Zapier Code: fetch pipeline issues from ZenHub & fill each issues' description from GitHub API

fetchZenHubIssues.js

// generate pipeline issue message for Slack
// e.g. (all issue messages are linked)
//
// 📝 *TODO*
// prepare for dinner
// write blog
//
// 📝 *In Review*
// buy a new desk

// ZenHub URL format: https://github.com/ZenHubIO/API#notes-1
// https://github.com/${org}/${repo}/issues#workspaces/${workspaceName}-${workspaceId}/board?repos=${repoId}

const inputData = {
  'zenhubApiRoot', 'https://api.zenhub.com',
  'zenhubToken': 'xxx',
  'repoId': 'xxx',
  'workspaceId': 'xxx',
  'githubApiRoot', 'https://api.github.com/graphql',
  'githubToken', 'xxx'
}

// as you like :)
const pipelines = ['TODO', 'In Review']

// generate Slack mrkdwn message.
async function getIssueMessage(i) {
  const githubHeader = {
      'Accept': 'application/json',
      'Content-Type': 'application/json',
      'Authorization': `Bearer ${inputData.githubToken}`
    }
    const query = `{
      repository(owner:"org", name:"repo") {
        issue(number:${i.issue_number}) {
          title
          url
        }
      }
    }`
    const body = { "query": query }
    const res = await fetch(inputData.githubApiRoot, {
      method: 'POST',
      body: JSON.stringify(body),
      headers: githubHeader
    })
    const json = await res.json()
    const title = await json.data.repository.issue.title
    const url = await json.data.repository.issue.url
    return `<${url}|${title}>`
}

const zenhubHeader = {
    'Accept': 'application/json',
    'Content-Type': 'application/json',
    'X-Authentication-Token': inputData.zenhubToken
}
const boardUrl = `${inputData.zenhubApiRoot}/p2/workspaces/${inputData.workspaceId}/repositories/${inputData.repoId}/board`
const res = await fetch(boardUrl, {
  method: 'GET',
  headers: zenhubHeader
})
const json = await res.json()
const issues = await json.pipelines
  .filter(p => pipelines.includes(p.name))
  .map(async p => {
    const messages = await p.issues.map(i => getIssueMessage(i))
    let ret = await Promise.all(messages)
    return `:memo: *${p.name}*\n` + ret.join('\n')
  })
const ret = await Promise.all(issues)
const message = await ret.join('\n\n')
return { issueMessage: message }