result-filters.js

var CarrierTypes = require('./trip-models/carrier.js').Types
var LocalTime = require('./local-time.js')

exports.departureSort = function (results) {
  return results.sort(function (a, b) {
    var diff = a.departureDate - b.departureDate
    return (diff !== 0) ? diff : a.arrivalDate - b.arrivalDate
  })
}

exports.duplicates = function (results) {
  return results.filter(function (trip, index) {
    if (index === results.length - 1) return true
    return !trip.equals(results[index + 1])
  })
}

exports.cancelled = function (results) {
  return results.filter(function (trip) {
    for (var i = 0, l = trip.legs.length; i < l; i++) {
      if (trip.legs[i].cancelled) {
        return false
      }
    }
    return true
  })
}

exports.missedConnections = function (results) {
  return results.filter(function (trip) {
    var legs = trip.legs
    for (var i = 0, l = legs.length - 1; i < l; i++) {
      var leg = legs[i]
      var nextLeg = legs[i + 1]
      if (leg.carrier.type === CarrierTypes.walk ||
        nextLeg.carrier.type === CarrierTypes.walk) return true
      return leg.to.date <= nextLeg.from.date
    }
    return true
  })
}

exports.departed = function (results) {
  var now = LocalTime.get()
  var minuteAgo = now.getTime() - 90000
  return results.filter(function (trip) {
    return trip.nonWalkDepartureDate.getTime() > minuteAgo
  })
}