ActiveAdminAwesomeNestedSet

Purpose

Add sortable columns for active admin. Show index page as a tree.

Contributors

Features

  • Add member actions with one method call
  • Add sorting columns in your index views with one method call.
  • Integrates with awesome_nested_set

Prerequisites

You need active_admin and awesome_nested_set.

Installation

Add it to your gemfile:

gem 'active_admin-awesome_nested_set'

Install your bundle:

> bundle install

Usage

Assuming you have a Category model:

class Category < ActiveRecord::Base
# awesome nested set
acts_as_nested_set
default_scope :order => 'lft ASC'

#...
end

You can add sortable columns, member actions and sorting like this:

#app/admin/category.rb
ActiveAdmin.register Category do
# Sort categories by left asc
config.sort_order = 'lft_asc'

# Add member actions for positioning.
sortable_tree_member_actions

index do
  # This adds columns for moving up, down, top and bottom.
  sortable_tree_columns
  
  #...
  column :firstname
  column :lastname
  default_actions
end
end

Todo

  • Tests, tests, tests.
  • Better docs.

License

This project rocks and uses MIT-LICENSE.