🐶 Barks Endlessly (2nd order markov chain but barking)

barkov-chain.js

// Barks endlessly in your console (Paste it in)
(function () {
  class MarkovChainGenerator {
    constructor(tokens, order = 2) {
      this.order = order;
      this.model = new Map();

      for (let i = 0; i <= tokens.length - order; i++) {
        const key = tokens.slice(i, i + order).join(',');
        const next = tokens[i + order];
        if (!next) continue;

        if (!this.model.has(key)) {
          this.model.set(key, []);
        }
        this.model.get(key).push(next);
      }
    }

    generate(length = 12) {
      const keys = Array.from(this.model.keys());
      const start = keys[Math.floor(Math.random() * keys.length)].split(',');
      const result = [...start];

      for (let i = 0; i < length - this.order; i++) {
        const key = result.slice(-this.order).join(',');
        const choices = this.model.get(key);
        if (!choices) break;
        const next = choices[Math.floor(Math.random() * choices.length)];
        result.push(next);
      }

      return result;
    }
  }

  const barks = [
    "woof", "woof", "arf", "bark", "bark", "grr", "ruff",
    "yip", "yip", "woof", "grr", "woof", "arf", "ruff",
    "bork", "roof"
  ];

  const emojis = ["🐶", "🐕", "🐩", "🦴", "🐾", "🗯️"];

  const generator = new MarkovChainGenerator(barks, 2);

  function makeBark(tokenCount = 8) {
    const barkTokens = generator.generate(tokenCount);

    // Add more emojis, possibly repeated
    const numEmojis = Math.floor(Math.random() * 5) + 1;
    for (let i = 0; i < numEmojis; i++) {
      const emoji = emojis[Math.floor(Math.random() * emojis.length)];
      const pos = Math.floor(Math.random() * (barkTokens.length + 1));
      barkTokens.splice(pos, 0, emoji);
    }

    let text = barkTokens.join(' ');

    // Apply random format variations
    const modifiers = [
      t => t.toUpperCase(),
      t => t + '!',
      t => t + '?',
      t => t + '!?',
      t => t + ' ' + emojis[Math.floor(Math.random() * emojis.length)],
      t => t  // no change
    ];

    const variation = modifiers[Math.floor(Math.random() * modifiers.length)];
    return variation(text);
  }

  setInterval(() => {
    console.log(makeBark(8));
  }, 2000); // Every 2 seconds
})();

woof arf ruff 🦴 bork 🐩 🦴 roof!
woof grr woof arf ruff bork 🗯️ roof 🐶
grr 🐕 woof arf ruff 🐕 bork 🦴 🦴 roof?
woof woof arf bark bark grr ruff yip 🦴!?
bark grr ruff 🐩 yip yip woof grr 🐾 woof 🗯️?
bark grr ruff yip 🐕 yip woof grr woof 🐾
yip woof grr woof arf bark 🐕 bark grr 🐾
🐾 🐕 🗯️ bark grr ruff yip 🐶 yip woof grr woof?
GRR RUFF YIP 🐕 🐕 YIP WOOF 🐶 GRR WOOF ARF 🐾
grr woof arf bark bark grr 🐾 ruff 🗯️ yip!
🦴 🐕 yip 🐶 yip 🦴 woof grr 🐶 woof arf bark bark!
🐾 🐶 grr woof arf ruff bork roof 🐕
ruff yip yip woof grr 🐕 woof arf bark?
ARF RUFF 🐩 BORK ROOF
🐶 ruff bork 🐩 🐕 🦴 roof 🗯️ 🐩
grr woof 🐾 arf 🐩 bark 🗯️ bark 🐩 grr ruff 🗯️ yip!
🐶 🐩 woof 🐶 arf bark 🦴 bark grr ruff yip yip?
grr ruff yip yip woof grr woof arf 🐕
grr ruff 🐩 yip yip woof 🦴 grr woof 🐶 🦴 arf 🐶!
bark bark grr ruff yip 🗯️ yip woof grr 🐕 🗯️!
🐾 woof grr woof arf 🦴 🦴 bark bark grr 🦴 ruff!?
arf 🐶 ruff bork roof?
ruff 🐾 bork 🐶 🐩 roof 🦴!
yip 🦴 🐩 yip woof grr 🐶 woof 🐩 arf ruff bork 🐕
yip woof 🦴 grr woof arf bark bark grr!
GRR WOOF ARF 🐩 BARK 🐶 🐶 BARK GRR RUFF YIP
grr 🐶 🦴 🐩 woof arf ruff bork 🐩 🗯️ roof
woof 🐕 arf bark bark grr ruff yip yip
yip woof grr woof arf ruff bork 🐕 roof!
grr woof arf bark 🗯️ bark grr 🐾 🐾 ruff yip 🐾 🦴 🗯️
BARK 🐶 🐾 BARK 🗯️ GRR RUFF YIP YIP WOOF GRR 🗯️
arf bark bark grr ruff 🐶 🗯️ 🐶 yip yip 🐶 woof!?
🐾 woof woof arf ruff bork roof?
grr 🐕 ruff 🗯️ yip yip 🐩 🐾 woof grr woof arf!
🦴 ruff yip yip 🐶 woof grr woof arf ruff?
bark grr ruff yip yip woof grr woof 🐕!?
grr woof arf bark bark grr 🦴 ruff yip 🦴 🐕!
ruff 🦴 🐕 🐾 bork roof 🦴 🐶!
woof arf ruff 🐩 🐕 bork roof 🐩!
arf 🐕 ruff 🦴 bork roof 🐩
🐾 ruff 🐩 yip yip woof 🐶 grr 🐶 woof arf bark!
YIP WOOF 🐕 GRR WOOF ARF 🐩 🐶 BARK 🐕 BARK GRR
woof woof arf 🐩 ruff bork 🗯️ roof
bark bark grr ruff 🗯️ yip yip 🗯️ woof 🦴 🐶 grr!
🐕 ruff bork roof
arf bark bark grr ruff yip yip woof 🐾!?
ARF 🐕 🗯️ RUFF BORK ROOF 🦴 🦴
grr woof 🐾 arf ruff bork roof
woof arf ruff bork roof 🐶 🐩
ruff bork 🐾 🐾 🐾 roof
grr ruff yip 🐾 🐶 yip 🦴 🦴 woof grr woof arf