Euroconsumer

index.js

// This sample demonstrates handling intents from an Alexa skill using the Alexa Skills Kit SDK (v2).
// Please visit https://alexa.design/cookbook for additional examples on implementing slots, dialog management,
// session persistence, api calls, and more.
const Alexa = require('ask-sdk-core');

const LaunchRequestHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'LaunchRequest';
    },
    handle(handlerInput) {
        const speakOutput = 'Welcome to Euro Consumers, you can ask for a product recommendation or a product evaluation. Which would you like to try?';
        return handlerInput.responseBuilder
            .speak(speakOutput)
            .reprompt(speakOutput)
            .getResponse();
    }
};
const EvaluateProductHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'IntentRequest'
            && Alexa.getIntentName(handlerInput.requestEnvelope) === 'EvaluateProduct';
    },
    handle(handlerInput) {
        const device = handlerInput.requestEnvelope.request.intent.slots.device.value;
        const speakOutput = 'You want an evaluation of the ' + device;
        return handlerInput.responseBuilder
            .speak(speakOutput)
            .reprompt('I did not hear that, can you please repeat?')
            .getResponse();
    }
};

const GetRecommendedProductHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'IntentRequest'
            && Alexa.getIntentName(handlerInput.requestEnvelope) === 'GetRecommendedProduct';
    },
    handle(handlerInput) {
        const deviceb = handlerInput.requestEnvelope.request.intent.slots.deviceb.value;
        const speakOutput = 'You want a ' + deviceb + ' recommendation.';
        return handlerInput.responseBuilder
            .speak(speakOutput)
            .reprompt('I did not hear that, can you please repeat?')
            .getResponse();
    }
};

const HelpIntentHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'IntentRequest'
            && Alexa.getIntentName(handlerInput.requestEnvelope) === 'AMAZON.HelpIntent';
    },
    handle(handlerInput) {
        const speakOutput = 'You can say hello to me! How can I help?';

        return handlerInput.responseBuilder
            .speak(speakOutput)
            .reprompt(speakOutput)
            .getResponse();
    }
};
const CancelAndStopIntentHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'IntentRequest'
            && (Alexa.getIntentName(handlerInput.requestEnvelope) === 'AMAZON.CancelIntent'
                || Alexa.getIntentName(handlerInput.requestEnvelope) === 'AMAZON.StopIntent');
    },
    handle(handlerInput) {
        const speakOutput = 'Goodbye!';
        return handlerInput.responseBuilder
            .speak(speakOutput)
            .getResponse();
    }
};
const SessionEndedRequestHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'SessionEndedRequest';
    },
    handle(handlerInput) {
        // Any cleanup logic goes here.
        return handlerInput.responseBuilder.getResponse();
    }
};

// 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.
const IntentReflectorHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'IntentRequest';
    },
    handle(handlerInput) {
        const intentName = Alexa.getIntentName(handlerInput.requestEnvelope);
        const speakOutput = `You just triggered ${intentName}`;

        return handlerInput.responseBuilder
            .speak(speakOutput)
            //.reprompt('add a reprompt if you want to keep the session open for the user to respond')
            .getResponse();
    }
};

// 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.
const ErrorHandler = {
    canHandle() {
        return true;
    },
    handle(handlerInput, error) {
        console.log(`~~~~ Error handled: ${error.stack}`);
        const speakOutput = `Sorry, I had trouble doing what you asked. Please try again.`;

        return handlerInput.responseBuilder
            .speak(speakOutput)
            .reprompt(speakOutput)
            .getResponse();
    }
};

// The SkillBuilder 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.
exports.handler = Alexa.SkillBuilders.custom()
    .addRequestHandlers(
        LaunchRequestHandler,
        EvaluateProductHandler,
        GetRecommendedProductHandler,
        HelpIntentHandler,
        CancelAndStopIntentHandler,
        SessionEndedRequestHandler,
        IntentReflectorHandler, // make sure IntentReflectorHandler is last so it doesn't override your custom intent handlers
    )
    .addErrorHandlers(
        ErrorHandler,
    )
    .lambda();

interaction-model.json

{
    "interactionModel": {
        "languageModel": {
            "invocationName": "euro consumers",
            "intents": [
                {
                    "name": "AMAZON.CancelIntent",
                    "samples": []
                },
                {
                    "name": "AMAZON.HelpIntent",
                    "samples": []
                },
                {
                    "name": "AMAZON.StopIntent",
                    "samples": []
                },
                {
                    "name": "AMAZON.NavigateHomeIntent",
                    "samples": []
                },
                {
                    "name": "EvaluateProduct",
                    "slots": [
                        {
                            "name": "device",
                            "type": "DEVICES"
                        }
                    ],
                    "samples": [
                        "should I buy {device}",
                        "should I buy the {device}"
                    ]
                },
                {
                    "name": "GetRecommendedProduct",
                    "slots": [
                        {
                            "name": "deviceb",
                            "type": "DEVICE_TYPES"
                        }
                    ],
                    "samples": [
                        "what {deviceb} should I buy"
                    ]
                }
            ],
            "types": [
                {
                    "name": "DEVICES",
                    "values": [
                        {
                            "name": {
                                "value": "Echo Spot"
                            }
                        },
                        {
                            "name": {
                                "value": "Echo Show"
                            }
                        },
                        {
                            "name": {
                                "value": "Echo"
                            }
                        }
                    ]
                },
                {
                    "name": "DEVICE_TYPES",
                    "values": [
                        {
                            "name": {
                                "value": "microwave oven"
                            }
                        },
                        {
                            "name": {
                                "value": "heater"
                            }
                        },
                        {
                            "name": {
                                "value": "refrigerator"
                            }
                        },
                        {
                            "name": {
                                "value": "washing machine"
                            }
                        },
                        {
                            "name": {
                                "value": "dishwasher"
                            }
                        }
                    ]
                }
            ]
        }
    }
}