Los_Alexos/Ordenar_Alexa/lambda/lambda_function.py

# -*- coding: utf-8 -*-

# This sample demonstrates handling intents from an Alexa skill using the Alexa Skills Kit SDK for Python.
# Please visit https://alexa.design/cookbook for additional examples on implementing slots, dialog management,
# session persistence, api calls, and more.
# This sample is built using the handler classes approach in skill builder.
import logging
import requests
import ask_sdk_core.utils as ask_utils

#from ask_sdk_s3.adapter import S3Adapter
#s3_adapter = S3Adapter(bucket_name=os.environ["S3_PERSISTENCE_BUCKET"])

from ask_sdk_core.skill_builder import SkillBuilder
from ask_sdk_core.dispatch_components import AbstractRequestHandler
from ask_sdk_core.dispatch_components import AbstractExceptionHandler
from ask_sdk_core.handler_input import HandlerInput

from ask_sdk_model import Response

logger = logging.getLogger(__name__)
logger.setLevel(logging.INFO)

ordernum = 0




class LaunchRequestHandler(AbstractRequestHandler):
    """Handler for Skill Launch."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool

        return ask_utils.is_request_type("LaunchRequest")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        speak_output = "What would you like to order?"

        return (
            handler_input.response_builder
                .speak(speak_output)
                .ask(speak_output)
                .response
        )


class HelloWorldIntentHandler(AbstractRequestHandler):
    """Handler for Hello World Intent."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_intent_name("HelloWorldIntent")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        speak_output = "Hello World!"

        return (
            handler_input.response_builder
                .speak(speak_output)
                # .ask("add a reprompt if you want to keep the session open for the user to respond")
                .response
        )


class LinguiniOrderFoodIntentHandler(AbstractRequestHandler):
    """Handler for Linguini Order Food Intent."""
    global ordernum 
    ordernum = ordernum + 1
    global food_dict
    global order
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_intent_name("LinguiniOrderFoodIntent")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        slots = handler_input.request_envelope.request.intent.slots
        food_type = slots["food_type"].value
        food_category = slots["food_category"].value
        speak_output = f"One {food_type} {food_category} added to your order. What else would you like to add?"
        food = f"{food_type} {food_category}"
        
        if food == "gardenia pasta":
            orderstr = 'orden' + str(ordernum)
            order[orderstr] = 2
        else:
            orderstr = 'orden' + str(ordernum)
            order[ordernum] = 1
        
        if food in order_names:
            order_names[food] += 1
        else:
            order_names[food] = 1
        
        handler_input.response_builder.speak(speak_output).ask("What else would you like to add?")
        return (handler_input.response_builder.response)


class LinguiniOrderDrinkIntentHandler(AbstractRequestHandler):
    """Handler for Linguini Order Drink Intent."""
    global ordernum
    ordernum = ordernum + 1
    global drink_dict
    global order
    global order_names
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_intent_name("LinguiniOrderDrinkIntent")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        slots = handler_input.request_envelope.request.intent.slots
        drink_type = slots["drink_type"].value
        speak_output = f"One {drink_type} added to your order. What else would you like to add?"
        
        if drink_type == "water":
            orderstr = 'orden' + str(ordernum)
            order[orderstr] = 10
        else:
            orderstr = 'orden' + str(ordernum)
            order[orderstr] = 9
        
        if drink_type in order_names:
            order_names[drink_type] += 1
        else:
            order_names[drink_type] = 1
        handler_input.response_builder.speak(speak_output).ask("What else would you like to add?")
        return (handler_input.response_builder.response)


class HelpIntentHandler(AbstractRequestHandler):
    """Handler for Help Intent."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_intent_name("AMAZON.HelpIntent")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        speak_output = "You can say hello to me! How can I help?"

        return (
            handler_input.response_builder
                .speak(speak_output)
                .ask(speak_output)
                .response
        )


class CancelIntentHandler(AbstractRequestHandler):
    """Handler for Cancel Intent."""
    global order
    global order_names
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return (ask_utils.is_intent_name("AMAZON.CancelIntent")(handler_input))

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        speak_output = "Your order has been canceled."
        order.clear()
        order_names.clear()
        return (
            handler_input.response_builder
                .speak(speak_output)
                .ask("reprompt")
                .response
        )


class StopIntentHandler(AbstractRequestHandler):
    """Handler for Stop Intent."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return (ask_utils.is_intent_name("AMAZON.StopIntent")(handler_input))

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        speak_output = "Alright! Your order is complete. Would you like to review, finish, or cancel your order?"

        return (
            handler_input.response_builder
                .speak(speak_output)
                .ask(speak_output)
                .response
        )

class LinguiniOrderNothingIntentHandler(AbstractRequestHandler):
    """Handler for Stop Intent."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return (ask_utils.is_intent_name("LinguiniOrderNothingIntent")(handler_input))

