change file names to CamelCase

app/controllers/realEstateTypes.js

@@ -0,0 +1,33 @@
+const db = require('../models/index');
+
+const realEstateTypes = [
+  { ime: "Kuća", id: "kuca" },
+  { ime: "Stan", id: "stan" },
+  { ime: "Vikendica", id: "vikendica" }
+];
+
+
+const getRealEstateTypes = (req,res) => {
+  const nextStep = req.query.nextStep;
+  res.render('realEstateType', {
+         nextStep,
+         realEstateTypes: realEstateTypes
+  });
+};
+
+const postRealEstateTypes = (req, res) => {
+  let nextStep = req.query.nextStep;
+  db.RealEstateRequest.create({
+    realEstateType: req.body.realestatetype
+  }).then( (result) => {
+    nextStep = nextStep || `/grad/${result.uniqueId}`;
+    res.redirect(nextStep);
+  }).catch( (e) => {
+   res.send(e);
+  });
+};
+
+module.exports = {
+  getRealEstateTypes,
+  postRealEstateTypes
+};