subsonic-tui/internal/tui/views/layout.go

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package views
import (
"time"
"git.dayanhub.com/sagi/subsonic-tui/internal/client"
"git.dayanhub.com/sagi/subsonic-tui/internal/config"
"git.dayanhub.com/sagi/subsonic-tui/internal/playback"
"github.com/delucks/go-subsonic"
"github.com/gdamore/tcell/v2"
"github.com/rivo/tview"
)
var _ View = &layout{}
type layout struct {
view *tview.Pages
player View
currentFocusedView tview.Primitive
smallView *tview.Flex
largeView *tview.Grid
status *statusLine
mainView *main
}
func NewLayout(client *client.Client, playbackCtl *playback.Controller, refreshUI func()) *layout {
layout := &layout{}
largeView := tview.NewGrid().SetRows(0, 4, 1)
smallView := tview.NewFlex().SetDirection(tview.FlexRow)
layout.largeView = largeView
layout.smallView = smallView
pages := tview.NewPages()
// Status / command / search
statusLine := NewStatusLine()
layout.status = statusLine
// Side Panel (Artist/Albums/Playlist)
albums := NewAlbums(client)
artists := NewArtists(client)
playlists := NewPlaylists(client)
sidePanel := tview.NewGrid().SetRows(0, 0, 0)
sidePanel.AddItem(artists.GetView(), 0, 0, 1, 1, 0, 0, false)
sidePanel.AddItem(albums.GetView(), 1, 0, 1, 1, 0, 0, false)
sidePanel.AddItem(playlists.GetView(), 2, 0, 1, 1, 0, 0, false)
// main pane
main := NewMainView(client, statusLine.Log)
layout.mainView = main
// Queue
queue := NewQueue()
// Main view
mainView := tview.NewFlex()
mainView.AddItem(sidePanel, 0, 1, false)
mainView.AddItem(main.GetView(), 0, 2, false)
mainView.AddItem(queue.GetView(), 0, 1, false)
largeView.AddItem(mainView, 0, 0, 1, 3, 0, 0, false)
// Player
player := NewPlayer(client)
largeView.AddItem(player.GetView(), 1, 0, 1, 3, 0, 0, false)
// Add status line
largeView.AddItem(statusLine.GetView(), 2, 0, 1, 3, 0, 0, false)
// Callbacks
artists.SetSelectArtistFunc(func(artistId string) {
artists.view.Blur()
statusLine.Log("Fetching artist's albums...")
go func() {
a, _ := client.GetArtist(artistId)
albums.SetAlbums(a.Album)
albums.GetView().Focus(nil)
refreshUI()
}()
})
artists.SetOpenArtistFunc(func(artistId string) {
artists.view.Blur()
statusLine.Log("Fetching Artists...")
layout.currentFocusedView = main.GetView()
layout.rebuildSmallView()
go func() {
a, _ := client.GetArtist(artistId)
main.SetArtist(a)
main.GetView().Focus(nil)
refreshUI()
}()
})
albums.SetCallback(func(albumID string) {
albums.view.Blur()
statusLine.Log("Fetching album...")
layout.currentFocusedView = main.GetView()
layout.rebuildSmallView()
go func() {
a, _ := client.GetAlbum(albumID)
main.SetAlbum(a)
main.view.Focus(nil)
refreshUI()
}()
})
playlists.SetCallback(func(p *subsonic.Playlist) {
playlists.view.Blur()
statusLine.Log("Fetching playlist...")
layout.currentFocusedView = main.GetView()
layout.rebuildSmallView()
go func() {
playlist, _ := client.GetPlaylist(p.ID)
main.SetPlaylist(playlist)
main.view.Focus(nil)
refreshUI()
}()
})
main.SetPlayAllFunc(func(songs ...*subsonic.Child) {
statusLine.Log("Loaded #%d songs.", len(songs))
queue.ReplaceAll(songs...)
})
main.SetPlayAddSongFunc(func(song ...*subsonic.Child) {
statusLine.Log("Added #%d songs to queue.", len(song))
queue.Add(song...)
