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getPlayQueueLength func

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This commit is contained in:
Siiiiinth
2026-01-24 21:39:46 +01:00
parent 6e812d7c77
commit ba62f028b0
1 changed files with 25 additions and 20 deletions
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backend/playbackengine.go
+25 -20
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@@ -63,10 +63,11 @@ type playbackEngine struct {
playQueue []mediaprovider.MediaItem playQueue []mediaprovider.MediaItem
playQueueShuffle []mediaprovider.MediaItem playQueueShuffle []mediaprovider.MediaItem
nowPlayingIdx int
isRadio bool nowPlayingIdx int
loopMode LoopMode isRadio bool
shuffle bool loopMode LoopMode
shuffle bool
pauseAfterCurrent bool // flag to pause playback after current track ends pauseAfterCurrent bool // flag to pause playback after current track ends
@@ -223,12 +224,16 @@ func (p *playbackEngine) SetPlayer(pl player.BasePlayer) error {
// Interface functions for interacting with the play queue // Interface functions for interacting with the play queue
func (p *playbackEngine) getPlayQueueLength() int {
return len(p.playQueue)
}
func (p *playbackEngine) PlayTrackAt(idx int) error { func (p *playbackEngine) PlayTrackAt(idx int) error {
return p.playTrackAt(idx, 0) return p.playTrackAt(idx, 0)
} }
func (p *playbackEngine) playTrackAt(idx int, startTime float64) error { func (p *playbackEngine) playTrackAt(idx int, startTime float64) error {
if l := len(p.playQueue); idx < 0 || idx >= l { if l := p.getPlayQueueLength(); idx < 0 || idx >= l {
return fmt.Errorf("track index (%d) out of range (0-%d)", idx, l) return fmt.Errorf("track index (%d) out of range (0-%d)", idx, l)
} }
// scrobble current track if needed // scrobble current track if needed
@@ -241,7 +246,7 @@ func (p *playbackEngine) playTrackAt(idx int, startTime float64) error {
// Gets the curently playing media item, if any. // Gets the curently playing media item, if any.
func (p *playbackEngine) NowPlaying() mediaprovider.MediaItem { func (p *playbackEngine) NowPlaying() mediaprovider.MediaItem {
if p.nowPlayingIdx < 0 || len(p.playQueue) == 0 || p.player.GetStatus().State == player.Stopped { if p.nowPlayingIdx < 0 || p.getPlayQueueLength() == 0 || p.player.GetStatus().State == player.Stopped {
return nil return nil
} }
return p.playQueue[p.nowPlayingIdx] return p.playQueue[p.nowPlayingIdx]
@@ -327,7 +332,7 @@ func (p *playbackEngine) SeekFwdBackN(n int) error {
return p.player.SeekSeconds(0) // seek back in current song return p.player.SeekSeconds(0) // seek back in current song
} }
lastIdx := len(p.playQueue) - 1 lastIdx := p.getPlayQueueLength() - 1
newIdx := min(lastIdx, max(0, idx+n)) newIdx := min(lastIdx, max(0, idx+n))
if idx == lastIdx && n > 0 { if idx == lastIdx && n > 0 {
@@ -392,7 +397,7 @@ func (p *playbackEngine) doLoaditems(items []mediaprovider.MediaItem, insertQueu
p.nowPlayingIdx = -1 p.nowPlayingIdx = -1
p.playQueue = nil p.playQueue = nil
} }
if nextChanged := len(items) > 0 && (insertQueueMode != Append || (p.nowPlayingIdx == len(p.playQueue)-1)); nextChanged { if nextChanged := len(items) > 0 && (insertQueueMode != Append || (p.nowPlayingIdx == p.getPlayQueueLength()-1)); nextChanged {
defer p.handleNextTrackUpdated() defer p.handleNextTrackUpdated()
} }
@@ -400,7 +405,7 @@ func (p *playbackEngine) doLoaditems(items []mediaprovider.MediaItem, insertQueu
rand.Shuffle(len(items), func(i, j int) { items[i], items[j] = items[j], items[i] }) rand.Shuffle(len(items), func(i, j int) { items[i], items[j] = items[j], items[i] })
} }
insertIdx := len(p.playQueue) insertIdx := p.getPlayQueueLength()
if insertQueueMode == InsertNext { if insertQueueMode == InsertNext {
insertIdx = p.nowPlayingIdx + 1 insertIdx = p.nowPlayingIdx + 1
} }
@@ -416,14 +421,14 @@ func (p *playbackEngine) LoadRadioStation(radio *mediaprovider.RadioStation, ins
p.nowPlayingIdx = -1 p.nowPlayingIdx = -1
p.playQueue = nil p.playQueue = nil
} }
if nextChanged := insertMode == InsertNext || (insertMode == Append && p.nowPlayingIdx == len(p.playQueue)-1); nextChanged { if nextChanged := insertMode == InsertNext || (insertMode == Append && p.nowPlayingIdx == p.getPlayQueueLength()-1); nextChanged {
p.handleNextTrackUpdated() p.handleNextTrackUpdated()
} }
insertIdx := len(p.playQueue) insertIdx := p.getPlayQueueLength()
if insertMode == InsertNext { if insertMode == InsertNext {
insertIdx = p.nowPlayingIdx + 1 insertIdx = p.nowPlayingIdx + 1
} }
new := make([]mediaprovider.MediaItem, len(p.playQueue)+1) new := make([]mediaprovider.MediaItem, p.getPlayQueueLength()+1)
firstHalf := p.playQueue[:insertIdx] firstHalf := p.playQueue[:insertIdx]
copy(new, firstHalf) copy(new, firstHalf)
new[len(firstHalf)] = radio new[len(firstHalf)] = radio
@@ -435,7 +440,7 @@ func (p *playbackEngine) LoadRadioStation(radio *mediaprovider.RadioStation, ins
// Stop playback and clear the play queue. // Stop playback and clear the play queue.
