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#include "player.h"
#include "ref.h"
#include "portaudio.h"
#include "sndfile.h"
#include "util.h"
#include <mpd/song.h>
#include <mpd/status.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <unistd.h>
#define PLAYER_STATUS(lvl, ...) do { \
player->msglvl = lvl; \
if (player->msg) free(player->msg); \
player->msg = aprintf(__VA_ARGS__); \
} while (0)
static struct player player_static;
struct player *player;
void
player_init(void)
{
player = malloc(sizeof(struct player));
ASSERT(player != NULL);
player->conn = mpd_connection_new(NULL, 0, 0);
ASSERT(player->conn != NULL);
player->queue = LIST_HEAD;
player->track = NULL;
player->state = PLAYER_STATE_PAUSED;
player->volume = 0;
player->time_pos = 0;
player->time_end = 0;
player->msg = NULL;
player->msglvl = PLAYER_MSG_INFO;
mpd_run_stop(player->conn);
mpd_run_clear(player->conn);
}
void
player_free(void)
{
if (!player->conn) return;
mpd_run_stop(player->conn);
mpd_run_clear(player->conn);
mpd_connection_free(player->conn);
}
void
player_update(void)
{
struct mpd_status *status;
struct mpd_song *song;
const char *tmp;
status = mpd_run_status(player->conn);
ASSERT(status != NULL);
switch (mpd_status_get_state(status)) {
case MPD_STATE_PAUSE:
player->state = PLAYER_STATE_PAUSED;
break;
case MPD_STATE_PLAY:
player->state = PLAYER_STATE_PLAYING;
break;
case MPD_STATE_STOP:
player->state = PLAYER_STATE_STOPPED;
break;
default:
ASSERT(0);
}
player->volume = mpd_status_get_volume(status);
song = mpd_run_current_song(player->conn);
if (song) {
player->loaded = true;
player->time_pos = mpd_status_get_elapsed_time(status);
player->time_end = mpd_song_get_duration(song);
mpd_song_free(song);
} else {
player->track = NULL;
player->loaded = false;
player->time_pos = 0;
player->time_end = 0;
}
mpd_status_free(status);
}
void
player_queue_clear(void)
{
struct ref *ref;
while (player->queue.next) {
ref = UPCAST(link_pop(player->queue.next), struct ref);
ref_free(ref);
}
}
void
player_queue_append(struct track *track)
{
player_queue_insert(track, list_len(&player->queue));
}
void
player_queue_insert(struct track *track, size_t pos)
{
struct ref *ref;
struct link *link;
ref = ref_init(track);
link = link_iter(&player->queue, pos);
link_append(link, &ref->link);
}
int
player_play_track(struct track *track)
{
player_clear_msg();
player->track = track;
mpd_run_stop(player->conn);
mpd_run_clear(player->conn);
if (!mpd_run_add(player->conn, player->track->fpath)
|| !mpd_run_play(player->conn)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Playback failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_toggle_pause(void)
{
if (!mpd_run_toggle_pause(player->conn)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Pause toggle failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_pause(void)
{
if (!mpd_run_pause(player->conn, true)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Pausing track failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_resume(void)
{
if (!mpd_run_pause(player->conn, false)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Resuming track failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_next(void)
{
if (!mpd_run_next(player->conn)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Playing next track failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_prev(void)
{
if (!mpd_run_previous(player->conn)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Playing prev track failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_stop(void)
{
if (!mpd_run_stop(player->conn)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Stopping track failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_seek(int sec)
{
if (player->state == PLAYER_STATE_STOPPED) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Cannot seek stopped track");
return PLAYER_ERR;
}
if (!mpd_run_seek_current(player->conn, sec, false)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Track seek failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_set_volume(unsigned int vol)
{
if (player->volume == -1) {
PLAYER_STATUS(PLAYER_MSG_INFO, "Setting volume not supported");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
if (!mpd_run_set_volume(player->conn, vol)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Setting volume failed");
mpd_run_clearerror(player->conn);
return PLAYER_ERR;
}
return PLAYER_OK;
}
void
player_clear_msg(void)
{
free(player->msg);
player->msg = NULL;
player->msglvl = PLAYER_MSG_NONE;
}
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