/* Copyright (C) 2014 J.F.Dockes
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _OHPLAYLIST_H_X_INCLUDED_
#define _OHPLAYLIST_H_X_INCLUDED_
#include <string>
#include <unordered_map>
#include <vector>
#include "libupnpp/device/device.hxx"
#include "libupnpp/soaphelp.hxx"
#include "mpdcli.hxx"
#include "ohservice.hxx"
using namespace UPnPP;
class OHPlaylist : public OHService {
public:
OHPlaylist(UpMpd *dev, unsigned int cachesavesleep);
// These are used by other services (ohreceiver etc.)
bool cacheFind(const std::string& uri, std:: string& meta);
bool urlMap(std::unordered_map<int, std::string>& umap);
int iStop();
// When changing sources
void setActive(bool onoff);
protected:
virtual bool makestate(std::unordered_map<std::string, std::string> &st);
private:
int play(const SoapIncoming& sc, SoapOutgoing& data);
int pause(const SoapIncoming& sc, SoapOutgoing& data);
int stop(const SoapIncoming& sc, SoapOutgoing& data);
int next(const SoapIncoming& sc, SoapOutgoing& data);
int previous(const SoapIncoming& sc, SoapOutgoing& data);
int setRepeat(const SoapIncoming& sc, SoapOutgoing& data);
int repeat(const SoapIncoming& sc, SoapOutgoing& data);
int setShuffle(const SoapIncoming& sc, SoapOutgoing& data);
int shuffle(const SoapIncoming& sc, SoapOutgoing& data);
int seekSecondAbsolute(const SoapIncoming& sc, SoapOutgoing& data);
int seekSecondRelative(const SoapIncoming& sc, SoapOutgoing& data);
int seekId(const SoapIncoming& sc, SoapOutgoing& data);
int seekIndex(const SoapIncoming& sc, SoapOutgoing& data);
int transportState(const SoapIncoming& sc, SoapOutgoing& data);
int id(const SoapIncoming& sc, SoapOutgoing& data);
int ohread(const SoapIncoming& sc, SoapOutgoing& data);
int readList(const SoapIncoming& sc, SoapOutgoing& data);
int insert(const SoapIncoming& sc, SoapOutgoing& data);
int deleteId(const SoapIncoming& sc, SoapOutgoing& data);
int deleteAll(const SoapIncoming& sc, SoapOutgoing& data);
int tracksMax(const SoapIncoming& sc, SoapOutgoing& data);
int idArray(const SoapIncoming& sc, SoapOutgoing& data);
int idArrayChanged(const SoapIncoming& sc, SoapOutgoing& data);
int protocolInfo(const SoapIncoming& sc, SoapOutgoing& data);
// Private internal non-soap versions of some of the interface +
// utility methods
bool makeIdArray(std::string&);
void maybeWakeUp(bool ok);
void refreshState();
bool insertUri(int afterid, const std::string& uri,
const std::string& metadata, int *newid, bool nocheck);
bool ireadList(const std::vector<int>&, std::vector<UpSong>&);
bool iidArray(std::string& idarray, int *token);
// Search the current mpd queue for a given uri and return the
// corresponding id. This is used for mapping ids from our
// previous active phase to the current ones (which changed when
// the tracks were re-inserted on activation). Of course, this
// does not work in the case of multiple identical Uris in the
// playlist.
int idFromOldId(int oldid);
bool m_active;
// Mpd state that we save/restore when becoming inactive/active
MpdState m_mpdsavedstate;
// Frozen upnpstate (idarray etc.) which we use when inactive
// (because we can't read from the mpd playlist which is used by
// someone else. Could largely be rebuilt from m_mpdsavedstate,
// but easier this way as we can just/use it in makestate().
std::unordered_map<std::string, std::string> m_upnpstate;
// Storage for song metadata, indexed by URL. This used to be
// indexed by song id, but this does not survive MPD restarts.
// The data is the DIDL XML string.
std::unordered_map<std::string, std::string> m_metacache;
bool m_cachedirty;
// Avoid re-reading the whole MPD queue every time by using the
// queue version.
int m_mpdqvers;
std::string m_idArrayCached;
};
#endif /* _OHPLAYLIST_H_X_INCLUDED_ */