509 lines
15 KiB
Go
509 lines
15 KiB
Go
package widgets
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import (
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"log"
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"runtime"
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"strconv"
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"supersonic/res"
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"supersonic/sharedutil"
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"supersonic/ui/layouts"
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"supersonic/ui/os"
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"supersonic/ui/util"
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"time"
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"fyne.io/fyne/v2"
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"fyne.io/fyne/v2/container"
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"fyne.io/fyne/v2/driver/desktop"
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"fyne.io/fyne/v2/theme"
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"fyne.io/fyne/v2/widget"
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"github.com/dweymouth/go-subsonic/subsonic"
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)
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const (
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ColumnArtist = "Artist"
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ColumnAlbum = "Album"
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ColumnTime = "Time"
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ColumnYear = "Year"
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ColumnFavorite = "Favorite"
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ColumnPlays = "Plays"
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ColumnBitrate = "Bitrate"
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)
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type Tracklist struct {
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widget.BaseWidget
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// Tracks is the set of tracks displayed by the widget.
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Tracks []*subsonic.Child
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// AutoNumber sets whether to auto-number the tracks 1..N in display order,
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// or to use the number from the track's metadata
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AutoNumber bool
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// AuxiliaryMenuItems sets additional menu items appended to the context menu
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// must be set before the context menu is shown for the first time
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AuxiliaryMenuItems []*fyne.MenuItem
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// DisablePlaybackMenu sets whether to disable playback options in
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// the tracklist context menu.
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DisablePlaybackMenu bool
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// user action callbacks
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OnPlayTrackAt func(int)
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OnPlaySelection func(tracks []*subsonic.Child)
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OnAddToQueue func(trackIDs []*subsonic.Child)
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OnAddToPlaylist func(trackIDs []string)
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OnSetFavorite func(trackIDs []string, fav bool)
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OnShowArtistPage func(artistID string)
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OnShowAlbumPage func(albumID string)
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OnColumnVisibilityMenuShown func(*widget.PopUp)
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visibleColumns []bool
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selectionMgr util.ListSelectionManager
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nowPlayingIdx int
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colLayout *layouts.ColumnsLayout
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hdr *ListHeader
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list *widget.List
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ctxMenu *fyne.Menu
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container *fyne.Container
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}
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func NewTracklist(tracks []*subsonic.Child) *Tracklist {
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t := &Tracklist{Tracks: tracks, nowPlayingIdx: -1, visibleColumns: make([]bool, 9)}
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t.ExtendBaseWidget(t)
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t.selectionMgr = util.NewListSelectionManager(func() int { return len(t.Tracks) })
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// #, Title, Artist, Album, Time, Year, Favorite, Plays, Bitrate
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t.colLayout = layouts.NewColumnsLayout([]float32{35, -1, -1, -1, 60, 60, 47, 65, 75})
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t.buildHeader()
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t.hdr.OnColumnVisibilityChanged = t.setColumnVisible
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t.hdr.OnColumnVisibilityMenuShown = func(pop *widget.PopUp) {
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if t.OnColumnVisibilityMenuShown != nil {
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t.OnColumnVisibilityMenuShown(pop)
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}
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}
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playingIcon := container.NewCenter(container.NewHBox(util.NewHSpace(2), widget.NewIcon(theme.MediaPlayIcon())))
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t.list = widget.NewList(
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func() int { return len(t.Tracks) },
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func() fyne.CanvasObject {
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tr := NewTrackRow(t, playingIcon)
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tr.OnTapped = func() { t.onSelectTrack(tr.trackIdx) }
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tr.OnTappedSecondary = t.onShowContextMenu
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tr.OnDoubleTapped = func() { t.onPlayTrackAt(tr.trackIdx) }
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return tr
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},
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func(itemID widget.ListItemID, item fyne.CanvasObject) {
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tr := item.(*TrackRow)
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tr.trackIdx = itemID
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tr.Selected = t.selectionMgr.IsSelected(itemID)
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i := -1 // signal that we want to display the actual track num.
