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#include "player.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);
player->state = mpd_status_get_state(status) == MPD_STATE_PLAY
? PLAYER_STATE_PLAYING : PLAYER_STATE_PAUSED;
player->volume = mpd_status_get_volume(status);
song = mpd_run_current_song(player->conn);
if (song) {
player->time_pos = mpd_status_get_elapsed_time(status);
player->time_end = mpd_song_get_duration(song);
mpd_song_free(song);
} else {
player->time_pos = 0;
player->time_end = 0;
}
mpd_status_free(status);
}
void
player_queue_clear(void)
{
struct link *iter, *next;;
for (iter = &player->queue; iter; ) {
next = iter->next;
free(UPCAST(iter, struct track_ref));
iter = next;
}
player->queue = LIST_HEAD;
}
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 track_ref *new;
struct link *iter;
int i;
new = malloc(sizeof(struct track_ref));
new->track = track;
new->link = LINK_EMPTY;
iter = &player->queue;
for (i = 0; i < pos && iter->next; i++)
iter = iter->next;
link_append(iter, &new->link);
}
int
player_play_track(struct track *track)
{
player_clear_msg();
player->track = track;
mpd_run_stop(player->conn);
if (!mpd_run_add(player->conn, player->track->fpath)
|| !mpd_run_play(player->conn)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Playback failed");
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");
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");
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");
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");
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");
return PLAYER_ERR;
}
return PLAYER_OK;
}
int
player_seek(int sec)
{
/* TODO */
return PLAYER_OK;
}
int
player_set_volume(unsigned int vol)
{
if (player->volume == -1) {
PLAYER_STATUS(PLAYER_MSG_INFO, "Setting volume not supported");
return PLAYER_ERR;
}
if (!mpd_run_set_volume(player->conn, vol)) {
PLAYER_STATUS(PLAYER_MSG_ERR, "Setting volume failed");
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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