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

package views

import (
	"fmt"
	"time"

	"git.dayanhub.com/sagi/subsonic-tui/internal/client"
	"git.dayanhub.com/sagi/subsonic-tui/internal/config"
	"github.com/delucks/go-subsonic"
	"github.com/rivo/tview"
)

var _ View = &player{}

type player struct {
	client   *client.Client
	view     tview.Primitive
	grid     *tview.Grid
	artwork  *tview.Image
	progress *tview.Flex
	songInfo *tview.TextView
	song     *subsonic.Child
}

func NewPlayer(client *client.Client) *player {
	grid := tview.NewGrid().SetColumns(9, 0)
	grid.SetBackgroundColor(config.ColorBackground)

	//album art
	art := tview.NewImage()
	art.SetBackgroundColor(config.ColorBackground)

	grid.AddItem(art, 0, 0, 1, 1, 4, 4, false)
	// Progress
	progress := tview.NewFlex()
	progress.SetBackgroundColor(config.ColorBackground)

	// Song songInfo
	songInfo := tview.NewTextView()
	songInfo.SetDynamicColors(true)
	songInfo.SetBackgroundColor(config.ColorBackground)

	// Info + Progress
	songProg := tview.NewFlex().SetDirection(tview.FlexRow)
	songProg.AddItem(songInfo, 0, 4, false)
	songProg.AddItem(progress, 0, 1, false)
	grid.AddItem(songProg, 0, 1, 1, 1, 0, 0, false)

	player := &player{
		client:   client,
		view:     grid,
		artwork:  art,
		songInfo: songInfo,
		grid:     grid,
		progress: progress,
	}

	player.SetSongInfo(&subsonic.Child{
		Title:    "Subsonic TUI",
		Album:    "MaVeZe",
		Artist:   "ZeGoomba",
		CoverArt: "",
		Duration: 0,
	})
	player.UpdateProgress(time.Duration(0))

	return player
}

func (p *player) SetSongInfo(song *subsonic.Child) {
	info := fmt.Sprintf("[yellow]Title:[white] %s\n[yellow]Album:[white] %s\n[yellow]Atrists:[white] %s",
		song.Title, song.Album, song.Artist)
	p.songInfo.SetText(info)
	p.song = song
	p.LoadAlbumArt(song.CoverArt)
}

func (p *player) LoadAlbumArt(ID string) {
	i, _ := p.client.GetCoverArt(ID)
	p.artwork.SetImage(i)
}

func (p *player) UpdateProgress(elapsed time.Duration) {

	if p.song.Duration == 0 {
		// Startup... Show version number
		versionInfo := tview.NewTextView().SetText("Version: 0.1")
		versionInfo.SetBackgroundColor(config.ColorPlaybackProgressRemaining)
		versionInfo.SetTextColor(config.ColorPlaybackProgressElapsed)
		p.progress.AddItem(versionInfo, 0, 1, false)
		return
	}

	songDuration := time.Duration(p.song.Duration) * time.Second
	overlappedBox := tview.NewTextView()
	overlappedBox.SetBackgroundColor(config.ColorPlaybackProgressElapsed)
	overlappedBox.SetTextColor(config.ColorPlaybackProgressRemaining)
	overlappedBox.SetText(songDuration.String())
	remainingBox := tview.NewTextView()
	remainingBox.SetBackgroundColor(config.ColorPlaybackProgressRemaining)
	remainingBox.SetTextColor(config.ColorPlaybackProgressElapsed)
	remainingBox.SetTextAlign(tview.AlignRight)
	rm := time.Duration(songDuration.Seconds()-elapsed.Seconds()) * time.Second
	remaining := fmt.Sprintf("-%s", rm.String())
	remainingBox.SetText(remaining)
	p.progress.Clear()
	p.progress.AddItem(overlappedBox, 0, int(elapsed.Seconds()), false)
	p.progress.AddItem(remainingBox, 0, int(songDuration.Seconds())-int(elapsed.Seconds()), false)
}

func (p *player) GetView() tview.Primitive {
	return p.view
}

func (p *player) Update() {
	//p.UpdateProgress("00:00", 50)
}