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if t.AutoNumber {
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i = itemID + 1
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}
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tr.Update(t.Tracks[itemID], itemID == t.nowPlayingIdx, i)
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})
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t.container = container.NewBorder(t.hdr, nil, nil, nil, t.list)
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return t
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}
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func (t *Tracklist) buildHeader() {
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t.hdr = NewListHeader([]ListColumn{
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{Text: "#", AlignTrailing: true, CanToggleVisible: false},
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{Text: "Title", AlignTrailing: false, CanToggleVisible: false},
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{Text: "Artist", AlignTrailing: false, CanToggleVisible: true},
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{Text: "Album", AlignTrailing: false, CanToggleVisible: true},
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{Text: "Time", AlignTrailing: true, CanToggleVisible: true},
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{Text: "Year", AlignTrailing: true, CanToggleVisible: true},
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{Text: "Fav.", AlignTrailing: false, CanToggleVisible: true},
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{Text: "Plays", AlignTrailing: true, CanToggleVisible: true},
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{Text: "Bitrate", AlignTrailing: true, CanToggleVisible: true}},
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t.colLayout)
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}
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func (t *Tracklist) SetVisibleColumns(cols []string) {
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t.visibleColumns[0] = true
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t.visibleColumns[1] = true
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for i := 2; i < len(t.visibleColumns); i++ {
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t.visibleColumns[i] = false
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t.hdr.SetColumnVisible(i, false)
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}
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for _, col := range cols {
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if num := ColNumber(col); num < 0 {
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log.Printf("Unknown tracklist column %q", col)
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} else {
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t.visibleColumns[num] = true
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t.hdr.SetColumnVisible(num, true)
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}
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}
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}
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func (t *Tracklist) VisibleColumns() []string {
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var cols []string
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for i := 2; i < len(t.visibleColumns); i++ {
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if t.visibleColumns[i] {
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cols = append(cols, string(colName(i)))
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}
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}
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return cols
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}
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func (t *Tracklist) setColumnVisible(colNum int, vis bool) {
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if colNum >= len(t.visibleColumns) {
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log.Printf("error: Tracklist.SetColumnVisible: column index %d out of range", colNum)
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return
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}
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t.visibleColumns[colNum] = vis
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t.Refresh()
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}
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func (t *Tracklist) SetNowPlaying(trackID string) {
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t.nowPlayingIdx = -1
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for i, tr := range t.Tracks {
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if tr.ID == trackID {
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t.nowPlayingIdx = i
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break
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}
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}
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t.Refresh()
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}
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func (t *Tracklist) IncrementPlayCount(trackID string) {
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if tr := sharedutil.FindTrackByID(trackID, t.Tracks); tr != nil {
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tr.PlayCount += 1
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t.Refresh()
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}
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}
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func (t *Tracklist) SelectAll() {
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t.selectionMgr.SelectAll()
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t.Refresh()
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}
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func (t *Tracklist) UnselectAll() {
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t.selectionMgr.UnselectAll()
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t.Refresh()
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}
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func (t *Tracklist) CreateRenderer() fyne.WidgetRenderer {
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return widget.NewSimpleRenderer(t.container)
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}
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func (t *Tracklist) onPlayTrackAt(idx int) {
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if t.OnPlayTrackAt != nil {
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t.OnPlayTrackAt(idx)
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}
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}
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// Workaround for https://github.com/dweymouth/supersonic/issues/45
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// On Linux, tracklist selection will always operate in ctrl+click mode
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// as this allows multi-select without getting 'stuck' in shift mode
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func (t *Tracklist) modifiers() (fyne.KeyModifier, bool) {
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if runtime.GOOS == "linux" {
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return os.ControlModifier, true