})
playbackCtl.SetSongElapsedFunc(func(elapsed time.Duration) {
player.UpdateProgress(elapsed)
queue.Update()
refreshUI()
})
playbackCtl.SetSongEndedFunc(func(song *subsonic.Child) {
statusLine.Log("")
queue.Next()
if config.ScrobbleEnabled() {
// Scrobble
_ = client.Scrobble(song.ID)
}
})
queue.SetPlayFunc(func(song *subsonic.Child) {
reader, _ := client.Stream(song.ID)
playbackCtl.Stream(reader, song)
player.SetSongInfo(song)
})
statusLine.SetOnUpdateFunc(func() {
refreshUI()
})
statusLine.SetSearchFunc(func(quary string) {
if len(quary) == 0 {
layout.currentFocusedView.Focus(nil)
statusLine.Log("Search canceled")
return
}
// Search...
statusLine.Log("Searching for '%s'....", quary)
statusLine.view.Blur()
go func() {
result, _ := client.Search(quary)
layout.currentFocusedView.Blur()
main.SetSearch(result, quary)
layout.currentFocusedView = main.GetView()
layout.rebuildSmallView()
refreshUI()
}()
})
// Key Bindings
pages.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
if statusLine.Mode() == StatusModeSearch {
return event
}
if event.Rune() == '1' {
// Focus Artists
artists.view.Blur()
albums.view.Blur()
playlists.view.Blur()
main.view.Blur()
queue.view.Blur()
artists.view.Focus(nil)
layout.currentFocusedView = artists.GetView()
layout.rebuildSmallView()
return nil
} else if event.Rune() == '2' {
// Focus Albums
artists.view.Blur()
albums.view.Blur()
playlists.view.Blur()
main.view.Blur()
queue.view.Blur()
albums.view.Focus(nil)
layout.currentFocusedView = albums.GetView()
layout.rebuildSmallView()
return nil
} else if event.Rune() == '3' {
// Focus Playlists
artists.view.Blur()
albums.view.Blur()
playlists.view.Blur()
main.view.Blur()
queue.view.Blur()
playlists.view.Focus(nil)
layout.currentFocusedView = playlists.GetView()
layout.rebuildSmallView()
return nil
} else if event.Rune() == '`' {
// Focus Songs
artists.view.Blur()
albums.view.Blur()
playlists.view.Blur()
main.view.Blur()
queue.view.Blur()
main.view.Focus(nil)
layout.currentFocusedView = main.GetView()
layout.rebuildSmallView()
return nil
} else if event.Rune() == '4' {
// Focus Queue
artists.view.Blur()
albums.view.Blur()
playlists.view.Blur()
main.view.Blur()
queue.view.Blur()
queue.view.Focus(nil)
layout.currentFocusedView = queue.GetView()
layout.rebuildSmallView()
return nil
} else if event.Rune() == 'n' {
queue.Next()
return nil
} else if event.Rune() == 'N' {
queue.Prev()
return nil
} else if event.Rune() == 's' {
playbackCtl.Stop()
return nil
} else if event.Rune() == 'p' {
if !playbackCtl.Playing() {
queue.PlayCurrent()
return nil
}
playbackCtl.TogglePlayPause()
return nil
} else if event.Rune() == 'c' {
playbackCtl.Stop()
queue.Clear()
return nil
} else if event.Rune() == '/' {
layout.currentFocusedView.Blur()
statusLine.Search()
refreshUI()
return nil
}
return event
})
largeView.SetFocusFunc(func() {
largeView.Blur()
layout.currentFocusedView.Focus(nil)
})
smallView.SetFocusFunc(func() {
smallView.Blur()
layout.currentFocusedView.Focus(nil)
})
statusLine.Log("Press '?' for help")
pages.AddPage("small", smallView, true, false)
pages.AddPage("large", largeView, true, true)
layout.view = pages
layout.player = player
//Auto focus on artists
artists.GetView().Focus(nil)
layout.currentFocusedView = artists.GetView()
layout.rebuildSmallView()
return layout
}
func (l *layout) rebuildSmallView() {
l.smallView.Clear()
l.smallView.AddItem(l.currentFocusedView, 0, 1, false)
l.smallView.AddItem(l.player.GetView(), 4, 0, false)
l.smallView.AddItem(l.status.GetView(), 1, 0, false)
}
func (l *layout) Mode() Statusmode {
return l.status.Mode()
}
func (l *layout) GetView() tview.Primitive {
return l.view
}
func (l *layout) Update() {
_, _, w, h := l.view.GetRect()
page, _ := l.view.GetFrontPage()
smallView := w < 100 || h < 30
if smallView {
if page != "small" {
l.mainView.SetMiniView(true)
go l.view.SwitchToPage("small")
return
}
} else {
if page != "large" {
l.mainView.SetMiniView(false)
go l.view.SwitchToPage("large")
return
}
}
l.player.Update()
}