Contents

class AjaxFilterInput < Formtastic::Inputs::StringInput
  include ActiveAdmin::Inputs::Filters::Base

  def to_html
    input_wrapping do
      [
        label_html,
        builder.text_field(eq_input_name, input_html_options)
      ].join("\n").html_safe
    end
  end

  def eq_input_name
    "#{method}_eq"
  end

  # rubocop:disable Metrics/CyclomaticComplexity
  def input_html_options
    opts = {}
    opts[:class] = ['select2-ajax'].concat([@options[:class]] || []).join(' ')
    opts["data-fields"] = (@options[:fields] || []).to_json
    opts["data-url"] = url
    opts["data-response_root"] = @options[:response_root] || @options[:url].to_s.split('/').last
    opts["data-display_name"] = @options[:display_name] || "name"
    opts["data-minimum_input_length"] = @options[:minimum_input_length] || 1
    opts["data-width"] = @options[:width] || "100%"
    opts["data-selected"] = get_selected_value(opts["data-display_name"])
    opts["data-order"] = @options[:order_by] if @options[:order_by]
    super.merge opts
  end

  # rubocop:disable Style/RescueModifier
  def get_selected_value(display_name)
    association_name = method.to_s.chomp("_id")
    association = @object.klass.reflect_on_association(association_name)
    if association.options && association.options.keys.include?(:class_name)
      filter_class = association.options[:class_name].constantize rescue @object.klass
    else
      filter_class = association_name.classify.constantize rescue @object.klass
    end
    selected_value = @object.conditions.find { |c| c.attributes.map(&:name).include?(method.to_s) }.values.first.value rescue nil
    filter_class.find(selected_value).send(display_name) if !!selected_value
  end

  def url
    if @options[:url].is_a?(Proc)
      template.instance_eval(&@options[:url]) || ""
    else
      @options[:url] || ""
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
activeadmin_addons-0.12.0	app/inputs/ajax_filter_input.rb