fixed drag and drop behavior

This commit is contained in:
2026-02-19 22:37:19 -05:00
parent 193f65bd98
commit 56cf92a44c
11 changed files with 825 additions and 44 deletions
+355 -6
View File
@@ -272,6 +272,28 @@ func (q *Queue) registerEventHandlers() {
q.handleRemoveTracksFromQueue(data...)
},
)
runtime.EventsOn(
q.ctx,
events.RequestInsertTracksAtIndex,
func(data ...any) {
q.logger.Info(
"Received RequestInsertTracksAtIndex",
)
q.handleInsertTracksAtIndex(data...)
},
)
runtime.EventsOn(
q.ctx,
events.RequestMoveQueueTracks,
func(data ...any) {
q.logger.Info(
"Received RequestMoveQueueTracks",
)
q.handleMoveQueueTracks(data...)
},
)
}
// handleSetQueue processes the RequestSetQueue event payload.
@@ -435,6 +457,92 @@ func (q *Queue) handleAddTracksToQueue(data ...any) {
q.AddTracks(filePaths)
}
// handleInsertTracksAtIndex processes the RequestInsertTracksAtIndex event
// payload. Expects data[0] = []interface{} of file path strings,
// data[1] = float64 target index.
func (q *Queue) handleInsertTracksAtIndex(data ...any) {
if len(data) < 2 {
q.logger.Error(
"RequestInsertTracksAtIndex: missing data",
)
return
}
filePathsRaw, ok := data[0].([]interface{})
if !ok {
q.logger.Error(
"RequestInsertTracksAtIndex: invalid filePaths type",
"got", data[0],
)
return
}
filePaths := make([]string, 0, len(filePathsRaw))
for _, fp := range filePathsRaw {
if s, ok := fp.(string); ok {
filePaths = append(filePaths, s)
}
}
idx, ok := data[1].(float64)
if !ok {
q.logger.Error(
"RequestInsertTracksAtIndex: invalid index type",
"got", data[1],
)
return
}
q.InsertTracksAt(filePaths, int(idx))
}
// handleMoveQueueTracks processes the RequestMoveQueueTracks event payload.
// Expects data[0] = []interface{} of float64 source indices,
// data[1] = float64 target index.
func (q *Queue) handleMoveQueueTracks(data ...any) {
if len(data) < 2 {
q.logger.Error(
"RequestMoveQueueTracks: missing data",
)
return
}
indicesRaw, ok := data[0].([]interface{})
if !ok {
q.logger.Error(
"RequestMoveQueueTracks: invalid indices type",
"got", data[0],
)
return
}
fromIndices := make([]int, 0, len(indicesRaw))
for _, v := range indicesRaw {
if f, ok := v.(float64); ok {
fromIndices = append(fromIndices, int(f))
}
}
toIdx, ok := data[1].(float64)
if !ok {
q.logger.Error(
"RequestMoveQueueTracks: invalid toIndex type",
"got", data[1],
)
return
}
q.MoveQueueTracks(fromIndices, int(toIdx))
}
// handlePlayQueueIndex processes the RequestPlayQueueIndex event payload.
// Expects data[0] = float64 index.
func (q *Queue) handlePlayQueueIndex(data ...any) {
@@ -644,7 +752,7 @@ func (q *Queue) resolveRemainingTracks(
}
// AddTrack appends a track to the end of the queue.
// If the queue was empty, it starts playing the added track immediately.
// If the queue was empty, it loads the added track in a paused state.
func (q *Queue) AddTrack(filePath string) {
meta := q.lookupTrackMetaBatch([]string{filePath})
@@ -690,10 +798,10 @@ func (q *Queue) AddTrack(filePath string) {
q.shuffleOrder = append(q.shuffleOrder, len(q.tracks)-1)
}
// Auto-play if this is the first track added to an empty queue.
// Load (paused) if this is the first track added to an empty queue.
if wasEmpty {
q.currentIndex = 0
q.playCurrentTrack()
q.loadCurrentTrack()
}
q.persistState()
@@ -706,7 +814,7 @@ func (q *Queue) AddTrack(filePath string) {
}
// AddTracks appends multiple tracks to the end of the queue.
// If the queue was empty, it starts playing the first added track immediately.
// If the queue was empty, it loads the first added track in a paused state.
func (q *Queue) AddTracks(filePaths []string) {
allMeta := q.lookupTrackMetaBatch(filePaths)
@@ -751,7 +859,7 @@ func (q *Queue) AddTracks(filePaths []string) {
if wasEmpty && len(q.tracks) > 0 {
q.currentIndex = 0
q.playCurrentTrack()
q.loadCurrentTrack()
}
q.emitTracksModified(
@@ -763,6 +871,7 @@ func (q *Queue) AddTracks(filePaths []string) {
}
// InsertNextTracks inserts multiple tracks as a contiguous block after the current track.
// If the queue was empty, it loads the first inserted track in a paused state.
func (q *Queue) InsertNextTracks(filePaths []string) {
allMeta := q.lookupTrackMetaBatch(filePaths)
@@ -818,7 +927,7 @@ func (q *Queue) InsertNextTracks(filePaths []string) {
if wasEmpty {
q.currentIndex = 0
q.playCurrentTrack()
q.loadCurrentTrack()
}
q.emitTracksModified(
@@ -882,6 +991,246 @@ func (q *Queue) InsertNext(filePath string) {
)
}
// InsertTracksAt inserts multiple tracks at the given index.
