#-- encoding: UTF-8

#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 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.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++

class Queries::WorkPackages::Filter::VersionFilter <
  Queries::WorkPackages::Filter::WorkPackageFilter

  def allowed_values
    @allowed_values ||= begin
      versions.sort.map { |s| ["#{s.project.name} - #{s.name}", s.id.to_s] }
    end
  end

  def type
    :list_optional
  end

  def human_name
    WorkPackage.human_attribute_name('fixed_version')
  end

  def self.key
    :fixed_version_id
  end

  def ar_object_filter?
    true
  end

  def value_objects
    value_ints = values.map(&:to_i)

    versions.select { |v| value_ints.include?(v.id) }
  end

  private

  def versions
    if project
      project.shared_versions
    else
      Version.visible.systemwide
    end
  end
end
