/*
 * Copyright (C) 2005-2007 Taybin Rutkin <taybin@taybin.com>
 * Copyright (C) 2006-2017 Paul Davis <paul@linuxaudiosystems.com>
 * Copyright (C) 2008-2014 David Robillard <d@drobilla.net>
 * Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
 * Copyright (C) 2012-2017 Robin Gareus <robin@gareus.org>
 * Copyright (C) 2013 Colin Fletcher <colin.m.fletcher@googlemail.com>
 * Copyright (C) 2015-2017 Tim Mayberry <mojofunk@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#pragma once

#include <string>
#include <vector>
#include <map>

#include <sigc++/signal.h>

#include <gtkmm/stock.h>
#include <gtkmm/box.h>
#include <gtkmm/button.h>
#include <gtkmm/checkbutton.h>
#include <gtkmm/comboboxtext.h>
#include <gtkmm/dialog.h>
#include <gtkmm/entry.h>
#include <gtkmm/filechooserwidget.h>
#include <gtkmm/frame.h>
#include <gtkmm/label.h>
#include <gtkmm/scale.h>
#include <gtkmm/textview.h>
#include <gtkmm/table.h>
#include <gtkmm/liststore.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/notebook.h>


#include "ardour/audiofilesource.h"
#include "ardour/session_handle.h"

#include "ardour_window.h"
#include "editing.h"
#include "audio_clock.h"
#include "instrument_selector.h"

namespace ARDOUR {
	class Session;
};

class GainMeter;
class Mootcher;

class SoundFileBox : public Gtk::VBox, public ARDOUR::SessionHandlePtr, public PBD::ScopedConnectionList
{
public:
	SoundFileBox (bool persistent);
	virtual ~SoundFileBox () {};

	void set_session (ARDOUR::Session* s);
	bool setup_labels (const std::string& filename);

	void audition();
	bool audition_oneshot();
	bool autoplay () const;
	void set_src_quality(ARDOUR::SrcQuality q) { _src_quality = q; }
	void set_import_position(Editing::ImportPosition p) { _import_position = p; }

protected:
	void on_size_request (Gtk::Requisition*);

	std::string path;

	ARDOUR::SoundFileInfo sf_info;

	Gtk::Table table;

	Gtk::Label length;
	Gtk::Label format;
	Gtk::Label channels;
	Gtk::Label samplerate;
	Gtk::Label timecode;
	Gtk::Label tempomap;

	Gtk::Label channels_value;
	Gtk::Label samplerate_value;
	Gtk::Label tempomap_value;

	Gtk::Label format_text;
	AudioClock length_clock;
	AudioClock timecode_clock;

	Gtk::Frame border_frame;
	Gtk::Label preview_label;

	Gtk::TextView tags_entry;

	Gtk::VBox main_box;
	Gtk::VBox path_box;
	Gtk::HBox bottom_box;

	Gtk::Button play_btn;
	Gtk::Button stop_btn;
	Gtk::CheckButton autoplay_btn;
	Gtk::Button apply_btn;
	Gtk::HScale seek_slider;

	PBD::ScopedConnectionList auditioner_connections;
	void audition_active(bool);
	void audition_progress(ARDOUR::samplecnt_t, ARDOUR::samplecnt_t);

	void update_autoplay ();
	void autoplay_toggled ();

	bool tags_entry_left (GdkEventFocus* event);
	void tags_changed ();
	void save_tags (const std::vector<std::string>&);
	void stop_audition ();
	bool seek_button_press(GdkEventButton*);
	bool seek_button_release(GdkEventButton*);
	bool _seeking;
	ARDOUR::SrcQuality _src_quality;
	Editing::ImportPosition _import_position;
};

class SoundFileBrowser : public ArdourWindow
{
private:
	class FoundTagColumns : public Gtk::TreeModel::ColumnRecord
	{
	public:
		Gtk::TreeModelColumn<std::string> pathname;

		FoundTagColumns() { add(pathname); }
	};

	class FreesoundColumns : public Gtk::TreeModel::ColumnRecord
	{
	public:
		Gtk::TreeModelColumn<std::string> id;
		Gtk::TreeModelColumn<std::string> uri;
		Gtk::TreeModelColumn<std::string> filename;
		Gtk::TreeModelColumn<std::string> duration;
		Gtk::TreeModelColumn<std::string> filesize;
		Gtk::TreeModelColumn<std::string> smplrate;
		Gtk::TreeModelColumn<std::string> license;
		Gtk::TreeModelColumn<std::string> tooltip;
		Gtk::TreeModelColumn<bool>        downloading;

		FreesoundColumns() {
			add(id);
			add(filename);
			add(uri);
			add(duration);
			add(filesize);
			add(smplrate);
			add(license);
			add(tooltip);
			add(downloading);
		}
	};

	FoundTagColumns found_list_columns;
	Glib::RefPtr<Gtk::ListStore> found_list;

	FreesoundColumns freesound_list_columns;
	Glib::RefPtr<Gtk::ListStore> freesound_list;

	Gtk::Button freesound_more_btn;
	Gtk::Button freesound_similar_btn;

	void handle_freesound_results(std::string theString);
	std::string freesound_licence_filter();
public:
	SoundFileBrowser (std::string title, ARDOUR::Session* _s, bool persistent);
	virtual ~SoundFileBrowser ();

	int run ();
	int status () const { return _status; }

	virtual void set_session (ARDOUR::Session*);
	std::vector<std::string> get_paths ();

	void clear_selection ();

