# frozen_string_literal: true

# Redmine plugin for Document Management System "Features"
#
# Karel Pičman <karel.picman@kontron.com>
#
# 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.

# Links helper
module DmsfLinksHelper
  def folder_tree_options_for_select(folder_tree, options = {})
    s = []
    folder_tree.each do |name, id|
      tag_options = { value: id }
      tag_options[:selected] = 'selected' if id == options[:selected]
      s << content_tag('option', name, tag_options)
    end
    safe_join s
  end

  # An integer test
  def self.number?(str)
    str&.match?(/\A\d+\Z/)
  end

  def files_for_select(project_id, folder_id = nil)
    files = []
    if DmsfLinksHelper.number?(folder_id)
      folder = DmsfFolder.find_by(id: folder_id)
      files = folder.dmsf_files.visible.to_a if folder
    elsif project_id
      project = Project.find_by(id: project_id)
      files = project.dmsf_files.visible.to_a if project
    end
    files
  end
end