var fs = require('fs');

module.exports.index = function(req, res, render, next) {

    fs.stat('static/uploaded/' + req.params.file + '.pdf', function(err) {

        if (err === null) {

            res.locals.file = req.params.file;

            res.setHeader('Content-Type', 'text/html');
            render('index.pug', res.locals);

        } else {

            // 404 : file does not exist
            var error = new Error('File does not exist');
            error.status = 404;
            next(error);
        }

    });


}