ask-sdkの俺的テンプレ（２）

npm install --save ask-sdk
npm install --save ask-auxiliary

const Alexa = require('ask-sdk');
const other = require('./other.js');
const askAuxiliary = require('ask-auxiliary');

let skill;
exports.handler = async function (event, context) {
    if (!skill) {
      skill = Alexa.SkillBuilders.standard() 
        .addRequestHandlers(
            LaunchRequestHandler,
            StopHandler)
        .create();
    }
    return skill.invoke(event);
}

// スキル起動時の処理
const LaunchRequestHandler = {
    canHandle(handlerInput) {
        return askAuxiliary.isLaunchRequest(handlerInput);
        // return handlerInput.requestEnvelope.request.type === 'LaunchRequest';
    },
    async handle(handlerInput) {
      var msg = "";
      return handlerInput.responseBuilder.speak(msg).reprompt(msg).getResponse();
    }
};

const sampleIntentHandler = {
  canHandle(handlerInput) {
  return askAuxiliary.isIntent(handlerInput, "sampleIntent");
    //return handlerInput.requestEnvelope.request.type === 'IntentRequest'
    //  && handlerInput.requestEnvelope.request.intent.name === 'sampleIntent';

  },
  async handle(handlerInput) {
    var msg = "自分で定義したインテントの時に呼ばれます";
    return handlerInput.responseBuilder.speak(msg).reprompt(msg).getResponse();
  }
};

module.exports = {
  HelpIntentHandler: {
    canHandle(handlerInput) {
      return askAuxiliary.isIntent(handlerInput, "getPlaceIntent");
      // return handlerInput.requestEnvelope.request.type === 'IntentRequest'
      // && handlerInput.requestEnvelope.request.intent.name === 'AMAZON.HelpIntent';
    },
    handle(handlerInput) {
      var msg = 'ヘルプって言われた時に発動するよ';

      return handlerInput.responseBuilder
        .speak(msg)
        .reprompt(msg)
        .withSimpleCard('Hello World', msg)
        .getResponse();
    },
  },

  CancelStopIntentHandler: {
    canHandle(handlerInput) {
      return handlerInput.requestEnvelope.request.type === 'IntentRequest'
        && (handlerInput.requestEnvelope.request.intent.name === 'AMAZON.CancelIntent'
         || handlerInput.requestEnvelope.request.intent.name === 'AMAZON.StopIntent');
    },
    handle(handlerInput) {
      var msg = 'ストップ、キャンセル';

      return handlerInput.responseBuilder
        .speak(msg)
        .reprompt(msg)
        .withSimpleCard('Hello World', msg)
        .getResponse();
    },
  },

  SessionEndedRequestHandler: {
    canHandle(handlerInput) {
      return askAuxiliary.isSessionEndedRequest(handlerInput);
      //return handlerInput.requestEnvelope.request.type === 'SessionEndedRequest';
    },
    handle(handlerInput) {
      return handlerInput.responseBuilder.getResponse();
    },
  },

  // v1のunhandledと同等。
  ErrorHandler: {
    canHandle() {
      return true;
    },
    handle(handlerInput, error) {
      return handlerInput.responseBuilder
        .speak('もう一度おねがいします')
        .getResponse();
    },
  },
}