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mpris_unix.go
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mpris_unix.go
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//go:build !(windows || darwin)
package mpris
import (
"path"
"sptlrx/player"
"strings"
"github.com/Pauloo27/go-mpris"
"github.com/godbus/dbus/v5"
)
func New(players []string) (*Client, error) {
return &Client{players}, nil
}
// Client implements player.Player
type Client struct {
players []string
}
func (c *Client) getPlayer() (*mpris.Player, error) {
conn, err := dbus.SessionBus()
if err != nil {
return nil, err
}
players, err := mpris.List(conn)
if err != nil {
return nil, err
}
if len(players) == 0 {
return nil, nil
}
if len(c.players) == 0 {
return mpris.New(conn, players[0]), nil
}
// iterating over configured names
for _, p := range c.players {
for _, player := range players {
// support pattern matching
match, err := path.Match("org.mpris.MediaPlayer2."+p, player)
if err != nil {
return nil, err
}
if match {
return mpris.New(conn, player), nil
}
}
}
return nil, nil
}
func (c *Client) State() (*player.State, error) {
p, err := c.getPlayer()
if err != nil {
return nil, err
}
if p == nil {
return nil, nil
}
status, err := p.GetPlaybackStatus()
if err != nil {
return nil, err
}
position, err := p.GetPosition()
if err != nil {
// unsupported player
return nil, nil
}
meta, err := p.GetMetadata()
if err != nil {
return nil, err
}
var title string
if t, ok := meta["xesam:title"].Value().(string); ok {
title = t
}
var artist string
switch a := meta["xesam:artist"].Value(); a.(type) {
case string:
artist = a.(string)
case []string:
artist = strings.Join(a.([]string), " ")
}
var query string
if artist != "" {
query = artist + " " + title
} else {
query = title
}
return &player.State{
ID: query, // use query as id since mpris:trackid is broken
Query: query,
Position: int(position * 1000), // secs to ms
Playing: status == mpris.PlaybackPlaying,
}, err
}