open-nomad/ui/app/adapters/deployment.js

import Watchable from './watchable';

export default class DeploymentAdapter extends Watchable {
  promote(deployment) {
    const id = deployment.get('id');
    const url = urlForAction(this.urlForFindRecord(id, 'deployment'), '/promote');
    return this.ajax(url, 'POST', {
      data: {
        DeploymentId: id,
        All: true,
      },
    });
  }
}

// The deployment action API endpoints all end with the ID
// /deployment/:action/:deployment_id instead of /deployment/:deployment_id/:action
function urlForAction(url, extension = '') {
  const [path, params] = url.split('?');
  const pathParts = path.split('/');
  const idPart = pathParts.pop();
  let newUrl = `${pathParts.join('/')}${extension}/${idPart}`;

  if (params) {
    newUrl += `?${params}`;
  }

  return newUrl;
}