// # boot - mongo

var mongoose = require('mongoose')
var _ = require('underscore')

exports = module.exports = function(logger, settings) {

  var connection = mongoose.createConnection(
    settings.mongo.host,
    settings.mongo.dbname,
    settings.mongo.port,
    settings.mongo.opts
  )

  connection.on('error', function(err) {
    logger.error('mongo connection error: %s', err.message || err)
  })

  connection.on('open', function() {
    logger.info('mongo connection opened')
  })

  connection = _.defaults(connection, mongoose)

  return connection

}

exports['@singleton'] = true
exports['@require'] = [ 'igloo/logger', 'igloo/settings' ]