osem-fcy/app/controllers/admin/contacts_controller.rb

module Admin
  class ContactsController < ApplicationController
  load_and_authorize_resource :conference, find_by: :short_title
  load_and_authorize_resource through: :conference, singleton: true

  # GET /:conference/contact
  def show; end

  # GET /:conference/contact/edit
  def edit; end

  # PATCH/PUT /:conference/contact
  def update
    if @contact.update(contact_params)
      redirect_to admin_conference_contact_path, notice: 'Contact details were successfully updated.'
    else
      render :edit
    end
  end

  # DELETE /:conference/contact
  def destroy
    @contact.destroy
    redirect_to admin_conference_contacts_url, notice: 'Contact details were successfully destroyed.'
  end

  private
    # Only allow a trusted parameter "white list" through.
    def contact_params
      # params.require(:contact).permit(:social_tag, :email, :facebook, :googleplus, :twitter, :instagram, :public)
      params[:contact]
    end
  end
end