#-- encoding: UTF-8
#-- copyright
# ChiliProject is a project management system.
#
# Copyright (C) 2010-2011 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# See doc/COPYRIGHT.rdoc for more details.
#++

module ReportsHelper

  def aggregate(data, criteria)
    a = 0
    data.each { |row|
      match = 1
      criteria.each { |k, v|
        match = 0 unless (row[k].to_s == v.to_s) || (k == 'closed' && row[k] == (v == 0 ? "f" : "t"))
      } unless criteria.nil?
      a = a + row["total"].to_i if match == 1
    } unless data.nil?
    a
  end

  def aggregate_link(data, criteria, *args)
    a = aggregate data, criteria
    a > 0 ? link_to(h(a), *args) : '-'
  end
end