var express = require('express');
var app = express();
var multer = require('multer')
var cors = require('cors');

var corsOptions = {
    "origin": "*",
    "methods": "GET,HEAD,PUT,PATCH,POST,DELETE",
    "preflightContinue": false,
    "optionsSuccessStatus": 204
}

app.use(cors(corsOptions));

var storage = multer.diskStorage({
    destination: function(req, file, cb) {
        cb(null, '/var/www/html/FBS')
    },
    filename: function(req, file, cb) {
        cb(null, Date.now() + '-' + file.originalname)
    }
})

// app.use(function(req, res, next) {
//     res.header("Access-Control-Allow-Origin", "*");
//     res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
//     next();
// });

var upload = multer({ storage: storage }).single('file')

app.post('/upload', function(req, res, next) {

    upload(req, res, function(err) {
        if (err instanceof multer.MulterError) {
            return res.status(500).json(err)
        } else if (err) {
            return res.status(500).json(err)
        }
        return res.status(200).send(req.file)

    })

});

app.listen(8000, function() {

    console.log('App running on port 8000');

});