#node.js #firebase #googlecloud #snippets

. firebase google-cloud storage database.md

_

database.js

var firebase = require('firebase');
var admin = require("firebase-admin");

// Fetch the service account key JSON file contents
var serviceAccount = require("/Users/thiagosouza/.ssh/friendlychat-890e0-firebase-adminsdk-683gc-9bbc14166f.json");
// https://console.firebase.google.com/project/friendlychat-890e0/settings/serviceaccounts/adminsdk

// Initialize the app with a service account, granting admin privileges
admin.initializeApp({
  credential: admin.credential.cert(serviceAccount),
  databaseURL: "https://friendlychat-890e0.firebaseio.com"
});

// As an admin, the app has access to read and write all data, regardless of Security Rules
var db = admin.database();
var ref = db.ref("messages");
ref.once("value", function(snapshot) {
  console.log(snapshot.val());
});

functions.js

	let ref = change.after.ref;
	let doc = change.after;
	var data = change.after.data();
	let params = context.params;

	doc = db.doc(`/payments/${params.payment_id}`); //TODO REMOVER	
	ref = db.doc(`/payments/${params.payment_id}`).ref; //TODO REMOVER	
	doc.get().then(dataTHIAGO=>{data = dataTHIAGO.data(); //TODO REMOVER	

                                
                                const secureCompare = require('secure-compare');
// Maximum concurrent account deletions.
const MAX_CONCURRENT = 3;

/**
 * When requested this Function will delete every user accounts that has been inactive for 30 days.
 * The request needs to be authorized by passing a 'key' query parameter in the URL. This key must
 * match a key set as an environment variable using `firebase functions:config:set cron.key="YOUR_KEY"`.
 */
exports.accountcleanup = functions.https.onRequest((req, res) => {
  const key = req.query.key;

  // Exit if the keys don't match.
  if (!secureCompare(key, functions.config().cron.key)) {
    console.log('The key provided in the request does not match the key set in the environment. Check that', key,
        'matches the cron.key attribute in `firebase env:get`');
    res.status(403).send('Security key does not match. Make sure your "key" URL query parameter matches the ' +
        'cron.key environment variable.');
    return null;
  }
  
  
  //https://github.com/firebase/functions-samples/blob/master/delete-unused-accounts-cron/functions/index.js

package.json

{
  "name": "google-cloud-storage",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "@google-cloud/datastore": "^1.0.2",
    "@google-cloud/storage": "^1.1.1",
    "firebase": "^4.1.2",
    "firebase-admin": "^5.0.0",
    "google-cloud": "^0.55.0"
  }
}

storage.js

var storage = require('@google-cloud/storage');
var fs = require('fs');

var bucketName = "friendlychat-890e0.appspot.com";

// authentication, if needed
// var gcs = storage({
//   projectId: 'friendlychat-890e0',
//   keyFilename: '/Users/thiagosouza/.ssh/FriendlyChat-89ba1a2db93d.json'
// });

// Instantiates a client
var gcs = storage();

// Lists files in the bucket
gcs
  .bucket(bucketName)
  .getFiles()
  .then((results) => {
    const files = results[0];

    console.log('Files:');
    files.forEach((file) => {
      console.log(file.name);
    });
  })
  .catch((err) => {
    console.error('ERROR:', err);
  });