'use strict';

var common = module.exports;

var path = require('path');
var mkdirp = require('mkdirp');
var os = require('os');
var homedir = os.homedir();

var localshare = '.local/share/telebit';
var localconf = '.config/telebit';

common.pipename = function (config, newApi) {
  var _ipc = {
    path: (config.sock || common.DEFAULT_SOCK_NAME)
  , comment: (/^win/i.test(os.platform()) ? 'windows pipe' : 'unix socket')
  , type: (/^win/i.test(os.platform()) ? 'pipe' : 'socket')
  };
  if ('pipe' === _ipc.type) {
    _ipc.path = '\\\\?\\pipe' + _ipc.path.replace(/\//, '\\');
  }
  if (newApi) {
    return _ipc;
  }
  return _ipc.path;
};
common.DEFAULT_SOCK_NAME = path.join(homedir, localshare, 'var', 'run', 'telebit.sock');

common.parseUrl = function (hostname) {
  var url = require('url');
  var location = url.parse(hostname);
  if (!location.protocol || /\./.test(location.protocol)) {
    hostname = 'https://' + hostname;
    location = url.parse(hostname);
  }
  hostname = location.hostname + (location.port ? ':' + location.port : '');
  hostname = location.protocol.replace(/https?/, 'https') + '//' + hostname + location.pathname;
  return hostname;
};
common.parseHostname = function (hostname) {
  var url = require('url');
  var location = url.parse(hostname);
  if (!location.protocol || /\./.test(location.protocol)) {
    hostname = 'https://' + hostname;
    location = url.parse(hostname);
  }
  //hostname = location.hostname + (location.port ? ':' + location.port : '');
  //hostname = location.protocol.replace(/https?/, 'https') + '//' + hostname + location.pathname;
  return location.hostname;
};

common.apiDirectory = '_apis/telebit.cloud/index.json';

function leftpad(i, n, c) {
  i = i.toString();
  while (i.length < (n || 4)) {
    i = (c || '0') + i;
  }
  return i;
}
common.otp = function getOtp() {
  return leftpad(Math.round(Math.random() * 9999), 4, '0');
};

try {
  mkdirp.sync(path.join(__dirname, '..', 'var', 'log'));
  mkdirp.sync(path.join(__dirname, '..', 'var', 'run'));
  mkdirp.sync(path.join(__dirname, '..', 'etc'));
} catch(e) {
  console.error(e);
}

try {
  mkdirp.sync(path.join(homedir, localshare, 'var', 'log'));
  mkdirp.sync(path.join(homedir, localshare, 'var', 'run'));
  //mkdirp.sync(path.join(homedir, localshare, 'etc'));
  mkdirp.sync(path.join(homedir, localconf));
} catch(e) {
  console.error(e);
}