worker.js

export const api = {
  icon: '🔐',
  name: 'encode.do',
  description: 'Base64 Encode API',
  url: 'https://encode.do/api',
  type: 'https://apis.do/utilities',
  endpoints: {
    encodeText: 'https://encode.do/:stringToEncode',
    encodeFile: 'https://encode.do/url/:fileToEncode',
  },
  site: 'https://encode.do',
  login: 'https://encode.do/login',
  signup: 'https://encode.do/signup',
  subscribe: 'https://encode.do/subscribe',
  repo: 'https://github.com/drivly/encode.do',
}

export const gettingStarted = [`If you don't already have a JSON Viewer Browser Extension, get that first:`, `https://extensions.do`]

export const examples = {
  'Encode String': 'https://encode.do/Hello, World!',
  'Encode JSON': 'https://encode.do/?hello=world',
  'Encode File': 'https://encode.do/url/https://encode.do/api',
}

export default {
  fetch: async (req, env) => {
    const { user, pathname, rootPath, pathSegments, query } = await env.CTX.fetch(req).then((res) => res.json())
    const hasQuery = Object.entries(query).length > 0
    const isUrl = pathSegments[0] === 'url'
    if (!hasQuery && (rootPath || (isUrl && pathSegments.length === 1))) return json({ api, gettingStarted, examples, user })

    let value = decodeURIComponent(pathname.substring(1))
    if (isUrl) {
      const buffer = await fetch(value.substring(4)).then((res) => res.arrayBuffer())
      value = ''
      new Uint8Array(buffer).forEach((byte) => {
        value += String.fromCharCode(byte)
      })
    } else if (hasQuery) value = JSON.stringify(query)

    const encoded = btoa(value)
    return json({ api, encoded, decoded: hasQuery ? query : isUrl ? undefined : value, user })
  },
}

const json = (obj) => new Response(JSON.stringify(obj, null, 2), { headers: { 'content-type': 'application/json; charset=utf-8' } })