# encoding: utf-8
#--
#   Copyright (C) 2010 Juho Nieminen <juho.m.a.nieminen@jyu.fi>
#   Copyright (C) 2009 Fabio Hideaki Hisamoto
#   Copyright (C) 2009 Johan Sørensen <johan@johansorensen.com>
#
#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU Affero General Public License as published by
#   the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
#   You should have received a copy of the GNU Affero General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#++


class GitoriousFormBuilder < ActionView::Helpers::FormBuilder
  
  #Creates an option select group out of current repos branches
  #and a input field for new branch name
  def current_repos_heads(id, name, current_repo)
    result = ['<select id="'+id+'_selector" name="'+name+'_selector">']
    if current_repo.git.heads.empty? or (current_repo.git.heads.length == 1 && current_repo.git.heads.first.name.eql?(GitoriousConfig["repo_meta_branch"]))
      result << '<option value="" selected="selected">(new branch)</option>'
      value = 'master'
    else 
      result << '<option value="">(new branch)</option>'  
      current_repo.git.heads.each do |branch| 
        unless branch.name.eql? GitoriousConfig["repo_meta_branch"]
          option = '<option value="'+branch.name+'"'
          option += 'selected="selected"' if branch.name == 'master' 
          option += '>'+branch.name+'</option>' 
          result << option
        end
      end
      value = ''
    end
    result << '</select> '
    result << '<input id="'+id+'" name="'+name+'" type="text" size="30" maxlength="100" value="'+value+'"/>'
    result.join("\n")
  end

  #Creates an option select group out of current user's projects
  def current_users_projects(id, name, current_project, users_projects)
    result = ['<select id="'+id+'" name="'+name+'">'] 
    unless current_project.id.nil?
      users_projects.delete(current_project)
      result << '<option value="'+current_project.title+'" selected >'+current_project.title+'</option>'
    end
    users_projects.each do |project|
      result << '<option value="'+project.title+'">'+project.title+'</option>'
    end
    result << '</select>'
    result.join("\n")
  end

  # Creates a set of radio buttons for the current_user and a select tag
  # for any groups he's a member of
  def current_user_or_group(field, label_title, admin_groups, hint = nil, options = {})    
    if admin_groups.empty?
      result = ['<div style="display:none">']
    else 
      result = ['<div>']
    end
    result << label(label_title+":")
    result << "<br />"
    result << "Me: " + radio_button("#{field}_type", "User", {:checked => true})
    result << select_group_membership(field, admin_groups)
    result << '</div>'
    if options[:hint]
      result << content_tag(:p, options[:hint], :class => "hint")
    end        
    result.join("\n")
  end
  
  private

  def select_group_membership(field, admin_groups)
    #admin_groups = @template.current_user.groups.select {|g| g.admin? @template.current_user }
    result = ""
    result << "Team: " + radio_button("#{field}_type", "Group")
    result << select("#{field}_id", admin_groups.map{|g| [g.name, g.id] }, 
                      {}, :id => "#{object_name}_#{field}_id_group_select")
    result    
  end
end