!7

concept Happiness {
  long level;
}

p { db(); bot(); }

answer {
  if "thanks" ret happy();
  if "i love you" ret happy();
  if "you did good" ret happy();
  if "nice" ret happy();
  
  if "how happy are you" ret "I am " + happiness().level + " times happy";
}

sS happy() {
  happiness().level++;
  happiness().change();
  tempShowEmotion("happy");
  ret ":-)";
}

static Happiness happiness() { ret uniq(Happiness); }