/*
 *  Sample program that solves an implicit problem for surface
 *  site fractions.
 */

#include <iostream>
#include "cantera/IdealGasMix.h"
#include "cantera/Interface.h"

using namespace Cantera;
using namespace std;

int main()
{

    try {
        IdealGasMix gas("gri30.xml", "gri30");
        gas.setState_TPX(1200.0, OneAtm,
                         "H2:2, O2:1, OH:0.01, H:0.01, O:0.01");

        vector<ThermoPhase*> phases;
        phases.push_back(&gas);
        Interface surf("surface.xml", "surface", phases);
        vector_fp cov;
        cov.push_back(0.8);
        cov.push_back(0.2);
        surf.setCoverages(DATA_PTR(cov));
        vector_fp wdot(gas.nSpecies() + surf.nSpecies());
        surf.getNetProductionRates(DATA_PTR(wdot));
        int k;
        for (k = 0; k < gas.nSpecies(); k++) {
            cout << gas.speciesName(k) << "  " << wdot[k] << endl;
        }

        for (k = 0; k < surf.nSpecies(); k++)
            cout << surf.speciesName(k) << "   "
                 << wdot[k+gas.nSpecies()] << endl;

    } catch (CanteraError& err) {
        std::cout << err.what() << std::endl;
    }
    return 0;
}