/*
    Copyright (C) 2012 Carl Hetherington <cth@carlh.net>

    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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#include <libxml++/nodes/element.h>
#include "reel.h"
#include "util.h"
#include "picture_asset.h"
#include "sound_asset.h"
#include "subtitle_asset.h"
#include "kdm.h"

using std::string;
using std::list;
using std::cout;
using boost::shared_ptr;
using namespace libdcp;

Reel::Reel (shared_ptr<cxml::Node> node)
{
	asset_list = type_child<AssetList> (node, "AssetList");
}

void
Reel::write_to_cpl (xmlpp::Element* node, bool interop) const
{
	xmlpp::Element* reel = node->add_child ("Reel");
	reel->add_child("Id")->add_child_text ("urn:uuid:" + make_uuid());
	asset_list->write_to_cpl (reel, interop);
}
	
bool
Reel::equals (shared_ptr<const Reel> other, EqualityOptions opt, boost::function<void (NoteType, string)> note) const
{
	return asset_list->equals (other.asset_list, opt, note);
}

bool
Reel::encrypted () const
{
	return ((_main_picture && _main_picture->encrypted ()) || (_main_sound && _main_sound->encrypted ()));
}

void
Reel::add_kdm (KDM const & kdm)
{
	list<KDMCipher> ciphers = kdm.ciphers ();
	
	for (list<KDMCipher>::iterator i = ciphers.begin(); i != ciphers.end(); ++i) {
		if (i->key_id() == _main_picture->key_id()) {
			_main_picture->set_kdm_cipher (*i);
		}
		if (i->key_id() == _main_sound->key_id()) {
			_main_sound->set_kdm_cipher (*i);
		}
	}
}