'use strict';

var Challenge = module.exports;

Challenge.create = function (defaults) {
  return {
    options: defaults
  , set: Challenge.set
  , get: Challenge.get
  , remove: Challenge.remove
  };
};

// Show the user the token and key and wait for them to be ready to continue
Challenge.set = function (args, cb) {
  if (!args.challenge) {
    console.error("please update to greenlock v2.7+");
    process.exit();
  }
  var opts = args.challenge;

  if (this.leDnsResponse) {
      this.leDnsResponse(opts.token, opts.keyAuthorization, opts.dnsAuthorization, opts.dnsHost, opts.altname)
      .then(function (/*successMessage*/) {
          cb(null);
      });
  } else {
    console.info("");
    console.info("Challenge for '" + opts.altname + "'");
    console.info("");
    console.info("We now present (for you copy-and-paste pleasure) your ACME Challenge");
    console.info("");
    console.info(opts.dnsHost + "\tTXT " + opts.dnsAuthorization + "\tTTL 60");
    console.info("");
    console.info(JSON.stringify({
			identifier: opts.identifier
		, wildcard: opts.wildcard
		, altname: opts.altname
		, type: opts.type
		, token: opts.token
		, keyAuthorization: opts.keyAuthorization
		, dnsHost: opts.dnsHost
		, dnsAuthorization: opts.dnsAuthorization
		, expires: opts.expires
    }, null, '  ').replace(/^/gm, '\t'));
    console.info("");
    console.info("hit enter to continue...");
    process.stdin.resume();
    process.stdin.on('data', function () {
      process.stdin.pause();
      cb(null);
    });
  }
};

// nothing to do here, that's why it's manual
Challenge.get = function (defaults, cb) {
  // defaults.challenge
  cb(null);
};

// might as well tell the user that whatever they were setting up has been checked
Challenge.remove = function (args, cb) {
  console.info("Challenge complete. You may remove the DNS-01 challenge record:");
  console.info("\t" + args.challenge.altname + "\tTXT\t" + args.challenge.dnsAuthorization);
  cb(null);
};