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#ifndef FEATURE_IO_H__
#define FEATURE_IO_H__

// #include <fstream>
// #include <iostream>
// #include <string>
// #include <vector>
#include <kytea/kytea-model.h>
#include <kytea/dictionary.h>
#include <map>

namespace kytea {

class FeatureIO {

protected:

    std::ofstream * out_;

    TagHash feats_;
    typedef std::map<KyteaString, ModelTagEntry*> WordMap;
    // Dictionary<ModelTagEntry>::WordMap wm_;
    WordMap wm_;
    int numTags_, numDicts_;

public:
    
    FeatureIO() : out_(0), numTags_(0), numDicts_(0) { }
    ~FeatureIO();

    int getNumTags() { return numTags_; }
    int getNumDicts() { return numDicts_; }
    void setNumTags(int numTags) { numTags_ = numTags; }

    void load(const std::string& fileName,StringUtil* util);

    void openOut(const std::string& fileName);
    void closeOut();
    
    WordMap & getWordMap() { return wm_; }

    TagHash & getFeatures() { return feats_; }
    TagTriplet * getFeatures(const KyteaString & str, bool add);

    void printFeatures(const KyteaString & featId, TagTriplet* trip, StringUtil * util);
    
    void printFeatures(const KyteaString & featId, StringUtil * util);

    void printWordMap(StringUtil * util);

};

}

#endif