gomu/queue.go

package main

import (
	"github.com/gdamore/tcell"
	"github.com/rivo/tview"
)

func Queue(playlist *tview.Box) *tview.List {

	list := tview.NewList().
		ShowSecondaryText(false)

	next := func () {

		currIndex := list.GetCurrentItem()
		idx := currIndex + 1
		if currIndex == list.GetItemCount() - 1 {
			idx = 0
		}
		list.SetCurrentItem(idx)
	}

	prev := func () {
		currIndex := list.GetCurrentItem()
		list.SetCurrentItem(currIndex - 1)
	}

	list.SetInputCapture(func(e *tcell.EventKey) *tcell.EventKey {

			switch e.Rune() {
			case 'j':
				next()
			case 'k':
				prev()
			}

			return nil
		})

	list.SetHighlightFullLine(true)
	list.SetBorder(true).SetTitle("Queue")
	list.SetSelectedBackgroundColor(tcell.ColorDarkCyan)
	list.SetSelectedTextColor(tcell.ColorAntiqueWhite)

	return list

}