#include <iostream>
#include "freeling.h"
using namespace std;

//---------------------------------------------
// Do whatever is needed with analyzed sentences
//---------------------------------------------

void ProcessSentences(const list<freeling::sentence> &ls) {

  // for each sentence in list
  for (list<freeling::sentence>::const_iterator is=ls.begin(); is!=ls.end(); ++is) {

    // for each word in sentence
    for (freeling::sentence::const_iterator w=is->begin(); w!=is->end(); ++w) {

      // print word form
      wcout << L"word '" << w->get_form() << L"'" << endl;
      // print possible analysis in word, output lemma and tag
      wcout << L"  Possible analysis: {";
      for (freeling::word::const_iterator a=w->analysis_begin(); a!=w->analysis_end(); ++a)     
        wcout << L" (" << a->get_lemma() << L"," << a->get_tag() << L")";
      wcout << L" }" << endl;
      // print analysis selected by the tagger
      wcout << L"  Selected analysis: ("<< w->get_lemma() << L", " << w->get_tag() << L")" << endl;

    }

    // sentence separator
    wcout << endl;
  }
}

//---------------------------------------------
// Set desired options for morphological analyzer
//---------------------------------------------

freeling::maco_options my_maco_options (const wstring &lang, const wstring &lpath) {
  // create options holder 
  freeling::maco_options opt(lang);
  // Provide files for morphological submodules. Note that it is not necessary
  // to set files for modules that will not be used
  opt.UserMapFile = L"";
  opt.LocutionsFile = lpath + L"locucions.dat"; 
  opt.AffixFile = lpath + L"afixos.dat";
  opt.ProbabilityFile = lpath + L"probabilitats.dat"; 
  opt.DictionaryFile = lpath + L"dicc.src";
  opt.NPdataFile = lpath + L"np.dat"; 
  opt.PunctuationFile = lpath + L"../common/punct.dat"; 
  return opt;
}


/////////////   MAIN PROGRAM  /////////////////////

int main (int argc, char **argv) {

  // set locale to an UTF8 compatible locale
  freeling::util::init_locale(L"default");

  // get requested language from arg1, or English if not provided
  wstring lang = L"en";
  if (argc > 1) lang = freeling::util::string2wstring(argv[1]);
  // get installation path to use from arg2, or use /usr/local if not provided
  wstring ipath = L"/usr/local";
  if (argc > 2) ipath = freeling::util::string2wstring(argv[2]);

  // path to language data
  wstring lpath = ipath+L"/share/freeling/"+lang+L"/";

  // create analyzers
  freeling::tokenizer tk(lpath+L"tokenizer.dat"); 
  freeling::splitter sp(lpath+L"splitter.dat");

  // create the analyzer with the required set of maco_options
  freeling::maco_options opt = my_maco_options(lang,lpath);
  freeling::maco morfo(opt);

  // then, (de)activate required modules
  morfo.set_active_options (false,  // UserMap
                            true,  // NumbersDetection,
                            true,  // PunctuationDetection,
                            true,  // DatesDetection,
                            true,  // DictionarySearch,
                            true,  // AffixAnalysis,
                            false, // CompoundAnalysis,
                            true,  // RetokContractions,
                            true,  // MultiwordsDetection,
                            true,  // NERecognition,
                            false, // QuantitiesDetection,
                            true); // ProbabilityAssignment

  // create a hmm tagger (with retokenization ability, and forced 
  // to choose only one tag per word)
  freeling::hmm_tagger tagger(lpath+L"tagger.dat", true, FORCE_TAGGER); 


  // get all input text in a single string 
  wstring text=L"";
  wstring line;
  while (getline(wcin,line))
    text = text + line + L"\n";


  // tokenize input line into a list of words
  list<freeling::word> lw = tk.tokenize(text);
  // split list of words in sentences, return list of sentences
  list<freeling::sentence> ls = sp.split(lw);
  // perform morphosyntactic analysis and disambiguation
  morfo.analyze(ls);
  tagger.analyze(ls);

  // do whatever is needed with processed sentences
  ProcessSentences(ls);
}