Teacher can add courses

Author: pdoongarwal

md5gen.js

@@ -1,5 +1,5 @@
 bcrypt = require('bcryptjs');
-password = 'mad' ; 
+password = 'pd' ; 
 bcrypt.genSalt(10 , function(err, salt)
 	{
 		bcrypt.hash(password, salt, function(err,hash)

models/teacher.js

@@ -6,7 +6,7 @@ var teacherSchema = mongoose.Schema({
 	username: {type: String , index: true},
 	email: {type: String},
 	password: {type: String},
-	Courses : {type: Array  , "default": []}
+	courses : {type: Array  , "default": []}
 });
 
 var User  = module.exports = mongoose.model('teachers' , teacherSchema);
@@ -28,4 +28,12 @@ module.exports.comparePassword = function(candidatePassword , hash, callback){
     if(err) throw err;
     callback(null , isMatch);
    });
+}
+
+module.exports.saveCourses = function(user, cname, callback) {
+	var query = {_id:user._id};
+	user.courses.push(cname);
+	User.findOneAndUpdate(query , user , {upsert:true},callback);
+	//User.update({_id:id}, {$push: {courses: cname}});
+	
 }

models/teachers.js

@@ -1,11 +1,34 @@
 var express = require('express');
 var router = express.Router();
+var teacher = require('../models/teachers');
 
 //Get Homepage
 router.get('/' ,ensureAuthenticated, function(req, res){
 	res.render('index');
 });
 
+router.post('/', function(req, res) {
+	var cname = req.body.cname;
+	req.checkBody('cname', 'Course Name is required').notEmpty();
+	var errors = req.validationErrors();
+
+	if(errors) {
+		res.render('index', {
+			errors:errors
+		});
+	}
+	else {
+		teacher.saveCourses(req.user, cname, function(err,doc) {
+			if(err) throw err;
+			console.log('Index: ', cname);
+			req.flash('success_msg' , 'Course '+cname+' has been added');
+			res.redirect('/');
+		}); 
+		
+		//console.log(res.locals.user.username);
+	}
+});
+
 
 function ensureAuthenticated(req , res , next ){
 	if(req.isAuthenticated()) {

routes/index.js

@@ -1,2 +1,9 @@
-<h2 class="page-header">Dashboard</h2>
-<p>Welcome to your Dashboard, {{user.name}}</p>
+{{#if errors}}
+	{{#each errors}}
+		<div class="alert alert-danger">{{msg}}</div>
+	{{/each}}
+{{/if}}
+<form method="post" action="/">
+  Course Name: <input type="text" name="cname">
+  <input type="submit" value="Submit">
+</form> 

views/index.handlebars

@@ -16,7 +16,7 @@
             {{#if user}}
 
             <li class="nav-item">
-              <a class="nav-link active" href="/">Dashboard <span class="sr-only">(current)</span></a>
+              <a class="nav-link active" href="/">{{user.username}}<span class="sr-only">(current)</span></a>
             </li>
 	            <li class="nav-item">
 	              <a class="nav-link" href="/users/logout">Logout</a>