Membership registration & payment API (#4)

* remove newrelic from use in devenv

* add endpoint for membership payments

* fix some wierd spaces

* minor code styling and logging stuff

* replace non-breaking spaces with normal ones

* remove duplicate function

* minor code styling

* add functionality for writing new member to google sheets

* add config example

* update example config, start using config in google credentials

* remove var creds from google sheets auth

* rename config.example to config.template and fix readme

* add async and google-spreadsheet packages

* rename workingWithRows to addRow

* return missing header from readme

* minor code styling

* flatten google config structure, add address fields

* add request validation to membership endpoint

* fix config field names

* more error handling, fix indentation

routes/feeds.js

@@ -1,16 +1,16 @@
 'use strict';
 
-var cache = require('apicache').middleware;
+var cache   = require('apicache').middleware;
 var Promise = require('bluebird');
 var twitter = require('../services/twitter');
-var github = require('../services/github');
+var github  = require('../services/github');
 
 module.exports = function (app) {
   /*
    * GET /feeds
    * Endpoint for fetching different information feeds (Twitter, GitHub etc.)
    */
-  app.get('/feeds', cache('10 minutes'), function(req, res, next) {
+  app.get('/feeds', cache('10 minutes'), function(req, res, next) {
     Promise.props({
       twitter: twitter.getTweets(40),
       github: github.getEvents(40)

routes/invite.js

@@ -1,8 +1,8 @@
 'use strict';
 
 var validator = require('validator');
-var slack = require('../services/slack');
-var github = require('../services/github');
+var slack     = require('../services/slack');
+var github    = require('../services/github');
 
 module.exports = function (app) {
   /*
@@ -10,13 +10,13 @@ module.exports = function (app) {
    * Endpoint for sending invitations automatically
    */
 
-  app.post('/invites', function(req, res, next) {
+  app.post('/invites', function(req, res, next) {
 
     if(!validator.isEmail(req.body.email)) {
       return res.status(400).send('invalid_email');
     }
 
-    function success() {
+    function success() {
       res.status(200).end();
     }
 
@@ -34,7 +34,7 @@ module.exports = function (app) {
             var message = 'User ' +  user.login + ' invited to GitHub organization.'
             slack.createMessage(message);
           })
-          .catch(function(err) {
+          .catch(function(err) {
             var message = 'Creating GitHub invitation failed for: ' + req.body.email + ' reason: ' + err;
             slack.createMessage(message);
           });

routes/members.js

@@ -8,8 +8,7 @@ module.exports = function (app) {
    * GET /members
    * Endpoint for fetching GitHub org public members
    */
-
-  app.get('/members', cache('3 hours'), function(req, res, next) {
+  app.get('/members', cache('3 hours'), function(req, res, next) {
     github.getMembers().then(function(data) {
       res.status(200).send(data);
     }, function(error) {
@@ -21,8 +20,7 @@ module.exports = function (app) {
    * Post /members
    * Endpoint for getting an invite to GitHub organization
    */
-
-  app.post('/members', function(req, res, next) {
+  app.post('/members', function(req, res, next) {
     if(!req.body.username) {
       return res.status(400).send('invalid_username');
     }

routes/membership.js

@@ -0,0 +1,103 @@
+'use strict';
+
+var Promise           = require('bluebird');
+var GoogleSpreadsheet = require('google-spreadsheet');
+var async             = require('async');
+var moment            = require('moment');
+var Joi               = require('joi');
+
+var slack   = require('../services/slack');
+var config  = require('../lib/config');
+var stripe  = require('stripe')(config.stripe.secretKey);
+var validateRequest = require('../utils/validateRequest');
+
+function log(message) {
+  console.log(message);
+  slack.createMessage(message);
+}
+
+function addNewMemberToSheets(data, callback) {
+  var {name, email, address, postcode, city, handle} = data;
+  var doc = new GoogleSpreadsheet(config.google.spreadsheetId);
+
+  async.waterfall([
+    function setAuth(cb) {
+      console.log('Start Google Spreadsheed auth.');
+      doc.useServiceAccountAuth({
+        client_email: config.google.clientEmail,
+        private_key: config.google.privateKey
+      }, (err) => cb(err));
+    },
+    function getInfoAndWorksheets(cb) {
+      console.log('Start Google Spreadsheet info fetch.');
+      doc.getInfo(function(err, info) {
+        if(err) {
+          cb(err);
+        } else {
+          cb(null, info.worksheets[0]);
+        }
+      });
+    },
+    function addRow(sheet, cb) {
+      console.log('Start Google Spreadsheet row write.');
+      sheet.addRow({
+        'jäsenmaksu':     true,
+        'koko nimi':      name,
+        'liittymispäivä': moment().format('DD.MM.YYYY'),
+        'lisääjä':        'Koodiklinikka.fi-api',
+        'katuosoite':     address,
+        'postinumero':    postcode,
+        'paikkakunta':    city,
+        'slack':          handle,
+        'sähköposti':     email
+      }, cb);
+    }
+  ], callback);
+}
+
+module.exports = function (app) {
+  /*
+   * POST /membership
+   * Endpoint for adding a new member to the association
+   */
+
+  const schema = Joi.object().keys({
+    userInfo: Joi.object().keys({
+      name: Joi.string().required(),
+      email: Joi.string().email().required(),
+      handle: Joi.string().required(),
+      address: Joi.string().required(),
+      city: Joi.string().required(),
+      postcode: Joi.string().required()
+    }),
+    stripeToken: Joi.string().required()
+  })
+
+  app.post('/membership', validateRequest(schema), function(req, res, next) {
+
+    console.log(`Start membership addition with body: ${JSON.stringify(req.body)}`);
+
+    stripe.charges.create({
+      amount:      config.membership.price,
+      card:        req.body.stripeToken,
+      currency:    'eur',
+      description: `Koodiklinikka ry jäsenyys: ${req.body.name}`
+    }, function(err, charge) {
+      if (err) {
+        log(`Membership payment FAILED for: ${JSON.stringify(req.body)}. Reason: ${err.message}`);
+        res.status(500).send('payment_error');
+        return;
+      }
+
+      log(`Membership payment SUCCESSFUL for: ${JSON.stringify(req.body)}`);
+      addNewMemberToSheets(req.body.userInfo, (err) => {
+        if(err) {
+          log(`Storing membership info FAILED for: ${JSON.stringify(req.body)}. Reason: ${err.message}`);
+          res.status(500).send('membership_storage_error');
+          return;
+        }
+        res.status(200).send('payment_success');
+      });
+    });
+  });
+};