// GistID: b3afe01b59ce579e20459e3b40a7eee6
class Complimentor {

  static compliments() {
    return new Complimentor().phrases();
  }

  phrases() {
    return `${this.phrase()}. ${this.maybe(this.phrases)}`;
  }

  phrase() {
    return this.pickOne([
      this.youMakeMe(),
      this.youHaveA(),
      this.youHave(),
      this.iLoveYou(),
      this.whenIAm(),
      this.youAre()
    ]);
  }

  youAre() {
    return `You are${this.adverbs()}${this.adjective()}`;
  }

  whenIAm() {
    return `When I am ${this.badEmotion()} you ${this.pickMeUp()}${this.emphatic()}`;
  }

  pickMeUp() {
    return this.pickOne([
      'cheer me up',
      'kick my ass into gear',
      'put the wind back in my sails'
    ]);
  }

  badEmotion() {
    return this.pickOne([
      'sad',
      'down',
      'upset',
      'freaking out',
      'in the lost-and-found',
      'throwing a tantrum'
    ]);
  }

  iLoveYou() {
    return 'I love you';
  }

  youMakeMe() {
    return `You make me${this.maybe(this.adverbs)}${this.adverb()}${this.maybe(0.25, this.adverbs)}${this.emphatic()}`;
  }

  youHave() {
    return `You have${this.adjectives()}${this.pluralAttribute()}${this.emphatic()}`;
  }

  youHaveA() {
    return `You have a${this.adjectives()}${this.singularAttribute()}${this.emphatic()}`
  }

  emphatic() {
    let picks = [
      'really',
      'you really do',
      'you do',
      () => `I swear${this.maybe(' it')}`,
      () => `${this.maybe('up')}on my grandmother's grave`,
      'by Jove',
      'you don\'t even know',
      'seriously',
      'I mean it'
    ];
    return this.maybe(0.95, () => `, ${this.pickOne(picks)}${this.maybe(0.3, this.emphatic)}`);
  }

  adjectives() {
    return `${this.adjective()}${this.maybe(0.25, this.adjectives)}`;
  }

  adjective() {
    return ` ${this.pickOne(['beautiful', 'glorious', 'wonderful', 'wiggly'])}`;
  }

  pluralAttribute() {
    return ` ${this.pickOne(['eyes', 'ears', 'fingers', 'thumbs', 'toes', 'feet', 'nostrils', 'hair'])}`;
  }

  singularAttribute() {
    return ` ${this.pickOne(['voice', 'nose', 'face', 'sense of humor', 'poise', 'grace', 'mind', 'heart', 'soul', 'laugh'])}`;
  }

  adverbs() {
    return `${this.adverb()}${this.maybe(0.25, this.adverbs)}`;
  }

  adverb() {
    return ` ${this.pickOne(['with happiness', 'ecstatically', 'beautifully', 'gloriously'])}`;
  }

  pickOne(choices) {
    let choice = choices[Math.floor(Math.random() * choices.length)];
    return typeof choice === 'function' ? choice.call(this) : choice;
  }

  maybe(p, choice) {
    if (arguments.length === 1) {
      choice = p;
      p = 0.5;
    }
    if (Math.random() < p) {
      return typeof choice === 'function' ? choice.call(this) : choice;
    } else {
      return '';
    }
  }

}

console.log(Complimentor.compliments());