# Description:
#   Hubot interface for timezone.io
#
# Configuration:
#   HUBOT_TIMEZONEIO_URL - full team url eg: https://timezone.io/team/buffer
#
# Commands:
#   hubot tz - Show team's local time across time zones via timezone.io
#
# Dependencies:
#   moment-timezone
#
# Author:
#   @benwtr
# 

moment = require 'moment-timezone'

timezoneio_url = process.env.HUBOT_TIMEZONEIO_URL || 'https://timezone.io/team/buffer'

data_regex = /appData = (.*);/g

module.exports = (robot) ->
  robot.respond /tz/i, (res) ->
    robot.http(timezoneio_url)
      .get() (err, result, body) ->
        if m = data_regex.exec body
          d = m[1]
          d = JSON.parse d
          reply = ''
          cur_time = new Date().getTime()
          for z in d.timezones
            tz = z.tz
            time = moment(cur_time).tz(tz).format("ddd h:mmA|zZZ")
            names = for person in z.people
              person.name
            names = names.join(', ')
            reply += "#{tz}|#{time} - #{names}\n"
          res.reply reply