Conversion of Photos and Videos to Moments

coversion.coffee

# subscription being the subscription DTO returned from the API
numPhotos    = subscription.num_photos
secVideos    = subscription.sec_videos
numVideos    = secVideos / 60000 * subscription.plan.photos_per_min_video
total        = subscription.total_storage
# Change to a string with commas
photosComma  = numberWithCommas(numPhotos)
# Ensure numVideos and numPhotos are integers
allMoments   = parseInt(numVideos, 10) + parseInt(numPhotos, 10)
# Make the time prettified
time  = prettyTime(secVideos)
# Take larger of total_storage or the total number of photos + the converted number of videos
denom = Math.max(allMoments, total)
# Get percentages (i'm always rounding up as I can only use integers in my graphical bar)
photoPercentage = Math.ceil(numPhotos / denom * 100)
videoPercentage = Math.ceil(numVideos / denom * 100)
# Since I'm rounding up on both, make sure the total percentage isn't over 100%
if (photoPercentage + videoPercentage) > 100
  if photoPercentage > videoPercentage
    photoPercentage -= 1
  else
    videoPercentage -= 1

# Text to be used:
#
#  "#{ time } Video"
#  "#{ photosComma } Photos"


# HELPER FUNCTIONS #
numberWithCommas = (number) ->
  # Make sure the number is a string
  string = number.toString()
  # Only add a comma if >= 10k
  if string.length > 4
    string.replace(/\B(?=(\d{3})+(?!\d))/g, ",")
  else
    string

prettyTime = (ms) ->
  seconds = Math.round ms / 1000
  minutes = (tempMinutes = Math.round(seconds / 60)) > 0 and tempMinutes
  hours   = (tempHours   = Math.round(minutes / 60)) > 0 and tempHours
  text = if hours
    if hours > 100
      days = Math.round(hours / 24)
      "#{ days } Days"
    else if hours > 1
      "#{ hours }hrs"
    else
      "#{ hours }hr"
  else if minutes
    if minutes > 1
      "#{ minutes }mins"
    else
      "#{ minutes }min"
  else if seconds
    "#{ seconds }sec"
  else
    "No"