const dateToTimestamp = function (date) {
  var iteration = 0

  while (1) {
    try {
      switch (iteration++) {
        ///// ISO String
        case 0: return Math.floor(Date.parse(date) / 1000);
        
        ///// Timestamp string
        case 2:
          if (typeof(date) != 'string') continue;
          date = parseInt(date); break;

        ///// Timestamp integer
        case 1:
          if (typeof(date) != 'integer') continue;
          // if (date > 0xFFFFFFFF) return Math.floor(date / 1000)
          else return date;

        default: return undefined
      }
    } catch (e) { continue }
  }
}

const unixTimestamp = function () { return Math.floor(Date.now() / 1000) }

module.exports = {
  dateToTimestamp,
  unixTimestamp,
}