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        speak_output = "Alright! Your order is complete. Would you like to review, finish, or cancel your order"

        return (
            handler_input.response_builder
                .speak(speak_output)
                .ask(speak_output)
                .response
        )


class LinguiniOrderReviewIntentHandler(AbstractRequestHandler):
    global order
    """Handler for Hello World Intent."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_intent_name("LinguiniOrderReviewIntent")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        speak_output = "You have "
        for i in order_names:
            speak_output += f"{order_names[i]} {i}, "
        speak_output = speak_output[:-2]
        speak_output += ". If everything seems okay, say finish to submit order or say cancel to cancel and restart order." 
        

        return (
            handler_input.response_builder
                .speak(speak_output)
                .ask("add a reprompt if you want to keep the session open for the user to respond")
                .response
        )


class LinguiniOrderFinishIntentHandler(AbstractRequestHandler):
    global order
    global order_names
    """Handler for Hello World Intent."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_intent_name("LinguiniOrderFinishIntent")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        #Send order to Restaurant lmao
        
        full_order = [{'nombre': 'Aranpompano','celular': '(555)-555-5555', 'ordenCompleta': order, 'peticiones': {}}]
        #full_order = [{'nombre': 'Scott Pilgrim','celular': '(555)-555-5555', 'ordenCompleta': {'orden1':1, 'orden2': 10}, 'peticiones': {}}]
        
        try:
            r = requests.post('http://136.145.231.48:5000/papelonDeComida', json=full_order)
        except:
            r = None
        
        if r == None:
            speak_output = "Sorry, I couldn't connect to the restaurant. Please try again later."
        
        elif(r.status_code == 200):
            speak_output = f'Alright! {r.text}'
        else:
            speak_output = "Uh oh! I couldn't place your order, please try again later."
        
        #REPLACE THIS WHEN API IS IMPLEMENTED
        order.clear()
        order_names.clear()
        #REPLACE THIS WHEN API IS IMPLEMENTED

        return (
            handler_input.response_builder
                .speak(speak_output)
                # .ask("add a reprompt if you want to keep the session open for the user to respond")
                .response
        )


class SessionEndedRequestHandler(AbstractRequestHandler):
    """Handler for Session End."""
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_request_type("SessionEndedRequest")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response

        # Any cleanup logic goes here.

        return handler_input.response_builder.response


class IntentReflectorHandler(AbstractRequestHandler):
    """The intent reflector is used for interaction model testing and debugging.
    It will simply repeat the intent the user said. You can create custom handlers
    for your intents by defining them above, then also adding them to the request
    handler chain below.
    """
    def can_handle(self, handler_input):
        # type: (HandlerInput) -> bool
        return ask_utils.is_request_type("IntentRequest")(handler_input)

    def handle(self, handler_input):
        # type: (HandlerInput) -> Response
        intent_name = ask_utils.get_intent_name(handler_input)
        speak_output = "You just triggered " + intent_name + "."

        return (
            handler_input.response_builder
                .speak(speak_output)
                # .ask("add a reprompt if you want to keep the session open for the user to respond")
                .response
        )


class CatchAllExceptionHandler(AbstractExceptionHandler):
    """Generic error handling to capture any syntax or routing errors. If you receive an error
    stating the request handler chain is not found, you have not implemented a handler for
    the intent being invoked or included it in the skill builder below.
    """
    def can_handle(self, handler_input, exception):
        # type: (HandlerInput, Exception) -> bool
        return True

    def handle(self, handler_input, exception):
        # type: (HandlerInput, Exception) -> Response
        logger.error(exception, exc_info=True)

        speak_output = "Sorry, I had trouble doing what you asked. Please try again."

        return (
            handler_input.response_builder
                .speak(speak_output)
                .ask(speak_output)
                .response
        )

# The SkillBuilder object acts as the entry point for your skill, routing all request and response
# payloads to the handlers above. Make sure any new handlers or interceptors you've
# defined are included below. The order matters - they're processed top to bottom.


sb = SkillBuilder()
try:
    resp = requests.get('http://136.145.231.48:5000/retrieveMenu')
    if resp.status_code == 200:
        menu_full = resp.json()
        food_dict = menu_full['comidas']
        pasta_dict = comida['Pasta']
        drink_dict = menu_full['bebidas']
    else:
        menu_full = {}
        food_dict = {}
        pasta_dict = {}
        drink_dict = {}
except:
    menu_full = {}
    food_dict = {}
    pasta_dict = {}
    drink_dict = {}
    

order = {}
order_names = {}

sb.add_request_handler(LaunchRequestHandler())
#sb.add_request_handler(HelloWorldIntentHandler())
#sb.add_request_handler(HelpIntentHandler())
sb.add_request_handler(LinguiniOrderFoodIntentHandler())
sb.add_request_handler(LinguiniOrderDrinkIntentHandler())
sb.add_request_handler(LinguiniOrderNothingIntentHandler())
sb.add_request_handler(CancelIntentHandler())
sb.add_request_handler(StopIntentHandler())
sb.add_request_handler(LinguiniOrderReviewIntentHandler())
sb.add_request_handler(LinguiniOrderFinishIntentHandler())
sb.add_request_handler(SessionEndedRequestHandler())
sb.add_request_handler(IntentReflectorHandler()) # make sure IntentReflectorHandler is last so it doesn't override your custom intent handlers

sb.add_exception_handler(CatchAllExceptionHandler())

lambda_handler = sb.lambda_handler()