tui-wouldyoulikefrieswiththat/injectzeroslotvalue.js

Explains how to use mix ins

"use strict";
module.exports = function(standardArgs, customArgs){ // eslint-disable-line no-unused-vars
  let intentName;
  let utterance;
  let priorResult;
  if(typeof standardArgs !== "undefined"){
    intentName = standardArgs.intentName;
    utterance = standardArgs.utterance;
    priorResult = standardArgs.priorResult;
  }
  if(typeof priorResult !== "undefined" && priorResult !== null && typeof priorResult.slots !== "undefined" && priorResult.slots !== null && typeof priorResult.slots.CountSlot === "undefined"){
    if(utterance === "I don't want any soft drinks"){
      priorResult.slots["SoftDrinkCountSlot"] = {
        "name": "SoftDrinkCountSlot",
        "value": "0"
      };
    }
  }
};