ascii2utf8.nim

import strutils
import osproc
let outp = execProcess("iwlist wlan0 scan | grep ESSID ")
var wifi_name = outp.split('"')[1]

proc ascii2utf8(s: string): string =
    var u_strs: seq[int]

    # for i in s.split("\\x"):
        # if i.len > 1:
            # var u_int = join(["0x", i])
            # u_strs.add u_int.parseHexInt

    # var u_result: seq[string]
    # for i in 0..u_strs.len/%3 - 1:
        # var u_r = [u_strs[i*3].chr, u_strs[i*3+1].chr, u_strs[i*3+2].chr].join
        # u_result.add u_r
    var u_result: seq[string]
    echo s.len
    var str_step = 3 * 4
    var n_s = s.replace("\\x", "0x")
    for i in 0..s.len/%str_step - 1:
        echo i
        var u_r = [
            n_s[i*str_step..i*str_step+3].parseHexInt.char,
            n_s[(i*str_step)+1*4..(i*str_step)+1*4+3].parseHexInt.char,
            n_s[(i*str_step)+2*4..(i*str_step)+2*4+3].parseHexInt.char,
            ].join
        u_result.add u_r
    result = u_result.join

echo wifi_name
echo ascii2utf8(wifi_name)