dates and times with rethinkdb

foo.js

convertDateToDatabaseTime4(d) {
  var date  = (d) ? moment(d) : moment(),
      year  = parseInt(date.format('YYYY')),
      month = parseInt(date.format('M')),
      day   = parseInt(date.format('D'))

  return r.time(year, month, day, '-04:00')
}

convertDateToDatabaseTime7(year, month, day, hour = 0, minute = 0, second = 0, timezone = '-04:00') {

  // Allows for the first argument to be "2016-06-30"
  if(arguments.length == 3) {
    var date  = moment(arguments[0])

    year   = parseInt(date.format('YYYY'))
    month  = parseInt(date.format('M'))
    day    = parseInt(date.format('D'))
    hour   = parseInt(arguments[1])
    minute = parseInt(arguments[2])
  }

  // Makes second and timezone optional
  if(arguments.length == 5) {
    year   = parseInt(arguments[0])
    month  = parseInt(arguments[1])
    day    = parseInt(arguments[2])
    hour   = parseInt(arguments[3])
    minute = parseInt(arguments[4])
  }

  year   = parseInt(year)
  month  = parseInt(month)
  day    = parseInt(day)
  hour   = parseInt(hour)
  minute = parseInt(minute)
  second = parseFloat(second)

  return r.time(year, month, day, hour, minute, second, timezone)
}

convertEpochToDate(e) {
  return moment.unix(e).format('YYYY-MM-DD')
}

convertEpochToDatabaseTime4(e) {
  var date = this.convertEpochToDate(e)

  return this.convertDateToDatabaseTime4(date)
}