func (p *playbackEngine) StopAndClearPlayQueue() { func (p *playbackEngine) StopAndClearPlayQueue() {
changed := len(p.playQueue) > 0 changed := p.getPlayQueueLength() > 0
p.player.Stop(false) p.player.Stop(false)
p.playQueue = nil p.playQueue = nil
p.nowPlayingIdx = -1 p.nowPlayingIdx = -1
@@ -498,7 +503,7 @@ func (p *playbackEngine) UpdatePlayQueue(items []mediaprovider.MediaItem) error
} }
func (p *playbackEngine) RemoveTracksFromQueue(idxs []int) { func (p *playbackEngine) RemoveTracksFromQueue(idxs []int) {
newQueue := make([]mediaprovider.MediaItem, 0, len(p.playQueue)-len(idxs)) newQueue := make([]mediaprovider.MediaItem, 0, p.getPlayQueueLength()-len(idxs))
idxSet := sharedutil.ToSet(idxs) idxSet := sharedutil.ToSet(idxs)
isPlayingTrackRemoved := false isPlayingTrackRemoved := false
isNextPlayingTrackremoved := false isNextPlayingTrackremoved := false
@@ -593,7 +598,7 @@ func (p *playbackEngine) cacheNextTracks() {
// the "currently" playing track, since we're probably about to play it // the "currently" playing track, since we're probably about to play it
npI := max(p.nowPlayingIdx, 0) npI := max(p.nowPlayingIdx, 0)
for _, idx := range [3]int{npI, npI + 1, npI + 2} { for _, idx := range [3]int{npI, npI + 1, npI + 2} {
if idx > 0 && idx < len(p.playQueue) { if idx > 0 && idx < p.getPlayQueueLength() {
item := p.playQueue[idx] item := p.playQueue[idx]
if item.Metadata().Type == mediaprovider.MediaItemTypeTrack { if item.Metadata().Type == mediaprovider.MediaItemTypeTrack {
fetch = append(fetch, AudioCacheRequest{ fetch = append(fetch, AudioCacheRequest{
@@ -622,7 +627,7 @@ func (p *playbackEngine) handleOnTrackChange() {
} }
if p.pendingTrackChangeNum < 0 && (p.wasStopped || p.loopMode != LoopOne) { if p.pendingTrackChangeNum < 0 && (p.wasStopped || p.loopMode != LoopOne) {
p.nowPlayingIdx++ p.nowPlayingIdx++
if p.loopMode == LoopAll && p.nowPlayingIdx == len(p.playQueue) { if p.loopMode == LoopAll && p.nowPlayingIdx == p.getPlayQueueLength() {
p.nowPlayingIdx = 0 // wrapped around p.nowPlayingIdx = 0 // wrapped around
} }
} else if p.pendingTrackChangeNum >= 0 { } else if p.pendingTrackChangeNum >= 0 {
@@ -681,14 +686,14 @@ func (p *playbackEngine) handleNextTrackUpdated() {
func (p *playbackEngine) nextPlayingIndex() int { func (p *playbackEngine) nextPlayingIndex() int {
switch p.loopMode { switch p.loopMode {
case LoopNone: case LoopNone:
if p.nowPlayingIdx >= len(p.playQueue)-1 { if p.nowPlayingIdx >= p.getPlayQueueLength()-1 {
return -1 return -1
} }
return p.nowPlayingIdx + 1 return p.nowPlayingIdx + 1
case LoopOne: case LoopOne:
return p.nowPlayingIdx return p.nowPlayingIdx
case LoopAll: case LoopAll:
if p.nowPlayingIdx >= len(p.playQueue)-1 { if p.nowPlayingIdx >= p.getPlayQueueLength()-1 {
return 0 return 0
} }
return p.nowPlayingIdx + 1 return p.nowPlayingIdx + 1
@@ -765,7 +770,7 @@ func (p *playbackEngine) setNextTrack(idx int) error {
// call BEFORE updating p.nowPlayingIdx // call BEFORE updating p.nowPlayingIdx
func (p *playbackEngine) checkScrobble() { func (p *playbackEngine) checkScrobble() {
if !p.scrobbleCfg.Enabled || len(p.playQueue) == 0 || p.nowPlayingIdx < 0 { if !p.scrobbleCfg.Enabled || p.getPlayQueueLength() == 0 || p.nowPlayingIdx < 0 {
return return
} }
track, ok := p.playQueue[p.nowPlayingIdx].(*mediaprovider.Track) track, ok := p.playQueue[p.nowPlayingIdx].(*mediaprovider.Track)
@@ -794,7 +799,7 @@ func (p *playbackEngine) checkScrobble() {
} }
func (p *playbackEngine) sendNowPlayingScrobble() { func (p *playbackEngine) sendNowPlayingScrobble() {
if !p.scrobbleCfg.Enabled || len(p.playQueue) == 0 || p.nowPlayingIdx < 0 { if !p.scrobbleCfg.Enabled || p.getPlayQueueLength() == 0 || p.nowPlayingIdx < 0 {
return return
} }
track, ok := p.playQueue[p.nowPlayingIdx].(*mediaprovider.Track) track, ok := p.playQueue[p.nowPlayingIdx].(*mediaprovider.Track)