled with 0 and is replaced with
 40) \param buff pointer to the memory \returns packet number

     */

    int getPacketNumber(char *buff) {
        if (offset >= sizeof(sls_detector_header))
            return ((sls_detector_header *)buff)->packetNumber;
    };

    /**

       Loops over a memory slot until a complete frame is found (i.e. all
       packets 0 to nPackets, same frame number). purely virtual func \param
       data pointer to the memory to be analyzed \param ndata reference to the
       amount of data found for the frame, in case the frame is incomplete at
       the end of the memory slot \param dsize size of the memory slot to be
       analyzed \returns pointer to the beginning of the last good frame (might
       be incomplete if ndata smaller than dataSize), or NULL if no frame is
       found

    */
    virtual char *findNextFrame(char *data, int &ndata, int dsize) {
        if (dsize < dataSize)
            ndata = dsize;
        else
            ndata = dataSize;
        return data;
    }

    virtual char *readNextFrame(ifstream &filebin) {
        int ff = -1, np = -1;
        return readNextFrame(filebin, ff, np);
    };

    virtual char *readNextFrame(ifstream &filebin, int &ff) {
        int np = -1;
        return readNextFrame(filebin, ff, np);
    };

    virtual char *readNextFrame(ifstream &filebin, int &ff, int &np) {
        char *data = new char[dataSize];
        char *d = readNextFrame(filebin, ff, np, data);
        if (d == NULL) {
            delete[] data;
            data = NULL;
        }
        return data;
    }

    virtual char *readNextFrame(ifstream &filebin, int &ff, int &np,
                                char *data) {
        char *retval = 0;
        int nd;
        int fnum = -1;
        np = 0;
        int pn;

        //  cout << dataSize << endl;
        if (ff >= 0)
            fnum = ff;

        if (filebin.is_open()) {
            if (filebin.read(data, dataSize)) {
                ff = getFrameNumber(data);
                np = getPacketNumber(data);
                return data;
            }
        }
        return NULL;
    };
};

#endif