Main function of Promise-based refactor of our self-service database reset function via slack

handler.js

module.exports.reset = (event, context, callback) => {
  const targetUserAgent = 'slackbot';
  const targetSlackTeam = 'SomeSlackTeam';

  validateUserAgent(event, targetUserAgent)
  .then(requestBody => validateSlackTeam(requestBody, targetSlackTeam))
  .then(validatedRequestBody => extractUser(validatedRequestBody))
  .then(extractedUser => resetDB(extractedUser))
  .then(response => callback(null, response))
  .catch(error => callback(error));

}