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app.js
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const express = require('express');
require("dotenv/config");
const path = require('path');
const mongoose = require("mongoose");
const cors = require("cors");
const morgan = require('morgan');
const multer = require('multer'); //! para manejar datos multipart/form-data
const uuid = require('uuid/v4');
const { format } = require('timeago.js');
//! Initializations
const app = express();
//! Settings
app.set('port', process.env.PORT || 3000);
app.set('views', path.join(__dirname, 'src/views'));
app.set('view engine', 'ejs');
//! Middlewares
app.use(cors());
app.use(morgan('dev')); //! es un registrador de middleware de solicitud HTTP.
app.use(express.json()); //! reconocer el objeto de solicitud entrante como un objeto JSON.
app.use(express.urlencoded({extended: false})); //! false: no puedes publicar 'objeto anidado' Nested Object = { person: { name: cw } }
//! true: Las diferencias entre el análisis de los datos de URL con `qs library` vs` querystring library
const storage = multer.diskStorage({
destination: path.join(__dirname, 'src/public/img/providers/'),
filename: (req, file, cb, filename) => {
cb(null, uuid() + path.extname(file.originalname));
}
});
app.use(multer({
storage: storage
}).single('image'));
//! Global variables
//! TimeAgo.js
app.use((req, res, next)=>{
app.locals.format = format;
next();
});
//! Routes
app.use(require('./src/routes/index'));
//! Static files
app.use(express.static(path.join(__dirname, 'src/public')));
//! Connect to DB
mongoose.connect(process.env.DB_CONNECTION, {
useUnifiedTopology: true,
useNewUrlParser: true,
})
.then(() => console.log("DB Connected!"))
.catch((err) => {
console.log(`DB Connection Error: ${err.message}`);
});
//! Start the server
app.listen(app.get('port'), ()=>{
console.log(`Server on port ${app.get('port')}`);
});