const express = require('express');
const redoc = require('redoc-express');

const app = express();
const port = 3000;

// serve your swagger.json file
app.get('/docs/swagger.json', (req, res) => {
  res.sendFile('swagger.json', { root: '.' });
});

// define title and specUrl location
// serve redoc
app.get(
  '/docs',
  redoc({
    title: 'API Docs',
    specUrl: '/docs/swagger.json',
    nonce: '', // <= it is optional,we can omit this key and value
    // we are now start supporting the redocOptions object
    // you can omit the options object if you don't need it
    // https://redocly.com/docs/api-reference-docs/configuration/functionality/
    redocOptions: {
      theme: {
        colors: {
          primary: {
            main: '#6EC5AB'
          }
        },
        typography: {
          fontFamily: `"museo-sans", 'Helvetica Neue', Helvetica, Arial, sans-serif`,
          fontSize: '15px',
          lineHeight: '1.5',
          code: {
            code: '#87E8C7',
            backgroundColor: '#4D4D4E'
          }
        },
        menu: {
          backgroundColor: '#ffffff'
        }
      }
    }
  })
);

app.listen(port, () => console.log(`Example app listening on port ${port}!`));