/*
Changes include adding `accents` and the `ñ`.
I also added `min` and `max` as parameters.
*/

const accents = 'áéíóú',
      chars = 'abcdefghijklmnopqrstuvwxyz',
      a = 'bcdfghijklmnpqrstuvwxyzñ',
      b = 'aeilorsuy',
      c = 'aeioruhtlkkkkkkkkk',
      d = 'aeiourldns',
      e = 'abcdefyrnsltmpxizñ',
      f = 'aeiouylrf',
      g = 'aeiouhrlmns',
      h = 'aeiourlt',
      i = 'encstoadlmvzrgfrtpbkñ',
      j = 'uaoei',
      k = 'eiaolunyhsrw',
      l = 'eiayoug',
      m = 'aeiouypb',
      n = 'aeiouytgdcsn',
      o = 'abcdefnruplsmtzñ',
      p = 'rehaoilhtusp',
      q = 'u',
      r = 'aeioutymscdrnpb',
      s = 'etshaicupomlynk',
      t = 'eiraohuytlar',
      u = 'bcdfghnslrmtiaepzñ',
      v = 'eiaour',
      w = 'aeiouyhrnls',
      x = 'aeiouytcpl',
      y = 'elstacpnm',
      z = 'eaioyuz',
      ñ = 'aeiou';

function rng (doAccents = true, min = 4, max = 8, length = Math.floor(Math.random() * (max - min + 1)) + min, firstChar = chars[Math.floor(Math.random() * chars.length)]) {
  let out = [];
  
  for (let index = 0; index < length; index++) {
    if (index == 0) {
      out.push(firstChar);
    } else {
      out.push(eval(out[index-1])[Math.floor(Math.random() * eval(out[index-1]).length)]);
    }
  }
  
  if (doAccents) {
    let hasAccent = false;
    out = out.map(char => {
      let newChar;
      if (Math.floor(Math.random() * 10) >= 5) {
        newChar = ñ.includes(char) && !hasAccent ? accents[ñ.indexOf(char)] : char;
        hasAccent = true;
      }
      return newChar || char;
    });
  }
  
  if (out[out.length-1] == "ñ") {
    out.push(ñ[Math.floor(Math.random() * ñ.length)]);
  }
  
  return out.join('');
}

for(let i = 0; i < 10; i++) {
  console.log(rng(true, 5, 6));
  console.log("");
  console.log(rng(false, 4, 8));
  console.log("");
}

// good names: garnguck, lemock, wemee, yermpoo, jelifyeshi, vazaji, zufazi, dupunt, trythluid

/* more good names:
  elóra, yáddro, lezíe, janeño, bahúz, gouñuña,
  volgrad, flizz, tunck, vorag, sylem, kitala, vunos, jaith, qumor, henup, ornda, zilep, cantadu, gromu, lodley
*/