delete-environments-github.js

// RECOMMENDED: Disconnect HEROKU from Github before doing this (though not strictly necessary, I think).
//See https://stackoverflow.com/a/61272173/6569950 for more info.

// PARAMETERS
const TOKEN = ""; // MUST BE `repo_deployments` authorized
const REPO = ""; // e.g. "repository"
const USER_OR_ORG = ""; // e.g. "your-name"

// GLOBAL VARS
const URL = `https://api.github.com/repos/${USER_OR_ORG}/${REPO}/deployments`;
const AUTH_HEADER = `token ${TOKEN}`;

// UTILITY FUNCTIONS
const getAllDeployments = () =>
  fetch(`${URL}`, { headers: { authorization: AUTH_HEADER } }).then(
    async val => {
      if (val.status !== 200) {
        throw await val.json();
      }
      val.json();
    }
  );

const makeDeploymentInactive = id =>
  fetch(`${URL}/${id}/statuses`, {
    method: "POST",
    body: JSON.stringify({ state: "inactive" }),
    headers: {
      "Content-Type": "application/json",
      Accept: "application/vnd.github.ant-man-preview+json",
      authorization: AUTH_HEADER
    }
  }).then(() => id);

const deleteDeployment = id =>
  fetch(`${URL}/${id}`, {
    method: "DELETE",
    headers: { authorization: AUTH_HEADER }
  })
    .then(res => res.json())
    .then(console.log);

const main = async () => {
  const all = await getAllDeployments();

  console.log(`${all.length} deployments found`);

  for (const deployment of all) {
    const inactive = await makeDeploymentInactive(deployment.id);
    console.log("inactive", inactive);
    const deleted = await deleteDeployment(id);
    console.log("deleted", deleted);
  }
};

main().catch(console.error);