Method Show

interactive_textinput_printer.go:83–272

Show shows the interactive select menu and returns the selected entry.

(text ...string)

// Show shows the interactive select menu and returns the selected entry.
func (p InteractiveTextInputPrinter) Show(text ...string) (string, error) {
	// should be the first defer statement to make sure it is executed last
	// and all the needed cleanup can be done before
	cancel, exit := internal.NewCancelationSignal(p.OnInterruptFunc)
	defer exit()

	var areaText string

	if len(text) == 0 || text[0] == "" {
		text = []string{p.DefaultText}
	}

	if p.MultiLine {
		areaText = p.TextStyle.Sprintfln("%s %s %s", text[0], ThemeDefault.SecondaryStyle.Sprint("[Press tab to submit]"), p.Delimiter)
	} else {
		areaText = p.TextStyle.Sprintf("%s%s", text[0], p.Delimiter)
	}

	p.text = areaText
	area := cursor.NewArea()
	area.Update(areaText)
	area.StartOfLine()

	if !p.MultiLine {
		cursor.Right(runewidth.StringWidth(RemoveColorFromString(areaText)))
	}

	if p.DefaultValue != "" {
		p.input = append(p.input, p.DefaultValue)
		p.updateArea(&area)
	}

	err := keyboard.Listen(func(key keys.Key) (stop bool, err error) {
		if !p.MultiLine {
			p.cursorYPos = 0
		}
		if len(p.input) == 0 {
			p.input = append(p.input, "")
		}

		switch key.Code {
		case keys.Tab:
			if p.MultiLine {
				area.Bottom()
				return true, nil
			}
		case keys.Enter:
			if p.DefaultValue != "" && !p.startedTyping {
				for i := range p.input {
					p.input[i] = RemoveColorFromString(p.input[i])
				}

				if p.MultiLine {
					area.Bottom()
				}
				return true, nil
			}