// Copyright (c) 2011, Thomas Goyne <plorkyeran@aegisub.org>
// All rights reserved.
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// Aegisub Project http://www.aegisub.org/
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// $Id$

/// @file thesaurus.h
/// @see thesaurus.cpp
/// @ingroup thesaurus
///

#ifndef AGI_PRE
#include <vector>

#include <wx/arrstr.h>
#include <wx/string.h>
#endif

#include <libaegisub/scoped_ptr.h>
#include <libaegisub/signal.h>

namespace agi { class Thesaurus; }

/// @class Thesaurus
/// @brief A wrapper around agi::Thesarus adding wx and Aegisub-specific stuff
class Thesaurus {
	/// The actual thesarus implementation
	agi::scoped_ptr<agi::Thesaurus> impl;
	/// A cached list of languages available
	mutable wxArrayString languages;

	/// Thesaurus language change slot
	agi::signal::Connection lang_listener;
	/// Thesaurus language change handler
	void OnLanguageChanged();

	/// Thesaurus path change slot
	agi::signal::Connection dict_path_listener;
	/// Thesaurus path change handler
	void OnPathChanged();
public:
	/// A pair of a word and synonyms for that word
	typedef std::pair<std::string, std::vector<std::string> > Entry;

	Thesaurus();
	~Thesaurus();

	/// Get a list of synonyms for a word, grouped by possible meanings of the word
	/// @param word Word to get synonyms for
	/// @param[out] result Output list
	void Lookup(wxString const& word, std::vector<Entry> *result);

	/// Get a list of language codes which thesauri are available for
	wxArrayString GetLanguageList() const;
};