/* 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 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.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <memory.h>
#include <iostream>
#include <mpd/connection.h>
#include <mpd/password.h>
#include <mpd/mixer.h>
#include <mpd/status.h>
#include "mpdcli.hxx"
using namespace std;
#define M_CONN ((struct mpd_connection *)m_conn)
MPDCli::MPDCli(const string& host, int port, const string& pass)
: m_premutevolume(0)
{
cerr << "MPDCli::MPDCli" << endl;
m_conn = mpd_connection_new(host.c_str(), port, 0);
if (m_conn == NULL) {
cerr << "mpd_connection_new failed. No memory?" << endl;
return;
}
if (mpd_connection_get_error(M_CONN) != MPD_ERROR_SUCCESS) {
cerr << "Mpd connection error: " <<
mpd_connection_get_error_message(M_CONN) << endl;
return;
}
if(!pass.empty()) {
if (!mpd_run_password(M_CONN, pass.c_str())) {
cerr << "Password wrong" << endl;
return;
}
}
m_ok = true;
updStatus();
}
MPDCli::~MPDCli()
{
if (m_conn)
mpd_connection_free(M_CONN);
}
bool MPDCli::setVolume(int volume, bool relative)
{
cerr << "setVolume: vol " << volume << " relative " << relative << endl;
if (volume == 0) {
if (relative) {
// Restore premute volume
m_stat.volume = m_premutevolume;
cerr << "Restoring premute" << endl;
} else {
updStatus();
if (m_stat.volume != 0) {
cerr << "Saving premute: " << m_stat.volume << endl;
m_premutevolume = m_stat.volume;
}
}
}
if (relative)
volume += m_stat.volume;
if (volume < 0)
volume = 0;
else if (volume > 100)
volume = 100;
if (!mpd_run_set_volume(M_CONN, volume)) {
cerr << "Mpd set_volume error: " <<
mpd_connection_get_error_message(M_CONN) << endl;
return false;
}
return true;
}
bool MPDCli::updStatus()
{
//cerr << "MPDCli::updStatus" << endl;
if (!m_ok) {
cerr << "MPDCli::updStatus: bad state" << endl;
return false;
}
memset(&m_stat, 0, sizeof(m_stat));
mpd_status *mpds = mpd_run_status(M_CONN);
if (mpds == 0) {
cerr << "MPDCli::updStatus: status failed" << endl;
return false;
}
m_stat.volume = mpd_status_get_volume(mpds);
m_stat.rept = mpd_status_get_repeat(mpds);
m_stat.random = mpd_status_get_random(mpds);
m_stat.single = mpd_status_get_single(mpds);
m_stat.consume = mpd_status_get_consume(mpds);
m_stat.qlen = mpd_status_get_queue_length(mpds);
m_stat.qvers = mpd_status_get_queue_version(mpds);
switch (mpd_status_get_state(mpds)) {
case MPD_STATE_UNKNOWN: m_stat.state = MpdStatus::MPDS_UNK;break;
case MPD_STATE_STOP: m_stat.state = MpdStatus::MPDS_STOP;break;
case MPD_STATE_PLAY: m_stat.state = MpdStatus::MPDS_PLAY;break;
case MPD_STATE_PAUSE: m_stat.state = MpdStatus::MPDS_PAUSE;break;
}
m_stat.crossfade = mpd_status_get_crossfade(mpds);
m_stat.mixrampdb = mpd_status_get_mixrampdb(mpds);
m_stat.mixrampdelay = mpd_status_get_mixrampdelay(mpds);
m_stat.songpos = mpd_status_get_song_pos(mpds);
m_stat.songid = mpd_status_get_song_id(mpds);
m_stat.songms = mpd_status_get_elapsed_ms(mpds);
m_stat.songlen = mpd_status_get_total_time(mpds);
m_stat.kbrate = mpd_status_get_kbit_rate(mpds);
const char *err = mpd_status_get_error(mpds);
if (err != 0)
m_stat.errormessage = err;
mpd_status_free(mpds);
return true;
}