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package main

import (
	"fmt"

	"github.com/jroimartin/gocui"
)

var promptString = "[w,a,s,d,?] >>"

func promptEditor(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
	switch {
	case ch != 0 && mod == 0:
		v.Clear()
		v.EditWrite(ch)
		parseInput(v)
		v.SetCursor(0, 0)
	case key == gocui.KeySpace:
		v.EditWrite(' ')
	case key == gocui.KeyBackspace || key == gocui.KeyBackspace2:
		v.EditDelete(true)
	case key == gocui.KeyDelete:
		v.EditDelete(false)
	case key == gocui.KeyInsert:
		v.Overwrite = !v.Overwrite
	case key == gocui.KeyArrowDown:
		v.MoveCursor(0, 1, false)
	case key == gocui.KeyArrowUp:
		v.MoveCursor(0, -1, false)
	case key == gocui.KeyArrowLeft:
		v.MoveCursor(-1, 0, false)
	case key == gocui.KeyArrowRight:
		v.MoveCursor(1, 0, false)
	}
}

func globalQuit(g *gocui.Gui) {
	g.Update(func(g *gocui.Gui) error {
		v, _ := g.View("")
		return quit(g, v)
	})
}

func PrintPrompt(g *gocui.Gui, str string) {
	g.Update(func(g *gocui.Gui) error {
		v, err := g.View(Prompt)
		if err != nil {
			return err
		}
		v.Clear()
		v.MoveCursor(0, 0, true)
		fmt.Fprintf(v, str)
		return nil
	})
}