#!/usr/bin/env node
'use strict';

var cli = require('cli');
var mkdirp = require('mkdirp');

cli.parse({
  'acme-version':
    [ false, " v01 (Let's Encrypt v01) or draft-11 (Let's Encrypt v02) (default: draft-11)", 'string'
    , 'draft-11' ]
, 'acme-url':
    [ false, " ACME API Directory URL (default: https://acme-v02.api.letsencrypt.org/directory", 'string'
    , 'https://acme-staging-v02.api.letsencrypt.org/directory' ]

, 'aol-keyword-www':
    [ false, " Travel back in time to 1995 where we redirect bare domains as to have a triple-w prefix", 'string'
    , false ]
, config:
    [ 'c', " Path to configuration file --config /etc/greenlock/greenlock.yml (default: '')", 'string' ]
, serve:
    [ false, " Run as webserver (default: false)", 'boolean'
    , false ]
, email:
    [ false, " Email used for registration and recovery contact (default: '')", 'email' ]
, analytics:
    [ false, " Share analytics with greenlock (default: false)", 'boolean'
    , false ]
, community:
    [ false, " Join the greenlock community to get important updates (default: false)", 'boolean'
    , false ]
, 'agree-tos':
    [ false, " Agree to the Let's Encrypt Subscriber Agreement", 'boolean'
    , false ]
, domains:
    [ false, " Comma-separated list of domains to secure (default: [])", 'string' ]
, 'config-dir':
    [ false, " Configuration directory.", 'string'
    , '~/acme/etc/' ]
, 'cert-path':
    [ false, " Path where new cert.pem is saved", 'string'
    , ':configDir/live/:hostname/cert.pem' ]
, 'fullchain-path':
    [ false, " Path where new fullchain.pem (cert + chain) is saved", 'string'
    , ':configDir/live/:hostname/fullchain.pem' ]
, 'chain-path':
    [ false, " Path where new chain.pem is saved", 'string'
    , ':configDir/live/:hostname/chain.pem' ]
, 'bundle-path':
    [ false, " Path where new bundle.pem (fullchain + privkey) is saved", 'string'
    , ':configDir/live/:hostname/bundle.pem' ]
, 'privkey-path':
    [ false, " Path where (new or existing) domain privkey.pem is saved", 'string'
    , ':configDir/live/:hostname/privkey.pem' ]
, 'webroot':
    [ false, " public_html / webroot path such as /srv/www/:hostname", 'string' ]
, 'renew-within':
    [ false, " Renew certificates this many days before expiry", 'int'
    , 11 ]
, staging:
    [ false, " Use Let's Encrypt v02 staging API", 'boolean'
    , false ]
, standalone:
    [ false, " Obtain certs using a \"standalone\" webserver", 'boolean'
    , false ]
, manual:
    [ false, " Print the token and key to the screen and wait for you to hit enter, giving you time to copy it somewhere before continuing (default: false)", 'boolean'
    , false ]
, debug:
    [ false, " show traces and logs", 'boolean'
    , false ]
});

// ignore certonly and extraneous arguments
cli.main(function(_, options) {
  console.log('');
  var args = {};
  var homedir = require('os').homedir();

  Object.keys(options).forEach(function (key) {
    var val = options[key];

    if ('string' === typeof val) {
      val = val.replace(/^~/, homedir);
    }

    key = key.replace(/\-([a-z0-9A-Z])/g, function (c) { return c[1].toUpperCase(); });
    args[key] = val;
  });

  Object.keys(args).forEach(function (key) {
    var val = args[key];

    if ('string' === typeof val) {
      val = val.replace(/(\:configDir)|(\:config)/, args.configDir);
    }

    args[key] = val;
  });

  if (args.domains) {
    args.domains = args.domains.split(',');
  }

  if (!(Array.isArray(args.domains) && args.domains.length) || !args.email || !args.agreeTos) {
    console.error("\nUsage: greenlock certonly --standalone --domains example.com --email user@example.com --agree-tos");
    console.error("\nSee greenlock --help for more details\n");
    return;
  }

  if (args.tlsSni01Port) {
    // [@agnat]: Coerce to string. cli returns a number although we request a string.
    args.tlsSni01Port = "" + args.tlsSni01Port;
    args.tlsSni01Port = args.tlsSni01Port.split(',').map(function (port) {
      return parseInt(port, 10);
    });
  }

  if (args.http01Port) {
    // [@agnat]: Coerce to string. cli returns a number although we request a string.
    args.http01Port = "" + args.http01Port;
    args.http01Port = args.http01Port.split(',').map(function (port) {
      return parseInt(port, 10);
    });
  }

  mkdirp(args.configDir, function (err) {
    if (err) {
      console.error("Could not create --config-dir '" + args.configDir + "':", err.code);
      console.error("Try setting --config-dir '/tmp'");
      return;
    }

    require('../').run(args).then(function (status) {
      process.exit(status);
    });
  });
});