login to the reddit api and use a bearer token

redditClient.js

/*
    from quickstart https://github.com/reddit-archive/reddit/wiki/OAuth2-Quick-Start-Example
*/
const axios = require('axios')
const qs = require('querystring');

const main = async function () {



    /*
        all four of these veriables below should be kept secure
    */
    // client id and secret come from making a 'script' app at this site https://www.reddit.com/prefs/apps
    const clientId = process.env.REDDITAPI
    const clientSecret = process.env.REDDITSECRET

    // this is the developers reddit uid and pwd. as if they were logging into reddit site.
    const uid = process.env.REDDITUID
    const pwd = process.env.REDDITPWD

    let resp = await axios
        .post(
            'https://www.reddit.com/api/v1/access_token',
            qs.stringify({
                grant_type: 'password',
                username: uid,
                password: pwd
            }),
            {
                auth: { username: clientId, password: clientSecret }
            })
        .catch(function (err) { throw err })
    
    console.log('response.data:')
    console.log(resp.data)

    let bearerToken = resp.data.access_token;


    //note when using bearer tokens you then go to oauth.reddit.com
    resp = await axios
        .get('https://oauth.reddit.com/api/v1/me',
            {
                headers: {
                    Authorization: 'bearer '+ bearerToken
                }
            })
        .catch(function (err) { throw err })
    
    console.log('response.data:')
    console.log(resp.data)
}

main();