From 50f31a3c3efd3e6b19c5bb1605810210b77aae20 Mon Sep 17 00:00:00 2001
From: DevRaushan <devraushansingh@gmail.com>
Date: Sat, 23 Mar 2024 15:02:25 +0530
Subject: [PATCH] refactor: create separate folder for controllers for a neat
 filestructure

---
 app/controllers/loginController.js   | 105 ++++++++++++++
 app/controllers/productController.js |  21 +++
 app/controllers/signupController.js  |  30 ++++
 app/controllers/viewControllers.js   |  46 ++++++
 app/routes/route.js                  | 200 +++------------------------
 5 files changed, 222 insertions(+), 180 deletions(-)
 create mode 100644 app/controllers/loginController.js
 create mode 100644 app/controllers/productController.js
 create mode 100644 app/controllers/signupController.js
 create mode 100644 app/controllers/viewControllers.js

diff --git a/app/controllers/loginController.js b/app/controllers/loginController.js
new file mode 100644
index 0000000..0080f78
--- /dev/null
+++ b/app/controllers/loginController.js
@@ -0,0 +1,105 @@
+const nodemailer = require('nodemailer');
+const path = require('path')
+const db = require(path.join(__dirname,"../db/dbConnect"));
+require('dotenv').config();
+
+let transporter = nodemailer.createTransport({
+    service: 'Gmail',
+    auth: {
+        user: process.env.email,
+        pass: process.env.pass
+    }
+});
+
+const login = (req,res)=>{
+    if (req.session.isLoggedIn) {
+        res.redirect("/")
+        return;
+    }
+    db.query('SELECT * FROM users WHERE email = \''+req.body.email+'\'  AND password = \''+req.body.password+'\'', (error, results, fields) => {
+        if (error) {
+            console.error('Error executing query: ' + error);
+            res.send(error);
+            return;
+        }
+        if (results.length > 0) {
+            req.session.isLoggedIn = true;
+            res.redirect('/');
+        }
+        else{
+            res.redirect('/register');
+        }
+    });
+}
+
+
+
+const forgotPass = (req,res)=>{
+    if (req.session.isLoggedIn){
+        res.redirect("/");
+        return;
+    }
+    db.query('SELECT * FROM users WHERE email = \''+req.body.email+'\';', (error, results, fields) => {
+        if (error) {
+            console.error('Error executing query: ' + error);
+            res.send(error);
+            return;
+        }
+        if (results.length > 0){
+            email = results[0].email;
+            otp = randomNumber = Math.floor(Math.random() * 9000) + 1000;
+            let mailOptions = {
+                from: process.env.email,
+                to: email,
+                subject: 'OTP for Password Reset',
+                text: 'Your OTP for password change is '+ otp
+            };
+            transporter.sendMail(mailOptions, (error, info) => {
+                if (error) {
+                    console.error('Error occurred:', error);
+                } else {
+                    console.log('Email sent:', info.response);
+                }
+            });
+            db.query('UPDATE users SET otp='+otp+' WHERE email=\''+email+'\';', (error, results, fields) => {
+                if (error) {
+                    console.error('Error executing query: ' + error);
+                    res.send(error);
+                    return;
+                }
+                res.render('changePass',{email:email})
+            });
+        }
+        else{
+            res.redirect('/register');
+        }
+    });
+}
+
+const changePass = (req,res)=>{
+    if (req.session.isLoggedIn){
+        res.redirect("/");
+        return;
+    }
+    otp = req.body.otp;
+    console.log(otp);
+    db.query('UPDATE users set password = \'' +req.body.newPassword+'\' WHERE email = \''+req.body.email+'\' AND otp = '+otp+';', (error, results, fields) => {
+        if (error) {
+            console.error('Error executing query: ' + error);
+            res.send(error);
+            return;
+        }
+        res.redirect('/login');
+    });
+}
+
+const logout = (req,res)=>{
+    if (req.session.isLoggedIn){
+        req.session.isLoggedIn = false;
+    }
+    res.redirect("/login");
+}
+
+module.exports = {
+    login,logout,forgotPass,changePass
+}
\ No newline at end of file
diff --git a/app/controllers/productController.js b/app/controllers/productController.js
new file mode 100644
index 0000000..c1f545d
--- /dev/null
+++ b/app/controllers/productController.js
@@ -0,0 +1,21 @@
+const path = require('path')
+const db = require(path.join(__dirname,"../db/dbConnect"));
+
+const searchProducts = (req,res)=>{
+    if (!req.session.isLoggedIn) {
+        res.redirect('/login');
+        return;
+    }
+    db.query('SELECT * FROM products WHERE name LIKE \'\%'+req.body.name+'\%\';', (error, results, fields) => {
+        if (error) {
+            console.error('Error executing query: ' + error);
+            res.send(error);
+            return;
+        }
+        console.log(results)
+        res.render('products',{products:results, isLoggedIn:req.session.isLoggedIn});
+    });
+}
+module.exports = {
+    searchProducts
+}
\ No newline at end of file
diff --git a/app/controllers/signupController.js b/app/controllers/signupController.js
new file mode 100644
index 0000000..2bc9f9c
--- /dev/null
+++ b/app/controllers/signupController.js
@@ -0,0 +1,30 @@
+const path = require('path')
+const db = require(path.join(__dirname,"../db/dbConnect"));
+require('dotenv').config();
+
+const signUp  = (req,res)=>{
+    if (req.session.isLoggedIn){
+        res.redirect("/");
+        return;
+    }
+    db.query("SELECT * FROM users WHERE email = '"+req.body.email+"';", (error, results, fields) => {
+        if (error) {
+            console.error('Error executing query: ' + error);
+            res.send(error);
+            return;
+        }
+        if (results.length > 0) {
+            res.redirect('/login');
+        }
+        else{
+            db.query("INSERT INTO users (name,email,password) VALUES ('"+req.body.fullname+"','"+req.body.email+"','"+req.body.password+"');", (error, results, fields) => {
