cdn/api/new.ts

import { ServerRequest } from 'https://deno.land/std@0.75.0/http/server.ts'
import { urlParse } from 'https://deno.land/x/url_parse/mod.ts';

const endpoint = (path: string) => {
  // https://vercel.com/docs/api#api-basics/authentication/accessing-resources-owned-by-a-team
  let url = 'https://api.vercel.com/' + path
  if (Deno.env.get('ZEIT_TEAM')) {
    url += ('?teamId=' + Deno.env.get('ZEIT_TEAM'))
  }
  return url
}

const deploy = async (files: { sha: string, file: string, path: string, size: number }[]) => {
  const req = await fetch(endpoint('v12/now/deployments'), {
    method: 'POST',
    headers: {
      'Authorization': `Bearer ${Deno.env.get('ZEIT_TOKEN')}`,
      'Content-Type': 'application/json'
    },
    body: JSON.stringify({
      name: 'cloud',
      files: files.map(f => ({
        sha: f.sha,
        file: f.file,
        size: f.size
      })),
      projectSettings: {
        framework: null
      }
    })
  })
  const json = await req.json()
  const baseURL = json.url
  const fileURLs = files.map(f => 'https://' + baseURL + '/' + f.path)

  return { status: req.status, fileURLs }
}

export default async (req: ServerRequest) => {
  if (req.method == 'OPTIONS') {
    return req.respond({ status: 204, body: JSON.stringify({ status: "YIPPE YAY. YOU HAVE CLEARANCE TO PROCEED." }) })
  }
  if (req.method == 'GET') {
    return req.respond({ status: 405, body: JSON.stringify({ error: '*GET outta here!* (Method not allowed, use POST)' }) })
  }
  if (req.method == 'PUT') {
    return req.respond({ status: 405, body: JSON.stringify({ error: '*PUT that request away!* (Method not allowed, use POST)' }) })
  }
  if (req.method != 'POST') {
    return req.respond({ status: 405, body: JSON.stringify({ error: 'Method not allowed, use POST' }) })
  }

  const decoder = new TextDecoder()
  const buf = await Deno.readAll(req.body)
  const fileURLs = JSON.parse(decoder.decode(buf))
  if (!Array.isArray(fileURLs) || fileURLs.length < 1) {
    return req.respond({ status: 422, body: JSON.stringify({ error: 'Empty file array' }) })
  }

  let uploadedURLs = await Promise.all(fileURLs.map(async (url, index) => {
    const { pathname } = urlParse(url)
    const filename = index + pathname.substr(pathname.lastIndexOf('/') + 1)

    const res = await (await fetch("https://cdn.hackclub.com/api/newSingle", {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json'
      },
      body: url
    })).json()

    res.file = 'public/' + filename
    res.path = filename

    return res
  }))

  const result = await deploy(uploadedURLs)

  req.respond({
    status: result.status,
    body: JSON.stringify(result.fileURLs)
  })
}