package main import ( "fmt" "strconv" "github.com/fhs/gompd/mpd" "github.com/gdamore/tcell/v2" "github.com/rivo/tview" ) // 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(conn mpd.Client) *progressBar { p := progressBar{} a := tview.NewTable(). SetCell(0, 0, tview.NewTableCell("")). SetCell(1, 0, tview.NewTableCell("")) a.SetBorder(true) a.SetDrawFunc(func(s tcell.Screen, x, y, width, height int) (int, int, int, int) { p.updateTitle(conn) p.updateProgress(conn) return p.t.GetInnerRect() }) p = progressBar{a} return &p } func (s *progressBar) updateTitle(conn mpd.Client) { _currentAttributes, err := conn.CurrentSong() if err == nil { s.t.GetCell(0, 0).Text = _currentAttributes["Artist"] + " - " + _currentAttributes["Title"] } } func (s *progressBar) updateProgress(conn mpd.Client) { _status, err := conn.Status() _, _, _width, _ := s.t.GetInnerRect() el, err1 := strconv.ParseFloat(_status["elapsed"], 8) du, err := strconv.ParseFloat(_status["duration"], 8) percentage := el / du * 100 if err == nil && err1 == nil { s.t.SetTitle(fmt.Sprintf("[[::i] %s [-:-:-]Shuffle: %s Repeat: %s Volume: %s ]", formatString(_status["state"]), formatString(_status["random"]), formatString(_status["repeat"]), _status["volume"])).SetTitleAlign(tview.AlignRight) s.t.GetCell(1, 0).Text = getText(float64(_width), percentage, strTime(el)+"/"+strTime(du)+"("+strconv.FormatFloat(percentage, 'f', 2, 32)+"%"+")") } else { s.t.SetTitle(fmt.Sprintf("[[::i] %s [-:-:-]Shuffle: %s Repeat: %s]", formatString(_status["state"]), formatString(_status["random"]), formatString(_status["repeat"]))).SetTitleAlign(tview.AlignRight) s.t.GetCell(1, 0).Text = "" } }