🐘👽 Checkpoint

./public/script.js:1954897/2956
./server.js:1954897/2812

public/script.js

@@ -1,12 +1,12 @@
 (function() {
-    'use strict';
-    let prev = null
+    'use strict'
     const wordBank = document.getElementById('wordBank')
-    const input = document.getElementById('input')
+    ,     input    = document.getElementById('input')
+    let prev = null
 
     ;[].forEach.call(
         document.querySelectorAll('[data-open]'),
-        function (el) {
+        function (el, i, arr) {
             el.addEventListener('click', function (e) {
                 const iam = Array.from(document.body.children).filter(el => !el.hidden)[0];
                 iam.hidden = true;
@@ -16,23 +16,23 @@
                     document.getElementById(this.dataset.open).hidden = false
                 }
                 prev = iam
-            });
+            })
         }
     )
 
     ;[].forEach.call(
         document.querySelectorAll('[data-fire]'),
-        function (el) {
+        function (el, i, arr) {
             el.addEventListener('click', function (e) {
                 document.dispatchEvent(new Event(this.dataset.fire))
-            });
+            })
         }
     )
 
     document.addEventListener('word', (e) => {
         // wordBank.innerHTML = ''
         wordBank.innerHTML = Math.random()
-    });
+    })
 
     document.addEventListener('fs', (e) => {
         if (!screen.orientation.lock) return
@@ -44,7 +44,7 @@
                     document.exitFullscreen()
                 })
             })
-    });
+    })
 
 
 }());

server.js

@@ -1,22 +1,33 @@
-// server.js
-// where your node app starts
-
-// init project
 const express = require('express');
 const app = express();
+const palabras = require('./palabras.js')
 
-// we've started you off with Express, 
-// but feel free to use whatever libs or frameworks you'd like through `package.json`.
-
-// http://expressjs.com/en/starter/static-files.html
 app.use(express.static('public'));
 
-// http://expressjs.com/en/starter/basic-routing.html
-app.get('/', function(request, response) {
-  response.sendFile(__dirname + '/views/index.html');
+app.get('/', function (req, res) {
+    res.sendFile(__dirname + '/views/index.html');
+});
+app.get('/palabras.json', function (req, res) {
+    res.json({
+        words: getRandom(palabras, 10)
+    })
 });
 
-// listen for requests :)
 const listener = app.listen(process.env.PORT, function() {
-  console.log('Your app is listening on port ' + listener.address().port);
+    console.log('Your app is listening on port ' + listener.address().port);
 });
+
+function getRandom(arr, n) {
+    var result = new Array(n)
+    ,   len = arr.length
+    ,   taken = new Array(len)
+    ;
+    if (n > len) {
+        throw new RangeError("getRandom: more elements taken than available");
+    } while (n--) {
+        var x = Math.floor(Math.random() * len);
+        result[n] = arr[x in taken ? taken[x] : x];
+        taken[x] = --len in taken ? taken[len] : len;
+    }
+    return result;
+}