Lint api.js

api.js

@@ -8,25 +8,25 @@ const app = express()
 const PORT = 3000
 const parser = new xml2js.Parser()
 
-app.use(function(req, res, next) {
-  res.header("Access-Control-Allow-Origin", "*")
-  res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept")
+app.use(function (req, res, next) {
+  res.header('Access-Control-Allow-Origin', '*')
+  res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept')
   next()
 })
 
 /*
  * Reads XML file and transforms it to JSON
  */
-function readXMLFile(filepath) {
+function readXMLFile (filepath) {
   var data = {}
   try {
-    var xml= fs.readFileSync(filepath, 'utf8')
+    var xml = fs.readFileSync(filepath, 'utf8')
 
     parser.parseString(xml, function (err, result) {
       data = result
     })
-
   } catch (err) {
+    console.log('Error while loading ' + filepath)
     console.log(err)
     return data
   }
@@ -37,10 +37,10 @@ function readXMLFile(filepath) {
 /*
  * From example_1.xml to example 1
  */
-function transformFilename(filename, url=false) {
-  filename = filename.slice(0,-4)
+function transformFilename (filename, url = false) {
+  filename = filename.slice(0, -4)
 
-  if (!url){
+  if (!url) {
     filename = filename.replace(/_/g, ' ')
   }
 
@@ -50,26 +50,27 @@ function transformFilename(filename, url=false) {
 /*
  * Get all files in fithepath
  */
-function getJsonFiles(filepath) {
+function getJsonFiles (filepath) {
   var data = []
 
   try {
-    files = fs.readdirSync(filepath)
+    var files = fs.readdirSync(filepath)
   } catch (err) {
+    console.log('Error while loading files from ' + filepath)
+    console.log(err)
     return data
   }
 
   for (var i in files) {
-
     if (!files[i].endsWith('.xml')) {
       continue
     }
 
     var letter = {
-      link: '/letters/' + files[i].slice(0,-4),
+      link: '/letters/' + files[i].slice(0, -4),
       name: transformFilename(files[i]),
       filepath: path.join(dir, files[i]),
-      url: 'http://localhost:3000/api/letters/' + transformFilename(files[i], url=true)
+      url: 'http://localhost:3000/api/letters/' + transformFilename(files[i], true)
     }
 
     data.push(letter)
@@ -79,13 +80,15 @@ function getJsonFiles(filepath) {
 }
 
 app.get('/api/letters', function (req, res) {
-  data = getJsonFiles(dir)
+  var data = getJsonFiles(dir)
   res.send(data)
 })
 
 app.get('/api/letters/:filename', function (req, res) {
-  filename = req.params.filename + '.xml'
+  var filename = req.params.filename + '.xml'
   res.send(readXMLFile(path.join(dir, filename)))
 })
 
-app.listen(PORT)
+app.listen(PORT, function () {
+  console.log('Running API on port ' + PORT)
+})