write data to json file

xavier-lc · xavier-lc · commit 5a31ebc356a9 · 2016-05-18T18:18:43.000+02:00
diff --git a/app.js b/app.js
@@ -4,6 +4,7 @@ var async = require('async');
 
 var openProductsPage = require('./lib/openProductsPage');
 var openCardPage = require('./lib/openCardPage');
+var writeCardsToFile = require('./lib/writeCardsToFile');
 
 /** @type Card[] */
 var userCards = [];
@@ -63,6 +64,8 @@ function allProductsGotten() {
       console.log(userCards[i].trend);
       console.log('---');
     }
+    
+    writeCardsToFile(userCards);
 
     phantom.exit();
   });
diff --git a/lib/writeCardsToFile.js b/lib/writeCardsToFile.js
@@ -0,0 +1,22 @@
+/* global phantom */
+
+var fs = require('fs');
+
+/**
+ * JSON encode the provided array and write it on the "/data" folder of the project
+ * 
+ * @param {Card[]} userCards
+ */
+function writeCardsToFile(userCards) {
+  var file = fs.workingDirectory + '/data/' + Date.now() + '.json';
+  
+  try {
+    fs.write(file, JSON.stringify(userCards), 'w');
+  } catch (e) {
+    console.error('Error writing data:', e);
+    
+    phantom.exit();
+  }
+}
+
+module.exports = writeCardsToFile;
