Human time for Crystal

human.cr

def human_time(time)

  time = time.gsub("T", " ")
  time = Time.parse(time, "%F %T", Time::Kind::Utc)

  now = Time.utc_now
  diff = (now - time)
  if diff < 5.minutes
    "just now"
  elsif diff < 1.hour
    "#{diff.total_minutes.to_i} minutes ago"
  elsif diff < 2.hours
    "1 hour ago"
  elsif diff < 1.day
    "#{diff.total_hours.to_i} hours ago"
  elsif diff < 2.days
    "1 day ago"
  else
    "#{diff.total_days.to_i} days ago"
  end
end

puts human_time("2018-05-19T13:57:34+0000")