forked from ninjasphere/driver-go-chromecast
/
device.go
176 lines (134 loc) · 4.63 KB
/
device.go
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package main
import (
"time"
"github.com/ninjasphere/go-castv2"
"github.com/ninjasphere/go-castv2/controllers"
"github.com/ninjasphere/go-ninja/api"
"github.com/ninjasphere/go-ninja/channels"
"github.com/ninjasphere/go-ninja/devices"
"github.com/ninjasphere/go-ninja/model"
)
type MediaPlayer struct {
player *devices.MediaPlayerDevice
client *castv2.Client
receiver *controllers.ReceiverController
media *controllers.MediaController
}
func NewMediaPlayer(driver ninja.Driver, conn *ninja.Connection, info map[string]string, client *castv2.Client) (*MediaPlayer, error) {
name := info["fn"]
sigs := map[string]string{
"ninja:manufacturer": "Google",
"ninja:productName": "Chromecast",
"ninja:thingType": "mediaplayer",
}
for k, v := range info {
sigs["chromecast:"+k] = v
}
player, err := devices.CreateMediaPlayerDevice(driver, &model.Device{
NaturalID: info["id"],
NaturalIDType: "chromecast",
Name: &name,
Signatures: &sigs,
}, conn)
if err != nil {
return nil, err
}
device := &MediaPlayer{
player: player,
client: client,
}
player.ApplyVolume = device.applyVolume
if err := player.EnableVolumeChannel(true); err != nil {
player.Log().Fatalf("Failed to enable volume channel: %s", err)
}
player.ApplyPlayPause = device.applyPlayPause
if err := player.EnableControlChannel([]string{"playing", "paused", "stopped", "buffering", "busy", "idle", "inactive"}); err != nil {
player.Log().Fatalf("Failed to enable control channel: %s", err)
}
//_ = controllers.NewHeartbeatController(client, "Tr@n$p0rt-0", "Tr@n$p0rt-0")
heartbeat := controllers.NewHeartbeatController(client, "sender-0", "receiver-0")
heartbeat.Start()
connection := controllers.NewConnectionController(client, "sender-0", "receiver-0")
connection.Connect()
device.receiver = controllers.NewReceiverController(client, "sender-0", "receiver-0")
go func() {
for msg := range device.receiver.Incoming {
if err := device.onReceiverStatus(msg); err != nil {
device.player.Log().Warningf("Failed to update status: %s", err)
}
}
}()
_, _ = device.receiver.GetStatus(time.Second * 5)
//spew.Dump("Status response", status, err)
//spew.Dump("Media namespace?", status.GetSessionByNamespace("urn:x-cast:com.google.cast.media"))
device.media = controllers.NewMediaController(device.client, "sender-0", "")
go func() {
for {
mediaStatus := <-device.media.Incoming
if len(mediaStatus) == 0 {
break
}
device.media.MediaSessionID = mediaStatus[0].MediaSessionID
}
}()
return device, nil
}
func (d *MediaPlayer) applyPlayPause(play bool) error {
if play {
_, err := d.media.Play(time.Second * 3)
//spew.Dump("Play response", response)
return err
}
_, err := d.media.Pause(time.Second * 3)
//spew.Dump("Pause response", response)
return err
}
func (d *MediaPlayer) applyVolume(state *channels.VolumeState) error {
d.player.Log().Infof("applyVolume called, volume %v", state)
var err error
// Chromecast doesn't like getting muted=true and a level at the same time.
if state.Muted != nil && *state.Muted == true {
_, err = d.receiver.SetVolume(&controllers.Volume{
Muted: state.Muted,
}, time.Second*5)
} else {
_, err = d.receiver.SetVolume(&controllers.Volume{
Level: state.Level,
Muted: state.Muted,
}, time.Second*5)
}
/*
//TODO: Read the response? We always get updated instantly anyway?
go func() {
d.updateStatus(response)
}()*/
return err
}
func (d *MediaPlayer) onReceiverStatus(status *controllers.ReceiverStatus) error {
//spew.Dump("Got status", status)
mediaSession := status.GetSessionByNamespace("urn:x-cast:com.google.cast.media")
if mediaSession != nil && d.media.DestinationID != *mediaSession.TransportId {
connection := controllers.NewConnectionController(d.client, "sender-0", *mediaSession.TransportId)
connection.Connect()
log.Infof("Connected to media session %s", *mediaSession.TransportId)
d.media.SetDestinationID(*mediaSession.TransportId)
d.media.GetStatus(time.Second * 5)
}
if mediaSession == nil {
//d.media = nil
}
return d.player.UpdateVolumeState(&channels.VolumeState{
Level: status.Volume.Level,
Muted: status.Volume.Muted,
})
}
/*
status, err := receiver.GetStatus(time.Second * 5)
spew.Dump("Status response", status, err)
spew.Dump("Media namespace?", status.GetSessionByNamespace("urn:x-cast:com.google.cast.media"))
connection2 := controllers.NewConnectionController(client, "sender-0", "web-6")
connection2.Connect()
media := controllers.NewMediaController(client, "sender-0", "receiver-0")
mediaResponse, err := media.GetStatus(time.Second * 5)
spew.Dump("Media status response", mediaResponse, err)
*/