+                if (error) {
+                    console.error('Error executing query: ' + error);
+                    return;
+                }
+                res.redirect('/login');
+            });
+        }
+    });
+}
+module.exports = {signUp}
\ No newline at end of file
diff --git a/app/controllers/viewControllers.js b/app/controllers/viewControllers.js
new file mode 100644
index 0000000..ddd458e
--- /dev/null
+++ b/app/controllers/viewControllers.js
@@ -0,0 +1,46 @@
+const path = require('path')
+const db = require(path.join(__dirname,"../db/dbConnect"));
+require('dotenv').config();
+
+const loginView = (req,res)=>{
+    if (req.session.isLoggedIn) {
+        res.redirect("/")
+        return;
+    }
+    res.render('login');
+}
+
+const signUpView = (req,res)=>{
+    if (req.session.isLoggedIn){
+        res.redirect("/");
+        return;
+    }
+    res.render('register');
+}
+
+const forgotPassView = (req,res)=>{
+    if (req.session.isLoggedIn){
+        res.redirect("/");
+        return;
+    }
+    res.render('forgotPass')
+}
+
+const productListView = (req,res)=>{
+    if (!req.session.isLoggedIn) {
+        res.redirect('/login');
+        return;
+    }
+    db.query('SELECT * FROM products', (error, results, fields) => {
+        if (error) {
+            console.error('Error executing query: ' + error);
+            res.send(error);
+            return;
+        }
+        res.render('products',{products:results, isLoggedIn:req.session.isLoggedIn});
+    });
+}
+
+module.exports = {
+    loginView,signUpView,forgotPassView,productListView
+}
\ No newline at end of file
diff --git a/app/routes/route.js b/app/routes/route.js
index 0f56bd1..33f5b06 100644
--- a/app/routes/route.js
+++ b/app/routes/route.js
@@ -1,196 +1,36 @@
 const express = require('express')
 const router = express.Router()
-const nodemailer = require('nodemailer');
 const bodyParser = require('body-parser');
+const session = require('express-session');
+const path = require('path');
+
 router.use(bodyParser.urlencoded({ extended: true }));
 router.use(bodyParser.json());
-const path = require('path')
-router.use(express.static( path.join(__dirname,"../public")))
-const db = require(path.join(__dirname,"../db/dbConnect"));
-const session = require('express-session');
+router.use(express.static(path.join(__dirname, "../public")));
+
+const loginController = require(path.join(__dirname,"../controllers/loginController"));
+const signupController = require(path.join(__dirname,"../controllers/signupController"));
+const viewController = require(path.join(__dirname,"../controllers/viewControllers"));
+const productController = require(path.join(__dirname,"../controllers/productController"));
 require('dotenv').config();
+
 router.use(session({
     secret: process.env.secret,
     resave: false,
     saveUninitialized: false
 }));
-let transporter = nodemailer.createTransport({
-    service: 'Gmail',
-    auth: {
-        user: process.env.email,
-        pass: process.env.pass
-    }
-});
-
-
-router.get('/', (req,res)  => {
-    if (!req.session.isLoggedIn) {
-        res.redirect('/login');
-        return;
-    }
-    db.query('SELECT * FROM products', (error, results, fields) => {
-        if (error) {
-            console.error('Error executing query: ' + error);
-            res.send(error);
-            return;
-        }
-        res.render('products',{products:results, isLoggedIn:req.session.isLoggedIn});
-    });
-})
-
-router.post('/search', (req, res) => {
-    if (!req.session.isLoggedIn) {
-        res.redirect('/login');
-        return;
-    }
-    db.query('SELECT * FROM products WHERE name LIKE \'\%'+req.body.name+'\%\';', (error, results, fields) => {
-        if (error) {
-            console.error('Error executing query: ' + error);
-            res.send(error);
-            return;
-        }
-        console.log(results)
-        res.render('products',{products:results, isLoggedIn:req.session.isLoggedIn});
-    });
-})
-
-
-router.get('/login', (req, res) =>{
-    if (req.session.isLoggedIn) {
-        res.redirect("/")
-        return;
-    }
-    res.render('login');
-})
-
-router.post('/login', (req, res) => {
-    if (req.session.isLoggedIn) {
-        res.redirect("/")
-        return;
-    }
-    db.query('SELECT * FROM users WHERE email = \''+req.body.email+'\'  AND password = \''+req.body.password+'\'', (error, results, fields) => {
-        if (error) {
-            console.error('Error executing query: ' + error);
-            res.send(error);
-            return;
-        }
-        if (results.length > 0) {
-            req.session.isLoggedIn = true;
-            res.redirect('/');
-        }
-        else{
-            res.redirect('/register');
-        }
-    });
-});
-
-router.get('/register', (req,res) => {
-    if (req.session.isLoggedIn){
-        res.redirect("/");
-        return;
-    }
-    res.render('register');
-})
-
-router.post('/register', (req, res) => {
-    if (req.session.isLoggedIn){
-        res.redirect("/");
-        return;
-    }
-    db.query("SELECT * FROM users WHERE email = '"+req.body.email+"';", (error, results, fields) => {
-        if (error) {
-            console.error('Error executing query: ' + error);
-            res.send(error);
-            return;
-        }
-        if (results.length > 0) {
-            res.redirect('/login');
-        }
-        else{
-            db.query("INSERT INTO users (name,email,password) VALUES ('"+req.body.fullname+"','"+req.body.email+"','"+req.body.password+"');", (error, results, fields) => {
-            if (error) {
-                console.error('Error executing query: ' + error);
-                return;
-            }
-            res.redirect('/login');
-            });
-        }
-    });
-});
-
-router.get('/forgotPass', (req, res) => {
-    if (req.session.isLoggedIn){
-        res.redirect("/");
-        return;
-    }
-    res.render('forgotPass')
-})
 
