#include "ctmatutils.h"
#include "clib/ctreactor.h"
#include "clib/ct.h"

//const double Undef = -999.123;

void flowdevicemethods(int nlhs, mxArray* plhs[],
                       int nrhs, const mxArray* prhs[])
{
    int m, iok = 0, n;
    int job = getInt(prhs[1]);
    int i = getInt(prhs[2]);

    double r = Undef;
    double v = Undef;
    if (nrhs > 3) {
        v = getDouble(prhs[3]);
    }

    // constructor
    if (job == 0) {
        n = flowdev_new(i);
        plhs[0] = mxCreateNumericMatrix(1,1,mxDOUBLE_CLASS,mxREAL);
        double* h = mxGetPr(plhs[0]);
        *h = double(n);
        if (n < 0) {
            reportError();
        }
        return;
    }

    // options that do not return a value

    if (job < 20) {
        switch (job) {

        case 1:
            iok = flowdev_del(i);
            break;
        case 2:
            m = getInt(prhs[4]);
            iok = flowdev_install(i, int(v), m);
            break;
        case 3:
            iok = flowdev_setMassFlowRate(i, v);
            break;
        case 4:
            iok = flowdev_setParameters(i, 1, &v);
            break;
        case 5:
            iok = flowdev_setFunction(i, int(v));
            break;
        case 6:
            iok = flowdev_ready(i);
            break;
        case 7:
            iok = flowdev_setMaster(i, int(v));
            break;
        default:
            mexErrMsgTxt("unknown job parameter");
        }
        plhs[0] = mxCreateNumericMatrix(1,1,mxDOUBLE_CLASS,mxREAL);
        double* h = mxGetPr(plhs[0]);
        *h = double(iok);
        if (iok < 0) {
            reportError();
        }
        return;
    }


    // options that return a value of type 'double'

    else if (job < 40) {
        switch (job) {
        case 21:
            r = flowdev_massFlowRate(i, v);
            break;
        default:
            mexErrMsgTxt("unknown job parameter");
        }
        plhs[0] = mxCreateNumericMatrix(1,1,mxDOUBLE_CLASS,mxREAL);
        double* h = mxGetPr(plhs[0]);
        *h = r;
        if (r == Undef) {
            reportError();
        }
        return;
    }
}