package ui import ( "fmt" "github.com/fhs/gompd/mpd" "strconv" "github.com/aditya-K2/gomp/utils" "github.com/aditya-K2/tview" "github.com/gdamore/tcell/v2" ) var ( CurrentSong string CONN *mpd.Client RENDERER interface{ Send(string) } ) func SetConnection(c *mpd.Client) { CONN = c } func SetRenderer(r interface{ Send(string) }) { RENDERER = r } // The progressBar is just a string which is separated by the color formatting String // for e.g // "[:#fbff00:]******************`innerText`[-:-:-] " // the above string shows represents the progress until [-:-:-] // [-:-:-] this string represents resetting colors so the substring before it would be with a // colored background. this is done by calculating the innerRect of the table and taking that length as // 100% and then representing the rest of the information in relation to it type progressBar struct { t *tview.Table } // This Function returns a progressBar with a table of two rows // the First row will contain information about the current Song // and the Second one will contain the progressBar func newProgressBar() *progressBar { p := progressBar{} a := tview.NewTable(). SetCell(0, 0, tview.NewTableCell("")). SetCell(1, 0, tview.NewTableCell("")). SetCell(2, 0, tview.NewTableCell("")) a.SetBackgroundColor(tcell.ColorDefault) a.SetBorder(true) a.SetDrawFunc(func(s tcell.Screen, x, y, width, height int) (int, int, int, int) { p.updateTitle() p.updateProgress() return p.t.GetInnerRect() }) CurrentSong = "" p = progressBar{a} return &p } func (s *progressBar) updateTitle() { _currentAttributes, err := CONN.CurrentSong() if err == nil { song := "[green::bi]" + _currentAttributes["Title"] + "[-:-:-] - " + "[blue::b]" + _currentAttributes["Artist"] + "\n" s.t.GetCell(0, 0).Text = song if len(_currentAttributes) == 0 && CurrentSong != "" { CurrentSong = "" RENDERER.Send("stop") } else if song != CurrentSong && len(_currentAttributes) != 0 { RENDERER.Send(_currentAttributes["file"]) CurrentSong = song } } } func (s *progressBar) updateProgress() { _status, err := CONN.Status() _, _, _width, _ := s.t.GetInnerRect() el, err1 := strconv.ParseFloat(_status["elapsed"], 8) du, err := strconv.ParseFloat(_status["duration"], 8) if du != 0 { percentage := el / du * 100 if err == nil && err1 == nil { s.t.SetTitle(fmt.Sprintf("[[::i] %s [-:-:-]Shuffle: %s Repeat: %s Volume: %s ]", utils.FormatString(_status["state"]), utils.FormatString(_status["random"]), utils.FormatString(_status["repeat"]), _status["volume"])).SetTitleAlign(tview.AlignRight) s.t.GetCell(2, 0).Text = utils.GetText(float64(_width), percentage, utils.StrTime(el)+"/"+utils.StrTime(du)+"("+strconv.FormatFloat(percentage, 'f', 2, 32)+"%"+")") } else { s.t.SetTitle(fmt.Sprintf("[[::i] %s [-:-:-]Shuffle: %s Repeat: %s]", utils.FormatString(_status["state"]), utils.FormatString(_status["random"]), utils.FormatString(_status["repeat"]))).SetTitleAlign(tview.AlignRight) s.t.GetCell(2, 0).Text = "" } } else { s.t.SetTitle(fmt.Sprintf("[[::i] %s [-:-:-]Shuffle: %s Repeat: %s Volume: %s ]", utils.FormatString(_status["state"]), utils.FormatString(_status["random"]), utils.FormatString(_status["repeat"]), _status["volume"])).SetTitleAlign(tview.AlignRight) s.t.GetCell(2, 0).Text = utils.GetText(float64(_width), 0, " ---:---") } }