New Slack channel Archiver

archiver.js

'use strict';
const request = require('request')
const token = '<BotUserOAuthAccessToken>'
const paths = {
    list: `https://slack.com/api/conversations.list?token=${token}&exclude_archived=true`,
    archive: `https://slack.com/api/conversations.archive?token=${token}&channel=`,
    join: `https://slack.com/api/conversations.join?token=${token}&channel=`
}

const log = tag => v => {
    console.log(tag, v);
    return v;
}

const listChannels = () => new Promise(function(resolve, reject) {
    request.get(paths.list, function(err, res, body) {
        err ? reject(err) : resolve(body)
    })
})

const joinChannel = (channel) => new Promise(function(resolve, reject) {
    request.get(paths.join + channel, function(err, res, body) {
        err ? reject(err) : resolve(body)
    })
})

const archiveChannel = (channel) => new Promise(function(resolve, reject) {
    request.get(paths.archive + channel, function(err, res, body) {
        err ? reject(err) : resolve(body)
    })
})

const archive = (arr) => {
    const channel = arr.pop()
    console.log(channel.name);

    joinChannel(channel.id)
        .then(body => JSON.parse(body))
        .then(log('JOIN CHANNEL'))
        .then(data => archiveChannel(data.channel.id))
        .then(log('ARCHIVE CHANNEL'))
        .catch(log('ERROR'))
        .then(() => {
            arr.length === 0 ? null : setTimeout(() => archive(arr), 1000)
        })
}

listChannels().then(body => {
    log('LIST CHANNELS')(body)
    archive(JSON.parse(body).channels.filter(channel => {
        return channel.name.slice(0, 3) === 'sk-'
    }))
});