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}
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if d, ok := fyne.CurrentApp().Driver().(desktop.Driver); ok {
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return d.ActiveKeyModifiers(), true
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}
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return 0, false
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}
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func (t *Tracklist) onSelectTrack(idx int) {
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if mod, ok := t.modifiers(); ok {
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if mod&os.ControlModifier != 0 {
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t.selectionMgr.SelectAddOrRemove(idx)
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} else if mod&fyne.KeyModifierShift != 0 {
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t.selectionMgr.SelectRange(idx)
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} else {
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t.selectionMgr.Select(idx)
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}
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} else {
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t.selectionMgr.Select(idx)
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}
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t.list.Refresh()
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}
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func (t *Tracklist) onShowContextMenu(e *fyne.PointEvent, trackIdx int) {
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t.selectionMgr.Select(trackIdx)
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t.Refresh()
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if t.ctxMenu == nil {
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t.ctxMenu = fyne.NewMenu("")
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if !t.DisablePlaybackMenu {
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t.ctxMenu.Items = append(t.ctxMenu.Items,
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fyne.NewMenuItem("Play", func() {
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if t.OnPlaySelection != nil {
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t.OnPlaySelection(t.selectedTracks())
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}
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}))
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t.ctxMenu.Items = append(t.ctxMenu.Items,
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fyne.NewMenuItem("Add to queue", func() {
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if t.OnPlaySelection != nil {
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t.OnAddToQueue(t.selectedTracks())
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}
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}))
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}
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t.ctxMenu.Items = append(t.ctxMenu.Items,
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fyne.NewMenuItem("Add to playlist...", func() {
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if t.OnAddToPlaylist != nil {
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t.OnAddToPlaylist(t.selectedTrackIDs())
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}
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}))
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if len(t.AuxiliaryMenuItems) > 0 {
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t.ctxMenu.Items = append(t.ctxMenu.Items, fyne.NewMenuItemSeparator())
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t.ctxMenu.Items = append(t.ctxMenu.Items, t.AuxiliaryMenuItems...)
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}
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}
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widget.ShowPopUpMenuAtPosition(t.ctxMenu, fyne.CurrentApp().Driver().CanvasForObject(t), e.AbsolutePosition)
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}
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func (t *Tracklist) onSetFavorite(trackID string, fav bool) {
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// update our own track model
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tr := sharedutil.FindTrackByID(trackID, t.Tracks)
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if fav {
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tr.Starred = time.Now()
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} else {
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tr.Starred = time.Time{}
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}
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// notify listener
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if t.OnSetFavorite != nil {
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t.OnSetFavorite([]string{trackID}, fav)
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}
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}
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func (t *Tracklist) onArtistTapped(artistID string) {
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if t.OnShowArtistPage != nil {
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t.OnShowArtistPage(artistID)
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}
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}
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func (t *Tracklist) onAlbumTapped(albumID string) {
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if t.OnShowAlbumPage != nil {
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t.OnShowAlbumPage(albumID)
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}
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}
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func (t *Tracklist) selectedTracks() []*subsonic.Child {
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sel := t.selectionMgr.GetSelection()
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tracks := make([]*subsonic.Child, 0, len(sel))
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for _, idx := range sel {
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tracks = append(tracks, t.Tracks[idx])
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}
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return tracks
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}
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func (t *Tracklist) selectedTrackIDs() []string {
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sel := t.selectionMgr.GetSelection()
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tracks := make([]string, 0, len(sel))
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for _, idx := range sel {
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tracks = append(tracks, t.Tracks[idx].ID)
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}
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return tracks
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}
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func (t *Tracklist) SelectedTrackIndexes() []int {
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return t.selectionMgr.GetSelection()
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}
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func ColNumber(colName string) int {
