I have changed the apiController to read from mongoDB

controllers/apiController.js

@@ -2,27 +2,61 @@ const fs = require('fs');
 const express = require('express');
 const router = express.Router();
 const bodyParser = require('body-parser')
+const MongoClient = require('mongodb').MongoClient;
 
 router.use(bodyParser.json());
+const ObjectID = require('mongodb').ObjectID;
 
-router.get('/posts', (req, res, next) => {
-    const filePath = __dirname + '/../data/posts.json';
-    const callbackFunction = function(error, file) {
-        if(error) {
-            return next(error);
-        }
-        // we call .toString() to turn the file buffer to a String
-        const fileData = file.toString();
-        // we use JSON.parse to get an object out the String
-        const postsJson = JSON.parse(fileData);
-        res.json(postsJson);
-    };
-    fs.readFile(filePath, callbackFunction);
+
+
+router.get('/students', (req, res) => {
+    const mongoConnection = 'mongodb://localhost:27017/profile';
+    MongoClient.connect(mongoConnection, (err, db) => {
+        const cursor = db.collection('students').find();
+        cursor.toArray((error, students) => {
+            db.close();
+            res.json(students);
+        });
+    });
+});
+
+router.get('/students/:id', (req, res) => {
+    const studentId = req.params.id;
+    const mongoConnection = 'mongodb://localhost:27017/profile';
+    MongoClient.connect(mongoConnection, (err, db) => {
+        const cursor = db.collection('students').find(ObjectID(studentId));
+        cursor.toArray((error, students) => {
+            db.close();
+            res.json(students);
+        });
+    });
 });
 
-router.post('/posts', (req, res) => {
-    console.log(req.body);
-    res.status(500).send('not implemented');
+router.get('/posts/:id', (req, res,next) => {
+    //const studentId = req.params.id;
+    const postId = req.params.id;
+    const mongoConnection = 'mongodb://localhost:27017/profile';
+    MongoClient.connect(mongoConnection, (err, db) => {
+        const cursor = db.collection('posts').find(ObjectID(postId));
+        cursor.toArray((error, posts) => {
+            db.close();
+            res.json(posts);
+        });
+    });
 });
 
+router.get('/posts/', (req, res,next) => {
+
+    const mongoConnection = 'mongodb://localhost:27017/profile';
+    MongoClient.connect(mongoConnection, (err, db) => {
+        const cursor = db.collection('posts').find();
+        cursor.toArray((error, posts) => {
+            db.close();
+            res.json(posts);
+        });
+    });
+});
+
+
+
 module.exports = router;

controllers/siteController.js

@@ -1,25 +1,24 @@
 const fs = require('fs');
 const express = require('express');
 const router = express.Router();
+const MongoClient = require('mongodb').MongoClient;
 
 router.get('/', function (req, res) {
-    const filePath = __dirname + '/../data/posts.json';
-    const callbackFunction = function(error, file) {
-        if(error) {
-            return next(error);
-        }
-        // we call .toString() to turn the file buffer to a String
-        const fileData = file.toString();
-        // we use JSON.parse to get an object out the String
-        const postsJson = JSON.parse(fileData);
-        // send the json to the Template to render
-        res.render('index', {
-          title: "Michael's profile",
-          subheading: "A modern Website built in Node with Handlebars",
-          posts: postsJson
+    // Write code to connect to database and return posts
+    const mongoConnection = 'mongodb://localhost:27017/profile';
+
+    MongoClient.connect(mongoConnection, (err, db) => {
+        const cursor = db.collection('posts').find({});
+        cursor.toArray((error, posts) => {
+            db.close();
+            // res.json(posts);
+            res.render('index', {
+                title: "Michael's profile",
+                subheading: "A modern Website built in Node with Handlebars",
+                posts: posts
+            });
         });
-    };
-    fs.readFile(filePath, callbackFunction);
+    });
 });
 
 

package.json

@@ -20,7 +20,8 @@
   "dependencies": {
     "body-parser": "^1.17.2",
     "express": "^4.15.4",
-    "express-handlebars": "^3.0.0"
+    "express-handlebars": "^3.0.0",
+    "mongodb": "^2.2.31"
   },
   "devDependencies": {
     "nodemon": "^1.11.0"