// If the queue was empty, it loads the first inserted track in a paused state.
func (q *Queue) InsertTracksAt(filePaths []string, index int) {
allMeta := q.lookupTrackMetaBatch(filePaths)
q.mu.Lock()
defer q.mu.Unlock()
wasEmpty := len(q.tracks) == 0
// Clamp index to valid range.
if index < 0 {
index = 0
}
if index > len(q.tracks) {
index = len(q.tracks)
}
var newTracks []Track
for _, fp := range filePaths {
m, ok := allMeta[fp]
if !ok {
q.logger.Warn(
"Could not find audio file",
"path", fp,
)
continue
}
newTracks = append(newTracks, Track{
AudioFileID: m.AudioFileID,
FilePath: m.FilePath,
Title: m.Title,
Artist: m.Artist,
})
}
if len(newTracks) == 0 {
return
}
// Insert the block into the slice at index.
tail := make([]Track, len(q.tracks[index:]))
copy(tail, q.tracks[index:])
q.tracks = append(q.tracks[:index], newTracks...)
q.tracks = append(q.tracks, tail...)
// Shift currentIndex if insertion is at or before it.
if q.currentIndex >= 0 && index <= q.currentIndex {
q.currentIndex += len(newTracks)
}
q.reindexPositions()
if q.shuffleMode {
q.generateShuffleOrder()
}
q.persistTracks()
q.persistState()
if wasEmpty {
q.currentIndex = 0
q.loadCurrentTrack()
}
q.emitTracksModified(
"insert",
newTracks,
index,
nil,
)
}
// MoveQueueTracks moves tracks at the given indices to a new position
// as a contiguous block. The toIndex is the target position in the
// original (pre-move) array.
func (q *Queue) MoveQueueTracks(
fromIndices []int,
toIndex int,
) {
q.mu.Lock()
defer q.mu.Unlock()
if len(fromIndices) == 0 || len(q.tracks) == 0 {
return
}
// De-duplicate and sort source indices.
seen := make(map[int]bool, len(fromIndices))
var sorted []int
for _, idx := range fromIndices {
if idx >= 0 && idx < len(q.tracks) && !seen[idx] {
seen[idx] = true
sorted = append(sorted, idx)
}
}
if len(sorted) == 0 {
return
}
sortInts(sorted)
// Clamp toIndex.
if toIndex < 0 {
toIndex = 0
}
if toIndex > len(q.tracks) {
toIndex = len(q.tracks)
}
// Check if this is a no-op: all source indices are contiguous
// and already start at the target position.
isContiguous := true
for i := 1; i < len(sorted); i++ {
if sorted[i] != sorted[i-1]+1 {
isContiguous = false
break
}
}
lastSorted := sorted[len(sorted)-1]
if isContiguous &&
(sorted[0] == toIndex || lastSorted+1 == toIndex) {
return
}
// Find where currentIndex ends up after the move.
currentTrackIdx := q.currentIndex
// Extract the tracks to move.
moving := make([]Track, len(sorted))
for i, idx := range sorted {
moving[i] = q.tracks[idx]
}
// Build a new slice without the moved tracks.
remaining := make([]Track, 0, len(q.tracks)-len(sorted))
removeSet := make(map[int]bool, len(sorted))
for _, idx := range sorted {
removeSet[idx] = true
}
for i, t := range q.tracks {
if !removeSet[i] {
remaining = append(remaining, t)
}
}
// Calculate adjusted insertion index in the remaining slice.
adjustedIdx := toIndex
for _, idx := range sorted {
if idx < toIndex {
adjustedIdx--
}
}
if adjustedIdx < 0 {
adjustedIdx = 0
}
if adjustedIdx > len(remaining) {
adjustedIdx = len(remaining)
}
// Insert the moved block at the adjusted position.
tail := make([]Track, len(remaining[adjustedIdx:]))
copy(tail, remaining[adjustedIdx:])
remaining = append(remaining[:adjustedIdx], moving...)
remaining = append(remaining, tail...)
q.tracks = remaining
// Track currentIndex through the move.
if currentTrackIdx >= 0 {
if removeSet[currentTrackIdx] {
// The current track was moved — find its new position.
for ri, orig := range sorted {
if orig == currentTrackIdx {
q.currentIndex = adjustedIdx + ri
break
}
}
} else {
// The current track was not moved. Find its position
// in 'remaining', then account for the insertion.
posInRemaining := currentTrackIdx
for _, idx := range sorted {
if idx < currentTrackIdx {
posInRemaining--
}
}
if adjustedIdx <= posInRemaining {
q.currentIndex = posInRemaining + len(sorted)
} else {
q.currentIndex = posInRemaining
}
}
}
q.reindexPositions()
if q.shuffleMode {
q.generateShuffleOrder()
}
q.persistTracks()
q.persistState()
q.emitTracksModified(
"move",
moving,
toIndex,
sorted,
)
}
// sortInts sorts a slice of ints in ascending order.
func sortInts(s []int) {
for i := 1; i < len(s); i++ {
for j := i; j > 0 && s[j-1] > s[j]; j-- {
s[j], s[j-1] = s[j-1], s[j]
}
}
}
// RemoveTrack removes a track at the given position from the queue.
func (q *Queue) RemoveTrack(position int) {
q.mu.Lock()