conveyal/modeify

/**
 * Seconds to minutes
 */

exports.secondsToMinutes = function (s) {
  var m = Math.floor(s / 60)
  var sec = s % 60
  sec = sec < 10 ? '0' + sec : sec
  return m + ':' + sec
}

/**
 * Meters to miles
 */

exports.metersToMiles = function (meters) {
  return milesToString(meters * 0.000621371)
}

/**
 * MPH to m/s
 */

exports.mphToMps = function (mph) {
  return mph * 0.44704
}

/**
 * Calories to pounds
 */

exports.caloriesToPounds = function (cals) {
  return cals / 3500
}

/**
 * Number to short string
 */

exports.roundNumberToString = function (n) {
  if (n > 1000) {
    return toFixed(n, 0).toLocaleString()
  } else if (n > 100) {
    return Math.round(n)
  } else if (n > 10) {
    return toFixed(n, 1)
  } else if (n > 1) {
    return toFixed(n, 2)
  }
}

/**
 * Miles to CO2 tonnage
 */

exports.milesToCO2 = function (m) {}

/**
 * Expose `toFixed`
 */

exports.toFixed = toFixed

/**
 * To fixed without trailing zero
 */

function toFixed (n, f) {
  var m = Math.pow(10, f)
  return ((n * m) | 0) / m
}

/**
 * Expose `milesToString`
 */

exports.milesToString = milesToString

/**
 * Miles to string
 */

function milesToString (miles) {
  if (miles > 10) {
    return miles.toFixed(0)
  } else if (miles > 1) {
    return ((miles * 10) | 0) / 10
  } else {
    return ((miles * 100) | 0) / 100
  }
}

/**
 * TODO: this should be aliased in CSS
 */

exports.modeToIcon = function (m) {
  m = m || ''
  m = m.toLowerCase()
  switch (m) {
    case 'bicycle':
      return 'bike'
    case 'pedestrian':
      return 'walk'
    case 'rail':
    case 'subway':
    case 'tram':
      return 'train'
    case 'bicycle_rent':
      return 'cabi'
    default:
      return m
  }
}

/**
 * Route to color converter
 */

exports.routeToColor = function (type, agency, line, color) {
  if (color) {
    return `#${color}`
  }

  if (agency === 'dc') {
    if (type === 1 || type === 'TRANSIT') return colors[line]
    return colors.metrobus
  }

  if (colors[agency]) {
    return colors[agency]
  }

  return '#333'
}

/**
 * Predefined Transit Colors
 */

var colors = {
  '1': '#55b848', // ART TODO: Dont have hacky agency
  'agency#1': '#55b848', // ART
  'agency#3': '#2c9f4b', // Maryland Commute Bus
  art: '#55b848',
  blue: '#0076bf',
  cabi: '#d02228',
  'fairfax connector': '#ffff43',
  green: '#00a84f',
  mcro: '#355997',
  metrobus: '#173964',
  orange: '#f7931d',
  prtc: '#5398a0',
  red: '#e21836',
  silver: '#a0a2a0',
  yellow: '#ffd200'
}

/*
  ART green #55b848
  Maryland green #2c9f4b
  Montgomery blue #355997
  Potomac blue #5398a0
  Fairfax yellow #faff4c
  Fairfax yellow type #c9b80d
  VRE red #de003a
  VRE blue #255393

  Metrobus #173964
  CaBI #d02228
  Metro Red #e21836
  Metro Orange #f7931d
  Metro Silver #a0a2a0
  Metro Blue #0076bf
  Metro Yellow #ffd200
  Metro Green #00a84f
*/