tylerhunt · October 11, 2023 14:44 · SeriouslyAwesome · Dec 8, 2016 · carlsmith-aob · Feb 22, 2020
diff --git a/active_admin.css.scss b/active_admin.css.scss
 @import 'active_admin/mixins';
 @import 'active_admin/base';
 @import 'jquery.ui.autocomplete';
diff --git a/active_admin.js.coffee b/active_admin.js.coffee
 #= require active_admin/base
 #= require jquery.ui.autocomplete

 $ ->
  $('.autocomplete').each (index, input) ->
    $input = $(input)
    $hiddenInput = $($(input).data('hidden-input'))

    $input
      .autocomplete
        minLength: 3
        delay: 600
        source: (request, response) ->
          $.ajax
            url: $input.data('url')
            dataType: 'json'
            data: 
              term: request.term
            success: (data) -> response(data)
        select: (event, ui) ->
          $input.val(ui.item.label)
          $hiddenInput.val(ui.item.id)
          false
      .data('ui-autocomplete')._renderItem = (ul, item) ->
        $('<li></li>')
         .data('item.autocomplete', item)
         .append('<a>' + item.label + '</a>')
         .appendTo(ul)
diff --git a/autocomplete_serializer.rb b/autocomplete_serializer.rb
 class AutocompleteSerializer < ActiveModel::Serializer
  attribute :id
  attribute :label

 private

  def label
    object.name
  end
 end
diff --git a/Gemfile b/Gemfile
 gem 'active_model_serializers'
 gem 'activeadmin'
 gem 'jquery-ui-rails'
diff --git a/posts.rb b/posts.rb
 ActiveAdmin.register Post do
  form do |f|
    f.inputs 'Details' do
      f.input :user,
        as: :string,
        input_html: {
          class: 'autocomplete',
          id: 'post_user_name',
          name: '',
          value: f.object.user.try(:name),
          data: {
            url: autocomplete_admin_users_path,
            hidden_input: '#post_user_id',
          },
        }

      f.input :user_id, as: :hidden
    end
  end
 end
diff --git a/users.rb b/users.rb
 ActiveAdmin.register User do
  collection_action :autocomplete, method: :get do
    users = User.where('LOWER(name) ILIKE ?', "#{params[:term]}%")
    render json: users, each_serializer: AutocompleteSerializer, root: false
  end
 end
	@import 'active_admin/mixins';
	@import 'active_admin/base';
	@import 'jquery.ui.autocomplete';
	#= require active_admin/base
	#= require jquery.ui.autocomplete

	$ ->
	$('.autocomplete').each (index, input) ->
	$input = $(input)
	$hiddenInput = $($(input).data('hidden-input'))

	$input
	.autocomplete
	minLength: 3
	delay: 600
	source: (request, response) ->
	$.ajax
	url: $input.data('url')
	dataType: 'json'
	data:
	term: request.term
	success: (data) -> response(data)
	select: (event, ui) ->
	$input.val(ui.item.label)
	$hiddenInput.val(ui.item.id)
	false
	.data('ui-autocomplete')._renderItem = (ul, item) ->
	$('<li></li>')
	.data('item.autocomplete', item)
	.append('<a>' + item.label + '</a>')
	.appendTo(ul)
	class AutocompleteSerializer < ActiveModel::Serializer
	attribute :id
	attribute :label

	private

	def label
	object.name
	end
	end
	gem 'active_model_serializers'
	gem 'activeadmin'
	gem 'jquery-ui-rails'
	ActiveAdmin.register Post do
	form do \|f\|
	f.inputs 'Details' do
	f.input :user,
	as: :string,
	input_html: {
	class: 'autocomplete',
	id: 'post_user_name',
	name: '',
	value: f.object.user.try(:name),
	data: {
	url: autocomplete_admin_users_path,
	hidden_input: '#post_user_id',
	},
	}

	f.input :user_id, as: :hidden
	end
	end
	end
	ActiveAdmin.register User do
	collection_action :autocomplete, method: :get do
	users = User.where('LOWER(name) ILIKE ?', "#{params[:term]}%")
	render json: users, each_serializer: AutocompleteSerializer, root: false
	end
	end