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# Redmine - project management software

# Copyright (C) 2006-2013  Jean-Philippe Lang

#

# 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.

class CustomFieldsController < ApplicationController

  layout 'admin'

  before_filter :require_admin

  before_filter :build_new_custom_field, :only => [:new, :create]

  before_filter :find_custom_field, :only => [:edit, :update, :destroy]

  def index

    @custom_fields_by_type = CustomField.all.group_by {|f| f.class.name }

    @tab = params[:tab] || 'IssueCustomField'

  end

  def new

  end

  def create

    if @custom_field.save

      flash[:notice] = l(:notice_successful_create)

      call_hook(:controller_custom_fields_new_after_save, :params => params, :custom_field => @custom_field)

      redirect_to custom_fields_path(:tab => @custom_field.class.name)

    else

      render :action => 'new'

    end

  end

  def edit

  end

  def update

    if @custom_field.update_attributes(params[:custom_field])

      flash[:notice] = l(:notice_successful_update)

      call_hook(:controller_custom_fields_edit_after_save, :params => params, :custom_field => @custom_field)

      redirect_to custom_fields_path(:tab => @custom_field.class.name)

    else

      render :action => 'edit'

    end

  end

  def destroy

    begin

      @custom_field.destroy

    rescue

      flash[:error] = l(:error_can_not_delete_custom_field)

    end

    redirect_to custom_fields_path(:tab => @custom_field.class.name)

  end

  private

  def build_new_custom_field

    @custom_field = CustomField.new_subclass_instance(params[:type], params[:custom_field])

    if @custom_field.nil?

      render_404

    else

      @custom_field.default_value = nil

    end

  end

  def find_custom_field

    @custom_field = CustomField.find(params[:id])

  rescue ActiveRecord::RecordNotFound

    render_404

  end

end