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// built-in columns # and Title are always visible
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switch colName {
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case ColumnArtist:
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return 2
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case ColumnAlbum:
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return 3
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case ColumnTime:
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return 4
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case ColumnYear:
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return 5
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case ColumnFavorite:
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return 6
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case ColumnPlays:
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return 7
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case ColumnBitrate:
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return 8
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default:
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log.Printf("error: Tracklist: invalid column name %s", colName)
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return -100
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}
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}
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func colName(i int) string {
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// built-in columns # and Title are always visible
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switch i {
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case 2:
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return ColumnArtist
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case 3:
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return ColumnAlbum
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case 4:
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return ColumnTime
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case 5:
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return ColumnYear
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case 6:
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return ColumnFavorite
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case 7:
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return ColumnPlays
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case 8:
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return ColumnBitrate
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default:
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return ""
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}
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}
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type TrackRow struct {
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ListRowBase
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// internal state
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tracklist *Tracklist
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trackIdx int
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trackNum int
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trackID string
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artistID string
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albumID string
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isPlaying bool
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isFavorite bool
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playCount int64
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num *widget.RichText
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name *widget.RichText
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artist *CustomHyperlink
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album *CustomHyperlink
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dur *widget.RichText
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year *widget.RichText
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favorite *fyne.Container
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bitrate *widget.RichText
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plays *widget.RichText
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OnTappedSecondary func(e *fyne.PointEvent, trackIdx int)
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playingIcon fyne.CanvasObject
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}
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func NewTrackRow(tracklist *Tracklist, playingIcon fyne.CanvasObject) *TrackRow {
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t := &TrackRow{tracklist: tracklist, playingIcon: playingIcon}
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t.ExtendBaseWidget(t)
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t.num = widget.NewRichTextWithText("")
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t.num.Segments[0].(*widget.TextSegment).Style.Alignment = fyne.TextAlignTrailing
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t.name = widget.NewRichTextWithText("")
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t.name.Wrapping = fyne.TextTruncate
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t.artist = NewCustomHyperlink()
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t.artist.OnTapped = func() { tracklist.onArtistTapped(t.artistID) }
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t.album = NewCustomHyperlink()
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t.album.OnTapped = func() { tracklist.onAlbumTapped(t.albumID) }
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t.dur = widget.NewRichTextWithText("")
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t.dur.Segments[0].(*widget.TextSegment).Style.Alignment = fyne.TextAlignTrailing
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t.year = widget.NewRichTextWithText("")
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t.year.Segments[0].(*widget.TextSegment).Style.Alignment = fyne.TextAlignTrailing
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favorite := NewTappbaleIcon(res.ResHeartOutlineInvertPng)
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favorite.OnTapped = t.toggleFavorited
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t.favorite = container.NewCenter(favorite)
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t.plays = widget.NewRichTextWithText("")
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t.plays.Segments[0].(*widget.TextSegment).Style.Alignment = fyne.TextAlignTrailing
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t.bitrate = widget.NewRichTextWithText("")
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t.bitrate.Segments[0].(*widget.TextSegment).Style.Alignment = fyne.TextAlignTrailing
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t.Content = container.New(tracklist.colLayout,
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t.num, t.name, t.artist, t.album, t.dur, t.year, t.favorite, t.plays, t.bitrate)
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return t
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}
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func (t *TrackRow) Update(tr *subsonic.Child, isPlaying bool, rowNum int) {
