index.js

import { getStore, setEnvironmentContext } from '@netlify/blobs'
import fs from 'fs'

export const onPreBuild = async ({ constants }) => {
  setEnvironmentContext({
    siteID: constants.SITE_ID,
    token: constants.NETLIFY_API_TOKEN,
  })
  const scrobbles = getStore('scrobbles')
  const artists = getStore('artists')
  const albums = getStore('albums')
  const windowData = await scrobbles.get('window', { type: 'json'})
  const artistsMap = await artists.get('artists-map', { type: 'json' })
  const albumsMap = await albums.get('albums-map', { type: 'json' })
  const nowPlaying = await scrobbles.get('now-playing', { type: 'json'})
  fs.writeFileSync('./src/_data/json/scrobbles-window.json', JSON.stringify(windowData))
  fs.writeFileSync('./src/_data/json/artists-map.json', JSON.stringify(artistsMap))
  fs.writeFileSync('./src/_data/json/albums-map.json', JSON.stringify(albumsMap))
  fs.writeFileSync('./src/_data/json/now-playing.json', JSON.stringify(nowPlaying))
}