!7

cmodule GDialogRunner > DynPrintLog {
  GModuleInfo gInfo;
  
  LS dialog = tlft([[
    can you add numbers?
    sure. which numbers would you like to add?
    5
    ok, and?
    3
    that makes 8
    thanks
  ]]);
  
  int index = 1; // first line is trigger
  
  S answer(S s) {
    if (nextLineIsBotLine())
      ret nextLine();
    S line = nextLine();
    if (match(line, ai_dropLeadingPhrases_one(s, "ok")))
      ret nextLine();
    else {
      --index;
      ret "Nah dude. You are supposed to say: " + line;
    }
  }
  
  S initialAnswer(O... _) {
    ret nextLine();
  }
  
  bool nextLineIsBotLine() { ret odd(index); }
  
  S nextLine() {
    S line = get(dialog, index);
    if (line == null)
      ret null with gazelle_stop();
    ++index;
    ret line;
  }
}