Job fair 2022 website files added

app.js

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+var createError = require('http-errors');
+var express = require('express');
+var path = require('path');
+var cookieParser = require('cookie-parser');
+var engine = require("express-handlebars");
+var logger = require('morgan');
+
+var engineHelper = require("./helper/hbsHelper");
+
+var indexRouter = require('./routes/index');
+var usersRouter = require('./routes/users');
+
+var app = express();
+
+// view engine setup
+const hbs = engine.create({
+  extname: "hbs",
+  defaultLayout: "layout",
+  layoutsDir: `${__dirname}/views`,
+  partialsDir: `${__dirname}/views/partials`,
+  helpers: engineHelper,
+});
+app.set('views', path.join(__dirname, 'views'));
+app.set('view engine', 'hbs');
+app.engine("hbs", hbs.engine);
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+app.use('/', indexRouter);
+app.use('/users', usersRouter);
+
+// catch 404 and forward to error handler
+app.use(function (req, res, next) {
+  next(createError(404));
+});
+
+// error handler
+app.use(function (err, req, res, next) {
+  // set locals, only providing error in development
+  res.locals.message = err.message;
+  res.locals.error = req.app.get('env') === 'development' ? err : {};
+
+  // render the error page
+  res.status(err.status || 500);
+  res.render('error', {error:true});
+});
+
+module.exports = app;

bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('node-jobfair-2022:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}

helper/functionHelper.js

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+module.exports = {
+    createUUID: () => {
+        var dt = new Date().getTime();
+        var uuid = "xxxxyyxxyyxxyyyy".replace(/[xy]/g, function (c) {
+            var r = (dt + Math.random() * 16) % 16 | 0;
+            dt = Math.floor(dt / 16);
+            return (c == "x" ? r : (r & 0x3) | 0x8).toString(16);
+        });
+        return uuid;
+    },
+    changeDateType: (date) => {
+        const yyyy = date.getFullYear();
+        let mm = date.getMonth() + 1; // Months start at 0!
+        let dd = date.getDate();
+
+        if (dd < 10) dd = "0" + dd;
+        if (mm < 10) mm = "0" + mm;
+
+        const today = `${dd}/${mm}/${yyyy}`;
+        return today;
+    }
+};

helper/hbsHelper.js

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+module.exports = {
+    add: (val1, val2) => {
+        return parseInt(val1) + parseInt(val2);
+    },
+    difference: (val1, val2) => {
+        return parseInt(val1) - parseInt(val2);
+    },
+    multiply: (val1, val2) => {
+        return parseInt(val1) * parseInt(val2);
+    },
+    divide: (val1, val2) => {
+        return parseInt(val1) / parseInt(val2);
+    },
+};

helper/userHelper.js

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+const db = require('../config/database');
+const bcrypt = require('bcrypt');
+
+module.exports = {
+    do_signup: (user) => {
+        return new Promise(async (resolve, reject) => {
+            user.password = await bcrypt.hash(user.password, 10);
+            db.get()
+                .collection(process.env.DB_COLLECTION_USER)
+                .insertOne(user)
+                .then((response) => {
+                    resolve(response)
+                }).catch((error) => {
+                    reject(error)
+                })
+        })
+    },
+
+    check_user_exist: (email) => {
+        return new Promise(async (resolve, reject) => {
+            db.get()
+                .collection(process.env.DB_COLLECTION_USER)
+                .findOne(
+                    {
+                        email: email
+                    }
+                )
+                .then((response) => {
+                    if (response) {
+                        resolve(true)
+                    } else {
+                        resolve(false)
+                    }
+                }).catch((error) => {
+                    reject(error)
+                })
+        })
+    }
+}