package main

import (
	"strings"

	termboxUtil "github.com/br0xen/termbox-util"
	"github.com/nsf/termbox-go"
)

// Some characters for display
const (
	ChUpKeyValue    = '↑'
	ChRightKeyValue = '→'
	ChDownKeyValue  = '↓'
	ChLeftKeyValue  = '←'
	ChEnterKeyValue = '⏎'
	ChCursor        = '┇'
)

func DrawString(v string, x, y int, fg, bg termbox.Attribute) (int, int) {
	termboxUtil.DrawStringAtPoint(v, x, y, fg, bg)
	return (x + len(v)), (y + 1)
}

func FilterStrings(h []string, n string) []string {
	var ret []string
	for _, v := range h {
		if strings.HasPrefix(v, n) {
			ret = append(ret, v)
		}
	}
	return ret
}