pdfer/server/index.js

const express = require('express');
const bodyParser = require('body-parser');
const app = express();
const templates = require('./templates');
const renderer = require('./renderer');

const {getPdfPath} = require('./utils');

app.use(bodyParser.json());

app.options('/api/pdf/generate/:template');
app.post('/api/pdf/generate/:template', (req, res) => {
    const templateName = req.params.template;
    const options = req.body;

    templates.get(templateName, options)
        .then(renderer)
        .then(id => {
            res.send({id: id});
            res.end();
        })
        .catch((err) => {
            console.error('Error:', err, 'for', req.url);
            res.sendStatus(500).end(err);
        });
});

app.options('/api/pdf/:id');
app.get('/api/pdf/:id', (req, res) => {
    const {id} = req.params;
    res.sendFile(getPdfPath(id));
});

app.use(express.static('../client/build'));

app.listen(5000);