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// Update info that can change if this row is bound to
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// a new track (*subsonic.Child)
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if tr.ID != t.trackID {
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if t.Focused {
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fyne.CurrentApp().Driver().CanvasForObject(t).Focus(nil)
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t.Focused = false
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}
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t.trackID = tr.ID
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t.artistID = tr.ArtistID
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t.albumID = tr.AlbumID
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t.name.Segments[0].(*widget.TextSegment).Text = tr.Title
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t.artist.SetText(tr.Artist)
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t.album.SetText(tr.Album)
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t.dur.Segments[0].(*widget.TextSegment).Text = util.SecondsToTimeString(float64(tr.Duration))
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t.year.Segments[0].(*widget.TextSegment).Text = strconv.Itoa(tr.Year)
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t.plays.Segments[0].(*widget.TextSegment).Text = strconv.Itoa(int(tr.PlayCount))
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t.bitrate.Segments[0].(*widget.TextSegment).Text = strconv.Itoa(tr.BitRate)
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}
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// Update track num if needed
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// (which can change based on bound *subsonic.Child or tracklist.AutoNumber)
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if t.trackNum != rowNum {
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if rowNum < 0 {
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rowNum = tr.Track
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}
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t.trackNum = rowNum
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t.num.Segments[0].(*widget.TextSegment).Text = strconv.Itoa(rowNum)
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}
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// Update play count if needed
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if tr.PlayCount != t.playCount {
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t.playCount = tr.PlayCount
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t.plays.Segments[0].(*widget.TextSegment).Text = strconv.Itoa(int(tr.PlayCount))
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}
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// Render whether track is playing or not
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if isPlaying != t.isPlaying {
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t.isPlaying = isPlaying
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t.name.Segments[0].(*widget.TextSegment).Style.TextStyle.Bold = isPlaying
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t.dur.Segments[0].(*widget.TextSegment).Style.TextStyle.Bold = isPlaying
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t.year.Segments[0].(*widget.TextSegment).Style.TextStyle.Bold = isPlaying
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t.plays.Segments[0].(*widget.TextSegment).Style.TextStyle.Bold = isPlaying
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t.bitrate.Segments[0].(*widget.TextSegment).Style.TextStyle.Bold = isPlaying
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if isPlaying {
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t.Content.(*fyne.Container).Objects[0] = container.NewCenter(t.playingIcon)
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} else {
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t.Content.(*fyne.Container).Objects[0] = t.num
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}
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}
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// Render favorite column
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// TODO: right now the only way for the favorite status to change while the tracklist is visible
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// is by the user clicking on the heart icon in the favorites column
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// If this changes in the future (e.g. context menu entry on tracklist), then we will
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// need better state management/onChanged notif so we know to re-render the column
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// (maybe update the Starred field directly on the track struct and issue a Refresh call -
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// like we do to update the now playing value when scrobbles happen)
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if tr.Starred.IsZero() {
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t.isFavorite = false
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t.favorite.Objects[0].(*TappableIcon).Resource = res.ResHeartOutlineInvertPng
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} else {
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t.isFavorite = true
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t.favorite.Objects[0].(*TappableIcon).Resource = res.ResHeartFilledInvertPng
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}
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// Show only columns configured to be visible
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t.artist.Hidden = !t.tracklist.visibleColumns[ColNumber(ColumnArtist)]
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t.album.Hidden = !t.tracklist.visibleColumns[ColNumber(ColumnAlbum)]
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t.dur.Hidden = !t.tracklist.visibleColumns[ColNumber(ColumnTime)]
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t.year.Hidden = !t.tracklist.visibleColumns[ColNumber(ColumnYear)]
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t.favorite.Hidden = !t.tracklist.visibleColumns[ColNumber(ColumnFavorite)]
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t.plays.Hidden = !t.tracklist.visibleColumns[ColNumber(ColumnPlays)]
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t.bitrate.Hidden = !t.tracklist.visibleColumns[ColNumber(ColumnBitrate)]
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t.Refresh()
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}
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func (t *TrackRow) toggleFavorited() {
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if t.isFavorite {
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t.favorite.Objects[0].(*TappableIcon).Resource = res.ResHeartOutlineInvertPng
|
|
t.favorite.Refresh()
|
|
t.isFavorite = false
|
|
t.tracklist.onSetFavorite(t.trackID, false)
|
|
} else {
|
|
t.favorite.Objects[0].(*TappableIcon).Resource = res.ResHeartFilledInvertPng
|
|
t.favorite.Refresh()
|
|
t.isFavorite = true
|
|
t.tracklist.onSetFavorite(t.trackID, true)
|
|
}
|
|
}
|
|
|
|
func (t *TrackRow) TappedSecondary(e *fyne.PointEvent) {
|
|
if t.OnTappedSecondary != nil {
|
|
t.OnTappedSecondary(e, t.trackIdx)
|
|
}
|
|
}
|