/*
 * Copyright (c) 2011 Voicu Vlad
 * Licensed under the Simplified BSD license.
 * See Documentation/Licenses/GPLv3.txt for more information.
 */

#include <SwifTools/SpellChecker.h>

#include <algorithm>
#include <hunspell/hunspell.hxx>
#include <boost/algorithm/string.hpp>


namespace Swift {

SpellChecker::SpellChecker() {
	const char* dictionary_path = "/usr/share/hunspell/en_US.dic";
	const char* affix_path = "/usr/share/hunspell/en_US.aff";
	speller_ = new Hunspell(affix_path, dictionary_path);
}

SpellChecker::~SpellChecker() {
	delete speller_;
}

bool SpellChecker::isCorrect(const std::string& word) {
	return speller_->spell(word.c_str());
}

void SpellChecker::getSuggestions(const std::string& word, std::vector<std::string>& list) {
	char **suggestList;
	int words_returned;
	if (!word.empty()) {
		words_returned = speller_->suggest(&suggestList, word.c_str());
	}
	for (int i = 0; i < words_returned; ++i) {
		list.push_back(suggestList[i]);
		free(suggestList[i]);
	}
}

}