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app.js
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app.js
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const express = require('express');
const exphbs = require('express-handlebars');
const bodyParser = require('body-parser');
const mongoose = require('mongoose');
const session = require('express-session');
const fileUpload = require('express-fileupload');
const swaggerJSDoc = require('swagger-jsdoc');
const swaggerUi = require('swagger-ui-express');
const {swaggerOptions} = require('./controller/swagger');
const {trimFields} = require('./controller/functionality/general');
require('dotenv').config({path:"./config/keys.env"})
const app = express();
const port = process.env.PORT || 3000;
const swaggerDocs = swaggerJSDoc(swaggerOptions);
app.use('/api-docs', swaggerUi.serve, swaggerUi.setup(swaggerDocs));
app.use(fileUpload());
app.use(express.static("public"));
// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ extended: false }))
// parse application/json
app.use(bodyParser.json())
//HandleBars middlewares
app.set('view engine', 'handlebars');
app.engine('handlebars', exphbs(
{
helpers:{
if_eq : function(a, b){
if(a !=null){
const res = a.localeCompare(b);
if(res == 0)
return "selected";
}
},
if_checked: function(a){
if(a == true)
return "checked";
},
if_singular: function(num, feature){
if(num==1)
return feature;
else
return feature+"s";
}
}
}
));
app.use((req, res, next) => {
if(req.query.method == "PUT"){
req.method="PUT";
}
else if(req.query.method == "DEL"){
req.method="DELETE";
}
next();
});
app.use(session({
secret: `${process.env.SECRET_KEY}`,
resave: false,
saveUninitialized: true,
// cookie: { secure: true }
}))
app.use((req, res, next) => {
trimFields(req);
if(req.session != null){
res.locals.user = req.session.userInfo;
}
next();
})
// load Controller routes
const generalController = require('./controller/routes/general');
const roomsController = require('./controller/routes/rooms');
const userController = require('./controller/routes/User');
// map controller to app object
app.use('/', generalController);
app.use('/rooms', roomsController);
app.use('/user', userController);
mongoose.connect(process.env.MONGO_DB_CONNECTION_STRING, {useNewUrlParser: true, useUnifiedTopology: true})
.then(()=> {
console.log(`Connected to Database`);
})
.catch(err=>{
console.log(`Error occured ${err}`);
})
app.listen(port, () => {
console.log(`Web app is running on port : ${port}`);
});
module.exports = app;