invidious/servers.js

music player for invidious.io

import https from 'https'
import { serversMd } from './serversMd.js'

export const servers = () => {
  return new Promise(resolve => {
    const req = https.request('https://api.invidious.io/instances.json')

    req.on('error', async e => {
      console.log(`  + error fetching servers (${e.message || e}).`)

      // md if API is down
      const serversMdResults = await serversMd()

      if (serversMdResults.length) resolve({ hosts: serversMdResults })
      else console.log('  + error fetching servers (empty response).')

      process.exit(1)
    })

    // TODO string util [1]
    req.on('response', res => {
      let str = ''
      res.on('data', d => (str += d.toString('utf8')))
      res.on('end', async () => {
        const hosts = JSON.parse(str)
          .filter(item => !item[0].includes('.onion') && item[1].api)
          .map(item => `https://${item[0]}`)

        if (hosts.length) resolve({ hosts })
        else {
          const serversMdResults = await serversMd()
          if (serversMdResults.length) resolve({ hosts: serversMdResults })
          else {
            console.log('  + error fetching servers (empty response).')
            process.exit(1)
          }
        }
      })
    })

    req.end()
  })
}