# Description:
#   shows integrity tests coverage
#
# Dependencies:
#   None
#
# Configuration:
#   None
#
# Commands:
#  hubot (mostrami la) copertura (dei test)
#
# Author:
#   Enrico Fasoli (fazo96)

moment = require 'moment'
path   = require 'path'
fs     = require 'fs'

module.exports = (robot) ->
  robot.respond /(?:mostrami la )?(?:copertura|coverage)(?: dei test)?/i, (res) ->
    url  = 'https://maxwell.ydns.eu/asjon/report/coverage'
    file = 'report/coverage/coverage-summary.json'

    try
      report = JSON.parse (fs.readFileSync file, 'utf8')
    catch err
      if err.code is 'ENOENT'
        return res.send 'report non disponibile. forse \
          non è ancora stato generato?'
      else
        return res.send "errore nel leggere il report:\n#{err}"

    files = []
    for name, file of report
      if name isnt "total"
        files.push "- #{path.basename name} is covered at #{file.lines.pct}%"

    res.send """
      === Coverage: #{report.total.lines.pct}%
      #{files.join '\n'}

      HTML report: #{url}
      JSON report: #{url}/coverage-summary.json
    """