lambda_function.py

import json
import random
import requests


""" --- Helpers to call jService (https://jservice.io/) --- """


def get_question(category):

    id = {
        'Dog' : 196,
        'Food' : 1723,
        'Geography' : 88
    }

    try:
        payload = { 'id' : str(id[category]) }
        url = 'https://jservice.io/api/category'
        r = requests.get(url, params=payload)
        questions = r.json()['clues']
        q = random.choice(questions)
        return q['question'] + '  →  ' + q['answer']
    except:
        return 'Oops! Our question set is out of service. Please try it later.'


""" --- Main handler --- """


def lambda_handler(event, context):

    intent_name = event['interpretations'][0]['intent']['name']
    slots = event['interpretations'][0]['intent']['slots']
    category = slots['CategoryName']['value']['interpretedValue']
    message = get_question(category)

    response = {
       'sessionState' : {
            'dialogAction' : {
                'type' : 'Close'
            },
            'intent' : {
                'name' : intent_name,
                'state' : 'Fulfilled'
            }
       },
        'messages': [
             {
                'contentType' : 'PlainText',
                'content' : message
             }
        ]
    }

    return response