app-handlers.js

/* INTENT HANDLERS */

// Add a dialog for each intent that the LUIS app recognizes.
// See https://docs.microsoft.com/en-us/bot-framework/nodejs/bot-builder-nodejs-recognize-intent-luis
bot.dialog('GreetingDialog',
    (session) => {
        const WELCOME_TEXT_LONG = `You can say things like:  \n` +
            `_'Tell me about Azure certifications.'_  \n` +
            `_'When was Azure released?'_  \n` +
            `_'Give me a random fact.'_`;

        let botResponse = {
            title: 'What would you like to know about Microsoft Azure?',
            response: WELCOME_TEXT_LONG,
            image: 'image-16.png'
        };

        let card = createThumbnailCard(session, botResponse);
        let msg = new builder.Message(session).addAttachment(card);
        // let msg = botResponse.response;
        session.send(msg).endDialog();

    }
).triggerAction({
    matches: 'Greeting'
});

bot.dialog('HelpDialog',
    (session) => {
        const FACTS_LIST = "Certifications, Cognitive Services, Competition, Compliance, First Offering, Functions, " +
            "Geographies, Global Infrastructure, Platforms, Categories, Products, Regions, and Release Date";

        const botResponse = {
            title: 'Need a little help?',
            response: `Current facts include: ${FACTS_LIST}.`,
            image: 'image-15.png'
        };

        let card = createThumbnailCard(session, botResponse);
        let msg = new builder.Message(session).addAttachment(card);
        session.send(msg).endDialog();
    }
).triggerAction({
    matches: 'Help'
});

bot.dialog('CancelDialog',
    (session) => {
        const CANCEL_RESPONSE = 'Goodbye.';
        session.send(CANCEL_RESPONSE).endDialog();
    }
).triggerAction({
    matches: 'Cancel'
});

bot.dialog('AzureFactsDialog',
    (session, args) => {
        let query;
        let entity = args.intent.entities[0];
        let msg = new builder.Message(session);

        if (entity === undefined) { // unknown Facts entity was requested
            msg = 'Sorry, you requested an unknown fact.';
            console.log(msg);
            session.send(msg).endDialog();
        } else {
            query = entity.resolution.values[0];
            console.log(`Entity: ${JSON.stringify(entity)}`);

            buildFactResponse(query, function (document) {
                if (!document) {
                    msg = `Sorry, seems we are missing the fact, '${query}'.`;
                    console.log(msg);
                } else {
                    let card = createThumbnailCard(session, document);
                    msg = new builder.Message(session).addAttachment(card);
                }
                session.send(msg).endDialog();

            });
        }
    }
).triggerAction({
    matches: 'AzureFacts'
});