	Gtk::FileChooserWidget chooser;

	SoundFileBox preview;

	Gtk::Entry found_entry;
	Gtk::Button found_search_btn;
	Gtk::TreeView found_list_view;

	Gtk::Entry freesound_entry;
	Gtk::ComboBoxText freesound_sort;
	Gtk::ComboBoxText freesound_licence;

	Gtk::Button freesound_search_btn;
	Gtk::TreeView freesound_list_view;
	Gtk::Notebook notebook;

	void freesound_search();
	void refresh_display(std::string ID, std::string file);

protected:
	bool resetting_ourselves;
	int matches;
	int _status;
	bool _done;

	Gtk::FileFilter audio_and_midi_filter;
	Gtk::FileFilter audio_filter;
	Gtk::FileFilter midi_filter;
	Gtk::FileFilter custom_filter;
	Gtk::FileFilter matchall_filter;
	Gtk::HBox hpacker;
	Gtk::VBox vpacker;

	Gtk::Button import_button;

	static std::string persistent_folder;

	GainMeter* gm;
	Gtk::VBox meter_packer;
	void add_gain_meter ();
	void remove_gain_meter ();
	void meter ();
	void start_metering ();
	void stop_metering ();
	sigc::connection metering_connection;

	void update_preview ();

	void found_list_view_selected ();
	void found_list_view_activated (const Gtk::TreeModel::Path& path, Gtk::TreeViewColumn*);
	void found_search_clicked ();

	void freesound_list_view_selected ();
	void freesound_list_view_activated (const Gtk::TreeModel::Path& path, Gtk::TreeViewColumn*);
	void freesound_search_clicked ();
	void freesound_more_clicked ();
	void freesound_similar_clicked ();
	void freesound_search_params_changed ();
	int freesound_page;
	std::string freesound_token; // keep oauth token while ardour is running

	void chooser_file_activated ();
	std::string freesound_get_audio_file(Gtk::TreeIter iter);

	bool on_audio_filter (const Gtk::FileFilter::Info& filter_info);
	bool on_midi_filter (const Gtk::FileFilter::Info& filter_info);
	bool on_audio_and_midi_filter (const Gtk::FileFilter::Info& filter_info);

	void set_action_sensitive (bool);
	bool get_action_sensitive () const;

	virtual bool reset_options () { return true; }

	void on_show();
	bool on_key_press_event (GdkEventKey*);
	virtual void do_something(int action);

	enum SortOrder {
		SelectionOrder,
		FileName,
		FileMtime
	};

	virtual SortOrder sort_order () const {
		return SelectionOrder;
	}
};

class SoundFileChooser : public SoundFileBrowser
{
public:
	SoundFileChooser (std::string title, ARDOUR::Session* _s = 0);
	virtual ~SoundFileChooser () {};

	std::string get_filename ();

protected:
	void on_hide();
};

class SoundFileOmega : public SoundFileBrowser
{
public:
	SoundFileOmega (std::string title,
	                ARDOUR::Session* _s,
	                uint32_t selected_audio_tracks,
	                uint32_t selected_midi_tracks,
	                bool persistent,
	                Editing::ImportMode mode_hint = Editing::ImportAsTrack);

	void reset (uint32_t selected_audio_tracks, uint32_t selected_midi_tracks);

	Gtk::ComboBoxText action_combo;
	Gtk::ComboBoxText sort_combo;
	Gtk::ComboBoxText where_combo;
	Gtk::ComboBoxText channel_combo;
	Gtk::ComboBoxText src_combo;
	Gtk::ComboBoxText midi_track_name_combo;
	InstrumentSelector instrument_combo;

	Gtk::CheckButton copy_files_btn;
	Gtk::CheckButton smf_tempo_btn;
	Gtk::CheckButton smf_marker_btn;

	void set_mode (Editing::ImportMode);
	Editing::ImportMode get_mode() const;
	ARDOUR::MidiTrackNameSource get_midi_track_name_source () const;
	bool get_use_smf_tempo_map () const;
	bool get_use_smf_markers () const;
	Editing::ImportPosition get_position() const;
	Editing::ImportDisposition get_channel_disposition() const;
	ARDOUR::SrcQuality get_src_quality() const;

protected:
	void on_hide();
	virtual SortOrder sort_order () const;

private:
	uint32_t selected_audio_track_cnt;
	uint32_t selected_midi_track_cnt;

	typedef std::map<std::string,Editing::ImportDisposition> DispositionMap;
	DispositionMap disposition_map;

	Gtk::Table options;

	bool check_info (const std::vector<std::string>& paths,
	                 bool& same_size, bool& src_needed, bool& multichannel, bool& must_copy);

	static bool check_link_status (const ARDOUR::Session*, const std::vector<std::string>& paths);

	void instrument_combo_changed ();

	void file_selection_changed ();
	bool reset_options ();
	void reset_options_noret ();
	bool bad_file_message ();
	void src_combo_changed ();
	void where_combo_changed ();

	void do_something (int action);

	bool _import_active;
	bool _reset_post_import;
};