module Wice #:nodoc:
  module BsCalendarHelpers #:nodoc:

    # A struct containing all data for rendering a calendar
    class CalendarData #:nodoc:

      # :nodoc:
      attr_accessor :name,
                    :date_string,
                    :dom_id,
                    :datepicker_placeholder_id,
                    :date_div_id,
                    :fire_event,
                    :close_calendar_event_name,
                    :the_other_datepicker_id_to,
                    :the_other_datepicker_id_from
    end

    def date_calendar_bs(calendar_data)  #:nodoc:
      placeholder =
        if calendar_data.the_other_datepicker_id_to
          I18n.t("wice_grid.date_selector_tooltip_from")
        else
          I18n.t("wice_grid.date_selector_tooltip_to")
        end

      text_field_tag_options = {
          :id                   => calendar_data.dom_id,
          'data-provide'        => 'datepicker',
          'data-date-language'  => I18n.locale,
          'data-date-autoclose' => true,
          'data-date-format'    => Wice::ConfigurationProvider.value_for(:DATE_FORMAT_BOOTSTRAP),
          'placeholder'         => placeholder
      }

      text_field_tag_options['class'] = 'form-control input-sm'

      if Rails.env.development?
        text_field_tag_options['class'] += ' check-for-bsdatepicker'
      end

      if calendar_data.fire_event
        text_field_tag_options['data-close-calendar-event-name'] = calendar_data.close_calendar_event_name
      end

      if calendar_data.the_other_datepicker_id_to
        text_field_tag_options['data-the-other-bsdatepicker-id-to'] = calendar_data.the_other_datepicker_id_to
      end

      if calendar_data.the_other_datepicker_id_from
        text_field_tag_options['data-the-other-bsdatepicker-id-from'] = calendar_data.the_other_datepicker_id_from
      end

      date_picker = text_field_tag(calendar_data.name, calendar_data.date_string, text_field_tag_options)

      "<div id=\"#{calendar_data.datepicker_placeholder_id}\">#{date_picker}</div>"
    end

    def prepare_data_for_bscalendar(options)  #:nodoc:
      date_format = Wice::ConfigurationProvider.value_for(:DATE_FORMAT)

      CalendarData.new.tap do |calendar_data|
        calendar_data.name                      = options[:name]
        calendar_data.date_string               = options[:initial_date].nil? ? '' : options[:initial_date].strftime(date_format)
        calendar_data.dom_id                    = options[:name].gsub(/([\[\(])|(\]\[)/, '_').gsub(/[\]\)]/, '').gsub(/\./, '_').gsub(/_+/, '_')
        calendar_data.datepicker_placeholder_id = calendar_data.dom_id + '_date_placeholder'
        calendar_data.date_div_id               = calendar_data.dom_id + '_date_view'
        calendar_data.close_calendar_event_name = "wg:calendarChanged_#{options[:grid_name]}"
        calendar_data.fire_event                = options[:fire_event]
      end
    end
  end
end