Azure Functions - Meetup Example

function.js

var request = require('request-promise');
var azure = require('azure-storage')

module.exports = function (context, data) {

    context.log('Foto a procesar: ' + data.url);

    analizarImagen(data.url)
        .then(notificarIFTTT)
        .then(subirBlobStorage);

    context.done();

    function analizarImagen(url) {
        return request({
            "uri": "https://westus.api.cognitive.microsoft.com/vision/v1.0/analyze?visualFeatures=Adult",
            "method": "POST",
            "body": {
                "url": url
            },
            "headers": {
                "Content-Type": "application/json",
                "Ocp-Apim-Subscription-Key": process.env.SubscriptionKey
            },
            json: true
        })
        .then((response) => {

            context.log("Is Adult: ", response.adult.isAdultContent);
            context.log("Adult Score: ", response.adult.adultScore);
    
            return {
            	url: url,
                isAdult: response.adult.isAdultContent,
                adultScore: response.adult.adultScore
            }
        });
    }
  
    function notificarIFTTT(valor) {

        return request({
            uri: "https://maker.ifttt.com/trigger/picture_processed/with/key/cxTjfZNK4JY6VOTADxongm",
            method: 'POST',
            body: {
                "value1": valor.isAdult ? "OJO AL PIOJO EH" : "Quedate tranquila que no pasa nada" 
            },
            json: true
        })
        .then(function() {
            return valor;
        });
    }

    function subirBlobStorage(data) {

        if(!data.isAdult)
            return;

        var split = data.url.split('/');
        var fileName = split[split.length - 1];

        context.log(fileName + " subiendo a BlobStorage.");

        return azure.createBlobService(process.env.AzureWebJobsStorage).startCopyBlob(data.url, 'uploaded', fileName, function (error, s, r) {
                    
            if(error) context.log(error);
            context.log(fileName + " subido a BlobStorage.");
        });
  }
}