#-- 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.
#++

module API
  module V3
    module Groups
      class GroupsAPI < ::API::OpenProjectAPI
        helpers ::API::Utilities::ParamsHelper

        resources :groups do
          params do
            requires :id, desc: 'Group\'s id'
          end
          route_param :id do
            helpers do
              def group_scope
                if current_user.allowed_to_globally?(:manage_members)
                  Group.all
                else
                  Group
                    .in_project(Project.allowed_to(current_user, :view_members))
                end
              end

              def requested_user
                group_scope.find(params[:id])
              end
            end

            get do
              GroupRepresenter
                .new(requested_user, current_user: current_user)
            end
          end
        end
      end
    end
  end
end