-router.post('/forgotPass', (req,res) => {
-    if (req.session.isLoggedIn){
-        res.redirect("/");
-        return;
-    }
-    db.query('SELECT * FROM users WHERE email = \''+req.body.email+'\';', (error, results, fields) => {
-        if (error) {
-            console.error('Error executing query: ' + error);
-            res.send(error);
-            return;
-        }
-        if (results.length > 0){
-            email = results[0].email;
-            otp = randomNumber = Math.floor(Math.random() * 9000) + 1000;
-            let mailOptions = {
-                from: process.env.email,
-                to: email,
-                subject: 'OTP for Password Reset',
-                text: 'Your OTP for password change is '+ otp
-            };
-            transporter.sendMail(mailOptions, (error, info) => {
-                if (error) {
-                    console.error('Error occurred:', error);
-                } else {
-                    console.log('Email sent:', info.response);
-                }
-            });
-            db.query('UPDATE users SET otp='+otp+' WHERE email=\''+email+'\';', (error, results, fields) => {
-                if (error) {
-                    console.error('Error executing query: ' + error);
-                    res.send(error);
-                    return;
-                }
-                res.render('changePass',{email:email})
-            });
-        }
-        else{
-            res.redirect('/register');
-        }
-    });
-})
 
-router.post('/changePass', (req, res) => {
-    if (req.session.isLoggedIn){
-        res.redirect("/");
-        return;
-    }
-    otp = req.body.otp;
-    console.log(otp);
-    //console.log('UPDATE users set password = \'' +req.body.newPassword+'\' WHERE otp = '+otp+' AND email = \''+req.body.email+'\';')
-    db.query('UPDATE users set password = \'' +req.body.newPassword+'\' WHERE email = \''+req.body.email+'\' AND otp = '+otp+';', (error, results, fields) => {
-        if (error) {
-            console.error('Error executing query: ' + error);
-            res.send(error);
-            return;
-        }
-        res.redirect('/login');
-    });
-})
 
-router.post('/logout', (req, res) => {
-    if (req.session.isLoggedIn){
-        req.session.isLoggedIn = false;
-    }
-    res.redirect("/login");
-})
+router.get('/', viewController.productListView)
+router.post('/search', productController.searchProducts)
+router.get('/login', viewController.loginView)
+router.post('/login', loginController.login)
+router.get('/register', viewController.signUpView)
+router.post('/register', signupController.signUp);
+router.get('/forgotPass', viewController.forgotPassView)
+router.post('/forgotPass', loginController.forgotPass)
+router.post('/changePass', loginController.changePass)
+router.post('/logout', loginController.logout)
 
 module.exports = router;
\ No newline at end of file