module Opale
  module SortableHelper
    def search_form_fields(table_name = nil, &block)
      searching_field  = hidden_field_tag :searching, true
      table_name_field = hidden_field_tag :table_name, table_name unless table_name.nil?
      sort_field       = hidden_field_tag :sort, params[:sort] || :updated_at
      direction_field  = hidden_field_tag :direction, params[:direction] || :desc

      searching_field.concat(sort_field)
      searching_field.concat(direction_field)
      searching_field.concat(table_name_field)

      searching_field
    end

    def th(options, &block)
      css_class = options[:table_name] == sort_column ? "current #{sort_direction}" : nil
      # direction = options[:table_name] == sort_column && sort_direction == 'asc' ? 'desc' : 'asc'

      content_tag :th, class: options[:class], style: options[:style] do
        link_to '#', { class: css_class, onclick: "sortable(event, '#{options[:table_name]}')" } do
          block.call unless block.nil?
        end
      end
    end
  end
end