module Travis
  module Mailer
    module Helper
      module Build
        def repository_build_url(options)
          [Travis.config.host, options[:slug], 'builds', options[:id]].join('/')
        end

        def title(build)
          "Build Update for #{build.repository.slug}"
        end

        def print_build_matrix_summary(matrix)
          title = '#      RVM       Duration             Status      Build Log'
          summary_lines = matrix.map do |build|
            [build.number, build.config["RVM"], build_duration(build.started_at, build.finished_at), build.status, "build.link"]
          end
          title
        end

        # 1 hour, 10 minutes, and 15 seconds
        # 1 hour, 0 minutes, and 5 seconds
        # 1 minutes and 1 second
        # 15 seconds
        def duration_in_words(started_at, finished_at)
          # difference in seconds
          diff = (finished_at - started_at).to_i

          hours   = hours_part(diff)
          minutes = minutes_part(diff)
          seconds = seconds_part(diff)

          time_pieces = []

          time_pieces << I18n.t(:'datetime.distance_in_words.hours_exact',   :count => hours)   if hours > 0
          time_pieces << I18n.t(:'datetime.distance_in_words.minutes_exact', :count => minutes) if hours > 0 || minutes > 0
          time_pieces << I18n.t(:'datetime.distance_in_words.seconds_exact', :count => seconds)

          time_pieces.to_sentence
        end

        ONE_HOUR = 3600
        ONE_MINUTE = 60

        def hours_part(diff)
          diff / ONE_HOUR
        end

        def minutes_part(diff)
          (diff % ONE_HOUR) / ONE_MINUTE
        end

        def seconds_part(diff)
          diff % ONE_MINUTE
        end
      end
    end
  end
end