src/api.js

exports.closeIssue = function closeIssue(github, data) {
  const { owner, repo, issue_number, state = 'closed' } = data

  return github.issues
    .update({
      owner,
      repo,
      issue_number,
      state,
      mediaType: {
        previews: ['symmetra'],
      },
    })
    .then((_) => _.data)
    .catch((e) => {
      console.error(e, data)
      throw e
    })
}

exports.getPullRequest = function getPullRequest(github, data) {
  const { owner, repo, pull_number } = data

  return github.pulls
    .get({
      owner,
      repo,
      pull_number,
      mediaType: {
        previews: ['symmetra', 'shadow-cat'],
      },
    })
    .then((_) => _.data)
    .catch((e) => {
      console.error(e, data)
      throw e
    })
}

exports.createLabel = function createLabel(github, data) {
  const { owner, repo, name, color, description } = data

  return github.issues.createLabel({
    owner,
    repo,
    name,
    color,
    description,
    mediaType: {
      previews: ['symmetra'],
    },
  })
}

exports.addLabels = function addLabels(github, { labels, ...data }) {
  return github.issues
    .addLabels({
      ...data,
      labels: many(labels),
      mediaType: {
        previews: ['symmetra'],
      },
    })
    .catch((e) => {
      console.error(e, data)
      throw e
    })
}

function many(maybeArray) {
  return Array.isArray(maybeArray) ? maybeArray : [maybeArray]
}