#ifndef TAGGER_WRAPPER_H
#define TAGGER_WRAPPER_H 1

#include <stdio.h>
#include <errno.h>
#include <stdexcept>
#include "crfsuite_api.hpp"


namespace CRFSuiteWrapper
{

/**
* A wrapper around CRFSuite::Tagger that allows to call 'dump' method
* from Python.
*/
class Tagger : public CRFSuite::Tagger
{
public:
    void dump(int fileno)
    {
        if (model == NULL) {
            throw std::runtime_error("Tagger is closed");
        }

        FILE* file = fdopen(fileno, "w");
        if (!file){
            throw std::runtime_error("Can't open file");
        }

        model->dump(model, file);

        if (fclose(file)){
            throw std::runtime_error("Can't close file");
        };
    }
};

}
#endif